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Commit 2ced5632 authored by Guchun Chen's avatar Guchun Chen
Browse files

drm: msm: sde: update display status after handoff is done 



Each displays's splash status should be set to false after
splash handoff is done, this will avoid potential display risk
when display output is configured again.

CRs-Fixed: 2251770
Change-Id: I62733cb1bcd52e584766349465047e466f211f82
Signed-off-by: default avatarGuchun Chen <guchunc@codeaurora.org>
parent 4926f1bc

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

+23 −0
Original line number Diff line number Diff line
@@ -275,6 +275,25 @@ static void _sde_splash_destroy_splash_node(struct sde_splash_info *sinfo) 
	sinfo->splash_mem_size = NULL;

}



static void _sde_splash_update_display_splash_status(struct sde_kms *sde_kms)

{

	struct dsi_display *dsi_display;

	struct sde_hdmi *sde_hdmi;

	int i = 0;



	for (i = 0; i < sde_kms->dsi_display_count; i++) {

		dsi_display = (struct dsi_display *)sde_kms->dsi_displays[i];



		dsi_display->cont_splash_enabled = false;

	}



	for (i = 0; i < sde_kms->hdmi_display_count; i++) {

		sde_hdmi = (struct sde_hdmi *)sde_kms->hdmi_displays[i];



		sde_hdmi->cont_splash_enabled = false;

	}

}



static void _sde_splash_sent_pipe_update_uevent(struct sde_kms *sde_kms)

{

	char *event_string;
@@ -737,6 +756,7 @@ bool sde_splash_get_lk_complete_status(struct msm_kms *kms) 
	intr = sde_kms->hw_intr;



	if (sde_kms->splash_info.handoff &&

		!sde_kms->splash_info.display_splash_enabled &&

		SDE_LK_EXIT_VALUE == SDE_REG_READ(&intr->hw,

					SCRATCH_REGISTER_1)) {

		SDE_DEBUG("LK totoally exits\n");
@@ -816,6 +836,9 @@ int sde_splash_free_resource(struct msm_kms *kms, 
		/* send uevent to notify user to recycle resource */

		_sde_splash_sent_pipe_update_uevent(sde_kms);



		/* set display's splash status to false after handoff is done */

		_sde_splash_update_display_splash_status(sde_kms);



		/* Finally mark handoff flag to false to say

		 * handoff is complete.

		 */