diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/bios')
42 files changed, 7993 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild new file mode 100644 index 000000000..5a970fb8f --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: MIT +nvkm-y += nvkm/subdev/bios/base.o +nvkm-y += nvkm/subdev/bios/bit.o +nvkm-y += nvkm/subdev/bios/boost.o +nvkm-y += nvkm/subdev/bios/conn.o +nvkm-y += nvkm/subdev/bios/cstep.o +nvkm-y += nvkm/subdev/bios/dcb.o +nvkm-y += nvkm/subdev/bios/disp.o +nvkm-y += nvkm/subdev/bios/dp.o +nvkm-y += nvkm/subdev/bios/extdev.o +nvkm-y += nvkm/subdev/bios/fan.o +nvkm-y += nvkm/subdev/bios/gpio.o +nvkm-y += nvkm/subdev/bios/i2c.o +nvkm-y += nvkm/subdev/bios/iccsense.o +nvkm-y += nvkm/subdev/bios/image.o +nvkm-y += nvkm/subdev/bios/init.o +nvkm-y += nvkm/subdev/bios/mxm.o +nvkm-y += nvkm/subdev/bios/npde.o +nvkm-y += nvkm/subdev/bios/pcir.o +nvkm-y += nvkm/subdev/bios/perf.o +nvkm-y += nvkm/subdev/bios/pll.o +nvkm-y += nvkm/subdev/bios/pmu.o +nvkm-y += nvkm/subdev/bios/power_budget.o +nvkm-y += nvkm/subdev/bios/ramcfg.o +nvkm-y += nvkm/subdev/bios/rammap.o +nvkm-y += nvkm/subdev/bios/shadow.o +nvkm-y += nvkm/subdev/bios/shadowacpi.o +nvkm-y += nvkm/subdev/bios/shadowof.o +nvkm-y += nvkm/subdev/bios/shadowpci.o +nvkm-y += nvkm/subdev/bios/shadowramin.o +nvkm-y += nvkm/subdev/bios/shadowrom.o +nvkm-y += nvkm/subdev/bios/timing.o +nvkm-y += nvkm/subdev/bios/therm.o +nvkm-y += nvkm/subdev/bios/vmap.o +nvkm-y += nvkm/subdev/bios/volt.o +nvkm-y += nvkm/subdev/bios/vpstate.o +nvkm-y += nvkm/subdev/bios/xpio.o +nvkm-y += nvkm/subdev/bios/M0203.o +nvkm-y += nvkm/subdev/bios/M0205.o +nvkm-y += nvkm/subdev/bios/M0209.o +nvkm-y += nvkm/subdev/bios/P0260.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0203.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0203.c new file mode 100644 index 000000000..43f0ba1fb --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0203.c @@ -0,0 +1,129 @@ +/* + * Copyright 2014 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/M0203.h> + +u32 +nvbios_M0203Te(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct bit_entry bit_M; + u32 data = 0x00000000; + + if (!bit_entry(bios, 'M', &bit_M)) { + if (bit_M.version == 2 && bit_M.length > 0x04) + data = nvbios_rd16(bios, bit_M.offset + 0x03); + if (data) { + *ver = nvbios_rd08(bios, data + 0x00); + switch (*ver) { + case 0x10: + *hdr = nvbios_rd08(bios, data + 0x01); + *len = nvbios_rd08(bios, data + 0x02); + *cnt = nvbios_rd08(bios, data + 0x03); + return data; + default: + break; + } + } + } + + return 0x00000000; +} + +u32 +nvbios_M0203Tp(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_M0203T *info) +{ + u32 data = nvbios_M0203Te(bios, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->type = nvbios_rd08(bios, data + 0x04); + info->pointer = nvbios_rd16(bios, data + 0x05); + break; + default: + break; + } + return data; +} + +u32 +nvbios_M0203Ee(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr) +{ + u8 cnt, len; + u32 data = nvbios_M0203Te(bios, ver, hdr, &cnt, &len); + if (data && idx < cnt) { + data = data + *hdr + idx * len; + *hdr = len; + return data; + } + return 0x00000000; +} + +u32 +nvbios_M0203Ep(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, + struct nvbios_M0203E *info) +{ + u32 data = nvbios_M0203Ee(bios, idx, ver, hdr); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->type = (nvbios_rd08(bios, data + 0x00) & 0x0f) >> 0; + info->strap = (nvbios_rd08(bios, data + 0x00) & 0xf0) >> 4; + info->group = (nvbios_rd08(bios, data + 0x01) & 0x0f) >> 0; + return data; + default: + break; + } + return 0x00000000; +} + +u32 +nvbios_M0203Em(struct nvkm_bios *bios, u8 ramcfg, u8 *ver, u8 *hdr, + struct nvbios_M0203E *info) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct nvbios_M0203T M0203T; + u8 cnt, len, idx = 0xff; + u32 data; + + if (!nvbios_M0203Tp(bios, ver, hdr, &cnt, &len, &M0203T)) { + nvkm_warn(subdev, "M0203T not found\n"); + return 0x00000000; + } + + while ((data = nvbios_M0203Ep(bios, ++idx, ver, hdr, info))) { + switch (M0203T.type) { + case M0203T_TYPE_RAMCFG: + if (info->strap != ramcfg) + continue; + return data; + default: + nvkm_warn(subdev, "M0203T type %02x\n", M0203T.type); + return 0x00000000; + } + } + + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0205.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0205.c new file mode 100644 index 000000000..293a6af1b --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0205.c @@ -0,0 +1,135 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/M0205.h> + +u32 +nvbios_M0205Te(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) +{ + struct bit_entry bit_M; + u32 data = 0x00000000; + + if (!bit_entry(bios, 'M', &bit_M)) { + if (bit_M.version == 2 && bit_M.length > 0x08) + data = nvbios_rd32(bios, bit_M.offset + 0x05); + if (data) { + *ver = nvbios_rd08(bios, data + 0x00); + switch (*ver) { + case 0x10: + *hdr = nvbios_rd08(bios, data + 0x01); + *len = nvbios_rd08(bios, data + 0x02); + *ssz = nvbios_rd08(bios, data + 0x03); + *snr = nvbios_rd08(bios, data + 0x04); + *cnt = nvbios_rd08(bios, data + 0x05); + return data; + default: + break; + } + } + } + + return 0x00000000; +} + +u32 +nvbios_M0205Tp(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz, + struct nvbios_M0205T *info) +{ + u32 data = nvbios_M0205Te(bios, ver, hdr, cnt, len, snr, ssz); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->freq = nvbios_rd16(bios, data + 0x06); + break; + default: + break; + } + return data; +} + +u32 +nvbios_M0205Ee(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u8 snr, ssz; + u32 data = nvbios_M0205Te(bios, ver, hdr, cnt, len, &snr, &ssz); + if (data && idx < *cnt) { + data = data + *hdr + idx * (*len + (snr * ssz)); + *hdr = *len; + *cnt = snr; + *len = ssz; + return data; + } + return 0x00000000; +} + +u32 +nvbios_M0205Ep(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_M0205E *info) +{ + u32 data = nvbios_M0205Ee(bios, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->type = nvbios_rd08(bios, data + 0x00) & 0x0f; + return data; + default: + break; + } + return 0x00000000; +} + +u32 +nvbios_M0205Se(struct nvkm_bios *bios, int ent, int idx, u8 *ver, u8 *hdr) +{ + + u8 cnt, len; + u32 data = nvbios_M0205Ee(bios, ent, ver, hdr, &cnt, &len); + if (data && idx < cnt) { + data = data + *hdr + idx * len; + *hdr = len; + return data; + } + return 0x00000000; +} + +u32 +nvbios_M0205Sp(struct nvkm_bios *bios, int ent, int idx, u8 *ver, u8 *hdr, + struct nvbios_M0205S *info) +{ + u32 data = nvbios_M0205Se(bios, ent, idx, ver, hdr); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->data = nvbios_rd08(bios, data + 0x00); + return data; + default: + break; + } + return 0x00000000; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0209.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0209.c new file mode 100644 index 000000000..95d49a526 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/M0209.c @@ -0,0 +1,135 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/M0209.h> + +u32 +nvbios_M0209Te(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) +{ + struct bit_entry bit_M; + u32 data = 0x00000000; + + if (!bit_entry(bios, 'M', &bit_M)) { + if (bit_M.version == 2 && bit_M.length > 0x0c) + data = nvbios_rd32(bios, bit_M.offset + 0x09); + if (data) { + *ver = nvbios_rd08(bios, data + 0x00); + switch (*ver) { + case 0x10: + *hdr = nvbios_rd08(bios, data + 0x01); + *len = nvbios_rd08(bios, data + 0x02); + *ssz = nvbios_rd08(bios, data + 0x03); + *snr = 1; + *cnt = nvbios_rd08(bios, data + 0x04); + return data; + default: + break; + } + } + } + + return 0x00000000; +} + +u32 +nvbios_M0209Ee(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u8 snr, ssz; + u32 data = nvbios_M0209Te(bios, ver, hdr, cnt, len, &snr, &ssz); + if (data && idx < *cnt) { + data = data + *hdr + idx * (*len + (snr * ssz)); + *hdr = *len; + *cnt = snr; + *len = ssz; + return data; + } + return 0x00000000; +} + +u32 +nvbios_M0209Ep(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_M0209E *info) +{ + u32 data = nvbios_M0209Ee(bios, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->v00_40 = (nvbios_rd08(bios, data + 0x00) & 0x40) >> 6; + info->bits = nvbios_rd08(bios, data + 0x00) & 0x3f; + info->modulo = nvbios_rd08(bios, data + 0x01); + info->v02_40 = (nvbios_rd08(bios, data + 0x02) & 0x40) >> 6; + info->v02_07 = nvbios_rd08(bios, data + 0x02) & 0x07; + info->v03 = nvbios_rd08(bios, data + 0x03); + return data; + default: + break; + } + return 0x00000000; +} + +u32 +nvbios_M0209Se(struct nvkm_bios *bios, int ent, int idx, u8 *ver, u8 *hdr) +{ + + u8 cnt, len; + u32 data = nvbios_M0209Ee(bios, ent, ver, hdr, &cnt, &len); + if (data && idx < cnt) { + data = data + *hdr + idx * len; + *hdr = len; + return data; + } + return 0x00000000; +} + +u32 +nvbios_M0209Sp(struct nvkm_bios *bios, int ent, int idx, u8 *ver, u8 *hdr, + struct nvbios_M0209S *info) +{ + struct nvbios_M0209E M0209E; + u8 cnt, len; + u32 data = nvbios_M0209Ep(bios, ent, ver, hdr, &cnt, &len, &M0209E); + if (data) { + u32 i, data = nvbios_M0209Se(bios, ent, idx, ver, hdr); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + for (i = 0; i < ARRAY_SIZE(info->data); i++) { + u32 bits = (i % M0209E.modulo) * M0209E.bits; + u32 mask = (1ULL << M0209E.bits) - 1; + u16 off = bits / 8; + u8 mod = bits % 8; + info->data[i] = nvbios_rd32(bios, data + off); + info->data[i] = info->data[i] >> mod; + info->data[i] = info->data[i] & mask; + } + return data; + default: + break; + } + } + return 0x00000000; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/P0260.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/P0260.c new file mode 100644 index 000000000..3f7db3eb3 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/P0260.c @@ -0,0 +1,107 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/P0260.h> + +u32 +nvbios_P0260Te(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *xnr, u8 *xsz) +{ + struct bit_entry bit_P; + u32 data = 0x00000000; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 2 && bit_P.length > 0x63) + data = nvbios_rd32(bios, bit_P.offset + 0x60); + if (data) { + *ver = nvbios_rd08(bios, data + 0); + switch (*ver) { + case 0x10: + *hdr = nvbios_rd08(bios, data + 1); + *cnt = nvbios_rd08(bios, data + 2); + *len = 4; + *xnr = nvbios_rd08(bios, data + 3); + *xsz = 4; + return data; + default: + break; + } + } + } + + return 0x00000000; +} + +u32 +nvbios_P0260Ee(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt, xnr, xsz; + u32 data = nvbios_P0260Te(bios, ver, &hdr, &cnt, len, &xnr, &xsz); + if (data && idx < cnt) + return data + hdr + (idx * *len); + return 0x00000000; +} + +u32 +nvbios_P0260Ep(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len, + struct nvbios_P0260E *info) +{ + u32 data = nvbios_P0260Ee(bios, idx, ver, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->data = nvbios_rd32(bios, data); + return data; + default: + break; + } + return 0x00000000; +} + +u32 +nvbios_P0260Xe(struct nvkm_bios *bios, int idx, u8 *ver, u8 *xsz) +{ + u8 hdr, cnt, len, xnr; + u32 data = nvbios_P0260Te(bios, ver, &hdr, &cnt, &len, &xnr, xsz); + if (data && idx < xnr) + return data + hdr + (cnt * len) + (idx * *xsz); + return 0x00000000; +} + +u32 +nvbios_P0260Xp(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, + struct nvbios_P0260X *info) +{ + u32 data = nvbios_P0260Xe(bios, idx, ver, hdr); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x10: + info->data = nvbios_rd32(bios, data); + return data; + default: + break; + } + return 0x00000000; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c new file mode 100644 index 000000000..6c318e41b --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c @@ -0,0 +1,205 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include "priv.h" + +#include <subdev/bios.h> +#include <subdev/bios/bmp.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/image.h> + +static bool +nvbios_addr(struct nvkm_bios *bios, u32 *addr, u8 size) +{ + u32 p = *addr; + + if (*addr >= bios->image0_size && bios->imaged_addr) { + *addr -= bios->image0_size; + *addr += bios->imaged_addr; + } + + if (unlikely(*addr + size > bios->size)) { + nvkm_error(&bios->subdev, "OOB %d %08x %08x\n", size, p, *addr); + return false; + } + + return true; +} + +u8 +nvbios_rd08(struct nvkm_bios *bios, u32 addr) +{ + if (likely(nvbios_addr(bios, &addr, 1))) + return bios->data[addr]; + return 0x00; +} + +u16 +nvbios_rd16(struct nvkm_bios *bios, u32 addr) +{ + if (likely(nvbios_addr(bios, &addr, 2))) + return get_unaligned_le16(&bios->data[addr]); + return 0x0000; +} + +u32 +nvbios_rd32(struct nvkm_bios *bios, u32 addr) +{ + if (likely(nvbios_addr(bios, &addr, 4))) + return get_unaligned_le32(&bios->data[addr]); + return 0x00000000; +} + +u8 +nvbios_checksum(const u8 *data, int size) +{ + u8 sum = 0; + while (size--) + sum += *data++; + return sum; +} + +u16 +nvbios_findstr(const u8 *data, int size, const char *str, int len) +{ + int i, j; + + for (i = 0; i <= (size - len); i++) { + for (j = 0; j < len; j++) + if ((char)data[i + j] != str[j]) + break; + if (j == len) + return i; + } + + return 0; +} + +int +nvbios_memcmp(struct nvkm_bios *bios, u32 addr, const char *str, u32 len) +{ + unsigned char c1, c2; + + while (len--) { + c1 = nvbios_rd08(bios, addr++); + c2 = *(str++); + if (c1 != c2) + return c1 - c2; + } + return 0; +} + +int +nvbios_extend(struct nvkm_bios *bios, u32 length) +{ + if (bios->size < length) { + u8 *prev = bios->data; + if (!(bios->data = kmalloc(length, GFP_KERNEL))) { + bios->data = prev; + return -ENOMEM; + } + memcpy(bios->data, prev, bios->size); + bios->size = length; + kfree(prev); + return 1; + } + return 0; +} + +static void * +nvkm_bios_dtor(struct nvkm_subdev *subdev) +{ + struct nvkm_bios *bios = nvkm_bios(subdev); + kfree(bios->data); + return bios; +} + +static const struct nvkm_subdev_func +nvkm_bios = { + .dtor = nvkm_bios_dtor, +}; + +int +nvkm_bios_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, + struct nvkm_bios **pbios) +{ + struct nvkm_bios *bios; + struct nvbios_image image; + struct bit_entry bit_i; + int ret, idx = 0; + + if (!(bios = *pbios = kzalloc(sizeof(*bios), GFP_KERNEL))) + return -ENOMEM; + nvkm_subdev_ctor(&nvkm_bios, device, type, inst, &bios->subdev); + + ret = nvbios_shadow(bios); + if (ret) + return ret; + + /* Some tables have weird pointers that need adjustment before + * they're dereferenced. I'm not entirely sure why... + */ + if (nvbios_image(bios, idx++, &image)) { + bios->image0_size = image.size; + while (nvbios_image(bios, idx++, &image)) { + if (image.type == 0xe0) { + bios->imaged_addr = image.base; + break; + } + } + } + + /* detect type of vbios we're dealing with */ + bios->bmp_offset = nvbios_findstr(bios->data, bios->size, + "\xff\x7f""NV\0", 5); + if (bios->bmp_offset) { + nvkm_debug(&bios->subdev, "BMP version %x.%x\n", + bmp_version(bios) >> 8, + bmp_version(bios) & 0xff); + } + + bios->bit_offset = nvbios_findstr(bios->data, bios->size, + "\xff\xb8""BIT", 5); + if (bios->bit_offset) + nvkm_debug(&bios->subdev, "BIT signature found\n"); + + /* determine the vbios version number */ + if (!bit_entry(bios, 'i', &bit_i) && bit_i.length >= 4) { + bios->version.major = nvbios_rd08(bios, bit_i.offset + 3); + bios->version.chip = nvbios_rd08(bios, bit_i.offset + 2); + bios->version.minor = nvbios_rd08(bios, bit_i.offset + 1); + bios->version.micro = nvbios_rd08(bios, bit_i.offset + 0); + bios->version.patch = nvbios_rd08(bios, bit_i.offset + 4); + } else + if (bmp_version(bios)) { + bios->version.major = nvbios_rd08(bios, bios->bmp_offset + 13); + bios->version.chip = nvbios_rd08(bios, bios->bmp_offset + 12); + bios->version.minor = nvbios_rd08(bios, bios->bmp_offset + 11); + bios->version.micro = nvbios_rd08(bios, bios->bmp_offset + 10); + } + + nvkm_info(&bios->subdev, "version %02x.%02x.%02x.%02x.%02x\n", + bios->version.major, bios->version.chip, + bios->version.minor, bios->version.micro, bios->version.patch); + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/bit.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/bit.c new file mode 100644 index 000000000..070ff33f8 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/bit.c @@ -0,0 +1,49 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> + +int +bit_entry(struct nvkm_bios *bios, u8 id, struct bit_entry *bit) +{ + if (likely(bios->bit_offset)) { + u8 entries = nvbios_rd08(bios, bios->bit_offset + 10); + u32 entry = bios->bit_offset + 12; + while (entries--) { + if (nvbios_rd08(bios, entry + 0) == id) { + bit->id = nvbios_rd08(bios, entry + 0); + bit->version = nvbios_rd08(bios, entry + 1); + bit->length = nvbios_rd16(bios, entry + 2); + bit->offset = nvbios_rd16(bios, entry + 4); + return 0; + } + + entry += nvbios_rd08(bios, bios->bit_offset + 9); + } + + return -ENOENT; + } + + return -EINVAL; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c new file mode 100644 index 000000000..8ab896dd4 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/boost.c @@ -0,0 +1,126 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/boost.h> + +u32 +nvbios_boostTe(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) +{ + struct bit_entry bit_P; + u32 boost = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 2 && bit_P.length >= 0x34) + boost = nvbios_rd32(bios, bit_P.offset + 0x30); + + if (boost) { + *ver = nvbios_rd08(bios, boost + 0); + switch (*ver) { + case 0x11: + *hdr = nvbios_rd08(bios, boost + 1); + *cnt = nvbios_rd08(bios, boost + 5); + *len = nvbios_rd08(bios, boost + 2); + *snr = nvbios_rd08(bios, boost + 4); + *ssz = nvbios_rd08(bios, boost + 3); + return boost; + default: + break; + } + } + } + + return 0; +} + +u32 +nvbios_boostEe(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u8 snr, ssz; + u32 data = nvbios_boostTe(bios, ver, hdr, cnt, len, &snr, &ssz); + if (data && idx < *cnt) { + data = data + *hdr + (idx * (*len + (snr * ssz))); + *hdr = *len; + *cnt = snr; + *len = ssz; + return data; + } + return 0; +} + +u32 +nvbios_boostEp(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_boostE *info) +{ + u32 data = nvbios_boostEe(bios, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + if (data) { + info->pstate = (nvbios_rd16(bios, data + 0x00) & 0x01e0) >> 5; + info->min = nvbios_rd16(bios, data + 0x02) * 1000; + info->max = nvbios_rd16(bios, data + 0x04) * 1000; + } + return data; +} + +u32 +nvbios_boostEm(struct nvkm_bios *bios, u8 pstate, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_boostE *info) +{ + u32 data, idx = 0; + while ((data = nvbios_boostEp(bios, idx++, ver, hdr, cnt, len, info))) { + if (info->pstate == pstate) + break; + } + return data; +} + +u32 +nvbios_boostSe(struct nvkm_bios *bios, int idx, + u32 data, u8 *ver, u8 *hdr, u8 cnt, u8 len) +{ + if (data && idx < cnt) { + data = data + *hdr + (idx * len); + *hdr = len; + return data; + } + return 0; +} + +u32 +nvbios_boostSp(struct nvkm_bios *bios, int idx, + u32 data, u8 *ver, u8 *hdr, u8 cnt, u8 len, + struct nvbios_boostS *info) +{ + data = nvbios_boostSe(bios, idx, data, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + if (data) { + info->domain = nvbios_rd08(bios, data + 0x00); + info->percent = nvbios_rd08(bios, data + 0x01); + info->min = nvbios_rd16(bios, data + 0x02) * 1000; + info->max = nvbios_rd16(bios, data + 0x04) * 1000; + } + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/conn.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/conn.c new file mode 100644 index 000000000..276823426 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/conn.c @@ -0,0 +1,97 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/dcb.h> +#include <subdev/bios/conn.h> + +u32 +nvbios_connTe(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u32 dcb = dcb_table(bios, ver, hdr, cnt, len); + if (dcb && *ver >= 0x30 && *hdr >= 0x16) { + u32 data = nvbios_rd16(bios, dcb + 0x14); + if (data) { + *ver = nvbios_rd08(bios, data + 0); + *hdr = nvbios_rd08(bios, data + 1); + *cnt = nvbios_rd08(bios, data + 2); + *len = nvbios_rd08(bios, data + 3); + return data; + } + } + return 0x00000000; +} + +u32 +nvbios_connTp(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_connT *info) +{ + u32 data = nvbios_connTe(bios, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x30: + case 0x40: + return data; + default: + break; + } + return 0x00000000; +} + +u32 +nvbios_connEe(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt; + u32 data = nvbios_connTe(bios, ver, &hdr, &cnt, len); + if (data && idx < cnt) + return data + hdr + (idx * *len); + return 0x00000000; +} + +u32 +nvbios_connEp(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len, + struct nvbios_connE *info) +{ + u32 data = nvbios_connEe(bios, idx, ver, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x30: + case 0x40: + info->type = nvbios_rd08(bios, data + 0x00); + info->location = nvbios_rd08(bios, data + 0x01) & 0x0f; + info->hpd = (nvbios_rd08(bios, data + 0x01) & 0x30) >> 4; + info->dp = (nvbios_rd08(bios, data + 0x01) & 0xc0) >> 6; + if (*len < 4) + return data; + info->hpd |= (nvbios_rd08(bios, data + 0x02) & 0x03) << 2; + info->dp |= nvbios_rd08(bios, data + 0x02) & 0x0c; + info->di = (nvbios_rd08(bios, data + 0x02) & 0xf0) >> 4; + info->hpd |= (nvbios_rd08(bios, data + 0x03) & 0x07) << 4; + info->sr = (nvbios_rd08(bios, data + 0x03) & 0x08) >> 3; + info->lcdid = (nvbios_rd08(bios, data + 0x03) & 0x70) >> 4; + return data; + default: + break; + } + return 0x00000000; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/cstep.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/cstep.c new file mode 100644 index 000000000..7c8c36054 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/cstep.c @@ -0,0 +1,122 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/cstep.h> + +u32 +nvbios_cstepTe(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *xnr, u8 *xsz) +{ + struct bit_entry bit_P; + u32 cstep = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 2 && bit_P.length >= 0x38) + cstep = nvbios_rd32(bios, bit_P.offset + 0x34); + + if (cstep) { + *ver = nvbios_rd08(bios, cstep + 0); + switch (*ver) { + case 0x10: + *hdr = nvbios_rd08(bios, cstep + 1); + *cnt = nvbios_rd08(bios, cstep + 3); + *len = nvbios_rd08(bios, cstep + 2); + *xnr = nvbios_rd08(bios, cstep + 5); + *xsz = nvbios_rd08(bios, cstep + 4); + return cstep; + default: + break; + } + } + } + + return 0; +} + +u32 +nvbios_cstepEe(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr) +{ + u8 cnt, len, xnr, xsz; + u32 data = nvbios_cstepTe(bios, ver, hdr, &cnt, &len, &xnr, &xsz); + if (data && idx < cnt) { + data = data + *hdr + (idx * len); + *hdr = len; + return data; + } + return 0; +} + +u32 +nvbios_cstepEp(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, + struct nvbios_cstepE *info) +{ + u32 data = nvbios_cstepEe(bios, idx, ver, hdr); + memset(info, 0x00, sizeof(*info)); + if (data) { + info->pstate = (nvbios_rd16(bios, data + 0x00) & 0x01e0) >> 5; + info->index = nvbios_rd08(bios, data + 0x03); + } + return data; +} + +u32 +nvbios_cstepEm(struct nvkm_bios *bios, u8 pstate, u8 *ver, u8 *hdr, + struct nvbios_cstepE *info) +{ + u32 data, idx = 0; + while ((data = nvbios_cstepEp(bios, idx++, ver, hdr, info))) { + if (info->pstate == pstate) + break; + } + return data; +} + +u32 +nvbios_cstepXe(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr) +{ + u8 cnt, len, xnr, xsz; + u32 data = nvbios_cstepTe(bios, ver, hdr, &cnt, &len, &xnr, &xsz); + if (data && idx < xnr) { + data = data + *hdr + (cnt * len) + (idx * xsz); + *hdr = xsz; + return data; + } + return 0; +} + +u32 +nvbios_cstepXp(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, + struct nvbios_cstepX *info) +{ + u32 data = nvbios_cstepXe(bios, idx, ver, hdr); + memset(info, 0x00, sizeof(*info)); + if (data) { + info->freq = nvbios_rd16(bios, data + 0x00) * 1000; + info->unkn[0] = nvbios_rd08(bios, data + 0x02); + info->unkn[1] = nvbios_rd08(bios, data + 0x03); + info->voltage = nvbios_rd08(bios, data + 0x04); + } + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dcb.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dcb.c new file mode 100644 index 000000000..8698f260b --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dcb.c @@ -0,0 +1,235 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/dcb.h> + +u16 +dcb_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct nvkm_device *device = subdev->device; + u16 dcb = 0x0000; + + if (device->card_type > NV_04) + dcb = nvbios_rd16(bios, 0x36); + if (!dcb) { + nvkm_warn(subdev, "DCB table not found\n"); + return dcb; + } + + *ver = nvbios_rd08(bios, dcb); + + if (*ver >= 0x42) { + nvkm_warn(subdev, "DCB version 0x%02x unknown\n", *ver); + return 0x0000; + } else + if (*ver >= 0x30) { + if (nvbios_rd32(bios, dcb + 6) == 0x4edcbdcb) { + *hdr = nvbios_rd08(bios, dcb + 1); + *cnt = nvbios_rd08(bios, dcb + 2); + *len = nvbios_rd08(bios, dcb + 3); + return dcb; + } + } else + if (*ver >= 0x20) { + if (nvbios_rd32(bios, dcb + 4) == 0x4edcbdcb) { + u16 i2c = nvbios_rd16(bios, dcb + 2); + *hdr = 8; + *cnt = (i2c - dcb) / 8; + *len = 8; + return dcb; + } + } else + if (*ver >= 0x15) { + if (!nvbios_memcmp(bios, dcb - 7, "DEV_REC", 7)) { + u16 i2c = nvbios_rd16(bios, dcb + 2); + *hdr = 4; + *cnt = (i2c - dcb) / 10; + *len = 10; + return dcb; + } + } else { + /* + * v1.4 (some NV15/16, NV11+) seems the same as v1.5, but + * always has the same single (crt) entry, even when tv-out + * present, so the conclusion is this version cannot really + * be used. + * + * v1.2 tables (some NV6/10, and NV15+) normally have the + * same 5 entries, which are not specific to the card and so + * no use. + * + * v1.2 does have an I2C table that read_dcb_i2c_table can + * handle, but cards exist (nv11 in #14821) with a bad i2c + * table pointer, so use the indices parsed in + * parse_bmp_structure. + * + * v1.1 (NV5+, maybe some NV4) is entirely unhelpful + */ + nvkm_debug(subdev, "DCB contains no useful data\n"); + return 0x0000; + } + + nvkm_warn(subdev, "DCB header validation failed\n"); + return 0x0000; +} + +u16 +dcb_outp(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt; + u16 dcb = dcb_table(bios, ver, &hdr, &cnt, len); + if (dcb && idx < cnt) + return dcb + hdr + (idx * *len); + return 0x0000; +} + +static inline u16 +dcb_outp_hasht(struct dcb_output *outp) +{ + return (outp->extdev << 8) | (outp->location << 4) | outp->type; +} + +static inline u16 +dcb_outp_hashm(struct dcb_output *outp) +{ + return (outp->heads << 8) | (outp->link << 6) | outp->or; +} + +u16 +dcb_outp_parse(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len, + struct dcb_output *outp) +{ + u16 dcb = dcb_outp(bios, idx, ver, len); + memset(outp, 0x00, sizeof(*outp)); + if (dcb) { + if (*ver >= 0x20) { + u32 conn = nvbios_rd32(bios, dcb + 0x00); + outp->or = (conn & 0x0f000000) >> 24; + outp->location = (conn & 0x00300000) >> 20; + outp->bus = (conn & 0x000f0000) >> 16; + outp->connector = (conn & 0x0000f000) >> 12; + outp->heads = (conn & 0x00000f00) >> 8; + outp->i2c_index = (conn & 0x000000f0) >> 4; + outp->type = (conn & 0x0000000f); + outp->link = 0; + } else { + dcb = 0x0000; + } + + if (*ver >= 0x40) { + u32 conf = nvbios_rd32(bios, dcb + 0x04); + switch (outp->type) { + case DCB_OUTPUT_DP: + switch (conf & 0x00e00000) { + case 0x00000000: /* 1.62 */ + outp->dpconf.link_bw = 0x06; + break; + case 0x00200000: /* 2.7 */ + outp->dpconf.link_bw = 0x0a; + break; + case 0x00400000: /* 5.4 */ + outp->dpconf.link_bw = 0x14; + break; + case 0x00600000: /* 8.1 */ + default: + outp->dpconf.link_bw = 0x1e; + break; + } + + switch ((conf & 0x0f000000) >> 24) { + case 0xf: + case 0x4: + outp->dpconf.link_nr = 4; + break; + case 0x3: + case 0x2: + outp->dpconf.link_nr = 2; + break; + case 0x1: + default: + outp->dpconf.link_nr = 1; + break; + } + fallthrough; + + case DCB_OUTPUT_TMDS: + case DCB_OUTPUT_LVDS: + outp->link = (conf & 0x00000030) >> 4; + outp->sorconf.link = outp->link; /*XXX*/ + outp->extdev = 0x00; + if (outp->location != 0) + outp->extdev = (conf & 0x0000ff00) >> 8; + break; + default: + break; + } + } + + outp->hasht = dcb_outp_hasht(outp); + outp->hashm = dcb_outp_hashm(outp); + } + return dcb; +} + +u16 +dcb_outp_match(struct nvkm_bios *bios, u16 type, u16 mask, + u8 *ver, u8 *len, struct dcb_output *outp) +{ + u16 dcb, idx = 0; + while ((dcb = dcb_outp_parse(bios, idx++, ver, len, outp))) { + if ((dcb_outp_hasht(outp) & 0x00ff) == (type & 0x00ff)) { + if ((dcb_outp_hashm(outp) & mask) == mask) + break; + } + } + return dcb; +} + +int +dcb_outp_foreach(struct nvkm_bios *bios, void *data, + int (*exec)(struct nvkm_bios *, void *, int, u16)) +{ + int ret, idx = -1; + u8 ver, len; + u16 outp; + + while ((outp = dcb_outp(bios, ++idx, &ver, &len))) { + if (nvbios_rd32(bios, outp) == 0x00000000) + break; /* seen on an NV11 with DCB v1.5 */ + if (nvbios_rd32(bios, outp) == 0xffffffff) + break; /* seen on an NV17 with DCB v2.0 */ + + if (nvbios_rd08(bios, outp) == DCB_OUTPUT_UNUSED) + continue; + if (nvbios_rd08(bios, outp) == DCB_OUTPUT_EOL) + break; + + ret = exec(bios, data, idx, outp); + if (ret) + return ret; + } + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/disp.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/disp.c new file mode 100644 index 000000000..9efb1b48c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/disp.c @@ -0,0 +1,174 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/disp.h> + +u16 +nvbios_disp_table(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *sub) +{ + struct bit_entry U; + + if (!bit_entry(bios, 'U', &U)) { + if (U.version == 1) { + u16 data = nvbios_rd16(bios, U.offset); + if (data) { + *ver = nvbios_rd08(bios, data + 0x00); + switch (*ver) { + case 0x20: + case 0x21: + case 0x22: + *hdr = nvbios_rd08(bios, data + 0x01); + *len = nvbios_rd08(bios, data + 0x02); + *cnt = nvbios_rd08(bios, data + 0x03); + *sub = nvbios_rd08(bios, data + 0x04); + return data; + default: + break; + } + } + } + } + + return 0x0000; +} + +u16 +nvbios_disp_entry(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len, u8 *sub) +{ + u8 hdr, cnt; + u16 data = nvbios_disp_table(bios, ver, &hdr, &cnt, len, sub); + if (data && idx < cnt) + return data + hdr + (idx * *len); + *ver = 0x00; + return 0x0000; +} + +u16 +nvbios_disp_parse(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len, u8 *sub, + struct nvbios_disp *info) +{ + u16 data = nvbios_disp_entry(bios, idx, ver, len, sub); + if (data && *len >= 2) { + info->data = nvbios_rd16(bios, data + 0); + return data; + } + return 0x0000; +} + +u16 +nvbios_outp_entry(struct nvkm_bios *bios, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct nvbios_disp info; + u16 data = nvbios_disp_parse(bios, idx, ver, len, hdr, &info); + if (data) { + *cnt = nvbios_rd08(bios, info.data + 0x05); + *len = 0x06; + data = info.data; + } + return data; +} + +u16 +nvbios_outp_parse(struct nvkm_bios *bios, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_outp *info) +{ + u16 data = nvbios_outp_entry(bios, idx, ver, hdr, cnt, len); + if (data && *hdr >= 0x0a) { + info->type = nvbios_rd16(bios, data + 0x00); + info->mask = nvbios_rd32(bios, data + 0x02); + if (*ver <= 0x20) /* match any link */ + info->mask |= 0x00c0; + info->script[0] = nvbios_rd16(bios, data + 0x06); + info->script[1] = nvbios_rd16(bios, data + 0x08); + info->script[2] = 0x0000; + if (*hdr >= 0x0c) + info->script[2] = nvbios_rd16(bios, data + 0x0a); + return data; + } + return 0x0000; +} + +u16 +nvbios_outp_match(struct nvkm_bios *bios, u16 type, u16 mask, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_outp *info) +{ + u16 data, idx = 0; + while ((data = nvbios_outp_parse(bios, idx++, ver, hdr, cnt, len, info)) || *ver) { + if (data && info->type == type) { + if ((info->mask & mask) == mask) + break; + } + } + return data; +} + +u16 +nvbios_ocfg_entry(struct nvkm_bios *bios, u16 outp, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + if (idx < *cnt) + return outp + *hdr + (idx * *len); + return 0x0000; +} + +u16 +nvbios_ocfg_parse(struct nvkm_bios *bios, u16 outp, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ocfg *info) +{ + u16 data = nvbios_ocfg_entry(bios, outp, idx, ver, hdr, cnt, len); + if (data) { + info->proto = nvbios_rd08(bios, data + 0x00); + info->flags = nvbios_rd16(bios, data + 0x01); + info->clkcmp[0] = nvbios_rd16(bios, data + 0x02); + info->clkcmp[1] = nvbios_rd16(bios, data + 0x04); + } + return data; +} + +u16 +nvbios_ocfg_match(struct nvkm_bios *bios, u16 outp, u8 proto, u8 flags, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ocfg *info) +{ + u16 data, idx = 0; + while ((data = nvbios_ocfg_parse(bios, outp, idx++, ver, hdr, cnt, len, info))) { + if ((info->proto == proto || info->proto == 0xff) && + (info->flags == flags)) + break; + } + return data; +} + +u16 +nvbios_oclk_match(struct nvkm_bios *bios, u16 cmp, u32 khz) +{ + while (cmp) { + if (khz / 10 >= nvbios_rd16(bios, cmp + 0x00)) + return nvbios_rd16(bios, cmp + 0x02); + cmp += 0x04; + } + return 0x0000; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dp.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dp.c new file mode 100644 index 000000000..c694501ae --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dp.c @@ -0,0 +1,232 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/dp.h> + +u16 +nvbios_dp_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct bit_entry d; + + if (!bit_entry(bios, 'd', &d)) { + if (d.version == 1 && d.length >= 2) { + u16 data = nvbios_rd16(bios, d.offset); + if (data) { + *ver = nvbios_rd08(bios, data + 0x00); + switch (*ver) { + case 0x20: + case 0x21: + case 0x30: + case 0x40: + case 0x41: + case 0x42: + *hdr = nvbios_rd08(bios, data + 0x01); + *len = nvbios_rd08(bios, data + 0x02); + *cnt = nvbios_rd08(bios, data + 0x03); + return data; + default: + break; + } + } + } + } + + return 0x0000; +} + +static u16 +nvbios_dpout_entry(struct nvkm_bios *bios, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u16 data = nvbios_dp_table(bios, ver, hdr, cnt, len); + if (data && idx < *cnt) { + u16 outp = nvbios_rd16(bios, data + *hdr + idx * *len); + switch (*ver * !!outp) { + case 0x20: + case 0x21: + case 0x30: + *hdr = nvbios_rd08(bios, data + 0x04); + *len = nvbios_rd08(bios, data + 0x05); + *cnt = nvbios_rd08(bios, outp + 0x04); + break; + case 0x40: + case 0x41: + case 0x42: + *hdr = nvbios_rd08(bios, data + 0x04); + *cnt = 0; + *len = 0; + break; + default: + break; + } + return outp; + } + *ver = 0x00; + return 0x0000; +} + +u16 +nvbios_dpout_parse(struct nvkm_bios *bios, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_dpout *info) +{ + u16 data = nvbios_dpout_entry(bios, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + if (data && *ver) { + info->type = nvbios_rd16(bios, data + 0x00); + info->mask = nvbios_rd16(bios, data + 0x02); + switch (*ver) { + case 0x20: + info->mask |= 0x00c0; /* match any link */ + fallthrough; + case 0x21: + case 0x30: + info->flags = nvbios_rd08(bios, data + 0x05); + info->script[0] = nvbios_rd16(bios, data + 0x06); + info->script[1] = nvbios_rd16(bios, data + 0x08); + if (*len >= 0x0c) + info->lnkcmp = nvbios_rd16(bios, data + 0x0a); + if (*len >= 0x0f) { + info->script[2] = nvbios_rd16(bios, data + 0x0c); + info->script[3] = nvbios_rd16(bios, data + 0x0e); + } + if (*len >= 0x11) + info->script[4] = nvbios_rd16(bios, data + 0x10); + break; + case 0x40: + case 0x41: + case 0x42: + info->flags = nvbios_rd08(bios, data + 0x04); + info->script[0] = nvbios_rd16(bios, data + 0x05); + info->script[1] = nvbios_rd16(bios, data + 0x07); + info->lnkcmp = nvbios_rd16(bios, data + 0x09); + info->script[2] = nvbios_rd16(bios, data + 0x0b); + info->script[3] = nvbios_rd16(bios, data + 0x0d); + info->script[4] = nvbios_rd16(bios, data + 0x0f); + break; + default: + data = 0x0000; + break; + } + } + return data; +} + +u16 +nvbios_dpout_match(struct nvkm_bios *bios, u16 type, u16 mask, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_dpout *info) +{ + u16 data, idx = 0; + while ((data = nvbios_dpout_parse(bios, idx++, ver, hdr, cnt, len, info)) || *ver) { + if (data && info->type == type) { + if ((info->mask & mask) == mask) + break; + } + } + return data; +} + +static u16 +nvbios_dpcfg_entry(struct nvkm_bios *bios, u16 outp, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + if (*ver >= 0x40) { + outp = nvbios_dp_table(bios, ver, hdr, cnt, len); + *hdr = *hdr + (*len * * cnt); + *len = nvbios_rd08(bios, outp + 0x06); + *cnt = nvbios_rd08(bios, outp + 0x07) * + nvbios_rd08(bios, outp + 0x05); + } + + if (idx < *cnt) + return outp + *hdr + (idx * *len); + + return 0x0000; +} + +u16 +nvbios_dpcfg_parse(struct nvkm_bios *bios, u16 outp, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_dpcfg *info) +{ + u16 data = nvbios_dpcfg_entry(bios, outp, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + if (data) { + switch (*ver) { + case 0x20: + case 0x21: + info->dc = nvbios_rd08(bios, data + 0x02); + info->pe = nvbios_rd08(bios, data + 0x03); + info->tx_pu = nvbios_rd08(bios, data + 0x04); + break; + case 0x30: + case 0x40: + case 0x41: + info->pc = nvbios_rd08(bios, data + 0x00); + info->dc = nvbios_rd08(bios, data + 0x01); + info->pe = nvbios_rd08(bios, data + 0x02); + info->tx_pu = nvbios_rd08(bios, data + 0x03); + break; + case 0x42: + info->dc = nvbios_rd08(bios, data + 0x00); + info->pe = nvbios_rd08(bios, data + 0x01); + info->tx_pu = nvbios_rd08(bios, data + 0x02); + break; + default: + data = 0x0000; + break; + } + } + return data; +} + +u16 +nvbios_dpcfg_match(struct nvkm_bios *bios, u16 outp, u8 pc, u8 vs, u8 pe, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_dpcfg *info) +{ + u8 idx = 0xff; + u16 data; + + if (*ver >= 0x30) { + static const u8 vsoff[] = { 0, 4, 7, 9 }; + idx = (pc * 10) + vsoff[vs] + pe; + if (*ver >= 0x40 && *ver <= 0x41 && *hdr >= 0x12) + idx += nvbios_rd08(bios, outp + 0x11) * 40; + else + if (*ver >= 0x42) + idx += nvbios_rd08(bios, outp + 0x11) * 10; + } else { + while ((data = nvbios_dpcfg_entry(bios, outp, ++idx, + ver, hdr, cnt, len))) { + if (nvbios_rd08(bios, data + 0x00) == vs && + nvbios_rd08(bios, data + 0x01) == pe) + break; + } + } + + return nvbios_dpcfg_parse(bios, outp, idx, ver, hdr, cnt, len, info); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/extdev.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/extdev.c new file mode 100644 index 000000000..118e33174 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/extdev.c @@ -0,0 +1,110 @@ +/* + * Copyright 2012 Nouveau Community + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ +#include <subdev/bios.h> +#include <subdev/bios/dcb.h> +#include <subdev/bios/extdev.h> + +static u16 +extdev_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *len, u8 *cnt) +{ + u8 dcb_ver, dcb_hdr, dcb_cnt, dcb_len; + u16 dcb, extdev = 0; + + dcb = dcb_table(bios, &dcb_ver, &dcb_hdr, &dcb_cnt, &dcb_len); + if (!dcb || (dcb_ver != 0x30 && dcb_ver != 0x40 && dcb_ver != 0x41)) + return 0x0000; + + extdev = nvbios_rd16(bios, dcb + 18); + if (!extdev) + return 0x0000; + + *ver = nvbios_rd08(bios, extdev + 0); + *hdr = nvbios_rd08(bios, extdev + 1); + *cnt = nvbios_rd08(bios, extdev + 2); + *len = nvbios_rd08(bios, extdev + 3); + return extdev + *hdr; +} + +bool +nvbios_extdev_skip_probe(struct nvkm_bios *bios) +{ + u8 ver, hdr, len, cnt; + u16 data = extdev_table(bios, &ver, &hdr, &len, &cnt); + if (data && ver == 0x40 && hdr >= 5) { + u8 flags = nvbios_rd08(bios, data - hdr + 4); + if (flags & 1) + return true; + } + return false; +} + +static u16 +nvbios_extdev_entry(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt; + u16 extdev = extdev_table(bios, ver, &hdr, len, &cnt); + if (extdev && idx < cnt) + return extdev + idx * *len; + return 0x0000; +} + +static void +extdev_parse_entry(struct nvkm_bios *bios, u16 offset, + struct nvbios_extdev_func *entry) +{ + entry->type = nvbios_rd08(bios, offset + 0); + entry->addr = nvbios_rd08(bios, offset + 1); + entry->bus = (nvbios_rd08(bios, offset + 2) >> 4) & 1; +} + +int +nvbios_extdev_parse(struct nvkm_bios *bios, int idx, + struct nvbios_extdev_func *func) +{ + u8 ver, len; + u16 entry; + + if (!(entry = nvbios_extdev_entry(bios, idx, &ver, &len))) + return -EINVAL; + + extdev_parse_entry(bios, entry, func); + return 0; +} + +int +nvbios_extdev_find(struct nvkm_bios *bios, enum nvbios_extdev_type type, + struct nvbios_extdev_func *func) +{ + u8 ver, len, i; + u16 entry; + + i = 0; + while ((entry = nvbios_extdev_entry(bios, i++, &ver, &len))) { + extdev_parse_entry(bios, entry, func); + if (func->type == type) + return 0; + } + + return -EINVAL; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c new file mode 100644 index 000000000..0dfb15a27 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/fan.c @@ -0,0 +1,94 @@ +/* + * Copyright 2014 Martin Peres + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/fan.h> + +static u32 +nvbios_fan_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct bit_entry bit_P; + u32 fan = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 2 && bit_P.length >= 0x5c) + fan = nvbios_rd32(bios, bit_P.offset + 0x58); + + if (fan) { + *ver = nvbios_rd08(bios, fan + 0); + switch (*ver) { + case 0x10: + *hdr = nvbios_rd08(bios, fan + 1); + *len = nvbios_rd08(bios, fan + 2); + *cnt = nvbios_rd08(bios, fan + 3); + return fan; + default: + break; + } + } + } + + return 0; +} + +static u32 +nvbios_fan_entry(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, + u8 *cnt, u8 *len) +{ + u32 data = nvbios_fan_table(bios, ver, hdr, cnt, len); + if (data && idx < *cnt) + return data + *hdr + (idx * (*len)); + return 0; +} + +u32 +nvbios_fan_parse(struct nvkm_bios *bios, struct nvbios_therm_fan *fan) +{ + u8 ver, hdr, cnt, len; + + u32 data = nvbios_fan_entry(bios, 0, &ver, &hdr, &cnt, &len); + if (data) { + u8 type = nvbios_rd08(bios, data + 0x00); + switch (type) { + case 0: + fan->type = NVBIOS_THERM_FAN_TOGGLE; + break; + case 1: + case 2: + /* TODO: Understand the difference between the two! */ + fan->type = NVBIOS_THERM_FAN_PWM; + break; + default: + fan->type = NVBIOS_THERM_FAN_UNK; + } + + fan->fan_mode = NVBIOS_THERM_FAN_LINEAR; + fan->min_duty = nvbios_rd08(bios, data + 0x02); + fan->max_duty = nvbios_rd08(bios, data + 0x03); + + fan->pwm_freq = nvbios_rd32(bios, data + 0x0b) & 0xffffff; + } + + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/gpio.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/gpio.c new file mode 100644 index 000000000..2107b5584 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/gpio.c @@ -0,0 +1,150 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/dcb.h> +#include <subdev/bios/gpio.h> +#include <subdev/bios/xpio.h> + +u16 +dcb_gpio_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u16 data = 0x0000; + u16 dcb = dcb_table(bios, ver, hdr, cnt, len); + if (dcb) { + if (*ver >= 0x30 && *hdr >= 0x0c) + data = nvbios_rd16(bios, dcb + 0x0a); + else + if (*ver >= 0x22 && nvbios_rd08(bios, dcb - 1) >= 0x13) + data = nvbios_rd16(bios, dcb - 0x0f); + + if (data) { + *ver = nvbios_rd08(bios, data + 0x00); + if (*ver < 0x30) { + *hdr = 3; + *cnt = nvbios_rd08(bios, data + 0x02); + *len = nvbios_rd08(bios, data + 0x01); + } else + if (*ver <= 0x41) { + *hdr = nvbios_rd08(bios, data + 0x01); + *cnt = nvbios_rd08(bios, data + 0x02); + *len = nvbios_rd08(bios, data + 0x03); + } else { + data = 0x0000; + } + } + } + return data; +} + +u16 +dcb_gpio_entry(struct nvkm_bios *bios, int idx, int ent, u8 *ver, u8 *len) +{ + u8 hdr, cnt, xver; /* use gpio version for xpio entry parsing */ + u16 gpio; + + if (!idx--) + gpio = dcb_gpio_table(bios, ver, &hdr, &cnt, len); + else + gpio = dcb_xpio_table(bios, idx, &xver, &hdr, &cnt, len); + + if (gpio && ent < cnt) + return gpio + hdr + (ent * *len); + + return 0x0000; +} + +u16 +dcb_gpio_parse(struct nvkm_bios *bios, int idx, int ent, u8 *ver, u8 *len, + struct dcb_gpio_func *gpio) +{ + u16 data = dcb_gpio_entry(bios, idx, ent, ver, len); + if (data) { + if (*ver < 0x40) { + u16 info = nvbios_rd16(bios, data); + *gpio = (struct dcb_gpio_func) { + .line = (info & 0x001f) >> 0, + .func = (info & 0x07e0) >> 5, + .log[0] = (info & 0x1800) >> 11, + .log[1] = (info & 0x6000) >> 13, + .param = !!(info & 0x8000), + }; + } else + if (*ver < 0x41) { + u32 info = nvbios_rd32(bios, data); + *gpio = (struct dcb_gpio_func) { + .line = (info & 0x0000001f) >> 0, + .func = (info & 0x0000ff00) >> 8, + .log[0] = (info & 0x18000000) >> 27, + .log[1] = (info & 0x60000000) >> 29, + .param = !!(info & 0x80000000), + }; + } else { + u32 info = nvbios_rd32(bios, data + 0); + u8 info1 = nvbios_rd32(bios, data + 4); + *gpio = (struct dcb_gpio_func) { + .line = (info & 0x0000003f) >> 0, + .func = (info & 0x0000ff00) >> 8, + .log[0] = (info1 & 0x30) >> 4, + .log[1] = (info1 & 0xc0) >> 6, + .param = !!(info & 0x80000000), + }; + } + } + + return data; +} + +u16 +dcb_gpio_match(struct nvkm_bios *bios, int idx, u8 func, u8 line, + u8 *ver, u8 *len, struct dcb_gpio_func *gpio) +{ + u8 hdr, cnt, i = 0; + u16 data; + + while ((data = dcb_gpio_parse(bios, idx, i++, ver, len, gpio))) { + if ((line == 0xff || line == gpio->line) && + (func == 0xff || func == gpio->func)) + return data; + } + + /* DCB 2.2, fixed TVDAC GPIO data */ + if ((data = dcb_table(bios, ver, &hdr, &cnt, len))) { + if (*ver >= 0x22 && *ver < 0x30 && func == DCB_GPIO_TVDAC0) { + u8 conf = nvbios_rd08(bios, data - 5); + u8 addr = nvbios_rd08(bios, data - 4); + if (conf & 0x01) { + *gpio = (struct dcb_gpio_func) { + .func = DCB_GPIO_TVDAC0, + .line = addr >> 4, + .log[0] = !!(conf & 0x02), + .log[1] = !(conf & 0x02), + }; + *ver = 0x00; + return data; + } + } + } + + return 0x0000; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/i2c.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/i2c.c new file mode 100644 index 000000000..0fc60be32 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/i2c.c @@ -0,0 +1,164 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/dcb.h> +#include <subdev/bios/i2c.h> + +u16 +dcb_i2c_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u16 i2c = 0x0000; + u16 dcb = dcb_table(bios, ver, hdr, cnt, len); + if (dcb) { + if (*ver >= 0x15) + i2c = nvbios_rd16(bios, dcb + 2); + if (*ver >= 0x30) + i2c = nvbios_rd16(bios, dcb + 4); + } + + if (i2c && *ver >= 0x42) { + nvkm_warn(&bios->subdev, "ccb %02x not supported\n", *ver); + return 0x0000; + } + + if (i2c && *ver >= 0x30) { + *ver = nvbios_rd08(bios, i2c + 0); + *hdr = nvbios_rd08(bios, i2c + 1); + *cnt = nvbios_rd08(bios, i2c + 2); + *len = nvbios_rd08(bios, i2c + 3); + } else { + *ver = *ver; /* use DCB version */ + *hdr = 0; + *cnt = 16; + *len = 4; + } + + return i2c; +} + +u16 +dcb_i2c_entry(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt; + u16 i2c = dcb_i2c_table(bios, ver, &hdr, &cnt, len); + if (i2c && idx < cnt) + return i2c + hdr + (idx * *len); + return 0x0000; +} + +int +dcb_i2c_parse(struct nvkm_bios *bios, u8 idx, struct dcb_i2c_entry *info) +{ + struct nvkm_subdev *subdev = &bios->subdev; + u8 ver, len; + u16 ent = dcb_i2c_entry(bios, idx, &ver, &len); + if (ent) { + if (ver >= 0x41) { + u32 ent_value = nvbios_rd32(bios, ent); + u8 i2c_port = (ent_value >> 0) & 0x1f; + u8 dpaux_port = (ent_value >> 5) & 0x1f; + /* value 0x1f means unused according to DCB 4.x spec */ + if (i2c_port == 0x1f && dpaux_port == 0x1f) + info->type = DCB_I2C_UNUSED; + else + info->type = DCB_I2C_PMGR; + } else + if (ver >= 0x30) { + info->type = nvbios_rd08(bios, ent + 0x03); + } else { + info->type = nvbios_rd08(bios, ent + 0x03) & 0x07; + if (info->type == 0x07) + info->type = DCB_I2C_UNUSED; + } + + info->drive = DCB_I2C_UNUSED; + info->sense = DCB_I2C_UNUSED; + info->share = DCB_I2C_UNUSED; + info->auxch = DCB_I2C_UNUSED; + + switch (info->type) { + case DCB_I2C_NV04_BIT: + info->drive = nvbios_rd08(bios, ent + 0); + info->sense = nvbios_rd08(bios, ent + 1); + return 0; + case DCB_I2C_NV4E_BIT: + info->drive = nvbios_rd08(bios, ent + 1); + return 0; + case DCB_I2C_NVIO_BIT: + info->drive = nvbios_rd08(bios, ent + 0) & 0x0f; + if (nvbios_rd08(bios, ent + 1) & 0x01) + info->share = nvbios_rd08(bios, ent + 1) >> 1; + return 0; + case DCB_I2C_NVIO_AUX: + info->auxch = nvbios_rd08(bios, ent + 0) & 0x0f; + if (nvbios_rd08(bios, ent + 1) & 0x01) + info->share = info->auxch; + return 0; + case DCB_I2C_PMGR: + info->drive = (nvbios_rd16(bios, ent + 0) & 0x01f) >> 0; + if (info->drive == 0x1f) + info->drive = DCB_I2C_UNUSED; + info->auxch = (nvbios_rd16(bios, ent + 0) & 0x3e0) >> 5; + if (info->auxch == 0x1f) + info->auxch = DCB_I2C_UNUSED; + info->share = info->auxch; + return 0; + case DCB_I2C_UNUSED: + return 0; + default: + nvkm_warn(subdev, "unknown i2c type %d\n", info->type); + info->type = DCB_I2C_UNUSED; + return 0; + } + } + + if (bios->bmp_offset && idx < 2) { + /* BMP (from v4.0 has i2c info in the structure, it's in a + * fixed location on earlier VBIOS + */ + if (nvbios_rd08(bios, bios->bmp_offset + 5) < 4) + ent = 0x0048; + else + ent = 0x0036 + bios->bmp_offset; + + if (idx == 0) { + info->drive = nvbios_rd08(bios, ent + 4); + if (!info->drive) info->drive = 0x3f; + info->sense = nvbios_rd08(bios, ent + 5); + if (!info->sense) info->sense = 0x3e; + } else + if (idx == 1) { + info->drive = nvbios_rd08(bios, ent + 6); + if (!info->drive) info->drive = 0x37; + info->sense = nvbios_rd08(bios, ent + 7); + if (!info->sense) info->sense = 0x36; + } + + info->type = DCB_I2C_NV04_BIT; + info->share = DCB_I2C_UNUSED; + return 0; + } + + return -ENOENT; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c new file mode 100644 index 000000000..dea444d48 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c @@ -0,0 +1,129 @@ +/* + * Copyright 2015 Martin Peres + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/extdev.h> +#include <subdev/bios/iccsense.h> + +static u32 +nvbios_iccsense_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, + u8 *len) +{ + struct bit_entry bit_P; + u32 iccsense; + + if (bit_entry(bios, 'P', &bit_P) || bit_P.version != 2 || + bit_P.length < 0x2c) + return 0; + + iccsense = nvbios_rd32(bios, bit_P.offset + 0x28); + if (!iccsense) + return 0; + + *ver = nvbios_rd08(bios, iccsense + 0); + switch (*ver) { + case 0x10: + case 0x20: + *hdr = nvbios_rd08(bios, iccsense + 1); + *len = nvbios_rd08(bios, iccsense + 2); + *cnt = nvbios_rd08(bios, iccsense + 3); + return iccsense; + default: + break; + } + + return 0; +} + +int +nvbios_iccsense_parse(struct nvkm_bios *bios, struct nvbios_iccsense *iccsense) +{ + struct nvkm_subdev *subdev = &bios->subdev; + u8 ver, hdr, cnt, len, i; + u32 table, entry; + + table = nvbios_iccsense_table(bios, &ver, &hdr, &cnt, &len); + if (!table || !cnt) + return -EINVAL; + + if (ver != 0x10 && ver != 0x20) { + nvkm_error(subdev, "ICCSENSE version 0x%02x unknown\n", ver); + return -EINVAL; + } + + iccsense->nr_entry = cnt; + iccsense->rail = kmalloc_array(cnt, sizeof(struct pwr_rail_t), + GFP_KERNEL); + if (!iccsense->rail) + return -ENOMEM; + + for (i = 0; i < cnt; ++i) { + struct nvbios_extdev_func extdev; + struct pwr_rail_t *rail = &iccsense->rail[i]; + u8 res_start = 0; + int r; + + entry = table + hdr + i * len; + + switch(ver) { + case 0x10: + if ((nvbios_rd08(bios, entry + 0x1) & 0xf8) == 0xf8) + rail->mode = 1; + else + rail->mode = 0; + rail->extdev_id = nvbios_rd08(bios, entry + 0x2); + res_start = 0x3; + break; + case 0x20: + rail->mode = nvbios_rd08(bios, entry); + rail->extdev_id = nvbios_rd08(bios, entry + 0x1); + res_start = 0x5; + break; + } + + if (nvbios_extdev_parse(bios, rail->extdev_id, &extdev)) + continue; + + switch (extdev.type) { + case NVBIOS_EXTDEV_INA209: + case NVBIOS_EXTDEV_INA219: + rail->resistor_count = 1; + break; + case NVBIOS_EXTDEV_INA3221: + rail->resistor_count = 3; + break; + default: + rail->resistor_count = 0; + break; + } + + for (r = 0; r < rail->resistor_count; ++r) { + rail->resistors[r].mohm = nvbios_rd08(bios, entry + res_start + r * 2); + rail->resistors[r].enabled = !(nvbios_rd08(bios, entry + res_start + r * 2 + 1) & 0x40); + } + rail->config = nvbios_rd16(bios, entry + res_start + rail->resistor_count * 2); + } + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/image.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/image.c new file mode 100644 index 000000000..1dbff7aea --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/image.c @@ -0,0 +1,83 @@ +/* + * Copyright 2014 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include <subdev/bios.h> +#include <subdev/bios/image.h> +#include <subdev/bios/pcir.h> +#include <subdev/bios/npde.h> + +static bool +nvbios_imagen(struct nvkm_bios *bios, struct nvbios_image *image) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct nvbios_pcirT pcir; + struct nvbios_npdeT npde; + u8 ver; + u16 hdr; + u32 data; + + switch ((data = nvbios_rd16(bios, image->base + 0x00))) { + case 0xaa55: + case 0xbb77: + case 0x4e56: /* NV */ + break; + default: + nvkm_debug(subdev, "%08x: ROM signature (%04x) unknown\n", + image->base, data); + return false; + } + + if (!(data = nvbios_pcirTp(bios, image->base, &ver, &hdr, &pcir))) + return false; + image->size = pcir.image_size; + image->type = pcir.image_type; + image->last = pcir.last; + + if (image->type != 0x70) { + if (!(data = nvbios_npdeTp(bios, image->base, &npde))) + return true; + image->size = npde.image_size; + image->last = npde.last; + } else { + image->last = true; + } + + return true; +} + +bool +nvbios_image(struct nvkm_bios *bios, int idx, struct nvbios_image *image) +{ + u32 imaged_addr = bios->imaged_addr; + memset(image, 0x00, sizeof(*image)); + bios->imaged_addr = 0; + do { + image->base += image->size; + if (image->last || !nvbios_imagen(bios, image)) { + bios->imaged_addr = imaged_addr; + return false; + } + } while(idx--); + bios->imaged_addr = imaged_addr; + return true; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c new file mode 100644 index 000000000..142079403 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c @@ -0,0 +1,2347 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/bmp.h> +#include <subdev/bios/conn.h> +#include <subdev/bios/dcb.h> +#include <subdev/bios/dp.h> +#include <subdev/bios/gpio.h> +#include <subdev/bios/init.h> +#include <subdev/bios/ramcfg.h> + +#include <subdev/devinit.h> +#include <subdev/gpio.h> +#include <subdev/i2c.h> +#include <subdev/vga.h> + +#include <linux/kernel.h> + +#define bioslog(lvl, fmt, args...) do { \ + nvkm_printk(init->subdev, lvl, info, "0x%08x[%c]: "fmt, \ + init->offset, init_exec(init) ? \ + '0' + (init->nested - 1) : ' ', ##args); \ +} while(0) +#define cont(fmt, args...) do { \ + if (init->subdev->debug >= NV_DBG_TRACE) \ + printk(fmt, ##args); \ +} while(0) +#define trace(fmt, args...) bioslog(TRACE, fmt, ##args) +#define warn(fmt, args...) bioslog(WARN, fmt, ##args) +#define error(fmt, args...) bioslog(ERROR, fmt, ##args) + +/****************************************************************************** + * init parser control flow helpers + *****************************************************************************/ + +static inline bool +init_exec(struct nvbios_init *init) +{ + return (init->execute == 1) || ((init->execute & 5) == 5); +} + +static inline void +init_exec_set(struct nvbios_init *init, bool exec) +{ + if (exec) init->execute &= 0xfd; + else init->execute |= 0x02; +} + +static inline void +init_exec_inv(struct nvbios_init *init) +{ + init->execute ^= 0x02; +} + +static inline void +init_exec_force(struct nvbios_init *init, bool exec) +{ + if (exec) init->execute |= 0x04; + else init->execute &= 0xfb; +} + +/****************************************************************************** + * init parser wrappers for normal register/i2c/whatever accessors + *****************************************************************************/ + +static inline int +init_or(struct nvbios_init *init) +{ + if (init_exec(init)) { + if (init->or >= 0) + return init->or; + error("script needs OR!!\n"); + } + return 0; +} + +static inline int +init_link(struct nvbios_init *init) +{ + if (init_exec(init)) { + if (init->link) + return init->link == 2; + error("script needs OR link\n"); + } + return 0; +} + +static inline int +init_head(struct nvbios_init *init) +{ + if (init_exec(init)) { + if (init->head >= 0) + return init->head; + error("script needs head\n"); + } + return 0; +} + +static u8 +init_conn(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + struct nvbios_connE connE; + u8 ver, hdr; + u32 conn; + + if (init_exec(init)) { + if (init->outp) { + conn = init->outp->connector; + conn = nvbios_connEp(bios, conn, &ver, &hdr, &connE); + if (conn) + return connE.type; + } + + error("script needs connector type\n"); + } + + return 0xff; +} + +static inline u32 +init_nvreg(struct nvbios_init *init, u32 reg) +{ + struct nvkm_devinit *devinit = init->subdev->device->devinit; + + /* C51 (at least) sometimes has the lower bits set which the VBIOS + * interprets to mean that access needs to go through certain IO + * ports instead. The NVIDIA binary driver has been seen to access + * these through the NV register address, so lets assume we can + * do the same + */ + reg &= ~0x00000003; + + /* GF8+ display scripts need register addresses mangled a bit to + * select a specific CRTC/OR + */ + if (init->subdev->device->card_type >= NV_50) { + if (reg & 0x80000000) { + reg += init_head(init) * 0x800; + reg &= ~0x80000000; + } + + if (reg & 0x40000000) { + reg += init_or(init) * 0x800; + reg &= ~0x40000000; + if (reg & 0x20000000) { + reg += init_link(init) * 0x80; + reg &= ~0x20000000; + } + } + } + + if (reg & ~0x00fffffc) + warn("unknown bits in register 0x%08x\n", reg); + + return nvkm_devinit_mmio(devinit, reg); +} + +static u32 +init_rd32(struct nvbios_init *init, u32 reg) +{ + struct nvkm_device *device = init->subdev->device; + reg = init_nvreg(init, reg); + if (reg != ~0 && init_exec(init)) + return nvkm_rd32(device, reg); + return 0x00000000; +} + +static void +init_wr32(struct nvbios_init *init, u32 reg, u32 val) +{ + struct nvkm_device *device = init->subdev->device; + reg = init_nvreg(init, reg); + if (reg != ~0 && init_exec(init)) + nvkm_wr32(device, reg, val); +} + +static u32 +init_mask(struct nvbios_init *init, u32 reg, u32 mask, u32 val) +{ + struct nvkm_device *device = init->subdev->device; + reg = init_nvreg(init, reg); + if (reg != ~0 && init_exec(init)) { + u32 tmp = nvkm_rd32(device, reg); + nvkm_wr32(device, reg, (tmp & ~mask) | val); + return tmp; + } + return 0x00000000; +} + +static u8 +init_rdport(struct nvbios_init *init, u16 port) +{ + if (init_exec(init)) + return nvkm_rdport(init->subdev->device, init->head, port); + return 0x00; +} + +static void +init_wrport(struct nvbios_init *init, u16 port, u8 value) +{ + if (init_exec(init)) + nvkm_wrport(init->subdev->device, init->head, port, value); +} + +static u8 +init_rdvgai(struct nvbios_init *init, u16 port, u8 index) +{ + struct nvkm_subdev *subdev = init->subdev; + if (init_exec(init)) { + int head = init->head < 0 ? 0 : init->head; + return nvkm_rdvgai(subdev->device, head, port, index); + } + return 0x00; +} + +static void +init_wrvgai(struct nvbios_init *init, u16 port, u8 index, u8 value) +{ + struct nvkm_device *device = init->subdev->device; + + /* force head 0 for updates to cr44, it only exists on first head */ + if (device->card_type < NV_50) { + if (port == 0x03d4 && index == 0x44) + init->head = 0; + } + + if (init_exec(init)) { + int head = init->head < 0 ? 0 : init->head; + nvkm_wrvgai(device, head, port, index, value); + } + + /* select head 1 if cr44 write selected it */ + if (device->card_type < NV_50) { + if (port == 0x03d4 && index == 0x44 && value == 3) + init->head = 1; + } +} + +static struct i2c_adapter * +init_i2c(struct nvbios_init *init, int index) +{ + struct nvkm_i2c *i2c = init->subdev->device->i2c; + struct nvkm_i2c_bus *bus; + + if (index == 0xff) { + index = NVKM_I2C_BUS_PRI; + if (init->outp && init->outp->i2c_upper_default) + index = NVKM_I2C_BUS_SEC; + } else + if (index == 0x80) { + index = NVKM_I2C_BUS_PRI; + } else + if (index == 0x81) { + index = NVKM_I2C_BUS_SEC; + } + + bus = nvkm_i2c_bus_find(i2c, index); + return bus ? &bus->i2c : NULL; +} + +static int +init_rdi2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg) +{ + struct i2c_adapter *adap = init_i2c(init, index); + if (adap && init_exec(init)) + return nvkm_rdi2cr(adap, addr, reg); + return -ENODEV; +} + +static int +init_wri2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg, u8 val) +{ + struct i2c_adapter *adap = init_i2c(init, index); + if (adap && init_exec(init)) + return nvkm_wri2cr(adap, addr, reg, val); + return -ENODEV; +} + +static struct nvkm_i2c_aux * +init_aux(struct nvbios_init *init) +{ + struct nvkm_i2c *i2c = init->subdev->device->i2c; + if (!init->outp) { + if (init_exec(init)) + error("script needs output for aux\n"); + return NULL; + } + return nvkm_i2c_aux_find(i2c, init->outp->i2c_index); +} + +static u8 +init_rdauxr(struct nvbios_init *init, u32 addr) +{ + struct nvkm_i2c_aux *aux = init_aux(init); + u8 data; + + if (aux && init_exec(init)) { + int ret = nvkm_rdaux(aux, addr, &data, 1); + if (ret == 0) + return data; + trace("auxch read failed with %d\n", ret); + } + + return 0x00; +} + +static int +init_wrauxr(struct nvbios_init *init, u32 addr, u8 data) +{ + struct nvkm_i2c_aux *aux = init_aux(init); + if (aux && init_exec(init)) { + int ret = nvkm_wraux(aux, addr, &data, 1); + if (ret) + trace("auxch write failed with %d\n", ret); + return ret; + } + return -ENODEV; +} + +static void +init_prog_pll(struct nvbios_init *init, u32 id, u32 freq) +{ + struct nvkm_devinit *devinit = init->subdev->device->devinit; + if (init_exec(init)) { + int ret = nvkm_devinit_pll_set(devinit, id, freq); + if (ret) + warn("failed to prog pll 0x%08x to %dkHz\n", id, freq); + } +} + +/****************************************************************************** + * parsing of bios structures that are required to execute init tables + *****************************************************************************/ + +static u16 +init_table(struct nvkm_bios *bios, u16 *len) +{ + struct bit_entry bit_I; + + if (!bit_entry(bios, 'I', &bit_I)) { + *len = bit_I.length; + return bit_I.offset; + } + + if (bmp_version(bios) >= 0x0510) { + *len = 14; + return bios->bmp_offset + 75; + } + + return 0x0000; +} + +static u16 +init_table_(struct nvbios_init *init, u16 offset, const char *name) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 len, data = init_table(bios, &len); + if (data) { + if (len >= offset + 2) { + data = nvbios_rd16(bios, data + offset); + if (data) + return data; + + warn("%s pointer invalid\n", name); + return 0x0000; + } + + warn("init data too short for %s pointer", name); + return 0x0000; + } + + warn("init data not found\n"); + return 0x0000; +} + +#define init_script_table(b) init_table_((b), 0x00, "script table") +#define init_macro_index_table(b) init_table_((b), 0x02, "macro index table") +#define init_macro_table(b) init_table_((b), 0x04, "macro table") +#define init_condition_table(b) init_table_((b), 0x06, "condition table") +#define init_io_condition_table(b) init_table_((b), 0x08, "io condition table") +#define init_io_flag_condition_table(b) init_table_((b), 0x0a, "io flag condition table") +#define init_function_table(b) init_table_((b), 0x0c, "function table") +#define init_xlat_table(b) init_table_((b), 0x10, "xlat table"); + +static u16 +init_script(struct nvkm_bios *bios, int index) +{ + struct nvbios_init init = { .subdev = &bios->subdev }; + u16 bmp_ver = bmp_version(bios), data; + + if (bmp_ver && bmp_ver < 0x0510) { + if (index > 1 || bmp_ver < 0x0100) + return 0x0000; + + data = bios->bmp_offset + (bmp_ver < 0x0200 ? 14 : 18); + return nvbios_rd16(bios, data + (index * 2)); + } + + data = init_script_table(&init); + if (data) + return nvbios_rd16(bios, data + (index * 2)); + + return 0x0000; +} + +static u16 +init_unknown_script(struct nvkm_bios *bios) +{ + u16 len, data = init_table(bios, &len); + if (data && len >= 16) + return nvbios_rd16(bios, data + 14); + return 0x0000; +} + +static u8 +init_ram_restrict_group_count(struct nvbios_init *init) +{ + return nvbios_ramcfg_count(init->subdev->device->bios); +} + +static u8 +init_ram_restrict(struct nvbios_init *init) +{ + /* This appears to be the behaviour of the VBIOS parser, and *is* + * important to cache the NV_PEXTDEV_BOOT0 on later chipsets to + * avoid fucking up the memory controller (somehow) by reading it + * on every INIT_RAM_RESTRICT_ZM_GROUP opcode. + * + * Preserving the non-caching behaviour on earlier chipsets just + * in case *not* re-reading the strap causes similar breakage. + */ + if (!init->ramcfg || init->subdev->device->bios->version.major < 0x70) + init->ramcfg = 0x80000000 | nvbios_ramcfg_index(init->subdev); + return (init->ramcfg & 0x7fffffff); +} + +static u8 +init_xlat_(struct nvbios_init *init, u8 index, u8 offset) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 table = init_xlat_table(init); + if (table) { + u16 data = nvbios_rd16(bios, table + (index * 2)); + if (data) + return nvbios_rd08(bios, data + offset); + warn("xlat table pointer %d invalid\n", index); + } + return 0x00; +} + +/****************************************************************************** + * utility functions used by various init opcode handlers + *****************************************************************************/ + +static bool +init_condition_met(struct nvbios_init *init, u8 cond) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 table = init_condition_table(init); + if (table) { + u32 reg = nvbios_rd32(bios, table + (cond * 12) + 0); + u32 msk = nvbios_rd32(bios, table + (cond * 12) + 4); + u32 val = nvbios_rd32(bios, table + (cond * 12) + 8); + trace("\t[0x%02x] (R[0x%06x] & 0x%08x) == 0x%08x\n", + cond, reg, msk, val); + return (init_rd32(init, reg) & msk) == val; + } + return false; +} + +static bool +init_io_condition_met(struct nvbios_init *init, u8 cond) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 table = init_io_condition_table(init); + if (table) { + u16 port = nvbios_rd16(bios, table + (cond * 5) + 0); + u8 index = nvbios_rd08(bios, table + (cond * 5) + 2); + u8 mask = nvbios_rd08(bios, table + (cond * 5) + 3); + u8 value = nvbios_rd08(bios, table + (cond * 5) + 4); + trace("\t[0x%02x] (0x%04x[0x%02x] & 0x%02x) == 0x%02x\n", + cond, port, index, mask, value); + return (init_rdvgai(init, port, index) & mask) == value; + } + return false; +} + +static bool +init_io_flag_condition_met(struct nvbios_init *init, u8 cond) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 table = init_io_flag_condition_table(init); + if (table) { + u16 port = nvbios_rd16(bios, table + (cond * 9) + 0); + u8 index = nvbios_rd08(bios, table + (cond * 9) + 2); + u8 mask = nvbios_rd08(bios, table + (cond * 9) + 3); + u8 shift = nvbios_rd08(bios, table + (cond * 9) + 4); + u16 data = nvbios_rd16(bios, table + (cond * 9) + 5); + u8 dmask = nvbios_rd08(bios, table + (cond * 9) + 7); + u8 value = nvbios_rd08(bios, table + (cond * 9) + 8); + u8 ioval = (init_rdvgai(init, port, index) & mask) >> shift; + return (nvbios_rd08(bios, data + ioval) & dmask) == value; + } + return false; +} + +static inline u32 +init_shift(u32 data, u8 shift) +{ + if (shift < 0x80) + return data >> shift; + return data << (0x100 - shift); +} + +static u32 +init_tmds_reg(struct nvbios_init *init, u8 tmds) +{ + /* For mlv < 0x80, it is an index into a table of TMDS base addresses. + * For mlv == 0x80 use the "or" value of the dcb_entry indexed by + * CR58 for CR57 = 0 to index a table of offsets to the basic + * 0x6808b0 address. + * For mlv == 0x81 use the "or" value of the dcb_entry indexed by + * CR58 for CR57 = 0 to index a table of offsets to the basic + * 0x6808b0 address, and then flip the offset by 8. + */ + const int pramdac_offset[13] = { + 0, 0, 0x8, 0, 0x2000, 0, 0, 0, 0x2008, 0, 0, 0, 0x2000 }; + const u32 pramdac_table[4] = { + 0x6808b0, 0x6808b8, 0x6828b0, 0x6828b8 }; + + if (tmds >= 0x80) { + if (init->outp) { + u32 dacoffset = pramdac_offset[init->outp->or]; + if (tmds == 0x81) + dacoffset ^= 8; + return 0x6808b0 + dacoffset; + } + + if (init_exec(init)) + error("tmds opcodes need dcb\n"); + } else { + if (tmds < ARRAY_SIZE(pramdac_table)) + return pramdac_table[tmds]; + + error("tmds selector 0x%02x unknown\n", tmds); + } + + return 0; +} + +/****************************************************************************** + * init opcode handlers + *****************************************************************************/ + +/** + * init_reserved - stub for various unknown/unused single-byte opcodes + * + */ +static void +init_reserved(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 opcode = nvbios_rd08(bios, init->offset); + u8 length, i; + + switch (opcode) { + case 0xaa: + length = 4; + break; + default: + length = 1; + break; + } + + trace("RESERVED 0x%02x\t", opcode); + for (i = 1; i < length; i++) + cont(" 0x%02x", nvbios_rd08(bios, init->offset + i)); + cont("\n"); + init->offset += length; +} + +/** + * INIT_DONE - opcode 0x71 + * + */ +static void +init_done(struct nvbios_init *init) +{ + trace("DONE\n"); + init->offset = 0x0000; +} + +/** + * INIT_IO_RESTRICT_PROG - opcode 0x32 + * + */ +static void +init_io_restrict_prog(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 port = nvbios_rd16(bios, init->offset + 1); + u8 index = nvbios_rd08(bios, init->offset + 3); + u8 mask = nvbios_rd08(bios, init->offset + 4); + u8 shift = nvbios_rd08(bios, init->offset + 5); + u8 count = nvbios_rd08(bios, init->offset + 6); + u32 reg = nvbios_rd32(bios, init->offset + 7); + u8 conf, i; + + trace("IO_RESTRICT_PROG\tR[0x%06x] = " + "((0x%04x[0x%02x] & 0x%02x) >> %d) [{\n", + reg, port, index, mask, shift); + init->offset += 11; + + conf = (init_rdvgai(init, port, index) & mask) >> shift; + for (i = 0; i < count; i++) { + u32 data = nvbios_rd32(bios, init->offset); + + if (i == conf) { + trace("\t0x%08x *\n", data); + init_wr32(init, reg, data); + } else { + trace("\t0x%08x\n", data); + } + + init->offset += 4; + } + trace("}]\n"); +} + +/** + * INIT_REPEAT - opcode 0x33 + * + */ +static void +init_repeat(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 count = nvbios_rd08(bios, init->offset + 1); + u16 repeat = init->repeat; + + trace("REPEAT\t0x%02x\n", count); + init->offset += 2; + + init->repeat = init->offset; + init->repend = init->offset; + while (count--) { + init->offset = init->repeat; + nvbios_exec(init); + if (count) + trace("REPEAT\t0x%02x\n", count); + } + init->offset = init->repend; + init->repeat = repeat; +} + +/** + * INIT_IO_RESTRICT_PLL - opcode 0x34 + * + */ +static void +init_io_restrict_pll(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 port = nvbios_rd16(bios, init->offset + 1); + u8 index = nvbios_rd08(bios, init->offset + 3); + u8 mask = nvbios_rd08(bios, init->offset + 4); + u8 shift = nvbios_rd08(bios, init->offset + 5); + s8 iofc = nvbios_rd08(bios, init->offset + 6); + u8 count = nvbios_rd08(bios, init->offset + 7); + u32 reg = nvbios_rd32(bios, init->offset + 8); + u8 conf, i; + + trace("IO_RESTRICT_PLL\tR[0x%06x] =PLL= " + "((0x%04x[0x%02x] & 0x%02x) >> 0x%02x) IOFCOND 0x%02x [{\n", + reg, port, index, mask, shift, iofc); + init->offset += 12; + + conf = (init_rdvgai(init, port, index) & mask) >> shift; + for (i = 0; i < count; i++) { + u32 freq = nvbios_rd16(bios, init->offset) * 10; + + if (i == conf) { + trace("\t%dkHz *\n", freq); + if (iofc > 0 && init_io_flag_condition_met(init, iofc)) + freq *= 2; + init_prog_pll(init, reg, freq); + } else { + trace("\t%dkHz\n", freq); + } + + init->offset += 2; + } + trace("}]\n"); +} + +/** + * INIT_END_REPEAT - opcode 0x36 + * + */ +static void +init_end_repeat(struct nvbios_init *init) +{ + trace("END_REPEAT\n"); + init->offset += 1; + + if (init->repeat) { + init->repend = init->offset; + init->offset = 0; + } +} + +/** + * INIT_COPY - opcode 0x37 + * + */ +static void +init_copy(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u8 shift = nvbios_rd08(bios, init->offset + 5); + u8 smask = nvbios_rd08(bios, init->offset + 6); + u16 port = nvbios_rd16(bios, init->offset + 7); + u8 index = nvbios_rd08(bios, init->offset + 9); + u8 mask = nvbios_rd08(bios, init->offset + 10); + u8 data; + + trace("COPY\t0x%04x[0x%02x] &= 0x%02x |= " + "((R[0x%06x] %s 0x%02x) & 0x%02x)\n", + port, index, mask, reg, (shift & 0x80) ? "<<" : ">>", + (shift & 0x80) ? (0x100 - shift) : shift, smask); + init->offset += 11; + + data = init_rdvgai(init, port, index) & mask; + data |= init_shift(init_rd32(init, reg), shift) & smask; + init_wrvgai(init, port, index, data); +} + +/** + * INIT_NOT - opcode 0x38 + * + */ +static void +init_not(struct nvbios_init *init) +{ + trace("NOT\n"); + init->offset += 1; + init_exec_inv(init); +} + +/** + * INIT_IO_FLAG_CONDITION - opcode 0x39 + * + */ +static void +init_io_flag_condition(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 cond = nvbios_rd08(bios, init->offset + 1); + + trace("IO_FLAG_CONDITION\t0x%02x\n", cond); + init->offset += 2; + + if (!init_io_flag_condition_met(init, cond)) + init_exec_set(init, false); +} + +/** + * INIT_GENERIC_CONDITION - opcode 0x3a + * + */ +static void +init_generic_condition(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + struct nvbios_dpout info; + u8 cond = nvbios_rd08(bios, init->offset + 1); + u8 size = nvbios_rd08(bios, init->offset + 2); + u8 ver, hdr, cnt, len; + u16 data; + + trace("GENERIC_CONDITION\t0x%02x 0x%02x\n", cond, size); + init->offset += 3; + + switch (cond) { + case 0: /* CONDITION_ID_INT_DP. */ + if (init_conn(init) != DCB_CONNECTOR_eDP) + init_exec_set(init, false); + break; + case 1: /* CONDITION_ID_USE_SPPLL0. */ + case 2: /* CONDITION_ID_USE_SPPLL1. */ + if ( init->outp && + (data = nvbios_dpout_match(bios, DCB_OUTPUT_DP, + (init->outp->or << 0) | + (init->outp->sorconf.link << 6), + &ver, &hdr, &cnt, &len, &info))) + { + if (!(info.flags & cond)) + init_exec_set(init, false); + break; + } + + if (init_exec(init)) + warn("script needs dp output table data\n"); + break; + case 5: /* CONDITION_ID_ASSR_SUPPORT. */ + if (!(init_rdauxr(init, 0x0d) & 1)) + init_exec_set(init, false); + break; + case 7: /* CONDITION_ID_NO_PANEL_SEQ_DELAYS. */ + init_exec_set(init, false); + break; + default: + warn("INIT_GENERIC_CONDITION: unknown 0x%02x\n", cond); + init->offset += size; + break; + } +} + +/** + * INIT_IO_MASK_OR - opcode 0x3b + * + */ +static void +init_io_mask_or(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u8 or = init_or(init); + u8 data; + + trace("IO_MASK_OR\t0x03d4[0x%02x] &= ~(1 << 0x%02x)\n", index, or); + init->offset += 2; + + data = init_rdvgai(init, 0x03d4, index); + init_wrvgai(init, 0x03d4, index, data &= ~(1 << or)); +} + +/** + * INIT_IO_OR - opcode 0x3c + * + */ +static void +init_io_or(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u8 or = init_or(init); + u8 data; + + trace("IO_OR\t0x03d4[0x%02x] |= (1 << 0x%02x)\n", index, or); + init->offset += 2; + + data = init_rdvgai(init, 0x03d4, index); + init_wrvgai(init, 0x03d4, index, data | (1 << or)); +} + +/** + * INIT_ANDN_REG - opcode 0x47 + * + */ +static void +init_andn_reg(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u32 mask = nvbios_rd32(bios, init->offset + 5); + + trace("ANDN_REG\tR[0x%06x] &= ~0x%08x\n", reg, mask); + init->offset += 9; + + init_mask(init, reg, mask, 0); +} + +/** + * INIT_OR_REG - opcode 0x48 + * + */ +static void +init_or_reg(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u32 mask = nvbios_rd32(bios, init->offset + 5); + + trace("OR_REG\tR[0x%06x] |= 0x%08x\n", reg, mask); + init->offset += 9; + + init_mask(init, reg, 0, mask); +} + +/** + * INIT_INDEX_ADDRESS_LATCHED - opcode 0x49 + * + */ +static void +init_idx_addr_latched(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 creg = nvbios_rd32(bios, init->offset + 1); + u32 dreg = nvbios_rd32(bios, init->offset + 5); + u32 mask = nvbios_rd32(bios, init->offset + 9); + u32 data = nvbios_rd32(bios, init->offset + 13); + u8 count = nvbios_rd08(bios, init->offset + 17); + + trace("INDEX_ADDRESS_LATCHED\tR[0x%06x] : R[0x%06x]\n", creg, dreg); + trace("\tCTRL &= 0x%08x |= 0x%08x\n", mask, data); + init->offset += 18; + + while (count--) { + u8 iaddr = nvbios_rd08(bios, init->offset + 0); + u8 idata = nvbios_rd08(bios, init->offset + 1); + + trace("\t[0x%02x] = 0x%02x\n", iaddr, idata); + init->offset += 2; + + init_wr32(init, dreg, idata); + init_mask(init, creg, ~mask, data | iaddr); + } +} + +/** + * INIT_IO_RESTRICT_PLL2 - opcode 0x4a + * + */ +static void +init_io_restrict_pll2(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 port = nvbios_rd16(bios, init->offset + 1); + u8 index = nvbios_rd08(bios, init->offset + 3); + u8 mask = nvbios_rd08(bios, init->offset + 4); + u8 shift = nvbios_rd08(bios, init->offset + 5); + u8 count = nvbios_rd08(bios, init->offset + 6); + u32 reg = nvbios_rd32(bios, init->offset + 7); + u8 conf, i; + + trace("IO_RESTRICT_PLL2\t" + "R[0x%06x] =PLL= ((0x%04x[0x%02x] & 0x%02x) >> 0x%02x) [{\n", + reg, port, index, mask, shift); + init->offset += 11; + + conf = (init_rdvgai(init, port, index) & mask) >> shift; + for (i = 0; i < count; i++) { + u32 freq = nvbios_rd32(bios, init->offset); + if (i == conf) { + trace("\t%dkHz *\n", freq); + init_prog_pll(init, reg, freq); + } else { + trace("\t%dkHz\n", freq); + } + init->offset += 4; + } + trace("}]\n"); +} + +/** + * INIT_PLL2 - opcode 0x4b + * + */ +static void +init_pll2(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u32 freq = nvbios_rd32(bios, init->offset + 5); + + trace("PLL2\tR[0x%06x] =PLL= %dkHz\n", reg, freq); + init->offset += 9; + + init_prog_pll(init, reg, freq); +} + +/** + * INIT_I2C_BYTE - opcode 0x4c + * + */ +static void +init_i2c_byte(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u8 addr = nvbios_rd08(bios, init->offset + 2) >> 1; + u8 count = nvbios_rd08(bios, init->offset + 3); + + trace("I2C_BYTE\tI2C[0x%02x][0x%02x]\n", index, addr); + init->offset += 4; + + while (count--) { + u8 reg = nvbios_rd08(bios, init->offset + 0); + u8 mask = nvbios_rd08(bios, init->offset + 1); + u8 data = nvbios_rd08(bios, init->offset + 2); + int val; + + trace("\t[0x%02x] &= 0x%02x |= 0x%02x\n", reg, mask, data); + init->offset += 3; + + val = init_rdi2cr(init, index, addr, reg); + if (val < 0) + continue; + init_wri2cr(init, index, addr, reg, (val & mask) | data); + } +} + +/** + * INIT_ZM_I2C_BYTE - opcode 0x4d + * + */ +static void +init_zm_i2c_byte(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u8 addr = nvbios_rd08(bios, init->offset + 2) >> 1; + u8 count = nvbios_rd08(bios, init->offset + 3); + + trace("ZM_I2C_BYTE\tI2C[0x%02x][0x%02x]\n", index, addr); + init->offset += 4; + + while (count--) { + u8 reg = nvbios_rd08(bios, init->offset + 0); + u8 data = nvbios_rd08(bios, init->offset + 1); + + trace("\t[0x%02x] = 0x%02x\n", reg, data); + init->offset += 2; + + init_wri2cr(init, index, addr, reg, data); + } +} + +/** + * INIT_ZM_I2C - opcode 0x4e + * + */ +static void +init_zm_i2c(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u8 addr = nvbios_rd08(bios, init->offset + 2) >> 1; + u8 count = nvbios_rd08(bios, init->offset + 3); + u8 data[256], i; + + trace("ZM_I2C\tI2C[0x%02x][0x%02x]\n", index, addr); + init->offset += 4; + + for (i = 0; i < count; i++) { + data[i] = nvbios_rd08(bios, init->offset); + trace("\t0x%02x\n", data[i]); + init->offset++; + } + + if (init_exec(init)) { + struct i2c_adapter *adap = init_i2c(init, index); + struct i2c_msg msg = { + .addr = addr, .flags = 0, .len = count, .buf = data, + }; + int ret; + + if (adap && (ret = i2c_transfer(adap, &msg, 1)) != 1) + warn("i2c wr failed, %d\n", ret); + } +} + +/** + * INIT_TMDS - opcode 0x4f + * + */ +static void +init_tmds(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 tmds = nvbios_rd08(bios, init->offset + 1); + u8 addr = nvbios_rd08(bios, init->offset + 2); + u8 mask = nvbios_rd08(bios, init->offset + 3); + u8 data = nvbios_rd08(bios, init->offset + 4); + u32 reg = init_tmds_reg(init, tmds); + + trace("TMDS\tT[0x%02x][0x%02x] &= 0x%02x |= 0x%02x\n", + tmds, addr, mask, data); + init->offset += 5; + + if (reg == 0) + return; + + init_wr32(init, reg + 0, addr | 0x00010000); + init_wr32(init, reg + 4, data | (init_rd32(init, reg + 4) & mask)); + init_wr32(init, reg + 0, addr); +} + +/** + * INIT_ZM_TMDS_GROUP - opcode 0x50 + * + */ +static void +init_zm_tmds_group(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 tmds = nvbios_rd08(bios, init->offset + 1); + u8 count = nvbios_rd08(bios, init->offset + 2); + u32 reg = init_tmds_reg(init, tmds); + + trace("TMDS_ZM_GROUP\tT[0x%02x]\n", tmds); + init->offset += 3; + + while (count--) { + u8 addr = nvbios_rd08(bios, init->offset + 0); + u8 data = nvbios_rd08(bios, init->offset + 1); + + trace("\t[0x%02x] = 0x%02x\n", addr, data); + init->offset += 2; + + init_wr32(init, reg + 4, data); + init_wr32(init, reg + 0, addr); + } +} + +/** + * INIT_CR_INDEX_ADDRESS_LATCHED - opcode 0x51 + * + */ +static void +init_cr_idx_adr_latch(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 addr0 = nvbios_rd08(bios, init->offset + 1); + u8 addr1 = nvbios_rd08(bios, init->offset + 2); + u8 base = nvbios_rd08(bios, init->offset + 3); + u8 count = nvbios_rd08(bios, init->offset + 4); + u8 save0; + + trace("CR_INDEX_ADDR C[%02x] C[%02x]\n", addr0, addr1); + init->offset += 5; + + save0 = init_rdvgai(init, 0x03d4, addr0); + while (count--) { + u8 data = nvbios_rd08(bios, init->offset); + + trace("\t\t[0x%02x] = 0x%02x\n", base, data); + init->offset += 1; + + init_wrvgai(init, 0x03d4, addr0, base++); + init_wrvgai(init, 0x03d4, addr1, data); + } + init_wrvgai(init, 0x03d4, addr0, save0); +} + +/** + * INIT_CR - opcode 0x52 + * + */ +static void +init_cr(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 addr = nvbios_rd08(bios, init->offset + 1); + u8 mask = nvbios_rd08(bios, init->offset + 2); + u8 data = nvbios_rd08(bios, init->offset + 3); + u8 val; + + trace("CR\t\tC[0x%02x] &= 0x%02x |= 0x%02x\n", addr, mask, data); + init->offset += 4; + + val = init_rdvgai(init, 0x03d4, addr) & mask; + init_wrvgai(init, 0x03d4, addr, val | data); +} + +/** + * INIT_ZM_CR - opcode 0x53 + * + */ +static void +init_zm_cr(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 addr = nvbios_rd08(bios, init->offset + 1); + u8 data = nvbios_rd08(bios, init->offset + 2); + + trace("ZM_CR\tC[0x%02x] = 0x%02x\n", addr, data); + init->offset += 3; + + init_wrvgai(init, 0x03d4, addr, data); +} + +/** + * INIT_ZM_CR_GROUP - opcode 0x54 + * + */ +static void +init_zm_cr_group(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 count = nvbios_rd08(bios, init->offset + 1); + + trace("ZM_CR_GROUP\n"); + init->offset += 2; + + while (count--) { + u8 addr = nvbios_rd08(bios, init->offset + 0); + u8 data = nvbios_rd08(bios, init->offset + 1); + + trace("\t\tC[0x%02x] = 0x%02x\n", addr, data); + init->offset += 2; + + init_wrvgai(init, 0x03d4, addr, data); + } +} + +/** + * INIT_CONDITION_TIME - opcode 0x56 + * + */ +static void +init_condition_time(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 cond = nvbios_rd08(bios, init->offset + 1); + u8 retry = nvbios_rd08(bios, init->offset + 2); + u8 wait = min((u16)retry * 50, 100); + + trace("CONDITION_TIME\t0x%02x 0x%02x\n", cond, retry); + init->offset += 3; + + if (!init_exec(init)) + return; + + while (wait--) { + if (init_condition_met(init, cond)) + return; + mdelay(20); + } + + init_exec_set(init, false); +} + +/** + * INIT_LTIME - opcode 0x57 + * + */ +static void +init_ltime(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 msec = nvbios_rd16(bios, init->offset + 1); + + trace("LTIME\t0x%04x\n", msec); + init->offset += 3; + + if (init_exec(init)) + mdelay(msec); +} + +/** + * INIT_ZM_REG_SEQUENCE - opcode 0x58 + * + */ +static void +init_zm_reg_sequence(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 base = nvbios_rd32(bios, init->offset + 1); + u8 count = nvbios_rd08(bios, init->offset + 5); + + trace("ZM_REG_SEQUENCE\t0x%02x\n", count); + init->offset += 6; + + while (count--) { + u32 data = nvbios_rd32(bios, init->offset); + + trace("\t\tR[0x%06x] = 0x%08x\n", base, data); + init->offset += 4; + + init_wr32(init, base, data); + base += 4; + } +} + +/** + * INIT_PLL_INDIRECT - opcode 0x59 + * + */ +static void +init_pll_indirect(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u16 addr = nvbios_rd16(bios, init->offset + 5); + u32 freq = (u32)nvbios_rd16(bios, addr) * 1000; + + trace("PLL_INDIRECT\tR[0x%06x] =PLL= VBIOS[%04x] = %dkHz\n", + reg, addr, freq); + init->offset += 7; + + init_prog_pll(init, reg, freq); +} + +/** + * INIT_ZM_REG_INDIRECT - opcode 0x5a + * + */ +static void +init_zm_reg_indirect(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u16 addr = nvbios_rd16(bios, init->offset + 5); + u32 data = nvbios_rd32(bios, addr); + + trace("ZM_REG_INDIRECT\tR[0x%06x] = VBIOS[0x%04x] = 0x%08x\n", + reg, addr, data); + init->offset += 7; + + init_wr32(init, addr, data); +} + +/** + * INIT_SUB_DIRECT - opcode 0x5b + * + */ +static void +init_sub_direct(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 addr = nvbios_rd16(bios, init->offset + 1); + u16 save; + + trace("SUB_DIRECT\t0x%04x\n", addr); + + if (init_exec(init)) { + save = init->offset; + init->offset = addr; + if (nvbios_exec(init)) { + error("error parsing sub-table\n"); + return; + } + init->offset = save; + } + + init->offset += 3; +} + +/** + * INIT_JUMP - opcode 0x5c + * + */ +static void +init_jump(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 offset = nvbios_rd16(bios, init->offset + 1); + + trace("JUMP\t0x%04x\n", offset); + + if (init_exec(init)) + init->offset = offset; + else + init->offset += 3; +} + +/** + * INIT_I2C_IF - opcode 0x5e + * + */ +static void +init_i2c_if(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u8 addr = nvbios_rd08(bios, init->offset + 2); + u8 reg = nvbios_rd08(bios, init->offset + 3); + u8 mask = nvbios_rd08(bios, init->offset + 4); + u8 data = nvbios_rd08(bios, init->offset + 5); + u8 value; + + trace("I2C_IF\tI2C[0x%02x][0x%02x][0x%02x] & 0x%02x == 0x%02x\n", + index, addr, reg, mask, data); + init->offset += 6; + init_exec_force(init, true); + + value = init_rdi2cr(init, index, addr, reg); + if ((value & mask) != data) + init_exec_set(init, false); + + init_exec_force(init, false); +} + +/** + * INIT_COPY_NV_REG - opcode 0x5f + * + */ +static void +init_copy_nv_reg(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 sreg = nvbios_rd32(bios, init->offset + 1); + u8 shift = nvbios_rd08(bios, init->offset + 5); + u32 smask = nvbios_rd32(bios, init->offset + 6); + u32 sxor = nvbios_rd32(bios, init->offset + 10); + u32 dreg = nvbios_rd32(bios, init->offset + 14); + u32 dmask = nvbios_rd32(bios, init->offset + 18); + u32 data; + + trace("COPY_NV_REG\tR[0x%06x] &= 0x%08x |= " + "((R[0x%06x] %s 0x%02x) & 0x%08x ^ 0x%08x)\n", + dreg, dmask, sreg, (shift & 0x80) ? "<<" : ">>", + (shift & 0x80) ? (0x100 - shift) : shift, smask, sxor); + init->offset += 22; + + data = init_shift(init_rd32(init, sreg), shift); + init_mask(init, dreg, ~dmask, (data & smask) ^ sxor); +} + +/** + * INIT_ZM_INDEX_IO - opcode 0x62 + * + */ +static void +init_zm_index_io(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 port = nvbios_rd16(bios, init->offset + 1); + u8 index = nvbios_rd08(bios, init->offset + 3); + u8 data = nvbios_rd08(bios, init->offset + 4); + + trace("ZM_INDEX_IO\tI[0x%04x][0x%02x] = 0x%02x\n", port, index, data); + init->offset += 5; + + init_wrvgai(init, port, index, data); +} + +/** + * INIT_COMPUTE_MEM - opcode 0x63 + * + */ +static void +init_compute_mem(struct nvbios_init *init) +{ + struct nvkm_devinit *devinit = init->subdev->device->devinit; + + trace("COMPUTE_MEM\n"); + init->offset += 1; + + init_exec_force(init, true); + if (init_exec(init)) + nvkm_devinit_meminit(devinit); + init_exec_force(init, false); +} + +/** + * INIT_RESET - opcode 0x65 + * + */ +static void +init_reset(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u32 data1 = nvbios_rd32(bios, init->offset + 5); + u32 data2 = nvbios_rd32(bios, init->offset + 9); + u32 savepci19; + + trace("RESET\tR[0x%08x] = 0x%08x, 0x%08x", reg, data1, data2); + init->offset += 13; + init_exec_force(init, true); + + savepci19 = init_mask(init, 0x00184c, 0x00000f00, 0x00000000); + init_wr32(init, reg, data1); + udelay(10); + init_wr32(init, reg, data2); + init_wr32(init, 0x00184c, savepci19); + init_mask(init, 0x001850, 0x00000001, 0x00000000); + + init_exec_force(init, false); +} + +/** + * INIT_CONFIGURE_MEM - opcode 0x66 + * + */ +static u16 +init_configure_mem_clk(struct nvbios_init *init) +{ + u16 mdata = bmp_mem_init_table(init->subdev->device->bios); + if (mdata) + mdata += (init_rdvgai(init, 0x03d4, 0x3c) >> 4) * 66; + return mdata; +} + +static void +init_configure_mem(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 mdata, sdata; + u32 addr, data; + + trace("CONFIGURE_MEM\n"); + init->offset += 1; + + if (bios->version.major > 2) { + init_done(init); + return; + } + init_exec_force(init, true); + + mdata = init_configure_mem_clk(init); + sdata = bmp_sdr_seq_table(bios); + if (nvbios_rd08(bios, mdata) & 0x01) + sdata = bmp_ddr_seq_table(bios); + mdata += 6; /* skip to data */ + + data = init_rdvgai(init, 0x03c4, 0x01); + init_wrvgai(init, 0x03c4, 0x01, data | 0x20); + + for (; (addr = nvbios_rd32(bios, sdata)) != 0xffffffff; sdata += 4) { + switch (addr) { + case 0x10021c: /* CKE_NORMAL */ + case 0x1002d0: /* CMD_REFRESH */ + case 0x1002d4: /* CMD_PRECHARGE */ + data = 0x00000001; + break; + default: + data = nvbios_rd32(bios, mdata); + mdata += 4; + if (data == 0xffffffff) + continue; + break; + } + + init_wr32(init, addr, data); + } + + init_exec_force(init, false); +} + +/** + * INIT_CONFIGURE_CLK - opcode 0x67 + * + */ +static void +init_configure_clk(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 mdata, clock; + + trace("CONFIGURE_CLK\n"); + init->offset += 1; + + if (bios->version.major > 2) { + init_done(init); + return; + } + init_exec_force(init, true); + + mdata = init_configure_mem_clk(init); + + /* NVPLL */ + clock = nvbios_rd16(bios, mdata + 4) * 10; + init_prog_pll(init, 0x680500, clock); + + /* MPLL */ + clock = nvbios_rd16(bios, mdata + 2) * 10; + if (nvbios_rd08(bios, mdata) & 0x01) + clock *= 2; + init_prog_pll(init, 0x680504, clock); + + init_exec_force(init, false); +} + +/** + * INIT_CONFIGURE_PREINIT - opcode 0x68 + * + */ +static void +init_configure_preinit(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 strap; + + trace("CONFIGURE_PREINIT\n"); + init->offset += 1; + + if (bios->version.major > 2) { + init_done(init); + return; + } + init_exec_force(init, true); + + strap = init_rd32(init, 0x101000); + strap = ((strap << 2) & 0xf0) | ((strap & 0x40) >> 6); + init_wrvgai(init, 0x03d4, 0x3c, strap); + + init_exec_force(init, false); +} + +/** + * INIT_IO - opcode 0x69 + * + */ +static void +init_io(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 port = nvbios_rd16(bios, init->offset + 1); + u8 mask = nvbios_rd16(bios, init->offset + 3); + u8 data = nvbios_rd16(bios, init->offset + 4); + u8 value; + + trace("IO\t\tI[0x%04x] &= 0x%02x |= 0x%02x\n", port, mask, data); + init->offset += 5; + + /* ummm.. yes.. should really figure out wtf this is and why it's + * needed some day.. it's almost certainly wrong, but, it also + * somehow makes things work... + */ + if (bios->subdev.device->card_type >= NV_50 && + port == 0x03c3 && data == 0x01) { + init_mask(init, 0x614100, 0xf0800000, 0x00800000); + init_mask(init, 0x00e18c, 0x00020000, 0x00020000); + init_mask(init, 0x614900, 0xf0800000, 0x00800000); + init_mask(init, 0x000200, 0x40000000, 0x00000000); + mdelay(10); + init_mask(init, 0x00e18c, 0x00020000, 0x00000000); + init_mask(init, 0x000200, 0x40000000, 0x40000000); + init_wr32(init, 0x614100, 0x00800018); + init_wr32(init, 0x614900, 0x00800018); + mdelay(10); + init_wr32(init, 0x614100, 0x10000018); + init_wr32(init, 0x614900, 0x10000018); + } + + value = init_rdport(init, port) & mask; + init_wrport(init, port, data | value); +} + +/** + * INIT_SUB - opcode 0x6b + * + */ +static void +init_sub(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u16 addr, save; + + trace("SUB\t0x%02x\n", index); + + addr = init_script(bios, index); + if (addr && init_exec(init)) { + save = init->offset; + init->offset = addr; + if (nvbios_exec(init)) { + error("error parsing sub-table\n"); + return; + } + init->offset = save; + } + + init->offset += 2; +} + +/** + * INIT_RAM_CONDITION - opcode 0x6d + * + */ +static void +init_ram_condition(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 mask = nvbios_rd08(bios, init->offset + 1); + u8 value = nvbios_rd08(bios, init->offset + 2); + + trace("RAM_CONDITION\t" + "(R[0x100000] & 0x%02x) == 0x%02x\n", mask, value); + init->offset += 3; + + if ((init_rd32(init, 0x100000) & mask) != value) + init_exec_set(init, false); +} + +/** + * INIT_NV_REG - opcode 0x6e + * + */ +static void +init_nv_reg(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u32 mask = nvbios_rd32(bios, init->offset + 5); + u32 data = nvbios_rd32(bios, init->offset + 9); + + trace("NV_REG\tR[0x%06x] &= 0x%08x |= 0x%08x\n", reg, mask, data); + init->offset += 13; + + init_mask(init, reg, ~mask, data); +} + +/** + * INIT_MACRO - opcode 0x6f + * + */ +static void +init_macro(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 macro = nvbios_rd08(bios, init->offset + 1); + u16 table; + + trace("MACRO\t0x%02x\n", macro); + + table = init_macro_table(init); + if (table) { + u32 addr = nvbios_rd32(bios, table + (macro * 8) + 0); + u32 data = nvbios_rd32(bios, table + (macro * 8) + 4); + trace("\t\tR[0x%06x] = 0x%08x\n", addr, data); + init_wr32(init, addr, data); + } + + init->offset += 2; +} + +/** + * INIT_RESUME - opcode 0x72 + * + */ +static void +init_resume(struct nvbios_init *init) +{ + trace("RESUME\n"); + init->offset += 1; + init_exec_set(init, true); +} + +/** + * INIT_STRAP_CONDITION - opcode 0x73 + * + */ +static void +init_strap_condition(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 mask = nvbios_rd32(bios, init->offset + 1); + u32 value = nvbios_rd32(bios, init->offset + 5); + + trace("STRAP_CONDITION\t(R[0x101000] & 0x%08x) == 0x%08x\n", mask, value); + init->offset += 9; + + if ((init_rd32(init, 0x101000) & mask) != value) + init_exec_set(init, false); +} + +/** + * INIT_TIME - opcode 0x74 + * + */ +static void +init_time(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 usec = nvbios_rd16(bios, init->offset + 1); + + trace("TIME\t0x%04x\n", usec); + init->offset += 3; + + if (init_exec(init)) { + if (usec < 1000) + udelay(usec); + else + mdelay((usec + 900) / 1000); + } +} + +/** + * INIT_CONDITION - opcode 0x75 + * + */ +static void +init_condition(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 cond = nvbios_rd08(bios, init->offset + 1); + + trace("CONDITION\t0x%02x\n", cond); + init->offset += 2; + + if (!init_condition_met(init, cond)) + init_exec_set(init, false); +} + +/** + * INIT_IO_CONDITION - opcode 0x76 + * + */ +static void +init_io_condition(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 cond = nvbios_rd08(bios, init->offset + 1); + + trace("IO_CONDITION\t0x%02x\n", cond); + init->offset += 2; + + if (!init_io_condition_met(init, cond)) + init_exec_set(init, false); +} + +/** + * INIT_ZM_REG16 - opcode 0x77 + * + */ +static void +init_zm_reg16(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 addr = nvbios_rd32(bios, init->offset + 1); + u16 data = nvbios_rd16(bios, init->offset + 5); + + trace("ZM_REG\tR[0x%06x] = 0x%04x\n", addr, data); + init->offset += 7; + + init_wr32(init, addr, data); +} + +/** + * INIT_INDEX_IO - opcode 0x78 + * + */ +static void +init_index_io(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u16 port = nvbios_rd16(bios, init->offset + 1); + u8 index = nvbios_rd16(bios, init->offset + 3); + u8 mask = nvbios_rd08(bios, init->offset + 4); + u8 data = nvbios_rd08(bios, init->offset + 5); + u8 value; + + trace("INDEX_IO\tI[0x%04x][0x%02x] &= 0x%02x |= 0x%02x\n", + port, index, mask, data); + init->offset += 6; + + value = init_rdvgai(init, port, index) & mask; + init_wrvgai(init, port, index, data | value); +} + +/** + * INIT_PLL - opcode 0x79 + * + */ +static void +init_pll(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 reg = nvbios_rd32(bios, init->offset + 1); + u32 freq = nvbios_rd16(bios, init->offset + 5) * 10; + + trace("PLL\tR[0x%06x] =PLL= %dkHz\n", reg, freq); + init->offset += 7; + + init_prog_pll(init, reg, freq); +} + +/** + * INIT_ZM_REG - opcode 0x7a + * + */ +static void +init_zm_reg(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 addr = nvbios_rd32(bios, init->offset + 1); + u32 data = nvbios_rd32(bios, init->offset + 5); + + trace("ZM_REG\tR[0x%06x] = 0x%08x\n", addr, data); + init->offset += 9; + + if (addr == 0x000200) + data |= 0x00000001; + + init_wr32(init, addr, data); +} + +/** + * INIT_RAM_RESTRICT_PLL - opcde 0x87 + * + */ +static void +init_ram_restrict_pll(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 type = nvbios_rd08(bios, init->offset + 1); + u8 count = init_ram_restrict_group_count(init); + u8 strap = init_ram_restrict(init); + u8 cconf; + + trace("RAM_RESTRICT_PLL\t0x%02x\n", type); + init->offset += 2; + + for (cconf = 0; cconf < count; cconf++) { + u32 freq = nvbios_rd32(bios, init->offset); + + if (cconf == strap) { + trace("%dkHz *\n", freq); + init_prog_pll(init, type, freq); + } else { + trace("%dkHz\n", freq); + } + + init->offset += 4; + } +} + +/** + * INIT_RESET_BEGUN - opcode 0x8c + * + */ +static void +init_reset_begun(struct nvbios_init *init) +{ + trace("RESET_BEGUN\n"); + init->offset += 1; +} + +/** + * INIT_RESET_END - opcode 0x8d + * + */ +static void +init_reset_end(struct nvbios_init *init) +{ + trace("RESET_END\n"); + init->offset += 1; +} + +/** + * INIT_GPIO - opcode 0x8e + * + */ +static void +init_gpio(struct nvbios_init *init) +{ + struct nvkm_gpio *gpio = init->subdev->device->gpio; + + trace("GPIO\n"); + init->offset += 1; + + if (init_exec(init)) + nvkm_gpio_reset(gpio, DCB_GPIO_UNUSED); +} + +/** + * INIT_RAM_RESTRICT_ZM_GROUP - opcode 0x8f + * + */ +static void +init_ram_restrict_zm_reg_group(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 addr = nvbios_rd32(bios, init->offset + 1); + u8 incr = nvbios_rd08(bios, init->offset + 5); + u8 num = nvbios_rd08(bios, init->offset + 6); + u8 count = init_ram_restrict_group_count(init); + u8 index = init_ram_restrict(init); + u8 i, j; + + trace("RAM_RESTRICT_ZM_REG_GROUP\t" + "R[0x%08x] 0x%02x 0x%02x\n", addr, incr, num); + init->offset += 7; + + for (i = 0; i < num; i++) { + trace("\tR[0x%06x] = {\n", addr); + for (j = 0; j < count; j++) { + u32 data = nvbios_rd32(bios, init->offset); + + if (j == index) { + trace("\t\t0x%08x *\n", data); + init_wr32(init, addr, data); + } else { + trace("\t\t0x%08x\n", data); + } + + init->offset += 4; + } + trace("\t}\n"); + addr += incr; + } +} + +/** + * INIT_COPY_ZM_REG - opcode 0x90 + * + */ +static void +init_copy_zm_reg(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 sreg = nvbios_rd32(bios, init->offset + 1); + u32 dreg = nvbios_rd32(bios, init->offset + 5); + + trace("COPY_ZM_REG\tR[0x%06x] = R[0x%06x]\n", dreg, sreg); + init->offset += 9; + + init_wr32(init, dreg, init_rd32(init, sreg)); +} + +/** + * INIT_ZM_REG_GROUP - opcode 0x91 + * + */ +static void +init_zm_reg_group(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 addr = nvbios_rd32(bios, init->offset + 1); + u8 count = nvbios_rd08(bios, init->offset + 5); + + trace("ZM_REG_GROUP\tR[0x%06x] =\n", addr); + init->offset += 6; + + while (count--) { + u32 data = nvbios_rd32(bios, init->offset); + trace("\t0x%08x\n", data); + init_wr32(init, addr, data); + init->offset += 4; + } +} + +/** + * INIT_XLAT - opcode 0x96 + * + */ +static void +init_xlat(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 saddr = nvbios_rd32(bios, init->offset + 1); + u8 sshift = nvbios_rd08(bios, init->offset + 5); + u8 smask = nvbios_rd08(bios, init->offset + 6); + u8 index = nvbios_rd08(bios, init->offset + 7); + u32 daddr = nvbios_rd32(bios, init->offset + 8); + u32 dmask = nvbios_rd32(bios, init->offset + 12); + u8 shift = nvbios_rd08(bios, init->offset + 16); + u32 data; + + trace("INIT_XLAT\tR[0x%06x] &= 0x%08x |= " + "(X%02x((R[0x%06x] %s 0x%02x) & 0x%02x) << 0x%02x)\n", + daddr, dmask, index, saddr, (sshift & 0x80) ? "<<" : ">>", + (sshift & 0x80) ? (0x100 - sshift) : sshift, smask, shift); + init->offset += 17; + + data = init_shift(init_rd32(init, saddr), sshift) & smask; + data = init_xlat_(init, index, data) << shift; + init_mask(init, daddr, ~dmask, data); +} + +/** + * INIT_ZM_MASK_ADD - opcode 0x97 + * + */ +static void +init_zm_mask_add(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 addr = nvbios_rd32(bios, init->offset + 1); + u32 mask = nvbios_rd32(bios, init->offset + 5); + u32 add = nvbios_rd32(bios, init->offset + 9); + u32 data; + + trace("ZM_MASK_ADD\tR[0x%06x] &= 0x%08x += 0x%08x\n", addr, mask, add); + init->offset += 13; + + data = init_rd32(init, addr); + data = (data & mask) | ((data + add) & ~mask); + init_wr32(init, addr, data); +} + +/** + * INIT_AUXCH - opcode 0x98 + * + */ +static void +init_auxch(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 addr = nvbios_rd32(bios, init->offset + 1); + u8 count = nvbios_rd08(bios, init->offset + 5); + + trace("AUXCH\tAUX[0x%08x] 0x%02x\n", addr, count); + init->offset += 6; + + while (count--) { + u8 mask = nvbios_rd08(bios, init->offset + 0); + u8 data = nvbios_rd08(bios, init->offset + 1); + trace("\tAUX[0x%08x] &= 0x%02x |= 0x%02x\n", addr, mask, data); + mask = init_rdauxr(init, addr) & mask; + init_wrauxr(init, addr, mask | data); + init->offset += 2; + } +} + +/** + * INIT_AUXCH - opcode 0x99 + * + */ +static void +init_zm_auxch(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u32 addr = nvbios_rd32(bios, init->offset + 1); + u8 count = nvbios_rd08(bios, init->offset + 5); + + trace("ZM_AUXCH\tAUX[0x%08x] 0x%02x\n", addr, count); + init->offset += 6; + + while (count--) { + u8 data = nvbios_rd08(bios, init->offset + 0); + trace("\tAUX[0x%08x] = 0x%02x\n", addr, data); + init_wrauxr(init, addr, data); + init->offset += 1; + } +} + +/** + * INIT_I2C_LONG_IF - opcode 0x9a + * + */ +static void +init_i2c_long_if(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + u8 index = nvbios_rd08(bios, init->offset + 1); + u8 addr = nvbios_rd08(bios, init->offset + 2) >> 1; + u8 reglo = nvbios_rd08(bios, init->offset + 3); + u8 reghi = nvbios_rd08(bios, init->offset + 4); + u8 mask = nvbios_rd08(bios, init->offset + 5); + u8 data = nvbios_rd08(bios, init->offset + 6); + struct i2c_adapter *adap; + + trace("I2C_LONG_IF\t" + "I2C[0x%02x][0x%02x][0x%02x%02x] & 0x%02x == 0x%02x\n", + index, addr, reglo, reghi, mask, data); + init->offset += 7; + + adap = init_i2c(init, index); + if (adap) { + u8 i[2] = { reghi, reglo }; + u8 o[1] = {}; + struct i2c_msg msg[] = { + { .addr = addr, .flags = 0, .len = 2, .buf = i }, + { .addr = addr, .flags = I2C_M_RD, .len = 1, .buf = o } + }; + int ret; + + ret = i2c_transfer(adap, msg, 2); + if (ret == 2 && ((o[0] & mask) == data)) + return; + } + + init_exec_set(init, false); +} + +/** + * INIT_GPIO_NE - opcode 0xa9 + * + */ +static void +init_gpio_ne(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + struct nvkm_gpio *gpio = bios->subdev.device->gpio; + struct dcb_gpio_func func; + u8 count = nvbios_rd08(bios, init->offset + 1); + u8 idx = 0, ver, len; + u16 data, i; + + trace("GPIO_NE\t"); + init->offset += 2; + + for (i = init->offset; i < init->offset + count; i++) + cont("0x%02x ", nvbios_rd08(bios, i)); + cont("\n"); + + while ((data = dcb_gpio_parse(bios, 0, idx++, &ver, &len, &func))) { + if (func.func != DCB_GPIO_UNUSED) { + for (i = init->offset; i < init->offset + count; i++) { + if (func.func == nvbios_rd08(bios, i)) + break; + } + + trace("\tFUNC[0x%02x]", func.func); + if (i == (init->offset + count)) { + cont(" *"); + if (init_exec(init)) + nvkm_gpio_reset(gpio, func.func); + } + cont("\n"); + } + } + + init->offset += count; +} + +static struct nvbios_init_opcode { + void (*exec)(struct nvbios_init *); +} init_opcode[] = { + [0x32] = { init_io_restrict_prog }, + [0x33] = { init_repeat }, + [0x34] = { init_io_restrict_pll }, + [0x36] = { init_end_repeat }, + [0x37] = { init_copy }, + [0x38] = { init_not }, + [0x39] = { init_io_flag_condition }, + [0x3a] = { init_generic_condition }, + [0x3b] = { init_io_mask_or }, + [0x3c] = { init_io_or }, + [0x47] = { init_andn_reg }, + [0x48] = { init_or_reg }, + [0x49] = { init_idx_addr_latched }, + [0x4a] = { init_io_restrict_pll2 }, + [0x4b] = { init_pll2 }, + [0x4c] = { init_i2c_byte }, + [0x4d] = { init_zm_i2c_byte }, + [0x4e] = { init_zm_i2c }, + [0x4f] = { init_tmds }, + [0x50] = { init_zm_tmds_group }, + [0x51] = { init_cr_idx_adr_latch }, + [0x52] = { init_cr }, + [0x53] = { init_zm_cr }, + [0x54] = { init_zm_cr_group }, + [0x56] = { init_condition_time }, + [0x57] = { init_ltime }, + [0x58] = { init_zm_reg_sequence }, + [0x59] = { init_pll_indirect }, + [0x5a] = { init_zm_reg_indirect }, + [0x5b] = { init_sub_direct }, + [0x5c] = { init_jump }, + [0x5e] = { init_i2c_if }, + [0x5f] = { init_copy_nv_reg }, + [0x62] = { init_zm_index_io }, + [0x63] = { init_compute_mem }, + [0x65] = { init_reset }, + [0x66] = { init_configure_mem }, + [0x67] = { init_configure_clk }, + [0x68] = { init_configure_preinit }, + [0x69] = { init_io }, + [0x6b] = { init_sub }, + [0x6d] = { init_ram_condition }, + [0x6e] = { init_nv_reg }, + [0x6f] = { init_macro }, + [0x71] = { init_done }, + [0x72] = { init_resume }, + [0x73] = { init_strap_condition }, + [0x74] = { init_time }, + [0x75] = { init_condition }, + [0x76] = { init_io_condition }, + [0x77] = { init_zm_reg16 }, + [0x78] = { init_index_io }, + [0x79] = { init_pll }, + [0x7a] = { init_zm_reg }, + [0x87] = { init_ram_restrict_pll }, + [0x8c] = { init_reset_begun }, + [0x8d] = { init_reset_end }, + [0x8e] = { init_gpio }, + [0x8f] = { init_ram_restrict_zm_reg_group }, + [0x90] = { init_copy_zm_reg }, + [0x91] = { init_zm_reg_group }, + [0x92] = { init_reserved }, + [0x96] = { init_xlat }, + [0x97] = { init_zm_mask_add }, + [0x98] = { init_auxch }, + [0x99] = { init_zm_auxch }, + [0x9a] = { init_i2c_long_if }, + [0xa9] = { init_gpio_ne }, + [0xaa] = { init_reserved }, +}; + +int +nvbios_exec(struct nvbios_init *init) +{ + struct nvkm_bios *bios = init->subdev->device->bios; + + init->nested++; + while (init->offset) { + u8 opcode = nvbios_rd08(bios, init->offset); + if (opcode >= ARRAY_SIZE(init_opcode) || + !init_opcode[opcode].exec) { + error("unknown opcode 0x%02x\n", opcode); + return -EINVAL; + } + + init_opcode[opcode].exec(init); + } + init->nested--; + return 0; +} + +int +nvbios_post(struct nvkm_subdev *subdev, bool execute) +{ + struct nvkm_bios *bios = subdev->device->bios; + int ret = 0; + int i = -1; + u16 data; + + if (execute) + nvkm_debug(subdev, "running init tables\n"); + while (!ret && (data = (init_script(bios, ++i)))) { + ret = nvbios_init(subdev, data, + init.execute = execute ? 1 : 0; + ); + } + + /* the vbios parser will run this right after the normal init + * tables, whereas the binary driver appears to run it later. + */ + if (!ret && (data = init_unknown_script(bios))) { + ret = nvbios_init(subdev, data, + init.execute = execute ? 1 : 0; + ); + } + + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/mxm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/mxm.c new file mode 100644 index 000000000..994cc2d77 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/mxm.c @@ -0,0 +1,137 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/mxm.h> + +u16 +mxm_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct bit_entry x; + + if (bit_entry(bios, 'x', &x)) { + nvkm_debug(subdev, "BIT 'x' table not present\n"); + return 0x0000; + } + + *ver = x.version; + *hdr = x.length; + if (*ver != 1 || *hdr < 3) { + nvkm_warn(subdev, "BIT 'x' table %d/%d unknown\n", *ver, *hdr); + return 0x0000; + } + + return x.offset; +} + +/* These map MXM v2.x digital connection values to the appropriate SOR/link, + * hopefully they're correct for all boards within the same chipset... + * + * MXM v3.x VBIOS are nicer and provide pointers to these tables. + */ +static u8 g84_sor_map[16] = { + 0x00, 0x12, 0x22, 0x11, 0x32, 0x31, 0x11, 0x31, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static u8 g92_sor_map[16] = { + 0x00, 0x12, 0x22, 0x11, 0x32, 0x31, 0x11, 0x31, + 0x11, 0x31, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static u8 g94_sor_map[16] = { + 0x00, 0x14, 0x24, 0x11, 0x34, 0x31, 0x11, 0x31, + 0x11, 0x31, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static u8 g98_sor_map[16] = { + 0x00, 0x14, 0x12, 0x11, 0x00, 0x31, 0x11, 0x31, + 0x11, 0x31, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +u8 +mxm_sor_map(struct nvkm_bios *bios, u8 conn) +{ + struct nvkm_subdev *subdev = &bios->subdev; + u8 ver, hdr; + u16 mxm = mxm_table(bios, &ver, &hdr); + if (mxm && hdr >= 6) { + u16 map = nvbios_rd16(bios, mxm + 4); + if (map) { + ver = nvbios_rd08(bios, map); + if (ver == 0x10 || ver == 0x11) { + if (conn < nvbios_rd08(bios, map + 3)) { + map += nvbios_rd08(bios, map + 1); + map += conn; + return nvbios_rd08(bios, map); + } + + return 0x00; + } + + nvkm_warn(subdev, "unknown sor map v%02x\n", ver); + } + } + + if (bios->version.chip == 0x84 || bios->version.chip == 0x86) + return g84_sor_map[conn]; + if (bios->version.chip == 0x92) + return g92_sor_map[conn]; + if (bios->version.chip == 0x94 || bios->version.chip == 0x96) + return g94_sor_map[conn]; + if (bios->version.chip == 0x98) + return g98_sor_map[conn]; + + nvkm_warn(subdev, "missing sor map\n"); + return 0x00; +} + +u8 +mxm_ddc_map(struct nvkm_bios *bios, u8 port) +{ + struct nvkm_subdev *subdev = &bios->subdev; + u8 ver, hdr; + u16 mxm = mxm_table(bios, &ver, &hdr); + if (mxm && hdr >= 8) { + u16 map = nvbios_rd16(bios, mxm + 6); + if (map) { + ver = nvbios_rd08(bios, map); + if (ver == 0x10) { + if (port < nvbios_rd08(bios, map + 3)) { + map += nvbios_rd08(bios, map + 1); + map += port; + return nvbios_rd08(bios, map); + } + + return 0x00; + } + + nvkm_warn(subdev, "unknown ddc map v%02x\n", ver); + } + } + + /* v2.x: directly write port as dcb i2cidx */ + return (port << 4) | port; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/npde.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/npde.c new file mode 100644 index 000000000..955df2963 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/npde.c @@ -0,0 +1,59 @@ +/* + * Copyright 2014 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include <subdev/bios.h> +#include <subdev/bios/npde.h> +#include <subdev/bios/pcir.h> + +u32 +nvbios_npdeTe(struct nvkm_bios *bios, u32 base) +{ + struct nvbios_pcirT pcir; + u8 ver; u16 hdr; + u32 data = nvbios_pcirTp(bios, base, &ver, &hdr, &pcir); + if (data = (data + hdr + 0x0f) & ~0x0f, data) { + switch (nvbios_rd32(bios, data + 0x00)) { + case 0x4544504e: /* NPDE */ + break; + default: + nvkm_debug(&bios->subdev, + "%08x: NPDE signature (%08x) unknown\n", + data, nvbios_rd32(bios, data + 0x00)); + data = 0; + break; + } + } + return data; +} + +u32 +nvbios_npdeTp(struct nvkm_bios *bios, u32 base, struct nvbios_npdeT *info) +{ + u32 data = nvbios_npdeTe(bios, base); + memset(info, 0x00, sizeof(*info)); + if (data) { + info->image_size = nvbios_rd16(bios, data + 0x08) * 512; + info->last = nvbios_rd08(bios, data + 0x0a) & 0x80; + } + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pcir.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pcir.c new file mode 100644 index 000000000..67cb3aeb2 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pcir.c @@ -0,0 +1,69 @@ +/* + * Copyright 2014 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include <subdev/bios.h> +#include <subdev/bios/pcir.h> + +u32 +nvbios_pcirTe(struct nvkm_bios *bios, u32 base, u8 *ver, u16 *hdr) +{ + u32 data = nvbios_rd16(bios, base + 0x18); + if (data) { + data += base; + switch (nvbios_rd32(bios, data + 0x00)) { + case 0x52494350: /* PCIR */ + case 0x53494752: /* RGIS */ + case 0x5344504e: /* NPDS */ + *hdr = nvbios_rd16(bios, data + 0x0a); + *ver = nvbios_rd08(bios, data + 0x0c); + break; + default: + nvkm_debug(&bios->subdev, + "%08x: PCIR signature (%08x) unknown\n", + data, nvbios_rd32(bios, data + 0x00)); + data = 0; + break; + } + } + return data; +} + +u32 +nvbios_pcirTp(struct nvkm_bios *bios, u32 base, u8 *ver, u16 *hdr, + struct nvbios_pcirT *info) +{ + u32 data = nvbios_pcirTe(bios, base, ver, hdr); + memset(info, 0x00, sizeof(*info)); + if (data) { + info->vendor_id = nvbios_rd16(bios, data + 0x04); + info->device_id = nvbios_rd16(bios, data + 0x06); + info->class_code[0] = nvbios_rd08(bios, data + 0x0d); + info->class_code[1] = nvbios_rd08(bios, data + 0x0e); + info->class_code[2] = nvbios_rd08(bios, data + 0x0f); + info->image_size = nvbios_rd16(bios, data + 0x10) * 512; + info->image_rev = nvbios_rd16(bios, data + 0x12); + info->image_type = nvbios_rd08(bios, data + 0x14); + info->last = nvbios_rd08(bios, data + 0x15) & 0x80; + } + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/perf.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/perf.c new file mode 100644 index 000000000..f039388f0 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/perf.c @@ -0,0 +1,216 @@ +/* + * Copyright 2012 Nouveau Community + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/perf.h> +#include <subdev/pci.h> + +u32 +nvbios_perf_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, + u8 *cnt, u8 *len, u8 *snr, u8 *ssz) +{ + struct bit_entry bit_P; + u32 perf = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version <= 2) { + perf = nvbios_rd32(bios, bit_P.offset + 0); + if (perf) { + *ver = nvbios_rd08(bios, perf + 0); + *hdr = nvbios_rd08(bios, perf + 1); + if (*ver >= 0x40 && *ver < 0x41) { + *cnt = nvbios_rd08(bios, perf + 5); + *len = nvbios_rd08(bios, perf + 2); + *snr = nvbios_rd08(bios, perf + 4); + *ssz = nvbios_rd08(bios, perf + 3); + return perf; + } else + if (*ver >= 0x20 && *ver < 0x40) { + *cnt = nvbios_rd08(bios, perf + 2); + *len = nvbios_rd08(bios, perf + 3); + *snr = nvbios_rd08(bios, perf + 4); + *ssz = nvbios_rd08(bios, perf + 5); + return perf; + } + } + } + } + + if (bios->bmp_offset) { + if (nvbios_rd08(bios, bios->bmp_offset + 6) >= 0x25) { + perf = nvbios_rd16(bios, bios->bmp_offset + 0x94); + if (perf) { + *hdr = nvbios_rd08(bios, perf + 0); + *ver = nvbios_rd08(bios, perf + 1); + *cnt = nvbios_rd08(bios, perf + 2); + *len = nvbios_rd08(bios, perf + 3); + *snr = 0; + *ssz = 0; + return perf; + } + } + } + + return 0; +} + +u32 +nvbios_perf_entry(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u8 snr, ssz; + u32 perf = nvbios_perf_table(bios, ver, hdr, cnt, len, &snr, &ssz); + if (perf && idx < *cnt) { + perf = perf + *hdr + (idx * (*len + (snr * ssz))); + *hdr = *len; + *cnt = snr; + *len = ssz; + return perf; + } + return 0; +} + +u32 +nvbios_perfEp(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_perfE *info) +{ + u32 perf = nvbios_perf_entry(bios, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + info->pstate = nvbios_rd08(bios, perf + 0x00); + switch (!!perf * *ver) { + case 0x12: + case 0x13: + case 0x14: + info->core = nvbios_rd32(bios, perf + 0x01) * 10; + info->memory = nvbios_rd32(bios, perf + 0x05) * 20; + info->fanspeed = nvbios_rd08(bios, perf + 0x37); + if (*hdr > 0x38) + info->voltage = nvbios_rd08(bios, perf + 0x38); + break; + case 0x21: + case 0x23: + case 0x24: + info->fanspeed = nvbios_rd08(bios, perf + 0x04); + info->voltage = nvbios_rd08(bios, perf + 0x05); + info->shader = nvbios_rd16(bios, perf + 0x06) * 1000; + info->core = info->shader + (signed char) + nvbios_rd08(bios, perf + 0x08) * 1000; + switch (bios->subdev.device->chipset) { + case 0x49: + case 0x4b: + info->memory = nvbios_rd16(bios, perf + 0x0b) * 1000; + break; + default: + info->memory = nvbios_rd16(bios, perf + 0x0b) * 2000; + break; + } + break; + case 0x25: + info->fanspeed = nvbios_rd08(bios, perf + 0x04); + info->voltage = nvbios_rd08(bios, perf + 0x05); + info->core = nvbios_rd16(bios, perf + 0x06) * 1000; + info->shader = nvbios_rd16(bios, perf + 0x0a) * 1000; + info->memory = nvbios_rd16(bios, perf + 0x0c) * 1000; + break; + case 0x30: + info->script = nvbios_rd16(bios, perf + 0x02); + fallthrough; + case 0x35: + info->fanspeed = nvbios_rd08(bios, perf + 0x06); + info->voltage = nvbios_rd08(bios, perf + 0x07); + info->core = nvbios_rd16(bios, perf + 0x08) * 1000; + info->shader = nvbios_rd16(bios, perf + 0x0a) * 1000; + info->memory = nvbios_rd16(bios, perf + 0x0c) * 1000; + info->vdec = nvbios_rd16(bios, perf + 0x10) * 1000; + info->disp = nvbios_rd16(bios, perf + 0x14) * 1000; + break; + case 0x40: + info->voltage = nvbios_rd08(bios, perf + 0x02); + switch (nvbios_rd08(bios, perf + 0xb) & 0x3) { + case 0: + info->pcie_speed = NVKM_PCIE_SPEED_5_0; + break; + case 3: + case 1: + info->pcie_speed = NVKM_PCIE_SPEED_2_5; + break; + case 2: + info->pcie_speed = NVKM_PCIE_SPEED_8_0; + break; + default: + break; + } + info->pcie_width = 0xff; + break; + default: + return 0; + } + return perf; +} + +u32 +nvbios_perfSe(struct nvkm_bios *bios, u32 perfE, int idx, + u8 *ver, u8 *hdr, u8 cnt, u8 len) +{ + u32 data = 0x00000000; + if (idx < cnt) { + data = perfE + *hdr + (idx * len); + *hdr = len; + } + return data; +} + +u32 +nvbios_perfSp(struct nvkm_bios *bios, u32 perfE, int idx, + u8 *ver, u8 *hdr, u8 cnt, u8 len, + struct nvbios_perfS *info) +{ + u32 data = nvbios_perfSe(bios, perfE, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x40: + info->v40.freq = (nvbios_rd16(bios, data + 0x00) & 0x3fff) * 1000; + break; + default: + break; + } + return data; +} + +int +nvbios_perf_fan_parse(struct nvkm_bios *bios, + struct nvbios_perf_fan *fan) +{ + u8 ver, hdr, cnt, len, snr, ssz; + u32 perf = nvbios_perf_table(bios, &ver, &hdr, &cnt, &len, &snr, &ssz); + if (!perf) + return -ENODEV; + + if (ver >= 0x20 && ver < 0x40 && hdr > 6) + fan->pwm_divisor = nvbios_rd16(bios, perf + 6); + else + fan->pwm_divisor = 0; + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c new file mode 100644 index 000000000..2ec84b8a3 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c @@ -0,0 +1,440 @@ +/* + * Copyright 2005-2006 Erik Waling + * Copyright 2006 Stephane Marchesin + * Copyright 2007-2009 Stuart Bennett + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF + * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/bmp.h> +#include <subdev/bios/pll.h> +#include <subdev/vga.h> + + +struct pll_mapping { + u8 type; + u32 reg; +}; + +static struct pll_mapping +nv04_pll_mapping[] = { + { PLL_CORE , 0x680500 }, + { PLL_MEMORY, 0x680504 }, + { PLL_VPLL0 , 0x680508 }, + { PLL_VPLL1 , 0x680520 }, + {} +}; + +static struct pll_mapping +nv40_pll_mapping[] = { + { PLL_CORE , 0x004000 }, + { PLL_MEMORY, 0x004020 }, + { PLL_VPLL0 , 0x680508 }, + { PLL_VPLL1 , 0x680520 }, + {} +}; + +static struct pll_mapping +nv50_pll_mapping[] = { + { PLL_CORE , 0x004028 }, + { PLL_SHADER, 0x004020 }, + { PLL_UNK03 , 0x004000 }, + { PLL_MEMORY, 0x004008 }, + { PLL_UNK40 , 0x00e810 }, + { PLL_UNK41 , 0x00e818 }, + { PLL_UNK42 , 0x00e824 }, + { PLL_VPLL0 , 0x614100 }, + { PLL_VPLL1 , 0x614900 }, + {} +}; + +static struct pll_mapping +g84_pll_mapping[] = { + { PLL_CORE , 0x004028 }, + { PLL_SHADER, 0x004020 }, + { PLL_MEMORY, 0x004008 }, + { PLL_VDEC , 0x004030 }, + { PLL_UNK41 , 0x00e818 }, + { PLL_VPLL0 , 0x614100 }, + { PLL_VPLL1 , 0x614900 }, + {} +}; + +static u32 +pll_limits_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct bit_entry bit_C; + u32 data = 0x0000; + + if (!bit_entry(bios, 'C', &bit_C)) { + if (bit_C.version == 1 && bit_C.length >= 10) + data = nvbios_rd16(bios, bit_C.offset + 8); + if (bit_C.version == 2 && bit_C.length >= 4) + data = nvbios_rd32(bios, bit_C.offset + 0); + if (data) { + *ver = nvbios_rd08(bios, data + 0); + *hdr = nvbios_rd08(bios, data + 1); + *len = nvbios_rd08(bios, data + 2); + *cnt = nvbios_rd08(bios, data + 3); + return data; + } + } + + if (bmp_version(bios) >= 0x0524) { + data = nvbios_rd16(bios, bios->bmp_offset + 142); + if (data) { + *ver = nvbios_rd08(bios, data + 0); + *hdr = 1; + *cnt = 1; + *len = 0x18; + return data; + } + } + + *ver = 0x00; + return data; +} + +static struct pll_mapping * +pll_map(struct nvkm_bios *bios) +{ + struct nvkm_device *device = bios->subdev.device; + switch (device->card_type) { + case NV_04: + case NV_10: + case NV_11: + case NV_20: + case NV_30: + return nv04_pll_mapping; + case NV_40: + return nv40_pll_mapping; + case NV_50: + if (device->chipset == 0x50) + return nv50_pll_mapping; + else + if (device->chipset < 0xa3 || + device->chipset == 0xaa || + device->chipset == 0xac) + return g84_pll_mapping; + fallthrough; + default: + return NULL; + } +} + +static u32 +pll_map_reg(struct nvkm_bios *bios, u32 reg, u32 *type, u8 *ver, u8 *len) +{ + struct pll_mapping *map; + u8 hdr, cnt; + u32 data; + + data = pll_limits_table(bios, ver, &hdr, &cnt, len); + if (data && *ver >= 0x30) { + data += hdr; + while (cnt--) { + if (nvbios_rd32(bios, data + 3) == reg) { + *type = nvbios_rd08(bios, data + 0); + return data; + } + data += *len; + } + return 0x0000; + } + + map = pll_map(bios); + while (map && map->reg) { + if (map->reg == reg && *ver >= 0x20) { + u32 addr = (data += hdr); + *type = map->type; + while (cnt--) { + if (nvbios_rd32(bios, data) == map->reg) + return data; + data += *len; + } + return addr; + } else + if (map->reg == reg) { + *type = map->type; + return data + 1; + } + map++; + } + + return 0x0000; +} + +static u32 +pll_map_type(struct nvkm_bios *bios, u8 type, u32 *reg, u8 *ver, u8 *len) +{ + struct pll_mapping *map; + u8 hdr, cnt; + u32 data; + + data = pll_limits_table(bios, ver, &hdr, &cnt, len); + if (data && *ver >= 0x30) { + data += hdr; + while (cnt--) { + if (nvbios_rd08(bios, data + 0) == type) { + if (*ver < 0x50) + *reg = nvbios_rd32(bios, data + 3); + else + *reg = 0; + return data; + } + data += *len; + } + return 0x0000; + } + + map = pll_map(bios); + while (map && map->reg) { + if (map->type == type && *ver >= 0x20) { + u32 addr = (data += hdr); + *reg = map->reg; + while (cnt--) { + if (nvbios_rd32(bios, data) == map->reg) + return data; + data += *len; + } + return addr; + } else + if (map->type == type) { + *reg = map->reg; + return data + 1; + } + map++; + } + + return 0x0000; +} + +int +nvbios_pll_parse(struct nvkm_bios *bios, u32 type, struct nvbios_pll *info) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct nvkm_device *device = subdev->device; + u8 ver, len; + u32 reg = type; + u32 data; + + if (type > PLL_MAX) { + reg = type; + data = pll_map_reg(bios, reg, &type, &ver, &len); + } else { + data = pll_map_type(bios, type, ®, &ver, &len); + } + + if (ver && !data) + return -ENOENT; + + memset(info, 0, sizeof(*info)); + info->type = type; + info->reg = reg; + + switch (ver) { + case 0x00: + break; + case 0x10: + case 0x11: + info->vco1.min_freq = nvbios_rd32(bios, data + 0); + info->vco1.max_freq = nvbios_rd32(bios, data + 4); + info->vco2.min_freq = nvbios_rd32(bios, data + 8); + info->vco2.max_freq = nvbios_rd32(bios, data + 12); + info->vco1.min_inputfreq = nvbios_rd32(bios, data + 16); + info->vco2.min_inputfreq = nvbios_rd32(bios, data + 20); + info->vco1.max_inputfreq = INT_MAX; + info->vco2.max_inputfreq = INT_MAX; + + info->max_p = 0x7; + info->max_p_usable = 0x6; + + /* these values taken from nv30/31/36 */ + switch (bios->version.chip) { + case 0x36: + info->vco1.min_n = 0x5; + break; + default: + info->vco1.min_n = 0x1; + break; + } + info->vco1.max_n = 0xff; + info->vco1.min_m = 0x1; + info->vco1.max_m = 0xd; + + /* + * On nv30, 31, 36 (i.e. all cards with two stage PLLs with this + * table version (apart from nv35)), N2 is compared to + * maxN2 (0x46) and 10 * maxM2 (0x4), so set maxN2 to 0x28 and + * save a comparison + */ + info->vco2.min_n = 0x4; + switch (bios->version.chip) { + case 0x30: + case 0x35: + info->vco2.max_n = 0x1f; + break; + default: + info->vco2.max_n = 0x28; + break; + } + info->vco2.min_m = 0x1; + info->vco2.max_m = 0x4; + break; + case 0x20: + case 0x21: + info->vco1.min_freq = nvbios_rd16(bios, data + 4) * 1000; + info->vco1.max_freq = nvbios_rd16(bios, data + 6) * 1000; + info->vco2.min_freq = nvbios_rd16(bios, data + 8) * 1000; + info->vco2.max_freq = nvbios_rd16(bios, data + 10) * 1000; + info->vco1.min_inputfreq = nvbios_rd16(bios, data + 12) * 1000; + info->vco2.min_inputfreq = nvbios_rd16(bios, data + 14) * 1000; + info->vco1.max_inputfreq = nvbios_rd16(bios, data + 16) * 1000; + info->vco2.max_inputfreq = nvbios_rd16(bios, data + 18) * 1000; + info->vco1.min_n = nvbios_rd08(bios, data + 20); + info->vco1.max_n = nvbios_rd08(bios, data + 21); + info->vco1.min_m = nvbios_rd08(bios, data + 22); + info->vco1.max_m = nvbios_rd08(bios, data + 23); + info->vco2.min_n = nvbios_rd08(bios, data + 24); + info->vco2.max_n = nvbios_rd08(bios, data + 25); + info->vco2.min_m = nvbios_rd08(bios, data + 26); + info->vco2.max_m = nvbios_rd08(bios, data + 27); + + info->max_p = nvbios_rd08(bios, data + 29); + info->max_p_usable = info->max_p; + if (bios->version.chip < 0x60) + info->max_p_usable = 0x6; + info->bias_p = nvbios_rd08(bios, data + 30); + + if (len > 0x22) + info->refclk = nvbios_rd32(bios, data + 31); + break; + case 0x30: + data = nvbios_rd16(bios, data + 1); + + info->vco1.min_freq = nvbios_rd16(bios, data + 0) * 1000; + info->vco1.max_freq = nvbios_rd16(bios, data + 2) * 1000; + info->vco2.min_freq = nvbios_rd16(bios, data + 4) * 1000; + info->vco2.max_freq = nvbios_rd16(bios, data + 6) * 1000; + info->vco1.min_inputfreq = nvbios_rd16(bios, data + 8) * 1000; + info->vco2.min_inputfreq = nvbios_rd16(bios, data + 10) * 1000; + info->vco1.max_inputfreq = nvbios_rd16(bios, data + 12) * 1000; + info->vco2.max_inputfreq = nvbios_rd16(bios, data + 14) * 1000; + info->vco1.min_n = nvbios_rd08(bios, data + 16); + info->vco1.max_n = nvbios_rd08(bios, data + 17); + info->vco1.min_m = nvbios_rd08(bios, data + 18); + info->vco1.max_m = nvbios_rd08(bios, data + 19); + info->vco2.min_n = nvbios_rd08(bios, data + 20); + info->vco2.max_n = nvbios_rd08(bios, data + 21); + info->vco2.min_m = nvbios_rd08(bios, data + 22); + info->vco2.max_m = nvbios_rd08(bios, data + 23); + info->max_p_usable = info->max_p = nvbios_rd08(bios, data + 25); + info->bias_p = nvbios_rd08(bios, data + 27); + info->refclk = nvbios_rd32(bios, data + 28); + break; + case 0x40: + info->refclk = nvbios_rd16(bios, data + 9) * 1000; + data = nvbios_rd16(bios, data + 1); + + info->vco1.min_freq = nvbios_rd16(bios, data + 0) * 1000; + info->vco1.max_freq = nvbios_rd16(bios, data + 2) * 1000; + info->vco1.min_inputfreq = nvbios_rd16(bios, data + 4) * 1000; + info->vco1.max_inputfreq = nvbios_rd16(bios, data + 6) * 1000; + info->vco1.min_m = nvbios_rd08(bios, data + 8); + info->vco1.max_m = nvbios_rd08(bios, data + 9); + info->vco1.min_n = nvbios_rd08(bios, data + 10); + info->vco1.max_n = nvbios_rd08(bios, data + 11); + info->min_p = nvbios_rd08(bios, data + 12); + info->max_p = nvbios_rd08(bios, data + 13); + break; + case 0x50: + info->refclk = nvbios_rd16(bios, data + 1) * 1000; + /* info->refclk_alt = nvbios_rd16(bios, data + 3) * 1000; */ + info->vco1.min_freq = nvbios_rd16(bios, data + 5) * 1000; + info->vco1.max_freq = nvbios_rd16(bios, data + 7) * 1000; + info->vco1.min_inputfreq = nvbios_rd16(bios, data + 9) * 1000; + info->vco1.max_inputfreq = nvbios_rd16(bios, data + 11) * 1000; + info->vco1.min_m = nvbios_rd08(bios, data + 13); + info->vco1.max_m = nvbios_rd08(bios, data + 14); + info->vco1.min_n = nvbios_rd08(bios, data + 15); + info->vco1.max_n = nvbios_rd08(bios, data + 16); + info->min_p = nvbios_rd08(bios, data + 17); + info->max_p = nvbios_rd08(bios, data + 18); + break; + default: + nvkm_error(subdev, "unknown pll limits version 0x%02x\n", ver); + return -EINVAL; + } + + if (!info->refclk) { + info->refclk = device->crystal; + if (bios->version.chip == 0x51) { + u32 sel_clk = nvkm_rd32(device, 0x680524); + if ((info->reg == 0x680508 && sel_clk & 0x20) || + (info->reg == 0x680520 && sel_clk & 0x80)) { + if (nvkm_rdvgac(device, 0, 0x27) < 0xa3) + info->refclk = 200000; + else + info->refclk = 25000; + } + } + } + + /* + * By now any valid limit table ought to have set a max frequency for + * vco1, so if it's zero it's either a pre limit table bios, or one + * with an empty limit table (seen on nv18) + */ + if (!info->vco1.max_freq) { + info->vco1.max_freq = nvbios_rd32(bios, bios->bmp_offset + 67); + info->vco1.min_freq = nvbios_rd32(bios, bios->bmp_offset + 71); + if (bmp_version(bios) < 0x0506) { + info->vco1.max_freq = 256000; + info->vco1.min_freq = 128000; + } + + info->vco1.min_inputfreq = 0; + info->vco1.max_inputfreq = INT_MAX; + info->vco1.min_n = 0x1; + info->vco1.max_n = 0xff; + info->vco1.min_m = 0x1; + + if (device->crystal == 13500) { + /* nv05 does this, nv11 doesn't, nv10 unknown */ + if (bios->version.chip < 0x11) + info->vco1.min_m = 0x7; + info->vco1.max_m = 0xd; + } else { + if (bios->version.chip < 0x11) + info->vco1.min_m = 0x8; + info->vco1.max_m = 0xe; + } + + if (bios->version.chip < 0x17 || + bios->version.chip == 0x1a || + bios->version.chip == 0x20) + info->max_p = 4; + else + info->max_p = 5; + info->max_p_usable = info->max_p; + } + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pmu.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pmu.c new file mode 100644 index 000000000..49e2664a7 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pmu.c @@ -0,0 +1,102 @@ +/* + * Copyright 2014 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/image.h> +#include <subdev/bios/pmu.h> + +u32 +nvbios_pmuTe(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct bit_entry bit_p; + u32 data = 0; + + if (!bit_entry(bios, 'p', &bit_p)) { + if (bit_p.version == 2 && bit_p.length >= 4) + data = nvbios_rd32(bios, bit_p.offset + 0x00); + if (data) { + *ver = nvbios_rd08(bios, data + 0x00); /* maybe? */ + *hdr = nvbios_rd08(bios, data + 0x01); + *len = nvbios_rd08(bios, data + 0x02); + *cnt = nvbios_rd08(bios, data + 0x03); + } + } + + return data; +} + +u32 +nvbios_pmuEe(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr) +{ + u8 cnt, len; + u32 data = nvbios_pmuTe(bios, ver, hdr, &cnt, &len); + if (data && idx < cnt) { + data = data + *hdr + (idx * len); + *hdr = len; + return data; + } + return 0; +} + +u32 +nvbios_pmuEp(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, + struct nvbios_pmuE *info) +{ + u32 data = nvbios_pmuEe(bios, idx, ver, hdr); + if (data) { + info->type = nvbios_rd08(bios, data + 0x00); + info->data = nvbios_rd32(bios, data + 0x02); + } + return data; +} + +bool +nvbios_pmuRm(struct nvkm_bios *bios, u8 type, struct nvbios_pmuR *info) +{ + struct nvbios_pmuE pmuE; + u8 ver, hdr, idx = 0; + u32 data; + memset(info, 0x00, sizeof(*info)); + while ((data = nvbios_pmuEp(bios, idx++, &ver, &hdr, &pmuE))) { + if (pmuE.type == type && (data = pmuE.data)) { + info->init_addr_pmu = nvbios_rd32(bios, data + 0x08); + info->args_addr_pmu = nvbios_rd32(bios, data + 0x0c); + info->boot_addr = data + 0x30; + info->boot_addr_pmu = nvbios_rd32(bios, data + 0x10) + + nvbios_rd32(bios, data + 0x18); + info->boot_size = nvbios_rd32(bios, data + 0x1c) - + nvbios_rd32(bios, data + 0x18); + info->code_addr = info->boot_addr + info->boot_size; + info->code_addr_pmu = info->boot_addr_pmu + + info->boot_size; + info->code_size = nvbios_rd32(bios, data + 0x20); + info->data_addr = data + 0x30 + + nvbios_rd32(bios, data + 0x24); + info->data_addr_pmu = nvbios_rd32(bios, data + 0x28); + info->data_size = nvbios_rd32(bios, data + 0x2c); + return true; + } + } + return false; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/power_budget.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/power_budget.c new file mode 100644 index 000000000..03d2f970a --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/power_budget.c @@ -0,0 +1,126 @@ +/* + * Copyright 2016 Karol Herbst + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Karol Herbst + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/power_budget.h> + +static u32 +nvbios_power_budget_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, + u8 *len) +{ + struct bit_entry bit_P; + u32 power_budget; + + if (bit_entry(bios, 'P', &bit_P) || bit_P.version != 2 || + bit_P.length < 0x30) + return 0; + + power_budget = nvbios_rd32(bios, bit_P.offset + 0x2c); + if (!power_budget) + return 0; + + *ver = nvbios_rd08(bios, power_budget); + switch (*ver) { + case 0x20: + case 0x30: + *hdr = nvbios_rd08(bios, power_budget + 0x1); + *len = nvbios_rd08(bios, power_budget + 0x2); + *cnt = nvbios_rd08(bios, power_budget + 0x3); + return power_budget; + default: + break; + } + + return 0; +} + +int +nvbios_power_budget_header(struct nvkm_bios *bios, + struct nvbios_power_budget *budget) +{ + struct nvkm_subdev *subdev = &bios->subdev; + u8 ver, hdr, cnt, len, cap_entry; + u32 header; + + if (!bios || !budget) + return -EINVAL; + + header = nvbios_power_budget_table(bios, &ver, &hdr, &cnt, &len); + if (!header || !cnt) + return -ENODEV; + + switch (ver) { + case 0x20: + cap_entry = nvbios_rd08(bios, header + 0x9); + break; + case 0x30: + cap_entry = nvbios_rd08(bios, header + 0xa); + break; + default: + cap_entry = 0xff; + } + + if (cap_entry >= cnt && cap_entry != 0xff) { + nvkm_warn(subdev, + "invalid cap_entry in power budget table found\n"); + budget->cap_entry = 0xff; + return -EINVAL; + } + + budget->offset = header; + budget->ver = ver; + budget->hlen = hdr; + budget->elen = len; + budget->ecount = cnt; + + budget->cap_entry = cap_entry; + + return 0; +} + +int +nvbios_power_budget_entry(struct nvkm_bios *bios, + struct nvbios_power_budget *budget, + u8 idx, struct nvbios_power_budget_entry *entry) +{ + u32 entry_offset; + + if (!bios || !budget || !budget->offset || idx >= budget->ecount + || !entry) + return -EINVAL; + + entry_offset = budget->offset + budget->hlen + idx * budget->elen; + + if (budget->ver >= 0x20) { + entry->min_w = nvbios_rd32(bios, entry_offset + 0x2); + entry->avg_w = nvbios_rd32(bios, entry_offset + 0x6); + entry->max_w = nvbios_rd32(bios, entry_offset + 0xa); + } else { + entry->min_w = 0; + entry->max_w = nvbios_rd32(bios, entry_offset + 0x2); + entry->avg_w = entry->max_w; + } + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h new file mode 100644 index 000000000..cfa8a0c35 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/priv.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: MIT */ +#ifndef __NVKM_BIOS_PRIV_H__ +#define __NVKM_BIOS_PRIV_H__ +#define nvkm_bios(p) container_of((p), struct nvkm_bios, subdev) +#include <subdev/bios.h> + +struct nvbios_source { + const char *name; + void *(*init)(struct nvkm_bios *, const char *); + void (*fini)(void *); + u32 (*read)(void *, u32 offset, u32 length, struct nvkm_bios *); + u32 (*size)(void *); + bool rw; + bool ignore_checksum; + bool no_pcir; + bool require_checksum; +}; + +int nvbios_extend(struct nvkm_bios *, u32 length); +int nvbios_shadow(struct nvkm_bios *); + +extern const struct nvbios_source nvbios_prom; +extern const struct nvbios_source nvbios_ramin; +extern const struct nvbios_source nvbios_acpi_fast; +extern const struct nvbios_source nvbios_acpi_slow; +extern const struct nvbios_source nvbios_pcirom; +extern const struct nvbios_source nvbios_platform; +extern const struct nvbios_source nvbios_of; +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/ramcfg.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/ramcfg.c new file mode 100644 index 000000000..d5222af10 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/ramcfg.c @@ -0,0 +1,78 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/ramcfg.h> +#include <subdev/bios/M0203.h> + +static u8 +nvbios_ramcfg_strap(struct nvkm_subdev *subdev) +{ + return (nvkm_rd32(subdev->device, 0x101000) & 0x0000003c) >> 2; +} + +u8 +nvbios_ramcfg_count(struct nvkm_bios *bios) +{ + struct bit_entry bit_M; + + if (!bit_entry(bios, 'M', &bit_M)) { + if (bit_M.version == 1 && bit_M.length >= 5) + return nvbios_rd08(bios, bit_M.offset + 2); + if (bit_M.version == 2 && bit_M.length >= 3) + return nvbios_rd08(bios, bit_M.offset + 0); + } + + return 0x00; +} + +u8 +nvbios_ramcfg_index(struct nvkm_subdev *subdev) +{ + struct nvkm_bios *bios = subdev->device->bios; + u8 strap = nvbios_ramcfg_strap(subdev); + u32 xlat = 0x00000000; + struct bit_entry bit_M; + struct nvbios_M0203E M0203E; + u8 ver, hdr; + + if (!bit_entry(bios, 'M', &bit_M)) { + if (bit_M.version == 1 && bit_M.length >= 5) + xlat = nvbios_rd16(bios, bit_M.offset + 3); + if (bit_M.version == 2 && bit_M.length >= 3) { + /*XXX: is M ever shorter than this? + * if not - what is xlat used for now? + * also - sigh.. + */ + if (bit_M.length >= 7 && + nvbios_M0203Em(bios, strap, &ver, &hdr, &M0203E)) + return M0203E.group; + xlat = nvbios_rd16(bios, bit_M.offset + 1); + } + } + + if (xlat) + strap = nvbios_rd08(bios, xlat + strap); + return strap; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c new file mode 100644 index 000000000..b57c370c7 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c @@ -0,0 +1,258 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/rammap.h> + +u32 +nvbios_rammapTe(struct nvkm_bios *bios, u8 *ver, u8 *hdr, + u8 *cnt, u8 *len, u8 *snr, u8 *ssz) +{ + struct bit_entry bit_P; + u32 rammap = 0x0000; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 2) + rammap = nvbios_rd32(bios, bit_P.offset + 4); + + if (rammap) { + *ver = nvbios_rd08(bios, rammap + 0); + switch (*ver) { + case 0x10: + case 0x11: + *hdr = nvbios_rd08(bios, rammap + 1); + *cnt = nvbios_rd08(bios, rammap + 5); + *len = nvbios_rd08(bios, rammap + 2); + *snr = nvbios_rd08(bios, rammap + 4); + *ssz = nvbios_rd08(bios, rammap + 3); + return rammap; + default: + break; + } + } + } + + return 0x0000; +} + +u32 +nvbios_rammapEe(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u8 snr, ssz; + u32 rammap = nvbios_rammapTe(bios, ver, hdr, cnt, len, &snr, &ssz); + if (rammap && idx < *cnt) { + rammap = rammap + *hdr + (idx * (*len + (snr * ssz))); + *hdr = *len; + *cnt = snr; + *len = ssz; + return rammap; + } + return 0x0000; +} + +/* Pretend a performance mode is also a rammap entry, helps coalesce entries + * later on */ +u32 +nvbios_rammapEp_from_perf(struct nvkm_bios *bios, u32 data, u8 size, + struct nvbios_ramcfg *p) +{ + memset(p, 0x00, sizeof(*p)); + + p->rammap_00_16_20 = (nvbios_rd08(bios, data + 0x16) & 0x20) >> 5; + p->rammap_00_16_40 = (nvbios_rd08(bios, data + 0x16) & 0x40) >> 6; + p->rammap_00_17_02 = (nvbios_rd08(bios, data + 0x17) & 0x02) >> 1; + + return data; +} + +u32 +nvbios_rammapEp(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ramcfg *p) +{ + u32 data = nvbios_rammapEe(bios, idx, ver, hdr, cnt, len), temp; + memset(p, 0x00, sizeof(*p)); + p->rammap_ver = *ver; + p->rammap_hdr = *hdr; + switch (!!data * *ver) { + case 0x10: + p->rammap_min = nvbios_rd16(bios, data + 0x00); + p->rammap_max = nvbios_rd16(bios, data + 0x02); + p->rammap_10_04_02 = (nvbios_rd08(bios, data + 0x04) & 0x02) >> 1; + p->rammap_10_04_08 = (nvbios_rd08(bios, data + 0x04) & 0x08) >> 3; + break; + case 0x11: + p->rammap_min = nvbios_rd16(bios, data + 0x00); + p->rammap_max = nvbios_rd16(bios, data + 0x02); + p->rammap_11_08_01 = (nvbios_rd08(bios, data + 0x08) & 0x01) >> 0; + p->rammap_11_08_0c = (nvbios_rd08(bios, data + 0x08) & 0x0c) >> 2; + p->rammap_11_08_10 = (nvbios_rd08(bios, data + 0x08) & 0x10) >> 4; + temp = nvbios_rd32(bios, data + 0x09); + p->rammap_11_09_01ff = (temp & 0x000001ff) >> 0; + p->rammap_11_0a_03fe = (temp & 0x0003fe00) >> 9; + p->rammap_11_0a_0400 = (temp & 0x00040000) >> 18; + p->rammap_11_0a_0800 = (temp & 0x00080000) >> 19; + p->rammap_11_0b_01f0 = (temp & 0x01f00000) >> 20; + p->rammap_11_0b_0200 = (temp & 0x02000000) >> 25; + p->rammap_11_0b_0400 = (temp & 0x04000000) >> 26; + p->rammap_11_0b_0800 = (temp & 0x08000000) >> 27; + p->rammap_11_0d = nvbios_rd08(bios, data + 0x0d); + p->rammap_11_0e = nvbios_rd08(bios, data + 0x0e); + p->rammap_11_0f = nvbios_rd08(bios, data + 0x0f); + p->rammap_11_11_0c = (nvbios_rd08(bios, data + 0x11) & 0x0c) >> 2; + break; + default: + data = 0; + break; + } + return data; +} + +u32 +nvbios_rammapEm(struct nvkm_bios *bios, u16 mhz, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ramcfg *info) +{ + int idx = 0; + u32 data; + while ((data = nvbios_rammapEp(bios, idx++, ver, hdr, cnt, len, info))) { + if (mhz >= info->rammap_min && mhz <= info->rammap_max) + break; + } + return data; +} + +u32 +nvbios_rammapSe(struct nvkm_bios *bios, u32 data, + u8 ever, u8 ehdr, u8 ecnt, u8 elen, int idx, u8 *ver, u8 *hdr) +{ + if (idx < ecnt) { + data = data + ehdr + (idx * elen); + *ver = ever; + *hdr = elen; + return data; + } + return 0; +} + +u32 +nvbios_rammapSp_from_perf(struct nvkm_bios *bios, u32 data, u8 size, int idx, + struct nvbios_ramcfg *p) +{ + data += (idx * size); + + if (size < 11) + return 0x00000000; + + p->ramcfg_ver = 0; + p->ramcfg_timing = nvbios_rd08(bios, data + 0x01); + p->ramcfg_00_03_01 = (nvbios_rd08(bios, data + 0x03) & 0x01) >> 0; + p->ramcfg_00_03_02 = (nvbios_rd08(bios, data + 0x03) & 0x02) >> 1; + p->ramcfg_DLLoff = (nvbios_rd08(bios, data + 0x03) & 0x04) >> 2; + p->ramcfg_00_03_08 = (nvbios_rd08(bios, data + 0x03) & 0x08) >> 3; + p->ramcfg_RON = (nvbios_rd08(bios, data + 0x03) & 0x10) >> 3; + p->ramcfg_FBVDDQ = (nvbios_rd08(bios, data + 0x03) & 0x80) >> 7; + p->ramcfg_00_04_02 = (nvbios_rd08(bios, data + 0x04) & 0x02) >> 1; + p->ramcfg_00_04_04 = (nvbios_rd08(bios, data + 0x04) & 0x04) >> 2; + p->ramcfg_00_04_20 = (nvbios_rd08(bios, data + 0x04) & 0x20) >> 5; + p->ramcfg_00_05 = (nvbios_rd08(bios, data + 0x05) & 0xff) >> 0; + p->ramcfg_00_06 = (nvbios_rd08(bios, data + 0x06) & 0xff) >> 0; + p->ramcfg_00_07 = (nvbios_rd08(bios, data + 0x07) & 0xff) >> 0; + p->ramcfg_00_08 = (nvbios_rd08(bios, data + 0x08) & 0xff) >> 0; + p->ramcfg_00_09 = (nvbios_rd08(bios, data + 0x09) & 0xff) >> 0; + p->ramcfg_00_0a_0f = (nvbios_rd08(bios, data + 0x0a) & 0x0f) >> 0; + p->ramcfg_00_0a_f0 = (nvbios_rd08(bios, data + 0x0a) & 0xf0) >> 4; + + return data; +} + +u32 +nvbios_rammapSp(struct nvkm_bios *bios, u32 data, + u8 ever, u8 ehdr, u8 ecnt, u8 elen, int idx, + u8 *ver, u8 *hdr, struct nvbios_ramcfg *p) +{ + data = nvbios_rammapSe(bios, data, ever, ehdr, ecnt, elen, idx, ver, hdr); + p->ramcfg_ver = *ver; + p->ramcfg_hdr = *hdr; + switch (!!data * *ver) { + case 0x10: + p->ramcfg_timing = nvbios_rd08(bios, data + 0x01); + p->ramcfg_10_02_01 = (nvbios_rd08(bios, data + 0x02) & 0x01) >> 0; + p->ramcfg_10_02_02 = (nvbios_rd08(bios, data + 0x02) & 0x02) >> 1; + p->ramcfg_10_02_04 = (nvbios_rd08(bios, data + 0x02) & 0x04) >> 2; + p->ramcfg_10_02_08 = (nvbios_rd08(bios, data + 0x02) & 0x08) >> 3; + p->ramcfg_10_02_10 = (nvbios_rd08(bios, data + 0x02) & 0x10) >> 4; + p->ramcfg_10_02_20 = (nvbios_rd08(bios, data + 0x02) & 0x20) >> 5; + p->ramcfg_DLLoff = (nvbios_rd08(bios, data + 0x02) & 0x40) >> 6; + p->ramcfg_10_03_0f = (nvbios_rd08(bios, data + 0x03) & 0x0f) >> 0; + p->ramcfg_10_04_01 = (nvbios_rd08(bios, data + 0x04) & 0x01) >> 0; + p->ramcfg_FBVDDQ = (nvbios_rd08(bios, data + 0x04) & 0x08) >> 3; + p->ramcfg_10_05 = (nvbios_rd08(bios, data + 0x05) & 0xff) >> 0; + p->ramcfg_10_06 = (nvbios_rd08(bios, data + 0x06) & 0xff) >> 0; + p->ramcfg_10_07 = (nvbios_rd08(bios, data + 0x07) & 0xff) >> 0; + p->ramcfg_10_08 = (nvbios_rd08(bios, data + 0x08) & 0xff) >> 0; + p->ramcfg_10_09_0f = (nvbios_rd08(bios, data + 0x09) & 0x0f) >> 0; + p->ramcfg_10_09_f0 = (nvbios_rd08(bios, data + 0x09) & 0xf0) >> 4; + break; + case 0x11: + p->ramcfg_timing = nvbios_rd08(bios, data + 0x00); + p->ramcfg_11_01_01 = (nvbios_rd08(bios, data + 0x01) & 0x01) >> 0; + p->ramcfg_11_01_02 = (nvbios_rd08(bios, data + 0x01) & 0x02) >> 1; + p->ramcfg_11_01_04 = (nvbios_rd08(bios, data + 0x01) & 0x04) >> 2; + p->ramcfg_11_01_08 = (nvbios_rd08(bios, data + 0x01) & 0x08) >> 3; + p->ramcfg_11_01_10 = (nvbios_rd08(bios, data + 0x01) & 0x10) >> 4; + p->ramcfg_DLLoff = (nvbios_rd08(bios, data + 0x01) & 0x20) >> 5; + p->ramcfg_11_01_40 = (nvbios_rd08(bios, data + 0x01) & 0x40) >> 6; + p->ramcfg_11_01_80 = (nvbios_rd08(bios, data + 0x01) & 0x80) >> 7; + p->ramcfg_11_02_03 = (nvbios_rd08(bios, data + 0x02) & 0x03) >> 0; + p->ramcfg_11_02_04 = (nvbios_rd08(bios, data + 0x02) & 0x04) >> 2; + p->ramcfg_11_02_08 = (nvbios_rd08(bios, data + 0x02) & 0x08) >> 3; + p->ramcfg_11_02_10 = (nvbios_rd08(bios, data + 0x02) & 0x10) >> 4; + p->ramcfg_11_02_40 = (nvbios_rd08(bios, data + 0x02) & 0x40) >> 6; + p->ramcfg_11_02_80 = (nvbios_rd08(bios, data + 0x02) & 0x80) >> 7; + p->ramcfg_11_03_0f = (nvbios_rd08(bios, data + 0x03) & 0x0f) >> 0; + p->ramcfg_11_03_30 = (nvbios_rd08(bios, data + 0x03) & 0x30) >> 4; + p->ramcfg_11_03_c0 = (nvbios_rd08(bios, data + 0x03) & 0xc0) >> 6; + p->ramcfg_11_03_f0 = (nvbios_rd08(bios, data + 0x03) & 0xf0) >> 4; + p->ramcfg_11_04 = (nvbios_rd08(bios, data + 0x04) & 0xff) >> 0; + p->ramcfg_11_06 = (nvbios_rd08(bios, data + 0x06) & 0xff) >> 0; + p->ramcfg_11_07_02 = (nvbios_rd08(bios, data + 0x07) & 0x02) >> 1; + p->ramcfg_11_07_04 = (nvbios_rd08(bios, data + 0x07) & 0x04) >> 2; + p->ramcfg_11_07_08 = (nvbios_rd08(bios, data + 0x07) & 0x08) >> 3; + p->ramcfg_11_07_10 = (nvbios_rd08(bios, data + 0x07) & 0x10) >> 4; + p->ramcfg_11_07_40 = (nvbios_rd08(bios, data + 0x07) & 0x40) >> 6; + p->ramcfg_11_07_80 = (nvbios_rd08(bios, data + 0x07) & 0x80) >> 7; + p->ramcfg_11_08_01 = (nvbios_rd08(bios, data + 0x08) & 0x01) >> 0; + p->ramcfg_11_08_02 = (nvbios_rd08(bios, data + 0x08) & 0x02) >> 1; + p->ramcfg_11_08_04 = (nvbios_rd08(bios, data + 0x08) & 0x04) >> 2; + p->ramcfg_11_08_08 = (nvbios_rd08(bios, data + 0x08) & 0x08) >> 3; + p->ramcfg_11_08_10 = (nvbios_rd08(bios, data + 0x08) & 0x10) >> 4; + p->ramcfg_11_08_20 = (nvbios_rd08(bios, data + 0x08) & 0x20) >> 5; + p->ramcfg_11_09 = (nvbios_rd08(bios, data + 0x09) & 0xff) >> 0; + break; + default: + data = 0; + break; + } + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c new file mode 100644 index 000000000..19188683c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadow.c @@ -0,0 +1,242 @@ +/* + * Copyright 2014 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs <bskeggs@redhat.com> + */ +#include "priv.h" + +#include <core/option.h> +#include <subdev/bios.h> +#include <subdev/bios/image.h> + +struct shadow { + u32 skip; + const struct nvbios_source *func; + void *data; + u32 size; + int score; +}; + +static bool +shadow_fetch(struct nvkm_bios *bios, struct shadow *mthd, u32 upto) +{ + const u32 limit = (upto + 3) & ~3; + const u32 start = bios->size; + void *data = mthd->data; + if (nvbios_extend(bios, limit) > 0) { + u32 read = mthd->func->read(data, start, limit - start, bios); + bios->size = start + read; + } + return bios->size >= upto; +} + +static int +shadow_image(struct nvkm_bios *bios, int idx, u32 offset, struct shadow *mthd) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct nvbios_image image; + int score = 1; + + if (mthd->func->no_pcir) { + image.base = 0; + image.type = 0; + image.size = mthd->func->size(mthd->data); + image.last = 1; + } else { + if (!shadow_fetch(bios, mthd, offset + 0x1000)) { + nvkm_debug(subdev, "%08x: header fetch failed\n", + offset); + return 0; + } + + if (!nvbios_image(bios, idx, &image)) { + nvkm_debug(subdev, "image %d invalid\n", idx); + return 0; + } + } + nvkm_debug(subdev, "%08x: type %02x, %d bytes\n", + image.base, image.type, image.size); + + if (!shadow_fetch(bios, mthd, image.base + image.size)) { + nvkm_debug(subdev, "%08x: fetch failed\n", image.base); + return 0; + } + + switch (image.type) { + case 0x00: + if (!mthd->func->ignore_checksum && + nvbios_checksum(&bios->data[image.base], image.size)) { + nvkm_debug(subdev, "%08x: checksum failed\n", + image.base); + if (!mthd->func->require_checksum) { + if (mthd->func->rw) + score += 1; + score += 1; + } else + return 0; + } else { + score += 3; + } + break; + default: + score += 3; + break; + } + + if (!image.last) + score += shadow_image(bios, idx + 1, offset + image.size, mthd); + return score; +} + +static int +shadow_method(struct nvkm_bios *bios, struct shadow *mthd, const char *name) +{ + const struct nvbios_source *func = mthd->func; + struct nvkm_subdev *subdev = &bios->subdev; + if (func->name) { + nvkm_debug(subdev, "trying %s...\n", name ? name : func->name); + if (func->init) { + mthd->data = func->init(bios, name); + if (IS_ERR(mthd->data)) { + mthd->data = NULL; + return 0; + } + } + mthd->score = shadow_image(bios, 0, 0, mthd); + if (func->fini) + func->fini(mthd->data); + nvkm_debug(subdev, "scored %d\n", mthd->score); + mthd->data = bios->data; + mthd->size = bios->size; + bios->data = NULL; + bios->size = 0; + } + return mthd->score; +} + +static u32 +shadow_fw_read(void *data, u32 offset, u32 length, struct nvkm_bios *bios) +{ + const struct firmware *fw = data; + if (offset + length <= fw->size) { + memcpy(bios->data + offset, fw->data + offset, length); + return length; + } + return 0; +} + +static void * +shadow_fw_init(struct nvkm_bios *bios, const char *name) +{ + struct device *dev = bios->subdev.device->dev; + const struct firmware *fw; + int ret = request_firmware(&fw, name, dev); + if (ret) + return ERR_PTR(-ENOENT); + return (void *)fw; +} + +static const struct nvbios_source +shadow_fw = { + .name = "firmware", + .init = shadow_fw_init, + .fini = (void(*)(void *))release_firmware, + .read = shadow_fw_read, + .rw = false, +}; + +int +nvbios_shadow(struct nvkm_bios *bios) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct nvkm_device *device = subdev->device; + struct shadow mthds[] = { + { 0, &nvbios_of }, + { 0, &nvbios_ramin }, + { 0, &nvbios_prom }, + { 0, &nvbios_acpi_fast }, + { 4, &nvbios_acpi_slow }, + { 1, &nvbios_pcirom }, + { 1, &nvbios_platform }, + {} + }, *mthd, *best = NULL; + const char *optarg; + char *source; + int optlen; + + /* handle user-specified bios source */ + optarg = nvkm_stropt(device->cfgopt, "NvBios", &optlen); + source = optarg ? kstrndup(optarg, optlen, GFP_KERNEL) : NULL; + if (source) { + /* try to match one of the built-in methods */ + for (mthd = mthds; mthd->func; mthd++) { + if (mthd->func->name && + !strcasecmp(source, mthd->func->name)) { + best = mthd; + if (shadow_method(bios, mthd, NULL)) + break; + } + } + + /* otherwise, attempt to load as firmware */ + if (!best && (best = mthd)) { + mthd->func = &shadow_fw; + shadow_method(bios, mthd, source); + mthd->func = NULL; + } + + if (!best->score) { + nvkm_error(subdev, "%s invalid\n", source); + kfree(source); + source = NULL; + } + } + + /* scan all potential bios sources, looking for best image */ + if (!best || !best->score) { + for (mthd = mthds, best = mthd; mthd->func; mthd++) { + if (!mthd->skip || best->score < mthd->skip) { + if (shadow_method(bios, mthd, NULL)) { + if (mthd->score > best->score) + best = mthd; + } + } + } + } + + /* cleanup the ones we didn't use */ + for (mthd = mthds; mthd->func; mthd++) { + if (mthd != best) + kfree(mthd->data); + } + + if (!best->score) { + nvkm_error(subdev, "unable to locate usable image\n"); + return -EINVAL; + } + + nvkm_debug(subdev, "using image from %s\n", best->func ? + best->func->name : source); + bios->data = best->data; + bios->size = best->size; + kfree(source); + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c new file mode 100644 index 000000000..f9c427559 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowacpi.c @@ -0,0 +1,140 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "priv.h" + +static int +acpi_read_bios(acpi_handle rom_handle, u8 *bios, u32 offset, u32 length) +{ +#if defined(CONFIG_ACPI) && defined(CONFIG_X86) + acpi_status status; + union acpi_object rom_arg_elements[2], *obj; + struct acpi_object_list rom_arg; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL}; + + rom_arg.count = 2; + rom_arg.pointer = &rom_arg_elements[0]; + + rom_arg_elements[0].type = ACPI_TYPE_INTEGER; + rom_arg_elements[0].integer.value = offset; + + rom_arg_elements[1].type = ACPI_TYPE_INTEGER; + rom_arg_elements[1].integer.value = length; + + status = acpi_evaluate_object(rom_handle, NULL, &rom_arg, &buffer); + if (ACPI_FAILURE(status)) { + pr_info("failed to evaluate ROM got %s\n", + acpi_format_exception(status)); + return -ENODEV; + } + obj = (union acpi_object *)buffer.pointer; + length = min(length, obj->buffer.length); + memcpy(bios+offset, obj->buffer.pointer, length); + kfree(buffer.pointer); + return length; +#else + return -EINVAL; +#endif +} + +/* This version of the shadow function disobeys the ACPI spec and tries + * to fetch in units of more than 4KiB at a time. This is a LOT faster + * on some systems, such as Lenovo W530. + */ +static u32 +acpi_read_fast(void *data, u32 offset, u32 length, struct nvkm_bios *bios) +{ + u32 limit = (offset + length + 0xfff) & ~0xfff; + u32 start = offset & ~0x00000fff; + u32 fetch = limit - start; + + if (nvbios_extend(bios, limit) >= 0) { + int ret = acpi_read_bios(data, bios->data, start, fetch); + if (ret == fetch) + return fetch; + } + + return 0; +} + +/* Other systems, such as the one in fdo#55948, will report a success + * but only return 4KiB of data. The common bios fetching logic will + * detect an invalid image, and fall back to this version of the read + * function. + */ +static u32 +acpi_read_slow(void *data, u32 offset, u32 length, struct nvkm_bios *bios) +{ + u32 limit = (offset + length + 0xfff) & ~0xfff; + u32 start = offset & ~0xfff; + u32 fetch = 0; + + if (nvbios_extend(bios, limit) >= 0) { + while (start + fetch < limit) { + int ret = acpi_read_bios(data, bios->data, + start + fetch, 0x1000); + if (ret != 0x1000) + break; + fetch += 0x1000; + } + } + + return fetch; +} + +static void * +acpi_init(struct nvkm_bios *bios, const char *name) +{ +#if defined(CONFIG_ACPI) && defined(CONFIG_X86) + acpi_status status; + acpi_handle dhandle, rom_handle; + + dhandle = ACPI_HANDLE(bios->subdev.device->dev); + if (!dhandle) + return ERR_PTR(-ENODEV); + + status = acpi_get_handle(dhandle, "_ROM", &rom_handle); + if (ACPI_FAILURE(status)) + return ERR_PTR(-ENODEV); + + return rom_handle; +#else + return ERR_PTR(-ENODEV); +#endif +} + +const struct nvbios_source +nvbios_acpi_fast = { + .name = "ACPI", + .init = acpi_init, + .read = acpi_read_fast, + .rw = false, + .require_checksum = true, +}; + +const struct nvbios_source +nvbios_acpi_slow = { + .name = "ACPI", + .init = acpi_init, + .read = acpi_read_slow, + .rw = false, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c new file mode 100644 index 000000000..4bf486b57 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c @@ -0,0 +1,84 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "priv.h" + +#include <core/pci.h> + +#if defined(__powerpc__) +struct priv { + const void __iomem *data; + int size; +}; + +static u32 +of_read(void *data, u32 offset, u32 length, struct nvkm_bios *bios) +{ + struct priv *priv = data; + if (offset < priv->size) { + length = min_t(u32, length, priv->size - offset); + memcpy_fromio(bios->data + offset, priv->data + offset, length); + return length; + } + return 0; +} + +static u32 +of_size(void *data) +{ + struct priv *priv = data; + return priv->size; +} + +static void * +of_init(struct nvkm_bios *bios, const char *name) +{ + struct nvkm_device *device = bios->subdev.device; + struct pci_dev *pdev = device->func->pci(device)->pdev; + struct device_node *dn; + struct priv *priv; + if (!(dn = pci_device_to_OF_node(pdev))) + return ERR_PTR(-ENODEV); + if (!(priv = kzalloc(sizeof(*priv), GFP_KERNEL))) + return ERR_PTR(-ENOMEM); + if ((priv->data = of_get_property(dn, "NVDA,BMP", &priv->size))) + return priv; + kfree(priv); + return ERR_PTR(-EINVAL); +} + +const struct nvbios_source +nvbios_of = { + .name = "OpenFirmware", + .init = of_init, + .fini = (void(*)(void *))kfree, + .read = of_read, + .size = of_size, + .rw = false, + .ignore_checksum = true, + .no_pcir = true, +}; +#else +const struct nvbios_source +nvbios_of = { +}; +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowpci.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowpci.c new file mode 100644 index 000000000..8d9812a51 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowpci.c @@ -0,0 +1,134 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "priv.h" + +#include <core/pci.h> + +struct priv { + struct pci_dev *pdev; + void __iomem *rom; + size_t size; +}; + +static u32 +pcirom_read(void *data, u32 offset, u32 length, struct nvkm_bios *bios) +{ + struct priv *priv = data; + if (offset + length <= priv->size) { + memcpy_fromio(bios->data + offset, priv->rom + offset, length); + return length; + } + return 0; +} + +static void +pcirom_fini(void *data) +{ + struct priv *priv = data; + pci_unmap_rom(priv->pdev, priv->rom); + pci_disable_rom(priv->pdev); + kfree(priv); +} + +static void * +pcirom_init(struct nvkm_bios *bios, const char *name) +{ + struct nvkm_device *device = bios->subdev.device; + struct priv *priv = NULL; + struct pci_dev *pdev; + int ret; + + if (device->func->pci) + pdev = device->func->pci(device)->pdev; + else + return ERR_PTR(-ENODEV); + + if (!(ret = pci_enable_rom(pdev))) { + if (ret = -ENOMEM, + (priv = kmalloc(sizeof(*priv), GFP_KERNEL))) { + if (ret = -EFAULT, + (priv->rom = pci_map_rom(pdev, &priv->size))) { + priv->pdev = pdev; + return priv; + } + kfree(priv); + } + pci_disable_rom(pdev); + } + + return ERR_PTR(ret); +} + +const struct nvbios_source +nvbios_pcirom = { + .name = "PCIROM", + .init = pcirom_init, + .fini = pcirom_fini, + .read = pcirom_read, + .rw = true, +}; + +static void * +platform_init(struct nvkm_bios *bios, const char *name) +{ + struct nvkm_device *device = bios->subdev.device; + struct pci_dev *pdev; + struct priv *priv; + int ret = -ENOMEM; + + if (device->func->pci) + pdev = device->func->pci(device)->pdev; + else + return ERR_PTR(-ENODEV); + + if (!pdev->rom || pdev->romlen == 0) + return ERR_PTR(-ENODEV); + + if ((priv = kmalloc(sizeof(*priv), GFP_KERNEL))) { + priv->size = pdev->romlen; + if (ret = -ENODEV, + (priv->rom = ioremap(pdev->rom, pdev->romlen))) + return priv; + kfree(priv); + } + + return ERR_PTR(ret); +} + +static void +platform_fini(void *data) +{ + struct priv *priv = data; + + iounmap(priv->rom); + kfree(priv); +} + +const struct nvbios_source +nvbios_platform = { + .name = "PLATFORM", + .init = platform_init, + .fini = platform_fini, + .read = pcirom_read, + .rw = true, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c new file mode 100644 index 000000000..023ddc7c5 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowramin.c @@ -0,0 +1,123 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "priv.h" + +struct priv { + struct nvkm_bios *bios; + u32 bar0; +}; + +static u32 +pramin_read(void *data, u32 offset, u32 length, struct nvkm_bios *bios) +{ + struct nvkm_device *device = bios->subdev.device; + u32 i; + if (offset + length <= 0x00100000) { + for (i = offset; i < offset + length; i += 4) + *(u32 *)&bios->data[i] = nvkm_rd32(device, 0x700000 + i); + return length; + } + return 0; +} + +static void +pramin_fini(void *data) +{ + struct priv *priv = data; + if (priv) { + struct nvkm_device *device = priv->bios->subdev.device; + nvkm_wr32(device, 0x001700, priv->bar0); + kfree(priv); + } +} + +static void * +pramin_init(struct nvkm_bios *bios, const char *name) +{ + struct nvkm_subdev *subdev = &bios->subdev; + struct nvkm_device *device = subdev->device; + struct priv *priv = NULL; + u64 addr = 0; + + /* PRAMIN always potentially available prior to nv50 */ + if (device->card_type < NV_50) + return NULL; + + /* we can't get the bios image pointer without PDISP */ + if (device->card_type >= GA100) + addr = device->chipset == 0x170; /*XXX: find the fuse reg for this */ + else + if (device->card_type >= GM100) + addr = nvkm_rd32(device, 0x021c04); + else + if (device->card_type >= NV_C0) + addr = nvkm_rd32(device, 0x022500); + if (addr & 0x00000001) { + nvkm_debug(subdev, "... display disabled\n"); + return ERR_PTR(-ENODEV); + } + + /* check that the window is enabled and in vram, particularly + * important as we don't want to be touching vram on an + * uninitialised board + */ + if (device->card_type >= GV100) + addr = nvkm_rd32(device, 0x625f04); + else + addr = nvkm_rd32(device, 0x619f04); + if (!(addr & 0x00000008)) { + nvkm_debug(subdev, "... not enabled\n"); + return ERR_PTR(-ENODEV); + } + if ( (addr & 0x00000003) != 1) { + nvkm_debug(subdev, "... not in vram\n"); + return ERR_PTR(-ENODEV); + } + + /* some alternate method inherited from xf86-video-nv... */ + addr = (addr & 0xffffff00) << 8; + if (!addr) { + addr = (u64)nvkm_rd32(device, 0x001700) << 16; + addr += 0xf0000; + } + + /* modify bar0 PRAMIN window to cover the bios image */ + if (!(priv = kmalloc(sizeof(*priv), GFP_KERNEL))) { + nvkm_error(subdev, "... out of memory\n"); + return ERR_PTR(-ENOMEM); + } + + priv->bios = bios; + priv->bar0 = nvkm_rd32(device, 0x001700); + nvkm_wr32(device, 0x001700, addr >> 16); + return priv; +} + +const struct nvbios_source +nvbios_ramin = { + .name = "PRAMIN", + .init = pramin_init, + .fini = pramin_fini, + .read = pramin_read, + .rw = true, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowrom.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowrom.c new file mode 100644 index 000000000..39144ceb1 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowrom.c @@ -0,0 +1,64 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "priv.h" + +#include <subdev/pci.h> + +static u32 +nvbios_prom_read(void *data, u32 offset, u32 length, struct nvkm_bios *bios) +{ + struct nvkm_device *device = data; + u32 i; + if (offset + length <= 0x00100000) { + for (i = offset; i < offset + length; i += 4) + *(u32 *)&bios->data[i] = nvkm_rd32(device, 0x300000 + i); + return length; + } + return 0; +} + +static void +nvbios_prom_fini(void *data) +{ + struct nvkm_device *device = data; + nvkm_pci_rom_shadow(device->pci, true); +} + +static void * +nvbios_prom_init(struct nvkm_bios *bios, const char *name) +{ + struct nvkm_device *device = bios->subdev.device; + if (device->card_type == NV_40 && device->chipset >= 0x4c) + return ERR_PTR(-ENODEV); + nvkm_pci_rom_shadow(device->pci, false); + return device; +} + +const struct nvbios_source +nvbios_prom = { + .name = "PROM", + .init = nvbios_prom_init, + .fini = nvbios_prom_fini, + .read = nvbios_prom_read, + .rw = false, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/therm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/therm.c new file mode 100644 index 000000000..5babc5a7c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/therm.c @@ -0,0 +1,212 @@ +/* + * Copyright 2012 Nouveau Community + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/therm.h> + +static u32 +therm_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *len, u8 *cnt) +{ + struct bit_entry bit_P; + u32 therm = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 1) + therm = nvbios_rd32(bios, bit_P.offset + 12); + else if (bit_P.version == 2) + therm = nvbios_rd32(bios, bit_P.offset + 16); + else + nvkm_error(&bios->subdev, + "unknown offset for thermal in BIT P %d\n", + bit_P.version); + } + + /* exit now if we haven't found the thermal table */ + if (!therm) + return 0; + + *ver = nvbios_rd08(bios, therm + 0); + *hdr = nvbios_rd08(bios, therm + 1); + *len = nvbios_rd08(bios, therm + 2); + *cnt = nvbios_rd08(bios, therm + 3); + return therm + nvbios_rd08(bios, therm + 1); +} + +static u32 +nvbios_therm_entry(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt; + u32 therm = therm_table(bios, ver, &hdr, len, &cnt); + if (therm && idx < cnt) + return therm + idx * *len; + return 0; +} + +int +nvbios_therm_sensor_parse(struct nvkm_bios *bios, + enum nvbios_therm_domain domain, + struct nvbios_therm_sensor *sensor) +{ + s8 thrs_section, sensor_section, offset; + u8 ver, len, i; + u32 entry; + + /* we only support the core domain for now */ + if (domain != NVBIOS_THERM_DOMAIN_CORE) + return -EINVAL; + + /* Read the entries from the table */ + thrs_section = 0; + sensor_section = -1; + i = 0; + while ((entry = nvbios_therm_entry(bios, i++, &ver, &len))) { + s16 value = nvbios_rd16(bios, entry + 1); + + switch (nvbios_rd08(bios, entry + 0)) { + case 0x0: + thrs_section = value; + if (value > 0) + return 0; /* we do not try to support ambient */ + break; + case 0x01: + sensor_section++; + if (sensor_section == 0) { + offset = ((s8) nvbios_rd08(bios, entry + 2)) / 2; + sensor->offset_constant = offset; + } + break; + + case 0x04: + if (thrs_section == 0) { + sensor->thrs_critical.temp = (value & 0xff0) >> 4; + sensor->thrs_critical.hysteresis = value & 0xf; + } + break; + + case 0x07: + if (thrs_section == 0) { + sensor->thrs_down_clock.temp = (value & 0xff0) >> 4; + sensor->thrs_down_clock.hysteresis = value & 0xf; + } + break; + + case 0x08: + if (thrs_section == 0) { + sensor->thrs_fan_boost.temp = (value & 0xff0) >> 4; + sensor->thrs_fan_boost.hysteresis = value & 0xf; + } + break; + + case 0x10: + if (sensor_section == 0) + sensor->offset_num = value; + break; + + case 0x11: + if (sensor_section == 0) + sensor->offset_den = value; + break; + + case 0x12: + if (sensor_section == 0) + sensor->slope_mult = value; + break; + + case 0x13: + if (sensor_section == 0) + sensor->slope_div = value; + break; + case 0x32: + if (thrs_section == 0) { + sensor->thrs_shutdown.temp = (value & 0xff0) >> 4; + sensor->thrs_shutdown.hysteresis = value & 0xf; + } + break; + } + } + + return 0; +} + +int +nvbios_therm_fan_parse(struct nvkm_bios *bios, struct nvbios_therm_fan *fan) +{ + struct nvbios_therm_trip_point *cur_trip = NULL; + u8 ver, len, i; + u32 entry; + + uint8_t duty_lut[] = { 0, 0, 25, 0, 40, 0, 50, 0, + 75, 0, 85, 0, 100, 0, 100, 0 }; + + i = 0; + fan->nr_fan_trip = 0; + fan->fan_mode = NVBIOS_THERM_FAN_OTHER; + while ((entry = nvbios_therm_entry(bios, i++, &ver, &len))) { + s16 value = nvbios_rd16(bios, entry + 1); + + switch (nvbios_rd08(bios, entry + 0)) { + case 0x22: + fan->min_duty = value & 0xff; + fan->max_duty = (value & 0xff00) >> 8; + break; + case 0x24: + fan->nr_fan_trip++; + if (fan->fan_mode > NVBIOS_THERM_FAN_TRIP) + fan->fan_mode = NVBIOS_THERM_FAN_TRIP; + cur_trip = &fan->trip[fan->nr_fan_trip - 1]; + cur_trip->hysteresis = value & 0xf; + cur_trip->temp = (value & 0xff0) >> 4; + cur_trip->fan_duty = duty_lut[(value & 0xf000) >> 12]; + break; + case 0x25: + cur_trip = &fan->trip[fan->nr_fan_trip - 1]; + cur_trip->fan_duty = value; + break; + case 0x26: + if (!fan->pwm_freq) + fan->pwm_freq = value; + break; + case 0x3b: + fan->bump_period = value; + break; + case 0x3c: + fan->slow_down_period = value; + break; + case 0x46: + if (fan->fan_mode > NVBIOS_THERM_FAN_LINEAR) + fan->fan_mode = NVBIOS_THERM_FAN_LINEAR; + fan->linear_min_temp = nvbios_rd08(bios, entry + 1); + fan->linear_max_temp = nvbios_rd08(bios, entry + 2); + break; + } + } + + /* starting from fermi, fan management is always linear */ + if (bios->subdev.device->card_type >= NV_C0 && + fan->fan_mode == NVBIOS_THERM_FAN_OTHER) { + fan->fan_mode = NVBIOS_THERM_FAN_LINEAR; + } + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/timing.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/timing.c new file mode 100644 index 000000000..2da45e29f --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/timing.c @@ -0,0 +1,173 @@ +/* + * Copyright 2013 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/timing.h> + +u32 +nvbios_timingTe(struct nvkm_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) +{ + struct bit_entry bit_P; + u32 timing = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 1) + timing = nvbios_rd32(bios, bit_P.offset + 4); + else + if (bit_P.version == 2) + timing = nvbios_rd32(bios, bit_P.offset + 8); + + if (timing) { + *ver = nvbios_rd08(bios, timing + 0); + switch (*ver) { + case 0x10: + *hdr = nvbios_rd08(bios, timing + 1); + *cnt = nvbios_rd08(bios, timing + 2); + *len = nvbios_rd08(bios, timing + 3); + *snr = 0; + *ssz = 0; + return timing; + case 0x20: + *hdr = nvbios_rd08(bios, timing + 1); + *cnt = nvbios_rd08(bios, timing + 5); + *len = nvbios_rd08(bios, timing + 2); + *snr = nvbios_rd08(bios, timing + 4); + *ssz = nvbios_rd08(bios, timing + 3); + return timing; + default: + break; + } + } + } + + return 0; +} + +u32 +nvbios_timingEe(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u8 snr, ssz; + u32 timing = nvbios_timingTe(bios, ver, hdr, cnt, len, &snr, &ssz); + if (timing && idx < *cnt) { + timing += *hdr + idx * (*len + (snr * ssz)); + *hdr = *len; + *cnt = snr; + *len = ssz; + return timing; + } + return 0; +} + +u32 +nvbios_timingEp(struct nvkm_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ramcfg *p) +{ + u32 data = nvbios_timingEe(bios, idx, ver, hdr, cnt, len), temp; + p->timing_ver = *ver; + p->timing_hdr = *hdr; + switch (!!data * *ver) { + case 0x10: + p->timing_10_WR = nvbios_rd08(bios, data + 0x00); + p->timing_10_WTR = nvbios_rd08(bios, data + 0x01); + p->timing_10_CL = nvbios_rd08(bios, data + 0x02); + p->timing_10_RC = nvbios_rd08(bios, data + 0x03); + p->timing_10_RFC = nvbios_rd08(bios, data + 0x05); + p->timing_10_RAS = nvbios_rd08(bios, data + 0x07); + p->timing_10_RP = nvbios_rd08(bios, data + 0x09); + p->timing_10_RCDRD = nvbios_rd08(bios, data + 0x0a); + p->timing_10_RCDWR = nvbios_rd08(bios, data + 0x0b); + p->timing_10_RRD = nvbios_rd08(bios, data + 0x0c); + p->timing_10_13 = nvbios_rd08(bios, data + 0x0d); + p->timing_10_ODT = nvbios_rd08(bios, data + 0x0e) & 0x07; + if (p->ramcfg_ver >= 0x10) + p->ramcfg_RON = nvbios_rd08(bios, data + 0x0e) & 0x07; + + p->timing_10_24 = 0xff; + p->timing_10_21 = 0; + p->timing_10_20 = 0; + p->timing_10_CWL = 0; + p->timing_10_18 = 0; + p->timing_10_16 = 0; + + switch (min_t(u8, *hdr, 25)) { + case 25: + p->timing_10_24 = nvbios_rd08(bios, data + 0x18); + fallthrough; + case 24: + case 23: + case 22: + p->timing_10_21 = nvbios_rd08(bios, data + 0x15); + fallthrough; + case 21: + p->timing_10_20 = nvbios_rd08(bios, data + 0x14); + fallthrough; + case 20: + p->timing_10_CWL = nvbios_rd08(bios, data + 0x13); + fallthrough; + case 19: + p->timing_10_18 = nvbios_rd08(bios, data + 0x12); + fallthrough; + case 18: + case 17: + p->timing_10_16 = nvbios_rd08(bios, data + 0x10); + } + + break; + case 0x20: + p->timing[0] = nvbios_rd32(bios, data + 0x00); + p->timing[1] = nvbios_rd32(bios, data + 0x04); + p->timing[2] = nvbios_rd32(bios, data + 0x08); + p->timing[3] = nvbios_rd32(bios, data + 0x0c); + p->timing[4] = nvbios_rd32(bios, data + 0x10); + p->timing[5] = nvbios_rd32(bios, data + 0x14); + p->timing[6] = nvbios_rd32(bios, data + 0x18); + p->timing[7] = nvbios_rd32(bios, data + 0x1c); + p->timing[8] = nvbios_rd32(bios, data + 0x20); + p->timing[9] = nvbios_rd32(bios, data + 0x24); + p->timing[10] = nvbios_rd32(bios, data + 0x28); + p->timing_20_2e_03 = (nvbios_rd08(bios, data + 0x2e) & 0x03) >> 0; + p->timing_20_2e_30 = (nvbios_rd08(bios, data + 0x2e) & 0x30) >> 4; + p->timing_20_2e_c0 = (nvbios_rd08(bios, data + 0x2e) & 0xc0) >> 6; + p->timing_20_2f_03 = (nvbios_rd08(bios, data + 0x2f) & 0x03) >> 0; + temp = nvbios_rd16(bios, data + 0x2c); + p->timing_20_2c_003f = (temp & 0x003f) >> 0; + p->timing_20_2c_1fc0 = (temp & 0x1fc0) >> 6; + p->timing_20_30_07 = (nvbios_rd08(bios, data + 0x30) & 0x07) >> 0; + p->timing_20_30_f8 = (nvbios_rd08(bios, data + 0x30) & 0xf8) >> 3; + temp = nvbios_rd16(bios, data + 0x31); + p->timing_20_31_0007 = (temp & 0x0007) >> 0; + p->timing_20_31_0078 = (temp & 0x0078) >> 3; + p->timing_20_31_0780 = (temp & 0x0780) >> 7; + p->timing_20_31_0800 = (temp & 0x0800) >> 11; + p->timing_20_31_7000 = (temp & 0x7000) >> 12; + p->timing_20_31_8000 = (temp & 0x8000) >> 15; + break; + default: + data = 0; + break; + } + return data; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c new file mode 100644 index 000000000..c228ca15f --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c @@ -0,0 +1,121 @@ +/* + * Copyright 2012 Nouveau Community + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/vmap.h> + +u32 +nvbios_vmap_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct bit_entry bit_P; + u32 vmap = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 2) { + vmap = nvbios_rd32(bios, bit_P.offset + 0x20); + if (vmap) { + *ver = nvbios_rd08(bios, vmap + 0); + switch (*ver) { + case 0x10: + case 0x20: + *hdr = nvbios_rd08(bios, vmap + 1); + *cnt = nvbios_rd08(bios, vmap + 3); + *len = nvbios_rd08(bios, vmap + 2); + return vmap; + default: + break; + } + } + } + } + + return 0; +} + +u32 +nvbios_vmap_parse(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_vmap *info) +{ + u32 vmap = nvbios_vmap_table(bios, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!vmap * *ver) { + case 0x10: + info->max0 = 0xff; + info->max1 = 0xff; + info->max2 = 0xff; + break; + case 0x20: + info->max0 = nvbios_rd08(bios, vmap + 0x7); + info->max1 = nvbios_rd08(bios, vmap + 0x8); + if (*len >= 0xc) + info->max2 = nvbios_rd08(bios, vmap + 0xc); + else + info->max2 = 0xff; + break; + } + return vmap; +} + +u32 +nvbios_vmap_entry(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt; + u32 vmap = nvbios_vmap_table(bios, ver, &hdr, &cnt, len); + if (vmap && idx < cnt) { + vmap = vmap + hdr + (idx * *len); + return vmap; + } + return 0; +} + +u32 +nvbios_vmap_entry_parse(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len, + struct nvbios_vmap_entry *info) +{ + u32 vmap = nvbios_vmap_entry(bios, idx, ver, len); + memset(info, 0x00, sizeof(*info)); + switch (!!vmap * *ver) { + case 0x10: + info->link = 0xff; + info->min = nvbios_rd32(bios, vmap + 0x00); + info->max = nvbios_rd32(bios, vmap + 0x04); + info->arg[0] = nvbios_rd32(bios, vmap + 0x08); + info->arg[1] = nvbios_rd32(bios, vmap + 0x0c); + info->arg[2] = nvbios_rd32(bios, vmap + 0x10); + break; + case 0x20: + info->mode = nvbios_rd08(bios, vmap + 0x00); + info->link = nvbios_rd08(bios, vmap + 0x01); + info->min = nvbios_rd32(bios, vmap + 0x02); + info->max = nvbios_rd32(bios, vmap + 0x06); + info->arg[0] = nvbios_rd32(bios, vmap + 0x0a); + info->arg[1] = nvbios_rd32(bios, vmap + 0x0e); + info->arg[2] = nvbios_rd32(bios, vmap + 0x12); + info->arg[3] = nvbios_rd32(bios, vmap + 0x16); + info->arg[4] = nvbios_rd32(bios, vmap + 0x1a); + info->arg[5] = nvbios_rd32(bios, vmap + 0x1e); + break; + } + return vmap; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c new file mode 100644 index 000000000..33a9fb5ac --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c @@ -0,0 +1,160 @@ +/* + * Copyright 2012 Nouveau Community + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/volt.h> + +u32 +nvbios_volt_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + struct bit_entry bit_P; + u32 volt = 0; + + if (!bit_entry(bios, 'P', &bit_P)) { + if (bit_P.version == 2) + volt = nvbios_rd32(bios, bit_P.offset + 0x0c); + else + if (bit_P.version == 1) + volt = nvbios_rd32(bios, bit_P.offset + 0x10); + + if (volt) { + *ver = nvbios_rd08(bios, volt + 0); + switch (*ver) { + case 0x12: + *hdr = 5; + *cnt = nvbios_rd08(bios, volt + 2); + *len = nvbios_rd08(bios, volt + 1); + return volt; + case 0x20: + *hdr = nvbios_rd08(bios, volt + 1); + *cnt = nvbios_rd08(bios, volt + 2); + *len = nvbios_rd08(bios, volt + 3); + return volt; + case 0x30: + case 0x40: + case 0x50: + *hdr = nvbios_rd08(bios, volt + 1); + *cnt = nvbios_rd08(bios, volt + 3); + *len = nvbios_rd08(bios, volt + 2); + return volt; + } + } + } + + return 0; +} + +u32 +nvbios_volt_parse(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_volt *info) +{ + u32 volt = nvbios_volt_table(bios, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!volt * *ver) { + case 0x12: + info->type = NVBIOS_VOLT_GPIO; + info->vidmask = nvbios_rd08(bios, volt + 0x04); + info->ranged = false; + break; + case 0x20: + info->type = NVBIOS_VOLT_GPIO; + info->vidmask = nvbios_rd08(bios, volt + 0x05); + info->ranged = false; + break; + case 0x30: + info->type = NVBIOS_VOLT_GPIO; + info->vidmask = nvbios_rd08(bios, volt + 0x04); + info->ranged = false; + break; + case 0x40: + info->type = NVBIOS_VOLT_GPIO; + info->base = nvbios_rd32(bios, volt + 0x04); + info->step = nvbios_rd16(bios, volt + 0x08); + info->vidmask = nvbios_rd08(bios, volt + 0x0b); + info->ranged = true; /* XXX: find the flag byte */ + info->min = min(info->base, + info->base + info->step * info->vidmask); + info->max = nvbios_rd32(bios, volt + 0x0e); + if (!info->max) + info->max = max(info->base, info->base + info->step * info->vidmask); + break; + case 0x50: + info->min = nvbios_rd32(bios, volt + 0x0a); + info->max = nvbios_rd32(bios, volt + 0x0e); + info->base = nvbios_rd32(bios, volt + 0x12) & 0x00ffffff; + + /* offset 4 seems to be a flag byte */ + if (nvbios_rd32(bios, volt + 0x4) & 1) { + info->type = NVBIOS_VOLT_PWM; + info->pwm_freq = nvbios_rd32(bios, volt + 0x5) / 1000; + info->pwm_range = nvbios_rd32(bios, volt + 0x16); + } else { + info->type = NVBIOS_VOLT_GPIO; + info->vidmask = nvbios_rd08(bios, volt + 0x06); + info->step = nvbios_rd16(bios, volt + 0x16); + info->ranged = + !!(nvbios_rd08(bios, volt + 0x4) & 0x2); + } + break; + } + return volt; +} + +u32 +nvbios_volt_entry(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len) +{ + u8 hdr, cnt; + u32 volt = nvbios_volt_table(bios, ver, &hdr, &cnt, len); + if (volt && idx < cnt) { + volt = volt + hdr + (idx * *len); + return volt; + } + return 0; +} + +u32 +nvbios_volt_entry_parse(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len, + struct nvbios_volt_entry *info) +{ + u32 volt = nvbios_volt_entry(bios, idx, ver, len); + memset(info, 0x00, sizeof(*info)); + switch (!!volt * *ver) { + case 0x12: + case 0x20: + info->voltage = nvbios_rd08(bios, volt + 0x00) * 10000; + info->vid = nvbios_rd08(bios, volt + 0x01); + break; + case 0x30: + info->voltage = nvbios_rd08(bios, volt + 0x00) * 10000; + info->vid = nvbios_rd08(bios, volt + 0x01) >> 2; + break; + case 0x40: + break; + case 0x50: + info->voltage = nvbios_rd32(bios, volt) & 0x001fffff; + info->vid = (nvbios_rd32(bios, volt) >> 23) & 0xff; + break; + } + return volt; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c new file mode 100644 index 000000000..71524548d --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c @@ -0,0 +1,88 @@ +/* + * Copyright 2016 Karol Herbst + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Karol Herbst + */ +#include <subdev/bios.h> +#include <subdev/bios/bit.h> +#include <subdev/bios/vpstate.h> + +static u32 +nvbios_vpstate_offset(struct nvkm_bios *b) +{ + struct bit_entry bit_P; + + if (!bit_entry(b, 'P', &bit_P)) { + if (bit_P.version == 2 && bit_P.length >= 0x3c) + return nvbios_rd32(b, bit_P.offset + 0x38); + } + + return 0x0000; +} + +int +nvbios_vpstate_parse(struct nvkm_bios *b, struct nvbios_vpstate_header *h) +{ + if (!h) + return -EINVAL; + + h->offset = nvbios_vpstate_offset(b); + if (!h->offset) + return -ENODEV; + + h->version = nvbios_rd08(b, h->offset); + switch (h->version) { + case 0x10: + h->hlen = nvbios_rd08(b, h->offset + 0x1); + h->elen = nvbios_rd08(b, h->offset + 0x2); + h->slen = nvbios_rd08(b, h->offset + 0x3); + h->scount = nvbios_rd08(b, h->offset + 0x4); + h->ecount = nvbios_rd08(b, h->offset + 0x5); + + h->base_id = nvbios_rd08(b, h->offset + 0x0f); + if (h->hlen > 0x10) + h->boost_id = nvbios_rd08(b, h->offset + 0x10); + else + h->boost_id = 0xff; + if (h->hlen > 0x11) + h->tdp_id = nvbios_rd08(b, h->offset + 0x11); + else + h->tdp_id = 0xff; + return 0; + default: + return -EINVAL; + } +} + +int +nvbios_vpstate_entry(struct nvkm_bios *b, struct nvbios_vpstate_header *h, + u8 idx, struct nvbios_vpstate_entry *e) +{ + u32 offset; + + if (!e || !h || idx > h->ecount) + return -EINVAL; + + offset = h->offset + h->hlen + idx * (h->elen + (h->slen * h->scount)); + e->pstate = nvbios_rd08(b, offset); + e->clock_mhz = nvbios_rd16(b, offset + 0x5); + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/xpio.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/xpio.c new file mode 100644 index 000000000..250fc42d8 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/xpio.c @@ -0,0 +1,74 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Ben Skeggs + */ +#include <subdev/bios.h> +#include <subdev/bios/gpio.h> +#include <subdev/bios/xpio.h> + +static u16 +dcb_xpiod_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u16 data = dcb_gpio_table(bios, ver, hdr, cnt, len); + if (data && *ver >= 0x40 && *hdr >= 0x06) { + u16 xpio = nvbios_rd16(bios, data + 0x04); + if (xpio) { + *ver = nvbios_rd08(bios, data + 0x00); + *hdr = nvbios_rd08(bios, data + 0x01); + *cnt = nvbios_rd08(bios, data + 0x02); + *len = nvbios_rd08(bios, data + 0x03); + return xpio; + } + } + return 0x0000; +} + +u16 +dcb_xpio_table(struct nvkm_bios *bios, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +{ + u16 data = dcb_xpiod_table(bios, ver, hdr, cnt, len); + if (data && idx < *cnt) { + u16 xpio = nvbios_rd16(bios, data + *hdr + (idx * *len)); + if (xpio) { + *ver = nvbios_rd08(bios, data + 0x00); + *hdr = nvbios_rd08(bios, data + 0x01); + *cnt = nvbios_rd08(bios, data + 0x02); + *len = nvbios_rd08(bios, data + 0x03); + return xpio; + } + } + return 0x0000; +} + +u16 +dcb_xpio_parse(struct nvkm_bios *bios, u8 idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_xpio *info) +{ + u16 data = dcb_xpio_table(bios, idx, ver, hdr, cnt, len); + if (data && *len >= 6) { + info->type = nvbios_rd08(bios, data + 0x04); + info->addr = nvbios_rd08(bios, data + 0x05); + info->flags = nvbios_rd08(bios, data + 0x06); + } + return 0x0000; +} |