Re: [PATCH 2/2] Bluetooth: qca: run the power-on/off sequence for QCA6390 too

From: Johan Hovold
Date: Tue Dec 05 2023 - 06:47:01 EST


On Tue, Dec 05, 2023 at 12:09:03PM +0100, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
>
> The Bluetooth module on QCA6390 needs to be powered-on by enabling the
> relevant regulators and driving the enable GPIO high. We can reuse the
> power sequence for the WNC models.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> ---
> drivers/bluetooth/hci_qca.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
> index 7f25931a946e..351ba904c8c2 100644
> --- a/drivers/bluetooth/hci_qca.c
> +++ b/drivers/bluetooth/hci_qca.c
> @@ -1788,6 +1788,7 @@ static int qca_power_on(struct hci_dev *hdev)
> case QCA_WCN6750:
> case QCA_WCN6855:
> case QCA_WCN7850:
> + case QCA_QCA6390:
> ret = qca_regulator_init(hu);
> break;
>
> @@ -2137,6 +2138,7 @@ static void qca_power_shutdown(struct hci_uart *hu)
>
> case QCA_WCN6750:
> case QCA_WCN6855:
> + case QCA_QCA6390:
> gpiod_set_value_cansleep(qcadev->bt_en, 0);
> msleep(100);
> qca_regulator_disable(qcadev);
> @@ -2284,6 +2286,7 @@ static int qca_serdev_probe(struct serdev_device *serdev)
> case QCA_WCN6750:
> case QCA_WCN6855:
> case QCA_WCN7850:
> + case QCA_QCA6390:
> qcadev->bt_power = devm_kzalloc(&serdev->dev,
> sizeof(struct qca_power),
> GFP_KERNEL);
> @@ -2394,6 +2397,7 @@ static void qca_serdev_remove(struct serdev_device *serdev)
> case QCA_WCN6750:
> case QCA_WCN6855:
> case QCA_WCN7850:
> + case QCA_QCA6390:
> if (power->vregs_on) {
> qca_power_shutdown(&qcadev->serdev_hu);
> break;

These two patches should also be squashed into one. Makes no sense to
separate them.

Johan