From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH] net: stmmac: dwmac-rk: Add handling for
 RGMII_ID/RXID/TXID
Date: Wed, 22 Mar 2017 19:32:41 -0700 (PDT)
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From: Wadim Egorov <w.egorov@phytec.de>
Date: Wed, 22 Mar 2017 16:50:22 +0100

> @@ -74,6 +74,10 @@ struct rk_priv_data {
>  #define GRF_BIT(nr)	(BIT(nr) | BIT(nr+16))
>  #define GRF_CLR_BIT(nr)	(BIT(nr+16))
>  
> +#define DELAY_ENABLE(soc, tx, rx) \
> +	((tx) ? soc##_GMAC_TXCLK_DLY_ENABLE : soc##_GMAC_TXCLK_DLY_DISABLE | \
> +	 (rx) ? soc##_GMAC_RXCLK_DLY_ENABLE : soc##_GMAC_RXCLK_DLY_DISABLE)

This doesn't evaluate the way you want it to.

You need to put parenthesis around both "x ? a : b" expressions.