From 34e9e4023fcebb6581751f553c8c877045068547 Mon Sep 17 00:00:00 2001 From: Andres Rodriguez Date: Wed, 9 May 2018 23:40:21 -0400 Subject: [PATCH] radv: disable DCC for shareable images on GFX9+ This seems to be broken at the moment for opengl interop. Signed-off-by: Andres Rodriguez Reviewed-by: Samuel Pitoiset --- src/amd/vulkan/radv_image.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/amd/vulkan/radv_image.c b/src/amd/vulkan/radv_image.c index 5cdffe1..0761885 100644 --- a/src/amd/vulkan/radv_image.c +++ b/src/amd/vulkan/radv_image.c @@ -110,6 +110,8 @@ radv_use_dcc_for_image(struct radv_device *device, { bool dcc_compatible_formats; bool blendable; + bool shareable = vk_find_struct_const(pCreateInfo->pNext, + EXTERNAL_MEMORY_IMAGE_CREATE_INFO_KHR) != NULL; /* DCC (Delta Color Compression) is only available for GFX8+. */ if (device->physical_device->rad_info.chip_class < VI) @@ -118,6 +120,11 @@ radv_use_dcc_for_image(struct radv_device *device, if (device->instance->debug_flags & RADV_DEBUG_NO_DCC) return false; + /* FIXME: DCC is broken for shareable images starting with GFX9 */ + if (device->physical_device->rad_info.chip_class >= GFX9 && + shareable) + return false; + /* TODO: Enable DCC for storage images. */ if ((pCreateInfo->usage & VK_IMAGE_USAGE_STORAGE_BIT) || (pCreateInfo->flags & VK_IMAGE_CREATE_EXTENDED_USAGE_BIT_KHR)) -- 2.7.4