Re: [tpmdd-devel] [PATCH v4 3/4] tpm: Allow TPM chip drivers to override reported command durations

From: Ed Swierk
Date: Wed Jun 08 2016 - 16:42:26 EST


On Wed, Jun 8, 2016 at 12:05 PM, Jason Gunthorpe
<jgunthorpe@xxxxxxxxxxxxxxxxxxxx> wrote:
> On Tue, Jun 07, 2016 at 05:45:39PM -0700, Ed Swierk wrote:
>> + case 0x32041114: /* Atmel 3204 */
>> + chip->vendor.timeout_a = TIS_SHORT_TIMEOUT * HZ / 1000;
>> + chip->vendor.timeout_b = TIS_LONG_TIMEOUT * HZ / 1000;
>> + chip->vendor.timeout_c = TIS_SHORT_TIMEOUT * HZ / 1000;
>> + chip->vendor.timeout_d = TIS_SHORT_TIMEOUT * HZ / 1000;
>
> Shouldn't these use msec_to_jiffies?

Indeed * HZ / 1000 can be one jiffy less than msec_to_jiffies(),
depending on HZ. I'll change it.

--Ed