Message ID | 20191010102950.56253-1-mihail.atanassov@arm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm/komeda: Don't flush inactive pipes | expand |
On Thu, Oct 10, 2019 at 10:30:07AM +0000, Mihail Atanassov wrote: > HW doesn't allow flushing inactive pipes and raises an MERR interrupt > if you try to do so. Stop triggering the MERR interrupt in the > middle of a commit by calling drm_atomic_helper_commit_planes > with the ACTIVE_ONLY flag. > > Signed-off-by: Mihail Atanassov <mihail.atanassov@arm.com> > --- > drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c > index 8820ce15ce37..ae274902ff92 100644 > --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c > +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c > @@ -82,7 +82,8 @@ static void komeda_kms_commit_tail(struct drm_atomic_state *old_state) > > drm_atomic_helper_commit_modeset_disables(dev, old_state); > > - drm_atomic_helper_commit_planes(dev, old_state, 0); > + drm_atomic_helper_commit_planes(dev, old_state, > + DRM_PLANE_COMMIT_ACTIVE_ONLY); > Looks good to me. Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com> > drm_atomic_helper_commit_modeset_enables(dev, old_state); >
On Wednesday, 16 October 2019 09:21:24 BST james qian wang (Arm Technology China) wrote: > On Thu, Oct 10, 2019 at 10:30:07AM +0000, Mihail Atanassov wrote: > > HW doesn't allow flushing inactive pipes and raises an MERR interrupt > > if you try to do so. Stop triggering the MERR interrupt in the > > middle of a commit by calling drm_atomic_helper_commit_planes > > with the ACTIVE_ONLY flag. > > > > Signed-off-by: Mihail Atanassov <mihail.atanassov@arm.com> > > --- > > drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > > > diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c > > index 8820ce15ce37..ae274902ff92 100644 > > --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c > > +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c > > @@ -82,7 +82,8 @@ static void komeda_kms_commit_tail(struct drm_atomic_state *old_state) > > > > drm_atomic_helper_commit_modeset_disables(dev, old_state); > > > > - drm_atomic_helper_commit_planes(dev, old_state, 0); > > + drm_atomic_helper_commit_planes(dev, old_state, > > + DRM_PLANE_COMMIT_ACTIVE_ONLY); > > > > Looks good to me. > Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com> Thanks for the review, applied to drm-misc-fixes - b88639b8e3808c948169af390bd7e84e909bde8d. > > > drm_atomic_helper_commit_modeset_enables(dev, old_state); > > >
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c index 8820ce15ce37..ae274902ff92 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c @@ -82,7 +82,8 @@ static void komeda_kms_commit_tail(struct drm_atomic_state *old_state) drm_atomic_helper_commit_modeset_disables(dev, old_state); - drm_atomic_helper_commit_planes(dev, old_state, 0); + drm_atomic_helper_commit_planes(dev, old_state, + DRM_PLANE_COMMIT_ACTIVE_ONLY); drm_atomic_helper_commit_modeset_enables(dev, old_state);
HW doesn't allow flushing inactive pipes and raises an MERR interrupt if you try to do so. Stop triggering the MERR interrupt in the middle of a commit by calling drm_atomic_helper_commit_planes with the ACTIVE_ONLY flag. Signed-off-by: Mihail Atanassov <mihail.atanassov@arm.com> --- drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)