diff options
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/net/ism_drv.c | 162 |
1 files changed, 99 insertions, 63 deletions
diff --git a/drivers/s390/net/ism_drv.c b/drivers/s390/net/ism_drv.c index e6c810a96b24..73c8f42a22a7 100644 --- a/drivers/s390/net/ism_drv.c +++ b/drivers/s390/net/ism_drv.c @@ -289,11 +289,6 @@ static int ism_query_rgid(struct ism_dev *ism, u64 rgid, u32 vid_valid, return ism_cmd(ism, &cmd); } -static int smcd_query_rgid(struct smcd_dev *smcd, u64 rgid, u32 vid_valid, u32 vid) -{ - return ism_query_rgid(smcd->priv, rgid, vid_valid, vid); -} - static void ism_free_dmb(struct ism_dev *ism, struct ism_dmb *dmb) { clear_bit(dmb->sba_idx, ism->sba_bitmap); @@ -363,11 +358,6 @@ out: } EXPORT_SYMBOL_GPL(ism_register_dmb); -static int smcd_register_dmb(struct smcd_dev *smcd, struct smcd_dmb *dmb) -{ - return ism_register_dmb(smcd->priv, (struct ism_dmb *)dmb, NULL); -} - int ism_unregister_dmb(struct ism_dev *ism, struct ism_dmb *dmb) { union ism_unreg_dmb cmd; @@ -391,11 +381,6 @@ out: } EXPORT_SYMBOL_GPL(ism_unregister_dmb); -static int smcd_unregister_dmb(struct smcd_dev *smcd, struct smcd_dmb *dmb) -{ - return ism_unregister_dmb(smcd->priv, (struct ism_dmb *)dmb); -} - static int ism_add_vlan_id(struct ism_dev *ism, u64 vlan_id) { union ism_set_vlan_id cmd; @@ -409,11 +394,6 @@ static int ism_add_vlan_id(struct ism_dev *ism, u64 vlan_id) return ism_cmd(ism, &cmd); } -static int smcd_add_vlan_id(struct smcd_dev *smcd, u64 vlan_id) -{ - return ism_add_vlan_id(smcd->priv, vlan_id); -} - static int ism_del_vlan_id(struct ism_dev *ism, u64 vlan_id) { union ism_set_vlan_id cmd; @@ -427,25 +407,9 @@ static int ism_del_vlan_id(struct ism_dev *ism, u64 vlan_id) return ism_cmd(ism, &cmd); } -static int smcd_del_vlan_id(struct smcd_dev *smcd, u64 vlan_id) -{ - return ism_del_vlan_id(smcd->priv, vlan_id); -} - -static int ism_set_vlan_required(struct smcd_dev *smcd) +static int ism_signal_ieq(struct ism_dev *ism, u64 rgid, u32 trigger_irq, + u32 event_code, u64 info) { - return ism_cmd_simple(smcd->priv, ISM_SET_VLAN); -} - -static int ism_reset_vlan_required(struct smcd_dev *smcd) -{ - return ism_cmd_simple(smcd->priv, ISM_RESET_VLAN); -} - -static int smcd_signal_ieq(struct smcd_dev *smcd, u64 rgid, u32 trigger_irq, - u32 event_code, u64 info) -{ - struct ism_dev *ism = smcd->priv; union ism_sig_ieq cmd; memset(&cmd, 0, sizeof(cmd)); @@ -466,11 +430,9 @@ static unsigned int max_bytes(unsigned int start, unsigned int len, return min(boundary - (start & (boundary - 1)), len); } -static int smcd_move(struct smcd_dev *smcd, u64 dmb_tok, unsigned int idx, - bool sf, unsigned int offset, void *data, - unsigned int size) +int ism_move(struct ism_dev *ism, u64 dmb_tok, unsigned int idx, bool sf, + unsigned int offset, void *data, unsigned int size) { - struct ism_dev *ism = smcd->priv; unsigned int bytes; u64 dmb_req; int ret; @@ -491,6 +453,7 @@ static int smcd_move(struct smcd_dev *smcd, u64 dmb_tok, unsigned int idx, return 0; } +EXPORT_SYMBOL_GPL(ism_move); static struct ism_systemeid SYSTEM_EID = { .seid_string = "IBM-SYSZ-ISMSEID00000000", @@ -518,10 +481,8 @@ u8 *ism_get_seid(void) } EXPORT_SYMBOL_GPL(ism_get_seid); -static u16 smcd_get_chid(struct smcd_dev *smcd) +static u16 ism_get_chid(struct ism_dev *ism) { - struct ism_dev *ism = smcd->priv; - if (!ism || !ism->pdev) return 0; @@ -583,28 +544,11 @@ static irqreturn_t ism_handle_irq(int irq, void *data) return IRQ_HANDLED; } -static u64 smcd_get_local_gid(struct smcd_dev *smcd) +static u64 ism_get_local_gid(struct ism_dev *ism) { - struct ism_dev *ism = smcd->priv; - return ism->local_gid; } -static const struct smcd_ops ism_ops = { - .query_remote_gid = smcd_query_rgid, - .register_dmb = smcd_register_dmb, - .unregister_dmb = smcd_unregister_dmb, - .add_vlan_id = smcd_add_vlan_id, - .del_vlan_id = smcd_del_vlan_id, - .set_vlan_required = ism_set_vlan_required, - .reset_vlan_required = ism_reset_vlan_required, - .signal_event = smcd_signal_ieq, - .move_data = smcd_move, - .get_system_eid = ism_get_seid, - .get_local_gid = smcd_get_local_gid, - .get_chid = smcd_get_chid, -}; - static void ism_dev_add_work_func(struct work_struct *work) { struct ism_client *client = container_of(work, struct ism_client, @@ -846,3 +790,95 @@ static void __exit ism_exit(void) module_init(ism_init); module_exit(ism_exit); + +/*************************** SMC-D Implementation *****************************/ + +#if IS_ENABLED(CONFIG_SMC) +static int smcd_query_rgid(struct smcd_dev *smcd, u64 rgid, u32 vid_valid, + u32 vid) +{ + return ism_query_rgid(smcd->priv, rgid, vid_valid, vid); +} + +static int smcd_register_dmb(struct smcd_dev *smcd, struct smcd_dmb *dmb, + struct ism_client *client) +{ + return ism_register_dmb(smcd->priv, (struct ism_dmb *)dmb, client); +} + +static int smcd_unregister_dmb(struct smcd_dev *smcd, struct smcd_dmb *dmb) +{ + return ism_unregister_dmb(smcd->priv, (struct ism_dmb *)dmb); +} + +static int smcd_add_vlan_id(struct smcd_dev *smcd, u64 vlan_id) +{ + return ism_add_vlan_id(smcd->priv, vlan_id); +} + +static int smcd_del_vlan_id(struct smcd_dev *smcd, u64 vlan_id) +{ + return ism_del_vlan_id(smcd->priv, vlan_id); +} + +static int smcd_set_vlan_required(struct smcd_dev *smcd) +{ + return ism_cmd_simple(smcd->priv, ISM_SET_VLAN); +} + +static int smcd_reset_vlan_required(struct smcd_dev *smcd) +{ + return ism_cmd_simple(smcd->priv, ISM_RESET_VLAN); +} + +static int smcd_signal_ieq(struct smcd_dev *smcd, u64 rgid, u32 trigger_irq, + u32 event_code, u64 info) +{ + return ism_signal_ieq(smcd->priv, rgid, trigger_irq, event_code, info); +} + +static int smcd_move(struct smcd_dev *smcd, u64 dmb_tok, unsigned int idx, + bool sf, unsigned int offset, void *data, + unsigned int size) +{ + return ism_move(smcd->priv, dmb_tok, idx, sf, offset, data, size); +} + +static u64 smcd_get_local_gid(struct smcd_dev *smcd) +{ + return ism_get_local_gid(smcd->priv); +} + +static u16 smcd_get_chid(struct smcd_dev *smcd) +{ + return ism_get_chid(smcd->priv); +} + +static inline struct device *smcd_get_dev(struct smcd_dev *dev) +{ + struct ism_dev *ism = dev->priv; + + return &ism->dev; +} + +static const struct smcd_ops ism_ops = { + .query_remote_gid = smcd_query_rgid, + .register_dmb = smcd_register_dmb, + .unregister_dmb = smcd_unregister_dmb, + .add_vlan_id = smcd_add_vlan_id, + .del_vlan_id = smcd_del_vlan_id, + .set_vlan_required = smcd_set_vlan_required, + .reset_vlan_required = smcd_reset_vlan_required, + .signal_event = smcd_signal_ieq, + .move_data = smcd_move, + .get_system_eid = ism_get_seid, + .get_local_gid = smcd_get_local_gid, + .get_chid = smcd_get_chid, +}; + +const struct smcd_ops *ism_get_smcd_ops(void) +{ + return &ism_ops; +} +EXPORT_SYMBOL_GPL(ism_get_smcd_ops); +#endif |