[PATCH 03/13] mtd: spinand: Setup spi_mem_op for the SPI IO protocol using reg_proto
Apurva Nandan
a-nandan at ti.com
Fri Aug 20 02:52:54 PDT 2021
Hi Miquèl,
On 07/08/21 12:00 am, Miquel Raynal wrote:
> Hi Apurva,
>
> Apurva Nandan <a-nandan at ti.com> wrote on Tue, 13 Jul 2021 13:05:28
> +0000:
>
>> Currently, the op macros in spinand.h don't give the option to setup
>> any non-array access instructions for Dual/Quad/Octal DTR SPI bus.
>> Having a function that setups the op based on reg_proto would be
>> better than trying to write all the setup logic in op macros.
>>
>> Create a spimem_setup_op() that would setup cmd, addr, dummy and data
>> phase of the spi_mem op, for the given spinand->reg_proto. And hence,
>> call the spimem_setup_op() before executing any spi_mem op.
>>
>> Note: In this commit, spimem_setup_op() isn't called in the
>> read_reg_op(), write_reg_op() and wait() functions, as they need
>> modifications in address value and data nbytes when in Octal DTR mode.
>> This will be fixed in a later commit.
>
> Thanks for this series!
>
> So far I am fine with your changes, but I don't like the setup_op()
> naming much. I don't yet have a better idea, could you propose
> something more meaningful?
>
I made this similar to the spi_nor_spimem_setup_op(), which essentially
does the same task as this in the spi-nor core.
Other names that I can think of are:
- config_op(), adjust_op(), amend_op(), patch_op()
or
- handle_op_variations(), apply_op_variations()
What do you suggest?
>> Signed-off-by: Apurva Nandan <a-nandan at ti.com>
>
> Thanks,
> Miquèl
>
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>
Thanks,
Apurva Nandan
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