public inbox for linux-bluetooth@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] Change LE scan interval and window to recommended values
@ 2010-12-22 19:11 Bruna Moreira
  2010-12-22 22:42 ` Johan Hedberg
  0 siblings, 1 reply; 2+ messages in thread
From: Bruna Moreira @ 2010-12-22 19:11 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Bruna Moreira

Replace default scan interval and scan window values with recommended
ones for general discovery procedure, according to the Core
specification.
---
 plugins/hciops.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/plugins/hciops.c b/plugins/hciops.c
index 43e3d93..be143e9 100644
--- a/plugins/hciops.c
+++ b/plugins/hciops.c
@@ -2583,8 +2583,10 @@ static int hciops_start_scanning(int index)
 
 	memset(&cp, 0, sizeof(cp));
 	cp.type = 0x01;			/* Active scanning */
-	cp.interval = htobs(0x0010);
-	cp.window = htobs(0x0010);
+	/* The recommended value for scan interval and window is 11.25 msec.
+	 * It is calculated by: time = n * 0.625 msec */
+	cp.interval = htobs(0x0012);
+	cp.window = htobs(0x0012);
 	cp.own_bdaddr_type = 0;		/* Public address */
 	cp.filter = 0;			/* Accept all adv packets */
 
-- 
1.7.0.4


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] Change LE scan interval and window to recommended values
  2010-12-22 19:11 [PATCH] Change LE scan interval and window to recommended values Bruna Moreira
@ 2010-12-22 22:42 ` Johan Hedberg
  0 siblings, 0 replies; 2+ messages in thread
From: Johan Hedberg @ 2010-12-22 22:42 UTC (permalink / raw)
  To: Bruna Moreira; +Cc: linux-bluetooth

Hi Bruna,

On Wed, Dec 22, 2010, Bruna Moreira wrote:
> Replace default scan interval and scan window values with recommended
> ones for general discovery procedure, according to the Core
> specification.
> ---
>  plugins/hciops.c |    6 ++++--
>  1 files changed, 4 insertions(+), 2 deletions(-)

Pushed upstream. Thanks.

Johan

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2010-12-22 22:42 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-12-22 19:11 [PATCH] Change LE scan interval and window to recommended values Bruna Moreira
2010-12-22 22:42 ` Johan Hedberg

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox