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From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH V2 1/1] Revert "spi: fsl_qspi: Use GENMASK"
Date: Fri, 11 Dec 2015 19:54:03 +0100	[thread overview]
Message-ID: <201512111954.03640.marex@denx.de> (raw)
In-Reply-To: <CAD6G_RRrVs7Zft5xxdZ1c1aJVwiFYBL-QKSbiQ89SBuvJkmLsg@mail.gmail.com>

On Friday, December 11, 2015 at 04:41:50 PM, Jagan Teki wrote:
> On 11 December 2015 at 20:58, Fabio Estevam <festevam@gmail.com> wrote:
> > On Fri, Dec 11, 2015 at 1:24 PM, Marek Vasut <marex@denx.de> wrote:
> >> On Friday, December 11, 2015 at 03:59:14 PM, Jagan Teki wrote:
> >>> On 11 December 2015 at 02:57, Troy Kisky
> >>> <troy.kisky@boundarydevices.com>
> >> 
> >> wrote:
> >>> > If GENMASK is REALLY desired, it should be GENMASK(23,0)
> >>> > But since GENMASK is obviously more confusing, let's just revert.
> >>> > 
> >>> > This reverts commit bad490a24212c068c5b718b9189f47ea4075d078.
> >>> 
> >>> Sorry, just fix genmask why revert? because driver author has no
> >>> complaint on this, please don't just say simply "more confusing" more
> >>> over I usually prefer reverting bug fix patches.
> >> 
> >> I also agree this GENMASK() crap is confusing.
> > 
> > Agreed. A simple proof that this is confusing is that it broke the
> > fsl_qspi.c driver.
> 
> Probably your pointed at wrong h on genmask - but this wasn't be a
> proof of any global defined macro it's a mistake of using improper h
> value.

Sorry, I do not understand this sentence at all.

> If something went wrong with the patch then always ask and fix
> for proper thing and blaming global macro which used in other files is
> not a good thing.

Usage of the macro itself is so confusing that even the conversion went
wrong and introduced bugs. Clearly, using the macro is NOT an improvement.
I also vote for the revert.

Best regards,
Marek Vasut

  reply	other threads:[~2015-12-11 18:54 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-10 21:27 [U-Boot] [PATCH V2 1/1] Revert "spi: fsl_qspi: Use GENMASK" Troy Kisky
2015-12-11 14:59 ` Jagan Teki
2015-12-11 15:24   ` Marek Vasut
2015-12-11 15:28     ` Fabio Estevam
2015-12-11 15:41       ` Jagan Teki
2015-12-11 18:54         ` Marek Vasut [this message]
2015-12-14 11:21     ` Stefano Babic

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