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-rw-r--r--e1000e-bump-up-timeout-to-wait-when-ME-un-configure-ULP-mode.patch112
-rw-r--r--kernel.spec7
2 files changed, 119 insertions, 0 deletions
diff --git a/e1000e-bump-up-timeout-to-wait-when-ME-un-configure-ULP-mode.patch b/e1000e-bump-up-timeout-to-wait-when-ME-un-configure-ULP-mode.patch
new file mode 100644
index 000000000..921228c2b
--- /dev/null
+++ b/e1000e-bump-up-timeout-to-wait-when-ME-un-configure-ULP-mode.patch
@@ -0,0 +1,112 @@
+From patchwork Mon Mar 23 19:16:39 2020
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+X-Patchwork-Submitter: Aaron Ma <aaron.ma@canonical.com>
+X-Patchwork-Id: 1260523
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+From: Aaron Ma <aaron.ma@canonical.com>
+To: jeffrey.t.kirsher@intel.com, aaron.ma@canonical.com, davem@davemloft.net,
+ intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,
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+Date: Tue, 24 Mar 2020 03:16:39 +0800
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+Subject: [Intel-wired-lan] [PATCH] e1000e: bump up timeout to wait when ME
+ un-configure ULP mode
+X-BeenThere: intel-wired-lan@osuosl.org
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+
+ME takes 2+ seconds to un-configure ULP mode done after resume
+from s2idle on some ThinkPad laptops.
+Without enough wait, reset and re-init will fail with error.
+
+Fixes: f15bb6dde738cc8fa0 ("e1000e: Add support for S0ix")
+BugLink: https://bugs.launchpad.net/bugs/1865570
+Signed-off-by: Aaron Ma <aaron.ma@canonical.com>
+---
+ drivers/net/ethernet/intel/e1000e/ich8lan.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
+index b4135c50e905..147b15a2f8b3 100644
+--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
++++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
+@@ -1240,9 +1240,9 @@ static s32 e1000_disable_ulp_lpt_lp(struct e1000_hw *hw, bool force)
+ ew32(H2ME, mac_reg);
+ }
+
+- /* Poll up to 300msec for ME to clear ULP_CFG_DONE. */
++ /* Poll up to 2.5sec for ME to clear ULP_CFG_DONE. */
+ while (er32(FWSM) & E1000_FWSM_ULP_CFG_DONE) {
+- if (i++ == 30) {
++ if (i++ == 250) {
+ ret_val = -E1000_ERR_PHY;
+ goto out;
+ }
diff --git a/kernel.spec b/kernel.spec
index 596bc9989..17e547f29 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -883,6 +883,10 @@ Patch507: drm-dp-mst-error-handling-improvements.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=1811850
Patch509: drm-i915-backports.patch
+# https://bugzilla.redhat.com/show_bug.cgi?id=1816621
+# https://patchwork.ozlabs.org/patch/1260523/
+Patch510: e1000e-bump-up-timeout-to-wait-when-ME-un-configure-ULP-mode.patch
+
# END OF PATCH DEFINITIONS
%endif
@@ -2978,6 +2982,9 @@ fi
#
#
%changelog
+* Thu Apr 02 2020 Hans de Goede <hdegoede@redhat.com>
+- Add patch fixing Lenovo X1 7th and 8th gen not suspending (rhbz 1816621)
+
* Wed Apr 01 2020 Justin M. Forbes <jforbes@fedoraproject.org> - 5.7.0-0.rc0.git3.1
- Linux v5.6-5611-g1a323ea5356e