Commit df332800 authored by Sean Wang's avatar Sean Wang Committed by Luiz Augusto von Dentz

Bluetooth: btmtksdio: Add in-band wakeup support

Commit ce64b3e9 ("Bluetooth: mt7921s: Support wake on bluetooth")
adds the wake on bluethooth via a dedicated GPIO.

Extend the wake-on-bluetooth to use the SDIO DAT1 pin (in-band wakeup),
when supported by the SDIO host driver.
Co-developed-by: default avatarYake Yang <yake.yang@mediatek.com>
Signed-off-by: default avatarYake Yang <yake.yang@mediatek.com>
Signed-off-by: default avatarSean Wang <sean.wang@mediatek.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: default avatarLuiz Augusto von Dentz <luiz.von.dentz@intel.com>
parent d7b2fdfb
......@@ -1282,6 +1282,13 @@ static void btmtksdio_cmd_timeout(struct hci_dev *hdev)
hci_reset_dev(hdev);
}
static bool btmtksdio_sdio_inband_wakeup(struct hci_dev *hdev)
{
struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
return device_may_wakeup(bdev->dev);
}
static bool btmtksdio_sdio_wakeup(struct hci_dev *hdev)
{
struct btmtksdio_dev *bdev = hci_get_drvdata(hdev);
......@@ -1349,6 +1356,14 @@ static int btmtksdio_probe(struct sdio_func *func,
hdev->shutdown = btmtksdio_shutdown;
hdev->send = btmtksdio_send_frame;
hdev->wakeup = btmtksdio_sdio_wakeup;
/*
* If SDIO controller supports wake on Bluetooth, sending a wakeon
* command is not necessary.
*/
if (device_can_wakeup(func->card->host->parent))
hdev->wakeup = btmtksdio_sdio_inband_wakeup;
else
hdev->wakeup = btmtksdio_sdio_wakeup;
hdev->set_bdaddr = btmtk_set_bdaddr;
SET_HCIDEV_DEV(hdev, &func->dev);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment