From: Peter Korsgaard <jacmet@sunsite.dk>
To: Federico Vaga <federico.vaga@cern.ch>
Cc: linux-i2c <linux-i2c@vger.kernel.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] i2c:ocores: do not handle IRQ if IF is not set
Date: Sun, 21 Oct 2018 16:12:10 +0200 [thread overview]
Message-ID: <CACXmViZZ3SBPbV4AXK6EsJPfD5TJqEU_-Q36+vz5LxTk_pzq4A@mail.gmail.com> (raw)
In-Reply-To: <20180625161303.7991-3-federico.vaga@cern.ch>
On Mon, Jun 25, 2018 at 6:14 PM Federico Vaga <federico.vaga@cern.ch> 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@cern.ch>
Looks good.
Acked-by: Peter Korsgaard <peter@korsgaard.com>
--
Bye, Peter Korsgaard
next prev parent reply other threads:[~2018-10-21 14:12 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-25 16:13 i2c:ocores: fixes and polling mechanism Federico Vaga
2018-06-25 16:13 ` [PATCH 1/3] i2c:ocores: stop transfer on timeout Federico Vaga
2018-10-21 14:10 ` Peter Korsgaard
2018-10-24 14:51 ` Federico Vaga
2018-10-26 17:46 ` Peter Korsgaard
2018-10-25 7:42 ` Federico Vaga
2018-06-25 16:13 ` [PATCH 2/3] i2c:ocores: do not handle IRQ if IF is not set Federico Vaga
2018-10-21 14:12 ` Peter Korsgaard [this message]
2018-10-29 8:53 ` Wolfram Sang
2018-10-29 14:27 ` Federico Vaga
2018-06-25 16:13 ` [PATCH 3/3] i2c:ocores: add polling interface Federico Vaga
2018-10-21 14:39 ` Peter Korsgaard
2018-10-24 9:51 ` Federico Vaga
2018-10-26 17:45 ` Peter Korsgaard
2018-10-29 8:50 ` Federico Vaga
2018-10-29 13:04 ` Peter Korsgaard
2018-10-29 13:11 ` Federico Vaga
2018-10-25 7:47 ` Federico Vaga
2018-08-11 17:13 ` i2c:ocores: fixes and polling mechanism Federico Vaga
2018-08-12 15:34 ` Wolfram Sang
2018-08-22 16:16 ` Peter Korsgaard
2018-09-17 16:42 ` Wolfram Sang
2018-09-19 5:15 ` Peter Korsgaard
2018-09-19 6:51 ` Wolfram Sang
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