diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c index b5706b15a64d..b6c23cf43f83 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c @@ -33,6 +33,7 @@ #include <engine/sw.h> #include <nvif/class.h> +#include <nvif/cl0080.h> struct gk104_fifo_engine_status { bool busy; @@ -784,6 +785,34 @@ gk104_fifo_fini(struct nvkm_fifo *base) } static int +gk104_fifo_info(struct nvkm_fifo *base, u64 mthd, u64 *data) +{ + struct gk104_fifo *fifo = gk104_fifo(base); + switch (mthd) { + case NV_DEVICE_FIFO_RUNLISTS: + *data = (1ULL << fifo->runlist_nr) - 1; + return 0; + case NV_DEVICE_FIFO_RUNLIST_ENGINES(0)... + NV_DEVICE_FIFO_RUNLIST_ENGINES(63): { + int runl = mthd - NV_DEVICE_FIFO_RUNLIST_ENGINES(0), engn; + if (runl < fifo->runlist_nr) { + unsigned long engm = fifo->runlist[runl].engm; + struct nvkm_engine *engine; + *data = 0; + for_each_set_bit(engn, &engm, fifo->engine_nr) { + if ((engine = fifo->engine[engn].engine)) + *data |= BIT_ULL(engine->subdev.index); + } + return 0; + } + } + return -EINVAL; + default: + return -EINVAL; + } +} + +static int gk104_fifo_oneinit(struct nvkm_fifo *base) { struct gk104_fifo *fifo = gk104_fifo(base); @@ -912,6 +941,7 @@ static const struct nvkm_fifo_func gk104_fifo_ = { .dtor = gk104_fifo_dtor, .oneinit = gk104_fifo_oneinit, + .info = gk104_fifo_info, .init = gk104_fifo_init, .fini = gk104_fifo_fini, .intr = gk104_fifo_intr, |