Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Fu, Zhonghui
On 2014/8/5 4:12, Arend van Spriel wrote: > On 08/04/14 18:52, Russell King - ARM Linux wrote: >> On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: >>> Hi, Arend >>> >>> I investigated this issue, and its root cause is still that sdio >>> controller can't receive interrupts from WiFi

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Fu, Zhonghui
On 2014/8/5 0:52, Russell King - ARM Linux wrote: > On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: >> Hi, Arend >> >> I investigated this issue, and its root cause is still that sdio >> controller can't receive interrupts from WiFi chip on sdio bus when >> sdio controller is in

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Arend van Spriel
On 08/04/14 18:52, Russell King - ARM Linux wrote: On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: Hi, Arend I investigated this issue, and its root cause is still that sdio controller can't receive interrupts from WiFi chip on sdio bus when sdio controller is in runtime suspend

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Arend van Spriel
: From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode before completion

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Russell King - ARM Linux
On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: > Hi, Arend > > I investigated this issue, and its root cause is still that sdio > controller can't receive interrupts from WiFi chip on sdio bus when > sdio controller is in runtime suspend status. I am running 3.16-rc5 > linux kernel

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Russell King - ARM Linux
On Thu, Jun 19, 2014 at 06:37:56PM +0200, Arend van Spriel wrote: > On 19-06-14 18:28, Fu, Zhonghui wrote: >> I have tried brcmfmac driver with "CONFIG_PM_RUNTIME is not set", and >> scanning and connecting always succeeded. This means that CONFIG_PM_RUNTIME >> should not be set if we use SDIO

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Fu, Zhonghui
6-14 07:49, Fu, Zhonghui wrote: >>>>>> From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 >>>>>> From: Fu zhonghui >>>>>> Date: Wed, 11 Jun 2014 11:06:55 +0800 >>>>>> Subject: [PATCH] brcmfmac: prevent watchdog from inte

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Fu, Zhonghui
14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui zhonghui...@linux.intel.com Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode before completion

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Russell King - ARM Linux
On Thu, Jun 19, 2014 at 06:37:56PM +0200, Arend van Spriel wrote: On 19-06-14 18:28, Fu, Zhonghui wrote: I have tried brcmfmac driver with CONFIG_PM_RUNTIME is not set, and scanning and connecting always succeeded. This means that CONFIG_PM_RUNTIME should not be set if we use SDIO WiFi

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Russell King - ARM Linux
On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: Hi, Arend I investigated this issue, and its root cause is still that sdio controller can't receive interrupts from WiFi chip on sdio bus when sdio controller is in runtime suspend status. I am running 3.16-rc5 linux kernel on

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Arend van Spriel
: From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghuizhonghui...@linux.intel.com Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Arend van Spriel
On 08/04/14 18:52, Russell King - ARM Linux wrote: On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: Hi, Arend I investigated this issue, and its root cause is still that sdio controller can't receive interrupts from WiFi chip on sdio bus when sdio controller is in runtime suspend

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Fu, Zhonghui
On 2014/8/5 0:52, Russell King - ARM Linux wrote: On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: Hi, Arend I investigated this issue, and its root cause is still that sdio controller can't receive interrupts from WiFi chip on sdio bus when sdio controller is in runtime

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-08-04 Thread Fu, Zhonghui
On 2014/8/5 4:12, Arend van Spriel wrote: On 08/04/14 18:52, Russell King - ARM Linux wrote: On Tue, Aug 05, 2014 at 12:36:49AM +0800, Fu, Zhonghui wrote: Hi, Arend I investigated this issue, and its root cause is still that sdio controller can't receive interrupts from WiFi chip on sdio

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-07-24 Thread Fu, Zhonghui
e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 >>>>> From: Fu zhonghui >>>>> Date: Wed, 11 Jun 2014 11:06:55 +0800 >>>>> Subject: [PATCH] brcmfmac: prevent watchdog from interfering with >>>>> scanning and connecting >>>>>

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-07-24 Thread Fu, Zhonghui
zhonghui zhonghui...@linux.intel.com Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode before completion of scanning or connecting. This will lead

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-07-21 Thread Fu, Zhonghui
t;>> From: Fu zhonghui >>>> Date: Wed, 11 Jun 2014 11:06:55 +0800 >>>> Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning >>>> and connecting >>>> >>>> Watchdog in brcmfmac driver may make WiFi chip enter sle

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-07-21 Thread Fu, Zhonghui
: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode before completion of scanning or connecting. This will lead to scanning or connecting failure

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-19 Thread Arend van Spriel
watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode before completion of scanning or connecting. This will lead to scanning or connecting failure. Increasing temporarily idle-time threshold during scanning or connecting can ensure

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-19 Thread Fu, Zhonghui
On 2014/6/16 16:15, Arend van Spriel wrote: > On 16-06-14 07:49, Fu, Zhonghui wrote: >> From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 >> From: Fu zhonghui >> Date: Wed, 11 Jun 2014 11:06:55 +0800 >> Subject: [PATCH] brcmfmac: preven

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-19 Thread Fu, Zhonghui
On 2014/6/16 16:15, Arend van Spriel wrote: On 16-06-14 07:49, Fu, Zhonghui wrote: From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui zhonghui...@linux.intel.com Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-19 Thread Arend van Spriel
: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode before completion of scanning or connecting. This will lead to scanning or connecting failure. Increasing temporarily idle-time threshold during scanning

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-16 Thread Arend van Spriel
On 16-06-14 07:49, Fu, Zhonghui wrote: From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make

Re: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-16 Thread Arend van Spriel
On 16-06-14 07:49, Fu, Zhonghui wrote: From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui zhonghui...@linux.intel.com Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog

[PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-15 Thread Fu, Zhonghui
>From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode bef

[PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-15 Thread Fu, Zhonghui
From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui zhonghui...@linux.intel.com Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip

[PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-10 Thread Fu, Zhonghui
>From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip enter sleep mode bef

[PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting

2014-06-10 Thread Fu, Zhonghui
From 14485894add32aedacb3e486ebb2cc2b73861abf Mon Sep 17 00:00:00 2001 From: Fu zhonghui zhonghui...@linux.intel.com Date: Wed, 11 Jun 2014 11:06:55 +0800 Subject: [PATCH] brcmfmac: prevent watchdog from interfering with scanning and connecting Watchdog in brcmfmac driver may make WiFi chip