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freedreno: Add aux-context support

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A global aux-context can be created on-demand for cases where we need to
(for example) blit a resource when we only have a screen ptr.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23324>
This commit is contained in:
Rob Clark 2023-05-30 10:20:53 -07:00 • committed by Marge Bot
parent 221a6986ba
commit 75193262fd
2 changed files with 35 additions and 0 deletions
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28
src/gallium/drivers/freedreno/freedreno_screen.c
View file

@ -146,6 +146,9 @@ fd_screen_destroy(struct pipe_screen *pscreen)
{
struct fd_screen *screen = fd_screen(pscreen);
if (screen->aux_ctx)
screen->aux_ctx->destroy(screen->aux_ctx);
if (screen->tess_bo)
fd_bo_del(screen->tess_bo);
@ -1230,9 +1233,34 @@ fd_screen_create(int fd,
slab_create_parent(&screen->transfer_pool, sizeof(struct fd_transfer), 16);
simple_mtx_init(&screen->aux_ctx_lock, mtx_plain);
return pscreen;
fail:
fd_screen_destroy(pscreen);
return NULL;
}
struct fd_context *
fd_screen_aux_context_get(struct pipe_screen *pscreen)
{
struct fd_screen *screen = fd_screen(pscreen);
simple_mtx_lock(&screen->aux_ctx_lock);
if (!screen->aux_ctx) {
screen->aux_ctx = pscreen->context_create(pscreen, NULL, 0);
}
return fd_context(screen->aux_ctx);
}
void
fd_screen_aux_context_put(struct pipe_screen *pscreen)
{
struct fd_screen *screen = fd_screen(pscreen);
screen->aux_ctx->flush(screen->aux_ctx, NULL, 0);
simple_mtx_unlock(&screen->aux_ctx_lock);
}

7
src/gallium/drivers/freedreno/freedreno_screen.h
View file

@ -170,6 +170,9 @@ struct fd_screen {
*/
const enum pc_di_primtype *primtypes;
uint32_t primtypes_mask;
simple_mtx_t aux_ctx_lock;
struct pipe_context *aux_ctx;
};
static inline struct fd_screen *
@ -178,6 +181,10 @@ fd_screen(struct pipe_screen *pscreen)
return (struct fd_screen *)pscreen;
}
struct fd_context;
struct fd_context * fd_screen_aux_context_get(struct pipe_screen *pscreen);
void fd_screen_aux_context_put(struct pipe_screen *pscreen);
static inline void
fd_screen_lock(struct fd_screen *screen)
{