Re: [PATCH] [v2] ASoC: ti: Fix runtime PM imbalance in omap2_mcbsp_set_clks_src

From: Peter Ujfalusi
Date: Tue May 26 2020 - 06:27:37 EST




On 25/05/2020 11.58, Dinghao Liu wrote:
> When clk_set_parent() returns an error code, a pairing
> runtime PM usage counter increment is needed to keep the
> counter balanced.
>
> Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
> ---
>
> Changelog:
>
> v2: - Fix this in a cleaner way.

Thanks for the update,
Acked-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>

> ---
> sound/soc/ti/omap-mcbsp.c | 7 ++-----
> 1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/sound/soc/ti/omap-mcbsp.c b/sound/soc/ti/omap-mcbsp.c
> index 3d41ca2238d4..d7406cc3c2a5 100644
> --- a/sound/soc/ti/omap-mcbsp.c
> +++ b/sound/soc/ti/omap-mcbsp.c
> @@ -77,18 +77,15 @@ static int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id)
> pm_runtime_put_sync(mcbsp->dev);
>
> r = clk_set_parent(mcbsp->fclk, fck_src);
> - if (r) {
> + if (r)
> dev_err(mcbsp->dev, "CLKS: could not clk_set_parent() to %s\n",
> src);
> - clk_put(fck_src);
> - return r;
> - }
>
> pm_runtime_get_sync(mcbsp->dev);
>
> clk_put(fck_src);
>
> - return 0;
> + return r;
> }
>
> static irqreturn_t omap_mcbsp_irq_handler(int irq, void *data)
>

- PÃter

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Attachment: pEpkey.asc
Description: application/pgp-keys