int get_tk_fw_version(struct abov_tk_info *info, bool bootmode)
{
struct i2c_client *client = info->client;
u8 buf;
int ret;
int retry = 3;
ret = abov_tk_i2c_read(client, ABOV_FW_VER, &buf, 1);
if (ret < 0) {
while (retry--) {
dev_err(&client->dev, "%s read fail(%d)\n",
__func__, retry);
if (!bootmode)
abov_tk_reset(info);
else
return -1;
ret = abov_tk_i2c_read(client, ABOV_FW_VER, &buf, 1);
if (ret == 0)
break;
}
if (retry == 0)
return -1;
}
info->fw_ver = buf;
dev_notice(&client->dev, "%s : 0x%x\n", __func__, buf);
return 0;
}
static irqreturn_t abov_tk_interrupt(int irq, void *dev_id)
{
struct abov_tk_info *info = dev_id;
struct i2c_client *client = info->client;
int ret, retry;
u8 buf, button;
bool press;
ret = abov_tk_i2c_read(client, ABOV_BTNSTATUS, &buf, 1);
if (ret < 0) {
retry = 3;
while (retry--) {
dev_err(&client->dev, "%s read fail(%d)\n",
__func__, retry);
ret = abov_tk_i2c_read(client, ABOV_BTNSTATUS, &buf, 1);
if (ret == 0)
break;
else
msleep(10);
}
if (retry == 0) {
abov_tk_reset(info);
return IRQ_HANDLED;
}
}
button = buf & 0x03;
press = !!(buf & 0x8);
if (press) {
input_report_key(info->input_dev,
touchkey_keycode[button], 0);
#ifdef CONFIG_SAMSUNG_PRODUCT_SHIP
dev_notice(&client->dev,
"key R\n");
#else
dev_notice(&client->dev,
"key R : %d(%d)\n",
touchkey_keycode[button], buf);
#endif
} else {
input_report_key(info->input_dev,
touchkey_keycode[button], 1);
#ifdef CONFIG_SAMSUNG_PRODUCT_SHIP
dev_notice(&client->dev,
"key P\n");
#else
dev_notice(&client->dev,
"key P : %d(%d)\n",
touchkey_keycode[button], buf);
#endif
}
input_sync(info->input_dev);
return IRQ_HANDLED;
}
static irqreturn_t abov_tk_interrupt(int irq, void *dev_id)
{
struct abov_tk_info *info = dev_id;
struct i2c_client *client = info->client;
int ret, retry;
u8 buf;
bool press;
ret = abov_tk_i2c_read(client, ABOV_BTNSTATUS, &buf, 1);
if (ret < 0) {
retry = 3;
while (retry--) {
dev_err(&client->dev, "%s read fail(%d)\n",
__func__, retry);
ret = abov_tk_i2c_read(client, ABOV_BTNSTATUS, &buf, 1);
if (ret == 0)
break;
else
msleep(10);
}
if (retry == 0) {
abov_tk_reset(info);
return IRQ_HANDLED;
}
}
if (info->dual_mode) {
int menu_data = buf & 0x03;
int back_data = (buf >> 2) & 0x03;
u8 menu_press = !(menu_data % 2);
u8 back_press = !(back_data % 2);
if (menu_data)
input_report_key(info->input_dev,
touchkey_keycode[1], menu_press);
if (back_data)
input_report_key(info->input_dev,
touchkey_keycode[2], back_press);
#ifdef CONFIG_SAMSUNG_PRODUCT_SHIP
dev_notice(&client->dev,
"key %s%s ver0x%02x\n",
menu_data ? (menu_press ? "P" : "R") : "",
back_data ? (back_press ? "P" : "R") : "",
info->fw_ver);
#else
dev_notice(&client->dev,
"%s%s%x ver0x%02x\n",
menu_data ? (menu_press ? "menu P " : "menu R ") : "",
back_data ? (back_press ? "back P " : "back R ") : "",
buf, info->fw_ver);
#endif
} else {
