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SubjectRe: [PATCH] tpm_tis: Remove the HID IFX0102
On Thu, Jun 25, 2020 at 02:00:33AM +0300, Jarkko Sakkinen wrote:
> Acer C720 running Linux v5.3 reports this in klog:
>
> tpm_tis: 1.2 TPM (device-id 0xB, rev-id 16)
> tpm tpm0: tpm_try_transmit: send(): error -5
> tpm tpm0: A TPM error (-5) occurred attempting to determine the timeouts
> tpm_tis tpm_tis: Could not get TPM timeouts and durations
> tpm_tis 00:08: 1.2 TPM (device-id 0xB, rev-id 16)
> tpm tpm0: tpm_try_transmit: send(): error -5
> tpm tpm0: A TPM error (-5) occurred attempting to determine the timeouts
> tpm_tis 00:08: Could not get TPM timeouts and durations
> ima: No TPM chip found, activating TPM-bypass!
> tpm_inf_pnp 00:08: Found TPM with ID IFX0102
>
> % git --no-pager grep IFX0102 drivers/char/tpm
> drivers/char/tpm/tpm_infineon.c: {"IFX0102", 0},
> drivers/char/tpm/tpm_tis.c: {"IFX0102", 0}, /* Infineon */
>
> Obviously IFX0102 was added to the HID table for the TCG TIS driver by
> mistake.
>
> Fixes: 93e1b7d42e1e ("[PATCH] tpm: add HID module parameter")
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=203877
> Cc: Kylene Jo Hall <kjhall@us.ibm.com>
> Reported-by: Ferry Toth: <ferry.toth@elsinga.info>
> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

Sending v2 some unrelated stuff by mistake.

/Jarkko

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