diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/mae.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/mae.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/mae.c b/drivers/net/ethernet/sfc/mae.c index ea87ec83e618..97627f5e3674 100644 --- a/drivers/net/ethernet/sfc/mae.c +++ b/drivers/net/ethernet/sfc/mae.c @@ -13,6 +13,43 @@ #include "mcdi.h" #include "mcdi_pcol_mae.h" +int efx_mae_allocate_mport(struct efx_nic *efx, u32 *id, u32 *label) +{ + MCDI_DECLARE_BUF(outbuf, MC_CMD_MAE_MPORT_ALLOC_ALIAS_OUT_LEN); + MCDI_DECLARE_BUF(inbuf, MC_CMD_MAE_MPORT_ALLOC_ALIAS_IN_LEN); + size_t outlen; + int rc; + + if (WARN_ON_ONCE(!id)) + return -EINVAL; + if (WARN_ON_ONCE(!label)) + return -EINVAL; + + MCDI_SET_DWORD(inbuf, MAE_MPORT_ALLOC_ALIAS_IN_TYPE, + MC_CMD_MAE_MPORT_ALLOC_ALIAS_IN_MPORT_TYPE_ALIAS); + MCDI_SET_DWORD(inbuf, MAE_MPORT_ALLOC_ALIAS_IN_DELIVER_MPORT, + MAE_MPORT_SELECTOR_ASSIGNED); + rc = efx_mcdi_rpc(efx, MC_CMD_MAE_MPORT_ALLOC, inbuf, sizeof(inbuf), + outbuf, sizeof(outbuf), &outlen); + if (rc) + return rc; + if (outlen < sizeof(outbuf)) + return -EIO; + *id = MCDI_DWORD(outbuf, MAE_MPORT_ALLOC_ALIAS_OUT_MPORT_ID); + *label = MCDI_DWORD(outbuf, MAE_MPORT_ALLOC_ALIAS_OUT_LABEL); + return 0; +} + +int efx_mae_free_mport(struct efx_nic *efx, u32 id) +{ + MCDI_DECLARE_BUF(inbuf, MC_CMD_MAE_MPORT_FREE_IN_LEN); + + BUILD_BUG_ON(MC_CMD_MAE_MPORT_FREE_OUT_LEN); + MCDI_SET_DWORD(inbuf, MAE_MPORT_FREE_IN_MPORT_ID, id); + return efx_mcdi_rpc(efx, MC_CMD_MAE_MPORT_FREE, inbuf, sizeof(inbuf), + NULL, 0, NULL); +} + void efx_mae_mport_wire(struct efx_nic *efx, u32 *out) { efx_dword_t mport; |