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path: root/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c
index c6a3f6d8a8ca..ec22da6c99fc 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c
@@ -188,6 +188,21 @@ gk104_gr_init_rop_active_fbps(struct gf100_gr *gr)
nvkm_mask(device, 0x408958, 0x0000000f, fbp_count); /* crop */
}
+void
+gk104_gr_init_ppc_exceptions(struct gf100_gr *gr)
+{
+ struct nvkm_device *device = gr->base.engine.subdev.device;
+ int gpc, ppc;
+
+ for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
+ for (ppc = 0; ppc < gr->ppc_nr[gpc]; ppc++) {
+ if (!(gr->ppc_mask[gpc] & (1 << ppc)))
+ continue;
+ nvkm_wr32(device, PPC_UNIT(gpc, ppc, 0x038), 0xc0000000);
+ }
+ }
+}
+
int
gk104_gr_init(struct gf100_gr *gr)
{
@@ -260,8 +275,9 @@ gk104_gr_init(struct gf100_gr *gr)
nvkm_mask(device, 0x419cc0, 0x00000008, 0x00000008);
nvkm_mask(device, 0x419eb4, 0x00001000, 0x00001000);
+ gr->func->init_ppc_exceptions(gr);
+
for (gpc = 0; gpc < gr->gpc_nr; gpc++) {
- nvkm_wr32(device, GPC_UNIT(gpc, 0x3038), 0xc0000000);
nvkm_wr32(device, GPC_UNIT(gpc, 0x0420), 0xc0000000);
nvkm_wr32(device, GPC_UNIT(gpc, 0x0900), 0xc0000000);
nvkm_wr32(device, GPC_UNIT(gpc, 0x1028), 0xc0000000);
@@ -324,6 +340,7 @@ static const struct gf100_gr_func
gk104_gr = {
.init = gk104_gr_init,
.init_rop_active_fbps = gk104_gr_init_rop_active_fbps,
+ .init_ppc_exceptions = gk104_gr_init_ppc_exceptions,
.mmio = gk104_gr_pack_mmio,
.fecs.ucode = &gk104_gr_fecs_ucode,
.gpccs.ucode = &gk104_gr_gpccs_ucode,