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Merge "OOBS enanchment changes for Bluetooth Driver"

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qctecmdr 2022-02-07 21:18:51 -08:00 committed by Gerrit - the friendly Code Review server
commit c1063c146d
2 changed files with 46 additions and 10 deletions
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42
drivers/bluetooth/btpower.c
View File

@ -1177,7 +1177,9 @@ static long bt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
int chipset_version = 0;
int itr, num_vregs;
struct bt_power_vreg_data *vreg_info = NULL;
#ifdef CONFIG_MSM_BT_OOBS
enum btpower_obs_param clk_cntrl;
#endif
if (!bt_power_pdata || !probe_finished) {
pr_err("%s: BTPower Probing Pending.Try Again\n", __func__);
return -EAGAIN;
@ -1188,22 +1190,42 @@ static long bt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case BT_CMD_OBS_SIGNAL_TASK:
bt_power_pdata->reffilp_obs = file;
bt_power_pdata->reftask_obs = get_current();
pr_info("%s: BT_CMD_OBS_SIGNAL_TASK tid %d filp %pK\n",
pr_info("%s: BT_CMD_OBS_SIGNAL_TASK tid %d file %pK\n",
__func__, bt_power_pdata->reftask_obs->pid, file);
break;
case BT_CMD_OBS_VOTE_CLOCK:
if (!gpio_is_valid(bt_power_pdata->bt_gpio_dev_wake)) {
pr_warn("%s: BT_CMD_OBS_VOTE_CLOCK bt_dev_wake_n(%d) not configured\n",
pr_debug("%s: BT_CMD_OBS_VOTE_CLOCK bt_dev_wake_n(%d) not configured\n",
__func__, bt_power_pdata->bt_gpio_dev_wake);
return -EIO;
}
pwr_cntrl = (int)arg;
btpower_uart_transport_locked(bt_power_pdata, (pwr_cntrl == 1 ? true :
false));
gpio_set_value(bt_power_pdata->bt_gpio_dev_wake, pwr_cntrl);
pr_debug("%s: BT_CMD_OBS_VOTE_CLOCK cntrl(%d) %s\n", __func__,
pwr_cntrl, gpio_get_value(bt_power_pdata->bt_gpio_dev_wake) ?
"Assert" : "Deassert");
clk_cntrl = (enum btpower_obs_param)arg;
switch (clk_cntrl) {
case BTPOWER_OBS_CLK_OFF:
btpower_uart_transport_locked(bt_power_pdata, false);
ret = 0;
break;
case BTPOWER_OBS_CLK_ON:
btpower_uart_transport_locked(bt_power_pdata, true);
ret = 0;
break;
case BTPOWER_OBS_DEV_OFF:
gpio_set_value(bt_power_pdata->bt_gpio_dev_wake, 0);
ret = 0;
break;
case BTPOWER_OBS_DEV_ON:
gpio_set_value(bt_power_pdata->bt_gpio_dev_wake, 1);
ret = 0;
break;
default:
pr_debug("%s: BT_CMD_OBS_VOTE_CLOCK clk_cntrl(%d)\n",
__func__, clk_cntrl);
return -EINVAL;
}
pr_debug("%s: BT_CMD_OBS_VOTE_CLOCK clk_cntrl(%d) %s\n",
__func__, clk_cntrl,
gpio_get_value(bt_power_pdata->bt_gpio_dev_wake) ?
"Assert" : "Deassert");
break;
#endif
case BT_CMD_SLIM_TEST:

14
include/linux/btpower.h
View File

@ -94,6 +94,20 @@ int btpower_aop_mbox_init(struct btpower_platform_data *pdata);
#ifdef CONFIG_MSM_BT_OOBS
#define BT_CMD_OBS_SIGNAL_TASK 0xbfd0
#define BT_CMD_OBS_VOTE_CLOCK 0xbfd1
/**
* enum btpower_obs_param: OOBS low power param
* @BTPOWER_OBS_CLK_OFF: Transport bus is no longer acquired
* @BTPOWER_OBS_CLK_ON: Acquire transport bus for either transmitting or receiving
* @BTPOWER_OBS_DEV_OFF: Bluetooth is released because of no more transmission
* @BTPOWER_OBS_DEV_ON: Wake up the Bluetooth controller for transmission
*/
enum btpower_obs_param {
BTPOWER_OBS_CLK_OFF = 0,
BTPOWER_OBS_CLK_ON,
BTPOWER_OBS_DEV_OFF,
BTPOWER_OBS_DEV_ON,
};
#endif
#endif /* __LINUX_BLUETOOTH_POWER_H */