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From: Hanjun Guo <hanjun.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org
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Subject: Re: [PATCH v14 5/9] clocksource/drivers/arm_arch_timer: Simplify ACPI support code.
Date: Fri, 11 Nov 2016 21:55:03 +0800	[thread overview]
Message-ID: <5825CDB7.40606@linaro.org> (raw)
In-Reply-To: <20161021112120.GC16630@leverpostej>

On 10/21/2016 07:21 PM, Mark Rutland wrote:
> On Fri, Oct 21, 2016 at 12:14:01PM +0100, Mark Rutland wrote:
>> On Thu, Oct 20, 2016 at 05:58:17PM +0100, Mark Rutland wrote:
>>> On Thu, Sep 29, 2016 at 02:17:13AM +0800, fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org wrote:
>>>> +	arch_timer_ppi[PHYS_NONSECURE_PPI] = acpi_gtdt_map_ppi(PHYS_NONSECURE_PPI);
>>>> +	arch_timer_ppi[VIRT_PPI] = acpi_gtdt_map_ppi(VIRT_PPI);
>>>> +	arch_timer_ppi[HYP_PPI] = acpi_gtdt_map_ppi(HYP_PPI);
>>>> +	/* Always-on capability */
>>>> +	arch_timer_c3stop = acpi_gtdt_c3stop();
>>>
>>> ... I think we should check the flag on the relevant interrupt, though
>>> that's worth clarifying.
>>
>> I see I misread the spec; this is part of the common flags.
>>
>> Please ignore this point; sorry for the noise.
>
> Actually, I misread the spec this time around; the flag *can* differ per
> interrupt for the sysreg/cp15 timer, but not for the MMIO timers where
> the flag is in a common field.
>
> So please *do* consider the above.

Sorry, misread the email as well...

Check the spec again and it's per interrupt flag.

Thanks
Hanjun
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WARNING: multiple messages have this Message-ID (diff)
From: Hanjun Guo <hanjun.guo@linaro.org>
To: Mark Rutland <mark.rutland@arm.com>, fu.wei@linaro.org
Cc: linaro-acpi@lists.linaro.org, catalin.marinas@arm.com,
	will.deacon@arm.com, linux-kernel@vger.kernel.org,
	julien.grall@arm.com, wei@redhat.com, lorenzo.pieralisi@arm.com,
	al.stone@linaro.org, tn@semihalf.com, timur@codeaurora.org,
	daniel.lezcano@linaro.org, linux-acpi@vger.kernel.org,
	linux@roeck-us.net, lenb@kernel.org, harba@codeaurora.org,
	linux-watchdog@vger.kernel.org, arnd@arndb.de,
	marc.zyngier@arm.com, jcm@redhat.com, sudeep.holla@arm.com,
	cov@codeaurora.org, tglx@linutronix.de,
	linux-arm-kernel@lists.infradead.org, graeme.gregory@linaro.org,
	rjw@rjwysocki.net, rruigrok@codeaurora.org, leo.duran@amd.com,
	Suravee.Suthikulpanit@amd.com, wim@iguana.be,
	christoffer.dall@linaro.org
Subject: Re: [PATCH v14 5/9] clocksource/drivers/arm_arch_timer: Simplify ACPI support code.
Date: Fri, 11 Nov 2016 21:55:03 +0800	[thread overview]
Message-ID: <5825CDB7.40606@linaro.org> (raw)
In-Reply-To: <20161021112120.GC16630@leverpostej>

On 10/21/2016 07:21 PM, Mark Rutland wrote:
> On Fri, Oct 21, 2016 at 12:14:01PM +0100, Mark Rutland wrote:
>> On Thu, Oct 20, 2016 at 05:58:17PM +0100, Mark Rutland wrote:
>>> On Thu, Sep 29, 2016 at 02:17:13AM +0800, fu.wei@linaro.org wrote:
>>>> +	arch_timer_ppi[PHYS_NONSECURE_PPI] = acpi_gtdt_map_ppi(PHYS_NONSECURE_PPI);
>>>> +	arch_timer_ppi[VIRT_PPI] = acpi_gtdt_map_ppi(VIRT_PPI);
>>>> +	arch_timer_ppi[HYP_PPI] = acpi_gtdt_map_ppi(HYP_PPI);
>>>> +	/* Always-on capability */
>>>> +	arch_timer_c3stop = acpi_gtdt_c3stop();
>>>
>>> ... I think we should check the flag on the relevant interrupt, though
>>> that's worth clarifying.
>>
>> I see I misread the spec; this is part of the common flags.
>>
>> Please ignore this point; sorry for the noise.
>
> Actually, I misread the spec this time around; the flag *can* differ per
> interrupt for the sysreg/cp15 timer, but not for the MMIO timers where
> the flag is in a common field.
>
> So please *do* consider the above.

Sorry, misread the email as well...

Check the spec again and it's per interrupt flag.

Thanks
Hanjun

WARNING: multiple messages have this Message-ID (diff)
From: hanjun.guo@linaro.org (Hanjun Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v14 5/9] clocksource/drivers/arm_arch_timer: Simplify ACPI support code.
Date: Fri, 11 Nov 2016 21:55:03 +0800	[thread overview]
Message-ID: <5825CDB7.40606@linaro.org> (raw)
In-Reply-To: <20161021112120.GC16630@leverpostej>

On 10/21/2016 07:21 PM, Mark Rutland wrote:
> On Fri, Oct 21, 2016 at 12:14:01PM +0100, Mark Rutland wrote:
>> On Thu, Oct 20, 2016 at 05:58:17PM +0100, Mark Rutland wrote:
>>> On Thu, Sep 29, 2016 at 02:17:13AM +0800, fu.wei at linaro.org wrote:
>>>> +	arch_timer_ppi[PHYS_NONSECURE_PPI] = acpi_gtdt_map_ppi(PHYS_NONSECURE_PPI);
>>>> +	arch_timer_ppi[VIRT_PPI] = acpi_gtdt_map_ppi(VIRT_PPI);
>>>> +	arch_timer_ppi[HYP_PPI] = acpi_gtdt_map_ppi(HYP_PPI);
>>>> +	/* Always-on capability */
>>>> +	arch_timer_c3stop = acpi_gtdt_c3stop();
>>>
>>> ... I think we should check the flag on the relevant interrupt, though
>>> that's worth clarifying.
>>
>> I see I misread the spec; this is part of the common flags.
>>
>> Please ignore this point; sorry for the noise.
>
> Actually, I misread the spec this time around; the flag *can* differ per
> interrupt for the sysreg/cp15 timer, but not for the MMIO timers where
> the flag is in a common field.
>
> So please *do* consider the above.

Sorry, misread the email as well...

Check the spec again and it's per interrupt flag.

Thanks
Hanjun

  parent reply	other threads:[~2016-11-11 13:55 UTC|newest]

Thread overview: 115+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-28 18:17 [PATCH v14 0/9] acpi, clocksource: add GTDT driver and GTDT support in arm_arch_timer fu.wei
2016-09-28 18:17 ` fu.wei at linaro.org
2016-09-28 18:17 ` [PATCH v14 1/9] clocksource/drivers/arm_arch_timer: Move enums and defines to header file fu.wei
2016-09-28 18:17   ` fu.wei at linaro.org
2016-09-28 18:17   ` fu.wei
     [not found]   ` <1475086637-1914-2-git-send-email-fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-10-20 14:45     ` Mark Rutland
2016-10-20 14:45       ` Mark Rutland
2016-10-20 14:45       ` Mark Rutland
2016-10-26  8:31       ` Fu Wei
2016-10-26  8:31         ` Fu Wei
2016-10-26  8:31         ` Fu Wei
2016-10-26 10:51         ` Mark Rutland
2016-10-26 10:51           ` Mark Rutland
2016-10-26 10:51           ` Mark Rutland
2016-10-26 10:54           ` Fu Wei
2016-10-26 10:54             ` Fu Wei
2016-10-26 10:54             ` Fu Wei
2016-09-28 18:17 ` [PATCH v14 3/9] clocksource/drivers/arm_arch_timer: Improve printk relevant code fu.wei
2016-09-28 18:17   ` fu.wei at linaro.org
2016-10-20 15:32   ` Mark Rutland
2016-10-20 15:32     ` Mark Rutland
2016-10-26  8:28     ` Fu Wei
2016-10-26  8:28       ` Fu Wei
2016-10-26  8:28       ` Fu Wei
     [not found] ` <1475086637-1914-1-git-send-email-fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-09-28 18:17   ` [PATCH v14 2/9] clocksource/drivers/arm_arch_timer: Add a new enum for spi type fu.wei-QSEj5FYQhm4dnm+yROfE0A
2016-09-28 18:17     ` fu.wei at linaro.org
2016-09-28 18:17     ` fu.wei
     [not found]     ` <1475086637-1914-3-git-send-email-fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-10-20 15:09       ` Mark Rutland
2016-10-20 15:09         ` Mark Rutland
2016-10-20 15:09         ` Mark Rutland
2016-10-26  8:26         ` Fu Wei
2016-10-26  8:26           ` Fu Wei
2016-10-26  8:26           ` Fu Wei
2016-09-28 18:17   ` [PATCH v14 4/9] acpi/arm64: Add GTDT table parse driver fu.wei-QSEj5FYQhm4dnm+yROfE0A
2016-09-28 18:17     ` fu.wei at linaro.org
2016-09-28 18:17     ` fu.wei
     [not found]     ` <1475086637-1914-5-git-send-email-fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-10-20 16:37       ` Mark Rutland
2016-10-20 16:37         ` Mark Rutland
2016-10-20 16:37         ` Mark Rutland
2016-10-26 11:10         ` Fu Wei
2016-10-26 11:10           ` Fu Wei
2016-10-26 11:10           ` Fu Wei
2016-10-26 12:11           ` Marc Zyngier
2016-10-26 12:11             ` Marc Zyngier
2016-10-26 12:11             ` Marc Zyngier
2016-10-26 13:41             ` Fu Wei
2016-10-26 13:41               ` Fu Wei
2016-10-26 13:41               ` Fu Wei
2016-11-11 13:43           ` Hanjun Guo
2016-11-11 13:43             ` Hanjun Guo
2016-11-11 13:43             ` Hanjun Guo
2016-11-11 13:46         ` Hanjun Guo
2016-11-11 13:46           ` Hanjun Guo
2016-11-11 13:58           ` Hanjun Guo
2016-11-11 13:58             ` Hanjun Guo
2016-11-11 15:32           ` Mark Rutland
2016-11-11 15:32             ` Mark Rutland
2016-09-28 18:17   ` [PATCH v14 6/9] acpi/arm64: Add memory-mapped timer support in GTDT driver fu.wei-QSEj5FYQhm4dnm+yROfE0A
2016-09-28 18:17     ` fu.wei at linaro.org
2016-09-28 18:17     ` fu.wei
2016-10-21 11:19     ` Mark Rutland
2016-10-21 11:19       ` Mark Rutland
2016-09-28 18:17   ` [PATCH v14 9/9] acpi/arm64: Add SBSA Generic Watchdog " fu.wei-QSEj5FYQhm4dnm+yROfE0A
2016-09-28 18:17     ` fu.wei at linaro.org
2016-09-28 18:17     ` fu.wei
2016-10-20 14:31   ` [PATCH v14 0/9] acpi, clocksource: add GTDT driver and GTDT support in arm_arch_timer Mark Rutland
2016-10-20 14:31     ` Mark Rutland
2016-10-20 14:31     ` Mark Rutland
2016-10-20 14:57     ` Lorenzo Pieralisi
2016-10-20 14:57       ` Lorenzo Pieralisi
2016-10-20 15:17       ` Mark Rutland
2016-10-20 15:17         ` Mark Rutland
2016-10-20 15:17         ` Mark Rutland
2016-10-26  8:24         ` Fu Wei
2016-10-26  8:24           ` Fu Wei
2016-10-26  8:24           ` Fu Wei
2016-09-28 18:17 ` [PATCH v14 5/9] clocksource/drivers/arm_arch_timer: Simplify ACPI support code fu.wei
2016-09-28 18:17   ` fu.wei at linaro.org
     [not found]   ` <1475086637-1914-6-git-send-email-fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-10-20 16:58     ` Mark Rutland
2016-10-20 16:58       ` Mark Rutland
2016-10-20 16:58       ` Mark Rutland
2016-10-21 11:14       ` Mark Rutland
2016-10-21 11:14         ` Mark Rutland
2016-10-21 11:14         ` Mark Rutland
2016-10-21 11:21         ` Mark Rutland
2016-10-21 11:21           ` Mark Rutland
2016-10-26  8:54           ` Fu Wei
2016-10-26  8:54             ` Fu Wei
2016-10-26  8:54             ` Fu Wei
2016-11-11 13:55           ` Hanjun Guo [this message]
2016-11-11 13:55             ` Hanjun Guo
2016-11-11 13:55             ` Hanjun Guo
2016-09-28 18:17 ` [PATCH v14 7/9] clocksource/drivers/arm_arch_timer: Refactor the timer init code to prepare for GTDT fu.wei
2016-09-28 18:17   ` fu.wei at linaro.org
     [not found]   ` <1475086637-1914-8-git-send-email-fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-10-21 11:32     ` Mark Rutland
2016-10-21 11:32       ` Mark Rutland
2016-10-21 11:32       ` Mark Rutland
2016-10-26 15:24       ` Fu Wei
2016-10-26 15:24         ` Fu Wei
2016-10-26 15:24         ` Fu Wei
2016-10-26 15:46         ` Mark Rutland
2016-10-26 15:46           ` Mark Rutland
2016-10-26 15:46           ` Mark Rutland
2016-10-26 16:07           ` Fu Wei
2016-10-26 16:07             ` Fu Wei
2016-10-26 16:07             ` Fu Wei
2016-09-28 18:17 ` [PATCH v14 8/9] clocksource/drivers/arm_arch_timer: Add GTDT support for memory-mapped timer fu.wei
2016-09-28 18:17   ` fu.wei at linaro.org
2016-09-28 18:17   ` fu.wei
2016-09-30  0:40 ` [PATCH v14 0/9] acpi, clocksource: add GTDT driver and GTDT support in arm_arch_timer Xiongfeng Wang
2016-09-30  0:40   ` Xiongfeng Wang
2016-09-30  0:40   ` Xiongfeng Wang
2016-10-05 17:26   ` Fu Wei
2016-10-05 17:26     ` Fu Wei
2016-10-05 17:26     ` Fu Wei

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