From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Pengpeng Hou <pengpeng@iscas.ac.cn>
Cc: Frank Li <Frank.Li@nxp.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
linux-i3c@lists.infradead.org, imx@lists.linux.dev,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] i3c: master: svc: report timeout waiting for STOP idle
Date: Tue, 23 Jun 2026 11:16:22 +0200 [thread overview]
Message-ID: <87y0g5mxax.fsf@bootlin.com> (raw)
In-Reply-To: <20260623060821.23238-1-pengpeng@iscas.ac.cn> (Pengpeng Hou's message of "Tue, 23 Jun 2026 14:08:21 +0800")
Hello,
On 23/06/2026 at 14:08:21 +08, Pengpeng Hou <pengpeng@iscas.ac.cn> wrote:
> svc_i3c_master_xfer() emits STOP or force-exit for the final transfer
> and then waits for the controller state to become idle, but ignores
> readl_poll_timeout(). The function can therefore return success while
> the controller is still not idle.
>
> Return the idle-wait error through the existing warning/FIFO cleanup
> path so the caller observes the failed transfer without emitting a
> second STOP after the final STOP or force-exit has already been sent.
>
> Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Thanks,
Miquèl
next prev parent reply other threads:[~2026-06-23 9:16 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-23 6:08 [PATCH] i3c: master: svc: report timeout waiting for STOP idle Pengpeng Hou
2026-06-23 6:25 ` sashiko-bot
2026-06-23 9:16 ` Miquel Raynal [this message]
2026-06-23 14:23 ` Frank Li
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