Re: [RFC PATCH v2 4/7] i2c: demux: WIP: handle the new atomic callbacks

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On Sat, Mar 02, 2019 at 02:47:32PM +0100, Wolfram Sang wrote:
> If the parent has an atomic callback, we need to translate it the same
> way as the non-atomic callback.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

Reviewed-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>

> ---
>  drivers/i2c/muxes/i2c-demux-pinctrl.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c
> index 035032e20327..5d00adfbe578 100644
> --- a/drivers/i2c/muxes/i2c-demux-pinctrl.c
> +++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c
> @@ -99,6 +99,9 @@ static int i2c_demux_activate_master(struct i2c_demux_pinctrl_priv *priv, u32 ne
>  
>  	/* Now fill out current adapter structure. cur_chan must be up to date */
>  	priv->algo.master_xfer = i2c_demux_master_xfer;
> +	/* FIXME: regular muxes need proper handling, too! */
> +	if (adap->algo->master_xfer_atomic)
> +		priv->algo.master_xfer_atomic = i2c_demux_master_xfer;
>  	priv->algo.functionality = i2c_demux_functionality;
>  
>  	snprintf(priv->cur_adap.name, sizeof(priv->cur_adap.name),
> -- 
> 2.11.0
> 
> 
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> 



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