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=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 564DDC43461 for ; Tue, 8 Sep 2020 20:06:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1576D207DE for ; Tue, 8 Sep 2020 20:06:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599595569; bh=7ZAqHLt7tlF6dbAf5xjvx/RSvqxSarSWLKAgh+lKero=; h=Subject:To:Cc:From:Date:List-ID:From; b=R3m4p9G3zjMSDHq9GCF576L3c6MnUs+6uEqsj6dGi6Gp5aN1P3+Cl2HkCEPVbKMM9 DGFWSIBrPqoj7HhdmXy2ggyhbkNPWXHqI4NFB7SA/oVLwMlT+/UXszhPYEZRkAKio8 IaQLpu3uy2P8/RvD6uT9o3TDfDQ6beE4uJSIYZiA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726591AbgIHUGH (ORCPT ); Tue, 8 Sep 2020 16:06:07 -0400 Received: from wforward3-smtp.messagingengine.com ([64.147.123.22]:45329 "EHLO wforward3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730356AbgIHPVx (ORCPT ); Tue, 8 Sep 2020 11:21:53 -0400 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailforward.west.internal (Postfix) with ESMTP id DF4013A7; Tue, 8 Sep 2020 08:36:17 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute1.internal (MEProxy); Tue, 08 Sep 2020 08:36:18 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:message-id:mime-version:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; bh=Ni13fB 1iW6o8bCI0xHQDN2lGlA6wTEiSQMdQuHroRrc=; b=bXCms11ACZegYZ/Fayj9kD /wUgffYpmKP+Hy3qcsGCS1IiHgSxBZPyauY7+0ZBnb1AtZCFwHstEjguDhju/UZ1 w4bMwhps8bBWIM6aHDSgH33j3yiQuZQvdPC+l7s0HndaQz1K3ItF/OzxXJEctt+A tYk2cIPtZ6c1CmJMXYedcIKlCTPH4ZUVaaKHj1LNHHrsIfei8GTmaYq31Dh3YGlw EPgmffmhJsvj+TKSmoVrDMWd571lMvUcUhti0UVNBven2gkMI66Fwu3VXw1yo+pC ePWG3DMjmTHNxdYBfl5/E2yf57AEu0DOUlXb8v6suKxkcMPyW3vuHokqcq/RkB/w == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduiedrudehfedgfeeiucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpefuvffhfffkgggtgfesthekredttd dtlfenucfhrhhomhepoehgrhgvghhkhheslhhinhhugihfohhunhgurghtihhonhdrohhr gheqnecuggftrfgrthhtvghrnhepkefhhfefgfefheeffedugeeuvddvvefggffftdduue ejhffhgfevuedtvddtjefgnecuffhomhgrihhnpehfrhgvvgguvghskhhtohhprdhorhhg necukfhppeekfedrkeeirdejgedrieegnecuvehluhhsthgvrhfuihiivgepvdenucfrrg hrrghmpehmrghilhhfrhhomhepghhrvghgsehkrhhorghhrdgtohhm X-ME-Proxy: Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) by mail.messagingengine.com (Postfix) with ESMTPA id 27F0B306467D; Tue, 8 Sep 2020 08:36:17 -0400 (EDT) Subject: FAILED: patch "[PATCH] drm/i915: Clear the repeater bit on HDCP disable" failed to apply to 4.19-stable tree To: seanpaul@chromium.org, chris@chris-wilson.co.uk, daniel.vetter@ffwll.ch, jani.nikula@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, ramalingam.c@intel.com, rodrigo.vivi@intel.com, stable@vger.kernel.org Cc: From: Date: Tue, 08 Sep 2020 14:36:30 +0200 Message-ID: <15995685902343@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org The patch below does not apply to the 4.19-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 57537b4e1d37002ed8cbd0a9be082104749e9d8f Mon Sep 17 00:00:00 2001 From: Sean Paul Date: Tue, 18 Aug 2020 11:38:50 -0400 Subject: [PATCH] drm/i915: Clear the repeater bit on HDCP disable On HDCP disable, clear the repeater bit. This ensures if we connect a non-repeater sink after a repeater, the bit is in the state we expect. Fixes: ee5e5e7a5e0f ("drm/i915: Add HDCP framework + base implementation") Cc: Chris Wilson Cc: Ramalingam C Cc: Daniel Vetter Cc: Sean Paul Cc: Jani Nikula Cc: Joonas Lahtinen Cc: Rodrigo Vivi Cc: intel-gfx@lists.freedesktop.org Cc: # v4.17+ Reviewed-by: Ramalingam C Signed-off-by: Sean Paul Signed-off-by: Ramalingam C Link: https://patchwork.freedesktop.org/patch/msgid/20200818153910.27894-3-sean@poorly.run (cherry picked from commit 2cc0c7b520bf8ea20ec42285d4e3d37b467eb7f9) Signed-off-by: Jani Nikula diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c index 6189b7583277..1a0d49af2a08 100644 --- a/drivers/gpu/drm/i915/display/intel_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_hdcp.c @@ -795,6 +795,7 @@ static int _intel_hdcp_disable(struct intel_connector *connector) struct intel_hdcp *hdcp = &connector->hdcp; enum port port = dig_port->base.port; enum transcoder cpu_transcoder = hdcp->cpu_transcoder; + u32 repeater_ctl; int ret; drm_dbg_kms(&dev_priv->drm, "[%s:%d] HDCP is being disabled...\n", @@ -810,6 +811,11 @@ static int _intel_hdcp_disable(struct intel_connector *connector) return -ETIMEDOUT; } + repeater_ctl = intel_hdcp_get_repeater_ctl(dev_priv, cpu_transcoder, + port); + intel_de_write(dev_priv, HDCP_REP_CTL, + intel_de_read(dev_priv, HDCP_REP_CTL) & ~repeater_ctl); + ret = hdcp->shim->toggle_signalling(dig_port, false); if (ret) { drm_err(&dev_priv->drm, "Failed to disable HDCP signalling\n");