Re: [PATCH] hook ACPI _PSx method to IDE power on/off

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On Thursday 02 August 2007, Shaohua Li wrote:
> ACPI spec defines the sequence of IDE power on/off:
> Powering down:
> 	Call _GTM.
> 	Power down drive (calls _PS3 method and turns off power planes).
> Powering up:
> 	Power up drive (calls _PS0 method if present and turns on power planes).
> 	Call _STM passing info from _GTM (possibly modified), with ID data from
> 	each drive.
> 	Initialize the channel.
> 	May modify the results of _GTF.
> 	For each drive:
> 		Call _GTF.
> 		Execute task file (possibly modified).
> This patch adds the missed _PS0/_PS3 methods call.
> 
> Signed-off-by: Shaohua Li <shaohua.li@xxxxxxxxx>

applied, thanks

Len, are you OK with the ACPI part of the patch (below)?

> Index: linux/drivers/acpi/bus.c
> ===================================================================
> --- linux.orig/drivers/acpi/bus.c	2007-08-02 13:35:06.000000000 +0800
> +++ linux/drivers/acpi/bus.c	2007-08-02 13:56:56.000000000 +0800
> @@ -262,10 +262,12 @@ int acpi_bus_set_power(acpi_handle handl
>  		printk(KERN_WARNING PREFIX
>  			      "Transitioning device [%s] to D%d\n",
>  			      device->pnp.bus_id, state);
> -	else
> +	else {
> +		device->power.state = state;
>  		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
>  				  "Device [%s] transitioned to D%d\n",
>  				  device->pnp.bus_id, state));
> +	}
>  
>  	return result;
>  }
-
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