Module: Mesa
Branch: master
Commit: aa94e01bfeb2d4c002c646784f9bfa7096705808
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=aa94e01bfeb2d4c002c646784f9bfa7096705808

Author: Tapani Pälli <tapani.pa...@intel.com>
Date:   Tue May 29 09:29:03 2018 +0300

anv: add from/to helpers with android and vulkan formats

v2: handle R8G8B8X8 as R8G8B8_UNORM (Jason)
v3: add HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL, we make it define
    for now to avoid direct dependency to minigbm headers

Signed-off-by: Tapani Pälli <tapani.pa...@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwer...@intel.com>

---

 src/intel/vulkan/vk_format_info.h | 50 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/src/intel/vulkan/vk_format_info.h 
b/src/intel/vulkan/vk_format_info.h
index a1cc6952c8..555c67704b 100644
--- a/src/intel/vulkan/vk_format_info.h
+++ b/src/intel/vulkan/vk_format_info.h
@@ -27,6 +27,56 @@
 #include <stdbool.h>
 #include <vulkan/vulkan.h>
 
+#ifdef ANDROID
+#include <vndk/hardware_buffer.h>
+/* See i915_private_android_types.h in minigbm. */
+#define HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL 0x100
+
+static inline VkFormat
+vk_format_from_android(unsigned android_format)
+{
+   switch (android_format) {
+   case AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM:
+      return VK_FORMAT_R8G8B8A8_UNORM;
+   case AHARDWAREBUFFER_FORMAT_R8G8B8X8_UNORM:
+   case AHARDWAREBUFFER_FORMAT_R8G8B8_UNORM:
+      return VK_FORMAT_R8G8B8_UNORM;
+   case AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM:
+      return VK_FORMAT_R5G6B5_UNORM_PACK16;
+   case AHARDWAREBUFFER_FORMAT_R16G16B16A16_FLOAT:
+      return VK_FORMAT_R16G16B16A16_SFLOAT;
+   case AHARDWAREBUFFER_FORMAT_R10G10B10A2_UNORM:
+      return VK_FORMAT_A2B10G10R10_UNORM_PACK32;
+   case HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL:
+      return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
+   case AHARDWAREBUFFER_FORMAT_BLOB:
+   default:
+      return VK_FORMAT_UNDEFINED;
+   }
+}
+
+static inline unsigned
+android_format_from_vk(unsigned vk_format)
+{
+   switch (vk_format) {
+   case VK_FORMAT_R8G8B8A8_UNORM:
+      return AHARDWAREBUFFER_FORMAT_R8G8B8A8_UNORM;
+   case VK_FORMAT_R8G8B8_UNORM:
+      return AHARDWAREBUFFER_FORMAT_R8G8B8_UNORM;
+   case VK_FORMAT_R5G6B5_UNORM_PACK16:
+      return AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM;
+   case VK_FORMAT_R16G16B16A16_SFLOAT:
+      return AHARDWAREBUFFER_FORMAT_R16G16B16A16_FLOAT;
+   case VK_FORMAT_A2B10G10R10_UNORM_PACK32:
+      return AHARDWAREBUFFER_FORMAT_R10G10B10A2_UNORM;
+   case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
+      return HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL;
+   default:
+      return AHARDWAREBUFFER_FORMAT_BLOB;
+   }
+}
+#endif
+
 static inline VkImageAspectFlags
 vk_format_aspects(VkFormat format)
 {

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