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disp: msm: Provide a dynamic method to disable the ESD.

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Providing a dynamic method to disable ESD detection and recovery with UTAGS.

Port from: 3c35c27

Change-Id: I95a9861855dc0babfd69c392111b713ed7c89c0e
Signed-off-by: Bang Nguyen <bangnguyen@motorola.com>
Reviewed-on: https://gerrit.mot.com/1697323
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Guobin Zhang <zhanggb@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Bang Nguyen 2019-07-31 09:46:07 -05:00 • committed by tongkun1
commit 0263204e97
5 changed files with 34 additions and 2 deletions
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13
msm/dsi/dsi_display.c
View file

@ -946,6 +946,19 @@ release_panel_lock:
return rc;
}
bool dsi_display_force_esd_disable(void *display)
{
struct dsi_display *dsi_display = display;
struct dsi_panel *panel;
if (dsi_display == NULL)
return false;
panel = dsi_display->panel;
return (panel->esd_utag_enable? false: true);
}
static int dsi_display_cmd_prepare(const char *cmd_buf, u32 cmd_buf_len,
struct dsi_cmd_desc *cmd, u8 *payload, u32 payload_len)
{

7
msm/dsi/dsi_display.h
View file

@ -715,6 +715,13 @@ int dsi_display_motUtil_transfer(void *display, const char *cmd_buf,
u32 cmd_buf_len, struct motUtil *motUtil_data);
/**
* dsi_display_force_esd_disable() - check if ESD UTAG is forced to disable ESD
* @display: Handle to display.
*/
bool dsi_display_force_esd_disable(void *display);
/**
* dsi_display_soft_reset() - perform a soft reset on DSI controller
* @display: Handle to display

6
msm/sde/sde_connector.c
View file

@ -557,8 +557,10 @@ void sde_connector_schedule_status_work(struct drm_connector *connector,
return;
sde_connector_get_info(connector, &info);
if (c_conn->ops.check_status &&
(info.capabilities & MSM_DISPLAY_ESD_ENABLED)) {
if ((c_conn->ops.force_esd_disable &&
(c_conn->ops.force_esd_disable(c_conn->display) == false)) &&
(c_conn->ops.check_status &&
(info.capabilities & MSM_DISPLAY_ESD_ENABLED))) {
if (en) {
u32 interval;

7
msm/sde/sde_connector.h
View file

@ -290,6 +290,13 @@ struct sde_connector_ops {
int (*motUtil_transfer)(void *display, const char *cmd_buf,
u32 cmd_buf_len, struct motUtil *motUtil_data);
/**
* force_esd_disable - force to disable check_status
* @display: Pointer to private display handle
* Returns: true for forcing ESD disable
*/
bool (*force_esd_disable)(void *display);
/**
* config_hdr - configure HDR
* @connector: Pointer to drm connector structure

3
msm/sde/sde_kms.c
View file

@ -1752,6 +1752,7 @@ static int _sde_kms_setup_displays(struct drm_device *dev,
.enable_event = dsi_conn_enable_event,
.motUtil_transfer = dsi_display_motUtil_transfer,
.cmd_transfer = dsi_display_cmd_transfer,
.force_esd_disable = dsi_display_force_esd_disable,
.cont_splash_config = dsi_display_cont_splash_config,
.cont_splash_res_disable = dsi_display_cont_splash_res_disable,
.get_panel_vfp = dsi_display_get_panel_vfp,
@ -1775,6 +1776,7 @@ static int _sde_kms_setup_displays(struct drm_device *dev,
.get_dst_format = NULL,
.check_status = NULL,
.cmd_transfer = NULL,
.force_esd_disable = NULL,
.cont_splash_config = NULL,
.cont_splash_res_disable = NULL,
.get_panel_vfp = NULL,
@ -1795,6 +1797,7 @@ static int _sde_kms_setup_displays(struct drm_device *dev,
.set_colorspace = dp_connector_set_colorspace,
.config_hdr = dp_connector_config_hdr,
.cmd_transfer = NULL,
.force_esd_disable = NULL,
.cont_splash_config = NULL,
.cont_splash_res_disable = NULL,
.get_panel_vfp = NULL,