korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-23 20:24:12 +08:00
Code Issues Packages Projects Releases Wiki Activity

Bluetooth: hci_qca: make pwrseq calls the default if available

Browse Source 
If the device has a power sequencing handle, use it first. Otherwise
fall back to whatever code already exists.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Bartosz Golaszewski 2024-07-09 14:18:35 +02:00 committed by Luiz Augusto von Dentz
parent b809315771
commit eba1718717
1 changed files with 13 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
drivers/bluetooth/hci_qca.c
View File

@ -1718,6 +1718,7 @@ static int qca_regulator_init(struct hci_uart *hu)
* off the voltage regulator.
*/
qcadev = serdev_device_get_drvdata(hu->serdev);
if (!qcadev->bt_power->vregs_on) {
serdev_device_close(hu->serdev);
ret = qca_regulator_enable(qcadev);
@ -1800,18 +1801,8 @@ static int qca_power_on(struct hci_dev *hdev)
case QCA_WCN6750:
case QCA_WCN6855:
case QCA_WCN7850:
ret = qca_regulator_init(hu);
break;
case QCA_QCA6390:
qcadev = serdev_device_get_drvdata(hu->serdev);
ret = pwrseq_power_on(qcadev->bt_power->pwrseq);
if (ret)
return ret;
ret = qca_port_reopen(hu);
if (ret)
return ret;
ret = qca_regulator_init(hu);
break;
default:
@ -2149,6 +2140,7 @@ static void qca_power_shutdown(struct hci_uart *hu)
unsigned long flags;
enum qca_btsoc_type soc_type = qca_soc_type(hu);
bool sw_ctrl_state;
struct qca_power *power;
/* From this point we go into power off state. But serial port is
* still open, stop queueing the IBS data and flush all the buffered
@ -2166,6 +2158,13 @@ static void qca_power_shutdown(struct hci_uart *hu)
return;
qcadev = serdev_device_get_drvdata(hu->serdev);
power = qcadev->bt_power;
if (power->pwrseq) {
pwrseq_power_off(power->pwrseq);
set_bit(QCA_BT_OFF, &qca->flags);
return;
}
switch (soc_type) {
case QCA_WCN3988:
@ -2227,6 +2226,9 @@ static int qca_regulator_enable(struct qca_serdev *qcadev)
struct qca_power *power = qcadev->bt_power;
int ret;
if (power->pwrseq)
return pwrseq_power_on(power->pwrseq);
/* Already enabled */
if (power->vregs_on)
return 0;