[gentoo-commits] proj/linux-patches:6.6 commit in: /

["Mike Pagano" <mpagano@gentoo.org>]

commit:     40d705a362f51b9c736ad76e22f140f873ab2695
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Sun Dec  3 11:23:37 2023 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Sun Dec  3 11:23:37 2023 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=40d705a3

revert: wifi: iwlwifi: pcie: synchronize IRQs before NAPI

Bug: https://bugs.gentoo.org/918128

Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>

 0000_README                                        |  4 ++++
 2400_rvrt-iwlwifi-pcie-sycn-IRQs-before-NAPI.patch | 20 ++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/0000_README b/0000_README
index d9fb1cc7..31c2e3cb 100644
--- a/0000_README
+++ b/0000_README
@@ -83,6 +83,10 @@ Patch:  2010_Fix_randomize_layout_crash_in_struct_neigh.patch
 From:   https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=45b3fae4675d
 Desc:   neighbour: Fix __randomize_layout crash in struct neighbour
 
+Patch:  2400_rvrt-iwlwifi-pcie-sycn-IRQs-before-NAPI.patch
+From:   https://bugs.gentoo.org/918128
+Desc:   revert: wifi: iwlwifi: pcie: synchronize IRQs before NAPI
+
 Patch:  2900_tmp513-Fix-build-issue-by-selecting-CONFIG_REG.patch
 From:   https://bugs.gentoo.org/710790
 Desc:   tmp513 requies REGMAP_I2C to build.  Select it by default in Kconfig. See bug #710790. Thanks to Phil Stracchino

diff --git a/2400_rvrt-iwlwifi-pcie-sycn-IRQs-before-NAPI.patch b/2400_rvrt-iwlwifi-pcie-sycn-IRQs-before-NAPI.patch
new file mode 100644
index 00000000..8f6996aa
--- /dev/null
+++ b/2400_rvrt-iwlwifi-pcie-sycn-IRQs-before-NAPI.patch
@@ -0,0 +1,20 @@
+--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c	2023-12-03 06:18:46.682462627 -0500
++++ b//drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c	2023-12-03 06:20:00.912230659 -0500
+@@ -161,7 +161,6 @@ void _iwl_trans_pcie_gen2_stop_device(st
+ 	if (test_and_clear_bit(STATUS_DEVICE_ENABLED, &trans->status)) {
+ 		IWL_DEBUG_INFO(trans,
+ 			       "DEVICE_ENABLED bit was set and is now cleared\n");
+-		iwl_pcie_synchronize_irqs(trans);
+ 		iwl_pcie_rx_napi_sync(trans);
+ 		iwl_txq_gen2_tx_free(trans);
+ 		iwl_pcie_rx_stop(trans);
+--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c	2023-12-03 06:18:54.135764993 -0500
++++ b//drivers/net/wireless/intel/iwlwifi/pcie/trans.c	2023-12-03 06:20:20.688858491 -0500
+@@ -1263,7 +1263,6 @@ static void _iwl_trans_pcie_stop_device(
+ 	if (test_and_clear_bit(STATUS_DEVICE_ENABLED, &trans->status)) {
+ 		IWL_DEBUG_INFO(trans,
+ 			       "DEVICE_ENABLED bit was set and is now cleared\n");
+-		iwl_pcie_synchronize_irqs(trans);
+ 		iwl_pcie_rx_napi_sync(trans);
+ 		iwl_pcie_tx_stop(trans);
+ 		iwl_pcie_rx_stop(trans);