From: Lorenzo Bianconi Date: Sun, 12 Apr 2026 09:56:25 +0000 (+0200) Subject: net: airoha: Remove PCE_MC_EN_MASK bit in REG_FE_PCE_CFG configuration X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=34e1a98ff2a87cf4b8de3ccebe9d45273f014aeb;p=thirdparty%2Fkernel%2Flinux.git net: airoha: Remove PCE_MC_EN_MASK bit in REG_FE_PCE_CFG configuration PCE_MC_EN_MASK bit in REG_FE_PCE_CFG configuration performed in airoha_fe_init() is used to duplicate multicast packets and send a copy to the CPU when the traffic is offloaded. This is necessary just if it is requested by the user. Disable multicast packets duplication by default. Signed-off-by: Lorenzo Bianconi Link: https://patch.msgid.link/20260412-airoha_fe_init_remove_mc_en_bit-v1-1-7b6a5a25a74d@kernel.org Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c index d426dc173d99..2bd79da70934 100644 --- a/drivers/net/ethernet/airoha/airoha_eth.c +++ b/drivers/net/ethernet/airoha/airoha_eth.c @@ -458,9 +458,8 @@ static int airoha_fe_init(struct airoha_eth *eth) FIELD_PREP(PSE_IQ_RES2_P5_MASK, 0x40) | FIELD_PREP(PSE_IQ_RES2_P4_MASK, 0x34)); - /* enable FE copy engine for MC/KA/DPI */ - airoha_fe_wr(eth, REG_FE_PCE_CFG, - PCE_DPI_EN_MASK | PCE_KA_EN_MASK | PCE_MC_EN_MASK); + /* enable FE copy engine for KA/DPI */ + airoha_fe_wr(eth, REG_FE_PCE_CFG, PCE_DPI_EN_MASK | PCE_KA_EN_MASK); /* set vip queue selection to ring 1 */ airoha_fe_rmw(eth, REG_CDM_FWD_CFG(1), CDM_VIP_QSEL_MASK, FIELD_PREP(CDM_VIP_QSEL_MASK, 0x4));