From patchwork Thu Jun 22 12:08:51 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Dwivedi, Avaneesh Kumar (avani)" X-Patchwork-Id: 9804143 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 0900B60329 for ; Thu, 22 Jun 2017 12:09:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EE33D285E1 for ; Thu, 22 Jun 2017 12:09:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E2D3728645; Thu, 22 Jun 2017 12:09:53 +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=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, 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 5B54A285E1 for ; Thu, 22 Jun 2017 12:09:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752929AbdFVMJN (ORCPT ); Thu, 22 Jun 2017 08:09:13 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:49524 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752918AbdFVMJL (ORCPT ); Thu, 22 Jun 2017 08:09:11 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 2619160A3B; Thu, 22 Jun 2017 12:09:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1498133351; bh=IrDE199h2TuGqYgaKfL2kcNH1h5Epm+VjBKA+lB4+5s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oLJrx89Az1xsn9gVxptGnb+JLGaBm9lVMIynueCQWi4uXID6A15Hg2PETqrZwP/Jh vrKSh9G/0y2naABzyE4z5mN/o0XPDVpPx+zFKqp0JJQ+JYnAncXSl0vLSUaOIlK8jv isacTZH0qxaYrxVJiMRCg2UbTFlu6vSmBKvakOl0= Received: from akdwived-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: akdwived@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 76A3E60AA5; Thu, 22 Jun 2017 12:09:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1498133350; bh=IrDE199h2TuGqYgaKfL2kcNH1h5Epm+VjBKA+lB4+5s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QnLdW7qtfFeJEFPkLK1oCalZdvawszhERR0fYPUc+GFIkBL1qbDzPKp84AByoyVqL qFIe+XTs9q3EiEa5pdvY9Yohvfs07tmWC78u3bP9w6/I3yAM67BuPTY+OivLCLend/ LQgJu7geArbSw8KrWnQdnICV1qNuZUm3xVsywK2o= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 76A3E60AA5 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=akdwived@codeaurora.org From: Avaneesh Kumar Dwivedi To: bjorn.andersson@linaro.org Cc: sboyd@codeaurora.org, agross@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org, Avaneesh Kumar Dwivedi Subject: [PATCH v6 2/4] remoteproc: qcom: refactor mss fw image loading sequence Date: Thu, 22 Jun 2017 17:38:51 +0530 Message-Id: <1498133333-21291-3-git-send-email-akdwived@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1498133333-21291-1-git-send-email-akdwived@codeaurora.org> References: <1498133333-21291-1-git-send-email-akdwived@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 This patch refactor code to first load all firmware blobs and then update modem proc to authenticate and boot fw. Signed-off-by: Avaneesh Kumar Dwivedi --- drivers/remoteproc/qcom_q6v5_pil.c | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) diff --git a/drivers/remoteproc/qcom_q6v5_pil.c b/drivers/remoteproc/qcom_q6v5_pil.c index 8fd697a..f5f8850 100644 --- a/drivers/remoteproc/qcom_q6v5_pil.c +++ b/drivers/remoteproc/qcom_q6v5_pil.c @@ -503,7 +503,7 @@ static int q6v5_mpss_load(struct q6v5 *qproc) bool relocate = false; char seg_name[10]; ssize_t offset; - size_t size; + size_t size = 0; void *ptr; int ret; int i; @@ -541,7 +541,7 @@ static int q6v5_mpss_load(struct q6v5 *qproc) } mpss_reloc = relocate ? min_addr : qproc->mpss_phys; - + /* Load firmware segments */ for (i = 0; i < ehdr->e_phnum; i++) { phdr = &phdrs[i]; @@ -574,18 +574,15 @@ static int q6v5_mpss_load(struct q6v5 *qproc) memset(ptr + phdr->p_filesz, 0, phdr->p_memsz - phdr->p_filesz); } - - size = readl(qproc->rmb_base + RMB_PMI_CODE_LENGTH_REG); - if (!size) { - boot_addr = relocate ? qproc->mpss_phys : min_addr; - writel(boot_addr, qproc->rmb_base + RMB_PMI_CODE_START_REG); - writel(RMB_CMD_LOAD_READY, qproc->rmb_base + RMB_MBA_COMMAND_REG); - } - size += phdr->p_memsz; - writel(size, qproc->rmb_base + RMB_PMI_CODE_LENGTH_REG); } + /* Transfer ownership of modem ddr region with q6*/ + boot_addr = relocate ? qproc->mpss_phys : min_addr; + writel(boot_addr, qproc->rmb_base + RMB_PMI_CODE_START_REG); + writel(RMB_CMD_LOAD_READY, qproc->rmb_base + RMB_MBA_COMMAND_REG); + writel(size, qproc->rmb_base + RMB_PMI_CODE_LENGTH_REG); + ret = q6v5_rmb_mba_wait(qproc, RMB_MBA_AUTH_COMPLETE, 10000); if (ret == -ETIMEDOUT) dev_err(qproc->dev, "MPSS authentication timed out\n");