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Synaptics: Add hold-distance function, command is 0xdc.

Browse source 
The command is used to set the sliding distance to determine whether
it is a sliding event, the default value is 0xff.

Change-Id: I38baa51e9812bc86613b26e34c36ae4f42934eed
Reviewed-on: https://gerrit.mot.com/1551675
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Jialei Hao <haojl2@motorola.com>
Reviewed-by: Jianqi Yang <yangj@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
litong 2020-05-13 19:53:52 +08:00 • committed by litong20
commit 2e439ca820
2 changed files with 53 additions and 0 deletions
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1
drivers/input/touchscreen/synaptics_tcm_mmi_v2/synaptics_core.h
View file

@ -241,6 +241,7 @@ enum dynamic_config_id {
DC_SUPP_Y_START_R = 0xd9,
DC_SUPP_Y_END_R = 0xda,
DC_GRIP_SUPPRESSION_INFO = 0xdb,
DC_HOLD_DISTANCE = 0xdc,
};
enum command {

52
drivers/input/touchscreen/synaptics_tcm_mmi_v2/synaptics_ts_mmi.c
View file

@ -36,6 +36,56 @@ struct pill_region_data {
unsigned short y_end_r;
};
static int syna_ts_mmi_methods_hold_distance(struct device *dev, int value)
{
int retval;
unsigned short buffer;
struct syna_tcm_hcd *tcm_hcd;
struct platform_device *pdev;
GET_SYNA_DATA(dev);
mutex_lock(&tcm_hcd->extif_mutex);
buffer = (unsigned short)value;
dev_dbg(dev, "%s: program value 0x%02x\n", __func__, (unsigned int)value);
retval = tcm_hcd->set_dynamic_config(tcm_hcd,
DC_HOLD_DISTANCE,
buffer);
if (retval < 0) {
LOGE(tcm_hcd->pdev->dev.parent,
"Failed to write hold distance (%d)\n", retval);
goto exit;
}
exit:
mutex_unlock(&tcm_hcd->extif_mutex);
return retval;
}
static int syna_ts_mmi_methods_get_hold_distance(struct device *dev, void *idata)
{
int retval;
unsigned short value;
struct syna_tcm_hcd *tcm_hcd;
struct platform_device *pdev;
GET_SYNA_DATA(dev);
mutex_lock(&tcm_hcd->extif_mutex);
retval = tcm_hcd->get_dynamic_config(tcm_hcd, DC_HOLD_DISTANCE, &value);
if (retval < 0)
LOGE(tcm_hcd->pdev->dev.parent,
"Failed to read hold distance info (%d)\n", retval);
else
TO_INT(idata) = value;
dev_dbg(dev, "%s: program value 0x%02x\n", __func__, (unsigned int)value);
mutex_unlock(&tcm_hcd->extif_mutex);
return retval;
}
static int syna_ts_mmi_methods_suppression(struct device *dev, int value)
{
int retval;
@ -648,6 +698,7 @@ static struct ts_mmi_methods syna_ts_mmi_methods = {
.get_suppression = syna_ts_mmi_methods_get_suppression,
.get_gs_distance = syna_ts_mmi_methods_get_gs_distance,
.get_pill_region = syna_ts_mmi_methods_get_pill_region,
.get_hold_distance = syna_ts_mmi_methods_get_hold_distance,
/* SET methods */
.reset = syna_ts_mmi_methods_reset,
.drv_irq = syna_ts_mmi_methods_drv_irq,
@ -656,6 +707,7 @@ static struct ts_mmi_methods syna_ts_mmi_methods = {
.suppression = syna_ts_mmi_methods_suppression,
.gs_distance = syna_ts_mmi_methods_gs_distance,
.pill_region = syna_ts_mmi_methods_pill_region,
.hold_distance = syna_ts_mmi_methods_hold_distance,
/* Firmware */
.firmware_update = syna_ts_firmware_update,
/* PM callback */