[alsa-devel] [PATCH 1/6] ASoC: fsl_ssi: enable IPG clock during AC'97 reg access

[Fabio Estevam]

Hi Maciej,

On Thu, Jul 30, 2015 at 11:33 AM, Maciej S. Szmigiero
<mail at maciej.szmigiero.name> wrote:

>  static unsigned short fsl_ssi_ac97_read(struct snd_ac97 *ac97,
> @@ -1151,6 +1160,14 @@ static unsigned short fsl_ssi_ac97_read(struct snd_ac97 *ac97,
>         unsigned short val = -1;
>         u32 reg_val;
>         unsigned int lreg;
> +       int ret;
> +
> +       ret = clk_prepare_enable(fsl_ac97_data->clk);
> +       if (ret) {
> +               pr_err("ac97 read clk_prepare_enable failed: %d\n",
> +                       ret);
> +               return -1;

return ret, please.