From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752281AbcFVBLb (ORCPT ); Tue, 21 Jun 2016 21:11:31 -0400 Received: from mail-pa0-f47.google.com ([209.85.220.47]:33287 "EHLO mail-pa0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752107AbcFVBK4 (ORCPT ); Tue, 21 Jun 2016 21:10:56 -0400 From: Ed Swierk To: tpmdd-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org Cc: jarkko.sakkinen@linux.intel.com, jgunthorpe@obsidianresearch.com, stefanb@us.ibm.com, eswierk@skyportsystems.com Subject: [PATCH v8 0/5] tpm: Command duration logging and chip-specific override Date: Tue, 21 Jun 2016 18:10:26 -0700 Message-Id: <1466557831-113440-1-git-send-email-eswierk@skyportsystems.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1466474042-110773-1-git-send-email-eswierk@skyportsystems.com> References: <1466474042-110773-1-git-send-email-eswierk@skyportsystems.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org v8: Fix v7 goof-up in tpm_getcap(). v7: Use tpm_getcap() instead of a redundant new function. v6: Split tpm_get_cap_prop() out of tpm_get_timeouts(); always return error on TPM command failure. v5: Use msecs_to_jiffies() instead of * HZ / 1000. v4: Rework tpm_get_timeouts() to allow overriding both timeouts and durations via a single callback. This series - improves TPM command error reporting - adds optional logging of TPM command durations - allows chip-specific override of command durations as well as protocol timeouts - overrides ST19NP18 TPM command duration to avoid lockups Ed Swierk (5): tpm_tis: Improve reporting of IO errors tpm: Add optional logging of TPM command durations tpm: Clean up reading of timeout and duration capabilities tpm: Allow TPM chip drivers to override reported command durations tpm_tis: Increase ST19NP18 TPM command duration to avoid chip lockup drivers/char/tpm/tpm-interface.c | 212 ++++++++++++++++++++------------------- drivers/char/tpm/tpm_tis.c | 49 ++++----- include/linux/tpm.h | 3 +- 3 files changed, 130 insertions(+), 134 deletions(-) -- 1.9.1