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From: khilman@ti•com (Kevin Hilman)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v6 1/9] cpuidle: Add common time keeping and irq enabling
Date: Wed, 29 Feb 2012 10:43:34 -0800	[thread overview]
Message-ID: <87obsheazt.fsf@ti.com> (raw)
In-Reply-To: <1330485109-7327-2-git-send-email-rob.lee@linaro.org> (Robert Lee's message of "Tue, 28 Feb 2012 21:11:41 -0600")

Robert Lee <rob.lee@linaro•org> writes:

> Make necessary changes to implement time keeping and irq enabling
> in the core cpuidle code.  This will allow the removal of these
> functionalities from various platform cpuidle implementations whose
> timekeeping and irq enabling follows the form in this common code.
>
> Signed-off-by: Robert Lee <rob.lee@linaro•org>
> ---
>  arch/arm/include/asm/cpuidle.h |   14 ++++++
>  drivers/cpuidle/cpuidle.c      |   90 ++++++++++++++++++++++++++++++++--------
>  include/linux/cpuidle.h        |   13 ++++++
>  3 files changed, 99 insertions(+), 18 deletions(-)
>  create mode 100644 arch/arm/include/asm/cpuidle.h
>
> diff --git a/arch/arm/include/asm/cpuidle.h b/arch/arm/include/asm/cpuidle.h
> new file mode 100644
> index 0000000..1d2075b
> --- /dev/null
> +++ b/arch/arm/include/asm/cpuidle.h
> @@ -0,0 +1,14 @@
> +#ifndef __ASM_ARM_CPUIDLE_H
> +#define __ASM_ARM_CPUIDLE_H
> +
> +/* Common ARM WFI state */
> +#define CPUIDLE_ARM_WFI_STATE {\
> +	.enter                  = cpuidle_simple_enter,\
> +	.exit_latency           = 1,\
> +	.target_residency       = 1,\
> +	.flags                  = CPUIDLE_FLAG_TIME_VALID,\
> +	.name                   = "WFI",\
> +	.desc                   = "ARM core clock gating (WFI)",\
> +}

nit: just name this ARM WFI.  Clock gating is platform specific, and
"core" has platform-specific meanings, so in order to keep this truly
generic, I think hat ARM WFI is the best name.

Kevin

  parent reply	other threads:[~2012-02-29 18:43 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-29  3:11 [PATCH v6 0/9] Consolidate cpuidle functionality Robert Lee
2012-02-29  3:11 ` [PATCH v6 1/9] cpuidle: Add common time keeping and irq enabling Robert Lee
2012-02-29  8:30   ` Jean Pihet
2012-02-29 13:30     ` Rob Lee
2012-02-29 11:13   ` Deepthi Dharwar
2012-02-29 13:33     ` Rob Lee
2012-02-29 18:43   ` Kevin Hilman [this message]
2012-02-29 21:17     ` Rob Lee
2012-02-29  3:11 ` [PATCH v6 2/9] ARM: at91: Consolidate time keeping and irq enable Robert Lee
2012-02-29  3:11 ` [PATCH v6 3/9] ARM: exynos: " Robert Lee
2012-02-29  6:41   ` Amit Kachhap
2012-02-29  3:11 ` [PATCH v6 4/9] ARM: kirkwood: " Robert Lee
2012-02-29  3:11 ` [PATCH v6 5/9] ARM: davinci: " Robert Lee
2012-02-29  8:36   ` Jean Pihet
2012-02-29 13:36     ` Rob Lee
2012-02-29  3:11 ` [PATCH v6 6/9] ARM: omap: Consolidate OMAP3 " Robert Lee
2012-02-29  3:11 ` [PATCH v6 7/9] ARM: omap: Consolidate OMAP4 " Robert Lee
2012-02-29  3:11 ` [PATCH v6 8/9] ARM: shmobile: Consolidate " Robert Lee
2012-02-29  3:11 ` [PATCH v6 9/9] SH: " Robert Lee
2012-02-29  9:40 ` [PATCH v6 0/9] Consolidate cpuidle functionality Jean Pihet

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