From ed22e684622533f903dfad9beb99d872536c3040 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 20 Mar 2015 15:38:23 +1000 Subject: [PATCH] drm/nouveau/gr/gk104-gk20a: call pmu to disable any power-gating before ctor() On some of these chipsets, reading NV_PGRAPH_GPC_GPM_PD_PES_TPC_ID_MASK can trigger a PRI fault and return an error code instead of a TPC mask, unless PGOB has been disabled first. Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h | 3 +++ drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c | 13 ++++++++++++- drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c | 2 +- drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c | 2 +- drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c | 2 +- 5 files changed, 18 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h index fc821825a3cf..3110f63e00cb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h @@ -124,6 +124,9 @@ void gf100_gr_dtor(struct nvkm_object *); int gf100_gr_init(struct nvkm_object *); void gf100_gr_zbc_init(struct gf100_gr_priv *); +int gk104_gr_ctor(struct nvkm_object *, struct nvkm_object *, + struct nvkm_oclass *, void *data, u32 size, + struct nvkm_object **); int gk104_gr_init(struct nvkm_object *); extern struct nvkm_ofuncs gf100_fermi_ofuncs; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c index 489fdd94b885..9d85238d024a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c @@ -310,6 +310,17 @@ gk104_gr_init(struct nvkm_object *object) return gf100_gr_init_ctxctl(priv); } +int +gk104_gr_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct nvkm_pmu *pmu = nvkm_pmu(parent); + if (pmu) + pmu->pgob(pmu, false); + return gf100_gr_ctor(parent, engine, oclass, data, size, pobject); +} + #include "fuc/hubgk104.fuc3.h" static struct gf100_gr_ucode @@ -334,7 +345,7 @@ struct nvkm_oclass * gk104_gr_oclass = &(struct gf100_gr_oclass) { .base.handle = NV_ENGINE(GR, 0xe4), .base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = gf100_gr_ctor, + .ctor = gk104_gr_ctor, .dtor = gf100_gr_dtor, .init = gk104_gr_init, .fini = _nvkm_gr_fini, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c index 29569ac6b47b..291b60a9262e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c @@ -197,7 +197,7 @@ struct nvkm_oclass * gk110_gr_oclass = &(struct gf100_gr_oclass) { .base.handle = NV_ENGINE(GR, 0xf0), .base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = gf100_gr_ctor, + .ctor = gk104_gr_ctor, .dtor = gf100_gr_dtor, .init = gk104_gr_init, .fini = _nvkm_gr_fini, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c index 7771451af50b..9ff9eab0ccaf 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c @@ -102,7 +102,7 @@ struct nvkm_oclass * gk110b_gr_oclass = &(struct gf100_gr_oclass) { .base.handle = NV_ENGINE(GR, 0xf1), .base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = gf100_gr_ctor, + .ctor = gk104_gr_ctor, .dtor = gf100_gr_dtor, .init = gk104_gr_init, .fini = _nvkm_gr_fini, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c index 31d8e6055376..22d67fd8c323 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c @@ -176,7 +176,7 @@ struct nvkm_oclass * gk208_gr_oclass = &(struct gf100_gr_oclass) { .base.handle = NV_ENGINE(GR, 0x08), .base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = gf100_gr_ctor, + .ctor = gk104_gr_ctor, .dtor = gf100_gr_dtor, .init = gk104_gr_init, .fini = _nvkm_gr_fini, -- 2.34.1