diff options
| author | Viresh Kumar <viresh.kumar@st.com> | 2012-04-17 17:10:07 +0530 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-05-11 10:43:39 +0530 |
| commit | 3075528d3dd1ac8b729fccf2cbc3119057088223 (patch) | |
| tree | 2552203b1278a768ec9a75dc6eb5266dfdda08aa /drivers/dma | |
| parent | 56cbb3dd48623c01e7c589d29da743d486c95a58 (diff) | |
| download | op-kernel-dev-3075528d3dd1ac8b729fccf2cbc3119057088223.zip op-kernel-dev-3075528d3dd1ac8b729fccf2cbc3119057088223.tar.gz | |
dmaengine: dw_dmac: Add clk_{un}prepare() support
clk_{un}prepare is mandatory for platforms using common clock framework. Since
this driver is used by SPEAr platform, which supports common clock framework,
add clk_{un}prepare() support for it.
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/dw_dmac.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 7439079..300d976 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -1429,7 +1429,7 @@ static int __init dw_probe(struct platform_device *pdev) err = PTR_ERR(dw->clk); goto err_clk; } - clk_enable(dw->clk); + clk_prepare_enable(dw->clk); /* force dma off, just in case */ dw_dma_off(dw); @@ -1510,7 +1510,7 @@ static int __init dw_probe(struct platform_device *pdev) return 0; err_irq: - clk_disable(dw->clk); + clk_disable_unprepare(dw->clk); clk_put(dw->clk); err_clk: iounmap(dw->regs); @@ -1540,7 +1540,7 @@ static int __exit dw_remove(struct platform_device *pdev) channel_clear_bit(dw, CH_EN, dwc->mask); } - clk_disable(dw->clk); + clk_disable_unprepare(dw->clk); clk_put(dw->clk); iounmap(dw->regs); @@ -1559,7 +1559,7 @@ static void dw_shutdown(struct platform_device *pdev) struct dw_dma *dw = platform_get_drvdata(pdev); dw_dma_off(platform_get_drvdata(pdev)); - clk_disable(dw->clk); + clk_disable_unprepare(dw->clk); } static int dw_suspend_noirq(struct device *dev) @@ -1568,7 +1568,7 @@ static int dw_suspend_noirq(struct device *dev) struct dw_dma *dw = platform_get_drvdata(pdev); dw_dma_off(platform_get_drvdata(pdev)); - clk_disable(dw->clk); + clk_disable_unprepare(dw->clk); return 0; } @@ -1578,7 +1578,7 @@ static int dw_resume_noirq(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct dw_dma *dw = platform_get_drvdata(pdev); - clk_enable(dw->clk); + clk_prepare_enable(dw->clk); dma_writel(dw, CFG, DW_CFG_DMA_EN); return 0; } |
