[U-Boot] [PATCH] dm: blk: Use uclass_find_first/next_device() in blk_first/next_device()

sjg at google.com sjg at google.com
Fri Dec 8 17:11:47 UTC 2017


On 29 November 2017 at 08:46, Stefan Roese <sr at denx.de> wrote:
> This patch changes the calls to uclass_first/next_device() in blk_first/
> next_device() to use uclass_find_first/next_device() instead. These functions
> don't prepare the devices, which is correct in this case.
>
> With this patch applied, the "usb storage" command now works again as
> expected:
>
> => usb storage
>   Device 0: Vendor: SanDisk Rev: 1.00 Prod: Ultra
>   Type: Removable Hard Disk
>   Capacity: 58656.0 MB = 57.2 GB (120127488 x 512)
>
> Without this patch, it used to generate this buggy output:
>
> => usb storage
> Card did not respond to voltage select!
> mmc_init: -95, time 26
> No storage devices, perhaps not 'usb start'ed..?
>
> Signed-off-by: Stefan Roese <sr at denx.de>
> Suggested-by: Simon Glass <sjg at chromium.org>
> Cc: Simon Glass <sjg at chromium.org>
> Cc: Bin Meng <bmeng.cn at gmail.com>
> ---
>  drivers/block/blk-uclass.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)

Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot-dm thanks!


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