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panfrost: Use direct dispatch with shared memory

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This would require memory allocations we don't handle.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11123>
This commit is contained in:
Alyssa Rosenzweig 2021-06-08 11:20:42 -04:00 • committed by Marge Bot
parent d4f25a9588
commit fd7b44882c
1 changed files with 26 additions and 0 deletions
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26
src/gallium/drivers/panfrost/pan_compute.c
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@ -103,6 +103,32 @@ panfrost_launch_grid(struct pipe_context *pipe,
struct panfrost_device *dev = pan_device(pipe->screen); struct panfrost_device *dev = pan_device(pipe->screen);
struct panfrost_batch *batch = panfrost_get_batch_for_fbo(ctx); struct panfrost_batch *batch = panfrost_get_batch_for_fbo(ctx);
struct panfrost_shader_state *cs =
&ctx->shader[PIPE_SHADER_COMPUTE]->variants[0];
/* Indirect dispatch can't handle workgroup local storage since that
* would require dynamic memory allocation. Bail in this case. */
if (info->indirect && !cs->info.wls_size) {
struct pipe_transfer *transfer;
uint32_t *params = pipe_buffer_map_range(pipe, info->indirect,
info->indirect_offset,
3 * sizeof(uint32_t),
PIPE_MAP_READ,
&transfer);
struct pipe_grid_info direct = *info;
direct.indirect = NULL;
direct.grid[0] = params[0];
direct.grid[1] = params[1];
direct.grid[2] = params[2];
pipe_buffer_unmap(pipe, transfer);
if (params[0] && params[1] && params[2])
panfrost_launch_grid(pipe, &direct);
return;
}
ctx->compute_grid = info; ctx->compute_grid = info;
struct panfrost_ptr t = struct panfrost_ptr t =