diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/ibus')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf100.c | 122 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf117.c | 47 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk104.c | 125 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c | 85 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gm200.c | 36 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gp10b.c | 55 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h | 9 |
8 files changed, 486 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild new file mode 100644 index 000000000..127efb51f --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/Kbuild @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: MIT +nvkm-y += nvkm/subdev/ibus/gf100.o +nvkm-y += nvkm/subdev/ibus/gf117.o +nvkm-y += nvkm/subdev/ibus/gk104.o +nvkm-y += nvkm/subdev/ibus/gk20a.o +nvkm-y += nvkm/subdev/ibus/gm200.o +nvkm-y += nvkm/subdev/ibus/gp10b.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf100.c new file mode 100644 index 000000000..1115376bc --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf100.c @@ -0,0 +1,122 @@ +/* + * 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/timer.h> + +static void +gf100_ibus_intr_hub(struct nvkm_subdev *ibus, int i) +{ + struct nvkm_device *device = ibus->device; + u32 addr = nvkm_rd32(device, 0x122120 + (i * 0x0400)); + u32 data = nvkm_rd32(device, 0x122124 + (i * 0x0400)); + u32 stat = nvkm_rd32(device, 0x122128 + (i * 0x0400)); + nvkm_debug(ibus, "HUB%d: %06x %08x (%08x)\n", i, addr, data, stat); +} + +static void +gf100_ibus_intr_rop(struct nvkm_subdev *ibus, int i) +{ + struct nvkm_device *device = ibus->device; + u32 addr = nvkm_rd32(device, 0x124120 + (i * 0x0400)); + u32 data = nvkm_rd32(device, 0x124124 + (i * 0x0400)); + u32 stat = nvkm_rd32(device, 0x124128 + (i * 0x0400)); + nvkm_debug(ibus, "ROP%d: %06x %08x (%08x)\n", i, addr, data, stat); +} + +static void +gf100_ibus_intr_gpc(struct nvkm_subdev *ibus, int i) +{ + struct nvkm_device *device = ibus->device; + u32 addr = nvkm_rd32(device, 0x128120 + (i * 0x0400)); + u32 data = nvkm_rd32(device, 0x128124 + (i * 0x0400)); + u32 stat = nvkm_rd32(device, 0x128128 + (i * 0x0400)); + nvkm_debug(ibus, "GPC%d: %06x %08x (%08x)\n", i, addr, data, stat); +} + +void +gf100_ibus_intr(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + u32 intr0 = nvkm_rd32(device, 0x121c58); + u32 intr1 = nvkm_rd32(device, 0x121c5c); + u32 hubnr = nvkm_rd32(device, 0x121c70); + u32 ropnr = nvkm_rd32(device, 0x121c74); + u32 gpcnr = nvkm_rd32(device, 0x121c78); + u32 i; + + for (i = 0; (intr0 & 0x0000ff00) && i < hubnr; i++) { + u32 stat = 0x00000100 << i; + if (intr0 & stat) { + gf100_ibus_intr_hub(ibus, i); + intr0 &= ~stat; + } + } + + for (i = 0; (intr0 & 0xffff0000) && i < ropnr; i++) { + u32 stat = 0x00010000 << i; + if (intr0 & stat) { + gf100_ibus_intr_rop(ibus, i); + intr0 &= ~stat; + } + } + + for (i = 0; intr1 && i < gpcnr; i++) { + u32 stat = 0x00000001 << i; + if (intr1 & stat) { + gf100_ibus_intr_gpc(ibus, i); + intr1 &= ~stat; + } + } + + nvkm_mask(device, 0x121c4c, 0x0000003f, 0x00000002); + nvkm_msec(device, 2000, + if (!(nvkm_rd32(device, 0x121c4c) & 0x0000003f)) + break; + ); +} + +static int +gf100_ibus_init(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + nvkm_mask(device, 0x122310, 0x0003ffff, 0x00000800); + nvkm_wr32(device, 0x12232c, 0x00100064); + nvkm_wr32(device, 0x122330, 0x00100064); + nvkm_wr32(device, 0x122334, 0x00100064); + nvkm_mask(device, 0x122348, 0x0003ffff, 0x00000100); + return 0; +} + +static const struct nvkm_subdev_func +gf100_ibus = { + .init = gf100_ibus_init, + .intr = gf100_ibus_intr, +}; + +int +gf100_ibus_new(struct nvkm_device *device, int index, + struct nvkm_subdev **pibus) +{ + return nvkm_subdev_new_(&gf100_ibus, device, index, pibus); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf117.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf117.c new file mode 100644 index 000000000..1124dadac --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gf117.c @@ -0,0 +1,47 @@ +/* + * Copyright 2015 Samuel Pitosiet + * + * 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: Samuel Pitoiset + */ +#include "priv.h" + +static int +gf117_ibus_init(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + nvkm_mask(device, 0x122310, 0x0003ffff, 0x00000800); + nvkm_mask(device, 0x122348, 0x0003ffff, 0x00000100); + nvkm_mask(device, 0x1223b0, 0x0003ffff, 0x00000fff); + return 0; +} + +static const struct nvkm_subdev_func +gf117_ibus = { + .init = gf117_ibus_init, + .intr = gf100_ibus_intr, +}; + +int +gf117_ibus_new(struct nvkm_device *device, int index, + struct nvkm_subdev **pibus) +{ + return nvkm_subdev_new_(&gf117_ibus, device, index, pibus); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk104.c new file mode 100644 index 000000000..22e487b49 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk104.c @@ -0,0 +1,125 @@ +/* + * 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/timer.h> + +static void +gk104_ibus_intr_hub(struct nvkm_subdev *ibus, int i) +{ + struct nvkm_device *device = ibus->device; + u32 addr = nvkm_rd32(device, 0x122120 + (i * 0x0800)); + u32 data = nvkm_rd32(device, 0x122124 + (i * 0x0800)); + u32 stat = nvkm_rd32(device, 0x122128 + (i * 0x0800)); + nvkm_debug(ibus, "HUB%d: %06x %08x (%08x)\n", i, addr, data, stat); +} + +static void +gk104_ibus_intr_rop(struct nvkm_subdev *ibus, int i) +{ + struct nvkm_device *device = ibus->device; + u32 addr = nvkm_rd32(device, 0x124120 + (i * 0x0800)); + u32 data = nvkm_rd32(device, 0x124124 + (i * 0x0800)); + u32 stat = nvkm_rd32(device, 0x124128 + (i * 0x0800)); + nvkm_debug(ibus, "ROP%d: %06x %08x (%08x)\n", i, addr, data, stat); +} + +static void +gk104_ibus_intr_gpc(struct nvkm_subdev *ibus, int i) +{ + struct nvkm_device *device = ibus->device; + u32 addr = nvkm_rd32(device, 0x128120 + (i * 0x0800)); + u32 data = nvkm_rd32(device, 0x128124 + (i * 0x0800)); + u32 stat = nvkm_rd32(device, 0x128128 + (i * 0x0800)); + nvkm_debug(ibus, "GPC%d: %06x %08x (%08x)\n", i, addr, data, stat); +} + +void +gk104_ibus_intr(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + u32 intr0 = nvkm_rd32(device, 0x120058); + u32 intr1 = nvkm_rd32(device, 0x12005c); + u32 hubnr = nvkm_rd32(device, 0x120070); + u32 ropnr = nvkm_rd32(device, 0x120074); + u32 gpcnr = nvkm_rd32(device, 0x120078); + u32 i; + + for (i = 0; (intr0 & 0x0000ff00) && i < hubnr; i++) { + u32 stat = 0x00000100 << i; + if (intr0 & stat) { + gk104_ibus_intr_hub(ibus, i); + intr0 &= ~stat; + } + } + + for (i = 0; (intr0 & 0xffff0000) && i < ropnr; i++) { + u32 stat = 0x00010000 << i; + if (intr0 & stat) { + gk104_ibus_intr_rop(ibus, i); + intr0 &= ~stat; + } + } + + for (i = 0; intr1 && i < gpcnr; i++) { + u32 stat = 0x00000001 << i; + if (intr1 & stat) { + gk104_ibus_intr_gpc(ibus, i); + intr1 &= ~stat; + } + } + + nvkm_mask(device, 0x12004c, 0x0000003f, 0x00000002); + nvkm_msec(device, 2000, + if (!(nvkm_rd32(device, 0x12004c) & 0x0000003f)) + break; + ); +} + +static int +gk104_ibus_init(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + nvkm_mask(device, 0x122318, 0x0003ffff, 0x00001000); + nvkm_mask(device, 0x12231c, 0x0003ffff, 0x00000200); + nvkm_mask(device, 0x122310, 0x0003ffff, 0x00000800); + nvkm_mask(device, 0x122348, 0x0003ffff, 0x00000100); + nvkm_mask(device, 0x1223b0, 0x0003ffff, 0x00000fff); + nvkm_mask(device, 0x122348, 0x0003ffff, 0x00000200); + nvkm_mask(device, 0x122358, 0x0003ffff, 0x00002880); + return 0; +} + +static const struct nvkm_subdev_func +gk104_ibus = { + .preinit = gk104_ibus_init, + .init = gk104_ibus_init, + .intr = gk104_ibus_intr, +}; + +int +gk104_ibus_new(struct nvkm_device *device, int index, + struct nvkm_subdev **pibus) +{ + return nvkm_subdev_new_(&gk104_ibus, device, index, pibus); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c new file mode 100644 index 000000000..187d54437 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved. + * + * 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 OR COPYRIGHT HOLDERS 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/ibus.h> +#include <subdev/timer.h> + +static void +gk20a_ibus_init_ibus_ring(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + nvkm_mask(device, 0x137250, 0x3f, 0); + + nvkm_mask(device, 0x000200, 0x20, 0); + udelay(20); + nvkm_mask(device, 0x000200, 0x20, 0x20); + + nvkm_wr32(device, 0x12004c, 0x4); + nvkm_wr32(device, 0x122204, 0x2); + nvkm_rd32(device, 0x122204); + + /* + * Bug: increase clock timeout to avoid operation failure at high + * gpcclk rate. + */ + nvkm_wr32(device, 0x122354, 0x800); + nvkm_wr32(device, 0x128328, 0x800); + nvkm_wr32(device, 0x124320, 0x800); +} + +static void +gk20a_ibus_intr(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + u32 status0 = nvkm_rd32(device, 0x120058); + + if (status0 & 0x7) { + nvkm_debug(ibus, "resetting ibus ring\n"); + gk20a_ibus_init_ibus_ring(ibus); + } + + /* Acknowledge interrupt */ + nvkm_mask(device, 0x12004c, 0x2, 0x2); + nvkm_msec(device, 2000, + if (!(nvkm_rd32(device, 0x12004c) & 0x0000003f)) + break; + ); +} + +static int +gk20a_ibus_init(struct nvkm_subdev *ibus) +{ + gk20a_ibus_init_ibus_ring(ibus); + return 0; +} + +static const struct nvkm_subdev_func +gk20a_ibus = { + .init = gk20a_ibus_init, + .intr = gk20a_ibus_intr, +}; + +int +gk20a_ibus_new(struct nvkm_device *device, int index, + struct nvkm_subdev **pibus) +{ + return nvkm_subdev_new_(&gk20a_ibus, device, index, pibus); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gm200.c new file mode 100644 index 000000000..0f1f0ad63 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gm200.c @@ -0,0 +1,36 @@ +/* + * Copyright 2015 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" + +static const struct nvkm_subdev_func +gm200_ibus = { + .intr = gk104_ibus_intr, +}; + +int +gm200_ibus_new(struct nvkm_device *device, int index, + struct nvkm_subdev **pibus) +{ + return nvkm_subdev_new_(&gm200_ibus, device, index, pibus); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gp10b.c new file mode 100644 index 000000000..0347b367c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gp10b.c @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. + * + * 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 OR COPYRIGHT HOLDERS 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/ibus.h> + +#include "priv.h" + +static int +gp10b_ibus_init(struct nvkm_subdev *ibus) +{ + struct nvkm_device *device = ibus->device; + + nvkm_wr32(device, 0x1200a8, 0x0); + + /* init ring */ + nvkm_wr32(device, 0x12004c, 0x4); + nvkm_wr32(device, 0x122204, 0x2); + nvkm_rd32(device, 0x122204); + + /* timeout configuration */ + nvkm_wr32(device, 0x009080, 0x800186a0); + + return 0; +} + +static const struct nvkm_subdev_func +gp10b_ibus = { + .init = gp10b_ibus_init, + .intr = gk104_ibus_intr, +}; + +int +gp10b_ibus_new(struct nvkm_device *device, int index, + struct nvkm_subdev **pibus) +{ + return nvkm_subdev_new_(&gp10b_ibus, device, index, pibus); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h new file mode 100644 index 000000000..302d69e38 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/priv.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: MIT */ +#ifndef __NVKM_IBUS_PRIV_H__ +#define __NVKM_IBUS_PRIV_H__ + +#include <subdev/ibus.h> + +void gf100_ibus_intr(struct nvkm_subdev *); +void gk104_ibus_intr(struct nvkm_subdev *); +#endif |