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Date:	Tue, 30 Sep 2014 15:52:16 +0000
From:	"Moore, Robert" <robert.moore@...el.com>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Zhang, Rui" <rui.zhang@...el.com>,
	Linux PM list <linux-pm@...r.kernel.org>
Subject: RE: [PATCH 4/5] ACPICA: Introduce acpi_enable_all_wakeup_gpes()

If you need it, sure.
Let me know when there is an ACPICA version


> -----Original Message-----
> From: Rafael J. Wysocki [mailto:rjw@...ysocki.net]
> Sent: Monday, September 29, 2014 5:26 PM
> To: ACPI Devel Maling List; Moore, Robert
> Cc: Linux Kernel Mailing List; Zhang, Rui; Linux PM list
> Subject: [PATCH 4/5] ACPICA: Introduce acpi_enable_all_wakeup_gpes()
> 
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Add a routine for host OSes to enable all wakeup GPEs and disable all of
> the non-wakeup ones at the same time.
> 
> It will be used for the handling of GPE wakeup from suspend-to-idle in
> Linux.
> 
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> ---
> 
> Bob, please let me know if I can fast-track this one.
> 
> ---
>  drivers/acpi/acpica/evxfgpe.c |   32 ++++++++++++++++++++++++++++++++
>  include/acpi/acpixf.h         |    1 +
>  2 files changed, 33 insertions(+)
> 
> Index: linux-pm/drivers/acpi/acpica/evxfgpe.c
> ===================================================================
> --- linux-pm.orig/drivers/acpi/acpica/evxfgpe.c
> +++ linux-pm/drivers/acpi/acpica/evxfgpe.c
> @@ -596,6 +596,38 @@ acpi_status acpi_enable_all_runtime_gpes
> 
>  ACPI_EXPORT_SYMBOL(acpi_enable_all_runtime_gpes)
> 
> +/**********************************************************************
> +********
> + *
> + * FUNCTION:    acpi_enable_all_wakeup_gpes
> + *
> + * PARAMETERS:  None
> + *
> + * RETURN:      Status
> + *
> + * DESCRIPTION: Enable all "wakeup" GPEs and disable all of the other
> GPEs, in
> + *              all GPE blocks.
> + *
> +
> +***********************************************************************
> +*******/
> +
> +acpi_status acpi_enable_all_wakeup_gpes(void) {
> +	acpi_status status;
> +
> +	ACPI_FUNCTION_TRACE(acpi_enable_all_wakeup_gpes);
> +
> +	status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
> +	if (ACPI_FAILURE(status)) {
> +		return_ACPI_STATUS(status);
> +	}
> +
> +	status = acpi_hw_enable_all_wakeup_gpes();
> +	(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
> +
> +	return_ACPI_STATUS(status);
> +}
> +
> +ACPI_EXPORT_SYMBOL(acpi_enable_all_wakeup_gpes)
> +
> 
> /*************************************************************************
> ******
>   *
>   * FUNCTION:    acpi_install_gpe_block
> Index: linux-pm/include/acpi/acpixf.h
> ===================================================================
> --- linux-pm.orig/include/acpi/acpixf.h
> +++ linux-pm/include/acpi/acpixf.h
> @@ -692,6 +692,7 @@ ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_sta
>  						     *event_status))
>  ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void))
> ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
> acpi_enable_all_runtime_gpes(void))
> +ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
> +acpi_enable_all_wakeup_gpes(void))
> 
>  ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
>  				acpi_get_gpe_device(u32 gpe_index,

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