* [PATCH] e1000e: Add "cnp" PCH boards to the packet loss fixing workaround
@ 2023-05-14 9:34 kovalev
0 siblings, 0 replies; only message in thread
From: kovalev @ 2023-05-14 9:34 UTC (permalink / raw)
To: kovalev, jesse.brandeburg, anthony.l.nguyen, davem, kuba,
sasha.neftin, jeffrey.t.kirsher, intel-wired-lan, netdev,
linux-kernel
From: Vasiliy Kovalev <kovalev@altlinux.org>
Add CannonLake and some Comet Lake Client Platform into the range
of workaround for packet loss issue.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=217436
Fixes: 639e298f432fb0 ("e1000e: Fix packet loss on Tiger Lake and later")
Signed-off-by: Vasiliy Kovalev <kovalev@altlinux.org>
---
drivers/net/ethernet/intel/e1000e/ich8lan.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 9466f65a6da77..e233a0b93bcf1 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -4875,7 +4875,7 @@ static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw)
/* Enable workaround for packet loss issue on TGP PCH
* Do not gate DMA clock from the modPHY block
*/
- if (mac->type >= e1000_pch_tgp) {
+ if (mac->type >= e1000_pch_cnp) {
fflt_dbg = er32(FFLT_DBG);
fflt_dbg |= E1000_FFLT_DBG_DONT_GATE_WAKE_DMA_CLK;
ew32(FFLT_DBG, fflt_dbg);
--
2.33.6
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