From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 00C20C49ED4 for ; Mon, 9 Sep 2019 07:59:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CF7D3218AC for ; Mon, 9 Sep 2019 07:59:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388704AbfIIH7r (ORCPT ); Mon, 9 Sep 2019 03:59:47 -0400 Received: from mga03.intel.com ([134.134.136.65]:35724 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725999AbfIIH7q (ORCPT ); Mon, 9 Sep 2019 03:59:46 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Sep 2019 00:59:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,484,1559545200"; d="scan'208";a="335516815" Received: from pipin.fi.intel.com ([10.237.72.175]) by orsmga004.jf.intel.com with ESMTP; 09 Sep 2019 00:59:44 -0700 From: Felipe Balbi To: Richard Cochran Cc: Christopher S Hall , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Felipe Balbi Subject: [PATCH v3 2/2] PTP: add support for one-shot output Date: Mon, 9 Sep 2019 10:59:40 +0300 Message-Id: <20190909075940.12843-2-felipe.balbi@linux.intel.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20190909075940.12843-1-felipe.balbi@linux.intel.com> References: <20190909075940.12843-1-felipe.balbi@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Some controllers allow for a one-shot output pulse, in contrast to periodic output. Now that we have extensible versions of our IOCTLs, we can finally make use of the 'flags' field to pass a bit telling driver that if we want one-shot pulse output. Signed-off-by: Felipe Balbi --- Changes since v2: - Add _PEROUT_ to bit macro Changes since v1: - remove comment from .flags field include/uapi/linux/ptp_clock.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/include/uapi/linux/ptp_clock.h b/include/uapi/linux/ptp_clock.h index 12911785991b..cbdc0d97b471 100644 --- a/include/uapi/linux/ptp_clock.h +++ b/include/uapi/linux/ptp_clock.h @@ -38,8 +38,8 @@ /* * Bits of the ptp_perout_request.flags field: */ -#define PTP_PEROUT_VALID_FLAGS (~0) - +#define PTP_PEROUT_ONE_SHOT (1<<0) +#define PTP_PEROUT_VALID_FLAGS (~PTP_PEROUT_ONE_SHOT) /* * struct ptp_clock_time - represents a time value * @@ -77,7 +77,7 @@ struct ptp_perout_request { struct ptp_clock_time start; /* Absolute start time. */ struct ptp_clock_time period; /* Desired period, zero means disable. */ unsigned int index; /* Which channel to configure. */ - unsigned int flags; /* Reserved for future use. */ + unsigned int flags; unsigned int rsv[4]; /* Reserved for future use. */ }; -- 2.23.0