> USB: support for autosuspend in sierra while online
FYI, -tip testing found a build failure with the sierra driver on
!CONFIG_PM - fixed via the patch below.
Thanks,
Ingo
-------------------->
>From 26f8ed899041199caa9315e057a28d10f81b5b88 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@xxxxxxx>
Date: Wed, 23 Sep 2009 19:19:47 +0200
Subject: [PATCH] USB sierra: Fix build if !CONFIG_PM
This build failure:
drivers/usb/serial/sierra.c: In function 'sierra_suspend':
drivers/usb/serial/sierra.c:936: error: 'struct usb_device' has no member named 'auto_pm'
Triggers because the ->auto_pm functionality depends on CONFIG_PM.
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
drivers/usb/serial/sierra.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 68fa0e4..b089a70 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -912,6 +912,8 @@ static void sierra_release(struct usb_serial *serial)
}
}
+#ifdef CONFIG_PM
+
static void stop_read_write_urbs(struct usb_serial *serial)
{
int i, j;
@@ -989,6 +991,8 @@ static int sierra_resume(struct usb_serial *serial)
return ec ? -EIO : 0;
}
+#endif /* CONFIG_PM */
+
static struct usb_serial_driver sierra_device = {
.driver = {
.owner = THIS_MODULE,
@@ -1009,8 +1013,10 @@ static struct usb_serial_driver sierra_device = {
.tiocmset = sierra_tiocmset,
.attach = sierra_startup,
.release = sierra_release,
+#ifdef CONFIG_PM
.suspend = sierra_suspend,
.resume = sierra_resume,
+#endif
.read_int_callback = sierra_instat_callback,
};
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