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From: masonccyang@mxic.com.tw
To: "Boris Brezillon" <boris.brezillon@collabora.com>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	christophe.kerello@st.com, richard@nod.at, bbrezillon@kernel.org,
	juliensu@mxic.com.tw, lee.jones@linaro.org,
	linux-kernel@vger.kernel.org, robh+dt@kernel.org,
	paul@crapouillou.net, marek.vasut@gmail.com,
	paul.burton@mips.com, liang.yang@amlogic.com,
	linux-mtd@lists.infradead.org, stefan@agner.ch,
	miquel.raynal@bootlin.com, anders.roxell@linaro.org,
	computersforpeace@gmail.com, dwmw2@infradead.org,
	vigneshr@ti.com
Subject: Re: [PATCH v6 1/2] mtd: rawnand: Add Macronix raw NAND controller driver
Date: Fri, 16 Aug 2019 18:10:47 +0800
Message-ID: <OFE8EA3122.5F3A0829-ON48258458.00375F0F-48258458.0037EBA6@mxic.com.tw> (raw)
In-Reply-To: <20190801082233.759f6ae9@collabora.com>


Hi Boris, 

> > +
> > +static int  mxic_nfc_wait_ready(struct nand_chip *chip)
> > +{
> > +   struct mxic_nand_ctlr *nfc = nand_get_controller_data(chip);
> > +   u32 sts;
> > +
> > +   return readl_poll_timeout(nfc->regs + INT_STS, sts,
> > +              sts & INT_RDY_PIN, 0, USEC_PER_SEC);
> 
> You're not using interrupts at all? For things like R/B wait it's
> usually a good thing to rely on interrupts instead of status-polling.
> 

Have updated it and I will patch using interrupts instead of polling.

thanks for your comments.

best regards,
Mason



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Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-01  3:55 [PATCH v6 0/2] " Mason Yang
2019-08-01  3:55 ` [PATCH v6 1/2] mtd: rawnand: " Mason Yang
2019-08-01  6:22   ` Boris Brezillon
2019-08-05  9:21     ` masonccyang
2019-08-16 10:10     ` masonccyang [this message]
2019-08-01  3:55 ` [PATCH v6 2/2] dt-bindings: mtd: Document Macronix raw NAND controller bindings Mason Yang
2019-08-01  5:57   ` Boris Brezillon
2019-08-01  9:17     ` masonccyang
2019-08-01  9:23       ` Boris Brezillon
2019-08-01  7:13   ` Miquel Raynal
2019-08-01  9:32     ` masonccyang
2019-08-01  9:36       ` Miquel Raynal

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