linux-kernel - [PATCH 4.19 25/52] Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS

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Message-Id: <20210305120854.911683081@linuxfoundation.org>
Date:   Fri,  5 Mar 2021 13:21:56 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Claire Chang <tientzu@...omium.org>,
        Marcel Holtmann <marcel@...tmann.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 25/52] Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS_DISCOVERY for btrtl

From: Claire Chang <tientzu@...omium.org>

[ Upstream commit 7f9f2c3f7d99b8ae773459c74ac5e99a0dd46db9 ]

Realtek Bluetooth controllers can do both LE scan and BR/EDR inquiry
at once, need to set HCI_QUIRK_SIMULTANEOUS_DISCOVERY quirk.

Signed-off-by: Claire Chang <tientzu@...omium.org>
Signed-off-by: Marcel Holtmann <marcel@...tmann.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/bluetooth/hci_h5.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index 7ffeb37e8f20..79b96251de80 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -885,6 +885,11 @@ static int h5_btrtl_setup(struct h5 *h5)
 	/* Give the device some time before the hci-core sends it a reset */
 	usleep_range(10000, 20000);
 
+	/* Enable controller to do both LE scan and BR/EDR inquiry
+	 * simultaneously.
+	 */
+	set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &h5->hu->hdev->quirks);
+
 out_free:
 	btrtl_free(btrtl_dev);
 
-- 
2.30.1