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Commit bce30d62 authored by Veera Sundaram Sankaran's avatar Veera Sundaram Sankaran
Browse files

disp: msm: allow DMS before cont-splash handoff 



Currently dynamic mode-switch is allowed only after
the cont-splash handoff is handled during the first
frame. Remove this restriction for cmd-mode alone as
it can handle the use-case.

Change-Id: I5f9dc758f50a91fec0b9f710c74f2ea78c4e75eb
Signed-off-by: default avatarVeera Sundaram Sankaran <veeras@codeaurora.org>
parent 5af1fe18

msm/dsi/dsi_display.c

+4 −2
Original line number Diff line number Diff line
@@ -6375,10 +6375,12 @@ int dsi_display_prepare(struct dsi_display *display) 
	dsi_display_ctrl_isr_configure(display, true);



	if (mode->dsi_mode_flags & DSI_MODE_FLAG_DMS) {

		if (display->is_cont_splash_enabled) {

			pr_err("DMS is not supposed to be set on first frame\n");

		if (display->is_cont_splash_enabled &&

		    display->config.panel_mode == DSI_OP_VIDEO_MODE) {

			pr_err("DMS not supported on first frame\n");

			return -EINVAL;

		}



		/* update dsi ctrl for new mode */

		rc = dsi_display_pre_switch(display);

		if (rc)

msm/sde/sde_encoder.c

+7 −5
Original line number Diff line number Diff line
@@ -4602,7 +4602,7 @@ int sde_encoder_prepare_for_kickoff(struct drm_encoder *drm_enc, 
	struct sde_encoder_phys *phys;

	struct sde_kms *sde_kms = NULL;

	struct msm_drm_private *priv = NULL;

	bool needs_hw_reset = false;

	bool needs_hw_reset = false, is_cmd_mode;

	int ln_cnt1 = -EINVAL, i, rc, ret = 0;

	struct msm_display_info *disp_info;
@@ -4629,9 +4629,10 @@ int sde_encoder_prepare_for_kickoff(struct drm_encoder *drm_enc, 
		sde_connector_set_qsync_params(

				sde_enc->cur_master->connector);





	if (sde_enc->cur_master && sde_enc->cur_master->connector &&

	    sde_encoder_check_curr_mode(drm_enc, MSM_DISPLAY_CMD_MODE))

	is_cmd_mode = sde_encoder_check_curr_mode(drm_enc,

				MSM_DISPLAY_CMD_MODE);

	if (sde_enc->cur_master && sde_enc->cur_master->connector

			&& is_cmd_mode)

		sde_enc->frame_trigger_mode = sde_connector_get_property(

			sde_enc->cur_master->connector->state,

			CONNECTOR_PROP_CMD_FRAME_TRIGGER_MODE);
@@ -4691,7 +4692,8 @@ int sde_encoder_prepare_for_kickoff(struct drm_encoder *drm_enc, 
	}



	if (_sde_encoder_is_dsc_enabled(drm_enc) && sde_enc->cur_master &&

			!sde_enc->cur_master->cont_splash_enabled) {

		((is_cmd_mode && sde_enc->cur_master->cont_splash_enabled) ||

			!sde_enc->cur_master->cont_splash_enabled)) {

		rc = _sde_encoder_dsc_setup(sde_enc, params);

		if (rc) {

			SDE_ERROR_ENC(sde_enc, "failed to setup DSC: %d\n", rc);