]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
net: stmmac: xgmac: Disable FPE MMC interrupts
authorFurong Xu <0x1207@gmail.com>
Sat, 25 Nov 2023 06:01:26 +0000 (14:01 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 8 Dec 2023 07:51:17 +0000 (08:51 +0100)
commit5d5bcfb1ca8d2670d944f1e2899ba654f5d92eaf
tree064daac2cb4be7fc4b5cb6b7a271d163f98f7e0d
parent334e6378c28c2dd0584259777a76b413aaa25fb1
net: stmmac: xgmac: Disable FPE MMC interrupts

[ Upstream commit e54d628a2721bfbb002c19f6e8ca6746cec7640f ]

Commit aeb18dd07692 ("net: stmmac: xgmac: Disable MMC interrupts
by default") tries to disable MMC interrupts to avoid a storm of
unhandled interrupts, but leaves the FPE(Frame Preemption) MMC
interrupts enabled, FPE MMC interrupts can cause the same problem.
Now we mask FPE TX and RX interrupts to disable all MMC interrupts.

Fixes: aeb18dd07692 ("net: stmmac: xgmac: Disable MMC interrupts by default")
Reviewed-by: Larysa Zaremba <larysa.zaremba@intel.com>
Signed-off-by: Furong Xu <0x1207@gmail.com>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com>
Reviewed-by: Wojciech Drewek <wojciech.drewek@intel.com>
Link: https://lore.kernel.org/r/20231125060126.2328690-1-0x1207@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/ethernet/stmicro/stmmac/mmc_core.c