Re: [PATCH v9 17/19] tpm: Add sysfs interface to allow setting and querying the preferred locality

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On Fri May 31, 2024 at 4:03 AM EEST, Ross Philipson wrote:
> Expose a sysfs interface to allow user mode to set and query the preferred
> locality for the TPM chip.
>
> Signed-off-by: Ross Philipson <ross.philipson@xxxxxxxxxx>
> ---
>  drivers/char/tpm/tpm-sysfs.c | 30 ++++++++++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
>
> diff --git a/drivers/char/tpm/tpm-sysfs.c b/drivers/char/tpm/tpm-sysfs.c
> index 94231f052ea7..5f4a966a4599 100644
> --- a/drivers/char/tpm/tpm-sysfs.c
> +++ b/drivers/char/tpm/tpm-sysfs.c
> @@ -324,6 +324,34 @@ static ssize_t null_name_show(struct device *dev, struct device_attribute *attr,
>  static DEVICE_ATTR_RO(null_name);
>  #endif
>  
> +static ssize_t preferred_locality_show(struct device *dev,
> +				       struct device_attribute *attr, char *buf)
> +{
> +	struct tpm_chip *chip = to_tpm_chip(dev);
> +
> +	return sprintf(buf, "%d\n", chip->pref_locality);
> +}

Disagree with the naming.

BR, Jarkko

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