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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Claire Chang <tientzu@chromium.org>,
        Marcel Holtmann <marcel@holtmann.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.4 32/72] Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS_DISCOVERY for btrtl
Date:   Fri,  5 Mar 2021 13:21:34 +0100
Message-Id: <20210305120858.903241388@linuxfoundation.org>
In-Reply-To: <20210305120857.341630346@linuxfoundation.org>
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From: Claire Chang <tientzu@chromium.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@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Sasha Levin <sashal@kernel.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 e11af747395d..bf3e23104194 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -894,6 +894,11 @@ 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