shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-09 12:17:12 +09:00
Code Issues Packages Projects Releases Wiki Activity

BT: fix bluetooth power issue for AP62X8

Browse Source 
PD#166763: fix bluetooth power issue for AP62X8

Change-Id: I4cdf2e3af67a47908a55113cf05dd9fdffd1e0cd
Signed-off-by: Sandy Luo <sandy.luo@amlogic.com>
This commit is contained in:
Larson Jiang
2018-05-25 18:01:02 +08:00
committed by Sandy Luo
parent 4b607551d1
commit 0dfaf2ae30
1 changed files with 36 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

69
drivers/amlogic/bluetooth/bt_device.c
View File

@@ -49,8 +49,38 @@ struct bt_dev_runtime_data {
struct bt_dev_data *pdata;
};
static void bt_device_off(struct bt_dev_data *pdata)
{
if (pdata->power_down_disable == 0) {
if (pdata->power_off_flag > 0) { /*bt rc wakeup flag for bcm.*/
if (pdata->gpio_reset > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_reset);
} else {
gpio_direction_output(pdata->gpio_reset,
pdata->power_low_level);
}
}
if (pdata->gpio_en > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_en);
} else {
set_usb_bt_power(0);
}
}
msleep(20);
}
}
}
static void bt_device_init(struct bt_dev_data *pdata)
{
int tmp = 0;
if (pdata->gpio_reset > 0)
gpio_request(pdata->gpio_reset, BT_RFKILL);
@@ -59,15 +89,14 @@ static void bt_device_init(struct bt_dev_data *pdata)
if (pdata->gpio_hostwake > 0) {
gpio_request(pdata->gpio_hostwake, BT_RFKILL);
if ((pdata->power_on_pin_OD) && (!pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_hostwake);
} else {
gpio_direction_output(pdata->gpio_hostwake,
!pdata->power_low_level);
}
gpio_direction_output(pdata->gpio_hostwake, 1);
}
tmp = pdata->power_down_disable;
pdata->power_down_disable = 0;
bt_device_off(pdata);
pdata->power_down_disable = tmp;
}
static void bt_device_deinit(struct bt_dev_data *pdata)
@@ -127,32 +156,6 @@ static void bt_device_on(struct bt_dev_data *pdata)
msleep(200);
}
static void bt_device_off(struct bt_dev_data *pdata)
{
if (pdata->power_down_disable == 0) {
if (pdata->power_off_flag > 0) { /*bt rc wakeup flag for bcm.*/
if (pdata->gpio_reset > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_reset);
} else {
gpio_direction_output(pdata->gpio_reset,
pdata->power_low_level);
}
}
if (pdata->gpio_en > 0) {
if ((pdata->power_on_pin_OD)
&& (pdata->power_low_level)) {
gpio_direction_input(pdata->gpio_en);
} else {
set_usb_bt_power(0);
}
}
msleep(20);
}
}
}
static int bt_set_block(void *data, bool blocked)
{
struct bt_dev_data *pdata = data;