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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 7884CC47258 for ; Fri, 1 May 2020 07:40:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5266C2071C for ; Fri, 1 May 2020 07:40:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="uHgfP9cW" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728393AbgEAHkQ (ORCPT ); Fri, 1 May 2020 03:40:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52480 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728383AbgEAHkN (ORCPT ); Fri, 1 May 2020 03:40:13 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DA75DC035495 for ; Fri, 1 May 2020 00:40:13 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id o185so4250153pgo.3 for ; Fri, 01 May 2020 00:40:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=QD+OM/IPa9x7hJvHclwxEGNJ9gIn9LRrmuc2cMqM+jk=; b=uHgfP9cWbKjgsICCn22DXY5E8YVkK4lR5mSH38oijVyLq+WDsYAckO411+fCRx4fSG 92T98KiXWYh/Veuu9k4mILrjo6zo4M8S4hPIn1pjXH4afDJRgMkF3HIHomYHPtbJ2CIT oHO3AozrS69KPbj/CTUAtS0sIYMkdKaiEqIvnSOR5NCG1ZOjYGvWsRTbWlGF2X+swrpU pF1SZxSAvCiYlvGEZHBmQuMPgM/YMkwvPoLMwh2SWAo7qUkc5ifkQoPpgJfJmVVL5VBG jEdBB2/STxwoSAR6Dj/ZZDJ0PZXyVaXxiFVJoKoWWEDCYQLst2EN08W0fE9yARqfug+f NI7w== 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:in-reply-to :references; bh=QD+OM/IPa9x7hJvHclwxEGNJ9gIn9LRrmuc2cMqM+jk=; b=et8tJTQswvwQaxnzrZCDlsTr/FN/PZjhEkBn5w+pwVYrFKD8tqO3te5Z012xlwhxhQ sIxcitKRtdlX2BtFshmjIoYkFzKClkHlc0fJXD3oSHqW3gRyL2+wXfqkSngJ92+H3mbi qGUKxh2RWp0CEEfU9nBplrhvAUgWPROc1FPswf2YO976f81jn/9itf0G5Y3yFAnv3ahn seIbBRcZJSXHS89Jx1JrpvQ8P2QhqynlN0sDrS4vBdE4XHl35qF87YKCrSifWU4d01+5 gNkYZ2VZUV+0YU56B43KAH6dhCWy6agv2qc5TLhmo+dktWDUBHJtS6kfavy0Lndcgr3P 80Ig== X-Gm-Message-State: AGi0PublD/IM3oZaxfM5nfS4Em7XgAlQ5aP2f76dGo97xZxmfHWQHgFA UbpQhnkQhGr8jW2bIub3L/9DZY/9cbY= X-Google-Smtp-Source: APiQypIe0OyaYrak6ULk6jy1juCWPHfm+627JYy+N9jmFW5Ppc7wa4zxgW6OTSiIq3XBtubeLxsMWQ== X-Received: by 2002:a62:e113:: with SMTP id q19mr2839382pfh.107.1588318813249; Fri, 01 May 2020 00:40:13 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id w12sm1557841pfq.133.2020.05.01.00.40.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 May 2020 00:40:12 -0700 (PDT) From: John Stultz To: lkml Cc: John Stultz , Rob Herring , Sumit Semwal , "Andrew F. Davis" , Benjamin Gaignard , Liam Mark , Pratik Patel , Laura Abbott , Brian Starkey , Chenbo Feng , Alistair Strachan , Sandeep Patil , Hridya Valsaraju , Christoph Hellwig , Marek Szyprowski , Robin Murphy , Andrew Morton , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mm@kvack.org Subject: [RFC][PATCH 4/4] example: dts: hi3660-hikey960: Add dts entries to test cma heap binding Date: Fri, 1 May 2020 07:39:49 +0000 Message-Id: <20200501073949.120396-5-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200501073949.120396-1-john.stultz@linaro.org> References: <20200501073949.120396-1-john.stultz@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adds example test entry to create and expose a dummy "camera" cma region via the dmabuf heaps interface This isn't a patch I'm submitting to merge, but just an example of how this functionality can be used, which I've used for testing. Cc: Rob Herring Cc: Sumit Semwal Cc: "Andrew F. Davis" Cc: Benjamin Gaignard Cc: Liam Mark Cc: Pratik Patel Cc: Laura Abbott Cc: Brian Starkey Cc: Chenbo Feng Cc: Alistair Strachan Cc: Sandeep Patil Cc: Hridya Valsaraju Cc: Christoph Hellwig Cc: Marek Szyprowski Cc: Robin Murphy Cc: Andrew Morton Cc: devicetree@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: linux-mm@kvack.org Signed-off-by: John Stultz --- arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts index c0a6aad9593f..5eef1a76d51a 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts @@ -81,6 +81,13 @@ reusable; linux,cma-default; }; + + cma_camera: cma-camera { + compatible = "shared-dma-pool"; + reg = <0x0 0x24C00000 0x0 0x4000000>; + reusable; + linux,cma-heap; + }; }; reboot-mode-syscon@32100000 { -- 2.17.1