On 10/06/2017 11:33 AM, marcandre.lur...@redhat.com wrote:
> From: Marc-André Lureau <marcandre.lur...@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4...@amsat.org>
>
> It seems both TIS & CRB devices share the same timeout. Make
> initialization function generic for now.
>
> Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>
> ---
> src/hw/tpm_drivers.c | 25 +++++++++++++++----------
> 1 file changed, 15 insertions(+), 10 deletions(-)
>
> diff --git a/src/hw/tpm_drivers.c b/src/hw/tpm_drivers.c
> index a137e62..0daaef2 100644
> --- a/src/hw/tpm_drivers.c
> +++ b/src/hw/tpm_drivers.c
> @@ -102,26 +102,31 @@ static TPMVersion tis_get_tpm_version(void)
> return TPM_VERSION_1_2;
> }
>
> -static u32 tis_init(void)
> +static void init_timeout(int driver)
> {
> - if (!CONFIG_TCGBIOS)
> - return 1;
> -
> - writeb(TIS_REG(0, TIS_REG_INT_ENABLE), 0);
> -
> - if (tpm_drivers[TIS_DRIVER_IDX].durations == NULL) {
> + if (tpm_drivers[driver].durations == NULL) {
> u32 *durations = tpm_default_dur;
> memcpy(durations, tpm_default_durations,
> sizeof(tpm_default_durations));
> - tpm_drivers[TIS_DRIVER_IDX].durations = durations;
> + tpm_drivers[driver].durations = durations;
> }
>
> - if (tpm_drivers[TIS_DRIVER_IDX].timeouts == NULL) {
> + if (tpm_drivers[driver].timeouts == NULL) {
> u32 *timeouts = tpm_default_to;
> memcpy(timeouts, tis_default_timeouts,
> sizeof(tis_default_timeouts));
> - tpm_drivers[TIS_DRIVER_IDX].timeouts = timeouts;
> + tpm_drivers[driver].timeouts = timeouts;
> }
> +}
> +
> +static u32 tis_init(void)
> +{
> + if (!CONFIG_TCGBIOS)
> + return 1;
> +
> + writeb(TIS_REG(0, TIS_REG_INT_ENABLE), 0);
> +
> + init_timeout(TIS_DRIVER_IDX);
>
> return 1;
> }
>
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