summaryrefslogtreecommitdiffstats
path: root/drivers/bluetooth/hci_qca.c
diff options
context:
space:
mode:
authorMaxime Ripard <maxime@cerno.tech>2021-05-11 13:35:52 +0200
committerMaxime Ripard <maxime@cerno.tech>2021-05-11 13:35:52 +0200
commitc55b44c9386f3ee1b08752638559f19deaf6040d (patch)
treec843a21f45180387fcd9eb2625cc9d1f166a3156 /drivers/bluetooth/hci_qca.c
parentMAINTAINERS: Update my e-mail (diff)
parentLinux 5.13-rc1 (diff)
downloadlinux-c55b44c9386f3ee1b08752638559f19deaf6040d.tar.xz
linux-c55b44c9386f3ee1b08752638559f19deaf6040d.zip
Merge drm/drm-fixes into drm-misc-fixes
Start this new release drm-misc-fixes branch Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/bluetooth/hci_qca.c')
-rw-r--r--drivers/bluetooth/hci_qca.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index de36af63e182..0a0056912d51 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -1066,7 +1066,7 @@ static void qca_controller_memdump(struct work_struct *work)
* packets in the buffer.
*/
/* For QCA6390, controller does not lost packets but
- * sequence number field of packat sometimes has error
+ * sequence number field of packet sometimes has error
* bits, so skip this checking for missing packet.
*/
while ((seq_no > qca_memdump->current_seq_no + 1) &&
@@ -1571,6 +1571,20 @@ static void qca_cmd_timeout(struct hci_dev *hdev)
mutex_unlock(&qca->hci_memdump_lock);
}
+static bool qca_prevent_wake(struct hci_dev *hdev)
+{
+ struct hci_uart *hu = hci_get_drvdata(hdev);
+ bool wakeup;
+
+ /* UART driver handles the interrupt from BT SoC.So we need to use
+ * device handle of UART driver to get the status of device may wakeup.
+ */
+ wakeup = device_may_wakeup(hu->serdev->ctrl->dev.parent);
+ bt_dev_dbg(hu->hdev, "wakeup status : %d", wakeup);
+
+ return !wakeup;
+}
+
static int qca_wcn3990_init(struct hci_uart *hu)
{
struct qca_serdev *qcadev;
@@ -1721,6 +1735,7 @@ retry:
qca_debugfs_init(hdev);
hu->hdev->hw_error = qca_hw_error;
hu->hdev->cmd_timeout = qca_cmd_timeout;
+ hu->hdev->prevent_wake = qca_prevent_wake;
} else if (ret == -ENOENT) {
/* No patch/nvm-config found, run with original fw/config */
set_bit(QCA_ROM_FW, &qca->flags);