Re: [PATCH] mtd: spi-nor: extend description of size member of struct flash_info

From: Miquel Raynal
Date: Thu Dec 19 2024 - 04:39:15 EST


On 19/12/2024 at 09:20:04 GMT, Tudor Ambarus <tudor.ambarus@xxxxxxxxxx> wrote:

> We use the size as an indicator whether to parse SFDP or not. We don't
> introduce a dedicated member for SFDP parsing because we'd like to keep
> the struct size at a minimum, as it's used for every flash declaration.
> Ideally we won't have flash entries at all, but there are still flash
> parameters that aren't defined by SFDP, thus we need to statically
> specify them.

TBH I'd be perfectly fine (and prefer) a dedicated member, because
code clarity is IMO more important than memory footprint today.

However for now I am totally agreeing with changes clarifying what we
currently do, so:

Reviewed-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>

One minor nit below though:

> + * @size: the size of the flash in bytes. The flash size is one
> + * property parsed by the SFDP. We use it as an indicator
> + * whether we need SFDP parsing for a particular flash.
> + * I.e. non-legacy flash entries in flash_info will have
> + * a size of zero iff SFDP should be used.

typo, 'if' ^^^

Cheers,
Miquèl