From: Sean Paul Date: Fri, 16 Nov 2018 18:42:25 +0000 (-0500) Subject: drm/msm: dpu: Stop using encoder->crtc pointer X-Git-Tag: v5.15~7108^2^2~28 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4b8c6279593aa6b412d42bc77fbf73b497e1f4ec;p=platform%2Fkernel%2Flinux-starfive.git drm/msm: dpu: Stop using encoder->crtc pointer It's for legacy drivers, for atomic drivers crtc->state->encoder_mask should be used to map encoder to crtc. Changes in v2: - None Reviewed-by: Jeykumar Sankaran Signed-off-by: Sean Paul [seanpaul resolved conflict with async param of dpu_encoder_kickoff] Signed-off-by: Rob Clark --- diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index 8881f88..5745d46 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -284,9 +284,9 @@ enum dpu_intf_mode dpu_crtc_get_intf_mode(struct drm_crtc *crtc) return INTF_MODE_NONE; } - drm_for_each_encoder(encoder, crtc->dev) - if (encoder->crtc == crtc) - return dpu_encoder_get_intf_mode(encoder); + /* TODO: Returns the first INTF_MODE, could there be multiple values? */ + drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) + return dpu_encoder_get_intf_mode(encoder); return INTF_MODE_NONE; } @@ -562,13 +562,9 @@ static void dpu_crtc_atomic_begin(struct drm_crtc *crtc, spin_unlock_irqrestore(&dev->event_lock, flags); } - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->crtc != crtc) - continue; - - /* encoder will trigger pending mask now */ + /* encoder will trigger pending mask now */ + drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) dpu_encoder_trigger_kickoff_pending(encoder); - } /* * If no mixers have been allocated in dpu_crtc_atomic_check(), @@ -715,7 +711,6 @@ static int _dpu_crtc_wait_for_frame_done(struct drm_crtc *crtc) void dpu_crtc_commit_kickoff(struct drm_crtc *crtc, bool async) { struct drm_encoder *encoder; - struct drm_device *dev = crtc->dev; struct dpu_crtc *dpu_crtc = to_dpu_crtc(crtc); struct dpu_kms *dpu_kms = _dpu_crtc_get_kms(crtc); struct dpu_crtc_state *cstate = to_dpu_crtc_state(crtc->state); @@ -731,16 +726,13 @@ void dpu_crtc_commit_kickoff(struct drm_crtc *crtc, bool async) DPU_ATRACE_BEGIN("crtc_commit"); - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + /* + * Encoder will flush/start now, unless it has a tx pending. If so, it + * may delay and flush at an irq event (e.g. ppdone) + */ + drm_for_each_encoder_mask(encoder, crtc->dev, + crtc->state->encoder_mask) { struct dpu_encoder_kickoff_params params = { 0 }; - - if (encoder->crtc != crtc) - continue; - - /* - * Encoder will flush/start now, unless it has a tx pending. - * If so, it may delay and flush at an irq event (e.g. ppdone) - */ dpu_encoder_prepare_for_kickoff(encoder, ¶ms, async); } @@ -768,12 +760,8 @@ void dpu_crtc_commit_kickoff(struct drm_crtc *crtc, bool async) dpu_vbif_clear_errors(dpu_kms); - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->crtc != crtc) - continue; - + drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) dpu_encoder_kickoff(encoder, async); - } end: if (!async) @@ -910,11 +898,8 @@ static void dpu_crtc_disable(struct drm_crtc *crtc) dpu_core_perf_crtc_update(crtc, 0, true); - drm_for_each_encoder(encoder, crtc->dev) { - if (encoder->crtc != crtc) - continue; + drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) dpu_encoder_register_frame_event_callback(encoder, NULL, NULL); - } memset(cstate->mixers, 0, sizeof(cstate->mixers)); cstate->num_mixers = 0; @@ -949,12 +934,9 @@ static void dpu_crtc_enable(struct drm_crtc *crtc, DRM_DEBUG_KMS("crtc%d\n", crtc->base.id); dpu_crtc = to_dpu_crtc(crtc); - drm_for_each_encoder(encoder, crtc->dev) { - if (encoder->crtc != crtc) - continue; + drm_for_each_encoder_mask(encoder, crtc->dev, crtc->state->encoder_mask) dpu_encoder_register_frame_event_callback(encoder, dpu_crtc_frame_event_cb, (void *)crtc); - } mutex_lock(&dpu_crtc->crtc_lock); trace_dpu_crtc_enable(DRMID(crtc), true, dpu_crtc); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index 606b284..7085cde 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -320,7 +320,10 @@ static void dpu_kms_prepare_commit(struct msm_kms *kms, struct dpu_kms *dpu_kms; struct msm_drm_private *priv; struct drm_device *dev; + struct drm_crtc *crtc; + struct drm_crtc_state *crtc_state; struct drm_encoder *encoder; + int i; if (!kms) return; @@ -332,9 +335,13 @@ static void dpu_kms_prepare_commit(struct msm_kms *kms, priv = dev->dev_private; pm_runtime_get_sync(&dpu_kms->pdev->dev); - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) - if (encoder->crtc != NULL) + /* Call prepare_commit for all affected encoders */ + for_each_new_crtc_in_state(state, crtc, crtc_state, i) { + drm_for_each_encoder_mask(encoder, crtc->dev, + crtc_state->encoder_mask) { dpu_encoder_prepare_commit(encoder); + } + } } /* @@ -344,13 +351,17 @@ static void dpu_kms_prepare_commit(struct msm_kms *kms, void dpu_kms_encoder_enable(struct drm_encoder *encoder) { const struct drm_encoder_helper_funcs *funcs = encoder->helper_private; - struct drm_crtc *crtc = encoder->crtc; + struct drm_device *dev = encoder->dev; + struct drm_crtc *crtc; /* Forward this enable call to the commit hook */ if (funcs && funcs->commit) funcs->commit(encoder); - if (crtc && crtc->state->active) { + drm_for_each_crtc(crtc, dev) { + if (!(crtc->state->encoder_mask & drm_encoder_mask(encoder))) + continue; + trace_dpu_kms_enc_enable(DRMID(crtc)); dpu_crtc_commit_kickoff(crtc, false); }