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From: nicolas.ferre@atmel.com (Nicolas Ferre)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/9] ARM: at91/snapper9260: move gpio_to_irq out of structure initialization
Date: Tue, 14 Feb 2012 10:04:08 +0100	[thread overview]
Message-ID: <4F3A2388.7060801@atmel.com> (raw)
In-Reply-To: <4F396C4C.9060108@gmail.com>

On 02/13/2012 09:02 PM, Ryan Mallon :
> On 14/02/12 01:43, Nicolas Ferre wrote:
> 
>> gpio_to_irq() implementation will be moved from a macro to a
>> plain function: we cannot use it in a structure initialization
>> anymore.
> 
> What was the reason for the change? It was originally a macro for 
> exactly this reason.

Linux vIRQ numbers will be allocated dynamically when switching to
irqdomains. That will prevent the use of a static operation in a macro.

> Reviewed-by: Ryan Mallon <rmallon@gmail.com>

Thanks.

>> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
>> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
>> Cc: rmallon at gmail.com
>> ---
>>  arch/arm/mach-at91/board-snapper9260.c |   10 +++++++---
>>  1 files changed, 7 insertions(+), 3 deletions(-)
>>
>> diff --git a/arch/arm/mach-at91/board-snapper9260.c b/arch/arm/mach-at91/board-snapper9260.c
>> index 4770db0..3c2e3fc 100644
>> --- a/arch/arm/mach-at91/board-snapper9260.c
>> +++ b/arch/arm/mach-at91/board-snapper9260.c
>> @@ -145,11 +145,11 @@ static struct i2c_board_info __initdata snapper9260_i2c_devices[] = {
>>  		/* Audio codec */
>>  		I2C_BOARD_INFO("tlv320aic23", 0x1a),
>>  	},
>> -	{
>> +};
>> +
>> +static struct i2c_board_info __initdata snapper9260_i2c_isl1208 = {
>>  		/* RTC */
>>  		I2C_BOARD_INFO("isl1208", 0x6f),
>> -		.irq = gpio_to_irq(AT91_PIN_PA31),
>> -	},
>>  };
>>  
>>  static void __init snapper9260_add_device_nand(void)
>> @@ -163,6 +163,10 @@ static void __init snapper9260_board_init(void)
>>  {
>>  	at91_add_device_i2c(snapper9260_i2c_devices,
>>  			    ARRAY_SIZE(snapper9260_i2c_devices));
>> +
>> +	snapper9260_i2c_isl1208.irq = gpio_to_irq(AT91_PIN_PA31);
>> +	i2c_register_board_info(0, &snapper9260_i2c_isl1208, 1);
>> +
>>  	at91_add_device_serial();
>>  	at91_add_device_usbh(&snapper9260_usbh_data);
>>  	at91_add_device_udc(&snapper9260_udc_data);
> 
> 
> 


-- 
Nicolas Ferre

WARNING: multiple messages have this Message-ID (diff)
From: Nicolas Ferre <nicolas.ferre@atmel.com>
To: Ryan Mallon <rmallon@gmail.com>
Cc: plagnioj@jcrosoft.com, linux-arm-kernel@lists.infradead.org,
	grant.likely@secretlab.ca, rob.herring@calxeda.com,
	tglx@linutronix.de, devicetree-discuss@lists.ozlabs.org,
	avictor.za@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/9] ARM: at91/snapper9260: move gpio_to_irq out of structure initialization
Date: Tue, 14 Feb 2012 10:04:08 +0100	[thread overview]
Message-ID: <4F3A2388.7060801@atmel.com> (raw)
In-Reply-To: <4F396C4C.9060108@gmail.com>

On 02/13/2012 09:02 PM, Ryan Mallon :
> On 14/02/12 01:43, Nicolas Ferre wrote:
> 
>> gpio_to_irq() implementation will be moved from a macro to a
>> plain function: we cannot use it in a structure initialization
>> anymore.
> 
> What was the reason for the change? It was originally a macro for 
> exactly this reason.

Linux vIRQ numbers will be allocated dynamically when switching to
irqdomains. That will prevent the use of a static operation in a macro.

> Reviewed-by: Ryan Mallon <rmallon@gmail.com>

Thanks.

>> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
>> Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
>> Cc: rmallon@gmail.com
>> ---
>>  arch/arm/mach-at91/board-snapper9260.c |   10 +++++++---
>>  1 files changed, 7 insertions(+), 3 deletions(-)
>>
>> diff --git a/arch/arm/mach-at91/board-snapper9260.c b/arch/arm/mach-at91/board-snapper9260.c
>> index 4770db0..3c2e3fc 100644
>> --- a/arch/arm/mach-at91/board-snapper9260.c
>> +++ b/arch/arm/mach-at91/board-snapper9260.c
>> @@ -145,11 +145,11 @@ static struct i2c_board_info __initdata snapper9260_i2c_devices[] = {
>>  		/* Audio codec */
>>  		I2C_BOARD_INFO("tlv320aic23", 0x1a),
>>  	},
>> -	{
>> +};
>> +
>> +static struct i2c_board_info __initdata snapper9260_i2c_isl1208 = {
>>  		/* RTC */
>>  		I2C_BOARD_INFO("isl1208", 0x6f),
>> -		.irq = gpio_to_irq(AT91_PIN_PA31),
>> -	},
>>  };
>>  
>>  static void __init snapper9260_add_device_nand(void)
>> @@ -163,6 +163,10 @@ static void __init snapper9260_board_init(void)
>>  {
>>  	at91_add_device_i2c(snapper9260_i2c_devices,
>>  			    ARRAY_SIZE(snapper9260_i2c_devices));
>> +
>> +	snapper9260_i2c_isl1208.irq = gpio_to_irq(AT91_PIN_PA31);
>> +	i2c_register_board_info(0, &snapper9260_i2c_isl1208, 1);
>> +
>>  	at91_add_device_serial();
>>  	at91_add_device_usbh(&snapper9260_usbh_data);
>>  	at91_add_device_udc(&snapper9260_udc_data);
> 
> 
> 


-- 
Nicolas Ferre

  reply	other threads:[~2012-02-14  9:04 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-13 14:43 [PATCH 0/9] ARM: at91: irqdomain and device tree for AIC and GPIO Nicolas Ferre
2012-02-13 14:43 ` Nicolas Ferre
2012-02-13 14:43 ` [PATCH v5 1/9] ARM: at91/aic: add irq domain and device tree support Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 22:10   ` Rob Herring
2012-02-13 22:10     ` Rob Herring
2012-02-14 10:24     ` Nicolas Ferre
2012-02-14 10:24       ` Nicolas Ferre
2012-02-14 14:11       ` Rob Herring
2012-02-14 14:11         ` Rob Herring
2012-02-17  9:26         ` Nicolas Ferre
2012-02-17  9:26           ` Nicolas Ferre
2012-02-17  9:26           ` Nicolas Ferre
2012-02-13 14:43 ` [PATCH 2/9] ARM: at91/snapper9260: move gpio_to_irq out of structure initialization Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 20:02   ` Ryan Mallon
2012-02-13 20:02     ` Ryan Mallon
2012-02-14  9:04     ` Nicolas Ferre [this message]
2012-02-14  9:04       ` Nicolas Ferre
2012-02-14  9:48     ` Russell King - ARM Linux
2012-02-14  9:48       ` Russell King - ARM Linux
2012-02-13 14:43 ` [PATCH 3/9] ARM/USB: at91/ohci-at91: remove the use of irq_to_gpio Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-17  9:41   ` Nicolas Ferre
2012-02-17  9:41     ` Nicolas Ferre
2012-02-17  9:41     ` Nicolas Ferre
2012-02-17 16:59     ` Greg Kroah-Hartman
2012-02-17 16:59       ` Greg Kroah-Hartman
2012-02-13 14:43 ` [PATCH 4/9] ARM: at91/gpio: change comments and one variable name Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43 ` [PATCH v5 5/9] ARM: at91/gpio: add irqdomain and DT support Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43 ` [PATCH 6/9] ARM: at91/gpio: non-DT builds do not have gpio_chip.of_node field Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43 ` [PATCH 7/9] ARM: at91/gpio: add .to_irq gpio_chip handler Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43 ` [PATCH 8/9] ARM: at91/gpio: remove the static specification of gpio_chip.base Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-13 14:43 ` [PATCH 9/9] ARM: at91/board-dt: remove AIC irq domain from board file Nicolas Ferre
2012-02-13 14:43   ` Nicolas Ferre
2012-02-17  9:27 ` [PATCH] ARM: at91: AIC and GPIO IRQ device tree initilization Nicolas Ferre
2012-02-17  9:27   ` Nicolas Ferre
2012-02-21 10:06   ` Nicolas Ferre
2012-02-21 10:06     ` Nicolas Ferre
2012-02-21 10:06     ` Nicolas Ferre
2012-02-21 10:16     ` Russell King - ARM Linux
2012-02-21 10:16       ` Russell King - ARM Linux
2012-02-21 10:16       ` Russell King - ARM Linux
2012-02-21 14:07   ` Rob Herring
2012-02-21 14:07     ` Rob Herring
2012-02-22  9:07     ` Nicolas Ferre
2012-02-22  9:07       ` Nicolas Ferre

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