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Re: [PATCH v2] drm: tilcdc: tilcdc_tfp410: make of_device_ids const.

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On 06/28/17 08:42, Arvind Yadav wrote:
> of_device_ids are not supposed to change at runtime. All functions
> working with of_device_ids provided by <linux/of.h> work with const
> of_device_ids. So mark the non-const structs as const.
> 
> File size before:
>    text	   data	    bss	    dec	    hex	filename
>    1496	    592	      0	   2088	    828	drivers/gpu/drm/tilcdc/tilcdc_tfp410.o
> 
> File size after constify:
>    text	   data	    bss	    dec	    hex	filename
>    1880	    176	      0	   2056	    808	drivers/gpu/drm/tilcdc/tilcdc_tfp410.o
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>


Thanks, I pick this up and push it in next merge window (for 4.14).
However, both this and the bundled panel driver is going away as soon as
I have time to do it, but it is unlikely to happen before v4.14.

Best regards,
Jyri


> ---
> Changes in v1:
>               Subject was not correct.
> 
>  drivers/gpu/drm/tilcdc/tilcdc_tfp410.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
> index aabfad8..236ca1e 100644
> --- a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
> +++ b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c
> @@ -290,8 +290,6 @@ static int tfp410_modeset_init(struct tilcdc_module *mod, struct drm_device *dev
>   * Device:
>   */
>  
> -static struct of_device_id tfp410_of_match[];
> -
>  static int tfp410_probe(struct platform_device *pdev)
>  {
>  	struct device_node *node = pdev->dev.of_node;
> @@ -376,7 +374,7 @@ static int tfp410_remove(struct platform_device *pdev)
>  	return 0;
>  }
>  
> -static struct of_device_id tfp410_of_match[] = {
> +static const struct of_device_id tfp410_of_match[] = {
>  		{ .compatible = "ti,tilcdc,tfp410", },
>  		{ },
>  };
> 

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Re: [PATCH v2] drm: tilcdc: tilcdc_tfp410: make of_device_ids const. Jyri Sarha <jsarha@ti.com> - 2017-07-03 22:40 +0200

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