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Diffstat (limited to 'kernel/drivers/gpu/drm/msm/msm_fbdev.c')
-rw-r--r--kernel/drivers/gpu/drm/msm/msm_fbdev.c39
1 files changed, 10 insertions, 29 deletions
diff --git a/kernel/drivers/gpu/drm/msm/msm_fbdev.c b/kernel/drivers/gpu/drm/msm/msm_fbdev.c
index 95f6532df..3f6ec077b 100644
--- a/kernel/drivers/gpu/drm/msm/msm_fbdev.c
+++ b/kernel/drivers/gpu/drm/msm/msm_fbdev.c
@@ -43,11 +43,11 @@ static struct fb_ops msm_fb_ops = {
/* Note: to properly handle manual update displays, we wrap the
* basic fbdev ops which write to the framebuffer
*/
- .fb_read = fb_sys_read,
- .fb_write = fb_sys_write,
- .fb_fillrect = sys_fillrect,
- .fb_copyarea = sys_copyarea,
- .fb_imageblit = sys_imageblit,
+ .fb_read = drm_fb_helper_sys_read,
+ .fb_write = drm_fb_helper_sys_write,
+ .fb_fillrect = drm_fb_helper_sys_fillrect,
+ .fb_copyarea = drm_fb_helper_sys_copyarea,
+ .fb_imageblit = drm_fb_helper_sys_imageblit,
.fb_mmap = msm_fbdev_mmap,
.fb_check_var = drm_fb_helper_check_var,
@@ -68,12 +68,7 @@ static int msm_fbdev_mmap(struct fb_info *info, struct vm_area_struct *vma)
if (drm_device_is_unplugged(dev))
return -ENODEV;
- mutex_lock(&dev->struct_mutex);
-
ret = drm_gem_mmap_obj(drm_obj, drm_obj->size, vma);
-
- mutex_unlock(&dev->struct_mutex);
-
if (ret) {
pr_err("%s:drm_gem_mmap_obj fail\n", __func__);
return ret;
@@ -144,10 +139,10 @@ static int msm_fbdev_create(struct drm_fb_helper *helper,
goto fail_unlock;
}
- fbi = framebuffer_alloc(0, dev->dev);
- if (!fbi) {
+ fbi = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(fbi)) {
dev_err(dev->dev, "failed to allocate fb info\n");
- ret = -ENOMEM;
+ ret = PTR_ERR(fbi);
goto fail_unlock;
}
@@ -155,7 +150,6 @@ static int msm_fbdev_create(struct drm_fb_helper *helper,
fbdev->fb = fb;
helper->fb = fb;
- helper->fbdev = fbi;
fbi->par = helper;
fbi->flags = FBINFO_DEFAULT;
@@ -163,12 +157,6 @@ static int msm_fbdev_create(struct drm_fb_helper *helper,
strcpy(fbi->fix.id, "msm");
- ret = fb_alloc_cmap(&fbi->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto fail_unlock;
- }
-
drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height);
@@ -191,7 +179,6 @@ fail_unlock:
fail:
if (ret) {
- framebuffer_release(fbi);
if (fb) {
drm_framebuffer_unregister_private(fb);
drm_framebuffer_remove(fb);
@@ -266,17 +253,11 @@ void msm_fbdev_free(struct drm_device *dev)
struct msm_drm_private *priv = dev->dev_private;
struct drm_fb_helper *helper = priv->fbdev;
struct msm_fbdev *fbdev;
- struct fb_info *fbi;
DBG();
- fbi = helper->fbdev;
-
- /* only cleanup framebuffer if it is present */
- if (fbi) {
- unregister_framebuffer(fbi);
- framebuffer_release(fbi);
- }
+ drm_fb_helper_unregister_fbi(helper);
+ drm_fb_helper_release_fbi(helper);
drm_fb_helper_fini(helper);