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From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 00/16] Switch GIC users (and omap2plus) to CONFIG_MULTI_IRQ_HANDLER
Date: Tue, 27 Sep 2011 11:22:13 +0100	[thread overview]
Message-ID: <4E81A3D5.3060409@arm.com> (raw)
In-Reply-To: <20110927102039.GC17997@S2100-06.ap.freescale.net>

On 27/09/11 11:20, Shawn Guo wrote:
> On Mon, Sep 26, 2011 at 12:02:19PM +0100, Marc Zyngier wrote:
>> In order to support multiple primary interrupt controllers in the same
>> image, it is necessary to use the MULTI_IRQ_HANDLER config option.
>>
>> This patch series makes a first step in that direction by:
>> - having the GIC code to provides a global handler,
>> - make GIC users to provide this handler from their machine descriptor.
>>
>> A side effect of this is that it forces OMAP2/3 platforms to be
>> converted too in order to preserve the MULTI_OMAP feature. This leads
>> to a certain simplification of the interrupt handling for the
>> OMAP2/3/4 platforms.
>>
>> The primary IRQ handlers have been written in C, and the performance
>> degradation is hardly noticeable. Should some tests reveal a major
>> increase in latency, it is always possible to restore the ASM version.
>>
>> This series has been tested on VE (A9, A5, A15), PB11MP, Panda, IGEPv2
>> and Harmony. Patches against next-20110926 plus my PPI series.
>>
>> From v1:
>> - Add forgotten patch to make global handler and MULTI_IRQ_HANDLER
>>   mutually exclusive.
>> - Introduce handle_IPI(), which is similar to do_IP() and callable
>>   from C code.
>>
>> Marc Zyngier (16):
>>   ARM: Make global handler and CONFIG_MULTI_IRQ_HANDLER mutually
>>     exclusive
>>   ARM: smp: Add an IPI handler callable from C code
>>   ARM: GIC: Add global gic_handle_irq() function
>>   ARM: RealView: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: VExpress: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: msm: convert SMP platforms to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: GIC: Add global gic_handle_irq_offset() function
>>   ARM: exynos4: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: tegra2: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: ux500: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: shmobile: convert smp platforms to gic_handle_irq()
>>   ARM: cns3xxx: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: zynq: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: omap2/3: Add global omap2/3_intc_handle_irq() functions
>>   ARM: omap2plus: convert to CONFIG_MULTI_IRQ_HANDLER
>>   ARM: GIC: Make MULTI_IRQ_HANDLER mandatory
>>
> On imx6q:
> 
> Tested-by: Shawn Guo <shawn.guo@linaro.org>
> 

Thanks for testing.

	M.
-- 
Jazz is not dead. It just smells funny...

  reply	other threads:[~2011-09-27 10:22 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-26 11:02 [PATCH v2 00/16] Switch GIC users (and omap2plus) to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 01/16] ARM: Make global handler and CONFIG_MULTI_IRQ_HANDLER mutually exclusive Marc Zyngier
2011-09-28  1:00   ` Tony Lindgren
2011-09-26 11:02 ` [PATCH v2 02/16] ARM: smp: Add an IPI handler callable from C code Marc Zyngier
2011-09-28  1:01   ` Tony Lindgren
2011-09-26 11:02 ` [PATCH v2 03/16] ARM: GIC: Add global gic_handle_irq() function Marc Zyngier
2011-09-28  1:01   ` Tony Lindgren
2011-09-26 11:02 ` [PATCH v2 04/16] ARM: RealView: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 05/16] ARM: VExpress: " Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 06/16] ARM: msm: convert SMP platforms " Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 07/16] ARM: GIC: Add global gic_handle_irq_offset() function Marc Zyngier
2011-09-28 15:50   ` Rob Herring
2011-09-29  8:53     ` Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 08/16] ARM: exynos4: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 09/16] ARM: tegra2: " Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 10/16] ARM: ux500: " Marc Zyngier
2011-09-27 11:47   ` Linus Walleij
2011-09-27 12:33     ` Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 11/16] ARM: shmobile: convert smp platforms to gic_handle_irq() Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 12/16] ARM: cns3xxx: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 13/16] ARM: zynq: " Marc Zyngier
2011-09-26 11:02 ` [PATCH v2 14/16] ARM: omap2/3: Add global omap2/3_intc_handle_irq() functions Marc Zyngier
2011-09-28  1:02   ` Tony Lindgren
2011-09-26 11:02 ` [PATCH v2 15/16] ARM: omap2plus: convert to CONFIG_MULTI_IRQ_HANDLER Marc Zyngier
2011-09-28  1:04   ` Tony Lindgren
2011-09-26 11:02 ` [PATCH v2 16/16] ARM: GIC: Make MULTI_IRQ_HANDLER mandatory Marc Zyngier
2011-09-27  3:43   ` Shawn Guo
2011-09-27  8:32     ` Marc Zyngier
2011-09-27 10:19       ` Shawn Guo
2011-09-28  1:04   ` Tony Lindgren
2011-09-26 20:20 ` [PATCH v2 00/16] Switch GIC users (and omap2plus) to CONFIG_MULTI_IRQ_HANDLER David Brown
2011-09-27  0:15   ` David Brown
2011-09-27  8:58     ` Marc Zyngier
2011-09-27 10:20 ` Shawn Guo
2011-09-27 10:22   ` Marc Zyngier [this message]
2011-09-27 23:53 ` Tony Lindgren
2011-09-28  0:53   ` Tony Lindgren

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