linux-kernel - [PATCH] dma: fix sa11x0-dma build error when CONFIG_PM

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Message-Id: <1332927740-12557-1-git-send-email-mad_soft@inbox.ru>
Date:	Wed, 28 Mar 2012 13:42:20 +0400
From:	Dmitry Artamonow <mad_soft@...ox.ru>
To:	Russell King <linux@....linux.org.uk>,
	Dan Williams <dan.j.williams@...el.com>,
	Vinod Koul <vinod.koul@...el.com>
Cc:	Dmitry Artamonow <mad_soft@...ox.ru>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] dma: fix sa11x0-dma build error when CONFIG_PM_SLEEP=n

Add no-op sa11x0_dma_suspend/sa11x0_dma_resume for !CONFIG_PM_SLEEP case
to fix following build error:

  CC [M]  drivers/dma/sa11x0-dma.o
drivers/dma/sa11x0-dma.c:1064:19: error: 'sa11x0_dma_suspend' undeclared here (not in a function)
drivers/dma/sa11x0-dma.c:1065:18: error: 'sa11x0_dma_resume' undeclared here (not in a function)

Signed-off-by: Dmitry Artamonow <mad_soft@...ox.ru>
---
 drivers/dma/sa11x0-dma.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/dma/sa11x0-dma.c b/drivers/dma/sa11x0-dma.c
index 16a6b48..cac4eed 100644
--- a/drivers/dma/sa11x0-dma.c
+++ b/drivers/dma/sa11x0-dma.c
@@ -1058,6 +1058,9 @@ static int sa11x0_dma_resume(struct device *dev)
 
 	return 0;
 }
+#else
+#define sa11x0_dma_suspend NULL
+#define sa11x0_dma_resume  NULL
 #endif
 
 static const struct dev_pm_ops sa11x0_dma_pm_ops = {
-- 
1.7.5.1.300.gc565c

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