Mesa (master): anv/formats: Disallow 1D compressed textures
Nanley Chery
nchery at kemper.freedesktop.org
Thu Nov 3 18:23:23 UTC 2016
Module: Mesa
Branch: master
Commit: 80de528c7e75d9a01811d48c82af170da9dc2364
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=80de528c7e75d9a01811d48c82af170da9dc2364
Author: Nanley Chery <nanley.g.chery at intel.com>
Date: Thu Sep 22 16:44:19 2016 -0700
anv/formats: Disallow 1D compressed textures
Signed-off-by: Nanley Chery <nanley.g.chery at intel.com>
Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>
---
src/intel/vulkan/anv_formats.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/src/intel/vulkan/anv_formats.c b/src/intel/vulkan/anv_formats.c
index f691554..1b8b881 100644
--- a/src/intel/vulkan/anv_formats.c
+++ b/src/intel/vulkan/anv_formats.c
@@ -507,6 +507,17 @@ VkResult anv_GetPhysicalDeviceImageFormatProperties(
break;
}
+ /* Our hardware doesn't support 1D compressed textures.
+ * From the SKL PRM, RENDER_SURFACE_STATE::SurfaceFormat:
+ * * This field cannot be a compressed (BC*, DXT*, FXT*, ETC*, EAC*) format
+ * if the Surface Type is SURFTYPE_1D.
+ * * This field cannot be ASTC format if the Surface Type is SURFTYPE_1D.
+ */
+ if (type == VK_IMAGE_TYPE_1D &&
+ isl_format_is_compressed(anv_formats[format].isl_format)) {
+ goto unsupported;
+ }
+
if (tiling == VK_IMAGE_TILING_OPTIMAL &&
type == VK_IMAGE_TYPE_2D &&
(format_feature_flags & (VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT |
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