From patchwork Fri Nov 22 10:06:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arun Kumar Neelakantam X-Patchwork-Id: 11257621 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C69B5112B for ; Fri, 22 Nov 2019 10:06:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A22022070E for ; Fri, 22 Nov 2019 10:06:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="M4P4SSri"; dkim=pass (1024-bit key) header.d=amazonses.com header.i=@amazonses.com header.b="H4tln2Qj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726574AbfKVKGv (ORCPT ); Fri, 22 Nov 2019 05:06:51 -0500 Received: from a27-188.smtp-out.us-west-2.amazonses.com ([54.240.27.188]:59618 "EHLO a27-188.smtp-out.us-west-2.amazonses.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726568AbfKVKGv (ORCPT ); Fri, 22 Nov 2019 05:06:51 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=zsmsymrwgfyinv5wlfyidntwsjeeldzt; d=codeaurora.org; t=1574417210; h=From:To:Cc:Subject:Date:Message-Id; bh=lX0v2XY0noOshpJ5mHv1R7wlE0zYdmLyaeKbrAftS3k=; b=M4P4SSrixb44AudnsYYRDwuYOEe+bBe7No7L93CHWm2Fv3AMPDRX/HEUmLZgovRH ClDj6vhxOAo7zzGfr7yMQVTVBbIvbns0P1jyv0x5+nWGF2F5D3jFXYAAB+R7AK+Vqov /kDJZKgUrm3LQa9v2B+fHPnT4xeHwjPtT5/QrwkA= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=gdwg2y3kokkkj5a55z2ilkup5wp5hhxx; d=amazonses.com; t=1574417210; h=From:To:Cc:Subject:Date:Message-Id:Feedback-ID; bh=lX0v2XY0noOshpJ5mHv1R7wlE0zYdmLyaeKbrAftS3k=; b=H4tln2QjpriGiMsBYqMbN8NjdGmRfTkQtb8t5K1wa9eB9y81fkgqxM5kg0SXtWEJ 4CO+h/58PIqnzSjlIStfs1Xt6ZvZLTLyQhRiAKyQyUYcUWpX6tJKxBzDXyI7SHK3/Xt 0fSeYGxAEqnkNkznDoXKYcZKn20sJOKLO6QTp8po= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-caf-mail-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=2.0 tests=ALL_TRUSTED,SPF_NONE autolearn=ham autolearn_force=no version=3.4.0 DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 8C8CCC447A4 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=none smtp.mailfrom=aneela@codeaurora.org From: Arun Kumar Neelakantam To: ohad@wizery.com, bjorn.andersson@linaro.org, clew@codeaurora.org, sricharan@codeaurora.org Cc: linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, Arun Kumar Neelakantam Subject: [RESEND PATCH V4 0/4] Add TIOCM Signals support for RPMSG char devices Date: Fri, 22 Nov 2019 10:06:50 +0000 Message-ID: <0101016e92941bcc-36d9920e-39c3-49b0-87fc-74ff3d4203e4-000000@us-west-2.amazonses.com> X-Mailer: git-send-email 1.9.1 X-SES-Outgoing: 2019.11.22-54.240.27.188 Feedback-ID: 1.us-west-2.CZuq2qbDmUIuT3qdvXlRHZZCpfZqZ4GtG9v3VKgRyF0=:AmazonSES Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Glink transport support signals to exchange state notification between local and remote side clients. Adding support to send/receive the signal command and notify the clients through callback and POLL notification. Changes since v3: - Correct the TICOMGET case handling as per new rpmsg_get_signals prototype - Update the rpmsg_get_signals function header Changes since v2: - Modify the rpmsg_get_signals function prototype Changes since v1: - Split the patches as per functional areas like core, char, glink - Add set, clear mask for TIOCMSET - Merge the char signal callback and POLLPRI patches Arun Kumar Neelakantam (4): rpmsg: core: Add signal API support rpmsg: glink: Add support to handle signals command rpmsg: char: Add TIOCMGET/TIOCMSET ioctl support rpmsg: char: Add signal callback and POLLPRI support drivers/rpmsg/qcom_glink_native.c | 126 ++++++++++++++++++++++++++++++++++++++ drivers/rpmsg/rpmsg_char.c | 74 +++++++++++++++++++++- drivers/rpmsg/rpmsg_core.c | 41 +++++++++++++ drivers/rpmsg/rpmsg_internal.h | 5 ++ include/linux/rpmsg.h | 26 ++++++++ 5 files changed, 269 insertions(+), 3 deletions(-)