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Commit 42b99b21 authored by Wenjun Zhang's avatar Wenjun Zhang Committed by Gerrit - the friendly Code Review server
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disp: msm: add inverted display brightness value property 



In general the brightness value, the first parameter is low byte and
the second is high byte, but some DDIC invert, so add inverted display
brightness value property.

Change-Id: I8bf5631bb66096bd28529c53643e358afffce18e
Signed-off-by: default avatarWenjun Zhang <wjzhan@codeaurora.org>
parent b4bc061c

msm/dsi/dsi_panel.c

+6 −0
Original line number Diff line number Diff line
@@ -646,6 +646,9 @@ static int dsi_panel_update_backlight(struct dsi_panel *panel, 


	dsi = &panel->mipi_device;



	if (panel->bl_config.bl_inverted_dbv)

		bl_lvl = (((bl_lvl & 0xff) << 8) | (bl_lvl >> 8));



	rc = mipi_dsi_dcs_set_display_brightness(dsi, bl_lvl);

	if (rc < 0)

		DSI_ERR("failed to update dcs backlight:%d\n", bl_lvl);
@@ -2295,6 +2298,9 @@ static int dsi_panel_parse_bl_config(struct dsi_panel *panel) 
		panel->bl_config.brightness_max_level = val;

	}



	panel->bl_config.bl_inverted_dbv = utils->read_bool(utils->data,

		"qcom,mdss-dsi-bl-inverted-dbv");



	if (panel->bl_config.type == DSI_BACKLIGHT_PWM) {

		rc = dsi_panel_parse_bl_pwm_config(panel);

		if (rc) {

msm/dsi/dsi_panel.h

+1 −0
Original line number Diff line number Diff line
@@ -114,6 +114,7 @@ struct dsi_backlight_config { 
	u32 bl_level;

	u32 bl_scale;

	u32 bl_scale_sv;

	bool bl_inverted_dbv;



	int en_gpio;

	/* PWM params */