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authorTomi Valkeinen <tomi.valkeinen@ti.com>2018-02-09 09:36:23 +0200
committerTomi Valkeinen <tomi.valkeinen@ti.com>2018-03-01 09:18:18 +0200
commitefd1f06be004a6a384f0482ef76c12bc202e1b8e (patch)
tree9c63f8ac2d2bd50f16def64569e48b47333c28c8 /drivers/gpu/drm/omapdrm/omap_fbdev.c
parente6204a58b9e9ad01ab9c6d4b8b2b8b9c4e38bbba (diff)
downloadlinux-efd1f06be004a6a384f0482ef76c12bc202e1b8e.tar.bz2
drm/omap: cleanup fbdev init/free
omap_fbdev_init() and omap_fbdev_free() use priv->fbdev directly. However, omap_fbdev_init() returns the fbdev, and omap_drv.c also assigns the return value to priv->fbdev. This is slightly confusing. Clean this up by removing the omap_fbdev_init() return value, as we don't care whether fbdev init succeeded or not. Also change omap_drv.c to call omap_fbdev_free() always, and omap_fbdev_free() does the check if fbdev was initialized. While at it, rename omap_fbdev_free() to omap_fbdev_fini() to better match the "init" counterpart. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_fbdev.c')
-rw-r--r--drivers/gpu/drm/omapdrm/omap_fbdev.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
index 632ebcf2165f..be94480326d7 100644
--- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
+++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
@@ -242,7 +242,7 @@ static struct drm_fb_helper *get_fb(struct fb_info *fbi)
}
/* initialize fbdev helper */
-struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev)
+void omap_fbdev_init(struct drm_device *dev)
{
struct omap_drm_private *priv = dev->dev_private;
struct omap_fbdev *fbdev = NULL;
@@ -260,10 +260,8 @@ struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev)
drm_fb_helper_prepare(dev, helper, &omap_fb_helper_funcs);
ret = drm_fb_helper_init(dev, helper, priv->num_connectors);
- if (ret) {
- dev_err(dev->dev, "could not init fbdev: ret=%d\n", ret);
+ if (ret)
goto fail;
- }
ret = drm_fb_helper_single_add_all_connectors(helper);
if (ret)
@@ -275,7 +273,7 @@ struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev)
priv->fbdev = helper;
- return helper;
+ return;
fini:
drm_fb_helper_fini(helper);
@@ -283,12 +281,9 @@ fail:
kfree(fbdev);
dev_warn(dev->dev, "omap_fbdev_init failed\n");
- /* well, limp along without an fbdev.. maybe X11 will work? */
-
- return NULL;
}
-void omap_fbdev_free(struct drm_device *dev)
+void omap_fbdev_fini(struct drm_device *dev)
{
struct omap_drm_private *priv = dev->dev_private;
struct drm_fb_helper *helper = priv->fbdev;
@@ -296,11 +291,14 @@ void omap_fbdev_free(struct drm_device *dev)
DBG();
+ if (!helper)
+ return;
+
drm_fb_helper_unregister_fbi(helper);
drm_fb_helper_fini(helper);
- fbdev = to_omap_fbdev(priv->fbdev);
+ fbdev = to_omap_fbdev(helper);
/* unpin the GEM object pinned in omap_fbdev_create() */
if (fbdev->bo)