Re: [PATCH v4 1/6] mfd: rtsx: add func to split u32 into register

[Lee Jones]

On Mon, 08 Dec 2014, æé wrote:

> 
> On 12/08/2014 04:49 PM, Lee Jones wrote:
> >> diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h
> >> >index 74346d5..9234449 100644
> >> >--- a/include/linux/mfd/rtsx_pci.h
> >> >+++ b/include/linux/mfd/rtsx_pci.h
> >> >@@ -558,6 +558,7 @@
> >> >  #define SD_SAMPLE_POINT_CTL		0xFDA7
> >> >  #define SD_PUSH_POINT_CTL		0xFDA8
> >> >  #define SD_CMD0				0xFDA9
> >> >+#define   SD_CMD_START			0x40
> > This is a different format at the others in the group on two counts;
> > firstly you have 3 whitespace characters after the #define and
> > secondly all of the other hex digits in the set are 4 a breast.
> > Please add the leading zeros to conform to this format.
> >
> Hi lee,
> 
> This format is more readable, add 2 space means this value is
> in groups under register SD_CMD0, and each register value is u8 type,
> so use 2 hex digits is right.
> 
> The original file make register address and its related value separated,
> and group register together.
> 
> But I like to write register address and value together,
> add 2 space for value to indicate this value is related to above register.
> 
> If we add new address/value, I recommend write register define format as 
> below:
> 
> #define REGISTER        addr
> #define   REG_VAL1      val1
> #define   REG_VAL2      val2

Okay, I see that there are other occurrences using this format in that
file.  Please consider converting the entire file into this format.  I
don't mind it either way, but it looks odd if they are mixed.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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