linux-kernel - Re: [RFC 01/47] mtd: nand: export useful functions from core driver

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Message-ID: <20140325125755.GD665@arch.cereza>
Date:	Tue, 25 Mar 2014 09:57:55 -0300
From:	Ezequiel Garcia <ezequiel.garcia@...e-electrons.com>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	angus.clark@...com, kernel@...inux.com,
	linux-mtd@...ts.infradead.org, pekon@...com,
	computersforpeace@...il.com, dwmw2@...radead.org
Subject: Re: [RFC 01/47] mtd: nand: export useful functions from core driver

On Mar 25, Lee Jones wrote:
> These functions are utilised by the STM BCH NAND Controller driver.
> 
[..]
> -static int nand_suspend(struct mtd_info *mtd)
> +int nand_suspend(struct mtd_info *mtd)
>  {
>  	return nand_get_device(mtd, FL_PM_SUSPENDED);
>  }
> +EXPORT_SYMBOL(nand_suspend);
>  
>  /**
>   * nand_resume - [MTD Interface] Resume the NAND flash
>   * @mtd: MTD device structure
>   */
> -static void nand_resume(struct mtd_info *mtd)
> +void nand_resume(struct mtd_info *mtd)
>  {
>  	struct nand_chip *chip = mtd->priv;
>  
> @@ -2776,6 +2779,7 @@ static void nand_resume(struct mtd_info *mtd)
>  		pr_err("%s called for a chip which is not in suspended state\n",
>  			__func__);
>  }
> +EXPORT_SYMBOL(nand_resume);
>  

The patch that adds the PM support for the driver makes no use of these.

Can you detail why do you need to export these?
-- 
Ezequiel García, Free Electrons
Embedded Linux, Kernel and Android Engineering
http://free-electrons.com
--
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