diff mbox series

[3/4] Bluetooth: hci_bcm: Prevent early baudrate setting in autobaud mode

Message ID 0e3c48f0f38b167d83feb102284eaf24caa8c500.1655723462.git.hakan.jansson@infineon.com (mailing list archive)
State Superseded
Headers show
Series Bluetooth: hci_bcm: Improve FW load time on CYW55572 | expand

Checks

Context Check Description
tedd_an/pre-ci_am success Success
tedd_an/checkpatch success Checkpatch PASS
tedd_an/gitlint success Gitlint PASS
tedd_an/subjectprefix success PASS

Commit Message

Hakan Jansson June 20, 2022, 12:01 p.m. UTC
Always prevent trying to set device baudrate before calling setup() when
using autobaud mode.

This was previously happening for devices which had device specific data
with member no_early_set_baudrate set to 0.

Signed-off-by: Hakan Jansson <hakan.jansson@infineon.com>
---
 drivers/bluetooth/hci_bcm.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Comments

Linus Walleij June 28, 2022, 12:32 p.m. UTC | #1
On Mon, Jun 20, 2022 at 2:02 PM Hakan Jansson
<hakan.jansson@infineon.com> wrote:

> Always prevent trying to set device baudrate before calling setup() when
> using autobaud mode.
>
> This was previously happening for devices which had device specific data
> with member no_early_set_baudrate set to 0.
>
> Signed-off-by: Hakan Jansson <hakan.jansson@infineon.com>

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

Yours,
Linus Walleij
diff mbox series

Patch

diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
index 9a129867a4c0..0ae627c293c5 100644
--- a/drivers/bluetooth/hci_bcm.c
+++ b/drivers/bluetooth/hci_bcm.c
@@ -484,7 +484,7 @@  static int bcm_open(struct hci_uart *hu)
 		/* If oper_speed is set, ldisc/serdev will set the baudrate
 		 * before calling setup()
 		 */
-		if (!bcm->dev->no_early_set_baudrate)
+		if (!bcm->dev->no_early_set_baudrate && !bcm->dev->use_autobaud_mode)
 			hu->oper_speed = bcm->dev->oper_speed;
 
 		err = bcm_gpio_set_power(bcm->dev, true);
@@ -1204,9 +1204,6 @@  static int bcm_of_probe(struct bcm_device *bdev)
 {
 	bdev->use_autobaud_mode = device_property_read_bool(bdev->dev,
 							    "brcm,requires-autobaud-mode");
-	if (bdev->use_autobaud_mode)
-		bdev->no_early_set_baudrate = true;
-
 	device_property_read_u32(bdev->dev, "max-speed", &bdev->oper_speed);
 	device_property_read_u8_array(bdev->dev, "brcm,bt-pcm-int-params",
 				      bdev->pcm_int_params, 5);