Re: [RFC PATCH 2/2] mtd: m25p80: Use the SPI mem direct API to possibly improve performances

[Boris Brezillon <boris.brezillon@xxxxxxxxxxx>]

On Thu, 7 Jun 2018 17:08:24 +0200
Miquel Raynal <miquel.raynal@xxxxxxxxxxx> wrote:

> Hi Boris,
> 
> On Fri,  1 Jun 2018 16:36:03 +0200, Boris Brezillon
> <boris.brezillon@xxxxxxxxxxx> wrote:
> 
> > Make use of the SPI mem direct mapping API.
> > 
> > Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
> > ---
> >  drivers/mtd/devices/m25p80.c | 149 ++++++++++++++++++++++++++-----------------
> >  1 file changed, 89 insertions(+), 60 deletions(-)
> > 
> > diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
> > index 1dd5f0420b5a..285fc94118ae 100644
> > --- a/drivers/mtd/devices/m25p80.c
> > +++ b/drivers/mtd/devices/m25p80.c
> > @@ -31,6 +31,10 @@
> >  struct m25p {
> >  	struct spi_mem		*spimem;
> >  	struct spi_nor		spi_nor;
> > +	struct {
> > +		struct spi_mem_dirmap_desc *write;
> > +		struct spi_mem_dirmap_desc *read;
> > +	} dirmap;
> >  };  
> 
> While reading this patch I was a bit confused with this naming. You
> refer these descriptors as 'flash->dirmap->read/write' which is
> confusing as this is not a function but a descriptor. Passing such
> variable to a function called spi_meme_dirmap_read/write() is also
> confusing IMHO (see below).
> 
> Would you mind renaming them with something like "read/write_desc"?

Sure. How about rdesc and wdesc to keep the names short?

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