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. This patch is dependent on the series: https://patchwork.freedesktop.org/series/110969/ 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 | 42 +++++++++-------------------- drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 8 ------ 3 files changed, 13 insertions(+), 41 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index 3f72d38..289d51e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -1029,7 +1029,6 @@ 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 */ @@ -1099,9 +1098,6 @@ 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 a585036..b9b254d 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -132,11 +132,6 @@ enum dpu_enc_rc_states { * @intfs_swapped: Whether or not the phys_enc interfaces have been swapped * for partial update right-only cases, such as pingpong * split where virtual pingpong does not generate IRQs - * @crtc: Pointer to the currently assigned crtc. Normally you - * would use crtc->state->encoder_mask to determine the - * link between encoder/crtc. However in this case we need - * to track crtc in the disable() hook which is called - * _after_ encoder_mask is cleared. * @connector: If a mode is set, cached pointer to the active connector * @crtc_kickoff_cb: Callback into CRTC that will flush & start * all CTL paths @@ -181,7 +176,6 @@ struct dpu_encoder_virt { bool intfs_swapped; - struct drm_crtc *crtc; struct drm_connector *connector; struct dentry *debugfs_root; @@ -1317,7 +1311,7 @@ static void dpu_encoder_vblank_callback(struct drm_encoder *drm_enc, struct dpu_encoder_phys *phy_enc) { struct dpu_encoder_virt *dpu_enc = NULL; - unsigned long lock_flags; + struct drm_crtc *crtc; if (!drm_enc || !phy_enc) return; @@ -1325,12 +1319,13 @@ 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); - atomic_inc(&phy_enc->vsync_cnt); + if (!dpu_enc->connector || !dpu_enc->connector->state || + !dpu_enc->connector->state->crtc) + return; - spin_lock_irqsave(&dpu_enc->enc_spinlock, lock_flags); - if (dpu_enc->crtc) - dpu_crtc_vblank_callback(dpu_enc->crtc); - spin_unlock_irqrestore(&dpu_enc->enc_spinlock, lock_flags); + atomic_inc(&phy_enc->vsync_cnt); + crtc = dpu_enc->connector->state->crtc; + dpu_crtc_vblank_callback(crtc); DPU_ATRACE_END("encoder_vblank_callback"); } @@ -1353,33 +1348,22 @@ 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); - unsigned long lock_flags; + struct drm_crtc *new_crtc; int i; trace_dpu_enc_vblank_cb(DRMID(drm_enc), enable); - spin_lock_irqsave(&dpu_enc->enc_spinlock, lock_flags); - if (dpu_enc->crtc != crtc) { - spin_unlock_irqrestore(&dpu_enc->enc_spinlock, lock_flags); + if (!dpu_enc->connector || !dpu_enc->connector->state) + return; + + new_crtc = dpu_enc->connector->state->crtc; + if (!new_crtc || new_crtc != crtc) { return; } - spin_unlock_irqrestore(&dpu_enc->enc_spinlock, lock_flags); for (i = 0; i < dpu_enc->num_phys_encs; i++) { struct dpu_encoder_phys *phys = dpu_enc->phys_encs[i]; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h index 7f3d823..eb9fc7c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h @@ -40,14 +40,6 @@ 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
