Re: [PATCH 1/2] OMAP3: PM: Add function omap_device_find_pdev to omap_device layer

[Kevin Hilman <khilman@deeprootsystems.com>]

Ranjith Lohithakshan <ranjithl@ti.com> writes:

> This patch adds a function, omap_device_find_pdev, which will get the
> omap_device associated with the platform_device provided. This is currently
> required by the SRF layer for setting max_dev_wakeup_lat and getting
> dev_context_loss_count.
>
> Signed-off-by: Ranjith Lohithakshan <ranjithl@ti.com>

Thanks, appying this to PM branch for now to get SRF working again but
Paul will review/comment/merge into his omap_device branch for
upstream.

Kevin


> ---
>  arch/arm/plat-omap/include/mach/omap_device.h |    2 +-
>  arch/arm/plat-omap/omap_device.c              |   22 ++++++++++++++++++++++
>  2 files changed, 23 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/plat-omap/include/mach/omap_device.h b/arch/arm/plat-omap/include/mach/omap_device.h
> index bd0e136..5874af2 100644
> --- a/arch/arm/plat-omap/include/mach/omap_device.h
> +++ b/arch/arm/plat-omap/include/mach/omap_device.h
> @@ -136,6 +136,6 @@ struct omap_device_pm_latency {
>  	int (*activate_func)(struct omap_device *od);
>  };
>  
> -
> +struct omap_device *omap_device_find_pdev(struct platform_device *pdev);
>  #endif
>  
> diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c
> index 2c409fc..b947faf 100644
> --- a/arch/arm/plat-omap/omap_device.c
> +++ b/arch/arm/plat-omap/omap_device.c
> @@ -685,3 +685,25 @@ int omap_device_enable_clocks(struct omap_device *od)
>  	/* XXX pass along return value here? */
>  	return 0;
>  }
> +
> +/**
> + * omap_device_find_pdev - look up an OMAP module by platform_device
> + * @pdev: platform_device to find
> + *
> + * Finds a registered OMAP module by the platform_device associated
> + * with it in the omap_device structure. Returns a pointer to the
> + * struct omap_device if found, or NULL otherwise.
> + */
> +
> +struct omap_device *omap_device_find_pdev(struct platform_device *pdev)
> +{
> +	struct omap_device *od;
> +
> +	if (!pdev)
> +		return NULL;
> +
> +	od = _find_by_pdev(pdev);
> +
> +	return od;
> +}
> +
> -- 
> 1.6.2.4
>
> --
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