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Commit e5e3c596 authored by Ingrid Gallardo's avatar Ingrid Gallardo
Browse files

msm: mdss: add xlog for ecg 



add xlog debug messages for early clock gating feature.

Change-Id: Ie05476a4f574b4097ff6ebde849a07cdd1b4fed4
Signed-off-by: default avatarIngrid Gallardo <ingridg@codeaurora.org>
parent ea9f5112

drivers/video/msm/mdss/mdss_mdp.c

+5 −0
Original line number Diff line number Diff line
@@ -879,6 +879,8 @@ void mdss_bus_bandwidth_ctrl(int enable) 
		mdata->bus_ref_cnt, changed, enable);



	if (changed) {

		MDSS_XLOG(mdata->bus_ref_cnt, enable);



		if (!enable) {

			if (!mdata->handoff_pending) {

				msm_bus_scale_client_update_request(
@@ -3788,6 +3790,9 @@ static void mdss_mdp_footswitch_ctrl(struct mdss_data_type *mdata, int on) 
	if (!mdata->fs)

		return;



	MDSS_XLOG(on, mdata->fs_ena, mdata->idle_pc, mdata->en_svs_high,

		atomic_read(&mdata->active_intf_cnt));



	if (on) {

		if (!mdata->fs_ena) {

			pr_debug("Enable MDP FS\n");

drivers/video/msm/mdss/mdss_mdp_intf_cmd.c

+19 −2
Original line number Diff line number Diff line
@@ -482,6 +482,9 @@ int mdss_mdp_resource_control(struct mdss_mdp_ctl *ctl, u32 sw_event) 
		get_clk_pwr_state_name(mdp5_data->resources_state),

		get_sw_event_name(sw_event));



	MDSS_XLOG(ctl->num, mdp5_data->resources_state, sw_event,

		XLOG_FUNC_ENTRY);



	switch (sw_event) {

	case MDP_RSRC_CTL_EVENT_KICKOFF:

		/*
@@ -519,6 +522,7 @@ int mdss_mdp_resource_control(struct mdss_mdp_ctl *ctl, u32 sw_event) 
		}



		mutex_lock(&ctl->rsrc_lock);

		MDSS_XLOG(ctl->num, mdp5_data->resources_state, sw_event, 0x11);

		/* Transition OFF->ON || GATE->ON (enable clocks) */

		if ((mdp5_data->resources_state == MDP_RSRC_CTL_STATE_OFF) ||

			(mdp5_data->resources_state ==
@@ -599,6 +603,9 @@ int mdss_mdp_resource_control(struct mdss_mdp_ctl *ctl, u32 sw_event) 
				jiffies_to_msecs

				(CMD_MODE_IDLE_TIMEOUT));



			MDSS_XLOG(ctl->num, mdp5_data->resources_state,

				sw_event, 0x22);



			/* start work item to gate */

			if (mdata->enable_gate)

				schedule_work(&ctx->gate_clk_work);
@@ -653,6 +660,7 @@ int mdss_mdp_resource_control(struct mdss_mdp_ctl *ctl, u32 sw_event) 
		}



		mutex_lock(&ctl->rsrc_lock);

		MDSS_XLOG(ctl->num, mdp5_data->resources_state, sw_event, 0x33);

		if ((mdp5_data->resources_state == MDP_RSRC_CTL_STATE_ON) ||

				(mdp5_data->resources_state

				== MDP_RSRC_CTL_STATE_GATE)) {
@@ -709,6 +717,7 @@ int mdss_mdp_resource_control(struct mdss_mdp_ctl *ctl, u32 sw_event) 
				 __func__, get_sw_event_name(sw_event));



		mutex_lock(&ctl->rsrc_lock);

		MDSS_XLOG(ctl->num, mdp5_data->resources_state, sw_event, 0x44);

		if (mdp5_data->resources_state == MDP_RSRC_CTL_STATE_OFF) {

			mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_ON);

			mdss_mdp_ctl_intf_event(ctx->ctl,
@@ -740,6 +749,7 @@ int mdss_mdp_resource_control(struct mdss_mdp_ctl *ctl, u32 sw_event) 
		pr_warn("%s unexpected event (%d)\n", __func__, sw_event);

		break;

	}

	MDSS_XLOG(sw_event, mdp5_data->resources_state, XLOG_FUNC_EXIT);



exit:

	return rc;
@@ -751,7 +761,7 @@ static inline void mdss_mdp_cmd_clk_on(struct mdss_mdp_cmd_ctx *ctx) 
	struct mdss_data_type *mdata = mdss_mdp_get_mdata();



	mutex_lock(&ctx->clk_mtx);

	MDSS_XLOG(ctx->pp_num, atomic_read(&ctx->koff_cnt));

	MDSS_XLOG(ctx->pp_num, atomic_read(&ctx->koff_cnt), mdata->bus_ref_cnt);



	mdss_bus_bandwidth_ctrl(true);
@@ -770,7 +780,7 @@ static inline void mdss_mdp_cmd_clk_off(struct mdss_mdp_cmd_ctx *ctx) 
	}



	mutex_lock(&ctx->clk_mtx);

	MDSS_XLOG(ctx->pp_num, atomic_read(&ctx->koff_cnt));

	MDSS_XLOG(ctx->pp_num, atomic_read(&ctx->koff_cnt), mdata->bus_ref_cnt);



	mdss_mdp_hist_intr_setup(&mdata->hist_intr, MDSS_IRQ_SUSPEND);
@@ -967,6 +977,7 @@ static void clk_ctrl_delayed_off_work(struct work_struct *work) 
		(mdp5_data->resources_state));



	mutex_lock(&ctl->rsrc_lock);

	MDSS_XLOG(ctl->num, mdp5_data->resources_state, XLOG_FUNC_ENTRY);



	if (ctl->mfd->split_mode == MDP_DUAL_LM_DUAL_DISPLAY) {

		mutex_lock(&cmd_clk_mtx);
@@ -1025,6 +1036,7 @@ exit: 
	if (ctl->mfd->split_mode == MDP_DUAL_LM_DUAL_DISPLAY)

		mutex_unlock(&cmd_clk_mtx);



	MDSS_XLOG(ctl->num, mdp5_data->resources_state, XLOG_FUNC_EXIT);

	mutex_unlock(&ctl->rsrc_lock);



	ATRACE_END(__func__);
@@ -1061,6 +1073,8 @@ static void clk_ctrl_gate_work(struct work_struct *work) 
		(mdp5_data->resources_state));



	mutex_lock(&ctl->rsrc_lock);

	MDSS_XLOG(ctl->num, mdp5_data->resources_state, XLOG_FUNC_ENTRY);





	if (ctl->mfd->split_mode == MDP_DUAL_LM_DUAL_DISPLAY) {

		mutex_lock(&cmd_clk_mtx);
@@ -1116,6 +1130,7 @@ exit: 
	if (ctl->mfd->split_mode == MDP_DUAL_LM_DUAL_DISPLAY)

		mutex_unlock(&cmd_clk_mtx);



	MDSS_XLOG(ctl->num, mdp5_data->resources_state, XLOG_FUNC_EXIT);

	mutex_unlock(&ctl->rsrc_lock);



	ATRACE_END(__func__);
@@ -1337,10 +1352,12 @@ static int mdss_mdp_cmd_wait4pingpong(struct mdss_mdp_ctl *ctl, void *arg) 
				__func__,

				ctl->num, rc, ctx->pp_timeout_report_cnt);

		if (ctx->pp_timeout_report_cnt == 0) {

			MDSS_XLOG(0xbad);

			MDSS_XLOG_TOUT_HANDLER("mdp", "dsi0_ctrl", "dsi0_phy",

				"dsi1_ctrl", "dsi1_phy", "vbif", "dbg_bus",

				"vbif_dbg_bus", "panic");

		} else if (ctx->pp_timeout_report_cnt == MAX_RECOVERY_TRIALS) {

			MDSS_XLOG(0xbad2);

			MDSS_XLOG_TOUT_HANDLER("mdp", "dsi0_ctrl", "dsi0_phy",

				"dsi1_ctrl", "dsi1_phy", "vbif", "dbg_bus",

				"vbif_dbg_bus", "panic");