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goodix: Support interpolation game mode function.

Browse source 
Command:
Enable interpolation:  00 00 05 C2 01 C8 00
Disable interpolation: 00 00 05 C2 00 C7 00

Change-Id: I34eeac1a1305d6727c3a82ad6fecb023674da086
Reviewed-on: https://gerrit.mot.com/2115930
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Jichao Zou <zoujc@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
litong20 2021-11-15 11:50:19 +08:00 • committed by litong
commit e2b20f5f02
4 changed files with 83 additions and 2 deletions
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5
drivers/input/touchscreen/goodix_berlin_mmi/goodix_ts_core.c
View file

@ -1100,6 +1100,11 @@ static int goodix_parse_dt(struct device_node *node,
if (board_data->leather_mode_ctrl)
ts_info("support goodix leather mode");
board_data->interpolation_ctrl = of_property_read_bool(node,
"goodix,interpolation-ctrl");
if (board_data->interpolation_ctrl)
ts_info("support goodix interpolation mode");
return 0;
}
#endif

2
drivers/input/touchscreen/goodix_berlin_mmi/goodix_ts_core.h
View file

@ -273,6 +273,7 @@ struct goodix_ts_board_data {
bool sensitivity_ctrl;
bool stylus_mode_ctrl;
bool leather_mode_ctrl;
bool interpolation_ctrl;
};
enum goodix_fw_update_mode {
@ -486,6 +487,7 @@ struct goodix_ts_core {
int leather_mode;
int stylus_mode;
int interpolation;
struct clk *stylus_clk;
/* touchscreen_mmi */

77
drivers/input/touchscreen/goodix_berlin_mmi/goodix_ts_mmi.c
View file

@ -29,6 +29,10 @@
} \
}
static ssize_t goodix_ts_interpolation_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size);
static ssize_t goodix_ts_interpolation_show(struct device *dev,
struct device_attribute *attr, char *buf);
static ssize_t goodix_ts_stylus_mode_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size);
static ssize_t goodix_ts_stylus_mode_show(struct device *dev,
@ -36,6 +40,8 @@ static ssize_t goodix_ts_stylus_mode_show(struct device *dev,
static ssize_t goodix_ts_sensitivity_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size);
static DEVICE_ATTR(interpolation, (S_IRUGO | S_IWUSR | S_IWGRP),
goodix_ts_interpolation_show, goodix_ts_interpolation_store);
static DEVICE_ATTR(stylus_mode, (S_IRUGO | S_IWUSR | S_IWGRP),
goodix_ts_stylus_mode_show, goodix_ts_stylus_mode_store);
static DEVICE_ATTR(sensitivity, (S_IRUGO | S_IWUSR | S_IWGRP),
@ -66,6 +72,9 @@ static int goodix_ts_mmi_extend_attribute_group(struct device *dev, struct attri
GET_GOODIX_DATA(dev);
if (core_data->board_data.interpolation_ctrl)
ADD_ATTR(interpolation);
if (core_data->board_data.stylus_mode_ctrl)
ADD_ATTR(stylus_mode);
@ -138,7 +147,7 @@ static ssize_t goodix_ts_sensitivity_store(struct device *dev,
dev = MMI_DEV_TO_TS_DEV(dev);
GET_GOODIX_DATA(dev);
ret = kstrtoul(buf, 16, &mode);
ret = kstrtoul(buf, 0, &mode);
if (ret < 0) {
pr_info("Failed to convert value.\n");
return -EINVAL;
@ -237,6 +246,61 @@ static ssize_t goodix_ts_stylus_mode_show(struct device *dev,
return scnprintf(buf, PAGE_SIZE, "0x%02x", core_data->stylus_mode);
}
static ssize_t goodix_ts_interpolation_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size)
{
int ret = 0;
unsigned long mode = 0;
struct platform_device *pdev;
struct goodix_ts_core *core_data;
const struct goodix_ts_hw_ops *hw_ops;
dev = MMI_DEV_TO_TS_DEV(dev);
GET_GOODIX_DATA(dev);
hw_ops = core_data->hw_ops;
ret = kstrtoul(buf, 0, &mode);
if (ret < 0) {
pr_info("Failed to convert value.\n");
return -EINVAL;
}
if (core_data->interpolation == mode) {
ts_debug("value is same,so not write.\n");
return size;
}
if (core_data->power_on == 0) {
core_data->interpolation = mode;
ts_debug("The touch is in sleep state, restore the value when resume\n");
return 0;
}
ret = goodix_ts_send_cmd(core_data, INTERPOLATION_SWITCH_CMD, 5, mode, 0x00);
if (ret < 0) {
ts_err("failed to send interpolation cmd");
return -EINVAL;
}
msleep(20);
core_data->interpolation = mode;
ts_info("Success to %s interpolation mode", mode ? "Enable" : "Disable");
return size;
}
static ssize_t goodix_ts_interpolation_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct platform_device *pdev;
struct goodix_ts_core *core_data;
dev = MMI_DEV_TO_TS_DEV(dev);
GET_GOODIX_DATA(dev);
ts_info("interpolation = %d.\n", core_data->interpolation);
return scnprintf(buf, PAGE_SIZE, "0x%02x", core_data->interpolation);
}
static int goodix_ts_mmi_methods_get_vendor(struct device *dev, void *cdata) {
return scnprintf(TO_CHARP(cdata), TS_MMI_MAX_VENDOR_LEN, "%s", "goodix");
}
@ -517,8 +581,17 @@ static int goodix_ts_mmi_post_resume(struct device *dev) {
if (core_data->board_data.leather_mode_ctrl && core_data->leather_mode) {
ret = goodix_ts_send_cmd(core_data, LEATHER_MODE_SWITCH_CMD, 5,
core_data->leather_mode, 0x00);
if (!ret)
if (!ret) {
ts_info("Success to %s leather mode", core_data->leather_mode ? "Enable" : "Disable");
msleep(20);
}
}
if (core_data->board_data.interpolation_ctrl && core_data->interpolation) {
ret = goodix_ts_send_cmd(core_data, INTERPOLATION_SWITCH_CMD, 5,
core_data->interpolation, 0x00);
if (!ret)
ts_info("Success to %s interpolation mode", core_data->interpolation ? "Enable" : "Disable");
}
return 0;

1
drivers/input/touchscreen/goodix_berlin_mmi/goodix_ts_mmi.h
View file

@ -34,5 +34,6 @@ static void inline goodix_ts_mmi_dev_unregister(struct platform_device *ts_devic
#define EXIT_LEATHER_MODE 0x00
#define STYLUS_MODE_SWITCH_CMD 0xA4
#define INTERPOLATION_SWITCH_CMD 0xC2
#endif