Re: [PATCH v6 09/14] memory: tegra: Add EMC scaling support code for Tegra210

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09.04.2020 20:52, Thierry Reding пишет:
...
> +#define CLK_RST_CONTROLLER_CLK_SOURCE_EMC		0x19c
...
> +#define CLK_RST_CONTROLLER_CLK_SOURCE_EMC_DLL		0x664

I'd suggest to double check all the macros and remove everything unused,
to not pollute the code.

...
> +#define TRIM_REG(chan, rank, reg, byte)					\
> +	(((EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ##	\
> +	   _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte ## _MASK &	\
> +	   next->trim_regs[EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ##		\
> +				 rank ## _ ## reg ## _INDEX]) >>	\
> +	  EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ##	\
> +	  _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte ## _SHIFT)	\
> +	 +								\
> +	 (((EMC_DATA_BRLSHFT_ ## rank ## _RANK ## rank ## _BYTE ##	\
> +	    byte ## _DATA_BRLSHFT_MASK &				\
> +	    next->trim_perch_regs[EMC ## chan ##			\
> +			      _EMC_DATA_BRLSHFT_ ## rank ## _INDEX]) >>	\
> +	   EMC_DATA_BRLSHFT_ ## rank ## _RANK ## rank ## _BYTE ##	\
> +	   byte ## _DATA_BRLSHFT_SHIFT) * 64))
> +
> +#define CALC_TEMP(rank, reg, byte1, byte2, n)				\
> +	(((new[n] << EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ##	\
> +	   reg ## _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte1 ## _SHIFT) & \
> +	  EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ##	\
> +	  _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte1 ## _MASK)	\
> +	 |								\
> +	 ((new[n + 1] << EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ##\
> +	   reg ## _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte2 ## _SHIFT) & \
> +	  EMC_PMACRO_OB_DDLL_LONG_DQ_RANK ## rank ## _ ## reg ##	\
> +	  _OB_DDLL_LONG_DQ_RANK ## rank ## _BYTE ## byte2 ## _MASK))

My eyes.. :P



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