common/cnxk: check BPHY IRQ availability

[dpdk.git] / drivers / common / sfc_efx / base / rhead_virtio.c

diff --git a/drivers/common/sfc_efx/base/rhead_virtio.c b/drivers/common/sfc_efx/base/rhead_virtio.c
index ab83b24..335cb74 100644 (file)
--- a/drivers/common/sfc_efx/base/rhead_virtio.c
+++ b/drivers/common/sfc_efx/base/rhead_virtio.c
@@ -187,4 +187,193 @@ fail1:
        return (rc);
 }
 
+       __checkReturn   efx_rc_t
+rhead_virtio_get_doorbell_offset(
+       __in            efx_virtio_vq_t *evvp,
+       __out           uint32_t *offsetp)
+{
+       efx_nic_t *enp = evvp->evv_enp;
+       efx_mcdi_req_t req;
+       uint32_t type;
+       EFX_MCDI_DECLARE_BUF(payload, MC_CMD_VIRTIO_GET_DOORBELL_OFFSET_REQ_LEN,
+               MC_CMD_VIRTIO_GET_NET_DOORBELL_OFFSET_RESP_LEN);
+       efx_rc_t rc;
+
+       req.emr_cmd = MC_CMD_VIRTIO_GET_DOORBELL_OFFSET;
+       req.emr_in_buf = payload;
+       req.emr_in_length = MC_CMD_VIRTIO_GET_DOORBELL_OFFSET_REQ_LEN;
+       req.emr_out_buf = payload;
+       req.emr_out_length = MC_CMD_VIRTIO_GET_NET_DOORBELL_OFFSET_RESP_LEN;
+
+       switch (evvp->evv_type) {
+       case EFX_VIRTIO_VQ_TYPE_NET_RXQ:
+       case EFX_VIRTIO_VQ_TYPE_NET_TXQ:
+               type = MC_CMD_VIRTIO_GET_FEATURES_IN_NET;
+               break;
+       case EFX_VIRTIO_VQ_TYPE_BLOCK:
+               type = MC_CMD_VIRTIO_GET_FEATURES_IN_BLOCK;
+               break;
+       default:
+               rc = EINVAL;
+               goto fail1;
+       }
+
+       MCDI_IN_SET_BYTE(req, VIRTIO_GET_DOORBELL_OFFSET_REQ_DEVICE_ID,
+               type);
+       MCDI_IN_SET_WORD(req, VIRTIO_GET_DOORBELL_OFFSET_REQ_TARGET_VF,
+               evvp->evv_target_vf);
+       MCDI_IN_SET_DWORD(req, VIRTIO_GET_DOORBELL_OFFSET_REQ_INSTANCE,
+               evvp->evv_vi_index);
+
+       efx_mcdi_execute(enp, &req);
+
+       if (req.emr_rc != 0) {
+               rc = req.emr_rc;
+               goto fail2;
+       }
+
+       switch (type) {
+       case MC_CMD_VIRTIO_GET_FEATURES_IN_NET:
+               if (req.emr_out_length_used <
+                   MC_CMD_VIRTIO_GET_NET_DOORBELL_OFFSET_RESP_LEN) {
+                       rc = EMSGSIZE;
+                       goto fail3;
+               }
+
+               if (evvp->evv_type == EFX_VIRTIO_VQ_TYPE_NET_RXQ) {
+                       *offsetp = MCDI_OUT_DWORD(req,
+                           VIRTIO_GET_NET_DOORBELL_OFFSET_RESP_RX_DBL_OFFSET);
+               } else if (evvp->evv_type == EFX_VIRTIO_VQ_TYPE_NET_TXQ) {
+                       *offsetp = MCDI_OUT_DWORD(req,
+                           VIRTIO_GET_NET_DOORBELL_OFFSET_RESP_TX_DBL_OFFSET);
+               }
+               break;
+       case MC_CMD_VIRTIO_GET_FEATURES_IN_BLOCK:
+               if (req.emr_out_length_used <
+                   MC_CMD_VIRTIO_GET_BLOCK_DOORBELL_OFFSET_RESP_LEN) {
+                       rc = EMSGSIZE;
+                       goto fail4;
+               }
+
+               *offsetp = MCDI_OUT_DWORD(req,
+                       VIRTIO_GET_BLOCK_DOORBELL_OFFSET_RESP_DBL_OFFSET);
+               break;
+       default:
+               EFSYS_ASSERT(0);
+               rc = EINVAL;
+               goto fail5;
+       }
+
+       return (0);
+
+fail5:
+       EFSYS_PROBE(fail5);
+fail4:
+       EFSYS_PROBE(fail4);
+fail3:
+       EFSYS_PROBE(fail3);
+fail2:
+       EFSYS_PROBE(fail2);
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+       __checkReturn   efx_rc_t
+rhead_virtio_get_features(
+       __in            efx_nic_t *enp,
+       __in            efx_virtio_device_type_t type,
+       __out           uint64_t *featuresp)
+{
+       efx_mcdi_req_t req;
+       uint32_t features_lo;
+       uint32_t features_hi;
+       EFX_MCDI_DECLARE_BUF(payload, MC_CMD_VIRTIO_GET_FEATURES_IN_LEN,
+               MC_CMD_VIRTIO_GET_FEATURES_OUT_LEN);
+       efx_rc_t rc;
+
+       EFX_STATIC_ASSERT(EFX_VIRTIO_DEVICE_TYPE_NET ==
+               MC_CMD_VIRTIO_GET_FEATURES_IN_NET);
+       EFX_STATIC_ASSERT(EFX_VIRTIO_DEVICE_TYPE_BLOCK ==
+               MC_CMD_VIRTIO_GET_FEATURES_IN_BLOCK);
+
+       req.emr_cmd = MC_CMD_VIRTIO_GET_FEATURES;
+       req.emr_in_buf = payload;
+       req.emr_in_length = MC_CMD_VIRTIO_GET_FEATURES_IN_LEN;
+       req.emr_out_buf = payload;
+       req.emr_out_length = MC_CMD_VIRTIO_GET_FEATURES_OUT_LEN;
+
+       MCDI_IN_SET_DWORD(req, VIRTIO_GET_FEATURES_IN_DEVICE_ID, type);
+
+       efx_mcdi_execute(enp, &req);
+
+       if (req.emr_rc != 0) {
+               rc = req.emr_rc;
+               goto fail1;
+       }
+
+       if (req.emr_out_length_used < MC_CMD_VIRTIO_GET_FEATURES_OUT_LEN) {
+               rc = EMSGSIZE;
+               goto fail2;
+       }
+
+       features_lo = MCDI_OUT_DWORD(req, VIRTIO_GET_FEATURES_OUT_FEATURES_LO);
+       features_hi = MCDI_OUT_DWORD(req, VIRTIO_GET_FEATURES_OUT_FEATURES_HI);
+       *featuresp = ((uint64_t)features_hi << 32) | features_lo;
+
+       return (0);
+
+fail2:
+       EFSYS_PROBE(fail2);
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+       __checkReturn   efx_rc_t
+rhead_virtio_verify_features(
+       __in            efx_nic_t *enp,
+       __in            efx_virtio_device_type_t type,
+       __in            uint64_t features)
+{
+       efx_mcdi_req_t req;
+       EFX_MCDI_DECLARE_BUF(payload, MC_CMD_VIRTIO_TEST_FEATURES_IN_LEN,
+               MC_CMD_VIRTIO_TEST_FEATURES_OUT_LEN);
+       efx_rc_t rc;
+
+       EFX_STATIC_ASSERT(EFX_VIRTIO_DEVICE_TYPE_NET ==
+               MC_CMD_VIRTIO_GET_FEATURES_IN_NET);
+       EFX_STATIC_ASSERT(EFX_VIRTIO_DEVICE_TYPE_BLOCK ==
+               MC_CMD_VIRTIO_GET_FEATURES_IN_BLOCK);
+
+       req.emr_cmd = MC_CMD_VIRTIO_TEST_FEATURES;
+       req.emr_in_buf = payload;
+       req.emr_in_length = MC_CMD_VIRTIO_TEST_FEATURES_IN_LEN;
+       req.emr_out_buf = payload;
+       req.emr_out_length = MC_CMD_VIRTIO_TEST_FEATURES_OUT_LEN;
+
+       MCDI_IN_SET_DWORD(req, VIRTIO_TEST_FEATURES_IN_DEVICE_ID, type);
+
+       MCDI_IN_SET_DWORD(req, VIRTIO_TEST_FEATURES_IN_FEATURES_LO,
+               features & 0xFFFFFFFF);
+       MCDI_IN_SET_DWORD(req, VIRTIO_TEST_FEATURES_IN_FEATURES_HI,
+               ((features >> 32) & 0xFFFFFFFF));
+
+       efx_mcdi_execute(enp, &req);
+
+       if (req.emr_rc != 0) {
+               rc = req.emr_rc;
+               goto fail1;
+       }
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
 #endif /* EFSYS_OPT_RIVERHEAD && EFSYS_OPT_VIRTIO */