linux-kernel - Re: [PATCH v1 2/2] mtd: rawnand: Add NAND controller support on Intel LGM SoC

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Message-ID: <bb9d2f29-acef-cc1b-8606-bbb38b488cce@linux.intel.com>
Date:   Wed, 15 Apr 2020 14:01:52 +0800
From:   "Ramuthevar, Vadivel MuruganX" 
        <vadivel.muruganx.ramuthevar@...ux.intel.com>
To:     Boris Brezillon <boris.brezillon@...labora.com>
Cc:     linux-kernel@...r.kernel.org, linux-mtd@...ts.infradead.org,
        devicetree@...r.kernel.org, miquel.raynal@...tlin.com,
        richard@....at, vigneshr@...com, arnd@...db.de,
        brendanhiggins@...gle.com, tglx@...utronix.de,
        anders.roxell@...aro.org, masonccyang@...c.com.tw,
        piotrs@...ence.com, robh+dt@...nel.org,
        andriy.shevchenko@...el.com, qi-ming.wu@...el.com,
        cheol.yong.kim@...el.com
Subject: Re: [PATCH v1 2/2] mtd: rawnand: Add NAND controller support on Intel
 LGM SoC

Hi Boris,

     Thank you so much for review comments and your time...

On 14/4/2020 3:21 pm, Boris Brezillon wrote:
> Hello Ramuthevar,
>
> On Tue, 14 Apr 2020 10:24:33 +0800
> "Ramuthevar,Vadivel MuruganX"
> <vadivel.muruganx.ramuthevar@...ux.intel.com> wrote:
>
>> +	lgm_host->chip.legacy.read_byte = lgm_read_byte;
>> +	lgm_host->chip.legacy.read_buf = lgm_read_buf;
>> +	lgm_host->chip.legacy.write_buf = lgm_write_buf;
>> +	lgm_host->chip.legacy.select_chip = lgm_select_chip;
>> +	lgm_host->chip.legacy.dev_ready = lgm_dev_ready;
>> +	lgm_host->chip.legacy.cmd_ctrl = lgm_cmd_ctrl;
>> +	lgm_host->chip.legacy.chip_delay = 30;
>> +	lgm_host->chip.legacy.dummy_controller.ops = &lgm_nand_controller_ops;
>> +
> Seriously, what's not clear in [1]? Okay, let's say you overlooked this
> comment, isn't the name of the field explicit enough? We received a
> few other drivers implementing the legacy interface in the last few
> months so maybe there's something to improve on our end (update the
> doc, move legacy drivers to a legacy sub-dir?).
Understood the legacy to latest implementation based ->exec_op(), Thanks!
>
> Back to more constructive comment now: please implement ->exec_op() to
> replace those legacy hooks.

Agreed, will do the implementation of exec_op() hook and update the patches.

Regards
Vadivel
>
> Regards,
>
> Boris
>
> [1]https://elixir.bootlin.com/linux/v5.7-rc1/source/include/linux/mtd/rawnand.h#L987