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Bluetooth: hci_ll: add constant for vendor-specific command 

This adds a #define for the vendor-specific HCI command to set the
baudrate instead of using the bare 0xff36 multiple times.

Signed-off-by: David Lechner <david@lechnology.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
David Lechner 2017-12-03 21:21:21 -06:00 committed by Marcel Holtmann
parent d54fdcf924
commit 7c6ca1201e
1 changed files with 8 additions and 2 deletions
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10
drivers/bluetooth/hci_ll.c
View File

@ -56,6 +56,9 @@
#include "hci_uart.h"
/* Vendor-specific HCI commands */
#define HCI_VS_UPDATE_UART_HCI_BAUDRATE 0xff36
/* HCILL commands */
#define HCILL_GO_TO_SLEEP_IND 0x30
#define HCILL_GO_TO_SLEEP_ACK 0x31
@ -620,7 +623,7 @@ static int download_firmware(struct ll_device *lldev)
case ACTION_SEND_COMMAND: /* action send */
bt_dev_dbg(lldev->hu.hdev, "S");
cmd = (struct hci_command *)action_ptr;
if (cmd->opcode == 0xff36) {
if (cmd->opcode == HCI_VS_UPDATE_UART_HCI_BAUDRATE) {
/* ignore remote change
* baud rate HCI VS command
*/
@ -704,7 +707,10 @@ static int ll_setup(struct hci_uart *hu)
speed = 0;
if (speed) {
struct sk_buff *skb = __hci_cmd_sync(hu->hdev, 0xff36, sizeof(speed), &speed, HCI_INIT_TIMEOUT);
struct sk_buff *skb;
skb = __hci_cmd_sync(hu->hdev, HCI_VS_UPDATE_UART_HCI_BAUDRATE,
sizeof(speed), &speed, HCI_INIT_TIMEOUT);
if (!IS_ERR(skb)) {
kfree_skb(skb);
serdev_device_set_baudrate(serdev, speed);