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Commit 13bb9cc8 authored by Dave Airlie's avatar Dave Airlie
Browse files

drm: allow open of dynamic off devices. 



Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 246efa4a

drivers/gpu/drm/drm_fops.c

+1 −1
Original line number Diff line number Diff line
@@ -219,7 +219,7 @@ 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);

include/drm/drmP.h

+1 −0
Original line number Diff line number Diff line
@@ -1220,6 +1220,7 @@ 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)