minigbm: plumb buffer access region

[android-x86/external-minigbm.git] / amdgpu.c

diff --git a/amdgpu.c b/amdgpu.c
index a874fd1..4a3eb7b 100644 (file)
--- a/amdgpu.c
+++ b/amdgpu.c
@@ -289,6 +289,16 @@ static int amdgpu_init(struct driver *drv)
        if (ret)
                return ret;
 
+       /* YUV format for camera */
+       drv_modify_combination(drv, DRM_FORMAT_NV12, &LINEAR_METADATA,
+                              BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE);
+       /*
+        * R8 format is used for Android's HAL_PIXEL_FORMAT_BLOB and is used for JPEG snapshots
+        * from camera.
+        */
+       drv_modify_combination(drv, DRM_FORMAT_R8, &LINEAR_METADATA,
+                              BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE);
+
        drv_modify_combination(drv, DRM_FORMAT_NV21, &LINEAR_METADATA, BO_USE_SCANOUT);
        drv_modify_combination(drv, DRM_FORMAT_NV12, &LINEAR_METADATA, BO_USE_SCANOUT);
 
@@ -396,7 +406,7 @@ static int amdgpu_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint
        return ret;
 }
 
-static void *amdgpu_bo_map(struct bo *bo, struct mapping *mapping, size_t plane, uint32_t map_flags)
+static void *amdgpu_bo_map(struct bo *bo, struct vma *vma, size_t plane, uint32_t map_flags)
 {
        int ret;
        union drm_amdgpu_gem_mmap gem_map;
@@ -410,7 +420,7 @@ static void *amdgpu_bo_map(struct bo *bo, struct mapping *mapping, size_t plane,
                return MAP_FAILED;
        }
 
-       mapping->vma->length = bo->total_size;
+       vma->length = bo->total_size;
 
        return mmap(0, bo->total_size, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd,
                    gem_map.out.addr_ptr);
@@ -419,6 +429,12 @@ static void *amdgpu_bo_map(struct bo *bo, struct mapping *mapping, size_t plane,
 static uint32_t amdgpu_resolve_format(uint32_t format, uint64_t use_flags)
 {
        switch (format) {
+       case DRM_FORMAT_FLEX_IMPLEMENTATION_DEFINED:
+               /* Camera subsystem requires NV12. */
+               if (use_flags & (BO_USE_CAMERA_READ | BO_USE_CAMERA_WRITE))
+                       return DRM_FORMAT_NV12;
+               /*HACK: See b/28671744 */
+               return DRM_FORMAT_XBGR8888;
        case DRM_FORMAT_FLEX_YCbCr_420_888:
                return DRM_FORMAT_NV12;
        default: