Re: [PATCH] fpga: zynq-fpga: Fix unbalanced clock handling

From: Moritz Fischer
Date: Mon Oct 19 2015 - 16:29:58 EST


On Mon, Oct 19, 2015 at 1:22 PM, Moritz Fischer
<moritz.fischer@xxxxxxxxx> wrote:
> This commit fixes the unbalanced clock handling, where
> a failed probe would leave the clock with a prepare count of -1.

My English is broken, and it should've said enable count, will
resubmit ... Sorry for the noise
>
> Reported-by: Josh Cartwright <joshc@xxxxxx>
> Signed-off-by: Moritz Fischer <moritz.fischer@xxxxxxxxx>
> ---
> drivers/fpga/zynq-fpga.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/fpga/zynq-fpga.c b/drivers/fpga/zynq-fpga.c
> index 103303c..617d382 100644
> --- a/drivers/fpga/zynq-fpga.c
> +++ b/drivers/fpga/zynq-fpga.c
> @@ -487,7 +487,7 @@ static int zynq_fpga_probe(struct platform_device *pdev)
> &zynq_fpga_ops, priv);
> if (err) {
> dev_err(dev, "unable to register FPGA manager");
> - clk_disable_unprepare(priv->clk);
> + clk_unprepare(priv->clk);
> return err;
> }
>
> @@ -502,7 +502,7 @@ static int zynq_fpga_remove(struct platform_device *pdev)
>
> priv = platform_get_drvdata(pdev);
>
> - clk_disable_unprepare(priv->clk);
> + clk_unprepare(priv->clk);
>
> return 0;
> }
> --
> 2.6.1
>

Moritz
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