diff options
| author | Caesar Wang <wxt@rock-chips.com> | 2017-05-31 10:14:23 +0800 |
|---|---|---|
| committer | Mark Yao <mark.yao@rock-chips.com> | 2017-06-01 14:48:22 +0800 |
| commit | 2d7b56378d32b0cf006f8944cbba4046df45dd25 (patch) | |
| tree | 3ed64e9c5a0fe0b58bcc5d25d4fb20829b707c56 /drivers/gpu/drm/rockchip/rockchip_drm_drv.h | |
| parent | e345da82bd6bdfa8492f80b3ce4370acfd868d95 (diff) | |
| download | linux-2d7b56378d32b0cf006f8944cbba4046df45dd25.tar.bz2 | |
drm/rockchip: gem: add the lacks lock and trivial changes
As the allocation and free buffer that need to add mutex lock for drm mm,
but it lacks the locking on error path in rockchip_gem_iommu_map().
Also, the trivial changes like The comment should be placed in the
kerneldoc and unused blank line.
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Reviewed-by: Mark Yao <mark.yao@rock-chips.com>
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1496196863-25738-1-git-send-email-wxt@rock-chips.com
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_drv.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h index a48fcce3f5f6..4a7a3107d874 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h @@ -45,13 +45,13 @@ struct rockchip_crtc_state { * * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc. * @num_pipe: number of pipes for this device. + * @mm_lock: protect drm_mm on multi-threads. */ struct rockchip_drm_private { struct drm_fb_helper fbdev_helper; struct drm_gem_object *fbdev_bo; struct drm_atomic_state *state; struct iommu_domain *domain; - /* protect drm_mm on multi-threads */ struct mutex mm_lock; struct drm_mm mm; struct list_head psr_list; |