From: marek.vasut@gmail.com (Marek Vasut)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 04/12] dma: mxs-dma: convert to clk_prepare/clk_unprepare
Date: Tue, 20 Dec 2011 14:45:12 +0100 [thread overview]
Message-ID: <201112201445.12197.marek.vasut@gmail.com> (raw)
In-Reply-To: <1324382443-4439-5-git-send-email-shawn.guo@linaro.org>
> The patch converts mxs-dma driver to clk_prepare/clk_unprepare by
> using helper functions clk_prepare_enable/clk_disable_unprepare.
>
> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
> Cc: Vinod Koul <vinod.koul@intel.com>
> ---
> drivers/dma/mxs-dma.c | 8 ++++----
> 1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c
> index b4588bd..fc903c0 100644
> --- a/drivers/dma/mxs-dma.c
> +++ b/drivers/dma/mxs-dma.c
> @@ -334,7 +334,7 @@ static int mxs_dma_alloc_chan_resources(struct dma_chan
> *chan) goto err_irq;
> }
>
> - ret = clk_enable(mxs_dma->clk);
> + ret = clk_prepare_enable(mxs_dma->clk);
> if (ret)
> goto err_clk;
>
> @@ -372,7 +372,7 @@ static void mxs_dma_free_chan_resources(struct dma_chan
> *chan) dma_free_coherent(mxs_dma->dma_device.dev, PAGE_SIZE,
> mxs_chan->ccw, mxs_chan->ccw_phys);
>
> - clk_disable(mxs_dma->clk);
> + clk_disable_unprepare(mxs_dma->clk);
> }
>
> static struct dma_async_tx_descriptor *mxs_dma_prep_slave_sg(
> @@ -578,7 +578,7 @@ static int __init mxs_dma_init(struct mxs_dma_engine
> *mxs_dma) {
> int ret;
>
> - ret = clk_enable(mxs_dma->clk);
> + ret = clk_prepare_enable(mxs_dma->clk);
> if (ret)
> goto err_out;
>
> @@ -604,7 +604,7 @@ static int __init mxs_dma_init(struct mxs_dma_engine
> *mxs_dma) writel(MXS_DMA_CHANNELS_MASK << MXS_DMA_CHANNELS,
> mxs_dma->base + HW_APBHX_CTRL1 + MXS_SET_ADDR);
>
> - clk_disable(mxs_dma->clk);
> + clk_disable_unprepare(mxs_dma->clk);
>
> return 0;
Acked-by: Marek Vasut <marek.vasut@gmail.com>
next prev parent reply other threads:[~2011-12-20 13:45 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-20 12:00 [PATCH 0/12] Add clk_prepare/clk_unprepare for mxs clock api Shawn Guo
2011-12-20 12:00 ` [PATCH 01/12] clk: add helper functions clk_prepare_enable and clk_disable_unprepare Shawn Guo
2011-12-20 13:48 ` Marek Vasut
2011-12-20 14:09 ` Shawn Guo
2011-12-20 12:00 ` [PATCH 02/12] arm/mxs: convert platform code to clk_prepare/clk_unprepare Shawn Guo
2011-12-20 13:44 ` Marek Vasut
2011-12-20 21:11 ` Russell King - ARM Linux
2011-12-20 21:28 ` Marek Vasut
2011-12-20 12:00 ` [PATCH 03/12] net: fec: add clk_prepare/clk_unprepare Shawn Guo
2011-12-20 13:45 ` Marek Vasut
2011-12-20 12:00 ` [PATCH 04/12] dma: mxs-dma: convert to clk_prepare/clk_unprepare Shawn Guo
2011-12-20 13:45 ` Marek Vasut [this message]
2011-12-23 17:35 ` Vinod Koul
2011-12-20 12:00 ` [PATCH 05/12] mmc: mxs-mmc: " Shawn Guo
2011-12-20 13:45 ` Marek Vasut
2011-12-20 12:00 ` [PATCH 06/12] mtd: gpmi-lib: " Shawn Guo
2011-12-20 13:46 ` Marek Vasut
2011-12-20 12:00 ` [PATCH 07/12] net: flexcan: " Shawn Guo
2011-12-20 13:48 ` Marek Vasut
2011-12-20 14:23 ` Shawn Guo
2011-12-20 12:00 ` [PATCH 08/12] serial: mxs-auart: " Shawn Guo
2011-12-20 13:49 ` Marek Vasut
2011-12-20 14:07 ` Uwe Kleine-König
2011-12-20 21:15 ` Russell King - ARM Linux
2011-12-20 21:28 ` Marek Vasut
2011-12-20 22:24 ` Russell King - ARM Linux
2011-12-21 1:06 ` Marek Vasut
2011-12-20 14:27 ` Shawn Guo
2011-12-20 12:00 ` [PATCH 09/12] video: mxsfb: " Shawn Guo
2011-12-20 13:49 ` Marek Vasut
2011-12-21 2:11 ` Florian Tobias Schandinat
2011-12-20 12:00 ` [PATCH 10/12] ASoC: mxs-saif: " Shawn Guo
2011-12-20 11:55 ` Mark Brown
2011-12-20 13:49 ` Marek Vasut
2011-12-20 12:00 ` [PATCH 11/12] clk: add config option HAVE_CLK_PREPARE into Kconfig Shawn Guo
2011-12-20 12:00 ` [PATCH 12/12] arm/mxs: select HAVE_CLK_PREPARE for clock Shawn Guo
2011-12-20 13:43 ` [PATCH 0/12] Add clk_prepare/clk_unprepare for mxs clock api Marek Vasut
2011-12-20 14:05 ` Shawn Guo
2011-12-20 13:59 ` Marek Vasut
2011-12-20 14:21 ` Shawn Guo
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