Re: [PATCH v1 3/3] KEYS: trusted: Introduce support for NXP CAAM-based trusted keys

From: Richard Weinberger
Date: Tue Mar 16 2021 - 19:15:58 EST


On Tue, Mar 16, 2021 at 6:24 PM Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> wrote:
> +#include <keys/trusted_caam.h>
> +#include <keys/trusted-type.h>
> +#include <linux/build_bug.h>
> +#include <linux/key-type.h>
> +#include <soc/fsl/caam-blob.h>
> +
> +struct caam_blob_priv *blobifier;

Who is using this pointer too?
Otherwise I'd suggest marking it static.

> module_param_named(source, trusted_key_source, charp, 0);
> -MODULE_PARM_DESC(source, "Select trusted keys source (tpm or tee)");
> +MODULE_PARM_DESC(source, "Select trusted keys source (tpm, tee or caam)");

I didn't closely follow the previous discussions, but is a module
parameter really the right approach?
Is there also a way to set it via something like device tree?