| Message ID | 20240829-concurrent-wb-v1-18-502b16ae2ebb@quicinc.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm/msm/dpu: Add Concurrent Writeback Support for DPU 10.x+ | expand |
On Thu, Aug 29, 2024 at 01:48:39PM GMT, Jessica Zhang wrote: > Create a separate API for starting the encoder frame done timer and call > it after the encoder kickoff is finished > > Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com> > --- > drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 4 +++- > drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 21 ++++++++++++++------- > drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 1 + > 3 files changed, 18 insertions(+), 8 deletions(-) > > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c > index c8ef59af444c..daf5f751f584 100644 > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c > @@ -970,8 +970,10 @@ void dpu_crtc_commit_kickoff(struct drm_crtc *crtc) > > dpu_vbif_clear_errors(dpu_kms); > > - drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) > + drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) { > dpu_encoder_kickoff(encoder); > + dpu_encoder_start_frame_done_timer(encoder); > + } > > reinit_completion(&dpu_crtc->frame_done_comp); > > diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c > index bde385318018..9d495a186eb8 100644 > --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c > +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c > @@ -1945,18 +1945,12 @@ bool dpu_encoder_is_valid_for_commit(struct drm_encoder *drm_enc) > return true; > } > > -void dpu_encoder_kickoff(struct drm_encoder *drm_enc) > +void dpu_encoder_start_frame_done_timer(struct drm_encoder *drm_enc) Docs please. With this fixed and with the reason for the change being added to the commit message: Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> > { > struct dpu_encoder_virt *dpu_enc; > - struct dpu_encoder_phys *phys; > unsigned long timeout_ms; > - unsigned int i; > > - DPU_ATRACE_BEGIN("encoder_kickoff"); > dpu_enc = to_dpu_encoder_virt(drm_enc); > - > - trace_dpu_enc_kickoff(DRMID(drm_enc)); > - > timeout_ms = DPU_ENCODER_FRAME_DONE_TIMEOUT_FRAMES * 1000 / > drm_mode_vrefresh(&drm_enc->crtc->state->adjusted_mode); >
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index c8ef59af444c..daf5f751f584 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -970,8 +970,10 @@ void dpu_crtc_commit_kickoff(struct drm_crtc *crtc) dpu_vbif_clear_errors(dpu_kms); - drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) + drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) { dpu_encoder_kickoff(encoder); + dpu_encoder_start_frame_done_timer(encoder); + } reinit_completion(&dpu_crtc->frame_done_comp); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index bde385318018..9d495a186eb8 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -1945,18 +1945,12 @@ bool dpu_encoder_is_valid_for_commit(struct drm_encoder *drm_enc) return true; } -void dpu_encoder_kickoff(struct drm_encoder *drm_enc) +void dpu_encoder_start_frame_done_timer(struct drm_encoder *drm_enc) { struct dpu_encoder_virt *dpu_enc; - struct dpu_encoder_phys *phys; unsigned long timeout_ms; - unsigned int i; - DPU_ATRACE_BEGIN("encoder_kickoff"); dpu_enc = to_dpu_encoder_virt(drm_enc); - - trace_dpu_enc_kickoff(DRMID(drm_enc)); - timeout_ms = DPU_ENCODER_FRAME_DONE_TIMEOUT_FRAMES * 1000 / drm_mode_vrefresh(&drm_enc->crtc->state->adjusted_mode); @@ -1964,6 +1958,19 @@ void dpu_encoder_kickoff(struct drm_encoder *drm_enc) mod_timer(&dpu_enc->frame_done_timer, jiffies + msecs_to_jiffies(timeout_ms)); +} + +void dpu_encoder_kickoff(struct drm_encoder *drm_enc) +{ + struct dpu_encoder_virt *dpu_enc; + struct dpu_encoder_phys *phys; + unsigned int i; + + DPU_ATRACE_BEGIN("encoder_kickoff"); + dpu_enc = to_dpu_encoder_virt(drm_enc); + + trace_dpu_enc_kickoff(DRMID(drm_enc)); + /* All phys encs are ready to go, trigger the kickoff */ _dpu_encoder_kickoff_phys(dpu_enc); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h index 131bb8b2c0ee..7ab5f9380bf5 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h @@ -216,5 +216,6 @@ void dpu_encoder_cleanup_wb_job(struct drm_encoder *drm_enc, * @drm_enc: Pointer to drm encoder structure */ bool dpu_encoder_is_valid_for_commit(struct drm_encoder *drm_enc); +void dpu_encoder_start_frame_done_timer(struct drm_encoder *drm_enc); #endif /* __DPU_ENCODER_H__ */
Create a separate API for starting the encoder frame done timer and call it after the encoder kickoff is finished Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com> --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 4 +++- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 21 ++++++++++++++------- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 1 + 3 files changed, 18 insertions(+), 8 deletions(-)