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=-3.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 627DDC433E1 for ; Wed, 20 May 2020 09:40:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C6D22075F for ; Wed, 20 May 2020 09:40:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mg.codeaurora.org header.i=@mg.codeaurora.org header.b="U9/XVzh8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726224AbgETJj7 (ORCPT ); Wed, 20 May 2020 05:39:59 -0400 Received: from mail27.static.mailgun.info ([104.130.122.27]:53180 "EHLO mail27.static.mailgun.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726435AbgETJj7 (ORCPT ); Wed, 20 May 2020 05:39:59 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1589967598; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=nV13h5PX71gonzpbX+Edt0PcuYoJs3RX9Ta6lg4GJkw=; b=U9/XVzh8HzviUhPpdeebY/THPNxRrZNy0u9SF/tSMyrP+HLWdIUDKnsfbAJ6k8o305DesTNp +YV5OCZ2w3MOgTda4Rh4hUsjLeyiVoB05XZVYFqD/fjj+KppaOs3mHIqtdk/E2HcEGEn0w92 FAnPIOt0GCVbBbVLh+DBidr273U= X-Mailgun-Sending-Ip: 104.130.122.27 X-Mailgun-Sid: WyI4ZWZiZiIsICJsaW51eC1yZW1vdGVwcm9jQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by mxa.mailgun.org with ESMTP id 5ec4fae9.7f76fd1fd8f0-smtp-out-n01; Wed, 20 May 2020 09:39:53 -0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 57526C433C8; Wed, 20 May 2020 09:39:52 +0000 (UTC) Received: from aneelaka-linux.qualcomm.com (blr-c-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com [103.229.19.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: aneela) by smtp.codeaurora.org (Postfix) with ESMTPSA id A571AC433C6; Wed, 20 May 2020 09:39:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A571AC433C6 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: [PATCH V5 0/5] Add chrdev and name query support for GLINK Date: Wed, 20 May 2020 15:09:34 +0530 Message-Id: <1589967579-15559-1-git-send-email-aneela@codeaurora.org> X-Mailer: git-send-email 2.7.4 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Add support for the GLINK rpmsg transport to register a rpmsg chrdev. This will create the rpmsg_ctrl nodes for userspace clients to open rpmsg epts. The rpmsg chrdev allocation is done by allocating a local channel which also allocates an ept. We need to add some guards against edge cases for this chrdev because it will never fully open. Changes since v5: - Re-orange the completion_done code Changes since v4: - Resending by removing approved patches Changes since v3: - Change to device_add_group for rpmsg name attr - Add patch to unregister the rpmsg device - Add patch to support compat ioctl for rpmsg char driver Changes since v2: - Revert change to make glink attribute table const Changes since v1: - Add explanation to dt-bindings commit message - Add patch complete_all the open_req/ack variables - Add patch to prevent null pointer dereference in chrdev channel release - Change chrdev allocation to use glink channel allocation - Change glink attr struct to const Arun Kumar Neelakantam (1): rpmsg: glink: unregister rpmsg device during endpoint destroy Chris Lew (4): rpmsg: glink: Use complete_all for open states rpmsg: Guard against null endpoint ops in destroy rpmsg: glink: Add support for rpmsg glink chrdev rpmsg: glink: Expose rpmsg name attr for glink drivers/rpmsg/qcom_glink_native.c | 79 +++++++++++++++++++++++++++++++++++++-- drivers/rpmsg/rpmsg_core.c | 2 +- 2 files changed, 77 insertions(+), 4 deletions(-) -- 2.7.4