Message ID | 1443112538-9616-14-git-send-email-thierry.reding@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Thu, Sep 24, 2015 at 06:35:36PM +0200, Thierry Reding wrote: > From: Thierry Reding <treding@nvidia.com> > > This function is the KMS native variant of drm_vblank_count_and_time(). > 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. > > Signed-off-by: Thierry Reding <treding@nvidia.com> Applied to drm-misc, thanks. -Daniel > --- > drivers/gpu/drm/drm_irq.c | 23 +++++++++++++++++++++++ > include/drm/drmP.h | 2 ++ > 2 files changed, 25 insertions(+) > > diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c > index 525bd82ab514..d81e3724cca3 100644 > --- a/drivers/gpu/drm/drm_irq.c > +++ b/drivers/gpu/drm/drm_irq.c > @@ -909,6 +909,8 @@ EXPORT_SYMBOL(drm_crtc_vblank_count); > * vblank events since the system was booted, including lost events due to > * modesetting activity. Returns corresponding system timestamp of the time > * of the vblank interval that corresponds to the current vblank counter value. > + * > + * This is the legacy version of drm_crtc_vblank_count_and_time(). > */ > u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe, > struct timeval *vblanktime) > @@ -936,6 +938,27 @@ u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe, > } > EXPORT_SYMBOL(drm_vblank_count_and_time); > > +/** > + * drm_crtc_vblank_count_and_time - retrieve "cooked" vblank counter value > + * and the system timestamp corresponding to that vblank counter value > + * @crtc: which counter to retrieve > + * @vblanktime: Pointer to struct timeval to receive the vblank timestamp. > + * > + * Fetches the "cooked" vblank count value that represents the number of > + * vblank events since the system was booted, including lost events due to > + * modesetting activity. Returns corresponding system timestamp of the time > + * of the vblank interval that corresponds to the current vblank counter value. > + * > + * This is the native KMS version of drm_vblank_count_and_time(). > + */ > +u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc, > + struct timeval *vblanktime) > +{ > + return drm_vblank_count_and_time(crtc->dev, drm_crtc_index(crtc), > + vblanktime); > +} > +EXPORT_SYMBOL(drm_crtc_vblank_count_and_time); > + > static void send_vblank_event(struct drm_device *dev, > struct drm_pending_vblank_event *e, > unsigned long seq, struct timeval *now) > diff --git a/include/drm/drmP.h b/include/drm/drmP.h > index ce693a1366c1..53960444a423 100644 > --- a/include/drm/drmP.h > +++ b/include/drm/drmP.h > @@ -889,6 +889,8 @@ 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_vblank_count_and_time(struct drm_device *dev, unsigned int pipe, > struct timeval *vblanktime); > +extern u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc, > + struct timeval *vblanktime); > extern void drm_send_vblank_event(struct drm_device *dev, unsigned int pipe, > struct drm_pending_vblank_event *e); > extern void drm_crtc_send_vblank_event(struct drm_crtc *crtc, > -- > 2.5.0 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 525bd82ab514..d81e3724cca3 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -909,6 +909,8 @@ EXPORT_SYMBOL(drm_crtc_vblank_count); * vblank events since the system was booted, including lost events due to * modesetting activity. Returns corresponding system timestamp of the time * of the vblank interval that corresponds to the current vblank counter value. + * + * This is the legacy version of drm_crtc_vblank_count_and_time(). */ u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe, struct timeval *vblanktime) @@ -936,6 +938,27 @@ u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe, } EXPORT_SYMBOL(drm_vblank_count_and_time); +/** + * drm_crtc_vblank_count_and_time - retrieve "cooked" vblank counter value + * and the system timestamp corresponding to that vblank counter value + * @crtc: which counter to retrieve + * @vblanktime: Pointer to struct timeval to receive the vblank timestamp. + * + * Fetches the "cooked" vblank count value that represents the number of + * vblank events since the system was booted, including lost events due to + * modesetting activity. Returns corresponding system timestamp of the time + * of the vblank interval that corresponds to the current vblank counter value. + * + * This is the native KMS version of drm_vblank_count_and_time(). + */ +u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc, + struct timeval *vblanktime) +{ + return drm_vblank_count_and_time(crtc->dev, drm_crtc_index(crtc), + vblanktime); +} +EXPORT_SYMBOL(drm_crtc_vblank_count_and_time); + static void send_vblank_event(struct drm_device *dev, struct drm_pending_vblank_event *e, unsigned long seq, struct timeval *now) diff --git a/include/drm/drmP.h b/include/drm/drmP.h index ce693a1366c1..53960444a423 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -889,6 +889,8 @@ 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_vblank_count_and_time(struct drm_device *dev, unsigned int pipe, struct timeval *vblanktime); +extern u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc, + struct timeval *vblanktime); extern void drm_send_vblank_event(struct drm_device *dev, unsigned int pipe, struct drm_pending_vblank_event *e); extern void drm_crtc_send_vblank_event(struct drm_crtc *crtc,