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msm: mdss: hdmi: add debug method to print panel event names

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Add a method to convert panel event enumerations to actual event
names in order to aid in debugging.

Change-Id: Iffdf3b974ceaf0cade50d0589a2d5014136fbd69
Signed-off-by: Tatenda Chipeperekwa <tatendac@codeaurora.org>
This commit is contained in:
Tatenda Chipeperekwa 2016-03-25 10:08:01 -07:00 • committed by Jeevan Shriram
parent 8f1887371a
commit eb30f34bba
1 changed files with 52 additions and 2 deletions
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54
drivers/video/fbdev/msm/mdss_hdmi_tx.c
View file

@ -39,6 +39,7 @@
#define DRV_NAME "hdmi-tx"
#define COMPATIBLE_NAME "qcom,hdmi-tx"
#define HDMI_TX_EVT_STR(x) #x
#define DEFAULT_VIDEO_RESOLUTION HDMI_VFRMT_640x480p60_4_3
#define DEFAULT_HDMI_PRIMARY_RESOLUTION HDMI_VFRMT_1920x1080p60_16_9
@ -4035,6 +4036,54 @@ 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 int hdmi_tx_panel_event_handler(struct mdss_panel_data *panel_data,
int event, void *arg)
{
@ -4049,8 +4098,9 @@ static int hdmi_tx_panel_event_handler(struct mdss_panel_data *panel_data,
mutex_lock(&hdmi_ctrl->tx_lock);
DEV_DBG("%s: event = %d suspend=%d, hpd_feature=%d\n", __func__,
event, hdmi_ctrl->panel_suspend, hdmi_ctrl->hpd_feature_on);
DEV_DBG("%s: event = %s suspend=%d, hpd_feature=%d\n", __func__,
hdmi_tx_get_event_name(event), hdmi_ctrl->panel_suspend,
hdmi_ctrl->hpd_feature_on);
switch (event) {
case MDSS_EVENT_FB_REGISTERED: