diff mbox series

[v5,3/5] Bluetooth: mt7921s: Add .get_data_path_id

Message ID 31997a82354ed4bebf849e07f04b663a1a898a70.1647472087.git.objelf@gmail.com (mailing list archive)
State Accepted
Commit c844ce71d5be6b5c3ef36cf97d2a5f84e661bc33
Headers show
Series [v5,1/5] Bluetooth: btmtksdio: Fix kernel oops in btmtksdio_interrupt | expand

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Commit Message

Sean Wang March 16, 2022, 11:15 p.m. UTC 
From: Yake Yang <yake.yang@mediatek.com>

Add .get_data_path_id to fetch data_path_id for MT7921 to support HFP
offload use case.

This is a preliminary patch to add the WBS support to the MT7921 driver.

Reviewed-by: Mark Chen <markyawenchen@gmail.com>
Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Yake Yang <yake.yang@mediatek.com>
---
v4->v5: no change
---
 drivers/bluetooth/btmtksdio.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/bluetooth/btmtksdio.c b/drivers/bluetooth/btmtksdio.c
index 034e55278c56..4000a994fe2c 100644
--- a/drivers/bluetooth/btmtksdio.c
+++ b/drivers/bluetooth/btmtksdio.c
@@ -936,6 +936,13 @@  static int btmtksdio_mtk_reg_write(struct hci_dev *hdev, u32 reg, u32 val, u32 m
 	return err;
 }
 
+static int btmtksdio_get_data_path_id(struct hci_dev *hdev, __u8 *data_path_id)
+{
+	/* uses 1 as data path id for all the usecases */
+	*data_path_id = 1;
+	return 0;
+}
+
 static int btmtksdio_sco_setting(struct hci_dev *hdev)
 {
 	const struct btmtk_sco sco_setting = {
@@ -968,7 +975,13 @@  static int btmtksdio_sco_setting(struct hci_dev *hdev)
 		return err;
 
 	val |= 0x00000101;
-	return btmtksdio_mtk_reg_write(hdev, MT7921_PINMUX_1, val, ~0);
+	err =  btmtksdio_mtk_reg_write(hdev, MT7921_PINMUX_1, val, ~0);
+	if (err < 0)
+		return err;
+
+	hdev->get_data_path_id = btmtksdio_get_data_path_id;
+
+	return err;
 }
 
 static int btmtksdio_reset_setting(struct hci_dev *hdev)