From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 06/14] ARM: suspend: rejig suspend follow-on function calling convention
Date: Fri, 17 Jun 2011 08:21:25 +0100 [thread overview]
Message-ID: <20110617072125.GD32629@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <4DFAC1F8.7040503@gmail.com>
On Thu, Jun 16, 2011 at 09:54:48PM -0500, Rob Herring wrote:
> If you change:
>
> > + ldmfd sp!, {r0, pc} @ call suspend fn
>
> To:
> mov lr, pc
> ldmfd sp!, {r0, pc}
> ldmfd sp!, {r1, r6, ip}
> mov sp, r6
> ldmfd sp!, {r4-r11, pc}
>
> It will allow the suspend fn to return and abort suspend. With that, I'm
> able to use this for core powerdown in cpuidle.
Did you see my last message in the "[RFC PATCH v5] ARM hibernation /
suspend-to-disk (fwd)" thread?
next prev parent reply other threads:[~2011-06-17 7:21 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-13 17:14 [PATCH 00/14] Re-jig cpu_suspend for a saner calling convention Russell King - ARM Linux
2011-06-13 17:15 ` [PATCH 01/14] ARM: suspend: make MULTI_CPU and !MULTI_CPU resume paths the same Russell King - ARM Linux
2011-06-13 17:15 ` [PATCH 02/14] ARM: suspend: move return address (for cpu_resume) to top of stack Russell King - ARM Linux
2011-06-13 17:15 ` [PATCH 03/14] ARM: suspend: extract common code from MULTI_CPU/!MULTI_CPU paths Russell King - ARM Linux
2011-06-13 19:29 ` Nicolas Pitre
2011-06-13 20:01 ` Russell King - ARM Linux
2011-06-13 17:16 ` [PATCH 04/14] ARM: suspend: preserve r4 - r11 across a suspend Russell King - ARM Linux
2011-06-13 17:16 ` [PATCH 05/14] ARM: suspend: reallocate registers to avoid r2, r3 Russell King - ARM Linux
2011-06-13 17:16 ` [PATCH 06/14] ARM: suspend: rejig suspend follow-on function calling convention Russell King - ARM Linux
2011-06-17 2:54 ` Rob Herring
2011-06-17 7:21 ` Russell King - ARM Linux [this message]
2011-06-13 17:17 ` [PATCH 07/14] ARM: suspend: move sa1100 to use proper suspend func arg0 Russell King - ARM Linux
2011-06-13 17:17 ` [PATCH 08/14] ARM: suspend: convert cpu_suspend() to a normal function Russell King - ARM Linux
2011-06-13 17:17 ` [PATCH 09/14] ARM: suspend: plat-s3c24xx: cleanup s3c_cpu_save Russell King - ARM Linux
2011-06-13 17:18 ` [PATCH 10/14] ARM: suspend: sa1100: cleanup sa1100_cpu_suspend Russell King - ARM Linux
2011-06-13 17:18 ` [PATCH 11/14] ARM: suspend: mach-s5pv210: cleanup s3c_cpu_save Russell King - ARM Linux
2011-06-13 17:18 ` [PATCH 12/14] ARM: suspend: mach-exynos4: " Russell King - ARM Linux
2011-06-13 17:19 ` [PATCH 13/14] ARM: suspend: mach-s3c64xx: " Russell King - ARM Linux
2011-06-13 17:19 ` [PATCH 14/14] ARM: suspend: pxa: cleanup PXA suspend code Russell King - ARM Linux
2011-06-13 19:16 ` [PATCH 00/14] Re-jig cpu_suspend for a saner calling convention Nicolas Pitre
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