diff mbox

[2/4] drm: allow open of dynamic off devices.

Message ID 1375078019-25358-3-git-send-email-airlied@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Dave Airlie July 29, 2013, 6:06 a.m. UTC 
From: Dave Airlie <airlied@redhat.com>

Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 drivers/gpu/drm/drm_fops.c | 2 +-
 include/drm/drmP.h         | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index 3a24385..d5429ee 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -257,7 +257,7 @@  static int drm_open_helper(struct inode *inode, struct file *filp,
 		return -EBUSY;	/* No exclusive opens */
 	if (!drm_cpu_valid())
 		return -EINVAL;
-	if (dev->switch_power_state != DRM_SWITCH_POWER_ON)
+	if (dev->switch_power_state != DRM_SWITCH_POWER_ON && dev->switch_power_state != DRM_SWITCH_POWER_DYNAMIC_OFF)
 		return -EINVAL;
 
 	DRM_DEBUG("pid = %d, minor = %d\n", task_pid_nr(current), minor_id);
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 12083dc..7f8acaf 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1223,6 +1223,7 @@  struct drm_device {
 #define DRM_SWITCH_POWER_ON 0
 #define DRM_SWITCH_POWER_OFF 1
 #define DRM_SWITCH_POWER_CHANGING 2
+#define DRM_SWITCH_POWER_DYNAMIC_OFF 3
 
 static __inline__ int drm_core_check_feature(struct drm_device *dev,
 					     int feature)