ACK/cmnt: [xenial] SRU: [PATCH v2 1/1] Bluetooth: increase timeout for le auto connections

[Stefan Bader]

On 14.11.2017 11:51, Konrad Zapalowicz wrote:
> From: Konrad Zapałowicz <konrad.zapalowicz at canonical.com>
> 
> BugLink: https://bugs.launchpad.net/bugs/1731467
> 
> This patch increases the connection timeout for LE connections that are
> triggered by the advertising report to 4 seconds.
> 
> It has been observed that devices equipped with wifi+bt combo SoC fail
> to create a connection with BLE devices due to their coexistence issues.
> Increasing this timeout gives them enough time to complete the
> connection with success.
> 
> Signed-off-by: Konrad Zapałowicz <konrad.zapalowicz at canonical.com>
> Signed-off-by: Marcel Holtmann <marcel at holtmann.org>
> (cherry picked from commit 1f01d8be0e6a04bd682a55f6d50c14c1679e7571 linux-next)
Acked-by: Stefan Bader <stefan.bader at canonical.com>

> ---

How about at least also targeting this to Artful (and maybe Zesty, too) so that
this does not break for people switching to HWE kernels?

-Stefan
>  include/net/bluetooth/hci.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
> index 0205b80..630f6d7 100644
> --- a/include/net/bluetooth/hci.h
> +++ b/include/net/bluetooth/hci.h
> @@ -266,7 +266,7 @@ enum {
>  #define HCI_AUTO_OFF_TIMEOUT	msecs_to_jiffies(2000)	/* 2 seconds */
>  #define HCI_POWER_OFF_TIMEOUT	msecs_to_jiffies(5000)	/* 5 seconds */
>  #define HCI_LE_CONN_TIMEOUT	msecs_to_jiffies(20000)	/* 20 seconds */
> -#define HCI_LE_AUTOCONN_TIMEOUT	msecs_to_jiffies(2000)	/* 2 seconds */
> +#define HCI_LE_AUTOCONN_TIMEOUT	msecs_to_jiffies(4000)	/* 4 seconds */
>  
>  /* HCI data types */
>  #define HCI_COMMAND_PKT		0x01
> 


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