Merge "msm: mdss: check for split display enable in multiple displays" (ce388be4) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/video/msm/mdss/mdss_mdp.c

+11 −0

Original line number	Diff line number	Diff line
		@@ -2522,6 +2522,7 @@ static int mdss_mdp_probe(struct platform_device *pdev)
		int rc;
		struct mdss_data_type *mdata;
		uint32_t intf_sel = 0;
		uint32_t split_display = 0;
		int num_of_display_on = 0;
		int i = 0;

		@@ -2714,9 +2715,19 @@ static int mdss_mdp_probe(struct platform_device *pdev)
		*/
		intf_sel = readl_relaxed(mdata->mdp_base +
		MDSS_MDP_REG_DISP_INTF_SEL);
		split_display = readl_relaxed(mdata->mdp_base +
		MDSS_MDP_REG_SPLIT_DISPLAY_EN);
		if (intf_sel != 0) {
		for (i = 0; i < 4; i++)
		num_of_display_on += ((intf_sel >> i*8) & 0x000000FF);

		/*
		* For split display enabled - DSI0, DSI1 interfaces are
		* considered as single display. So decrement
		* 'num_of_display_on' by 1
		*/
		if (split_display)
		num_of_display_on--;
		}
		if (!num_of_display_on)
		mdss_mdp_footswitch_ctrl_splash(false);