Merge "drm/msm/sde: update bandwidth with display rsc solver mode" into msm-4.9 (7437b772) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/gpu/drm/msm/sde/sde_core_perf.c

+19 −0

Original line number	Diff line number	Diff line
		@@ -420,6 +420,10 @@ void sde_core_perf_crtc_update(struct drm_crtc *crtc,
		}
		priv = kms->dev->dev_private;

		/* wake vote update is not required with display rsc */
		if (kms->perf.bw_vote_mode == DISP_RSC_MODE && stop_req)
		return;

		sde_crtc = to_sde_crtc(crtc);
		sde_cstate = to_sde_crtc_state(crtc->state);

		@@ -447,6 +451,21 @@ void sde_core_perf_crtc_update(struct drm_crtc *crtc,
		update_bus = 1;
		}

		/* display rsc override during solver mode */
		if (kms->perf.bw_vote_mode == DISP_RSC_MODE &&
		get_sde_rsc_current_state(SDE_RSC_INDEX) ==
		SDE_RSC_CMD_STATE) {
		/* update new bandwdith in all cases */
		if (params_changed && new->bw_ctl != old->bw_ctl) {
		old->bw_ctl = new->bw_ctl;
		old->max_per_pipe_ib = new->max_per_pipe_ib;
		update_bus = 1;
		/* reduce bw vote is not required in solver mode */
		} else if (!params_changed) {
		update_bus = 0;
		}
		}

		if ((params_changed &&
		(new->core_clk_rate > old->core_clk_rate)) \|\|
		(!params_changed &&