Update crtc retrieval from dpu_enc to dpu_enc connector state, since new links get set as part of the dpu enc virt mode set. The dpu_enc->crtc cache is no more needed, hence cleaning it as part of this change. Signed-off-by: Vinod Polimera <quic_vpolimer@xxxxxxxxxxx> --- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 4 ---- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 30 ++++++++++++++--------------- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 8 -------- 3 files changed, 14 insertions(+), 28 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index b56f777..f91e3d1 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -972,7 +972,6 @@ static void dpu_crtc_disable(struct drm_crtc *crtc, */ if (dpu_encoder_get_intf_mode(encoder) == INTF_MODE_VIDEO) release_bandwidth = true; - dpu_encoder_assign_crtc(encoder, NULL); } /* wait for frame_event_done completion */ @@ -1042,9 +1041,6 @@ static void dpu_crtc_enable(struct drm_crtc *crtc, trace_dpu_crtc_enable(DRMID(crtc), true, dpu_crtc); dpu_crtc->enabled = true; - drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) - dpu_encoder_assign_crtc(encoder, crtc); - /* Enable/restore vblank irq handling */ drm_crtc_vblank_on(crtc); } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 52516eb..0fddc9d 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -181,7 +181,6 @@ struct dpu_encoder_virt { bool intfs_swapped; - struct drm_crtc *crtc; struct drm_connector *connector; struct dentry *debugfs_root; @@ -1245,6 +1244,7 @@ static void dpu_encoder_vblank_callback(struct drm_encoder *drm_enc, struct dpu_encoder_phys *phy_enc) { struct dpu_encoder_virt *dpu_enc = NULL; + struct drm_crtc *crtc; unsigned long lock_flags; if (!drm_enc || !phy_enc) @@ -1253,9 +1253,14 @@ static void dpu_encoder_vblank_callback(struct drm_encoder *drm_enc, DPU_ATRACE_BEGIN("encoder_vblank_callback"); dpu_enc = to_dpu_encoder_virt(drm_enc); + if (!dpu_enc->connector || !dpu_enc->connector->state) + return; + + crtc = dpu_enc->connector->state->crtc; + spin_lock_irqsave(&dpu_enc->enc_spinlock, lock_flags); - if (dpu_enc->crtc) - dpu_crtc_vblank_callback(dpu_enc->crtc); + if (crtc) + dpu_crtc_vblank_callback(crtc); spin_unlock_irqrestore(&dpu_enc->enc_spinlock, lock_flags); atomic_inc(&phy_enc->vsync_cnt); @@ -1280,29 +1285,22 @@ static void dpu_encoder_underrun_callback(struct drm_encoder *drm_enc, DPU_ATRACE_END("encoder_underrun_callback"); } -void dpu_encoder_assign_crtc(struct drm_encoder *drm_enc, struct drm_crtc *crtc) -{ - struct dpu_encoder_virt *dpu_enc = to_dpu_encoder_virt(drm_enc); - unsigned long lock_flags; - - spin_lock_irqsave(&dpu_enc->enc_spinlock, lock_flags); - /* crtc should always be cleared before re-assigning */ - WARN_ON(crtc && dpu_enc->crtc); - dpu_enc->crtc = crtc; - spin_unlock_irqrestore(&dpu_enc->enc_spinlock, lock_flags); -} - void dpu_encoder_toggle_vblank_for_crtc(struct drm_encoder *drm_enc, struct drm_crtc *crtc, bool enable) { struct dpu_encoder_virt *dpu_enc = to_dpu_encoder_virt(drm_enc); + struct drm_crtc *new_crtc; unsigned long lock_flags; int i; trace_dpu_enc_vblank_cb(DRMID(drm_enc), enable); + if (!dpu_enc->connector || !dpu_enc->connector->state) + return; + + new_crtc = dpu_enc->connector->state->crtc; spin_lock_irqsave(&dpu_enc->enc_spinlock, lock_flags); - if (dpu_enc->crtc != crtc) { + if (!new_crtc || new_crtc != crtc) { spin_unlock_irqrestore(&dpu_enc->enc_spinlock, lock_flags); return; } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h index 781d41c..edba815 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h @@ -39,14 +39,6 @@ struct msm_display_info { }; /** - * dpu_encoder_assign_crtc - Link the encoder to the crtc it's assigned to - * @encoder: encoder pointer - * @crtc: crtc pointer - */ -void dpu_encoder_assign_crtc(struct drm_encoder *encoder, - struct drm_crtc *crtc); - -/** * dpu_encoder_toggle_vblank_for_crtc - Toggles vblank interrupts on or off if * the encoder is assigned to the given crtc * @encoder: encoder pointer -- 2.7.4