From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 955A32DEA7A; Sat, 31 Jan 2026 16:45:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769877932; cv=none; b=rNTdHBIJBv2U75L8AqCQqAUjCVqZw765h8K4REmqueeY652W2+Lj20L3d1SCXHObnnbbfFf+rnebkcXRVO99NGnFZjqxQ7C8U4oqu9IaJs/IBQqPXxsDXNe7+NhiiI9CYONxs486L8rEcasM1YF9S9X2hZbGP2N7q7rQCHBuO7g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769877932; c=relaxed/simple; bh=YRNNboMA42Rg8JXJNEe3s09TLdrWGIdAUFc72lUOX0M=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=IkB8A5UHBX4eLYpupVZLAai4WZ5rKlv9u1db4hKrq9quVaCnftRRxyaAa3MB8zxdrnzdOeeVE0dChRm8X1+cMxbV7LNVwu33oKA7bIzqJ1bJrWrRYvACyF5KOJBRn/W3k8xYvViBnZ0615Kfdaj+1Q0FAPgL2Q3CloH5YprPUS0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FRv89Blx; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FRv89Blx" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 791D2C4CEF1; Sat, 31 Jan 2026 16:45:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769877932; bh=YRNNboMA42Rg8JXJNEe3s09TLdrWGIdAUFc72lUOX0M=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=FRv89Blxzku1tdaroBO1cASK5KDvnvnudJZ3CHfeI14xyEeSWjT3uOiBCwPAX5N4r y7QddbAwuC8GTNrxFIekSbCXP7edHxUxlrrzsWfTBTe5IKMLYltF7J2+u+GVHKc8uE e7I9LmhufIl5nW+ADAOki/49AdApE8+rTbt6mIVpWX/mn+X6xZCxtEBx/baj4Dimjv +oZSA+ChGInokaCcp+W+MmmehQaMTiZuVsFRMysZIjzqF9T9Vbzdgm2Qz+yhXatpcV 5CbPoD9ZjcQVeSXLeKkbAHtVokN3ZO+RykrANDy9Iqyfj/2tt4lYyQMQrOLbsRMsz8 inSQEf2WaCxAg== Date: Sat, 31 Jan 2026 16:45:23 +0000 From: Jonathan Cameron To: Jean-Baptiste Maneyrol via B4 Relay Cc: jean-baptiste.maneyrol@tdk.com, David Lechner , Nuno =?UTF-8?B?U8Oh?= , Andy Shevchenko , Jean-Baptiste Maneyrol , Jonathan Cameron , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] iio: imu: inv_icm42600: fix odr switch to the same value Message-ID: <20260131164523.18a9ecb1@jic23-huawei> In-Reply-To: <20260130-inv-icm42600-fix-odr-change-v1-1-347a03a57fa1@tdk.com> References: <20260130-inv-icm42600-fix-odr-change-v1-1-347a03a57fa1@tdk.com> X-Mailer: Claws Mail 4.3.1 (GTK 3.24.51; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 30 Jan 2026 16:38:47 +0100 Jean-Baptiste Maneyrol via B4 Relay wrote: > From: Jean-Baptiste Maneyrol > > ODR switch is done in 2 steps when FIFO is on : change the ODR register > value and acknowledge change when reading the FIFO ODR change flag. > When we are switching to the same odr value, we end up waiting for a > FIFO ODR flag that is never happening. > > Fix the issue by doing nothing and exiting properly when we are > switching to the same ODR value. > > Fixes: ec74ae9fd37c ("iio: imu: inv_icm42600: add accurate timestamping") > Signed-off-by: Jean-Baptiste Maneyrol > Cc: stable@vger.kernel.org Given we are very close to the merge window and I have the main pull request set up already, I'm going to apply this to a local fixes branch that I'll rebase and push out in a few weeks time. So there should be nothing else to do here, but you won't see it in linux-next for a little while. Maybe if I get a bunch of fixes I'll do a second pull request to Greg to line up for the merge window. thanks, Jonathan