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Message-Id: <1702214654-32069-6-git-send-email-guwen@linux.alibaba.com> Date: Sun, 10 Dec 2023 21:24:06 +0800 From: Wen Gu <guwen@...ux.alibaba.com> To: wintera@...ux.ibm.com, wenjia@...ux.ibm.com, hca@...ux.ibm.com, gor@...ux.ibm.com, agordeev@...ux.ibm.com, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, kgraul@...ux.ibm.com, jaka@...ux.ibm.com Cc: borntraeger@...ux.ibm.com, svens@...ux.ibm.com, alibuda@...ux.alibaba.com, tonylu@...ux.alibaba.com, guwen@...ux.alibaba.com, linux-s390@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [RFC PATCH net-next 05/13] net/smc: implement some unsupported operations of loopback-ism vlan operations are not supported currently since the need for vlan in loopback situation does not seem to be strong. signal_event operation is not supported since no event now needs to be processed by loopback-ism device. Signed-off-by: Wen Gu <guwen@...ux.alibaba.com> --- net/smc/smc_loopback.c | 36 +++++++++++++++++++++++++++++++----- 1 file changed, 31 insertions(+), 5 deletions(-) diff --git a/net/smc/smc_loopback.c b/net/smc/smc_loopback.c index 39e8c8d..349a969 100644 --- a/net/smc/smc_loopback.c +++ b/net/smc/smc_loopback.c @@ -50,6 +50,32 @@ static int smc_lo_query_rgid(struct smcd_dev *smcd, struct smcd_gid *rgid, return 0; } +static int smc_lo_add_vlan_id(struct smcd_dev *smcd, u64 vlan_id) +{ + return -EOPNOTSUPP; +} + +static int smc_lo_del_vlan_id(struct smcd_dev *smcd, u64 vlan_id) +{ + return -EOPNOTSUPP; +} + +static int smc_lo_set_vlan_required(struct smcd_dev *smcd) +{ + return -EOPNOTSUPP; +} + +static int smc_lo_reset_vlan_required(struct smcd_dev *smcd) +{ + return -EOPNOTSUPP; +} + +static int smc_lo_signal_event(struct smcd_dev *dev, struct smcd_gid *rgid, + u32 trigger_irq, u32 event_code, u64 info) +{ + return 0; +} + static int smc_lo_supports_v2(void) { return SMC_LO_V2_CAPABLE; @@ -78,11 +104,11 @@ static struct device *smc_lo_get_dev(struct smcd_dev *smcd) .query_remote_gid = smc_lo_query_rgid, .register_dmb = NULL, .unregister_dmb = NULL, - .add_vlan_id = NULL, - .del_vlan_id = NULL, - .set_vlan_required = NULL, - .reset_vlan_required = NULL, - .signal_event = NULL, + .add_vlan_id = smc_lo_add_vlan_id, + .del_vlan_id = smc_lo_del_vlan_id, + .set_vlan_required = smc_lo_set_vlan_required, + .reset_vlan_required = smc_lo_reset_vlan_required, + .signal_event = smc_lo_signal_event, .move_data = NULL, .supports_v2 = smc_lo_supports_v2, .get_local_gid = smc_lo_get_local_gid, -- 1.8.3.1
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