Message ID | 20190301125627.7285-16-maarten.lankhorst@linux.intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm: Start subclassing crtc_state. | expand |
Maarten Lankhorst <maarten.lankhorst@linux.intel.com> writes: > Convert vc4 to using __drm_atomic_helper_crtc_reset(), instead of > writing its own version. Instead of open coding destroy_state(), > call it directly for freeing the old state. > > Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > Cc: Eric Anholt <eric@anholt.net> > --- > drivers/gpu/drm/vc4/vc4_crtc.c | 9 +++++---- > 1 file changed, 5 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c > index e7c04a9eb219..fdf21594b050 100644 > --- a/drivers/gpu/drm/vc4/vc4_crtc.c > +++ b/drivers/gpu/drm/vc4/vc4_crtc.c > @@ -1041,12 +1041,13 @@ static void vc4_crtc_destroy_state(struct drm_crtc *crtc, > static void > vc4_crtc_reset(struct drm_crtc *crtc) > { > - if (crtc->state) > - vc4_crtc_destroy_state(crtc->state); > + struct vc4_crtc_state *crtc_state = > + kzalloc(sizeof(*crtc_state), GFP_KERNEL); > > - crtc->state = kzalloc(sizeof(struct vc4_crtc_state), GFP_KERNEL); > if (crtc->state) > - crtc->state->crtc = crtc; > + vc4_crtc_destroy_state(crtc, crtc->state); > + > + __drm_atomic_helper_crtc_reset(crtc, &crtc_state->base); Wouldn't it be much easier if __drm_atomic_helper_crtc_reset took in a new state and destroyed the old state for you? It seems like hardly a helper as is.
Op 01-03-2019 om 23:47 schreef Eric Anholt: > Maarten Lankhorst <maarten.lankhorst@linux.intel.com> writes: > >> Convert vc4 to using __drm_atomic_helper_crtc_reset(), instead of >> writing its own version. Instead of open coding destroy_state(), >> call it directly for freeing the old state. >> >> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> >> Cc: Eric Anholt <eric@anholt.net> >> --- >> drivers/gpu/drm/vc4/vc4_crtc.c | 9 +++++---- >> 1 file changed, 5 insertions(+), 4 deletions(-) >> >> diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c >> index e7c04a9eb219..fdf21594b050 100644 >> --- a/drivers/gpu/drm/vc4/vc4_crtc.c >> +++ b/drivers/gpu/drm/vc4/vc4_crtc.c >> @@ -1041,12 +1041,13 @@ static void vc4_crtc_destroy_state(struct drm_crtc *crtc, >> static void >> vc4_crtc_reset(struct drm_crtc *crtc) >> { >> - if (crtc->state) >> - vc4_crtc_destroy_state(crtc->state); >> + struct vc4_crtc_state *crtc_state = >> + kzalloc(sizeof(*crtc_state), GFP_KERNEL); >> >> - crtc->state = kzalloc(sizeof(struct vc4_crtc_state), GFP_KERNEL); >> if (crtc->state) >> - crtc->state->crtc = crtc; >> + vc4_crtc_destroy_state(crtc, crtc->state); >> + >> + __drm_atomic_helper_crtc_reset(crtc, &crtc_state->base); > Wouldn't it be much easier if __drm_atomic_helper_crtc_reset took in a > new state and destroyed the old state for you? It seems like hardly a > helper as is. Yes it would, but the plane/connector reset is the same. If you want to convert them all it would be nice. :)
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c index e7c04a9eb219..fdf21594b050 100644 --- a/drivers/gpu/drm/vc4/vc4_crtc.c +++ b/drivers/gpu/drm/vc4/vc4_crtc.c @@ -1041,12 +1041,13 @@ static void vc4_crtc_destroy_state(struct drm_crtc *crtc, static void vc4_crtc_reset(struct drm_crtc *crtc) { - if (crtc->state) - vc4_crtc_destroy_state(crtc->state); + struct vc4_crtc_state *crtc_state = + kzalloc(sizeof(*crtc_state), GFP_KERNEL); - crtc->state = kzalloc(sizeof(struct vc4_crtc_state), GFP_KERNEL); if (crtc->state) - crtc->state->crtc = crtc; + vc4_crtc_destroy_state(crtc, crtc->state); + + __drm_atomic_helper_crtc_reset(crtc, &crtc_state->base); } static const struct drm_crtc_funcs vc4_crtc_funcs = {
Convert vc4 to using __drm_atomic_helper_crtc_reset(), instead of writing its own version. Instead of open coding destroy_state(), call it directly for freeing the old state. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Eric Anholt <eric@anholt.net> --- drivers/gpu/drm/vc4/vc4_crtc.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)