From patchwork Tue Feb 4 06:26:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 11364101 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 DB6BC186E for ; Tue, 4 Feb 2020 06:26:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BAE4D2086A for ; Tue, 4 Feb 2020 06:26:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="DV7FYFA2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727201AbgBDG0s (ORCPT ); Tue, 4 Feb 2020 01:26:48 -0500 Received: from mail-pf1-f195.google.com ([209.85.210.195]:39765 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726981AbgBDG0r (ORCPT ); Tue, 4 Feb 2020 01:26:47 -0500 Received: by mail-pf1-f195.google.com with SMTP id 84so8912919pfy.6 for ; Mon, 03 Feb 2020 22:26:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=UAbfKGPHFp5dpRo9OZT4gAhZKpnQ/tm30dsERIZmLtY=; b=DV7FYFA2zBtXcTFpKCZDOUo3/HxELPWgA+S/mT54nl7QsTiXhHGgURm3VYtveFUo11 ugOwDhpr0mzpA1VVN8VABVuM/l0cY6+AooZ5Lwof2mdePv9dA1Gn+d3CG0TkRtAwegeE SrH8WppssxK7l8z6QIjBzaCrQ8uYxARt0YE3DNjW02z6Ix2panbgKJwAixdOPD3FTRtA Q7fJ5OwZgkMrwfROygPTiEVCs/uyeQPRoxnLgw++QTw0HfmsIVCiJuzfjsEyP468HHNP ZGo5Feeuzh/YqEoWfIWGwVvjp8bblLsJnI/Z/D/lOCRb3yeu1+rJ0QLIPclkbScg7FQY wJzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=UAbfKGPHFp5dpRo9OZT4gAhZKpnQ/tm30dsERIZmLtY=; b=oLv8cJpom6bV6fbLGD+VEY2DfOCTh6gQRrIfhzQTF4OHpEFQC+pwarSkQ+Bv39/p6x 59F+syJBU2bUBsuUGOxW6FIuDZKPxHcKgYzvCJQ022f/2JCSXAW2yL/n7BjFk3A72A0y 7hRVMhNrPBgh/mHLopXeBHKPMXwVITfDf+xYSyNMne71uiu1TJadNbEe3g9ZT3Bbo+XG DATdXlpq8UKnXkAnmfjKLHuY50UfZUXM8lN9Qh612DXba1ai8Wf/BJ+wnlFN7SBF6tLJ VXCF2PqOg2FwphqUgCKv9Yr+riyYGqAPjjfSNNR5as5+OlvXzYNdJDgsFZEYVkDOQ//w 1xYg== X-Gm-Message-State: APjAAAWQw80aLyIviqACT3Im0olkaNy5zLea+yemVSv2yANgrXNfHaw0 xafqfPqvGv2HADL/Wb1x1UHgXZ3EmEQ= X-Google-Smtp-Source: APXvYqznRtyL0JVHhck6+gFYGWEaG3OcRjT8/aSbV6eXxQXW03/6Bi4PbIcny8W7vDKPM4kYe+O+fQ== X-Received: by 2002:a62:4ecc:: with SMTP id c195mr29519240pfb.158.1580797605299; Mon, 03 Feb 2020 22:26:45 -0800 (PST) Received: from localhost.localdomain (104-188-17-28.lightspeed.sndgca.sbcglobal.net. [104.188.17.28]) by smtp.gmail.com with ESMTPSA id l69sm6901897pgd.1.2020.02.03.22.26.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Feb 2020 22:26:44 -0800 (PST) From: Bjorn Andersson To: Bjorn Andersson , Ohad Ben-Cohen Cc: linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, Sibi Sankar , Jeffrey Hugo Subject: [PATCH v3 0/2] remoteproc: mss: Improve mem_assign and firmware load Date: Mon, 3 Feb 2020 22:26:39 -0800 Message-Id: <20200204062641.393949-1-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Two things came up in the effort of figuring out why the modem crashed the entire system when being restarted; the first one solves the actual problem, in that it's not possible to reclaim the main modem firmware region unless the modem subsystem is running - causing the crash. The second patch aligns the firmware loading process to that of the downstream driver, which seems to be a requirement in 8974 as well. Bjorn Andersson (2): remoteproc: qcom_q6v5_mss: Don't reassign mpss region on shutdown remoteproc: qcom_q6v5_mss: Validate each segment during loading drivers/remoteproc/qcom_q6v5_mss.c | 95 +++++++++++++++++++----------- 1 file changed, 62 insertions(+), 33 deletions(-)