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authorRob Clark <[email protected]>2017-08-24 10:22:24 -0400
committerRob Clark <[email protected]>2017-12-19 16:36:10 -0500
commit805a72404c141454ae83f28cb982a4870732928f (patch)
tree2e4ef0514970f0059c5d3ae43f7dd91160fa633d /src/gallium
parent0015217c1eeb3743785ae5e33d004ef49dba3fa6 (diff)
freedreno: context priority support
For devices (and kernels) which support different priority ringbuffers, expose context priority support. Signed-off-by: Rob Clark <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/freedreno/freedreno_context.c9
-rw-r--r--src/gallium/drivers/freedreno/freedreno_screen.c12
-rw-r--r--src/gallium/drivers/freedreno/freedreno_screen.h1
3 files changed, 20 insertions, 2 deletions
diff --git a/src/gallium/drivers/freedreno/freedreno_context.c b/src/gallium/drivers/freedreno/freedreno_context.c
index 66088da8c7e..59e902956f0 100644
--- a/src/gallium/drivers/freedreno/freedreno_context.c
+++ b/src/gallium/drivers/freedreno/freedreno_context.c
@@ -259,10 +259,17 @@ fd_context_init(struct fd_context *ctx, struct pipe_screen *pscreen,
{
struct fd_screen *screen = fd_screen(pscreen);
struct pipe_context *pctx;
+ unsigned prio = 1;
int i;
+ /* lower numerical value == higher priority: */
+ if (flags & PIPE_CONTEXT_HIGH_PRIORITY)
+ prio = 0;
+ else if (flags & PIPE_CONTEXT_LOW_PRIORITY)
+ prio = 2;
+
ctx->screen = screen;
- ctx->pipe = fd_pipe_new(screen->dev, FD_PIPE_3D);
+ ctx->pipe = fd_pipe_new2(screen->dev, FD_PIPE_3D, prio);
ctx->primtypes = primtypes;
ctx->primtype_mask = 0;
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index cf74c8d621b..f1bc5682403 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -339,9 +339,11 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_TILE_RASTER_ORDER:
case PIPE_CAP_MAX_COMBINED_SHADER_OUTPUT_RESOURCES:
case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET:
- case PIPE_CAP_CONTEXT_PRIORITY_MASK:
return 0;
+ case PIPE_CAP_CONTEXT_PRIORITY_MASK:
+ return screen->priority_mask;
+
case PIPE_CAP_DRAW_INDIRECT:
if (is_a4xx(screen) || is_a5xx(screen))
return 1;
@@ -842,6 +844,14 @@ fd_screen_create(struct fd_device *dev)
}
screen->chip_id = val;
+ if (fd_pipe_get_param(screen->pipe, FD_NR_RINGS, &val)) {
+ DBG("could not get # of rings");
+ screen->priority_mask = 0;
+ } else {
+ /* # of rings equates to number of unique priority values: */
+ screen->priority_mask = (1 << val) - 1;
+ }
+
DBG("Pipe Info:");
DBG(" GPU-id: %d", screen->gpu_id);
DBG(" Chip-id: 0x%08x", screen->chip_id);
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.h b/src/gallium/drivers/freedreno/freedreno_screen.h
index 68518ef721b..d5e497d4f65 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.h
+++ b/src/gallium/drivers/freedreno/freedreno_screen.h
@@ -67,6 +67,7 @@ struct fd_screen {
uint32_t max_rts; /* max # of render targets */
uint32_t gmem_alignw, gmem_alignh;
uint32_t num_vsc_pipes;
+ uint32_t priority_mask;
bool has_timestamp;
void *compiler; /* currently unused for a2xx */