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drm/nouveau/fifo/gk104-: virtualise pbdma enable function

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Turing will require different code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2018-12-11 14:50:02 +10:00
parent fb80ad15f8
commit f37a302e67
3 changed files with 12 additions and 1 deletions
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10
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c
View File

@ -249,8 +249,16 @@ gk104_fifo_runlist = {
.commit = gk104_fifo_runlist_commit,
};
void
gk104_fifo_pbdma_init(struct gk104_fifo *fifo)
{
struct nvkm_device *device = fifo->base.engine.subdev.device;
nvkm_wr32(device, 0x000204, (1 << fifo->pbdma_nr) - 1);
}
const struct gk104_fifo_pbdma_func
gk104_fifo_pbdma = {
.init = gk104_fifo_pbdma_init,
};
static void
@ -991,7 +999,7 @@ gk104_fifo_init(struct nvkm_fifo *base)
int i;
/* Enable PBDMAs. */
nvkm_wr32(device, 0x000204, (1 << fifo->pbdma_nr) - 1);
fifo->func->pbdma->init(fifo);
/* PBDMA[n] */
for (i = 0; i < fifo->pbdma_nr; i++) {

2
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h
View File

@ -46,6 +46,7 @@ struct gk104_fifo {
struct gk104_fifo_func {
const struct gk104_fifo_pbdma_func {
void (*init)(struct gk104_fifo *);
void (*init_timeout)(struct gk104_fifo *);
} *pbdma;
@ -88,6 +89,7 @@ void gk104_fifo_runlist_remove(struct gk104_fifo *, struct gk104_fifo_chan *);
void gk104_fifo_runlist_update(struct gk104_fifo *, int runl);
extern const struct gk104_fifo_pbdma_func gk104_fifo_pbdma;
void gk104_fifo_pbdma_init(struct gk104_fifo *);
extern const struct nvkm_enum gk104_fifo_fault_access[];
extern const struct nvkm_enum gk104_fifo_fault_engine[];
extern const struct nvkm_enum gk104_fifo_fault_reason[];

1
drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk208.c
View File

@ -38,6 +38,7 @@ gk208_fifo_pbdma_init_timeout(struct gk104_fifo *fifo)
const struct gk104_fifo_pbdma_func
gk208_fifo_pbdma = {
.init = gk104_fifo_pbdma_init,
.init_timeout = gk208_fifo_pbdma_init_timeout,
};