Re: [PATCH v4 2/5] i2c:ocores: do not handle IRQ if IF is not set
From: Wolfram Sang
Date: Mon Feb 11 2019 - 05:24:40 EST
On Mon, Feb 11, 2019 at 09:31:19AM +0100, Federico Vaga wrote:
> If the Interrupt Flag (IF) is not set, we should not handle the IRQ:
> - the line can be shared with other devices
> - it can be a spurious interrupt
>
> To avoid reading twice the status register, the ocores_process() function
> expects it to be read by the caller.
>
> Signed-off-by: Federico Vaga <federico.vaga@xxxxxxx>
> Acked-by: Peter Korsgaard <peter@xxxxxxxxxxxxx>
> Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
>
Applied to for-next, thanks!
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