linux-kernel - [PATCH] Bluetooth: btsdio: Do not bind to non-removable BCM4345 and BCM43455

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Date:   Wed, 20 Oct 2021 13:00:22 +0000
From:   Kyle Copperfield <kmcopper@...win1210.me>
To:     Marcel Holtmann <marcel@...tmann.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        Luiz Augusto von Dentz <luiz.dentz@...il.com>
Cc:     Kyle Copperfield <kmcopper@...win1210.me>,
        Dragan Simic <dragan.simic@...il.com>,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] Bluetooth: btsdio: Do not bind to non-removable BCM4345 and BCM43455

BCM4345 and BCM43455 devices soldered onto the PCB (non-removable),
use an UART connection for Bluetooth, such as in the Pinebook Pro,
and the advertised btsdio support as an SDIO function is ignored.

Reviewed-by: Dragan Simic <dragan.simic@...il.com>
Signed-off-by: Kyle Copperfield <kmcopper@...win1210.me>
---
 drivers/bluetooth/btsdio.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/bluetooth/btsdio.c b/drivers/bluetooth/btsdio.c
index 199e8f7d426d..795be33f2892 100644
--- a/drivers/bluetooth/btsdio.c
+++ b/drivers/bluetooth/btsdio.c
@@ -295,6 +295,8 @@ static int btsdio_probe(struct sdio_func *func,
 		switch (func->device) {
 		case SDIO_DEVICE_ID_BROADCOM_43341:
 		case SDIO_DEVICE_ID_BROADCOM_43430:
+		case SDIO_DEVICE_ID_BROADCOM_4345:
+		case SDIO_DEVICE_ID_BROADCOM_43455:
 		case SDIO_DEVICE_ID_BROADCOM_4356:
 			return -ENODEV;
 		}
-- 
2.33.1