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From: Miquel RAYNAL <miquel.raynal@free-electrons.com>
To: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>,
	Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Kamal Dasu <kdasu.kdev@gmail.com>,
	Richard Weinberger <richard@nod.at>,
	Antoine Tenart <antoine.tenart@free-electrons.com>,
	Cyrille Pitchen <cyrille.pitchen@wedev4u.fr>,
	Stefan Agner <stefan@agner.ch>,
	Wenyou Yang <wenyou.yang@atmel.com>,
	Nadav Haklai <nadavh@marvell.com>,
	Marek Vasut <marek.vasut@gmail.com>,
	David Woodhouse <dwmw2@infradead.org>,
	Rob Herring <robh+dt@kernel.org>,
	linux-mtd <linux-mtd@lists.infradead.org>,
	Ezequiel Garcia <ezequiel.garcia@free-electrons.com>,
	Gregory Clement <gregory.clement@free-electrons.com>,
	Han Xu <han.xu@nxp.com>,
	Brian Norris <computersforpeace@gmail.com>,
	Robert Jarzmik <robert.jarzmik@free.fr>,
	Josh Wu <rainyfeeling@outlook.com>
Subject: Re: [RFC PATCH v2 1/6] mtd: nand: provide several helpers to do common NAND operations
Date: Thu, 30 Nov 2017 14:48:39 +0100	[thread overview]
Message-ID: <20171130144839.08b8b7ce@xps13> (raw)
In-Reply-To: <CAK7LNARFHqg+EE6m0pxx7Pbs+p-w+W0MMtu4kgXLNBhfeycXVA@mail.gmail.com>

Hi Sean, Boris,

> >> Theoretically, there could be three cases:
> >>   [1] INTR__ERASE_COMP interrupt is asserted
> >>   [2] INTR__ERASE_FAIL interrupt is asserted
> >>   [3] Nothing is asserted (bailout by timeout)  
> >
> > Well, ideally we should have something like:
> >
> >         if (irq_status & INTR__ERASE_COMP)
> >                 return 0;
> >         else if (irq_status & INTR__ERASE_FAIL)
> >                 return -EIO;
> >
> >         return -ETIMEDOUT;
> >
> > But let's keep the existing behavior (return -EIO in case of
> > timeout). 
> 
> 
> I agree with this change,
> but it should also be done in a separate work.
> 
> 

Ok, I will stick to Boris' first solution and put this aside.

Patches will come very soon.

Thank you both,
Miquèl

  reply	other threads:[~2017-11-30 13:49 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-07 14:54 [RFC PATCH v2 0/6] Marvell NAND controller rework with ->exec_op() Miquel Raynal
2017-11-07 14:54 ` [RFC PATCH v2 1/6] mtd: nand: provide several helpers to do common NAND operations Miquel Raynal
2017-11-08 10:48   ` Boris Brezillon
2017-11-08 16:37   ` Boris Brezillon
2017-11-30  7:44   ` Masahiro Yamada
2017-11-30  8:18     ` Boris Brezillon
2017-11-30 10:38       ` Masahiro Yamada
2017-11-30 13:48         ` Miquel RAYNAL [this message]
2017-11-07 14:54 ` [RFC PATCH v2 2/6] mtd: nand: force drivers to explicitly send READ/PROG commands Miquel Raynal
2017-11-08 14:23   ` Boris Brezillon
2017-11-07 14:54 ` [RFC PATCH v2 3/6] mtd: nand: use a static data_interface in the nand_chip structure Miquel Raynal
2017-11-08 14:54   ` Boris Brezillon
2017-11-07 14:54 ` [RFC PATCH v2 4/6] mtd: nand: add ->exec_op() implementation Miquel Raynal
2017-11-08 16:31   ` Boris Brezillon
2017-11-07 14:54 ` [RFC PATCH v2 5/6] dt-bindings: mtd: add Marvell NAND controller documentation Miquel Raynal
2017-11-07 14:54 ` [RFC PATCH v2 6/6] mtd: nand: add reworked Marvell NAND controller driver Miquel Raynal

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