From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net] ptp: update adjfreq callback description Date: Thu, 1 Nov 2012 15:30:16 -0700 Message-ID: <1351809016-29237-1-git-send-email-jeffrey.t.kirsher@intel.com> Cc: Jacob Keller , netdev@vger.kernel.org, gospo@redhat.com, sassmann@redhat.com, stable@vger.kernel.org, richard.cochran@gmail.com, john.stultz@linaro.org, Jeff Kirsher To: davem@davemloft.net Return-path: Received: from mga03.intel.com ([143.182.124.21]:13621 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762451Ab2KAWax (ORCPT ); Thu, 1 Nov 2012 18:30:53 -0400 Sender: netdev-owner@vger.kernel.org List-ID: From: Jacob Keller This patch updates the adjfreq callback description to include a note that the delta in ppb is always relative to the base frequency, and not to the current frequency of the hardware clock. Signed-off-by: Jacob Keller CC: stable@vger.kernel.org [v3.5+] CC: Richard Cochran CC: John Stultz Signed-off-by: Jeff Kirsher --- include/linux/ptp_clock_kernel.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index f2dc6d8..38a9935 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -54,7 +54,8 @@ struct ptp_clock_request { * clock operations * * @adjfreq: Adjusts the frequency of the hardware clock. - * parameter delta: Desired period change in parts per billion. + * parameter delta: Desired frequency offset from nominal frequency + * in parts per billion * * @adjtime: Shifts the time of the hardware clock. * parameter delta: Desired change in nanoseconds. -- 1.7.11.7