radeonsi: allow fast color clear and Hyper-Z with 1D-tiled surfaces on CIK

This depends on my kernel fix. Hyper-Z is still disabled by default.

diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c
index 30610a2..e39b9ec 100644 (file)
--- a/src/gallium/drivers/radeon/r600_texture.c
+++ b/src/gallium/drivers/radeon/r600_texture.c
@@ -481,9 +481,9 @@ static unsigned si_texture_htile_alloc_size(struct r600_common_screen *rscreen,
        unsigned slice_elements, slice_bytes, pipe_interleave_bytes, base_align;
        unsigned num_pipes = rscreen->tiling_info.num_channels;
 
-       /* HTILE doesn't work with 1D tiling (there's massive corruption
-        * in glxgears). */
-       if (rtex->surface.level[0].mode != RADEON_SURF_MODE_2D)
+       /* HTILE is broken with 1D tiling on old kernels and CIK. */
+       if (rtex->surface.level[0].mode == RADEON_SURF_MODE_1D &&
+           rscreen->chip_class >= CIK && rscreen->info.drm_minor < 38)
                return 0;
 
        switch (num_pipes) {
@@ -1255,9 +1255,9 @@ void evergreen_do_fast_color_clear(struct r600_common_context *rctx,
                        continue;
                }
 
-               /* fast color clear with 1D tiling doesn't work on CIK */
+               /* fast color clear with 1D tiling doesn't work on old kernels and CIK */
                if (tex->surface.level[0].mode == RADEON_SURF_MODE_1D &&
-                   rctx->chip_class >= CIK) {
+                   rctx->chip_class >= CIK && rctx->screen->info.drm_minor < 38) {
                        continue;
                }