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[v5,9/9] net: stmmac: Disable coe for some Loongson GNET

Message ID c55b7c78c7a992fa3d41f88c87b67b4550373980.1699533745.git.siyanteng@loongson.cn (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series stmmac: Add Loongson platform support | expand

Checks

Context Check Description
netdev/series_format warning Target tree name not specified in the subject
netdev/tree_selection success Guessed tree name to be net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1134 this patch: 1134
netdev/cc_maintainers warning 6 maintainers not CCed: linux-arm-kernel@lists.infradead.org edumazet@google.com pabeni@redhat.com kuba@kernel.org linux-stm32@st-md-mailman.stormreply.com mcoquelin.stm32@gmail.com
netdev/build_clang success Errors and warnings before: 1161 this patch: 1161
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1161 this patch: 1161
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 11 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Yanteng Si Nov. 10, 2023, 9:30 a.m. UTC 
Some chips of Loongson GNET does not support coe, so disable them.

Signed-off-by: Yanteng Si <siyanteng@loongson.cn>
Signed-off-by: Feiyang Chen <chenfeiyang@loongson.cn>
Signed-off-by: Yinggang Gu <guyinggang@loongson.cn>
---
 drivers/net/ethernet/stmicro/stmmac/hwif.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.c b/drivers/net/ethernet/stmicro/stmmac/hwif.c
index e5e7ac03459d..c1ea68514acc 100644
--- a/drivers/net/ethernet/stmicro/stmmac/hwif.c
+++ b/drivers/net/ethernet/stmicro/stmmac/hwif.c
@@ -72,6 +72,11 @@  static int stmmac_dwmac1_quirks(struct stmmac_priv *priv)
 		mac->desc = &ndesc_ops;
 	}
 
+	if (priv->synopsys_id == DWGMAC_CORE_1_00) {
+		priv->plat->tx_coe = 0;
+		priv->plat->rx_coe = STMMAC_RX_COE_NONE;
+	}
+
 	stmmac_dwmac_mode_quirk(priv);
 	return 0;
 }