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From: Thomas Gleixner <tglx@linutronix.de>
To: Santosh <santosh.shilimkar@ti.com>
Cc: Kevin Hilman <khilman@ti.com>,
	linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux@arm.linux.org.uk, rnayak@ti.com
Subject: Re: [PATCH 13/25] OMAP4: PM: Add WakeupGen module as OMAP gic_arch_extn
Date: Fri, 9 Sep 2011 10:18:47 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LFD.2.02.1109091017300.2723@ionos> (raw)
In-Reply-To: <4E69C957.5070708@ti.com>

On Fri, 9 Sep 2011, Santosh wrote:
> On Friday 09 September 2011 12:49 PM, Thomas Gleixner wrote:
> > 
> > The flag says: MASK ON SUSPEND and it does not imply that you don't
> > need a wake function. There might be cases where you want to setup
> > stuff in that function in order to have the wakeup happen on that
> > interrupt line despite of the mask on suspend.
> > 
> I see your point.
> 
> > We either need a separate flag or a global dummy set_wake function in
> > the core to avoid empty copies all over the place.
> > 
> A flag is probably better since you mentioned that on some arch, there
> might be need to have actual set_wake() handler. Or if the global
> dummy can be over-ridden by platform, that's fine too.

Global dummy would mean:

int irq_set_wake_dummy(...)
{
	return 0;
}

And you just add it to your chip, but either way I don't care whether
it's a dummy function or a flag.

Thanks,

	tglx

WARNING: multiple messages have this Message-ID (diff)
From: tglx@linutronix.de (Thomas Gleixner)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 13/25] OMAP4: PM: Add WakeupGen module as OMAP gic_arch_extn
Date: Fri, 9 Sep 2011 10:18:47 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LFD.2.02.1109091017300.2723@ionos> (raw)
In-Reply-To: <4E69C957.5070708@ti.com>

On Fri, 9 Sep 2011, Santosh wrote:
> On Friday 09 September 2011 12:49 PM, Thomas Gleixner wrote:
> > 
> > The flag says: MASK ON SUSPEND and it does not imply that you don't
> > need a wake function. There might be cases where you want to setup
> > stuff in that function in order to have the wakeup happen on that
> > interrupt line despite of the mask on suspend.
> > 
> I see your point.
> 
> > We either need a separate flag or a global dummy set_wake function in
> > the core to avoid empty copies all over the place.
> > 
> A flag is probably better since you mentioned that on some arch, there
> might be need to have actual set_wake() handler. Or if the global
> dummy can be over-ridden by platform, that's fine too.

Global dummy would mean:

int irq_set_wake_dummy(...)
{
	return 0;
}

And you just add it to your chip, but either way I don't care whether
it's a dummy function or a flag.

Thanks,

	tglx

  reply	other threads:[~2011-09-09  8:18 UTC|newest]

Thread overview: 238+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-04 13:54 [PATCH 00/25] OMAP4: PM: suspend, CPU-hotplug and CPUilde support Santosh Shilimkar
2011-09-04 13:54 ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 01/25] ARM: mm: Add strongly ordered descriptor support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-13 20:23   ` Tony Lindgren
2011-09-13 20:23     ` Tony Lindgren
2011-09-14  5:36     ` Shilimkar, Santosh
2011-09-14  5:36       ` Shilimkar, Santosh
2011-09-04 13:54 ` [PATCH 02/25] OMAP4: Redefine mandatory barriers for OMAP to include interconnect barriers Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-13 20:27   ` Tony Lindgren
2011-09-13 20:27     ` Tony Lindgren
2011-09-14  5:39     ` Shilimkar, Santosh
2011-09-14  5:39       ` Shilimkar, Santosh
2011-09-14 10:24     ` Santosh
2011-09-14 10:24       ` Santosh
2011-09-15 17:17       ` Kevin Hilman
2011-09-15 17:17         ` Kevin Hilman
2011-09-15 17:24         ` Shilimkar, Santosh
2011-09-15 17:24           ` Shilimkar, Santosh
2011-09-15 17:53           ` Tony Lindgren
2011-09-15 17:53             ` Tony Lindgren
2011-09-15 18:22             ` Shilimkar, Santosh
2011-09-15 18:22               ` Shilimkar, Santosh
2011-09-15 19:43               ` Tony Lindgren
2011-09-15 19:43                 ` Tony Lindgren
2011-09-15 20:00                 ` Shilimkar, Santosh
2011-09-15 20:00                   ` Shilimkar, Santosh
2011-09-16 12:01                   ` Shilimkar, Santosh
2011-09-16 12:01                     ` Shilimkar, Santosh
2011-09-04 13:54 ` [PATCH 03/25] OMAP4: PM: Use custom omap_do_wfi() for suspend and default idle Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 04/25] OMAP4: Remove un-used do_wfi() macro Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 05/25] OMAP4: Use WARN_ON() instead of BUG_ON() with graceful exit Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-05 10:11   ` Sergei Shtylyov
2011-09-05 10:11     ` Sergei Shtylyov
2011-09-05 10:42     ` Santosh
2011-09-05 10:42       ` Santosh
2011-09-05 10:47       ` Russell King - ARM Linux
2011-09-05 10:47         ` Russell King - ARM Linux
2011-09-05 10:51         ` Santosh
2011-09-05 10:51           ` Santosh
2011-09-08 18:51           ` Jean Pihet
2011-09-08 18:51             ` Jean Pihet
2011-09-04 13:54 ` [PATCH 06/25] OMAP4: Export omap4_get_base*() rather than global address pointers Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 07/25] OMAP4: PM: Add SAR RAM support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 08/25] OMAP4: PM: Keep static dep between MPUSS-EMIF and MPUSS-L3 and DUCATI-L3 Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-08 18:06   ` Kevin Hilman
2011-09-08 18:06     ` Kevin Hilman
2011-09-09  4:21     ` Santosh
2011-09-09  4:21       ` Santosh
2011-09-04 13:54 ` [PATCH 09/25] OMAP4: PM: Avoid omap4_pm_init() on OMAP4430 ES1.0 Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 10/25] OMAP4: PM: Initialise all the clockdomains to supported states Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 11/25] OMAP: Add Secure HAL and monitor mode API infrastructure Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-08 18:58   ` Jean Pihet
2011-09-08 18:58     ` Jean Pihet
2011-09-09  4:22     ` Santosh
2011-09-09  4:22       ` Santosh
2011-09-04 13:54 ` [PATCH 12/25] OMAP: Add support to allocate the memory for secure RAM Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-08 19:19   ` Jean Pihet
2011-09-08 19:19     ` Jean Pihet
2011-09-09  9:43     ` Santosh
2011-09-09  9:43       ` Santosh
2011-09-09 12:54       ` Jean Pihet
2011-09-09 12:54         ` Jean Pihet
2011-09-09 14:09         ` Shilimkar, Santosh
2011-09-09 14:09           ` Shilimkar, Santosh
2011-09-04 13:54 ` [PATCH 13/25] OMAP4: PM: Add WakeupGen module as OMAP gic_arch_extn Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-08 18:27   ` Kevin Hilman
2011-09-08 18:27     ` Kevin Hilman
2011-09-09  4:29     ` Santosh
2011-09-09  4:29       ` Santosh
2011-09-09  7:19       ` Thomas Gleixner
2011-09-09  7:19         ` Thomas Gleixner
2011-09-09  8:07         ` Santosh
2011-09-09  8:07           ` Santosh
2011-09-09  8:18           ` Thomas Gleixner [this message]
2011-09-09  8:18             ` Thomas Gleixner
2011-09-09  9:05             ` Santosh
2011-09-09  9:05               ` Santosh
2011-09-12  7:56               ` Thomas Gleixner
2011-09-12  7:56                 ` Thomas Gleixner
2011-09-12  8:44                 ` Santosh
2011-09-12  8:44                   ` Santosh
2011-09-08 19:16   ` Jean Pihet
2011-09-08 19:16     ` Jean Pihet
2011-09-09  4:23     ` Santosh
2011-09-09  4:23       ` Santosh
2011-09-13 20:36   ` Tony Lindgren
2011-09-13 20:36     ` Tony Lindgren
2011-09-14  5:34     ` Shilimkar, Santosh
2011-09-14  5:34       ` Shilimkar, Santosh
2011-09-14 15:21       ` Tony Lindgren
2011-09-14 15:21         ` Tony Lindgren
2011-09-14 16:49         ` Santosh
2011-09-14 16:49           ` Santosh
2011-09-14 17:08           ` Tony Lindgren
2011-09-14 17:08             ` Tony Lindgren
2011-09-14 17:13             ` Santosh
2011-09-14 17:13               ` Santosh
2011-09-14 17:18               ` Tony Lindgren
2011-09-14 17:18                 ` Tony Lindgren
2011-09-14 17:21                 ` Santosh
2011-09-14 17:21                   ` Santosh
2011-09-14 17:22                 ` Santosh
2011-09-14 17:22                   ` Santosh
2011-09-14 19:04                   ` Tony Lindgren
2011-09-14 19:04                     ` Tony Lindgren
2011-09-15  2:57                     ` Santosh
2011-09-15  2:57                       ` Santosh
2011-09-15  9:36                   ` Cousson, Benoit
2011-09-15  9:36                     ` Cousson, Benoit
2011-09-15 12:02                     ` Shilimkar, Santosh
2011-09-15 12:02                       ` Shilimkar, Santosh
2011-09-15 13:29                       ` Woodruff, Richard
2011-09-15 13:29                         ` Woodruff, Richard
2011-09-04 13:54 ` [PATCH 14/25] OMAP4: PM: Add CPUX OFF mode support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-08 19:39   ` Jean Pihet
2011-09-08 19:39     ` Jean Pihet
2011-09-09  9:59     ` Santosh
2011-09-09  9:59       ` Santosh
2011-09-09  8:04   ` Shawn Guo
2011-09-09  8:04     ` Shawn Guo
2011-09-09  8:09     ` Santosh
2011-09-09  8:09       ` Santosh
2011-09-09 14:13       ` Shawn Guo
2011-09-09 14:13         ` Shawn Guo
2011-09-09 14:11         ` Shilimkar, Santosh
2011-09-09 14:11           ` Shilimkar, Santosh
2011-09-09 15:27           ` Shawn Guo
2011-09-09 15:27             ` Shawn Guo
2011-09-09 16:59             ` Santosh
2011-09-09 16:59               ` Santosh
2011-09-09 18:34               ` Kevin Hilman
2011-09-09 18:34                 ` Kevin Hilman
2011-09-10  3:39                 ` Shilimkar, Santosh
2011-09-10  3:39                   ` Shilimkar, Santosh
2011-09-09 23:34               ` Shawn Guo
2011-09-09 23:34                 ` Shawn Guo
2011-09-10  3:38                 ` Shilimkar, Santosh
2011-09-10  3:38                   ` Shilimkar, Santosh
2011-09-10  4:54                   ` Shawn Guo
2011-09-10  4:54                     ` Shawn Guo
2011-09-10  5:51                     ` Santosh
2011-09-10  5:51                       ` Santosh
2011-09-12 21:06   ` Kevin Hilman
2011-09-12 21:06     ` Kevin Hilman
2011-09-13  5:39     ` Santosh
2011-09-13  5:39       ` Santosh
2011-09-13 17:33       ` Kevin Hilman
2011-09-13 17:33         ` Kevin Hilman
2011-09-14  5:26         ` Shilimkar, Santosh
2011-09-14  5:26           ` Shilimkar, Santosh
2011-09-04 13:54 ` [PATCH 15/25] OMAP4: Remove __INIT from omap_secondary_startup() to re-use it for hotplug Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 16/25] OMAP4: PM: Program CPU1 to hit OFF when off-lined Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-12 21:12   ` Kevin Hilman
2011-09-12 21:12     ` Kevin Hilman
2011-09-13  5:35     ` Santosh
2011-09-13  5:35       ` Santosh
2011-09-04 13:54 ` [PATCH 17/25] OMAP4: PM: CPU1 wakeup workaround from Low power modes Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 18/25] OMAP4: suspend: Add MPUSS power domain RETENTION support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-15  0:27   ` Kevin Hilman
2011-09-15  0:27     ` Kevin Hilman
2011-09-15  3:19     ` Santosh
2011-09-15  3:19       ` Santosh
2011-09-04 13:54 ` [PATCH 19/25] OMAP4: PM: Add WakeupGen and secure GIC low power support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-04 13:54 ` [PATCH 20/25] OMAP4: PM: Add L2X0 cache lowpower support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-05 14:01   ` Lorenzo Pieralisi
2011-09-05 14:01     ` Lorenzo Pieralisi
2011-09-05 14:13     ` Santosh
2011-09-05 14:13       ` Santosh
2011-09-16 17:23   ` Kevin Hilman
2011-09-16 17:23     ` Kevin Hilman
2011-09-18  8:46     ` Santosh
2011-09-18  8:46       ` Santosh
2011-09-04 13:54 ` [PATCH 21/25] OMAP4: PM: Add MPUSS power domain OSWR support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-12 18:52   ` Kevin Hilman
2011-09-12 18:52     ` Kevin Hilman
2011-09-13  5:37     ` Santosh
2011-09-13  5:37       ` Santosh
2011-09-13  7:39       ` Jean Pihet
2011-09-13  7:39         ` Jean Pihet
2011-09-13  8:25         ` Santosh
2011-09-13  8:25           ` Santosh
2011-09-04 13:54 ` [PATCH 22/25] OMAP4: PM: Add power domain statistics support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-05 10:08   ` Sergei Shtylyov
2011-09-05 10:08     ` Sergei Shtylyov
2011-09-05 10:43     ` Santosh
2011-09-05 10:43       ` Santosh
2011-09-04 13:54 ` [PATCH 23/25] OMAP4: PM: Add CPUidle support Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-16 17:45   ` Kevin Hilman
2011-09-16 17:45     ` Kevin Hilman
2011-09-18  8:47     ` Santosh
2011-09-18  8:47       ` Santosh
2011-09-04 13:54 ` [PATCH 24/25] OMAP4: cpuidle: Switch to gptimer from twd in deeper C-states Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-16 17:51   ` Kevin Hilman
2011-09-16 17:51     ` Kevin Hilman
2011-09-18  8:48     ` Santosh
2011-09-18  8:48       ` Santosh
2011-09-04 13:54 ` [PATCH 25/25] OMAP3: CPUidle: Make use of CPU PM notifiers Santosh Shilimkar
2011-09-04 13:54   ` Santosh Shilimkar
2011-09-08 17:57   ` Kevin Hilman
2011-09-08 17:57     ` Kevin Hilman
2011-09-09  4:20     ` Santosh
2011-09-09  4:20       ` Santosh
2011-09-09  7:17     ` Santosh
2011-09-09  7:17       ` Santosh
2011-09-08 20:15 ` [PATCH 00/25] OMAP4: PM: suspend, CPU-hotplug and CPUilde support Jean Pihet
2011-09-08 20:15   ` Jean Pihet
2011-09-09  4:25   ` Santosh
2011-09-09  4:25     ` Santosh
2011-09-20 11:24 ` Vishwanath Sripathy
2011-09-20 11:24   ` Vishwanath Sripathy
2011-09-20 11:37   ` Santosh
2011-09-20 11:37     ` Santosh
2011-09-20 11:57 ` Santosh
2011-09-20 11:57   ` Santosh

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