diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/musb/musb_core.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 99beebce8550..365a4fab5c64 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -2413,6 +2413,9 @@ static int musb_suspend(struct device *dev) unsigned long flags; struct musb *musb = dev_to_musb(&pdev->dev); + if (!musb->clock) + return 0; + spin_lock_irqsave(&musb->lock, flags); if (is_peripheral_active(musb)) { @@ -2427,12 +2430,10 @@ static int musb_suspend(struct device *dev) musb_save_context(musb); - if (musb->clock) { - if (musb->set_clock) - musb->set_clock(musb->clock, 0); - else - clk_disable(musb->clock); - } + if (musb->set_clock) + musb->set_clock(musb->clock, 0); + else + clk_disable(musb->clock); spin_unlock_irqrestore(&musb->lock, flags); return 0; } @@ -2442,12 +2443,13 @@ static int musb_resume_noirq(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct musb *musb = dev_to_musb(&pdev->dev); - if (musb->clock) { - if (musb->set_clock) - musb->set_clock(musb->clock, 1); - else - clk_enable(musb->clock); - } + if (!musb->clock) + return 0; + + if (musb->set_clock) + musb->set_clock(musb->clock, 1); + else + clk_enable(musb->clock); musb_restore_context(musb); |