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From: tomasz.figa@gmail.com (Tomasz Figa)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/7] ARM: s3c64xx: dma: Use clk_prepare_enable/clk_disable_unprepare
Date: Thu,  6 Jun 2013 01:57:28 +0200	[thread overview]
Message-ID: <1370476651-6743-5-git-send-email-tomasz.figa@gmail.com> (raw)
In-Reply-To: <1370476651-6743-1-git-send-email-tomasz.figa@gmail.com>

This patch modifies s3c64xx DMA driver to prepare and unprepare clocks
in addition to enableind and disabling, since it is required by common
clock framework.

Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
---
 arch/arm/mach-s3c64xx/dma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-s3c64xx/dma.c b/arch/arm/mach-s3c64xx/dma.c
index 759846c..c511dfa 100644
--- a/arch/arm/mach-s3c64xx/dma.c
+++ b/arch/arm/mach-s3c64xx/dma.c
@@ -677,7 +677,7 @@ static int s3c64xx_dma_init1(int chno, enum dma_ch chbase,
 		goto err_map;
 	}
 
-	clk_enable(dmac->clk);
+	clk_prepare_enable(dmac->clk);
 
 	dmac->regs = regs;
 	dmac->chanbase = chbase;
@@ -711,7 +711,7 @@ static int s3c64xx_dma_init1(int chno, enum dma_ch chbase,
 	return 0;
 
 err_clk:
-	clk_disable(dmac->clk);
+	clk_disable_unprepare(dmac->clk);
 	clk_put(dmac->clk);
 err_map:
 	iounmap(regs);
-- 
1.8.2.1

  parent reply	other threads:[~2013-06-05 23:57 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-05 23:57 [PATCH 0/7] Common Clock Framework support for Samsung S3C64xx Tomasz Figa
2013-06-05 23:57 ` [PATCH 1/7] clk: samsung: pll: Add support for PLL6552 and PLL6553 Tomasz Figa
2013-06-12  2:53   ` Mike Turquette
2013-06-05 23:57 ` [PATCH 2/7] clk: samsung: Add clock driver for S3C64xx SoCs Tomasz Figa
2013-06-12  2:54   ` Mike Turquette
2013-06-12  6:26     ` Tomasz Figa
2013-06-12 16:51       ` Mike Turquette
2013-06-12 21:38         ` Tomasz Figa
2013-06-19 14:18           ` Kukjin Kim
2013-06-05 23:57 ` [PATCH 3/7] ARM: SAMSUNG: Add soc_is_s3c6400/s3c6410 macros Tomasz Figa
2013-06-05 23:57 ` Tomasz Figa [this message]
2013-06-05 23:57 ` [PATCH 5/7] usb: host: ohci-s3c2410 Use clk_prepare_enable/clk_disable_unprepare Tomasz Figa
2013-06-05 23:57 ` [PATCH 6/7] ARM: s3c64xx: Migrate clock handling to Common Clock Framework Tomasz Figa
2013-06-05 23:57 ` [PATCH 7/7] ARM: s3c64xx: Remove old clock management code Tomasz Figa
2013-06-19 14:17 ` [PATCH 0/7] Common Clock Framework support for Samsung S3C64xx Kukjin Kim
2013-06-19 14:23   ` Tomasz Figa

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