From: rvaswani@codeaurora.org (Rohit Vaswani)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 RESEND 1/2] ARM: arch timer: Set the TVAL before timer is enabled
Date: Sat, 15 Sep 2012 12:53:28 -0700 [thread overview]
Message-ID: <5054DCB8.4030209@codeaurora.org> (raw)
In-Reply-To: <20120915170026.GA8706@codeaurora.org>
On 9/15/2012 10:00 AM, David Brown wrote:
> On Sat, Sep 15, 2012 at 12:41:53AM -0700, Rohit Vaswani wrote:
>> On some hardware, the timer deasserts the interrupt when a
>> new TVAL is written only when the enable bit is cleared.
>> Hence explicitly disable the timer and then program the
>> TVAL followed by enabling the timer.
>> If this order is not followed, there are chances that
>> you would not receive any timer interrupts.
> It's a little unclear to me who you intend to take this patch. In the
> To field, you've listed Marc, the MSM maintainers, as well as Russell.
> The MSM tree doesn't really make sense, since this is general ARM
> code. Marc would make sense if you depend on an active patch series
> he is working on, so he could include it.
>
> I'm guessing you meant it for Russell, though, and the rest of us as
> CCs.
Yes, thanks for pointing that out. Sorry if the headers were confusing,
I will be more mindful of this next time.
>
> Thanks,
> David
>
Thanks,
Rohit Vaswani
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation
WARNING: multiple messages have this Message-ID (diff)
From: Rohit Vaswani <rvaswani@codeaurora.org>
To: David Brown <davidb@codeaurora.org>
Cc: Marc Zyngier <marc.zyngier@arm.com>,
Bryan Huntsman <bryanh@codeaurora.org>,
Daniel Walker <dwalker@fifo99.com>,
Russell King <linux@arm.linux.org.uk>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 RESEND 1/2] ARM: arch timer: Set the TVAL before timer is enabled
Date: Sat, 15 Sep 2012 12:53:28 -0700 [thread overview]
Message-ID: <5054DCB8.4030209@codeaurora.org> (raw)
In-Reply-To: <20120915170026.GA8706@codeaurora.org>
On 9/15/2012 10:00 AM, David Brown wrote:
> On Sat, Sep 15, 2012 at 12:41:53AM -0700, Rohit Vaswani wrote:
>> On some hardware, the timer deasserts the interrupt when a
>> new TVAL is written only when the enable bit is cleared.
>> Hence explicitly disable the timer and then program the
>> TVAL followed by enabling the timer.
>> If this order is not followed, there are chances that
>> you would not receive any timer interrupts.
> It's a little unclear to me who you intend to take this patch. In the
> To field, you've listed Marc, the MSM maintainers, as well as Russell.
> The MSM tree doesn't really make sense, since this is general ARM
> code. Marc would make sense if you depend on an active patch series
> he is working on, so he could include it.
>
> I'm guessing you meant it for Russell, though, and the rest of us as
> CCs.
Yes, thanks for pointing that out. Sorry if the headers were confusing,
I will be more mindful of this next time.
>
> Thanks,
> David
>
Thanks,
Rohit Vaswani
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation
next prev parent reply other threads:[~2012-09-15 19:53 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-15 7:41 [PATCH v2 RESEND 1/2] ARM: arch timer: Set the TVAL before timer is enabled Rohit Vaswani
2012-09-15 7:41 ` Rohit Vaswani
2012-09-15 7:41 ` [PATCH v2 RESEND 2/2] ARM: local timers: add timer support using IO mapped register Rohit Vaswani
2012-09-15 7:41 ` Rohit Vaswani
2012-09-25 19:08 ` Rohit Vaswani
2012-09-25 19:08 ` Rohit Vaswani
2012-09-27 15:46 ` Marc Zyngier
2012-09-27 15:46 ` Marc Zyngier
2012-09-28 12:28 ` Mark Rutland
2012-09-28 12:28 ` Mark Rutland
2012-09-28 15:57 ` Dave Martin
2012-09-28 15:57 ` Dave Martin
2012-09-28 17:15 ` Lorenzo Pieralisi
2012-09-28 17:15 ` Lorenzo Pieralisi
2012-10-02 11:27 ` Dave Martin
2012-10-02 11:27 ` Dave Martin
2012-10-02 13:44 ` Lorenzo Pieralisi
2012-10-02 13:44 ` Lorenzo Pieralisi
2012-10-02 15:03 ` Dave Martin
2012-10-02 15:03 ` Dave Martin
2012-09-15 17:00 ` [PATCH v2 RESEND 1/2] ARM: arch timer: Set the TVAL before timer is enabled David Brown
2012-09-15 17:00 ` David Brown
2012-09-15 19:53 ` Rohit Vaswani [this message]
2012-09-15 19:53 ` Rohit Vaswani
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