Re: [PATCH v14 18/18] media: i2c: ds90ub953: Support non-sync mode

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On Fri, Jun 16, 2023 at 04:59:22PM +0300, Tomi Valkeinen wrote:
> Add support for FPD-Link non-sync mode with external clock. The only
> thing that needs to be added is the calculation for the clkout.

...

> +	switch (priv->mode) {
> +	case UB953_MODE_SYNC:
> +		if (priv->hw_data->is_ub971)
> +			return priv->plat_data->bc_rate * 160ull;
> +		else
> +			return priv->plat_data->bc_rate / 2 * 160ull;

Redundant 'else'.

Do I understand correctly you don't want to fallthrough because it will give
±160 in the rate (depending if it's even or odd)?

> +	case UB953_MODE_NONSYNC_EXT:
> +		/* CLKIN_DIV = 1 always */
> +		return clk_get_rate(priv->clkin) * 80ull;
> +
> +	default:
>  		/* Not supported */
>  		return 0;
>  	}

-- 
With Best Regards,
Andy Shevchenko





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