[U-Boot] [U-Boot, v2, 3/7] drivers: block: disk-uclass: implement scsi_init()

[Tom Rini]

On Wed, Feb 03, 2016 at 05:29:36PM +0530, Mugunthan V N wrote:

> Implement scsi_init() api to probe driver model based sata
> devices.
> 
> Signed-off-by: Mugunthan V N <mugunthanvnm at ti.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> ---
>  drivers/block/disk-uclass.c | 39 +++++++++++++++++++++++++++++++++++++++
>  1 file changed, 39 insertions(+)
> 
> diff --git a/drivers/block/disk-uclass.c b/drivers/block/disk-uclass.c
> index d665b35..4bd7b56 100644
> --- a/drivers/block/disk-uclass.c
> +++ b/drivers/block/disk-uclass.c
> @@ -7,6 +7,45 @@
>  
>  #include <common.h>
>  #include <dm.h>
> +#include <dm/uclass-internal.h>
> +#include <dm/device-internal.h>
> +#include <scsi.h>
> +
> +int scsi_get_device(int index, struct udevice **devp)
> +{
> +	struct udevice *dev;
> +	int ret;
> +
> +	ret = uclass_find_device(UCLASS_DISK, index, &dev);
> +	if (ret || !dev) {
> +		printf("%d device not found\n", index);
> +		return ret;
> +	}
> +
> +	ret = device_probe(dev);
> +	if (ret) {
> +		error("device probe error\n");
> +		return ret;
> +	}
> +
> +	*devp = dev;
> +
> +	return ret;
> +}
> +
> +void scsi_init(void)
> +{
> +	struct udevice *dev;
> +	int ret;
> +
> +	ret = scsi_get_device(0, &dev);
> +	if (ret || !dev) {
> +		error("scsi device not found\n");
> +		return;
> +	}
> +
> +	scsi_scan(1);
> +}
>  
>  UCLASS_DRIVER(disk) = {
>  	.id		= UCLASS_DISK,

OK, this patch is a problem.  Many platforms already define scsi_init()
and aren't moved over so now fail to build.  Mele_M5 is one of many
examples here, thanks!

-- 
Tom
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