linux-kernel - Re: 2.6.32 -mm merge plans

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Date:	Tue, 15 Sep 2009 21:14:08 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Bjorn Helgaas <bjorn.helgaas@...com>,
	David Härdeman <david@...deman.nu>
Subject: Re: 2.6.32 -mm merge plans

On Tue, 15 Sep 2009 20:46:50 -0700 Dmitry Torokhov <dmitry.torokhov@...il.com> wrote:

> Hi Andrew,
> 
> On Tue, Sep 15, 2009 at 04:15:35PM -0700, Andrew Morton wrote:
> > 
> > input-touchpad-not-detected-on-asus-g1s.patch
> 
> This one has been in mainline for a while now, please drop.

Thanks.

> > input-add-a-shutdown-method-to-pnp-drivers.patch
> 
> This should go through PNP tree (do we have one?).

Not really.  Bjorn heeps an eye on pnp.  Sometimes merges through acpi,
sometimes through -mm.

I'll merge it I guess, but where is the corresponding change to the
winbond driver?




From: David H_rdeman <david@...deman.nu>

The shutdown method is used by the winbond cir driver to setup the
hardware for wake-from-S5.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@...com>
Signed-off-by: David H_rdeman <david@...deman.nu>
Cc: Dmitry Torokhov <dtor@...l.ru>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---

 drivers/pnp/driver.c |   10 ++++++++++
 include/linux/pnp.h  |    1 +
 2 files changed, 11 insertions(+)

diff -puN drivers/pnp/driver.c~input-add-a-shutdown-method-to-pnp-drivers drivers/pnp/driver.c
--- a/drivers/pnp/driver.c~input-add-a-shutdown-method-to-pnp-drivers
+++ a/drivers/pnp/driver.c
@@ -135,6 +135,15 @@ static int pnp_device_remove(struct devi
 	return 0;
 }
 
+static void pnp_device_shutdown(struct device *dev)
+{
+	struct pnp_dev *pnp_dev = to_pnp_dev(dev);
+	struct pnp_driver *drv = pnp_dev->driver;
+
+	if (drv && drv->shutdown)
+		drv->shutdown(pnp_dev);
+}
+
 static int pnp_bus_match(struct device *dev, struct device_driver *drv)
 {
 	struct pnp_dev *pnp_dev = to_pnp_dev(dev);
@@ -203,6 +212,7 @@ struct bus_type pnp_bus_type = {
 	.match   = pnp_bus_match,
 	.probe   = pnp_device_probe,
 	.remove  = pnp_device_remove,
+	.shutdown = pnp_device_shutdown,
 	.suspend = pnp_bus_suspend,
 	.resume  = pnp_bus_resume,
 	.dev_attrs = pnp_interface_attrs,
diff -puN include/linux/pnp.h~input-add-a-shutdown-method-to-pnp-drivers include/linux/pnp.h
--- a/include/linux/pnp.h~input-add-a-shutdown-method-to-pnp-drivers
+++ a/include/linux/pnp.h
@@ -360,6 +360,7 @@ struct pnp_driver {
 	unsigned int flags;
 	int (*probe) (struct pnp_dev *dev, const struct pnp_device_id *dev_id);
 	void (*remove) (struct pnp_dev *dev);
+	void (*shutdown) (struct pnp_dev *dev);
 	int (*suspend) (struct pnp_dev *dev, pm_message_t state);
 	int (*resume) (struct pnp_dev *dev);
 	struct device_driver driver;
_

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