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From: daniel.lezcano@linaro.org (Daniel Lezcano)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 06/13] ARM: at91: PIT: make IO endian agnostic
Date: Thu, 26 Mar 2015 10:54:46 +0100	[thread overview]
Message-ID: <5513D766.8020908@linaro.org> (raw)
In-Reply-To: <550FF8B3.2080708@atmel.com>

On 03/23/2015 12:27 PM, Nicolas Ferre wrote:
> Le 18/03/2015 16:53, Ben Dooks a ?crit :
>> Fix the use of __raw IO accessor with the readl/writel_relaxed versions
>> to allow the code to be used on a system running in big endian.
>>
>> Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
>> --
>> CC: Daniel Lezcano <daniel.lezcano@linaro.org>
>> CC: Thomas Gleixner <tglx@linutronix.de>
>> CC: Linux Kernel <linux-kernel@vger.kernel.org>
>> CC: Linux ARM Kernel <linux-arm-kernel@lists.infradead.org>
>> CC: Andrew Victor <linux@maxim.org.za>
>> CC: Nicolas Ferre <nicolas.ferre@atmel.com>
>
> Yes:
> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
>
> Daniel, do you want to take it?

Yep.

>> CC: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
>> ---
>>   drivers/clocksource/timer-atmel-pit.c | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/clocksource/timer-atmel-pit.c b/drivers/clocksource/timer-atmel-pit.c
>> index b5b4d45..c0304ff 100644
>> --- a/drivers/clocksource/timer-atmel-pit.c
>> +++ b/drivers/clocksource/timer-atmel-pit.c
>> @@ -61,12 +61,12 @@ static inline struct pit_data *clkevt_to_pit_data(struct clock_event_device *clk
>>
>>   static inline unsigned int pit_read(void __iomem *base, unsigned int reg_offset)
>>   {
>> -	return __raw_readl(base + reg_offset);
>> +	return readl_relaxed(base + reg_offset);
>>   }
>>
>>   static inline void pit_write(void __iomem *base, unsigned int reg_offset, unsigned long value)
>>   {
>> -	__raw_writel(value, base + reg_offset);
>> +	writel_relaxed(value, base + reg_offset);
>>   }
>>
>>   /*
>>
>
>


-- 
  <http://www.linaro.org/> Linaro.org ? Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
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WARNING: multiple messages have this Message-ID (diff)
From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Nicolas Ferre <nicolas.ferre@atmel.com>,
	Ben Dooks <ben.dooks@codethink.co.uk>,
	linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@lists.codethink.co.uk,
	Thomas Gleixner <tglx@linutronix.de>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	Andrew Victor <linux@maxim.org.za>,
	Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
	Alexandre Belloni <alexandre.belloni@free-electrons.com>,
	Boris BREZILLON <boris.brezillon@free-electrons.com>
Subject: Re: [PATCH 06/13] ARM: at91: PIT: make IO endian agnostic
Date: Thu, 26 Mar 2015 10:54:46 +0100	[thread overview]
Message-ID: <5513D766.8020908@linaro.org> (raw)
In-Reply-To: <550FF8B3.2080708@atmel.com>

On 03/23/2015 12:27 PM, Nicolas Ferre wrote:
> Le 18/03/2015 16:53, Ben Dooks a écrit :
>> Fix the use of __raw IO accessor with the readl/writel_relaxed versions
>> to allow the code to be used on a system running in big endian.
>>
>> Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
>> --
>> CC: Daniel Lezcano <daniel.lezcano@linaro.org>
>> CC: Thomas Gleixner <tglx@linutronix.de>
>> CC: Linux Kernel <linux-kernel@vger.kernel.org>
>> CC: Linux ARM Kernel <linux-arm-kernel@lists.infradead.org>
>> CC: Andrew Victor <linux@maxim.org.za>
>> CC: Nicolas Ferre <nicolas.ferre@atmel.com>
>
> Yes:
> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
>
> Daniel, do you want to take it?

Yep.

>> CC: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
>> ---
>>   drivers/clocksource/timer-atmel-pit.c | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/clocksource/timer-atmel-pit.c b/drivers/clocksource/timer-atmel-pit.c
>> index b5b4d45..c0304ff 100644
>> --- a/drivers/clocksource/timer-atmel-pit.c
>> +++ b/drivers/clocksource/timer-atmel-pit.c
>> @@ -61,12 +61,12 @@ static inline struct pit_data *clkevt_to_pit_data(struct clock_event_device *clk
>>
>>   static inline unsigned int pit_read(void __iomem *base, unsigned int reg_offset)
>>   {
>> -	return __raw_readl(base + reg_offset);
>> +	return readl_relaxed(base + reg_offset);
>>   }
>>
>>   static inline void pit_write(void __iomem *base, unsigned int reg_offset, unsigned long value)
>>   {
>> -	__raw_writel(value, base + reg_offset);
>> +	writel_relaxed(value, base + reg_offset);
>>   }
>>
>>   /*
>>
>
>


-- 
  <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog


  reply	other threads:[~2015-03-26  9:54 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-18 15:52 ATSAMA5D big endian work Ben Dooks
2015-03-18 15:53 ` [PATCH 01/13] ARM: at91: Add big endian configuration for ATSAMA5D devices Ben Dooks
2015-03-19  9:03   ` Jean-Christophe PLAGNIOL-VILLARD
2015-03-18 15:53 ` [PATCH 02/13] tty: serial: atmel: fix big-endian on ARMv7 devices Ben Dooks
2015-03-18 15:53   ` Ben Dooks
2015-03-26 21:46   ` Greg Kroah-Hartman
2015-03-26 21:46     ` Greg Kroah-Hartman
2015-03-18 15:53 ` [PATCH 03/13] ARM: at91: use readl/writel relaxed instead of __raw for big endian Ben Dooks
2015-03-18 15:53 ` [PATCH 04/13] ARM: at91: setup.c: use endian agnostic IO functions Ben Dooks
2015-03-18 15:53 ` [PATCH 05/13] ARM: at91: debug: fix debug in big endian mode Ben Dooks
2015-03-18 15:53 ` [PATCH 06/13] ARM: at91: PIT: make IO endian agnostic Ben Dooks
2015-03-18 15:53   ` Ben Dooks
2015-03-23 11:27   ` Nicolas Ferre
2015-03-23 11:27     ` Nicolas Ferre
2015-03-26  9:54     ` Daniel Lezcano [this message]
2015-03-26  9:54       ` Daniel Lezcano
2015-03-18 15:53 ` [PATCH 07/13] clocksource: tcb_clksrc: " Ben Dooks
2015-03-18 15:53   ` Ben Dooks
2015-03-26  9:55   ` Daniel Lezcano
2015-03-26  9:55     ` Daniel Lezcano
2015-03-26 11:08     ` Nicolas Ferre
2015-03-26 11:08       ` Nicolas Ferre
2015-03-26 11:38       ` Ben Dooks
2015-03-26 11:38         ` Ben Dooks
2015-03-18 15:53 ` [PATCH 08/13] rtc: at91rm9200: " Ben Dooks
2015-03-19  9:02   ` [rtc-linux] " Jean-Christophe PLAGNIOL-VILLARD
2015-03-19  9:34     ` Ben Dooks
2015-03-19 16:13   ` Nicolas Ferre
     [not found] ` <1426693992-31163-1-git-send-email-ben.dooks-4yDnlxn2s6sWdaTGBSpHTA@public.gmane.org>
2015-03-18 15:53   ` [PATCH 09/13] spi: atmel: use endian agnostic IO Ben Dooks
2015-03-18 15:53     ` Ben Dooks
     [not found]     ` <1426693992-31163-10-git-send-email-ben.dooks-4yDnlxn2s6sWdaTGBSpHTA@public.gmane.org>
2015-03-19  0:56       ` Mark Brown
2015-03-19  0:56         ` Mark Brown
2015-03-19  8:53       ` Nicolas Ferre
2015-03-19  8:53         ` Nicolas Ferre
2015-03-22 18:01       ` Mark Brown
2015-03-22 18:01         ` Mark Brown
2015-03-18 15:53 ` [PATCH 10/13] usb: gadget: atmel_usba: use endian agnostic IO on ARM Ben Dooks
2015-03-19 16:46   ` Nicolas Ferre
2015-03-19 18:50     ` Felipe Balbi
2015-03-18 15:53 ` [PATCH 11/13] can: at91_can: use endian agnostic IO accessors Ben Dooks
2015-03-18 15:53   ` Ben Dooks
2015-03-19 16:47   ` Nicolas Ferre
2015-03-19 16:47     ` Nicolas Ferre
2015-03-20  9:06   ` Marc Kleine-Budde
2015-03-20  9:06     ` Marc Kleine-Budde
2015-03-18 15:53 ` [PATCH 12/13] mmc: atmel-mci: use endian agnostic IO Ben Dooks
2015-03-18 15:53   ` Ben Dooks
2015-03-19 14:22   ` [Linux-kernel] " Ben Hutchings
2015-03-19 14:22     ` Ben Hutchings
2015-03-24 12:53     ` Ben Dooks
2015-03-24 12:53       ` Ben Dooks
2015-03-25  6:14       ` Hans-Christian Egtvedt
2015-03-25  6:14         ` Hans-Christian Egtvedt
2015-03-24 14:08   ` Ludovic Desroches
2015-03-24 14:08     ` Ludovic Desroches
2015-03-25  8:52   ` Ulf Hansson
2015-03-25  8:52     ` Ulf Hansson
2015-03-18 18:30 ` ATSAMA5D big endian work Alexandre Belloni
2015-03-19  9:34   ` Ben Dooks
2015-03-19 13:30     ` Alexandre Belloni
2015-03-20 16:58       ` Ben Dooks
2015-03-20 17:19         ` Alexandre Belloni
2015-03-20 17:29           ` Ben Dooks
2015-03-23 11:31             ` Nicolas Ferre
2015-03-19  9:42 ` [Linux-kernel] " Ben Dooks

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