Date: Saturday, April 14, 2018 @ 14:15:59
  Author: heftig
Revision: 321798

FS#58158 Revert a commit to fix flickering

Added:
  linux/trunk/0005-Revert-drm-amd-display-disable-CRTCs-with-NULL-FB-on.patch
Modified:
  linux/trunk/0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch
  linux/trunk/0002-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch
  linux/trunk/0003-Partially-revert-swiotlb-remove-various-exports.patch
  linux/trunk/0004-Fix-vboxguest-on-guests-with-more-than-4G-RAM.patch
  linux/trunk/PKGBUILD

-----------------------------------------------------------------+
 0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch |    6 
 0002-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch |   10 -
 0003-Partially-revert-swiotlb-remove-various-exports.patch      |   10 -
 0004-Fix-vboxguest-on-guests-with-more-than-4G-RAM.patch        |   10 -
 0005-Revert-drm-amd-display-disable-CRTCs-with-NULL-FB-on.patch |   95 
++++++++++
 PKGBUILD                                                        |   13 -
 6 files changed, 122 insertions(+), 22 deletions(-)

Modified: 0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch
===================================================================
--- 0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch     
2018-04-14 12:19:22 UTC (rev 321797)
+++ 0001-add-sysctl-to-disallow-unprivileged-CLONE_NEWUSER-by.patch     
2018-04-14 14:15:59 UTC (rev 321798)
@@ -1,8 +1,8 @@
-From 2c2e2c3c7057a347aad9dbfc61fa87e787de33e7 Mon Sep 17 00:00:00 2001
-Message-Id: 
<2c2e2c3c7057a347aad9dbfc61fa87e787de33e7.1523475032.git.jan.steff...@gmail.com>
+From 3a7745f6fdd71aa34dae33c3edc586363d9ece9e Mon Sep 17 00:00:00 2001
+Message-Id: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
 From: Serge Hallyn <serge.hal...@canonical.com>
 Date: Fri, 31 May 2013 19:12:12 +0100
-Subject: [PATCH 1/4] add sysctl to disallow unprivileged CLONE_NEWUSER by
+Subject: [PATCH 1/5] add sysctl to disallow unprivileged CLONE_NEWUSER by
  default
 
 Signed-off-by: Serge Hallyn <serge.hal...@ubuntu.com>

Modified: 0002-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch
===================================================================
--- 0002-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch     
2018-04-14 12:19:22 UTC (rev 321797)
+++ 0002-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch     
2018-04-14 14:15:59 UTC (rev 321798)
@@ -1,10 +1,10 @@
-From 2db81464580bf74253236491d255c9b482dca39e Mon Sep 17 00:00:00 2001
-Message-Id: 
<2db81464580bf74253236491d255c9b482dca39e.1523475032.git.jan.steff...@gmail.com>
-In-Reply-To: 
<2c2e2c3c7057a347aad9dbfc61fa87e787de33e7.1523475032.git.jan.steff...@gmail.com>
-References: 
<2c2e2c3c7057a347aad9dbfc61fa87e787de33e7.1523475032.git.jan.steff...@gmail.com>
+From 1ab88f114ddb0f614118c330196af3024f88630c Mon Sep 17 00:00:00 2001
+Message-Id: 
<1ab88f114ddb0f614118c330196af3024f88630c.1523715224.git.jan.steff...@gmail.com>
+In-Reply-To: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
+References: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
 From: Jim Bride <jim.br...@linux.intel.com>
 Date: Mon, 6 Nov 2017 13:38:57 -0800
-Subject: [PATCH 2/4] drm/i915/edp: Only use the alternate fixed mode if it's
+Subject: [PATCH 2/5] drm/i915/edp: Only use the alternate fixed mode if it's
  asked for
 
 In commit dc911f5bd8aa ("drm/i915/edp: Allow alternate fixed mode for

Modified: 0003-Partially-revert-swiotlb-remove-various-exports.patch
===================================================================
--- 0003-Partially-revert-swiotlb-remove-various-exports.patch  2018-04-14 
12:19:22 UTC (rev 321797)
+++ 0003-Partially-revert-swiotlb-remove-various-exports.patch  2018-04-14 
14:15:59 UTC (rev 321798)
@@ -1,10 +1,10 @@
-From 8b658f0ca1bea1ed3b2cbec9648361757a1b1f32 Mon Sep 17 00:00:00 2001
-Message-Id: 
<8b658f0ca1bea1ed3b2cbec9648361757a1b1f32.1523475032.git.jan.steff...@gmail.com>
-In-Reply-To: 
<2c2e2c3c7057a347aad9dbfc61fa87e787de33e7.1523475032.git.jan.steff...@gmail.com>
-References: 
<2c2e2c3c7057a347aad9dbfc61fa87e787de33e7.1523475032.git.jan.steff...@gmail.com>
+From d1bc4bfbbc01a62a8b70f4018273d49b502c1511 Mon Sep 17 00:00:00 2001
+Message-Id: 
<d1bc4bfbbc01a62a8b70f4018273d49b502c1511.1523715224.git.jan.steff...@gmail.com>
+In-Reply-To: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
+References: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
 From: "Jan Alexander Steffens (heftig)" <jan.steff...@gmail.com>
 Date: Fri, 6 Apr 2018 16:19:38 +0200
-Subject: [PATCH 3/4] Partially revert "swiotlb: remove various exports"
+Subject: [PATCH 3/5] Partially revert "swiotlb: remove various exports"
 
 This partially reverts commit 4bd89ed39b2ab8dc4ac4b6c59b07d420b0213bec.
 The proprietary NVIDIA driver needs one of the exports.

Modified: 0004-Fix-vboxguest-on-guests-with-more-than-4G-RAM.patch
===================================================================
--- 0004-Fix-vboxguest-on-guests-with-more-than-4G-RAM.patch    2018-04-14 
12:19:22 UTC (rev 321797)
+++ 0004-Fix-vboxguest-on-guests-with-more-than-4G-RAM.patch    2018-04-14 
14:15:59 UTC (rev 321798)
@@ -1,10 +1,10 @@
-From 113d4b8b5be49c6186cdd358fee1099c329fc334 Mon Sep 17 00:00:00 2001
-Message-Id: 
<113d4b8b5be49c6186cdd358fee1099c329fc334.1523475032.git.jan.steff...@gmail.com>
-In-Reply-To: 
<2c2e2c3c7057a347aad9dbfc61fa87e787de33e7.1523475032.git.jan.steff...@gmail.com>
-References: 
<2c2e2c3c7057a347aad9dbfc61fa87e787de33e7.1523475032.git.jan.steff...@gmail.com>
+From 437fda0d08ba6f5c644dd7c13a249a779ff41abd Mon Sep 17 00:00:00 2001
+Message-Id: 
<437fda0d08ba6f5c644dd7c13a249a779ff41abd.1523715224.git.jan.steff...@gmail.com>
+In-Reply-To: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
+References: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
 From: "Jan Alexander Steffens (heftig)" <jan.steff...@gmail.com>
 Date: Wed, 11 Apr 2018 21:27:44 +0200
-Subject: [PATCH 4/4] Fix vboxguest on guests with more than 4G RAM
+Subject: [PATCH 4/5] Fix vboxguest on guests with more than 4G RAM
 
 Squashed commit of the following:
 

Added: 0005-Revert-drm-amd-display-disable-CRTCs-with-NULL-FB-on.patch
===================================================================
--- 0005-Revert-drm-amd-display-disable-CRTCs-with-NULL-FB-on.patch             
                (rev 0)
+++ 0005-Revert-drm-amd-display-disable-CRTCs-with-NULL-FB-on.patch     
2018-04-14 14:15:59 UTC (rev 321798)
@@ -0,0 +1,95 @@
+From f144015c59359c918d30fd309ed368045b783d47 Mon Sep 17 00:00:00 2001
+Message-Id: 
<f144015c59359c918d30fd309ed368045b783d47.1523715224.git.jan.steff...@gmail.com>
+In-Reply-To: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
+References: 
<3a7745f6fdd71aa34dae33c3edc586363d9ece9e.1523715224.git.jan.steff...@gmail.com>
+From: Harry Wentland <harry.wentl...@amd.com>
+Date: Thu, 12 Apr 2018 10:51:52 -0400
+Subject: [PATCH 5/5] Revert "drm/amd/display: disable CRTCs with NULL FB on
+ their primary plane (V2)"
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This seems to cause flickering and lock-ups for a wide range of users.
+Revert until we've found a proper fix for the flickering and lock-ups.
+
+This reverts commit 36cc549d59864b7161f0e23d710c1c4d1b9cf022.
+
+Cc: Shirish S <shiris...@amd.com>
+Cc: Alex Deucher <alexander.deuc...@amd.com>
+Cc: sta...@vger.kernel.org
+Reviewed-by: Michel Dänzer <michel.daen...@amd.com>
+Signed-off-by: Harry Wentland <harry.wentl...@amd.com>
+Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
+---
+ .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 31 -------------------
+ 1 file changed, 31 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+index 63c67346d316..8a6e6fbc78cd 100644
+--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+@@ -4776,60 +4776,29 @@ static int dm_update_planes_state(struct dc *dc,
+       return ret;
+ }
+ 
+-static int dm_atomic_check_plane_state_fb(struct drm_atomic_state *state,
+-                                        struct drm_crtc *crtc)
+-{
+-      struct drm_plane *plane;
+-      struct drm_crtc_state *crtc_state;
+-
+-      WARN_ON(!drm_atomic_get_new_crtc_state(state, crtc));
+-
+-      drm_for_each_plane_mask(plane, state->dev, crtc->state->plane_mask) {
+-              struct drm_plane_state *plane_state =
+-                      drm_atomic_get_plane_state(state, plane);
+-
+-              if (IS_ERR(plane_state))
+-                      return -EDEADLK;
+-
+-              crtc_state = drm_atomic_get_crtc_state(plane_state->state, 
crtc);
+-              if (IS_ERR(crtc_state))
+-                      return PTR_ERR(crtc_state);
+-
+-              if (crtc->primary == plane && crtc_state->active) {
+-                      if (!plane_state->fb)
+-                              return -EINVAL;
+-              }
+-      }
+-      return 0;
+-}
+-
+ static int amdgpu_dm_atomic_check(struct drm_device *dev,
+                                 struct drm_atomic_state *state)
+ {
+       struct amdgpu_device *adev = dev->dev_private;
+       struct dc *dc = adev->dm.dc;
+       struct dm_atomic_state *dm_state = to_dm_atomic_state(state);
+       struct drm_connector *connector;
+       struct drm_connector_state *old_con_state, *new_con_state;
+       struct drm_crtc *crtc;
+       struct drm_crtc_state *old_crtc_state, *new_crtc_state;
+       int ret, i;
+ 
+       /*
+        * This bool will be set for true for any modeset/reset
+        * or plane update which implies non fast surface update.
+        */
+       bool lock_and_validation_needed = false;
+ 
+       ret = drm_atomic_helper_check_modeset(dev, state);
+       if (ret)
+               goto fail;
+ 
+       for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, 
new_crtc_state, i) {
+-              ret = dm_atomic_check_plane_state_fb(state, crtc);
+-              if (ret)
+-                      goto fail;
+-
+               if (!drm_atomic_crtc_needs_modeset(new_crtc_state) &&
+                   !new_crtc_state->color_mgmt_changed)
+                       continue;
+-- 
+2.17.0
+

Modified: PKGBUILD
===================================================================
--- PKGBUILD    2018-04-14 12:19:22 UTC (rev 321797)
+++ PKGBUILD    2018-04-14 14:15:59 UTC (rev 321798)
@@ -23,6 +23,7 @@
   0002-drm-i915-edp-Only-use-the-alternate-fixed-mode-if-it.patch
   0003-Partially-revert-swiotlb-remove-various-exports.patch
   0004-Fix-vboxguest-on-guests-with-more-than-4G-RAM.patch
+  0005-Revert-drm-amd-display-disable-CRTCs-with-NULL-FB-on.patch
 )
 validpgpkeys=(
   'ABAF11C65A2970B130ABE3C479BE3E4300411886'  # Linus Torvalds
@@ -36,10 +37,11 @@
             'ae2e95db94ef7176207c690224169594d49445e04249d2499e9d2fbc117a0b21'
             '75f99f5239e03238f88d1a834c50043ec32b1dc568f2cc291b07d04718483919'
             'ad6344badc91ad0630caacde83f7f9b97276f80d26a20619a87952be65492c65'
-            'b172d6cabd8f1980f5ef4b5ad7a96a34e05d99fb02ec0565a80f96719f131a04'
-            '558c2b0fa7ad1761cb1dd89d8b860436f50d515c295949c08de9288100e034f6'
-            'bc8a87cec67ecb8713d96167981c38d7ec4d93e1d2fdcb02193d704c441cff46'
-            'c0fa1a6141bf64111ab9d0af4fc63d95b03b65baa2682aee1cd794d9311062c2')
+            '5537c95208da5951a456084ecae9c8efbed63566d5d49503598ff5660fb3320e'
+            '7222455040b21ad80ed237b667100b78345baed19cc14177002a47046913f00d'
+            'b0d6f4f308a8d9fcd4af5cca22e65af7d5072a91c3554ddb2480a50f3544dcf2'
+            '84a3c167897b4a67b65a6b3d44cfee9a26535169d530de80637eed31ff946577'
+            'bc899ff8017cf60170d459d77f064edaad1bb4047eef53f27583521786f68f54')
 
 _kernelname=${pkgbase#linux}
 : ${_kernelname:=-ARCH}
@@ -65,6 +67,9 @@
   # https://bugs.archlinux.org/task/58153
   patch -Np1 -i ../0004-Fix-vboxguest-on-guests-with-more-than-4G-RAM.patch
 
+  # https://bugs.archlinux.org/task/58158
+  patch -Np1 -i 
../0005-Revert-drm-amd-display-disable-CRTCs-with-NULL-FB-on.patch
+
   cat ../config - >.config <<END
 CONFIG_LOCALVERSION="${_kernelname}"
 CONFIG_LOCALVERSION_AUTO=n

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