Thread (26 messages) 26 messages, 4 authors, 2024-08-30

Re: [PATCH v2 3/4] i2c: imx: use readb_relaxed and writeb_relaxed

From: Oleksij Rempel <o.rempel@pengutronix.de>
Date: 2024-08-30 07:37:26
Also in: imx, linux-i2c, lkml

On Mon, Aug 19, 2024 at 09:19:09AM +0200, Stefan Eichenberger wrote:
From: Stefan Eichenberger <redacted>

Use the relaxed version of readb and writeb to reduce overhead. It is
safe to use the relaxed version because we either do not rely on dma
completion, or we use a dma callback to ensure that the dma transfer is
complete before we continue.

Signed-off-by: Stefan Eichenberger <redacted>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>

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