diff options
| author | Thierry Reding <treding@nvidia.com> | 2014-12-15 14:47:18 +0100 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2014-12-17 14:27:34 +0100 |
| commit | 115ebcd4fa90df8cfc80d2302b7afa8d39edb7e2 (patch) | |
| tree | 8d3db017839416de0174ea35ed17a56d8aa08f1c | |
| parent | a4d7b30df5d10bca92f8f359fc56fb8db0410f89 (diff) | |
| download | linux-115ebcd4fa90df8cfc80d2302b7afa8d39edb7e2.tar.bz2 | |
drm/irq: Add drm_crtc_handle_vblank()
This function is the KMS native variant of drm_handle_vblank(). It takes
a struct drm_crtc * instead of a struct drm_device * and an index of the
CRTC.
Eventually the goal is to access vblank data through the CRTC only so
that the per-CRTC data can be moved to struct drm_crtc.
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Thierry Reding <treding@nvidia.com>
| -rw-r--r-- | drivers/gpu/drm/drm_irq.c | 20 | ||||
| -rw-r--r-- | include/drm/drmP.h | 1 |
2 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 276301081aa5..ece5a93a6114 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -1613,6 +1613,8 @@ static void drm_handle_vblank_events(struct drm_device *dev, int crtc) * * Drivers should call this routine in their vblank interrupt handlers to * update the vblank counter and send any signals that may be pending. + * + * This is the legacy version of drm_crtc_handle_vblank(). */ bool drm_handle_vblank(struct drm_device *dev, int crtc) { @@ -1689,3 +1691,21 @@ bool drm_handle_vblank(struct drm_device *dev, int crtc) return true; } EXPORT_SYMBOL(drm_handle_vblank); + +/** + * drm_crtc_handle_vblank - handle a vblank event + * @crtc: where this event occurred + * + * Drivers should call this routine in their vblank interrupt handlers to + * update the vblank counter and send any signals that may be pending. + * + * This is the native KMS version of drm_handle_vblank(). + * + * Returns: + * True if the event was successfully handled, false on failure. + */ +bool drm_crtc_handle_vblank(struct drm_crtc *crtc) +{ + return drm_handle_vblank(crtc->dev, drm_crtc_index(crtc)); +} +EXPORT_SYMBOL(drm_crtc_handle_vblank); diff --git a/include/drm/drmP.h b/include/drm/drmP.h index b78601bb7c46..f1f7f15ce0f3 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -908,6 +908,7 @@ extern void drm_send_vblank_event(struct drm_device *dev, int crtc, extern void drm_crtc_send_vblank_event(struct drm_crtc *crtc, struct drm_pending_vblank_event *e); extern bool drm_handle_vblank(struct drm_device *dev, int crtc); +extern bool drm_crtc_handle_vblank(struct drm_crtc *crtc); extern int drm_vblank_get(struct drm_device *dev, int crtc); extern void drm_vblank_put(struct drm_device *dev, int crtc); extern int drm_crtc_vblank_get(struct drm_crtc *crtc); |