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Commit c53f699c authored by Tatenda Chipeperekwa's avatar Tatenda Chipeperekwa
Browse files

msm: mdss: dp: add support for logging event names 



Add support for logging event names for debug purposes.

CRs-Fixed: 1076516
Change-Id: I85cc4d5ce92450d038d3a1f4fcc5ac51bdbb3bbf
Signed-off-by: default avatarTatenda Chipeperekwa <tatendac@codeaurora.org>
parent cb0dd4bc

drivers/video/fbdev/msm/mdss_dp.c

+2 −2
Original line number Diff line number Diff line
@@ -1647,7 +1647,7 @@ static int mdss_dp_event_handler(struct mdss_panel_data *pdata, 
		return -EINVAL;

	}



	pr_debug("event=%d\n", event);

	pr_debug("event=%s\n", mdss_panel_intf_event_to_string(event));



	dp = container_of(pdata, struct mdss_dp_drv_pdata,

				panel_data);
@@ -1835,7 +1835,7 @@ static void mdss_dp_event_work(struct work_struct *work) 
	dp->current_event = 0;

	spin_unlock_irqrestore(&dp->event_lock, flag);



	pr_debug("todo=%x\n", todo);

	pr_debug("todo=%s\n", mdss_dp_ev_event_to_string(todo));



	switch (todo) {

	case EV_EDID_READ:

drivers/video/fbdev/msm/mdss_dp.h

+23 −0
Original line number Diff line number Diff line
@@ -105,6 +105,7 @@ 
	EDP_INTR_FRAME_END | EDP_INTR_CRC_UPDATED)



#define EDP_INTR_MASK2		(EDP_INTR_STATUS2 << 2)

#define EV_EVENT_STR(x)		#x



struct edp_buf {

	char *start;	/* buffer start addr */
@@ -465,6 +466,28 @@ static inline const char *__mdss_dp_pm_supply_node_name( 
	}

}



static inline char *mdss_dp_ev_event_to_string(int event)

{

	switch (event) {

	case EV_EDP_AUX_SETUP:

		return EV_EVENT_STR(EV_EDP_AUX_SETUP);

	case EV_EDID_READ:

		return EV_EVENT_STR(EV_EDID_READ);

	case EV_DPCD_CAP_READ:

		return EV_EVENT_STR(EV_DPCD_CAP_READ);

	case EV_DPCD_STATUS_READ:

		return EV_EVENT_STR(EV_DPCD_STATUS_READ);

	case EV_LINK_TRAIN:

		return EV_EVENT_STR(EV_LINK_TRAIN);

	case EV_IDLE_PATTERNS_SENT:

		return EV_EVENT_STR(EV_IDLE_PATTERNS_SENT);

	case EV_VIDEO_READY:

		return EV_EVENT_STR(EV_VIDEO_READY);

	default:

		return "unknown";

	}

}



void mdss_dp_phy_initialize(struct mdss_dp_drv_pdata *dp);



void mdss_dp_dpcd_cap_read(struct mdss_dp_drv_pdata *dp);

drivers/video/fbdev/msm/mdss_dp_util.c

+8 −0
Original line number Diff line number Diff line
@@ -495,6 +495,14 @@ void mdss_dp_usbpd_ext_dp_status(struct usbpd_dp_status *dp_status) 
	dp_status->hpd_irq =

			(buf & BIT(8)) ? true : false;



	pr_debug("low_pow_st = %d, adaptor_dp_en = %d, multi_func = %d\n",

			dp_status->low_pow_st, dp_status->adaptor_dp_en,

			dp_status->multi_func);

	pr_debug("switch_to_usb_config = %d, exit_dp_mode = %d, hpd_high =%d\n",

			dp_status->switch_to_usb_config,

			dp_status->exit_dp_mode, dp_status->hpd_high);

	pr_debug("hpd_irq = %d\n", dp_status->hpd_irq);



	mdss_dp_initialize_s_port(&dp_status->c_port, port);

}

drivers/video/fbdev/msm/mdss_hdmi_tx.c

+2 −49
Original line number Diff line number Diff line
@@ -3566,54 +3566,6 @@ static int hdmi_tx_hdcp_off(struct hdmi_tx_ctrl *hdmi_ctrl) 
	return rc;

}



static char *hdmi_tx_get_event_name(int event)

{

	switch (event) {

	case MDSS_EVENT_RESET:

		return HDMI_TX_EVT_STR(MDSS_EVENT_RESET);

	case MDSS_EVENT_LINK_READY:

		return HDMI_TX_EVT_STR(MDSS_EVENT_LINK_READY);

	case MDSS_EVENT_UNBLANK:

		return HDMI_TX_EVT_STR(MDSS_EVENT_UNBLANK);

	case MDSS_EVENT_PANEL_ON:

		return HDMI_TX_EVT_STR(MDSS_EVENT_PANEL_ON);

	case MDSS_EVENT_BLANK:

		return HDMI_TX_EVT_STR(MDSS_EVENT_BLANK);

	case MDSS_EVENT_PANEL_OFF:

		return HDMI_TX_EVT_STR(MDSS_EVENT_PANEL_OFF);

	case MDSS_EVENT_CLOSE:

		return HDMI_TX_EVT_STR(MDSS_EVENT_CLOSE);

	case MDSS_EVENT_SUSPEND:

		return HDMI_TX_EVT_STR(MDSS_EVENT_SUSPEND);

	case MDSS_EVENT_RESUME:

		return HDMI_TX_EVT_STR(MDSS_EVENT_RESUME);

	case MDSS_EVENT_CHECK_PARAMS:

		return HDMI_TX_EVT_STR(MDSS_EVENT_CHECK_PARAMS);

	case MDSS_EVENT_CONT_SPLASH_BEGIN:

		return HDMI_TX_EVT_STR(MDSS_EVENT_CONT_SPLASH_BEGIN);

	case MDSS_EVENT_CONT_SPLASH_FINISH:

		return HDMI_TX_EVT_STR(MDSS_EVENT_CONT_SPLASH_FINISH);

	case MDSS_EVENT_PANEL_UPDATE_FPS:

		return HDMI_TX_EVT_STR(MDSS_EVENT_PANEL_UPDATE_FPS);

	case MDSS_EVENT_FB_REGISTERED:

		return HDMI_TX_EVT_STR(MDSS_EVENT_FB_REGISTERED);

	case MDSS_EVENT_PANEL_CLK_CTRL:

		return HDMI_TX_EVT_STR(MDSS_EVENT_PANEL_CLK_CTRL);

	case MDSS_EVENT_DSI_CMDLIST_KOFF:

		return HDMI_TX_EVT_STR(MDSS_EVENT_DSI_CMDLIST_KOFF);

	case MDSS_EVENT_ENABLE_PARTIAL_ROI:

		return HDMI_TX_EVT_STR(MDSS_EVENT_ENABLE_PARTIAL_ROI);

	case MDSS_EVENT_DSI_STREAM_SIZE:

		return HDMI_TX_EVT_STR(MDSS_EVENT_DSI_STREAM_SIZE);

	case MDSS_EVENT_DSI_DYNAMIC_SWITCH:

		return HDMI_TX_EVT_STR(MDSS_EVENT_DSI_DYNAMIC_SWITCH);

	case MDSS_EVENT_REGISTER_RECOVERY_HANDLER:

		return HDMI_TX_EVT_STR(MDSS_EVENT_REGISTER_RECOVERY_HANDLER);

	default:

		return "unknown";

	}

}



static void hdmi_tx_update_fps(struct hdmi_tx_ctrl *hdmi_ctrl)

{

	void *pdata = pdata = hdmi_tx_get_fd(HDMI_TX_FEAT_PANEL);
@@ -3918,7 +3870,8 @@ static int hdmi_tx_event_handler(struct mdss_panel_data *panel_data, 
	hdmi_ctrl->evt_arg = arg;



	DEV_DBG("%s: event = %s suspend=%d, hpd_feature=%d\n", __func__,

		hdmi_tx_get_event_name(event), hdmi_ctrl->panel_suspend,

		mdss_panel_intf_event_to_string(event),

		hdmi_ctrl->panel_suspend,

		hdmi_ctrl->hpd_feature_on);



	handler = hdmi_ctrl->evt_handler[event];

drivers/video/fbdev/msm/mdss_panel.h

+73 −0
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ struct panel_id { 
#define DP_PANEL		12	/* LVDS */



#define DSC_PPS_LEN		128

#define INTF_EVENT_STR(x)	#x



static inline const char *mdss_panel2str(u32 panel)

{
@@ -270,6 +271,78 @@ enum mdss_intf_events { 
	MDSS_EVENT_MAX,

};



/**

 * mdss_panel_intf_event_to_string() - converts interface event enum to string

 * @event: interface event to be converted to string representation

 */

static inline char *mdss_panel_intf_event_to_string(int event)

{

	switch (event) {

	case MDSS_EVENT_RESET:

		return INTF_EVENT_STR(MDSS_EVENT_RESET);

	case MDSS_EVENT_LINK_READY:

		return INTF_EVENT_STR(MDSS_EVENT_LINK_READY);

	case MDSS_EVENT_UNBLANK:

		return INTF_EVENT_STR(MDSS_EVENT_UNBLANK);

	case MDSS_EVENT_PANEL_ON:

		return INTF_EVENT_STR(MDSS_EVENT_PANEL_ON);

	case MDSS_EVENT_POST_PANEL_ON:

		return INTF_EVENT_STR(MDSS_EVENT_POST_PANEL_ON);

	case MDSS_EVENT_BLANK:

		return INTF_EVENT_STR(MDSS_EVENT_BLANK);

	case MDSS_EVENT_PANEL_OFF:

		return INTF_EVENT_STR(MDSS_EVENT_PANEL_OFF);

	case MDSS_EVENT_CLOSE:

		return INTF_EVENT_STR(MDSS_EVENT_CLOSE);

	case MDSS_EVENT_SUSPEND:

		return INTF_EVENT_STR(MDSS_EVENT_SUSPEND);

	case MDSS_EVENT_RESUME:

		return INTF_EVENT_STR(MDSS_EVENT_RESUME);

	case MDSS_EVENT_CHECK_PARAMS:

		return INTF_EVENT_STR(MDSS_EVENT_CHECK_PARAMS);

	case MDSS_EVENT_CONT_SPLASH_BEGIN:

		return INTF_EVENT_STR(MDSS_EVENT_CONT_SPLASH_BEGIN);

	case MDSS_EVENT_CONT_SPLASH_FINISH:

		return INTF_EVENT_STR(MDSS_EVENT_CONT_SPLASH_FINISH);

	case MDSS_EVENT_PANEL_UPDATE_FPS:

		return INTF_EVENT_STR(MDSS_EVENT_PANEL_UPDATE_FPS);

	case MDSS_EVENT_FB_REGISTERED:

		return INTF_EVENT_STR(MDSS_EVENT_FB_REGISTERED);

	case MDSS_EVENT_PANEL_CLK_CTRL:

		return INTF_EVENT_STR(MDSS_EVENT_PANEL_CLK_CTRL);

	case MDSS_EVENT_DSI_CMDLIST_KOFF:

		return INTF_EVENT_STR(MDSS_EVENT_DSI_CMDLIST_KOFF);

	case MDSS_EVENT_ENABLE_PARTIAL_ROI:

		return INTF_EVENT_STR(MDSS_EVENT_ENABLE_PARTIAL_ROI);

	case MDSS_EVENT_DSC_PPS_SEND:

		return INTF_EVENT_STR(MDSS_EVENT_DSC_PPS_SEND);

	case MDSS_EVENT_DSI_STREAM_SIZE:

		return INTF_EVENT_STR(MDSS_EVENT_DSI_STREAM_SIZE);

	case MDSS_EVENT_DSI_UPDATE_PANEL_DATA:

		return INTF_EVENT_STR(MDSS_EVENT_DSI_UPDATE_PANEL_DATA);

	case MDSS_EVENT_REGISTER_RECOVERY_HANDLER:

		return INTF_EVENT_STR(MDSS_EVENT_REGISTER_RECOVERY_HANDLER);

	case MDSS_EVENT_REGISTER_MDP_CALLBACK:

		return INTF_EVENT_STR(MDSS_EVENT_REGISTER_MDP_CALLBACK);

	case MDSS_EVENT_DSI_PANEL_STATUS:

		return INTF_EVENT_STR(MDSS_EVENT_DSI_PANEL_STATUS);

	case MDSS_EVENT_DSI_DYNAMIC_SWITCH:

		return INTF_EVENT_STR(MDSS_EVENT_DSI_DYNAMIC_SWITCH);

	case MDSS_EVENT_DSI_RECONFIG_CMD:

		return INTF_EVENT_STR(MDSS_EVENT_DSI_RECONFIG_CMD);

	case MDSS_EVENT_DSI_RESET_WRITE_PTR:

		return INTF_EVENT_STR(MDSS_EVENT_DSI_RESET_WRITE_PTR);

	case MDSS_EVENT_PANEL_TIMING_SWITCH:

		return INTF_EVENT_STR(MDSS_EVENT_PANEL_TIMING_SWITCH);

	case MDSS_EVENT_DEEP_COLOR:

		return INTF_EVENT_STR(MDSS_EVENT_DEEP_COLOR);

	case MDSS_EVENT_DISABLE_PANEL:

		return INTF_EVENT_STR(MDSS_EVENT_DISABLE_PANEL);

	default:

		return "unknown";

	}

}



struct lcd_panel_info {

	u32 h_back_porch;

	u32 h_front_porch;