[PATCH 17/19] drm/virtio: Pass along the format info from .fb_create() to drm_helper_mode_fill_fb_struct()

Ville Syrjala ville.syrjala at linux.intel.com
Thu Apr 10 16:32:16 UTC 2025


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

Plumb the format info from .fb_create() all the way to
drm_helper_mode_fill_fb_struct() to avoid the redundant
lookup.

Cc: David Airlie <airlied at redhat.com>
Cc: Gerd Hoffmann <kraxel at redhat.com>
Cc: Dmitry Osipenko <dmitry.osipenko at collabora.com>
Cc: Gurchetan Singh <gurchetansingh at chromium.org>
Cc: Chia-I Wu <olvaffe at gmail.com>
Cc: virtualization at lists.linux.dev
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/virtio/virtgpu_display.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_display.c b/drivers/gpu/drm/virtio/virtgpu_display.c
index 93763b91bab5..e5805ca646c7 100644
--- a/drivers/gpu/drm/virtio/virtgpu_display.c
+++ b/drivers/gpu/drm/virtio/virtgpu_display.c
@@ -66,6 +66,7 @@ static const struct drm_framebuffer_funcs virtio_gpu_fb_funcs = {
 static int
 virtio_gpu_framebuffer_init(struct drm_device *dev,
 			    struct virtio_gpu_framebuffer *vgfb,
+			    const struct drm_format_info *info,
 			    const struct drm_mode_fb_cmd2 *mode_cmd,
 			    struct drm_gem_object *obj)
 {
@@ -73,7 +74,7 @@ virtio_gpu_framebuffer_init(struct drm_device *dev,
 
 	vgfb->base.obj[0] = obj;
 
-	drm_helper_mode_fill_fb_struct(dev, &vgfb->base, NULL, mode_cmd);
+	drm_helper_mode_fill_fb_struct(dev, &vgfb->base, info, mode_cmd);
 
 	ret = drm_framebuffer_init(dev, &vgfb->base, &virtio_gpu_fb_funcs);
 	if (ret) {
@@ -315,7 +316,7 @@ virtio_gpu_user_framebuffer_create(struct drm_device *dev,
 		return ERR_PTR(-ENOMEM);
 	}
 
-	ret = virtio_gpu_framebuffer_init(dev, virtio_gpu_fb, mode_cmd, obj);
+	ret = virtio_gpu_framebuffer_init(dev, virtio_gpu_fb, info, mode_cmd, obj);
 	if (ret) {
 		kfree(virtio_gpu_fb);
 		drm_gem_object_put(obj);
-- 
2.49.0



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