On Mon, Jul 22, 2013 at 09:24:56AM -0400, Jonathan Charest wrote:
> To have non-static buffers in local memory, it is necessary to pass them
> as arguments to the kernel.
>
> For r600, the correct lds size must be set to the SQ_LDS_ALLOC register.
> The correct size is the clover size plus the size reported by the
> compiler.
>
Reviewed-by: Tom Stellard <thomas.stell...@amd.com>
> ---
> src/gallium/drivers/r600/evergreen_compute.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/src/gallium/drivers/r600/evergreen_compute.c
> b/src/gallium/drivers/r600/evergreen_compute.c
> index f76fc9c..9b2bae3 100644
> --- a/src/gallium/drivers/r600/evergreen_compute.c
> +++ b/src/gallium/drivers/r600/evergreen_compute.c
> @@ -211,8 +211,7 @@ void *evergreen_create_compute_state(
> #endif
>
> shader->ctx = (struct r600_context*)ctx;
> - /* XXX: We ignore cso->req_local_mem, because we compute this value
> - * ourselves on a per-kernel basis. */
> + shader->local_size = cso->req_local_mem;
> shader->private_size = cso->req_private_mem;
> shader->input_size = cso->req_input_mem;
>
> @@ -334,7 +333,7 @@ static void evergreen_emit_direct_dispatch(
> unsigned wave_divisor = (16 * num_pipes);
> int group_size = 1;
> int grid_size = 1;
> - unsigned lds_size = shader->active_kernel->bc.nlds_dw;
> + unsigned lds_size = shader->local_size / 4 +
> shader->active_kernel->bc.nlds_dw;
>
> /* Calculate group_size/grid_size */
> for (i = 0; i < 3; i++) {
> -- 1.8.3.2
>
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