[PATCH 5/6] drm/irq: Unexport drm_vblank_on/off
Daniel Vetter
daniel.vetter at ffwll.ch
Mon Nov 14 09:02:54 UTC 2016
Only remaining use was in amdgpu, and trivial to convert over to
drm_crtc_vblank_* variants.
Cc: Alex Deucher <alexander.deucher at amd.com>
Cc: Christian König <christian.koenig at amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 4 +-
drivers/gpu/drm/drm_irq.c | 80 +++++++++-----------------------
include/drm/drm_irq.h | 3 --
3 files changed, 23 insertions(+), 64 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
index cc85676a68d9..81cbf0b05dff 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
@@ -214,12 +214,12 @@ static void dce_virtual_crtc_dpms(struct drm_crtc *crtc, int mode)
/* Make sure VBLANK interrupts are still enabled */
type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id);
amdgpu_irq_update(adev, &adev->crtc_irq, type);
- drm_vblank_on(dev, amdgpu_crtc->crtc_id);
+ drm_crtc_vblank_on(crtc);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
- drm_vblank_off(dev, amdgpu_crtc->crtc_id);
+ drm_crtc_vblank_off(crtc);
amdgpu_crtc->enabled = false;
break;
}
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 1681e919b866..273625a85036 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -93,7 +93,7 @@ static void store_vblank(struct drm_device *dev, unsigned int pipe,
* Reset the stored timestamp for the current vblank count to correspond
* to the last vblank occurred.
*
- * Only to be called from drm_vblank_on().
+ * Only to be called from drm_crtc_vblank_on().
*
* Note: caller must hold dev->vbl_lock since this reads & writes
* device vblank fields.
@@ -306,7 +306,7 @@ static void vblank_disable_and_save(struct drm_device *dev, unsigned int pipe)
* Always update the count and timestamp to maintain the
* appearance that the counter has been ticking all along until
* this time. This makes the count account for the entire time
- * between drm_vblank_on() and drm_vblank_off().
+ * between drm_crtc_vblank_on() and drm_crtc_vblank_off().
*/
drm_update_vblank_count(dev, pipe, 0);
@@ -1255,21 +1255,20 @@ void drm_crtc_wait_one_vblank(struct drm_crtc *crtc)
EXPORT_SYMBOL(drm_crtc_wait_one_vblank);
/**
- * drm_vblank_off - disable vblank events on a CRTC
- * @dev: DRM device
- * @pipe: CRTC index
+ * drm_crtc_vblank_off - disable vblank events on a CRTC
+ * @crtc: CRTC in question
*
* Drivers can use this function to shut down the vblank interrupt handling when
* disabling a crtc. This function ensures that the latest vblank frame count is
- * stored so that drm_vblank_on() can restore it again.
+ * stored so that drm_vblank_on can restore it again.
*
* Drivers must use this function when the hardware vblank counter can get
* reset, e.g. when suspending.
- *
- * This is the legacy version of drm_crtc_vblank_off().
*/
-void drm_vblank_off(struct drm_device *dev, unsigned int pipe)
+void drm_crtc_vblank_off(struct drm_crtc *crtc)
{
+ struct drm_device *dev = crtc->dev;
+ unsigned int pipe = drm_crtc_index(crtc);
struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
struct drm_pending_vblank_event *e, *t;
struct timeval now;
@@ -1285,7 +1284,8 @@ void drm_vblank_off(struct drm_device *dev, unsigned int pipe)
DRM_DEBUG_VBL("crtc %d, vblank enabled %d, inmodeset %d\n",
pipe, vblank->enabled, vblank->inmodeset);
- /* Avoid redundant vblank disables without previous drm_vblank_on(). */
+ /* Avoid redundant vblank disables without previous
+ * drm_crtc_vblank_on(). */
if (drm_core_check_feature(dev, DRIVER_ATOMIC) || !vblank->inmodeset)
vblank_disable_and_save(dev, pipe);
@@ -1316,25 +1316,6 @@ void drm_vblank_off(struct drm_device *dev, unsigned int pipe)
}
spin_unlock_irqrestore(&dev->event_lock, irqflags);
}
-EXPORT_SYMBOL(drm_vblank_off);
-
-/**
- * drm_crtc_vblank_off - disable vblank events on a CRTC
- * @crtc: CRTC in question
- *
- * Drivers can use this function to shut down the vblank interrupt handling when
- * disabling a crtc. This function ensures that the latest vblank frame count is
- * stored so that drm_vblank_on can restore it again.
- *
- * Drivers must use this function when the hardware vblank counter can get
- * reset, e.g. when suspending.
- *
- * This is the native kms version of drm_vblank_off().
- */
-void drm_crtc_vblank_off(struct drm_crtc *crtc)
-{
- drm_vblank_off(crtc->dev, drm_crtc_index(crtc));
-}
EXPORT_SYMBOL(drm_crtc_vblank_off);
/**
@@ -1370,19 +1351,18 @@ void drm_crtc_vblank_reset(struct drm_crtc *crtc)
EXPORT_SYMBOL(drm_crtc_vblank_reset);
/**
- * drm_vblank_on - enable vblank events on a CRTC
- * @dev: DRM device
- * @pipe: CRTC index
+ * drm_crtc_vblank_on - enable vblank events on a CRTC
+ * @crtc: CRTC in question
*
* This functions restores the vblank interrupt state captured with
- * drm_vblank_off() again. Note that calls to drm_vblank_on() and
- * drm_vblank_off() can be unbalanced and so can also be unconditionally called
+ * drm_crtc_vblank_off() again. Note that calls to drm_crtc_vblank_on() and
+ * drm_crtc_vblank_off() can be unbalanced and so can also be unconditionally called
* in driver load code to reflect the current hardware state of the crtc.
- *
- * This is the legacy version of drm_crtc_vblank_on().
*/
-void drm_vblank_on(struct drm_device *dev, unsigned int pipe)
+void drm_crtc_vblank_on(struct drm_crtc *crtc)
{
+ struct drm_device *dev = crtc->dev;
+ unsigned int pipe = drm_crtc_index(crtc);
struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
unsigned long irqflags;
@@ -1409,23 +1389,6 @@ void drm_vblank_on(struct drm_device *dev, unsigned int pipe)
WARN_ON(drm_vblank_enable(dev, pipe));
spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
}
-EXPORT_SYMBOL(drm_vblank_on);
-
-/**
- * drm_crtc_vblank_on - enable vblank events on a CRTC
- * @crtc: CRTC in question
- *
- * This functions restores the vblank interrupt state captured with
- * drm_vblank_off() again. Note that calls to drm_vblank_on() and
- * drm_vblank_off() can be unbalanced and so can also be unconditionally called
- * in driver load code to reflect the current hardware state of the crtc.
- *
- * This is the native kms version of drm_vblank_on().
- */
-void drm_crtc_vblank_on(struct drm_crtc *crtc)
-{
- drm_vblank_on(crtc->dev, drm_crtc_index(crtc));
-}
EXPORT_SYMBOL(drm_crtc_vblank_on);
static void drm_legacy_vblank_pre_modeset(struct drm_device *dev,
@@ -1548,11 +1511,10 @@ static int drm_queue_vblank_event(struct drm_device *dev, unsigned int pipe,
spin_lock_irqsave(&dev->event_lock, flags);
/*
- * drm_vblank_off() might have been called after we called
- * drm_vblank_get(). drm_vblank_off() holds event_lock
- * around the vblank disable, so no need for further locking.
- * The reference from drm_vblank_get() protects against
- * vblank disable from another source.
+ * drm_crtc_vblank_off() might have been called after we called
+ * drm_vblank_get(). drm_crtc_vblank_off() holds event_lock around the
+ * vblank disable, so no need for further locking. The reference from
+ * drm_vblank_get() protects against vblank disable from another source.
*/
if (!vblank->enabled) {
ret = -EINVAL;
diff --git a/include/drm/drm_irq.h b/include/drm/drm_irq.h
index 2401b14d301f..92e59d0a5ddb 100644
--- a/include/drm/drm_irq.h
+++ b/include/drm/drm_irq.h
@@ -136,7 +136,6 @@ extern int drm_irq_uninstall(struct drm_device *dev);
extern int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs);
extern int drm_wait_vblank(struct drm_device *dev, void *data,
struct drm_file *filp);
-extern u32 drm_vblank_count(struct drm_device *dev, unsigned int pipe);
extern u32 drm_crtc_vblank_count(struct drm_crtc *crtc);
extern u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc,
struct timeval *vblanktime);
@@ -150,8 +149,6 @@ extern int drm_crtc_vblank_get(struct drm_crtc *crtc);
extern void drm_crtc_vblank_put(struct drm_crtc *crtc);
extern void drm_wait_one_vblank(struct drm_device *dev, unsigned int pipe);
extern void drm_crtc_wait_one_vblank(struct drm_crtc *crtc);
-extern void drm_vblank_off(struct drm_device *dev, unsigned int pipe);
-extern void drm_vblank_on(struct drm_device *dev, unsigned int pipe);
extern void drm_crtc_vblank_off(struct drm_crtc *crtc);
extern void drm_crtc_vblank_reset(struct drm_crtc *crtc);
extern void drm_crtc_vblank_on(struct drm_crtc *crtc);
--
2.10.2
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