1 files changed, 14 insertions, 4 deletions

diff --git a/drivers/gpu/drm/bochs/bochs_fbdev.c b/drivers/gpu/drm/bochs/bochs_fbdev.c
index 8f4d6c052f7b..dd3c7df267da 100644
--- a/drivers/gpu/drm/bochs/bochs_fbdev.c
+++ b/drivers/gpu/drm/bochs/bochs_fbdev.c
@@ -63,9 +63,8 @@ static int bochsfb_create(struct drm_fb_helper *helper,
 
         mode_cmd.width = sizes->surface_width;
         mode_cmd.height = sizes->surface_height;
-        mode_cmd.pitches[0] = mode_cmd.width * ((sizes->surface_bpp + 7) / 8);
-        mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
-                                                          sizes->surface_depth);
+        mode_cmd.pitches[0] = sizes->surface_width * 4;
+        mode_cmd.pixel_format = DRM_FORMAT_HOST_XRGB8888;
         size = mode_cmd.pitches[0] * mode_cmd.height;
 
         /* alloc, pin & map bo */
@@ -137,8 +136,19 @@ static const struct drm_fb_helper_funcs bochs_fb_helper_funcs = {
         .fb_probe = bochsfb_create,
 };
 
+static struct drm_framebuffer *
+bochs_gem_fb_create(struct drm_device *dev, struct drm_file *file,
+                    const struct drm_mode_fb_cmd2 *mode_cmd)
+{
+        if (mode_cmd->pixel_format != DRM_FORMAT_XRGB8888 &&
+            mode_cmd->pixel_format != DRM_FORMAT_BGRX8888)
+                return ERR_PTR(-EINVAL);
+
+        return drm_gem_fb_create(dev, file, mode_cmd);
+}
+
 const struct drm_mode_config_funcs bochs_mode_funcs = {
-        .fb_create = drm_gem_fb_create,
+        .fb_create = bochs_gem_fb_create,
 };
 
 int bochs_fbdev_init(struct bochs_device *bochs)