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From: <gregkh@linuxfoundation.org>
To: mw@semihalf.com, gregkh@linuxfoundation.org, sboyd@codeaurora.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "clk: mvebu: fix setting unwanted flags in CP110 gate clock" has been added to the 4.8-stable tree
Date: Thu, 20 Oct 2016 16:25:17 +0200	[thread overview]
Message-ID: <1476973517233182@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    clk: mvebu: fix setting unwanted flags in CP110 gate clock

to the 4.8-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     clk-mvebu-fix-setting-unwanted-flags-in-cp110-gate-clock.patch
and it can be found in the queue-4.8 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From ad715b268a501533ecb2e891a624841d1bb5137c Mon Sep 17 00:00:00 2001
From: Marcin Wojtas <mw@semihalf.com>
Date: Wed, 21 Sep 2016 11:05:57 +0200
Subject: clk: mvebu: fix setting unwanted flags in CP110 gate clock

From: Marcin Wojtas <mw@semihalf.com>

commit ad715b268a501533ecb2e891a624841d1bb5137c upstream.

Armada CP110 system controller comprises its own routine responsble
for registering gate clocks. Among others 'flags' field in
struct clk_init_data was not set, using a random values, which
may cause an unpredicted behavior.

This patch fixes the problem by resetting all fields of clk_init_data
before assigning values for all gated clocks of Armada 7k/8k SoCs family.

Fixes: d3da3eaef7f4 ("clk: mvebu: new driver for Armada CP110 system ...")
Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/clk/mvebu/cp110-system-controller.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/clk/mvebu/cp110-system-controller.c
+++ b/drivers/clk/mvebu/cp110-system-controller.c
@@ -142,6 +142,8 @@ static struct clk *cp110_register_gate(c
 	if (!gate)
 		return ERR_PTR(-ENOMEM);
 
+	memset(&init, 0, sizeof(init));
+
 	init.name = name;
 	init.ops = &cp110_gate_ops;
 	init.parent_names = &parent_name;


Patches currently in stable-queue which might be from mw@semihalf.com are

queue-4.8/clk-mvebu-dynamically-allocate-resources-in-armada-cp110-system-controller.patch
queue-4.8/clk-mvebu-fix-setting-unwanted-flags-in-cp110-gate-clock.patch

                 reply	other threads:[~2016-10-20 14:25 UTC|newest]

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