Re: [PATCH v3] mmc: Export host capabilities to debugfs.

From: Ulf Hansson
Date: Mon Mar 05 2018 - 07:13:51 EST


On 5 March 2018 at 10:28, Harish Jenny K N <harish_kandiga@xxxxxxxxxx> wrote:
> From: Abbas Raza <Abbas_Raza@xxxxxxxxxx>
>
> This patch exports the host capabilities to debugfs
>
> Signed-off-by: Abbas Raza <Abbas_Raza@xxxxxxxxxx>
> Signed-off-by: Andrew Gabbasov <andrew_gabbasov@xxxxxxxxxx>
> Signed-off-by: Harish Jenny K N <harish_kandiga@xxxxxxxxxx>
> ---
>
> Changes in v3:
> - Removed typecasting of &host->caps to (u32 *)
>
> Changes in v2:
> - Changed Author
>
> drivers/mmc/core/debugfs.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
> index c51e0c0..570c9e4 100644
> --- a/drivers/mmc/core/debugfs.c
> +++ b/drivers/mmc/core/debugfs.c
> @@ -289,6 +289,9 @@ void mmc_add_card_debugfs(struct mmc_card *card)
>
> card->debugfs_root = root;
>
> + if (!debugfs_create_x32("host_caps", S_IRUSR, root, &host->caps))
> + goto err;
> +

This isn't the correct place to created the node(s). Please move this
to mmc_add_host_debugfs().

Moreover, I suggest you export both caps and caps2 in the same change,
there is no need to have two changes for that - and finally name the
nodes to "caps" and "caps2".

> if (!debugfs_create_x32("state", S_IRUSR, root, &card->state))
> goto err;
>
> --
> 1.9.1
>

Kind regards
Uffe