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From: Christian Eggers <ceggers@arri.de>
To: "Oleksij Rempel" <linux@rempel-privat.de>,
	"Shawn Guo" <shawnguo@kernel.org>,
	"Sascha Hauer" <s.hauer@pengutronix.de>,
	"Fabio Estevam" <festevam@gmail.com>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>,
	NXP Linux Team <linux-imx@nxp.com>, <linux-i2c@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>
Subject: [PATCH v3 0/3] i2c: imx: Fix handling of arbitration loss
Date: Tue, 6 Oct 2020 12:51:32 +0200
Message-ID: <20201006105135.28985-1-ceggers@arri.de> (raw)
In-Reply-To: <20201006060528.drh2yoo2dklyntez@pengutronix.de>

On Tuesday, 6 October 2020, 08:05:28 CEST, Uwe Kleine-König wrote:
> Could we please move clearing an irq to a dedicated function? Such that
> it looks like:
> 
> 	/* check for arbitration lost */
> 	if (temp & I2SR_IAL) {
> 		i2c_imx_clear_irq(i2c_imx, I2SR_IAL);
> 		return -EAGAIN;
> 	}
done

Changes in v2:
---------------
- Don't accidently clear additional status flags on Vybrid
  (reported by Uwe Kleine-Koenig)

Changes in v3:
---------------
- dedicated function for clearing an irq



  reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-02 15:23 [PATCH v2 " Christian Eggers
2020-10-02 15:23 ` [PATCH v2 1/3] i2c: imx: Fix reset of I2SR_IAL flag Christian Eggers
2020-10-05  8:05   ` Krzysztof Kozlowski
2020-10-06  6:05   ` Uwe Kleine-König
2020-10-06 10:51     ` Christian Eggers [this message]
2020-10-06 10:51       ` [PATCH v3 " Christian Eggers
2020-10-06 12:06         ` David Laight
2020-10-06 12:30           ` Christian Eggers
2020-10-06 12:46           ` Uwe Kleine-König
2020-10-06 12:52             ` David Laight
2020-10-06 10:51       ` [PATCH v3 2/3] i2c: imx: Check for I2SR_IAL after every byte Christian Eggers
2020-10-06 10:51       ` [PATCH v3 3/3] i2c: imx: Don't generate STOP condition if arbitration has been lost Christian Eggers
2020-10-02 15:23 ` [PATCH v2 2/3] i2c: imx: Check for I2SR_IAL after every byte Christian Eggers
2020-10-05  8:07   ` Krzysztof Kozlowski
2020-10-05  9:25     ` Christian Eggers
2020-10-02 15:23 ` [PATCH v2 3/3] i2c: imx: Don't generate STOP condition if arbitration has been lost Christian Eggers
2020-10-05  8:16   ` Krzysztof Kozlowski

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