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authorOliver Neukum <oliver@neukum.org>2012-10-11 02:50:10 +0000
committerDavid S. Miller <davem@davemloft.net>2012-10-11 15:19:21 -0400
commit5d9d01a30204c99edf99189018953ee84c5f5017 (patch)
tree3bb2f17fca9de90c003dd1ab37a017299414733d /drivers/net/usb/cdc_eem.c
parente7d491a19d3e3aac544070293891a2542ae0c565 (diff)
downloadblackbird-op-linux-5d9d01a30204c99edf99189018953ee84c5f5017.tar.gz
blackbird-op-linux-5d9d01a30204c99edf99189018953ee84c5f5017.zip
usbnet: Support devices reporting idleness
Some device types support a form of power management in which the device suggests to the host that the device may be suspended now. Support for that is best located in usbnet. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/cdc_eem.c')
-rw-r--r--drivers/net/usb/cdc_eem.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
index 434d5af8e6fb..c81e278629ff 100644
--- a/drivers/net/usb/cdc_eem.c
+++ b/drivers/net/usb/cdc_eem.c
@@ -244,8 +244,12 @@ static int eem_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
* - suspend: peripheral ready to suspend
* - response: suggest N millisec polling
* - response complete: suggest N sec polling
+ *
+ * Suspend is reported and maybe heeded.
*/
case 2: /* Suspend hint */
+ usbnet_device_suggests_idle(dev);
+ continue;
case 3: /* Response hint */
case 4: /* Response complete hint */
continue;
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