Please apply this behavior to r600g only. See rscreen->chip_class.
Marek
On Fri, Jul 31, 2015 at 12:06 AM, Zoltan Gilian <zoltan.gil...@gmail.com> wrote:
> To circumvent a problem occuring when LINEAR_ALIGNED array mode is
> selected on a TEXTURE_2D RAT.
> This configuration causes MEM_RAT STORE_TYPED to write to incorrect
> locations.
> ---
> src/gallium/drivers/radeon/r600_texture.c | 10 ++++++++--
> 1 file changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/src/gallium/drivers/radeon/r600_texture.c
> b/src/gallium/drivers/radeon/r600_texture.c
> index 8169e05..8979a98 100644
> --- a/src/gallium/drivers/radeon/r600_texture.c
> +++ b/src/gallium/drivers/radeon/r600_texture.c
> @@ -706,6 +706,7 @@ static unsigned r600_choose_tiling(struct
> r600_common_screen *rscreen,
> const struct pipe_resource *templ)
> {
> const struct util_format_description *desc =
> util_format_description(templ->format);
> + bool force_tiling = templ->flags & R600_RESOURCE_FLAG_FORCE_TILING;
>
> /* MSAA resources must be 2D tiled. */
> if (templ->nr_samples > 1)
> @@ -715,10 +716,15 @@ static unsigned r600_choose_tiling(struct
> r600_common_screen *rscreen,
> if (templ->flags & R600_RESOURCE_FLAG_TRANSFER)
> return RADEON_SURF_MODE_LINEAR_ALIGNED;
>
> + /* Force tiling on TEXTURE_2D and TEXTURE_3D compute resources. */
> + if ((templ->target == PIPE_TEXTURE_2D ||
> + templ->target == PIPE_TEXTURE_3D) &&
> + (templ->bind & PIPE_BIND_COMPUTE_RESOURCE))
> + force_tiling = true;
> +
> /* Handle common candidates for the linear mode.
> * Compressed textures must always be tiled. */
> - if (!(templ->flags & R600_RESOURCE_FLAG_FORCE_TILING) &&
> - !util_format_is_compressed(templ->format)) {
> + if (!force_tiling && !util_format_is_compressed(templ->format)) {
> /* Not everything can be linear, so we cannot enforce it
> * for all textures. */
> if ((rscreen->debug_flags & DBG_NO_TILING) &&
> --
> 2.4.6
>
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