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From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Lee Jones <lee.jones@linaro.org>
Cc: broonie@kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org,
	Radu Pirea <radu_nicolae.pirea@upb.ro>,
	Nicolas Ferre <nicolas.ferre@microchip.com>,
	Ludovic Desroches <ludovic.desroches@microchip.com>
Subject: Re: [PATCH v2 12/14] spi: spi-at91-usart: Remove unused OF table 'struct of_device_id'
Date: Fri, 17 Jul 2020 16:02:18 +0200	[thread overview]
Message-ID: <20200717140218.GR3428@piout.net> (raw)
In-Reply-To: <20200717135424.2442271-13-lee.jones@linaro.org>

On 17/07/2020 14:54:22+0100, Lee Jones wrote:
> The only way this driver can be probed by MFD via its parent device.
> 
> No other reference to 'microchip,at91sam9g45-usart-spi' exists in the kernel.
> 
> Fixes the following W=1 kernel build warning(s):
> 
>  drivers/spi/spi-at91-usart.c:684:34: warning: ‘at91_usart_spi_dt_ids’ defined but not used [-Wunused-const-variable=]
>  684 | static const struct of_device_id at91_usart_spi_dt_ids[] = {
>  | ^~~~~~~~~~~~~~~~~~~~~
> 
> Cc: Radu Pirea <radu_nicolae.pirea@upb.ro>
> Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
> Cc: Ludovic Desroches <ludovic.desroches@microchip.com>
> Suggested-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

> ---
>  drivers/spi/spi-at91-usart.c | 7 -------
>  1 file changed, 7 deletions(-)
> 
> diff --git a/drivers/spi/spi-at91-usart.c b/drivers/spi/spi-at91-usart.c
> index 88033422a42ae..8c8352625d232 100644
> --- a/drivers/spi/spi-at91-usart.c
> +++ b/drivers/spi/spi-at91-usart.c
> @@ -681,13 +681,6 @@ static const struct dev_pm_ops at91_usart_spi_pm_ops = {
>  			   at91_usart_spi_runtime_resume, NULL)
>  };
>  
> -static const struct of_device_id at91_usart_spi_dt_ids[] = {
> -	{ .compatible = "microchip,at91sam9g45-usart-spi"},
> -	{ /* sentinel */}
> -};
> -
> -MODULE_DEVICE_TABLE(of, at91_usart_spi_dt_ids);
> -
>  static struct platform_driver at91_usart_spi_driver = {
>  	.driver = {
>  		.name = "at91_usart_spi",
> -- 
> 2.25.1
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

WARNING: multiple messages have this Message-ID (diff)
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Lee Jones <lee.jones@linaro.org>
Cc: Radu Pirea <radu_nicolae.pirea@upb.ro>,
	linux-kernel@vger.kernel.org,
	Ludovic Desroches <ludovic.desroches@microchip.com>,
	broonie@kernel.org, linux-spi@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 12/14] spi: spi-at91-usart: Remove unused OF table 'struct of_device_id'
Date: Fri, 17 Jul 2020 16:02:18 +0200	[thread overview]
Message-ID: <20200717140218.GR3428@piout.net> (raw)
In-Reply-To: <20200717135424.2442271-13-lee.jones@linaro.org>

On 17/07/2020 14:54:22+0100, Lee Jones wrote:
> The only way this driver can be probed by MFD via its parent device.
> 
> No other reference to 'microchip,at91sam9g45-usart-spi' exists in the kernel.
> 
> Fixes the following W=1 kernel build warning(s):
> 
>  drivers/spi/spi-at91-usart.c:684:34: warning: ‘at91_usart_spi_dt_ids’ defined but not used [-Wunused-const-variable=]
>  684 | static const struct of_device_id at91_usart_spi_dt_ids[] = {
>  | ^~~~~~~~~~~~~~~~~~~~~
> 
> Cc: Radu Pirea <radu_nicolae.pirea@upb.ro>
> Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
> Cc: Ludovic Desroches <ludovic.desroches@microchip.com>
> Suggested-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

> ---
>  drivers/spi/spi-at91-usart.c | 7 -------
>  1 file changed, 7 deletions(-)
> 
> diff --git a/drivers/spi/spi-at91-usart.c b/drivers/spi/spi-at91-usart.c
> index 88033422a42ae..8c8352625d232 100644
> --- a/drivers/spi/spi-at91-usart.c
> +++ b/drivers/spi/spi-at91-usart.c
> @@ -681,13 +681,6 @@ static const struct dev_pm_ops at91_usart_spi_pm_ops = {
>  			   at91_usart_spi_runtime_resume, NULL)
>  };
>  
> -static const struct of_device_id at91_usart_spi_dt_ids[] = {
> -	{ .compatible = "microchip,at91sam9g45-usart-spi"},
> -	{ /* sentinel */}
> -};
> -
> -MODULE_DEVICE_TABLE(of, at91_usart_spi_dt_ids);
> -
>  static struct platform_driver at91_usart_spi_driver = {
>  	.driver = {
>  		.name = "at91_usart_spi",
> -- 
> 2.25.1
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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  reply	other threads:[~2020-07-17 14:02 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-17 13:54 [PATCH v2 00/14] Rid W=1 warnings in SPI Lee Jones
2020-07-17 13:54 ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 01/14] spi: spi-loopback-test: Fix formatting issues in function header blocks Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 02/14] spi: spi-bitbang: Demote obvious misuse of kerneldoc to standard comment blocks Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 03/14] spi: spi-davinci: Fix a few kerneldoc misspellings and API slippages Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 04/14] spi: spi-ep93xx: Fix API slippage Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 05/14] spi: spi-meson-spifc: Fix misdocumenting of 'dev' in 'struct meson_spifc' Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-21  8:00   ` Neil Armstrong
2020-07-21  8:00     ` Neil Armstrong
2020-07-21  8:00     ` Neil Armstrong
2020-07-17 13:54 ` [PATCH v2 06/14] spi: spi-meson-spicc: Remove set but never used variable 'data' from meson_spicc_reset_fifo() Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-21  8:01   ` Neil Armstrong
2020-07-21  8:01     ` Neil Armstrong
2020-07-21  8:01     ` Neil Armstrong
2020-07-17 13:54 ` [PATCH v2 07/14] spi: spi-s3c64xx: Add missing entries for structs 's3c64xx_spi_dma_data' and 's3c64xx_spi_dma_data' Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 08/14] spi: spi-pl022: Provide missing struct attribute/function param docs Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 09/14] spi: spi-zynq-qspi: Add description for 2 missing attributes/parameters Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 10/14] spi: spi-zynqmp-gqspi: Correct a couple of misspellings in kerneldoc Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 11/14] spi: spi-topcliff-pch: Add missing descriptions to 'struct pch_spi_data' Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 12/14] spi: spi-at91-usart: Remove unused OF table 'struct of_device_id' Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 14:02   ` Alexandre Belloni [this message]
2020-07-17 14:02     ` Alexandre Belloni
2020-07-17 13:54 ` [PATCH v2 13/14] spi: spi-pxa2xx: Do not define 'struct acpi_device_id' when !CONFIG_ACPI Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-17 13:54 ` [PATCH v2 14/14] spi: spi-amd: " Lee Jones
2020-07-17 13:54   ` Lee Jones
2020-07-20 11:12 ` [PATCH v2 00/14] Rid W=1 warnings in SPI Mark Brown
2020-07-20 11:12   ` Mark Brown

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