From: rnayak@ti.com (Rajendra Nayak)
Date: Wed, 20 Jun 2012 15:59:21 +0530
Subject: [PATCH 03/10] ARM: OMAP2+: PM QoS: manage the per-device latency
 constraints in hwmod
In-Reply-To: <1339686361-11526-4-git-send-email-j-pihet@ti.com>
References: <1339686361-11526-1-git-send-email-j-pihet@ti.com>
 <1339686361-11526-4-git-send-email-j-pihet@ti.com>
Message-ID: <4FE1A601.9000802@ti.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Thursday 14 June 2012 08:35 PM, Jean Pihet wrote:
> Call the per-device PM QoS functions of the power domain code from the
> hwmod layer, in order to apply the constraints requested to a device.
>
> While at it, correct the functions kerneldoc.

Shouldn't this patch be just merged with PATCH 02/10?

>
> Signed-off-by: Jean Pihet<j-pihet@ti.com>
> ---
>   arch/arm/mach-omap2/omap_hwmod.c |   22 ++++++----------------
>   1 files changed, 6 insertions(+), 16 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
> index cc173d9..4f43e0c 100644
> --- a/arch/arm/mach-omap2/omap_hwmod.c
> +++ b/arch/arm/mach-omap2/omap_hwmod.c
> @@ -3302,15 +3302,13 @@ ohsps_unlock:
>   }
>
>   /**
> - * omap_hwmod_set_wakeuplat_constraint - set/release a wake-up latency
> + * omap_hwmod_set_wakeuplat_constraint - Set or update a wake-up latency
>    * constraint
>    * @oh: struct omap_hwmod* to which the target device belongs to.
>    * @cookie: identifier of the constraints list for @oh.
>    * @min_latency: the minimum allowed wake-up latency for @oh.
>    *
> - * Sets a wakeup latency contraint.  (To remove a wakeup latency
> - * constraint, call omap_hwmod_remove_wakeuplat_constraint()).
> - * Returns the return value from pwrdm_wakeuplat_remove_constraint(),
> + * Returns the return value from pwrdm_wakeuplat_update_constraint(),
>    * or -EINVAL in case of invalid parameters.
>    */
>   int omap_hwmod_set_wakeuplat_constraint(struct omap_hwmod *oh, void *cookie,
> @@ -3321,21 +3319,17 @@ int omap_hwmod_set_wakeuplat_constraint(struct omap_hwmod *oh, void *cookie,
>   	if (!pwrdm)
>   		return -EINVAL;
>
> -	/*
> -	 * XXX Update to use pwrdm_wakeuplat_update_constraint() when
> -	 * that code is ready
> -	 */
> -	return -EINVAL;
> +	return pwrdm_wakeuplat_update_constraint(pwrdm, cookie, min_latency);
>   }
>
>   /**
> - * omap_hwmod_remove_wakeuplat_constraint - release a wake-up latency
> + * omap_hwmod_remove_wakeuplat_constraint - Release a wake-up latency
>    * constraint
>    * @oh: struct omap_hwmod* to which the target device belongs to.
>    * @cookie: identifier of the constraints list for @oh.
>    *
>    * Removes a wakeup latency contraint.  Returns the return value from
> - * pwrdm_wakeuplat_update_constraint(), or -EINVAL in case of invalid
> + * pwrdm_wakeuplat_remove_constraint(), or -EINVAL in case of invalid
>    * parameters.
>    */
>   int omap_hwmod_remove_wakeuplat_constraint(struct omap_hwmod *oh, void *cookie)
> @@ -3345,11 +3339,7 @@ int omap_hwmod_remove_wakeuplat_constraint(struct omap_hwmod *oh, void *cookie)
>   	if (!pwrdm)
>   		return -EINVAL;
>
> -	/*
> -	 * XXX Update to use pwrdm_wakeuplat_remove_constraint() when
> -	 * that code is ready
> -	 */
> -	return -EINVAL;
> +	return pwrdm_wakeuplat_remove_constraint(pwrdm, cookie);
>   }
>
>   /**