Message ID | 20200527111134.1571781-1-daniel.vetter@ffwll.ch (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm: use drm_dev_has_vblank more | expand |
Am 27.05.20 um 13:11 schrieb Daniel Vetter: > For historical reasons it's called dev->num_crtcs, which is rather > confusing ever since kms was added. But now we have a nice helper, so > let's use it for better readability! > > Only code change is in atomic helpers: vblank support means that > dev->irq_enabled must be set too. Another one of these quirky things > ... But since it's implied we can simplify that check. > > Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> > Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > Cc: Maxime Ripard <mripard@kernel.org> > Cc: Thomas Zimmermann <tzimmermann@suse.de> > Cc: David Airlie <airlied@linux.ie> > Cc: Daniel Vetter <daniel@ffwll.ch> Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de> > --- > drivers/gpu/drm/drm_atomic_helper.c | 2 +- > drivers/gpu/drm/drm_irq.c | 2 +- > drivers/gpu/drm/drm_vblank.c | 14 +++++++------- > 3 files changed, 9 insertions(+), 9 deletions(-) > > diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c > index 0a541368246e..bfcc7857a9a1 100644 > --- a/drivers/gpu/drm/drm_atomic_helper.c > +++ b/drivers/gpu/drm/drm_atomic_helper.c > @@ -1097,7 +1097,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state) > else if (funcs->dpms) > funcs->dpms(crtc, DRM_MODE_DPMS_OFF); > > - if (!(dev->irq_enabled && dev->num_crtcs)) > + if (!drm_dev_has_vblank(dev)) > continue; > > ret = drm_crtc_vblank_get(crtc); > diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c > index 588be45abd7a..09d6e9e2e075 100644 > --- a/drivers/gpu/drm/drm_irq.c > +++ b/drivers/gpu/drm/drm_irq.c > @@ -181,7 +181,7 @@ int drm_irq_uninstall(struct drm_device *dev) > * vblank/irq handling. KMS drivers must ensure that vblanks are all > * disabled when uninstalling the irq handler. > */ > - if (dev->num_crtcs) { > + if (drm_dev_has_vblank(dev)) { > spin_lock_irqsave(&dev->vbl_lock, irqflags); > for (i = 0; i < dev->num_crtcs; i++) { > struct drm_vblank_crtc *vblank = &dev->vblank[i]; > diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c > index e278d6407f8e..162d9f7e692a 100644 > --- a/drivers/gpu/drm/drm_vblank.c > +++ b/drivers/gpu/drm/drm_vblank.c > @@ -605,7 +605,7 @@ void drm_calc_timestamping_constants(struct drm_crtc *crtc, > int linedur_ns = 0, framedur_ns = 0; > int dotclock = mode->crtc_clock; > > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1065,7 +1065,7 @@ void drm_crtc_send_vblank_event(struct drm_crtc *crtc, > unsigned int pipe = drm_crtc_index(crtc); > ktime_t now; > > - if (dev->num_crtcs > 0) { > + if (drm_dev_has_vblank(dev)) { > seq = drm_vblank_count_and_time(dev, pipe, &now); > } else { > seq = 0; > @@ -1137,7 +1137,7 @@ static int drm_vblank_get(struct drm_device *dev, unsigned int pipe) > unsigned long irqflags; > int ret = 0; > > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return -EINVAL; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1506,7 +1506,7 @@ static void drm_legacy_vblank_pre_modeset(struct drm_device *dev, > struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; > > /* vblank is not initialized (IRQ not installed ?), or has been freed */ > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1533,7 +1533,7 @@ static void drm_legacy_vblank_post_modeset(struct drm_device *dev, > unsigned long irqflags; > > /* vblank is not initialized (IRQ not installed ?), or has been freed */ > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1558,7 +1558,7 @@ int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, > unsigned int pipe; > > /* If drm_vblank_init() hasn't been called yet, just no-op */ > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return 0; > > /* KMS drivers handle this internally */ > @@ -1896,7 +1896,7 @@ bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe) > unsigned long irqflags; > bool disable_irq, fence_cookie; > > - if (WARN_ON_ONCE(!dev->num_crtcs)) > + if (WARN_ON_ONCE(!drm_dev_has_vblank(dev))) > return false; > > if (WARN_ON(pipe >= dev->num_crtcs)) >
On Wed, May 27, 2020 at 01:11:34PM +0200, Daniel Vetter wrote: > For historical reasons it's called dev->num_crtcs, which is rather > confusing ever since kms was added. But now we have a nice helper, so > let's use it for better readability! > > Only code change is in atomic helpers: vblank support means that > dev->irq_enabled must be set too. Another one of these quirky things > ... But since it's implied we can simplify that check. > > Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> > Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > Cc: Maxime Ripard <mripard@kernel.org> > Cc: Thomas Zimmermann <tzimmermann@suse.de> > Cc: David Airlie <airlied@linux.ie> > Cc: Daniel Vetter <daniel@ffwll.ch> Acked-by: Sam Ravnborg <sam@ravnborg.org> > --- > drivers/gpu/drm/drm_atomic_helper.c | 2 +- > drivers/gpu/drm/drm_irq.c | 2 +- > drivers/gpu/drm/drm_vblank.c | 14 +++++++------- > 3 files changed, 9 insertions(+), 9 deletions(-) > > diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c > index 0a541368246e..bfcc7857a9a1 100644 > --- a/drivers/gpu/drm/drm_atomic_helper.c > +++ b/drivers/gpu/drm/drm_atomic_helper.c > @@ -1097,7 +1097,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state) > else if (funcs->dpms) > funcs->dpms(crtc, DRM_MODE_DPMS_OFF); > > - if (!(dev->irq_enabled && dev->num_crtcs)) > + if (!drm_dev_has_vblank(dev)) > continue; > > ret = drm_crtc_vblank_get(crtc); > diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c > index 588be45abd7a..09d6e9e2e075 100644 > --- a/drivers/gpu/drm/drm_irq.c > +++ b/drivers/gpu/drm/drm_irq.c > @@ -181,7 +181,7 @@ int drm_irq_uninstall(struct drm_device *dev) > * vblank/irq handling. KMS drivers must ensure that vblanks are all > * disabled when uninstalling the irq handler. > */ > - if (dev->num_crtcs) { > + if (drm_dev_has_vblank(dev)) { > spin_lock_irqsave(&dev->vbl_lock, irqflags); > for (i = 0; i < dev->num_crtcs; i++) { > struct drm_vblank_crtc *vblank = &dev->vblank[i]; > diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c > index e278d6407f8e..162d9f7e692a 100644 > --- a/drivers/gpu/drm/drm_vblank.c > +++ b/drivers/gpu/drm/drm_vblank.c > @@ -605,7 +605,7 @@ void drm_calc_timestamping_constants(struct drm_crtc *crtc, > int linedur_ns = 0, framedur_ns = 0; > int dotclock = mode->crtc_clock; > > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1065,7 +1065,7 @@ void drm_crtc_send_vblank_event(struct drm_crtc *crtc, > unsigned int pipe = drm_crtc_index(crtc); > ktime_t now; > > - if (dev->num_crtcs > 0) { > + if (drm_dev_has_vblank(dev)) { > seq = drm_vblank_count_and_time(dev, pipe, &now); > } else { > seq = 0; > @@ -1137,7 +1137,7 @@ static int drm_vblank_get(struct drm_device *dev, unsigned int pipe) > unsigned long irqflags; > int ret = 0; > > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return -EINVAL; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1506,7 +1506,7 @@ static void drm_legacy_vblank_pre_modeset(struct drm_device *dev, > struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; > > /* vblank is not initialized (IRQ not installed ?), or has been freed */ > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1533,7 +1533,7 @@ static void drm_legacy_vblank_post_modeset(struct drm_device *dev, > unsigned long irqflags; > > /* vblank is not initialized (IRQ not installed ?), or has been freed */ > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return; > > if (WARN_ON(pipe >= dev->num_crtcs)) > @@ -1558,7 +1558,7 @@ int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, > unsigned int pipe; > > /* If drm_vblank_init() hasn't been called yet, just no-op */ > - if (!dev->num_crtcs) > + if (!drm_dev_has_vblank(dev)) > return 0; > > /* KMS drivers handle this internally */ > @@ -1896,7 +1896,7 @@ bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe) > unsigned long irqflags; > bool disable_irq, fence_cookie; > > - if (WARN_ON_ONCE(!dev->num_crtcs)) > + if (WARN_ON_ONCE(!drm_dev_has_vblank(dev))) > return false; > > if (WARN_ON(pipe >= dev->num_crtcs)) > -- > 2.26.2 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel
On Wed, May 27, 2020 at 02:02:12PM +0200, Thomas Zimmermann wrote: > > Am 27.05.20 um 13:11 schrieb Daniel Vetter: > > For historical reasons it's called dev->num_crtcs, which is rather > > confusing ever since kms was added. But now we have a nice helper, so > > let's use it for better readability! > > > > Only code change is in atomic helpers: vblank support means that > > dev->irq_enabled must be set too. Another one of these quirky things > > ... But since it's implied we can simplify that check. > > > > Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> > > Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > > Cc: Maxime Ripard <mripard@kernel.org> > > Cc: Thomas Zimmermann <tzimmermann@suse.de> > > Cc: David Airlie <airlied@linux.ie> > > Cc: Daniel Vetter <daniel@ffwll.ch> > > Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de> Thanks for your review, patch queued up. -Daniel > > > --- > > drivers/gpu/drm/drm_atomic_helper.c | 2 +- > > drivers/gpu/drm/drm_irq.c | 2 +- > > drivers/gpu/drm/drm_vblank.c | 14 +++++++------- > > 3 files changed, 9 insertions(+), 9 deletions(-) > > > > diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c > > index 0a541368246e..bfcc7857a9a1 100644 > > --- a/drivers/gpu/drm/drm_atomic_helper.c > > +++ b/drivers/gpu/drm/drm_atomic_helper.c > > @@ -1097,7 +1097,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state) > > else if (funcs->dpms) > > funcs->dpms(crtc, DRM_MODE_DPMS_OFF); > > > > - if (!(dev->irq_enabled && dev->num_crtcs)) > > + if (!drm_dev_has_vblank(dev)) > > continue; > > > > ret = drm_crtc_vblank_get(crtc); > > diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c > > index 588be45abd7a..09d6e9e2e075 100644 > > --- a/drivers/gpu/drm/drm_irq.c > > +++ b/drivers/gpu/drm/drm_irq.c > > @@ -181,7 +181,7 @@ int drm_irq_uninstall(struct drm_device *dev) > > * vblank/irq handling. KMS drivers must ensure that vblanks are all > > * disabled when uninstalling the irq handler. > > */ > > - if (dev->num_crtcs) { > > + if (drm_dev_has_vblank(dev)) { > > spin_lock_irqsave(&dev->vbl_lock, irqflags); > > for (i = 0; i < dev->num_crtcs; i++) { > > struct drm_vblank_crtc *vblank = &dev->vblank[i]; > > diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c > > index e278d6407f8e..162d9f7e692a 100644 > > --- a/drivers/gpu/drm/drm_vblank.c > > +++ b/drivers/gpu/drm/drm_vblank.c > > @@ -605,7 +605,7 @@ void drm_calc_timestamping_constants(struct drm_crtc *crtc, > > int linedur_ns = 0, framedur_ns = 0; > > int dotclock = mode->crtc_clock; > > > > - if (!dev->num_crtcs) > > + if (!drm_dev_has_vblank(dev)) > > return; > > > > if (WARN_ON(pipe >= dev->num_crtcs)) > > @@ -1065,7 +1065,7 @@ void drm_crtc_send_vblank_event(struct drm_crtc *crtc, > > unsigned int pipe = drm_crtc_index(crtc); > > ktime_t now; > > > > - if (dev->num_crtcs > 0) { > > + if (drm_dev_has_vblank(dev)) { > > seq = drm_vblank_count_and_time(dev, pipe, &now); > > } else { > > seq = 0; > > @@ -1137,7 +1137,7 @@ static int drm_vblank_get(struct drm_device *dev, unsigned int pipe) > > unsigned long irqflags; > > int ret = 0; > > > > - if (!dev->num_crtcs) > > + if (!drm_dev_has_vblank(dev)) > > return -EINVAL; > > > > if (WARN_ON(pipe >= dev->num_crtcs)) > > @@ -1506,7 +1506,7 @@ static void drm_legacy_vblank_pre_modeset(struct drm_device *dev, > > struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; > > > > /* vblank is not initialized (IRQ not installed ?), or has been freed */ > > - if (!dev->num_crtcs) > > + if (!drm_dev_has_vblank(dev)) > > return; > > > > if (WARN_ON(pipe >= dev->num_crtcs)) > > @@ -1533,7 +1533,7 @@ static void drm_legacy_vblank_post_modeset(struct drm_device *dev, > > unsigned long irqflags; > > > > /* vblank is not initialized (IRQ not installed ?), or has been freed */ > > - if (!dev->num_crtcs) > > + if (!drm_dev_has_vblank(dev)) > > return; > > > > if (WARN_ON(pipe >= dev->num_crtcs)) > > @@ -1558,7 +1558,7 @@ int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, > > unsigned int pipe; > > > > /* If drm_vblank_init() hasn't been called yet, just no-op */ > > - if (!dev->num_crtcs) > > + if (!drm_dev_has_vblank(dev)) > > return 0; > > > > /* KMS drivers handle this internally */ > > @@ -1896,7 +1896,7 @@ bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe) > > unsigned long irqflags; > > bool disable_irq, fence_cookie; > > > > - if (WARN_ON_ONCE(!dev->num_crtcs)) > > + if (WARN_ON_ONCE(!drm_dev_has_vblank(dev))) > > return false; > > > > if (WARN_ON(pipe >= dev->num_crtcs)) > > > > -- > Thomas Zimmermann > Graphics Driver Developer > SUSE Software Solutions Germany GmbH > Maxfeldstr. 5, 90409 Nürnberg, Germany > (HRB 36809, AG Nürnberg) > Geschäftsführer: Felix Imendörffer >
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 0a541368246e..bfcc7857a9a1 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -1097,7 +1097,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state) else if (funcs->dpms) funcs->dpms(crtc, DRM_MODE_DPMS_OFF); - if (!(dev->irq_enabled && dev->num_crtcs)) + if (!drm_dev_has_vblank(dev)) continue; ret = drm_crtc_vblank_get(crtc); diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 588be45abd7a..09d6e9e2e075 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -181,7 +181,7 @@ int drm_irq_uninstall(struct drm_device *dev) * vblank/irq handling. KMS drivers must ensure that vblanks are all * disabled when uninstalling the irq handler. */ - if (dev->num_crtcs) { + if (drm_dev_has_vblank(dev)) { spin_lock_irqsave(&dev->vbl_lock, irqflags); for (i = 0; i < dev->num_crtcs; i++) { struct drm_vblank_crtc *vblank = &dev->vblank[i]; diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c index e278d6407f8e..162d9f7e692a 100644 --- a/drivers/gpu/drm/drm_vblank.c +++ b/drivers/gpu/drm/drm_vblank.c @@ -605,7 +605,7 @@ void drm_calc_timestamping_constants(struct drm_crtc *crtc, int linedur_ns = 0, framedur_ns = 0; int dotclock = mode->crtc_clock; - if (!dev->num_crtcs) + if (!drm_dev_has_vblank(dev)) return; if (WARN_ON(pipe >= dev->num_crtcs)) @@ -1065,7 +1065,7 @@ void drm_crtc_send_vblank_event(struct drm_crtc *crtc, unsigned int pipe = drm_crtc_index(crtc); ktime_t now; - if (dev->num_crtcs > 0) { + if (drm_dev_has_vblank(dev)) { seq = drm_vblank_count_and_time(dev, pipe, &now); } else { seq = 0; @@ -1137,7 +1137,7 @@ static int drm_vblank_get(struct drm_device *dev, unsigned int pipe) unsigned long irqflags; int ret = 0; - if (!dev->num_crtcs) + if (!drm_dev_has_vblank(dev)) return -EINVAL; if (WARN_ON(pipe >= dev->num_crtcs)) @@ -1506,7 +1506,7 @@ static void drm_legacy_vblank_pre_modeset(struct drm_device *dev, struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; /* vblank is not initialized (IRQ not installed ?), or has been freed */ - if (!dev->num_crtcs) + if (!drm_dev_has_vblank(dev)) return; if (WARN_ON(pipe >= dev->num_crtcs)) @@ -1533,7 +1533,7 @@ static void drm_legacy_vblank_post_modeset(struct drm_device *dev, unsigned long irqflags; /* vblank is not initialized (IRQ not installed ?), or has been freed */ - if (!dev->num_crtcs) + if (!drm_dev_has_vblank(dev)) return; if (WARN_ON(pipe >= dev->num_crtcs)) @@ -1558,7 +1558,7 @@ int drm_legacy_modeset_ctl_ioctl(struct drm_device *dev, void *data, unsigned int pipe; /* If drm_vblank_init() hasn't been called yet, just no-op */ - if (!dev->num_crtcs) + if (!drm_dev_has_vblank(dev)) return 0; /* KMS drivers handle this internally */ @@ -1896,7 +1896,7 @@ bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe) unsigned long irqflags; bool disable_irq, fence_cookie; - if (WARN_ON_ONCE(!dev->num_crtcs)) + if (WARN_ON_ONCE(!drm_dev_has_vblank(dev))) return false; if (WARN_ON(pipe >= dev->num_crtcs))
For historical reasons it's called dev->num_crtcs, which is rather confusing ever since kms was added. But now we have a nice helper, so let's use it for better readability! Only code change is in atomic helpers: vblank support means that dev->irq_enabled must be set too. Another one of these quirky things ... But since it's implied we can simplify that check. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Maxime Ripard <mripard@kernel.org> Cc: Thomas Zimmermann <tzimmermann@suse.de> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> --- drivers/gpu/drm/drm_atomic_helper.c | 2 +- drivers/gpu/drm/drm_irq.c | 2 +- drivers/gpu/drm/drm_vblank.c | 14 +++++++------- 3 files changed, 9 insertions(+), 9 deletions(-)