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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 F2EEFC433B4 for ; Thu, 13 May 2021 11:01:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C45DB611BE for ; Thu, 13 May 2021 11:01:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232929AbhEMLC3 (ORCPT ); Thu, 13 May 2021 07:02:29 -0400 Received: from mga02.intel.com ([134.134.136.20]:45141 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232940AbhEMLCU (ORCPT ); Thu, 13 May 2021 07:02:20 -0400 IronPort-SDR: poBYz2QKiyXRmgSDNuZgIUyT3hSDVvCbEKDDf1dcl0x5lboSnJH/WtZ/YWnY/saObQLZ+E9/rv Sl7jI9Y527gA== X-IronPort-AV: E=McAfee;i="6200,9189,9982"; a="187048298" X-IronPort-AV: E=Sophos;i="5.82,296,1613462400"; d="scan'208";a="187048298" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 May 2021 04:01:07 -0700 IronPort-SDR: oRrRNuMNPtq/+ZrkwyvS/ajAnIZybwfvicLx4XPNkqaaa3Durn/yvWi8qiBaIqoGX1iOxIn0yh Y14QTp808c2w== X-IronPort-AV: E=Sophos;i="5.82,296,1613462400"; d="scan'208";a="625984040" Received: from gna-dev.igk.intel.com ([10.102.80.34]) by fmsmga005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 May 2021 04:01:05 -0700 From: Maciej Kwapulinski To: Greg Kroah-Hartman , Arnd Bergmann , Jonathan Corbet , Derek Kiernan , Dragan Cvetic , Andy Shevchenko Cc: linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Maciej Kwapulinski , Tomasz Jankowski , Savo Novakovic Subject: [PATCH v3 05/14] intel_gna: initialize mmu Date: Thu, 13 May 2021 13:00:31 +0200 Message-Id: <20210513110040.2268-6-maciej.kwapulinski@linux.intel.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210513110040.2268-1-maciej.kwapulinski@linux.intel.com> References: <20210513110040.2268-1-maciej.kwapulinski@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org From: Tomasz Jankowski Setup mmu in the driver with a new memory component. Signed-off-by: Tomasz Jankowski Tested-by: Savo Novakovic Co-Developed-by: Maciej Kwapulinski Signed-off-by: Maciej Kwapulinski --- drivers/misc/intel/gna/device.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/misc/intel/gna/device.c b/drivers/misc/intel/gna/device.c index ed7d3c0223df..50cac8139dcc 100644 --- a/drivers/misc/intel/gna/device.c +++ b/drivers/misc/intel/gna/device.c @@ -59,6 +59,18 @@ int gna_probe(struct device *parent, struct gna_dev_info *dev_info, void __iomem bld_reg = gna_reg_read(gna_priv, GNA_MMIO_IBUFFS); gna_priv->hw_info.in_buf_s = bld_reg & GENMASK(7, 0); + ret = gna_mmu_alloc(gna_priv); + if (ret) { + dev_err(parent, "mmu allocation failed\n"); + return ret; + + } + dev_dbg(parent, "maximum memory size %llu num pd %d\n", + gna_priv->info.max_hw_mem, gna_priv->info.num_pagetables); + dev_dbg(parent, "desc rsvd size %d mmu vamax size %d\n", + gna_priv->info.desc_info.rsvd_size, + gna_priv->info.desc_info.mmu_info.vamax_size); + mutex_init(&gna_priv->mmu_lock); idr_init(&gna_priv->memory_idr); -- 2.28.0