Message ID | 20191024164534.132764-31-thierry.reding@gmail.com |
---|---|
State | Accepted |
Headers | show
Return-Path: <linux-tegra-owner@vger.kernel.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="MZvBicSw"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46zY6v6brcz9sPv for <incoming@patchwork.ozlabs.org>; Fri, 25 Oct 2019 03:46:47 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405923AbfJXQqr (ORCPT <rfc822;incoming@patchwork.ozlabs.org>); Thu, 24 Oct 2019 12:46:47 -0400 Received: from mail-wm1-f67.google.com ([209.85.128.67]:55711 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405516AbfJXQqr (ORCPT <rfc822;linux-tegra@vger.kernel.org>); Thu, 24 Oct 2019 12:46:47 -0400 Received: by mail-wm1-f67.google.com with SMTP id g24so3594769wmh.5 for <linux-tegra@vger.kernel.org>; Thu, 24 Oct 2019 09:46:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=xnrmAgjd57yL7bQcusoIEkE1OASAQ02Qykb8fz3n31M=; b=MZvBicSw9zipfnsTLsDJjAQ+KeqkoZ0fMDPFBlaj+HgXTCOnugmEXur/eBCIIsyCw4 /ts6A+LhkwqzykJWglYVjSj5RdrSg8WHX4ubiqyi7sxQPuMLxHVQSx/PiNAs/15Epflp nBJkwpsjNeDFSXmsCScMgWHRM4VwPTk096pjfwn5dr55yLDwPJUio3oNDXy3DQ8Vqe7n RyegAq2wyWdH40gOFovFJlVPjxC+cOjHsa0TkUf6m8yVMUb+u2bYGmP9rap5bC1awJOY hJXf63FZVrHHE3L1WZbo2cgOSdi+sECp5G6OLOLmcsUArsCuS6RoDgdMEJ+cKq2j0kg2 wozQ== 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:mime-version:content-transfer-encoding; bh=xnrmAgjd57yL7bQcusoIEkE1OASAQ02Qykb8fz3n31M=; b=MsrwqdJ1bMk5XKXg/ZUbYTu21YTNUkPmlQX4TLLpk/9Vf687byg0XZDJuze9w2wtRR wQFmoaT/5N0kLuA8Fjul4OROdGwIl/vts+OthSrJ5eQvbUOyBnQ87LnP9ENDskQlgmqh I0r9MD4EtOH4u+8bCkeiA8Ptj5rn27oUbPZOOcjm1ijTsSVaESSGTaRuar9a2SxHU0mc WMTB+V+Oxt/T0JAYGXxj86GVCepV2hXbKLZrlk4zOAkF0EJOyf3dJ3Fpe4nT6PbfDKMW KytNjcM/4aByYKgQX8yzqK+KyV1gqCvCoMFcWUC+qN84df8TCqZdw8XYHDvipFfLza/n 8aSw== X-Gm-Message-State: APjAAAX3bpsZxNhreMXoniWmSfrbkrSuNEBVpZze5Jtm5jfVkPXeAVl6 WezIRfH9hxJNahUNSiTdNZaJJWJl X-Google-Smtp-Source: APXvYqxZAXDPe/3JAnophhlvR/u4XCDRfpFhlc7VbOFvIhyKwORNTsCUZIjGYdNT3RJd3uUhy+9foQ== X-Received: by 2002:a1c:9d07:: with SMTP id g7mr5813102wme.53.1571935604846; Thu, 24 Oct 2019 09:46:44 -0700 (PDT) Received: from localhost (p2E5BE2CE.dip0.t-ipconnect.de. [46.91.226.206]) by smtp.gmail.com with ESMTPSA id d202sm2793119wmd.47.2019.10.24.09.46.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Oct 2019 09:46:43 -0700 (PDT) From: Thierry Reding <thierry.reding@gmail.com> To: Thierry Reding <thierry.reding@gmail.com> Cc: dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org Subject: [PATCH 30/32] drm/tegra: sor: Avoid timeouts on unplug events Date: Thu, 24 Oct 2019 18:45:32 +0200 Message-Id: <20191024164534.132764-31-thierry.reding@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191024164534.132764-1-thierry.reding@gmail.com> References: <20191024164534.132764-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: <linux-tegra.vger.kernel.org> X-Mailing-List: linux-tegra@vger.kernel.org |
Series |
drm/tegra: Add DisplayPort support
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expand
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diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index 63831c37ad35..b81e6d39aa32 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -2663,9 +2663,16 @@ static void tegra_sor_dp_disable(struct drm_encoder *encoder) if (output->panel) drm_panel_disable(output->panel); - err = drm_dp_link_power_down(sor->aux, &sor->link); - if (err < 0) - dev_err(sor->dev, "failed to power down link: %d\n", err); + /* + * Do not attempt to power down a DP link if we're not connected since + * the AUX transactions would just be timing out. + */ + if (output->connector.status != connector_status_disconnected) { + err = drm_dp_link_power_down(sor->aux, &sor->link); + if (err < 0) + dev_err(sor->dev, "failed to power down link: %d\n", + err); + } err = tegra_sor_detach(sor); if (err < 0)