[U-Boot] [PATCH 3/3] dm: mmc: Avoid probing block devices in find_mmc_device()

[Tom Rini <trini@konsulko.com>]

On Sat, May 27, 2017 at 11:37:19AM -0600, Simon Glass wrote:

> We do not need to probe the block device here, so avoid doing so. The MMC
> device itself must be active, but the block device can come later.
> 
> Signed-off-by: Simon Glass <sjg@chromium.org>
> ---
> 
>  drivers/mmc/mmc-uclass.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
> index 4dc3925fe6..994d2686f4 100644
> --- a/drivers/mmc/mmc-uclass.c
> +++ b/drivers/mmc/mmc-uclass.c
> @@ -97,7 +97,7 @@ struct mmc *find_mmc_device(int dev_num)
>  	struct udevice *dev, *mmc_dev;
>  	int ret;
>  
> -	ret = blk_get_device(IF_TYPE_MMC, dev_num, &dev);
> +	ret = blk_find_device(IF_TYPE_MMC, dev_num, &dev);
>  
>  	if (ret) {
>  #if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
> @@ -108,7 +108,9 @@ struct mmc *find_mmc_device(int dev_num)
>  
>  	mmc_dev = dev_get_parent(dev);
>  
> -	return mmc_get_mmc_dev(mmc_dev);
> +	struct mmc *mmc = mmc_get_mmc_dev(mmc_dev);
> +
> +	return mmc;

We should declare new variables at the top of the function here, thanks!

-- 
Tom
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