| Message ID | 7a758de388d2f904ac94eb256d815bb6b7bc6663.1687423204.git.geert+renesas@glider.be (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm: renesas: shmobile: Atomic conversion + DT support | expand |
Hi Geert, Thank you for the patch. On Thu, Jun 22, 2023 at 11:21:49AM +0200, Geert Uytterhoeven wrote: > Now the suspend/resume methods no longer need to look at internal driver > state, the dpms and started fields in the shmob_drm_crtc structure can > be removed, as well as the shmob_drm_crtc_dpms() wrapper. > > Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> > --- > .../gpu/drm/renesas/shmobile/shmob_drm_crtc.c | 35 ++++--------------- > .../gpu/drm/renesas/shmobile/shmob_drm_crtc.h | 3 -- > 2 files changed, 6 insertions(+), 32 deletions(-) > > diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c > index b11bb666de3bac46..f2332bb0fbbd51a1 100644 > --- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c > +++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c > @@ -196,9 +196,6 @@ static void shmob_drm_crtc_start(struct shmob_drm_crtc *scrtc) > u32 value; > int ret; > > - if (scrtc->started) > - return; > - > ret = pm_runtime_resume_and_get(dev); > if (ret) > return; > @@ -252,8 +249,6 @@ static void shmob_drm_crtc_start(struct shmob_drm_crtc *scrtc) > > /* Turn vertical blank interrupt reporting back on. */ > drm_crtc_vblank_on(crtc); > - > - scrtc->started = true; > } > > /* ----------------------------------------------------------------------------- > @@ -314,9 +309,6 @@ static void shmob_drm_crtc_stop(struct shmob_drm_crtc *scrtc) > struct drm_crtc *crtc = &scrtc->base; > struct shmob_drm_device *sdev = to_shmob_device(crtc->dev); > > - if (!scrtc->started) > - return; > - > /* > * Disable vertical blank interrupt reporting. We first need to wait > * for page flip completion before stopping the CRTC as userspace > @@ -335,8 +327,6 @@ static void shmob_drm_crtc_stop(struct shmob_drm_crtc *scrtc) > shmob_drm_clk_off(sdev); > > pm_runtime_put(sdev->dev); > - > - scrtc->started = false; > } > > static inline struct shmob_drm_crtc *to_shmob_crtc(struct drm_crtc *crtc) > @@ -344,21 +334,6 @@ static inline struct shmob_drm_crtc *to_shmob_crtc(struct drm_crtc *crtc) > return container_of(crtc, struct shmob_drm_crtc, base); > } > > -static void shmob_drm_crtc_dpms(struct drm_crtc *crtc, int mode) > -{ > - struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); > - > - if (scrtc->dpms == mode) > - return; > - > - if (mode == DRM_MODE_DPMS_ON) > - shmob_drm_crtc_start(scrtc); > - else > - shmob_drm_crtc_stop(scrtc); > - > - scrtc->dpms = mode; > -} > - > static void shmob_drm_crtc_atomic_flush(struct drm_crtc *crtc, > struct drm_atomic_state *state) > { > @@ -378,13 +353,17 @@ static void shmob_drm_crtc_atomic_flush(struct drm_crtc *crtc, > static void shmob_drm_crtc_atomic_enable(struct drm_crtc *crtc, > struct drm_atomic_state *state) > { > - shmob_drm_crtc_dpms(crtc, DRM_MODE_DPMS_ON); > + struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); > + > + shmob_drm_crtc_start(scrtc); If this function isn't called from any other location anymore, you may want to inline it. > } > > static void shmob_drm_crtc_atomic_disable(struct drm_crtc *crtc, > struct drm_atomic_state *state) > { > - shmob_drm_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); > + struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); > + > + shmob_drm_crtc_stop(scrtc); Same here. Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> > } > > static const struct drm_crtc_helper_funcs crtc_helper_funcs = { > @@ -476,8 +455,6 @@ int shmob_drm_crtc_create(struct shmob_drm_device *sdev) > > init_waitqueue_head(&sdev->crtc.flip_wait); > > - sdev->crtc.dpms = DRM_MODE_DPMS_OFF; > - > primary = shmob_drm_plane_create(sdev, 0); > if (IS_ERR(primary)) > return PTR_ERR(primary); > diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h > index 37380c815f1f5a08..89a0746f9a35807d 100644 > --- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h > +++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h > @@ -27,9 +27,6 @@ struct shmob_drm_crtc { > > struct drm_pending_vblank_event *event; > wait_queue_head_t flip_wait; > - int dpms; > - > - bool started; > }; > > struct shmob_drm_connector {
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c index b11bb666de3bac46..f2332bb0fbbd51a1 100644 --- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c +++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c @@ -196,9 +196,6 @@ static void shmob_drm_crtc_start(struct shmob_drm_crtc *scrtc) u32 value; int ret; - if (scrtc->started) - return; - ret = pm_runtime_resume_and_get(dev); if (ret) return; @@ -252,8 +249,6 @@ static void shmob_drm_crtc_start(struct shmob_drm_crtc *scrtc) /* Turn vertical blank interrupt reporting back on. */ drm_crtc_vblank_on(crtc); - - scrtc->started = true; } /* ----------------------------------------------------------------------------- @@ -314,9 +309,6 @@ static void shmob_drm_crtc_stop(struct shmob_drm_crtc *scrtc) struct drm_crtc *crtc = &scrtc->base; struct shmob_drm_device *sdev = to_shmob_device(crtc->dev); - if (!scrtc->started) - return; - /* * Disable vertical blank interrupt reporting. We first need to wait * for page flip completion before stopping the CRTC as userspace @@ -335,8 +327,6 @@ static void shmob_drm_crtc_stop(struct shmob_drm_crtc *scrtc) shmob_drm_clk_off(sdev); pm_runtime_put(sdev->dev); - - scrtc->started = false; } static inline struct shmob_drm_crtc *to_shmob_crtc(struct drm_crtc *crtc) @@ -344,21 +334,6 @@ static inline struct shmob_drm_crtc *to_shmob_crtc(struct drm_crtc *crtc) return container_of(crtc, struct shmob_drm_crtc, base); } -static void shmob_drm_crtc_dpms(struct drm_crtc *crtc, int mode) -{ - struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); - - if (scrtc->dpms == mode) - return; - - if (mode == DRM_MODE_DPMS_ON) - shmob_drm_crtc_start(scrtc); - else - shmob_drm_crtc_stop(scrtc); - - scrtc->dpms = mode; -} - static void shmob_drm_crtc_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_state *state) { @@ -378,13 +353,17 @@ static void shmob_drm_crtc_atomic_flush(struct drm_crtc *crtc, static void shmob_drm_crtc_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_state *state) { - shmob_drm_crtc_dpms(crtc, DRM_MODE_DPMS_ON); + struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); + + shmob_drm_crtc_start(scrtc); } static void shmob_drm_crtc_atomic_disable(struct drm_crtc *crtc, struct drm_atomic_state *state) { - shmob_drm_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); + struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc); + + shmob_drm_crtc_stop(scrtc); } static const struct drm_crtc_helper_funcs crtc_helper_funcs = { @@ -476,8 +455,6 @@ int shmob_drm_crtc_create(struct shmob_drm_device *sdev) init_waitqueue_head(&sdev->crtc.flip_wait); - sdev->crtc.dpms = DRM_MODE_DPMS_OFF; - primary = shmob_drm_plane_create(sdev, 0); if (IS_ERR(primary)) return PTR_ERR(primary); diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h index 37380c815f1f5a08..89a0746f9a35807d 100644 --- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h +++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.h @@ -27,9 +27,6 @@ struct shmob_drm_crtc { struct drm_pending_vblank_event *event; wait_queue_head_t flip_wait; - int dpms; - - bool started; }; struct shmob_drm_connector {
Now the suspend/resume methods no longer need to look at internal driver state, the dpms and started fields in the shmob_drm_crtc structure can be removed, as well as the shmob_drm_crtc_dpms() wrapper. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- .../gpu/drm/renesas/shmobile/shmob_drm_crtc.c | 35 ++++--------------- .../gpu/drm/renesas/shmobile/shmob_drm_crtc.h | 3 -- 2 files changed, 6 insertions(+), 32 deletions(-)