linux-kernel - RE: [PATCH] Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS

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Message-ID: <7df5d8b68525403ba1a252d0cd8eafe0@realtek.com>
Date:   Mon, 25 Jan 2021 08:00:59 +0000
From:   Hilda Wu <hildawu@...ltek.com>
To:     Claire Chang <tientzu@...omium.org>,
        "marcel@...tmann.org" <marcel@...tmann.org>,
        "johan.hedberg@...il.com" <johan.hedberg@...il.com>,
        "luiz.dentz@...il.com" <luiz.dentz@...il.com>
CC:     "linux-bluetooth@...r.kernel.org" <linux-bluetooth@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Max Chou <max.chou@...ltek.com>
Subject: RE: [PATCH] Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS_DISCOVERY for btrtl

Thanks Claire. Patch looks good to me.

Reviewed-by: Hilda Wu <hildawu@...ltek.com>

-----Original Message-----
From: Claire Chang <tientzu@...omium.org> 
Sent: Tuesday, January 19, 2021 7:47 PM
To: marcel@...tmann.org; johan.hedberg@...il.com; luiz.dentz@...il.com
Cc: linux-bluetooth@...r.kernel.org; linux-kernel@...r.kernel.org; Max Chou <max.chou@...ltek.com>; Hilda Wu <hildawu@...ltek.com>; Claire Chang <tientzu@...omium.org>
Subject: [PATCH] Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS_DISCOVERY for btrtl

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>
---
 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 fb9817f97d45..27e96681d583 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -906,6 +906,11 @@ 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);
 
--
2.30.0.284.gd98b1dd5eaa7-goog