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,URIBL_BLOCKED,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 16EBECA9EA0 for ; Fri, 25 Oct 2019 22:50:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D858021D82 for ; Fri, 25 Oct 2019 22:50:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="t7oj1A8/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726410AbfJYWu2 (ORCPT ); Fri, 25 Oct 2019 18:50:28 -0400 Received: from mail-pl1-f193.google.com ([209.85.214.193]:34564 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726414AbfJYWuV (ORCPT ); Fri, 25 Oct 2019 18:50:21 -0400 Received: by mail-pl1-f193.google.com with SMTP id k7so2070412pll.1 for ; Fri, 25 Oct 2019 15:50:20 -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=osNStqGe/+pixQ+TIIwo4hgOQ0iCE+khF0tMpALPhbA=; b=t7oj1A8/ELwYNKEiPY/Pw18dHmD+od22U+4C5NhOE2wd5jiFHCseOjSRPgNDzrSyKq dPtd5CcVf9iIPtDONddh2eO4eP3j6pOkNRnByhXulltB5XaUZ4VBvTkOfFT3PuuTpbgR fm3I84wjJaEQhBPHt7WSbAUDubIimzLHWBCLSLWX5sMsbyrT3fCHo5F1xVc6KrpAYg6a AgjQBcwoRkdatjyjUVB6aSuWoLUrCrbKujOVSG/5gs8lzDyIeWuQNxGe2iKOkrtKXEpq 1wh9xGKkBGFWOlUKiBuDHcJfU/9wkfMXegJLC9PRvNvTK7V02u/r9lQ0YSfzf7FIX6cd JAlA== 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=osNStqGe/+pixQ+TIIwo4hgOQ0iCE+khF0tMpALPhbA=; b=FMTLhZfhxF2FRT6y0+Y+2FpkI2v2ygGkH2sNVUHC57JktSMO3D+POLO7w+Rw3YKD1Z 50T6SXJxo5aILRAeIIawyRnifOyzf8kTuWVN0i0Jqn7iEhtQr7YldR5W6l+8qO/0quX+ OfP28bMMTb3rc/lzPnyomFbaG60G+o4BxTqFLC6lVMXr+/nANnuLNmL2egRQNFOGQP8O Xpxzs6+pui4TCFjbkI297ycsttPye3ZQgacs13htLt3nnSRDjgk/Cs4OE689vMWOOt3U 1vsH93vOo0aFHSOUk0O4ZOZZRR74yMVpZNA7XJvO6EKGWNma9/BhLBYzQoPk+CU0VbyM lcdw== X-Gm-Message-State: APjAAAUkZ6Oz7EtQiRXNuGqz2O7Cj3gi2BtHLGrgNa4kkDHBu/do+kF5 yRknLhYmcAGHbiqOtfWhPnCpuA== X-Google-Smtp-Source: APXvYqwEfPgMUzNALdpaZ7hIfRdBK9Sl+x7omJQowf6j1uRY6bjZJnZXHQcn0Yn6ut98Jyy0zAwi0g== X-Received: by 2002:a17:902:8a96:: with SMTP id p22mr6280974plo.272.1572043819516; Fri, 25 Oct 2019 15:50:19 -0700 (PDT) Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id o15sm2758018pjs.14.2019.10.25.15.50.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Oct 2019 15:50:19 -0700 (PDT) From: John Stultz To: lkml Cc: John Stultz , Rob Herring , Mark Rutland , Laura Abbott , Benjamin Gaignard , Sumit Semwal , Liam Mark , Pratik Patel , Brian Starkey , "Andrew F . Davis" , Chenbo Feng , Alistair Strachan , Sandeep Patil , Hridya Valsaraju , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [RFC][PATCH 3/3] example: dts: hi3660-hikey960: Add dts entries to test cma heap binding Date: Fri, 25 Oct 2019 22:50:09 +0000 Message-Id: <20191025225009.50305-4-john.stultz@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191025225009.50305-1-john.stultz@linaro.org> References: <20191025225009.50305-1-john.stultz@linaro.org> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Adds example test entry to create and expose a 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: Mark Rutland Cc: Laura Abbott Cc: Benjamin Gaignard Cc: Sumit Semwal Cc: Liam Mark Cc: Pratik Patel Cc: Brian Starkey Cc: Andrew F. Davis Cc: Chenbo Feng Cc: Alistair Strachan Cc: Sandeep Patil Cc: Hridya Valsaraju Cc: devicetree@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Signed-off-by: John Stultz --- arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts index 190ac29b9e2f..783c5b2abd2d 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts +++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts @@ -75,12 +75,23 @@ }; /* global autoconfigured region for contiguous allocations */ - linux,cma { + cma_default: linux,cma { compatible = "shared-dma-pool"; reg = <0x0 0x20C00000 0x0 0x4000000>; reusable; linux,cma-default; }; + + cma_camera: cma-camera { + compatible = "shared-dma-pool"; + reg = <0x0 0x24C00000 0x0 0x4000000>; + reusable; + }; + }; + + cma_heap { + compatible = "dmabuf-heap-cma"; + memory-region = <&cma_camera>; }; reboot-mode-syscon@32100000 { -- 2.17.1