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authorDave Airlie <airlied@redhat.com>2017-07-13 11:22:34 +1000
committerDave Airlie <airlied@redhat.com>2017-07-13 11:22:34 +1000
commit0355e22a4b4a36d982178ecea2676ee9e480b20f (patch)
treec46cc48085b11b1859ddce6a502af0979ab076cd /drivers
parentcaa164e37374609056c4d25255a6c7bef7a7f43b (diff)
parent6f6e0b217a93011f8e11b9a2d5521a08fcf36990 (diff)
downloadlinux-0355e22a4b4a36d982178ecea2676ee9e480b20f.tar.bz2
Merge tag 'drm-misc-next-fixes-2017-07-10' of git://anongit.freedesktop.org/git/drm-misc into drm-next
Core Changes: - Fix empty timestamps on hw without vlbank counter (Laurent) - Clear atomic state before retrying ww/mutex acquisition in remove_fb (Maarten) Driver Changes: - rockchip: Fix incorrect NULL pointer check after allocation (Gustavo) Cc: Gustavo A. R. Silva <garsilva@embeddedor.com> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> * tag 'drm-misc-next-fixes-2017-07-10' of git://anongit.freedesktop.org/git/drm-misc: drm/rockchip: fix NULL check on devm_kzalloc() return value drm/atomic: Add missing drm_atomic_state_clear to atomic_remove_fb drm: vblank: Fix vblank timestamp update DRM: Fix an incorrectly formatted table bridge: Fix panel-bridge error return on !panel. drm/rockchip: gem: add the lacks lock and trivial changes
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/bridge/panel.c2
-rw-r--r--drivers/gpu/drm/drm_framebuffer.c1
-rw-r--r--drivers/gpu/drm/drm_vblank.c2
-rw-r--r--drivers/gpu/drm/rockchip/cdn-dp-core.c2
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_drv.h2
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_gem.c5
6 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c
index 99f9a4beb859..67fe19e5a9c6 100644
--- a/drivers/gpu/drm/bridge/panel.c
+++ b/drivers/gpu/drm/bridge/panel.c
@@ -161,7 +161,7 @@ struct drm_bridge *drm_panel_bridge_add(struct drm_panel *panel,
int ret;
if (!panel)
- return ERR_PTR(EINVAL);
+ return ERR_PTR(-EINVAL);
panel_bridge = devm_kzalloc(panel->dev, sizeof(*panel_bridge),
GFP_KERNEL);
diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c
index fc8ef42203ec..b3ef4f1c2630 100644
--- a/drivers/gpu/drm/drm_framebuffer.c
+++ b/drivers/gpu/drm/drm_framebuffer.c
@@ -832,6 +832,7 @@ unlock:
drm_atomic_clean_old_fb(dev, plane_mask, ret);
if (ret == -EDEADLK) {
+ drm_atomic_state_clear(state);
drm_modeset_backoff(&ctx);
goto retry;
}
diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c
index 463e4d81fb0d..e9f33cd805dd 100644
--- a/drivers/gpu/drm/drm_vblank.c
+++ b/drivers/gpu/drm/drm_vblank.c
@@ -242,7 +242,7 @@ static void drm_update_vblank_count(struct drm_device *dev, unsigned int pipe,
* Otherwise reinitialize delayed at next vblank interrupt and assign 0
* for now, to mark the vblanktimestamp as invalid.
*/
- if (!rc && in_vblank_irq)
+ if (!rc && !in_vblank_irq)
t_vblank = (struct timeval) {0, 0};
store_vblank(dev, pipe, diff, &t_vblank, cur_vblank);
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c
index 14fa1f8351e8..9b0b0588bbed 100644
--- a/drivers/gpu/drm/rockchip/cdn-dp-core.c
+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c
@@ -1195,7 +1195,7 @@ static int cdn_dp_probe(struct platform_device *pdev)
continue;
port = devm_kzalloc(dev, sizeof(*port), GFP_KERNEL);
- if (!dp)
+ if (!port)
return -ENOMEM;
port->extcon = extcon;
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h
index 47905faf5586..c7e96b82cf63 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;
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
index df9e57064f19..b74ac717e56a 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
@@ -29,12 +29,11 @@ static int rockchip_gem_iommu_map(struct rockchip_gem_object *rk_obj)
ssize_t ret;
mutex_lock(&private->mm_lock);
-
ret = drm_mm_insert_node_generic(&private->mm, &rk_obj->mm,
rk_obj->base.size, PAGE_SIZE,
0, 0);
-
mutex_unlock(&private->mm_lock);
+
if (ret < 0) {
DRM_ERROR("out of I/O virtual memory: %zd\n", ret);
return ret;
@@ -56,7 +55,9 @@ static int rockchip_gem_iommu_map(struct rockchip_gem_object *rk_obj)
return 0;
err_remove_node:
+ mutex_lock(&private->mm_lock);
drm_mm_remove_node(&rk_obj->mm);
+ mutex_unlock(&private->mm_lock);
return ret;
}