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Message-ID: <3ae72650706131520m3091d04et31b1db64be692385@mail.gmail.com>
Date: Thu, 14 Jun 2007 00:20:11 +0200
From: "Kay Sievers" <kay.sievers@...y.org>
To: "Rafael J. Wysocki" <rjw@...k.pl>,
"Dmitry Torokhov" <dtor@...ightbb.com>
Cc: "Andrew Morton" <akpm@...ux-foundation.org>,
"Alan Stern" <stern@...land.harvard.edu>,
"David Brownell" <david-b@...bell.net>, "Greg KH" <greg@...ah.com>,
LKML <linux-kernel@...r.kernel.org>,
"Pavel Machek" <pavel@....cz>
Subject: Re: [PATCH -mm 4/7] PM: Remove suspend and resume support from struct device_type
Dmitry, you added this recently, is this used in any code you plan to
merge soon?
Thanks,
Kay
On 6/13/07, Rafael J. Wysocki <rjw@...k.pl> wrote:
> From: Rafael J. Wysocki <rjw@...k.pl>
>
> The suspend and resume support in struct device_type (include/linux/device.h)
> is not used anywhere. It is also undocumented, so it can be removed.
>
> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
> ---
> drivers/base/power/resume.c | 5 -----
> drivers/base/power/suspend.c | 7 -------
> include/linux/device.h | 2 --
> 3 files changed, 14 deletions(-)
>
> Index: linux-2.6.22-rc4-mm2/drivers/base/power/resume.c
> ===================================================================
> --- linux-2.6.22-rc4-mm2.orig/drivers/base/power/resume.c
> +++ linux-2.6.22-rc4-mm2/drivers/base/power/resume.c
> @@ -41,11 +41,6 @@ int resume_device(struct device * dev)
> error = dev->bus->resume(dev);
> }
>
> - if (!error && dev->type && dev->type->resume) {
> - dev_dbg(dev,"resuming\n");
> - error = dev->type->resume(dev);
> - }
> -
> if (!error && dev->class && dev->class->resume) {
> dev_dbg(dev,"class resume\n");
> error = dev->class->resume(dev);
> Index: linux-2.6.22-rc4-mm2/drivers/base/power/suspend.c
> ===================================================================
> --- linux-2.6.22-rc4-mm2.orig/drivers/base/power/suspend.c
> +++ linux-2.6.22-rc4-mm2/drivers/base/power/suspend.c
> @@ -79,13 +79,6 @@ int suspend_device(struct device * dev,
> suspend_report_result(dev->class->suspend, error);
> }
>
> - if (!error && dev->type && dev->type->suspend
> - && !dev->power.power_state.event) {
> - suspend_device_dbg(dev, state, "type ");
> - error = dev->type->suspend(dev, state);
> - suspend_report_result(dev->type->suspend, error);
> - }
> -
> if (!error && dev->bus && dev->bus->suspend
> && !dev->power.power_state.event) {
> suspend_device_dbg(dev, state, "");
> Index: linux-2.6.22-rc4-mm2/include/linux/device.h
> ===================================================================
> --- linux-2.6.22-rc4-mm2.orig/include/linux/device.h
> +++ linux-2.6.22-rc4-mm2/include/linux/device.h
> @@ -340,8 +340,6 @@ struct device_type {
> int (*uevent)(struct device *dev, char **envp, int num_envp,
> char *buffer, int buffer_size);
> void (*release)(struct device *dev);
> - int (*suspend)(struct device * dev, pm_message_t state);
> - int (*resume)(struct device * dev);
> };
>
> /* interface for exporting device attributes */
>
> -
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