virtio-gpu: blob prep

This adds preparatory functions needed to:

     - decode blob cmds
     - tracking iovecs

Signed-off-by: Antonio Caggiano <antonio.caggiano@collabora.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
Tested-by: Alyssa Ross <hi@alyssa.is>
Tested-by: Emmanouil Pitsidianakis <manos.pitsidianakis@linaro.org>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Huang Rui <ray.huang@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Emmanouil Pitsidianakis <manos.pitsidianakis@linaro.org>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>

1 files changed, 3 insertions, 7 deletions

diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index 5585558855..be16efbd38 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -33,15 +33,11 @@
 
 #define VIRTIO_GPU_VM_VERSION 1
 
-static struct virtio_gpu_simple_resource*
-virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id);
 static struct virtio_gpu_simple_resource *
 virtio_gpu_find_check_resource(VirtIOGPU *g, uint32_t resource_id,
                                bool require_backing,
                                const char *caller, uint32_t *error);
 
-static void virtio_gpu_cleanup_mapping(VirtIOGPU *g,
-                                       struct virtio_gpu_simple_resource *res);
 static void virtio_gpu_reset_bh(void *opaque);
 
 void virtio_gpu_update_cursor_data(VirtIOGPU *g,
@@ -116,7 +112,7 @@ static void update_cursor(VirtIOGPU *g, struct virtio_gpu_update_cursor *cursor)
                   cursor->resource_id ? 1 : 0);
 }
 
-static struct virtio_gpu_simple_resource *
+struct virtio_gpu_simple_resource *
 virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id)
 {
     struct virtio_gpu_simple_resource *res;
@@ -904,8 +900,8 @@ void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g,
     g_free(iov);
 }
 
-static void virtio_gpu_cleanup_mapping(VirtIOGPU *g,
-                                       struct virtio_gpu_simple_resource *res)
+void virtio_gpu_cleanup_mapping(VirtIOGPU *g,
+                                struct virtio_gpu_simple_resource *res)
 {
     virtio_gpu_cleanup_mapping_iov(g, res->iov, res->iov_cnt);
     res->iov = NULL;