Received: by 2002:a05:6a11:4021:0:0:0:0 with SMTP id ky33csp2579008pxb; Tue, 21 Sep 2021 03:05:22 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyXDi1xWeg11xT03we60cVReqCkVTgbEF0jEb59I2UZDzWGvLITmi+12tA0ZAfCmz264XK7 X-Received: by 2002:a02:a38f:: with SMTP id y15mr9277188jak.26.1632218722779; Tue, 21 Sep 2021 03:05:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1632218722; cv=none; d=google.com; s=arc-20160816; b=aZJMLRmW0djPjvVBIPPH4dpiqKXW3rBWO7ujHDtX78PdnrXGfRxL6eIvCYaOyIkFBp ReYv2SFpaj5gvfKMDfFLcD2lCpLsyI3hoLBiU1/wvaaWzrHYfVSWBtMtnFcjyZpsclK9 dYqpd1PqRkQOUyucgy3T+W89fG1WJW6qGkl+BOCEVor+MKJK8cj/V3CIr4fuZY/qN+Uj w1ujPETG2G78ids703TiI24jTU6tcfU+TTZk3AAgkoLnBPwtTwVcyLMz5os7K736GNjR vZxlZINxJOHu4KfoblLnriAzo5wCGtwzIbcAZno/INy4uy7kLBuXhv6rrAz47h15ZLoV QwAQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=uPU7QxEpe1WLhlQcbGcHnFRJrRyMobr/1PDAt6dgQ8I=; b=lHpt+1X++xFAjub6Js241O6SffEu9u83O0zedFq/sJhON9sk8CjGeN9RFeUR69R5fX i11j/CF8AJ1l6Ddf/bpPM7qRedpJy8XbVZU1EIoRLqu1JLSljJR3xKVxDQG+Mu2ruhEA n9spTOzAl7vAIzCIzE5sZhLwHn9roMAHhrxVn12dNgTlydm/Ksf5H/NmdWCBim8nMXDw rjt3SWiW1ecU5gLFPkFzwlRItyqs0n9Wb3Cujdn2YPqzuH0QKyLW+IQUv5DXMTMAF6QO YS6/8BcY2NJfmsFSX4ndRB3Gs8fGFQB8hLInc12gtOBP/7c00r9RNeGuZHaB0h7cGdgg WnZw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id a9si9341849ilt.69.2021.09.21.03.05.10; Tue, 21 Sep 2021 03:05:22 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231651AbhIUKFk (ORCPT + 99 others); Tue, 21 Sep 2021 06:05:40 -0400 Received: from gloria.sntech.de ([185.11.138.130]:38136 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231484AbhIUKFh (ORCPT ); Tue, 21 Sep 2021 06:05:37 -0400 Received: from ip5f5a6e92.dynamic.kabel-deutschland.de ([95.90.110.146] helo=phil.lan) by gloria.sntech.de with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mScdB-0001rd-Ti; Tue, 21 Sep 2021 12:04:06 +0200 From: Heiko Stuebner To: hjc@rock-chips.com, linux-rockchip@lists.infradead.org, Andy Yan , dri-devel@lists.freedesktop.org Cc: Heiko Stuebner , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drm/rockchip: Check iommu itself instead of it's parent for device_is_available Date: Tue, 21 Sep 2021 12:03:30 +0200 Message-Id: <163221857585.2031971.16493849753912180569.b4-ty@sntech.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210627084737.309163-1-andy.yan@rock-chips.com> References: <20210627084737.309163-1-andy.yan@rock-chips.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 27 Jun 2021 16:47:37 +0800, Andy Yan wrote: > When iommu itself is disabled in dts, we should > fallback to non-iommu buffer, check iommu parent > is meanless here. Applied, thanks! [1/1] drm/rockchip: Check iommu itself instead of it's parent for device_is_available commit: e1202c7a65b10258f9a11c1d2613c2aa91fe11cd Best regards, -- Heiko Stuebner