[PATCH 4/8] env: Rename SYS_MMC_ENV_DEV to ENV_SDMMC_DEVICE_INDEX

[Marek Vasut]

On 3/24/25 1:39 PM, Quentin Schulz wrote:
> Hi Marek,

Hi,

> On 3/22/25 10:55 PM, Marek Vasut wrote:
>> Rename the variable and add ENV_ prefix, so that all configuration
>> options which are related to environment would have an CONFIG_ENV_
>> prefix. No functional change.
>>
>> Use ENV_SDMMC_DEVICE_INDEX to clarify this is the SD/MMC device
>> index, a number, as enumerated by U-Boot. Update the help text
>> accordingly.
>>
> 
> I disagree with this part of the rename (MMC->SDMMC), our drivers all 
> are using mmc (env/mmc.*, drivers/mmc/*, cmd/mmc.c, ...) for both SD and 
> MMC. We also have ENV_IS_IN_MMC which is for both. I don't think it's 
> worth the confusion.

My main problem is, that it is confusing to call everything _mmc_ even 
if most of it also applies to SD . There is no way to discern parts 
which are MMC specific from parts which are common to SD and MMC now.

> SYS_ prefix to ENV_ is fine though!
> 
> DEVICE_INDEX could be DEV_IDX too if we want to shorten the symbol name.

No abbreviations please, it only adds to confusion.

-- 
Best regards,
Marek Vasut