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drm: allow open of dynamic off devices.

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Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2012-09-12 15:55:05 +10:00
parent 246efa4a07
commit 13bb9cc872
2 changed files with 2 additions and 1 deletions
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2
drivers/gpu/drm/drm_fops.c
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@ -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);

1
include/drm/drmP.h
View File

@ -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)