From: Ben Skeggs Date: Tue, 8 May 2018 20:39:47 +1000 Subject: drm/nouveau/gr/gf100-: note missing 418800 modifications Git-commit: 5b54b5b92543cac6b9f3728935869fafdb3bf0d9 Patch-mainline: v4.18-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 Signed-off-by: Ben Skeggs Acked-by: Petr Tesarik --- drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c | 2 ++ drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h | 2 ++ drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c | 19 +++++++++++++++++-- drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110.c | 1 + drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110b.c | 1 + drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk208.c | 1 + 6 files changed, 24 insertions(+), 2 deletions(-) --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c @@ -1426,6 +1426,8 @@ gf100_grctx_generate_main(struct gf100_g if (grctx->r419cb8) grctx->r419cb8(gr); + if (grctx->r418800) + grctx->r418800(gr); } #define CB_RESERVED 0x80000 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h @@ -64,6 +64,7 @@ struct gf100_grctx_func { void (*smid_config)(struct gf100_gr *); /* misc other things */ void (*r419cb8)(struct gf100_gr *); + void (*r418800)(struct gf100_gr *); }; extern const struct gf100_grctx_func gf100_grctx; @@ -106,6 +107,7 @@ void gk104_grctx_generate_bundle(struct void gk104_grctx_generate_pagepool(struct gf100_grctx *); void gk104_grctx_generate_patch_ltc(struct gf100_grctx *); void gk104_grctx_generate_unkn(struct gf100_gr *); +void gk104_grctx_generate_r418800(struct gf100_gr *); extern const struct gf100_grctx_func gk110_grctx; extern const struct gf100_grctx_func gk110b_grctx; --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c @@ -841,6 +841,21 @@ gk104_grctx_pack_ppc[] = { ******************************************************************************/ void +gk104_grctx_generate_r418800(struct gf100_gr *gr) +{ + struct nvkm_device *device = gr->base.engine.subdev.device; + /*XXX: Not real sure where to apply these, there doesn't seem + * to be any pattern to which chipsets it's done on. + * + * Perhaps a VBIOS tweak? + */ + if (0) { + nvkm_mask(device, 0x418800, 0x00200000, 0x00200000); + nvkm_mask(device, 0x41be10, 0x00800000, 0x00800000); + } +} + +void gk104_grctx_generate_patch_ltc(struct gf100_grctx *info) { struct nvkm_device *device = info->gr->base.engine.subdev.device; @@ -935,8 +950,7 @@ gk104_grctx_generate_main(struct gf100_g gf100_gr_mthd(gr, grctx->mthd); nvkm_mc_unk260(device, 1); - nvkm_mask(device, 0x418800, 0x00200000, 0x00200000); - nvkm_mask(device, 0x41be10, 0x00800000, 0x00800000); + grctx->r418800(gr); } void @@ -1016,4 +1030,5 @@ gk104_grctx = { .dist_skip_table = gf117_grctx_generate_dist_skip_table, .gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr, .r419f78 = gk104_grctx_generate_r419f78, + .r418800 = gk104_grctx_generate_r418800, }; --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110.c @@ -837,4 +837,5 @@ gk110_grctx = { .alpha_beta_tables = gk104_grctx_generate_alpha_beta_tables, .dist_skip_table = gf117_grctx_generate_dist_skip_table, .gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr, + .r418800 = gk104_grctx_generate_r418800, }; --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110b.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk110b.c @@ -98,4 +98,5 @@ gk110b_grctx = { .alpha_beta_tables = gk104_grctx_generate_alpha_beta_tables, .dist_skip_table = gf117_grctx_generate_dist_skip_table, .gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr, + .r418800 = gk104_grctx_generate_r418800, }; --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk208.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk208.c @@ -559,4 +559,5 @@ gk208_grctx = { .alpha_beta_tables = gk104_grctx_generate_alpha_beta_tables, .dist_skip_table = gf117_grctx_generate_dist_skip_table, .gpc_tpc_nr = gk104_grctx_generate_gpc_tpc_nr, + .r418800 = gk104_grctx_generate_r418800, };