On Tue, Sep 29, 2015 at 08:07:10PM +0300, Jarkko Sakkinen wrote:

> -static struct pnp_device_id tpm_pnp_tbl[] = {
> +static struct acpi_device_id tpm_acpi_tbl[] = {
>       {"PNP0C31", 0},         /* TPM */
>       {"ATM1200", 0},         /* Atmel */
>       {"IFX0102", 0},         /* Infineon */
> @@ -925,28 +941,34 @@ static struct pnp_device_id tpm_pnp_tbl[] = {
>       {"", 0},                /* User Specified */
>       {"", 0}                 /* Terminator */
>  };

Is this OK? I don't know alot about x86 PNP, but I thought the
pnp_device_id scheme would work with ACPI and legacy PNPBIOS stuff,
and changing to ACPI means ACPI only?

If so, should we care? Is there a spec for non-ACPI TPM discovery we
need to be following here?

>       struct tpm_chip *chip;
> -#ifdef CONFIG_PNP
> +#ifdef CONFIG_ACPI

Can you look at the various ifdefs and see if they can be something
like:

>       if (!force) {
> -             pnp_unregister_driver(&tis_pnp_driver);
> +             acpi_bus_unregister_driver(&tis_acpi_driver);

  if (IS_ENABLED(CONFIG_ACPI))
                acpi_bus_unregister_driver(&tis_acpi_driver);

I think alot of the core driver stuff supports that now?

Jason
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