322     AVHWDeviceContext *ctx = priv;  in vk_dbg_callback()
339 static int check_extensions(AVHWDeviceContext *ctx, int dev, AVDictionary *opts,  in check_extensions()
470 static int create_instance(AVHWDeviceContext *ctx, AVDictionary *opts)  in create_instance()
562 static int find_device(AVHWDeviceContext *ctx, VulkanDeviceSelection *select)  in find_device()
683 static int search_queue_families(AVHWDeviceContext *ctx, VkDeviceCreateInfo *cd)  in search_queue_families()
990 static void vulkan_device_free(AVHWDeviceContext *ctx)  in vulkan_device_free()
1014 static int vulkan_device_create_internal(AVHWDeviceContext *ctx,  in vulkan_device_create_internal()
1099 static int vulkan_device_init(AVHWDeviceContext *ctx)  in vulkan_device_init()
1169 static int vulkan_device_create(AVHWDeviceContext *ctx, const char *device,  in vulkan_device_create()
1185 static int vulkan_device_derive(AVHWDeviceContext *ctx,  in vulkan_device_derive()
1186                                 AVHWDeviceContext *src_ctx,  in vulkan_device_derive()
1234         AVHWDeviceContext *cuda_cu = src_ctx;  in vulkan_device_derive()
1256 static int vulkan_frames_get_constraints(AVHWDeviceContext *ctx,  in vulkan_frames_get_constraints()
1303 static int alloc_mem(AVHWDeviceContext *ctx, VkMemoryRequirements *req,  in alloc_mem()
1369         AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;  in vulkan_free_internal()
1413     AVHWDeviceContext *ctx = hwfc->device_ctx;  in alloc_bind_mem()
1578     AVHWDeviceContext *ctx = hwfc->device_ctx;  in create_frame()
2018     AVHWDeviceContext *ctx = hwfc->device_ctx;  in vulkan_map_from_drm_frame_desc()
2325     AVHWDeviceContext *ctx = hwfc->device_ctx;  in vulkan_export_to_cuda()
2333     AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;  in vulkan_export_to_cuda()
2458     AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;  in vulkan_transfer_data_from_cuda()
2735     AVHWDeviceContext *ctx = opaque;  in free_buf()
2756 static int create_buf(AVHWDeviceContext *ctx, AVBufferRef **buf,  in create_buf()
2845 static int map_buffers(AVHWDeviceContext *ctx, AVBufferRef **bufs, uint8_t *mem[],  in map_buffers()
2901 static int unmap_buffers(AVHWDeviceContext *ctx, AVBufferRef **bufs,  in unmap_buffers()
3066     AVHWDeviceContext *dev_ctx = hwfc->device_ctx;  in vulkan_transfer_data()
3251     AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;  in vulkan_transfer_data_to_cuda()