mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-14 06:35:12 +00:00
Code Issues Releases Wiki Activity

usb: gadget: dummy_hcd: use less checks for USB_SPEED_SUPER

Browse source 
Taking the correct struct once avoids doing the speed dance.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Sebastian Andrzej Siewior 2011-06-17 10:11:41 +02:00 committed by Greg Kroah-Hartman
parent 719e52cbc7
commit d8a14a85c7
1 changed files with 14 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

30
drivers/usb/gadget/dummy_hcd.c
View file

@ -809,18 +809,18 @@ static int dummy_set_selfpowered (struct usb_gadget *_gadget, int value)
static int dummy_pullup (struct usb_gadget *_gadget, int value)
{
struct dummy_hcd *dum_hcd;
struct dummy *dum;
unsigned long flags;
dum = gadget_to_dummy_hcd(_gadget)->dum;
dum_hcd = gadget_to_dummy_hcd(_gadget);
dum = dum_hcd->dum;
spin_lock_irqsave (&dum->lock, flags);
dum->pullup = (value != 0);
set_link_state((dum->gadget.speed == USB_SPEED_SUPER ?
dum->ss_hcd : dum->hs_hcd));
set_link_state(dum_hcd);
spin_unlock_irqrestore (&dum->lock, flags);
usb_hcd_poll_rh_status((dum->gadget.speed == USB_SPEED_SUPER ?
dummy_hcd_to_hcd(dum->ss_hcd) :
dummy_hcd_to_hcd(dum->hs_hcd)));
usb_hcd_poll_rh_status(dummy_hcd_to_hcd(dum_hcd));
return 0;
}
@ -1043,34 +1043,32 @@ static int dummy_udc_remove (struct platform_device *pdev)
static int dummy_udc_suspend (struct platform_device *pdev, pm_message_t state)
{
struct dummy *dum = platform_get_drvdata(pdev);
struct dummy_hcd *dum_hcd;
dev_dbg (&pdev->dev, "%s\n", __func__);
dum_hcd = gadget_to_dummy_hcd(&dum->gadget);
spin_lock_irq (&dum->lock);
dum->udc_suspended = 1;
set_link_state((dum->gadget.speed == USB_SPEED_SUPER ?
dum->ss_hcd : dum->hs_hcd));
set_link_state(dum_hcd);
spin_unlock_irq (&dum->lock);
usb_hcd_poll_rh_status((dum->gadget.speed == USB_SPEED_SUPER ?
dummy_hcd_to_hcd(dum->ss_hcd) :
dummy_hcd_to_hcd(dum->hs_hcd)));
usb_hcd_poll_rh_status(dummy_hcd_to_hcd(dum_hcd));
return 0;
}
static int dummy_udc_resume (struct platform_device *pdev)
{
struct dummy *dum = platform_get_drvdata(pdev);
struct dummy_hcd *dum_hcd;
dev_dbg (&pdev->dev, "%s\n", __func__);
dum_hcd = gadget_to_dummy_hcd(&dum->gadget);
spin_lock_irq (&dum->lock);
dum->udc_suspended = 0;
set_link_state((dum->gadget.speed == USB_SPEED_SUPER ?
dum->ss_hcd : dum->hs_hcd));
set_link_state(dum_hcd);
spin_unlock_irq (&dum->lock);
usb_hcd_poll_rh_status((dum->gadget.speed == USB_SPEED_SUPER ?
dummy_hcd_to_hcd(dum->ss_hcd) :
dummy_hcd_to_hcd(dum->hs_hcd)));
usb_hcd_poll_rh_status(dummy_hcd_to_hcd(dum_hcd));
return 0;
}