linux-kernel - Re: [PATCH 3/3] spi: amd: Add support for version AMDI0062

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Message-ID: <YgP5o0pBL/DuZsn4@sirena.org.uk>
Date:   Wed, 9 Feb 2022 17:28:03 +0000
From:   Mark Brown <broonie@...nel.org>
To:     André Almeida <andrealmeid@...labora.com>
Cc:     Sanjay R Mehta <sanju.mehta@....com>, linux-spi@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com,
        Lucas Tanure <tanureal@...nsource.cirrus.com>,
        Nehal Bakulchandra Shah <Nehal-Bakulchandra.shah@....com>,
        Charles Keepax <ckeepax@...nsource.cirrus.com>
Subject: Re: [PATCH 3/3] spi: amd: Add support for version AMDI0062

On Wed, Feb 09, 2022 at 02:18:59PM -0300, André Almeida wrote:
> Às 14:14 de 09/02/22, Mark Brown escreveu:

> >> +
> >> +	if (amd_spi->version == AMD_SPI_V2)
> >> +		amd_spi_clear_chip(amd_spi, message->spi->chip_select);
> >>  	spi_finalize_current_message(master);
> >>  
> >>  	return 0;

> > Why is this one not a switch statement - what happens with v3?

> A switch statement should work as well, but currently v1 does nothing
> and there's no v3 for now. I think we can change for a switch if v3
> requires to do something here as well.

Please write it in an extensible fashion now so people aren't tempted to
add an if/else tree.

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