From patchwork Fri Jul 27 15:20:02 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sibi Sankar X-Patchwork-Id: 10547339 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1739C1822 for ; Fri, 27 Jul 2018 15:21:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 05A8828660 for ; Fri, 27 Jul 2018 15:21:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id ED6702BF62; Fri, 27 Jul 2018 15:21:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9864B28B44 for ; Fri, 27 Jul 2018 15:21:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388870AbeG0Qn4 (ORCPT ); Fri, 27 Jul 2018 12:43:56 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:54358 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732148AbeG0Qn4 (ORCPT ); Fri, 27 Jul 2018 12:43:56 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id C078F60B81; Fri, 27 Jul 2018 15:21:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1532704892; bh=jmvOYhAM99oDfrUOYVrn3B7+tmkxBw4h+TdgSkaaj7Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=okUjbF9bHh9nMuny8Q/I/GItpbaU+bJ5CLltQ0QVSmHcQULGDs8b7A0Lisy0OwZ0c LPkEaKITU4uHU15UaTe8SGW6b3u4AUr3cDRJ9BfYVijdUml4kyn3TkKzP4AbxteA1J /1XbSOR5kzSLBPhhVwS41iW3GUMSJADFRgJDpOYU= Received: from blr-ubuntu-87.qualcomm.com (blr-bdr-fw-01_globalnat_allzones-outside.qualcomm.com [103.229.18.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: sibis@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id A17C560B7E; Fri, 27 Jul 2018 15:21:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1532704892; bh=jmvOYhAM99oDfrUOYVrn3B7+tmkxBw4h+TdgSkaaj7Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=okUjbF9bHh9nMuny8Q/I/GItpbaU+bJ5CLltQ0QVSmHcQULGDs8b7A0Lisy0OwZ0c LPkEaKITU4uHU15UaTe8SGW6b3u4AUr3cDRJ9BfYVijdUml4kyn3TkKzP4AbxteA1J /1XbSOR5kzSLBPhhVwS41iW3GUMSJADFRgJDpOYU= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A17C560B7E Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=sibis@codeaurora.org From: Sibi Sankar To: bjorn.andersson@linaro.org Cc: linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, ohad@wizery.com, kyan@codeaurora.org, sricharan@codeaurora.org, akdwived@codeaurora.org, linux-arm-msm@vger.kernel.org, tsoni@codeaurora.org, Sibi Sankar Subject: [PATCH v3 5/6] remoteproc: qcom: q6v5-pil: Register segments/dumpfn for coredump Date: Fri, 27 Jul 2018 20:50:02 +0530 Message-Id: <20180727152003.11663-6-sibis@codeaurora.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180727152003.11663-1-sibis@codeaurora.org> References: <20180727152003.11663-1-sibis@codeaurora.org> Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Register the MDT segments and custom dumpfn with the remoteproc core dump functionality. Signed-off-by: Sibi Sankar --- drivers/remoteproc/qcom_q6v5_pil.c | 40 ++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/drivers/remoteproc/qcom_q6v5_pil.c b/drivers/remoteproc/qcom_q6v5_pil.c index ac3342f9ea5a..22bb049c3e7f 100644 --- a/drivers/remoteproc/qcom_q6v5_pil.c +++ b/drivers/remoteproc/qcom_q6v5_pil.c @@ -1058,10 +1058,50 @@ static void *q6v5_da_to_va(struct rproc *rproc, u64 da, int len) return qproc->mpss_region + offset; } +static int qcom_q6v5_register_dump_segments(struct rproc *rproc, + const struct firmware *fw_unused) +{ + const struct firmware *fw; + const struct elf32_phdr *phdrs; + const struct elf32_phdr *phdr; + const struct elf32_hdr *ehdr; + struct q6v5 *qproc = (struct q6v5 *)rproc->priv; + int ret; + int i; + + ret = request_firmware(&fw, "modem.mdt", qproc->dev); + if (ret < 0) { + dev_err(qproc->dev, "unable to load modem.mdt\n"); + return ret; + } + + qproc->valid_mask = 0; + ehdr = (struct elf32_hdr *)fw->data; + phdrs = (struct elf32_phdr *)(ehdr + 1); + + for (i = 0; i < ehdr->e_phnum; i++) { + phdr = &phdrs[i]; + + if (!q6v5_phdr_valid(phdr)) + continue; + + ret = rproc_coredump_add_custom_segment(rproc, phdr->p_paddr, + phdr->p_memsz, qcom_q6v5_dump_segment); + if (ret) + break; + + qproc->valid_mask++; + } + + release_firmware(fw); + return ret; +} + static const struct rproc_ops q6v5_ops = { .start = q6v5_start, .stop = q6v5_stop, .da_to_va = q6v5_da_to_va, + .parse_fw = qcom_q6v5_register_dump_segments, .load = q6v5_load, };