diff options
| author | Dave Airlie <[email protected]> | 2018-02-05 09:07:54 +1000 |
|---|---|---|
| committer | Dave Airlie <[email protected]> | 2018-02-07 06:08:12 +1000 |
| commit | 5fd7b282b35c0d81c27d8af654ee58073f0acb58 (patch) | |
| tree | f999dc2cae6d1ff87c0f37f448e7bee3f1aa8d7d | |
| parent | 00a112641b6c9a401079fbe5e61f4befe636876e (diff) | |
r600: fix not-very indirect compute
We need to get the grid sizes earlier to fill in to the const
buffer.
Fixes:
KHR-GL45.compute_shader.built-in-variables
and
KHR-GL45.compute_shader.dispatch-indirect
Reviewed-by: Roland Scheidegger <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
| -rw-r--r-- | src/gallium/drivers/r600/evergreen_compute.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/src/gallium/drivers/r600/evergreen_compute.c b/src/gallium/drivers/r600/evergreen_compute.c index b2c724feb05..8a771cb8a65 100644 --- a/src/gallium/drivers/r600/evergreen_compute.c +++ b/src/gallium/drivers/r600/evergreen_compute.c @@ -571,7 +571,8 @@ static void evergreen_compute_upload_input(struct pipe_context *ctx, } static void evergreen_emit_dispatch(struct r600_context *rctx, - const struct pipe_grid_info *info) + const struct pipe_grid_info *info, + uint32_t indirect_grid[3]) { int i; struct radeon_winsys_cs *cs = rctx->b.gfx.cs; @@ -631,15 +632,11 @@ static void evergreen_emit_dispatch(struct r600_context *rctx, lds_size | (num_waves << 14)); if (info->indirect) { - struct r600_resource *indirect_resource = (struct r600_resource *)info->indirect; - unsigned *data = r600_buffer_map_sync_with_rings(&rctx->b, indirect_resource, PIPE_TRANSFER_READ); - if (data) { - radeon_emit(cs, PKT3C(PKT3_DISPATCH_DIRECT, 3, 0)); - radeon_emit(cs, data[0]); - radeon_emit(cs, data[1]); - radeon_emit(cs, data[2]); - radeon_emit(cs, 1); - } + radeon_emit(cs, PKT3C(PKT3_DISPATCH_DIRECT, 3, 0)); + radeon_emit(cs, indirect_grid[0]); + radeon_emit(cs, indirect_grid[1]); + radeon_emit(cs, indirect_grid[2]); + radeon_emit(cs, 1); } else { /* Dispatch packet */ radeon_emit(cs, PKT3C(PKT3_DISPATCH_DIRECT, 3, 0)); @@ -703,6 +700,7 @@ static void compute_emit_cs(struct r600_context *rctx, struct r600_pipe_shader *current; struct r600_shader_atomic combined_atomics[8]; uint8_t atomic_used_mask; + uint32_t indirect_grid[3] = { 0, 0, 0 }; /* make sure that the gfx ring is only one active */ if (radeon_emitted(rctx->b.dma.cs, 0)) { @@ -729,9 +727,17 @@ static void compute_emit_cs(struct r600_context *rctx, bool need_buf_const = current->shader.uses_tex_buffers || current->shader.has_txq_cube_array_z_comp; + if (info->indirect) { + struct r600_resource *indirect_resource = (struct r600_resource *)info->indirect; + unsigned *data = r600_buffer_map_sync_with_rings(&rctx->b, indirect_resource, PIPE_TRANSFER_READ); + unsigned offset = info->indirect_offset / 4; + indirect_grid[0] = data[offset]; + indirect_grid[1] = data[offset + 1]; + indirect_grid[2] = data[offset + 2]; + } for (int i = 0; i < 3; i++) { rctx->cs_block_grid_sizes[i] = info->block[i]; - rctx->cs_block_grid_sizes[i + 4] = info->grid[i]; + rctx->cs_block_grid_sizes[i + 4] = info->indirect ? indirect_grid[i] : info->grid[i]; } rctx->cs_block_grid_sizes[3] = rctx->cs_block_grid_sizes[7] = 0; rctx->driver_consts[PIPE_SHADER_COMPUTE].cs_block_grid_size_dirty = true; @@ -802,7 +808,7 @@ static void compute_emit_cs(struct r600_context *rctx, r600_emit_atom(rctx, &rctx->cs_shader_state.atom); /* Emit dispatch state and dispatch packet */ - evergreen_emit_dispatch(rctx, info); + evergreen_emit_dispatch(rctx, info, indirect_grid); /* XXX evergreen_flush_emit() hardcodes the CP_COHER_SIZE to 0xffffffff */ |