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Commit f2873cd6 authored by Yuan Zhao's avatar Yuan Zhao Committed by Gerrit - the friendly Code Review server
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disp: msm: only set nolp command when panel in LP1/LP2 mode 



DSI driver sends nolp commands when DSI connector power
modes is set SDE_MODE_DPMS_ON or SDE_MODE_DPMS_OFF. This
is invalid panel configuration. It should only send nolp
commmand to panel when it is in LP1/LP2 mode.

Change-Id: Ie94eaef6899d292fd20f42c1b7ef2c7a99178d13
Signed-off-by: default avatarWenjun Zhang <wjzhan@codeaurora.org>
Signed-off-by: default avatarYuan Zhao <yzhao@codeaurora.org>
parent daf414d4

msm/dsi/dsi_display.c

+14 −2
Original line number Diff line number Diff line
@@ -1060,10 +1060,22 @@ int dsi_display_set_power(struct drm_connector *connector, 
	case SDE_MODE_DPMS_LP2:

		rc = dsi_panel_set_lp2(display->panel);

		break;

	default:

	case SDE_MODE_DPMS_ON:

		if ((display->panel->power_mode == SDE_MODE_DPMS_LP1) ||

			(display->panel->power_mode == SDE_MODE_DPMS_LP2))

			rc = dsi_panel_set_nolp(display->panel);

		break;

	case SDE_MODE_DPMS_OFF:

	default:

		return rc;

	}



	DSI_DEBUG("Power mode transition from %d to %d %s",

			display->panel->power_mode, power_mode,

			rc ? "failed" : "successful");

	if (!rc)

		display->panel->power_mode = power_mode;



	return rc;

}

msm/dsi/dsi_panel.c

+1 −0
Original line number Diff line number Diff line
@@ -3306,6 +3306,7 @@ struct dsi_panel *dsi_panel_get(struct device *parent, 
	if (rc)

		DSI_DEBUG("failed to parse esd config, rc=%d\n", rc);



	panel->power_mode = SDE_MODE_DPMS_OFF;

	drm_panel_init(&panel->drm_panel);

	panel->drm_panel.dev = &panel->mipi_device.dev;

	panel->mipi_device.dev.of_node = of_node;

msm/dsi/dsi_panel.h

+1 −0
Original line number Diff line number Diff line
@@ -198,6 +198,7 @@ struct dsi_panel { 
	bool sync_broadcast_en;



	int panel_test_gpio;

	int power_mode;

};



static inline bool dsi_panel_ulps_feature_enabled(struct dsi_panel *panel)