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From: a0131647 <sourav.poddar@ti.com>
To: balbi@ti.com
Cc: Santosh Shilimkar <santosh.shilimkar@ti.com>,
	linux-omap@vger.kernel.org, khilman@deeprootsystems.com,
	paul@pwsan.com, tony@atomide.com, vaibhav.bedia@ti.com,
	linux@arm.linux.org.uk, linux-arm-kernel@lists.infradead.org
Subject: Re: [RFC/RFT PATCH 0/2] SERIAL: OMAP: Remove idle handling from driver
Date: Fri, 15 Feb 2013 19:12:23 +0530	[thread overview]
Message-ID: <511E3B3F.1000609@ti.com> (raw)
In-Reply-To: <20130215130842.GD16558@arwen.pp.htv.fi>

Hi,
On Friday 15 February 2013 06:38 PM, Felipe Balbi wrote:
> On Fri, Feb 15, 2013 at 03:07:45PM +0200, Felipe Balbi wrote:
>> On Fri, Feb 15, 2013 at 06:33:58PM +0530, a0131647 wrote:
>>> Hi,
>>> On Friday 15 February 2013 05:36 PM, Santosh Shilimkar wrote:
>>>> OMAP UART IP needs manual idle modes based on state of the
>>>> IP. Currently this is handled by the driver with function pointers
>>>> implemented in platform code.
>>>>
>>>> This however breaks in case of device tree because of missing
>>>> idle handling.
>>>>
>>>> The series tries to address the issue
>>>>
>>>> Patches has been tested on OMAP4 and OMAP5 devices where the console
>>>> slugishness was observed without idle mode handling. CPUIDLE and
>>>> suspend tested ok on these devices.
>>>>
>>>> Need help in testing on OMAP2, OMAP3 and AM3XXX devices.
>>>>
>>> Tested this series on omap3630 beagle board for:
>>> 1. Retention in idle and suspend.
>>> 2. Off mode in idle and suspend.
>>>
>>> Tested-by: Sourav Poddar<sourav.poddar@ti.com>
>> try setting autosuspend_delay to -1
> Also try DT boot and try to wakeup from echo mem>  /sys/power/state by
> sending data through UART console.
>
Suspend/resume with dt is not functional with the current mainline.

~Sourav


WARNING: multiple messages have this Message-ID (diff)
From: sourav.poddar@ti.com (a0131647)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC/RFT PATCH 0/2] SERIAL: OMAP: Remove idle handling from driver
Date: Fri, 15 Feb 2013 19:12:23 +0530	[thread overview]
Message-ID: <511E3B3F.1000609@ti.com> (raw)
In-Reply-To: <20130215130842.GD16558@arwen.pp.htv.fi>

Hi,
On Friday 15 February 2013 06:38 PM, Felipe Balbi wrote:
> On Fri, Feb 15, 2013 at 03:07:45PM +0200, Felipe Balbi wrote:
>> On Fri, Feb 15, 2013 at 06:33:58PM +0530, a0131647 wrote:
>>> Hi,
>>> On Friday 15 February 2013 05:36 PM, Santosh Shilimkar wrote:
>>>> OMAP UART IP needs manual idle modes based on state of the
>>>> IP. Currently this is handled by the driver with function pointers
>>>> implemented in platform code.
>>>>
>>>> This however breaks in case of device tree because of missing
>>>> idle handling.
>>>>
>>>> The series tries to address the issue
>>>>
>>>> Patches has been tested on OMAP4 and OMAP5 devices where the console
>>>> slugishness was observed without idle mode handling. CPUIDLE and
>>>> suspend tested ok on these devices.
>>>>
>>>> Need help in testing on OMAP2, OMAP3 and AM3XXX devices.
>>>>
>>> Tested this series on omap3630 beagle board for:
>>> 1. Retention in idle and suspend.
>>> 2. Off mode in idle and suspend.
>>>
>>> Tested-by: Sourav Poddar<sourav.poddar@ti.com>
>> try setting autosuspend_delay to -1
> Also try DT boot and try to wakeup from echo mem>  /sys/power/state by
> sending data through UART console.
>
Suspend/resume with dt is not functional with the current mainline.

~Sourav

  reply	other threads:[~2013-02-15 13:42 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-15 12:06 [RFC/RFT PATCH 0/2] SERIAL: OMAP: Remove idle handling from driver Santosh Shilimkar
2013-02-15 12:06 ` Santosh Shilimkar
2013-02-15 13:03 ` a0131647
2013-02-15 13:03   ` a0131647
2013-02-15 13:07   ` Felipe Balbi
2013-02-15 13:07     ` Felipe Balbi
2013-02-15 13:08     ` Felipe Balbi
2013-02-15 13:08       ` Felipe Balbi
2013-02-15 13:42       ` a0131647 [this message]
2013-02-15 13:42         ` a0131647
2013-02-15 13:50         ` Santosh Shilimkar
2013-02-15 13:50           ` Santosh Shilimkar
2013-02-18 10:04 ` Santosh Shilimkar
2013-02-18 10:04   ` Santosh Shilimkar
2013-02-18 10:10   ` Felipe Balbi
2013-02-18 10:10     ` Felipe Balbi
2013-02-18 10:11     ` Felipe Balbi
2013-02-18 10:11       ` Felipe Balbi
2013-02-18 10:25       ` Santosh Shilimkar
2013-02-18 10:25         ` Santosh Shilimkar
2013-02-18 10:42         ` Felipe Balbi
2013-02-18 10:42           ` Felipe Balbi
2013-02-18 10:45           ` Felipe Balbi
2013-02-18 10:45             ` Felipe Balbi
2013-02-18 10:55             ` Santosh Shilimkar
2013-02-18 10:55               ` Santosh Shilimkar
2013-02-18 11:13               ` Felipe Balbi
2013-02-18 11:13                 ` Felipe Balbi
2013-02-18 14:36                 ` Santosh Shilimkar
2013-02-18 14:36                   ` Santosh Shilimkar

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