diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c new file mode 100644 index 000000000..4ecc8f98a --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/gm200.c @@ -0,0 +1,182 @@ +/* + * 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 "chan.h" +#include "hdmi.h" +#include "head.h" +#include "ior.h" +#include "outp.h" + +#include <nvif/class.h> + +void +gm200_sor_dp_drive(struct nvkm_ior *sor, int ln, int pc, int dc, int pe, int pu) +{ + struct nvkm_device *device = sor->disp->engine.subdev.device; + const u32 loff = nv50_sor_link(sor); + const u32 shift = sor->func->dp->lanes[ln] * 8; + u32 data[4]; + + pu &= 0x0f; + + data[0] = nvkm_rd32(device, 0x61c118 + loff) & ~(0x000000ff << shift); + data[1] = nvkm_rd32(device, 0x61c120 + loff) & ~(0x000000ff << shift); + data[2] = nvkm_rd32(device, 0x61c130 + loff); + if ((data[2] & 0x00000f00) < (pu << 8) || ln == 0) + data[2] = (data[2] & ~0x00000f00) | (pu << 8); + + nvkm_wr32(device, 0x61c118 + loff, data[0] | (dc << shift)); + nvkm_wr32(device, 0x61c120 + loff, data[1] | (pe << shift)); + nvkm_wr32(device, 0x61c130 + loff, data[2]); + + data[3] = nvkm_rd32(device, 0x61c13c + loff) & ~(0x000000ff << shift); + nvkm_wr32(device, 0x61c13c + loff, data[3] | (pc << shift)); +} + +const struct nvkm_ior_func_dp +gm200_sor_dp = { + .lanes = { 0, 1, 2, 3 }, + .links = gf119_sor_dp_links, + .power = g94_sor_dp_power, + .pattern = gm107_sor_dp_pattern, + .drive = gm200_sor_dp_drive, + .vcpi = gf119_sor_dp_vcpi, + .audio = gf119_sor_dp_audio, + .audio_sym = gf119_sor_dp_audio_sym, + .watermark = gf119_sor_dp_watermark, +}; + +void +gm200_sor_hdmi_scdc(struct nvkm_ior *ior, u8 scdc) +{ + struct nvkm_device *device = ior->disp->engine.subdev.device; + const u32 soff = nv50_ior_base(ior); + const u32 ctrl = scdc & 0x3; + + nvkm_mask(device, 0x61c5bc + soff, 0x00000003, ctrl); + + ior->tmds.high_speed = !!(scdc & 0x2); +} + +void +gm200_sor_route_set(struct nvkm_outp *outp, struct nvkm_ior *ior) +{ + struct nvkm_device *device = outp->disp->engine.subdev.device; + const u32 moff = __ffs(outp->info.or) * 0x100; + const u32 sor = ior ? ior->id + 1 : 0; + u32 link = ior ? (ior->asy.link == 2) : 0; + + if (outp->info.sorconf.link & 1) { + nvkm_mask(device, 0x612308 + moff, 0x0000001f, link << 4 | sor); + link++; + } + + if (outp->info.sorconf.link & 2) + nvkm_mask(device, 0x612388 + moff, 0x0000001f, link << 4 | sor); +} + +int +gm200_sor_route_get(struct nvkm_outp *outp, int *link) +{ + struct nvkm_device *device = outp->disp->engine.subdev.device; + const int sublinks = outp->info.sorconf.link; + int lnk[2], sor[2], m, s; + + for (*link = 0, m = __ffs(outp->info.or) * 2, s = 0; s < 2; m++, s++) { + if (sublinks & BIT(s)) { + u32 data = nvkm_rd32(device, 0x612308 + (m * 0x80)); + lnk[s] = (data & 0x00000010) >> 4; + sor[s] = (data & 0x0000000f); + if (!sor[s]) + return -1; + *link |= lnk[s]; + } + } + + if (sublinks == 3) { + if (sor[0] != sor[1] || WARN_ON(lnk[0] || !lnk[1])) + return -1; + } + + return ((sublinks & 1) ? sor[0] : sor[1]) - 1; +} + +static const struct nvkm_ior_func +gm200_sor = { + .route = { + .get = gm200_sor_route_get, + .set = gm200_sor_route_set, + }, + .state = gf119_sor_state, + .power = nv50_sor_power, + .clock = gf119_sor_clock, + .hdmi = { + .ctrl = gk104_sor_hdmi_ctrl, + .scdc = gm200_sor_hdmi_scdc, + }, + .dp = &gm200_sor_dp, + .hda = &gf119_sor_hda, +}; + +static int +gm200_sor_new(struct nvkm_disp *disp, int id) +{ + struct nvkm_device *device = disp->engine.subdev.device; + u32 hda; + + if (!((hda = nvkm_rd32(device, 0x08a15c)) & 0x40000000)) + hda = nvkm_rd32(device, 0x101034); + + return nvkm_ior_new_(&gm200_sor, disp, SOR, id, hda & BIT(id)); +} + +static const struct nvkm_disp_func +gm200_disp = { + .oneinit = nv50_disp_oneinit, + .init = gf119_disp_init, + .fini = gf119_disp_fini, + .intr = gf119_disp_intr, + .intr_error = gf119_disp_intr_error, + .super = gf119_disp_super, + .uevent = &gf119_disp_chan_uevent, + .head = { .cnt = gf119_head_cnt, .new = gf119_head_new }, + .dac = { .cnt = gf119_dac_cnt, .new = gf119_dac_new }, + .sor = { .cnt = gf119_sor_cnt, .new = gm200_sor_new }, + .root = { 0,0,GM200_DISP }, + .user = { + {{0,0,GK104_DISP_CURSOR }, nvkm_disp_chan_new, &gf119_disp_curs }, + {{0,0,GK104_DISP_OVERLAY }, nvkm_disp_chan_new, &gf119_disp_oimm }, + {{0,0,GK110_DISP_BASE_CHANNEL_DMA }, nvkm_disp_chan_new, &gf119_disp_base }, + {{0,0,GM200_DISP_CORE_CHANNEL_DMA }, nvkm_disp_core_new, &gk104_disp_core }, + {{0,0,GK104_DISP_OVERLAY_CONTROL_DMA}, nvkm_disp_chan_new, &gk104_disp_ovly }, + {} + }, +}; + +int +gm200_disp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, + struct nvkm_disp **pdisp) +{ + return nvkm_disp_new_(&gm200_disp, device, type, inst, pdisp); +} |