[PATCH 05/12] drm/legacy: move lock cleanup for master into lock file
Dave Airlie
airlied at gmail.com
Tue Apr 23 02:00:34 UTC 2019
From: Dave Airlie <airlied at redhat.com>
This makes it easier to remove legacy code later.
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
drivers/gpu/drm/drm_auth.c | 14 +-------------
drivers/gpu/drm/drm_legacy.h | 1 +
drivers/gpu/drm/drm_lock.c | 16 ++++++++++++++++
3 files changed, 18 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
index 1669c42c40ed..ef8c4353829b 100644
--- a/drivers/gpu/drm/drm_auth.c
+++ b/drivers/gpu/drm/drm_auth.c
@@ -275,19 +275,7 @@ void drm_master_release(struct drm_file *file_priv)
goto out;
if (drm_core_check_feature(dev, DRIVER_LEGACY)) {
- /*
- * Since the master is disappearing, so is the
- * possibility to lock.
- */
- mutex_lock(&dev->struct_mutex);
- if (master->lock.hw_lock) {
- if (dev->sigdata.lock == master->lock.hw_lock)
- dev->sigdata.lock = NULL;
- master->lock.hw_lock = NULL;
- master->lock.file_priv = NULL;
- wake_up_interruptible_all(&master->lock.lock_queue);
- }
- mutex_unlock(&dev->struct_mutex);
+ drm_legacy_lock_master_cleanup(dev, master);
}
if (dev->master == file_priv->master)
diff --git a/drivers/gpu/drm/drm_legacy.h b/drivers/gpu/drm/drm_legacy.h
index 3dc626090fcb..974c2be6bcd5 100644
--- a/drivers/gpu/drm/drm_legacy.h
+++ b/drivers/gpu/drm/drm_legacy.h
@@ -126,4 +126,5 @@ int drm_legacy_sg_alloc(struct drm_device *dev, void *data,
int drm_legacy_sg_free(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+void drm_legacy_lock_master_cleanup(struct drm_device *dev, struct drm_master *master);
#endif /* __DRM_LEGACY_H__ */
diff --git a/drivers/gpu/drm/drm_lock.c b/drivers/gpu/drm/drm_lock.c
index 67a1a2ca7174..b37874a15e23 100644
--- a/drivers/gpu/drm/drm_lock.c
+++ b/drivers/gpu/drm/drm_lock.c
@@ -347,3 +347,19 @@ void drm_legacy_lock_release(struct drm_device *dev, struct file *filp)
_DRM_LOCKING_CONTEXT(file_priv->master->lock.hw_lock->lock));
}
}
+
+void drm_legacy_lock_master_cleanup(struct drm_device *dev, struct drm_master *master)
+{
+ /*
+ * Since the master is disappearing, so is the
+ * possibility to lock.
+ */ mutex_lock(&dev->struct_mutex);
+ if (master->lock.hw_lock) {
+ if (dev->sigdata.lock == master->lock.hw_lock)
+ dev->sigdata.lock = NULL;
+ master->lock.hw_lock = NULL;
+ master->lock.file_priv = NULL;
+ wake_up_interruptible_all(&master->lock.lock_queue);
+ }
+ mutex_unlock(&dev->struct_mutex);
+}
--
2.20.1
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