[PATCH 134/144] Revert "USB: musb: pm: don't rely fully on clock support"

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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@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 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 99beebc..365a4fa 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);
 
-- 
1.7.3.2

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