From: <gregkh@linuxfoundation.org>
To: ruanjinjie@huawei.com,andi.shyti@kernel.org,stable@vger.kernel.org
Cc: <stable@vger.kernel.org>
Subject: FAILED: patch "[PATCH] i2c: xiic: Fix pm_runtime_set_suspended() with runtime pm" failed to apply to 6.1-stable tree
Date: Mon, 07 Oct 2024 11:27:32 +0200 [thread overview]
Message-ID: <2024100732-swoop-math-2863@gregkh> (raw)
The patch below does not apply to the 6.1-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.
To reproduce the conflict and resubmit, you may use the following commands:
git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.1.y
git checkout FETCH_HEAD
git cherry-pick -x 0c8d604dea437b69a861479b413d629bc9b3da70
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2024100732-swoop-math-2863@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^..
Possible dependencies:
0c8d604dea43 ("i2c: xiic: Fix pm_runtime_set_suspended() with runtime pm enabled")
8390dc7477e4 ("i2c: xiic: Use devm_clk_get_enabled()")
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From 0c8d604dea437b69a861479b413d629bc9b3da70 Mon Sep 17 00:00:00 2001
From: Jinjie Ruan <ruanjinjie@huawei.com>
Date: Mon, 23 Sep 2024 11:42:50 +0800
Subject: [PATCH] i2c: xiic: Fix pm_runtime_set_suspended() with runtime pm
enabled
It is not valid to call pm_runtime_set_suspended() for devices
with runtime PM enabled because it returns -EAGAIN if it is enabled
already and working. So, call pm_runtime_disable() before to fix it.
Fixes: 36ecbcab84d0 ("i2c: xiic: Implement power management")
Cc: <stable@vger.kernel.org> # v4.6+
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
index 4c89aad02451..1d68177241a6 100644
--- a/drivers/i2c/busses/i2c-xiic.c
+++ b/drivers/i2c/busses/i2c-xiic.c
@@ -1337,8 +1337,8 @@ static int xiic_i2c_probe(struct platform_device *pdev)
return 0;
err_pm_disable:
- pm_runtime_set_suspended(&pdev->dev);
pm_runtime_disable(&pdev->dev);
+ pm_runtime_set_suspended(&pdev->dev);
return ret;
}
reply other threads:[~2024-10-07 9:27 UTC|newest]
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