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From: Stephen Boyd <sboyd@kernel.org>
To: Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Clement Leger <clement.leger@bootlin.com>,
	Ludovic Desroches <ludovic.desroches@microchip.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Clement Leger <clement.leger@bootlin.com>
Subject: Re: [PATCH] clk: at91: check pmc node status before registering syscore ops
Date: Tue, 14 Sep 2021 15:03:01 -0700	[thread overview]
Message-ID: <163165698139.763609.11633047159530535523@swboyd.mtv.corp.google.com> (raw)
In-Reply-To: <20210913082633.110168-1-clement.leger@bootlin.com>

Quoting Clement Leger (2021-09-13 01:26:33)
> Currently, at91 pmc driver always register the syscore_ops whatever
> the status of the pmc node that has been found. When set as secure
> and disabled, the pmc should not be accessed or this will generate
> abort exceptions.
> To avoid this, add a check on node availability before registering
> the syscore operations.
> 
> Signed-off-by: Clement Leger <clement.leger@bootlin.com>

Any Fixes tag?

WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@kernel.org>
To: Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Clement Leger <clement.leger@bootlin.com>,
	Ludovic Desroches <ludovic.desroches@microchip.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Clement Leger <clement.leger@bootlin.com>
Subject: Re: [PATCH] clk: at91: check pmc node status before registering syscore ops
Date: Tue, 14 Sep 2021 15:03:01 -0700	[thread overview]
Message-ID: <163165698139.763609.11633047159530535523@swboyd.mtv.corp.google.com> (raw)
In-Reply-To: <20210913082633.110168-1-clement.leger@bootlin.com>

Quoting Clement Leger (2021-09-13 01:26:33)
> Currently, at91 pmc driver always register the syscore_ops whatever
> the status of the pmc node that has been found. When set as secure
> and disabled, the pmc should not be accessed or this will generate
> abort exceptions.
> To avoid this, add a check on node availability before registering
> the syscore operations.
> 
> Signed-off-by: Clement Leger <clement.leger@bootlin.com>

Any Fixes tag?

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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2021-09-14 22:03 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-13  8:26 [PATCH] clk: at91: check pmc node status before registering syscore ops Clément Léger
2021-09-13  8:26 ` Clément Léger
2021-09-13 10:06 ` Nicolas Ferre
2021-09-13 10:06   ` Nicolas Ferre
2021-09-13 13:38 ` Claudiu.Beznea
2021-09-13 13:38   ` Claudiu.Beznea
2021-09-14 22:03 ` Stephen Boyd [this message]
2021-09-14 22:03   ` Stephen Boyd
2021-09-15  6:15   ` Clément Léger
2021-09-15  6:15     ` Clément Léger
2021-10-08  3:48 ` Stephen Boyd
2021-10-08  3:48   ` Stephen Boyd

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