Revert "USB: musb: pm: don't rely fully on clock support"

This reverts commit 32d5dc9520f0c6f60f691dd478741c774e292406.

Needed to properly merge the musb changes that are in the
usb-next branch into Linus's tree.

Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 99beebce85506128cf40d9556465900aebbd1ad4..365a4fab5c644304461b94464aa1e366566ca913 100644 (file)
--- 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);