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radeonsi: do init/deinit for multi-dispatch compute blits only once

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Do it outside the loop, which is more optimal.

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31168>
This commit is contained in:
Marek Olšák 2024-08-21 14:38:22 -04:00
parent 4d6a90ddac
commit b73ba7b710
1 changed files with 17 additions and 4 deletions
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21
src/gallium/drivers/radeonsi/si_compute_blit.c
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@ -996,6 +996,19 @@ bool si_compute_blit(struct si_context *sctx, const struct pipe_blit_info *info,
if (info->render_condition_enable)
flags |= SI_OP_CS_RENDER_COND_ENABLE;
/* Bind images and execute the barrier. */
unsigned num_images = is_clear ? 1 : 2;
struct pipe_image_view saved_images[2] = {};
assert(num_images <= ARRAY_SIZE(saved_images));
/* This must be before the barrier and si_compute_begin_internal because it might invoke DCC
* decompression.
*/
flags |= SI_OP_CS_IMAGE;
si_compute_save_and_bind_images(sctx, num_images, image, saved_images);
si_barrier_before_internal_op(sctx, flags, 0, NULL, 0, num_images, image);
si_compute_begin_internal(sctx, flags);
/* Execute compute blits. */
for (unsigned i = 0; i < out.num_dispatches; i++) {
struct ac_cs_blit_dispatch *dispatch = &out.dispatches[i];
@ -1026,11 +1039,11 @@ bool si_compute_blit(struct si_context *sctx, const struct pipe_blit_info *info,
},
};
si_launch_grid_internal_images(sctx, image, is_clear ? 1 : 2, &grid, shader,
(flags & ~SI_OP_SYNC_BEFORE_AFTER) |
(i == 0 ? flags & SI_OP_SYNC_BEFORE : 0) |
(i == out.num_dispatches - 1 ? flags & SI_OP_SYNC_AFTER : 0));
si_launch_grid_internal(sctx, &grid, shader);
}
si_compute_end_internal(sctx);
si_barrier_after_internal_op(sctx, flags, 0, NULL, 0, num_images, image);
si_compute_restore_images(sctx, num_images, saved_images);
return true;
}