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path: root/drivers/net/ethernet/intel/ice/ice_virtchnl.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_virtchnl.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_virtchnl.c119
1 files changed, 107 insertions, 12 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
index ff4ad788d96a..7c3006eb68dd 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
@@ -498,6 +498,9 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg)
if (vf->driver_caps & VIRTCHNL_VF_OFFLOAD_QOS)
vfres->vf_cap_flags |= VIRTCHNL_VF_OFFLOAD_QOS;
+ if (vf->driver_caps & VIRTCHNL_VF_CAP_PTP)
+ vfres->vf_cap_flags |= VIRTCHNL_VF_CAP_PTP;
+
vfres->num_vsis = 1;
/* Tx and Rx queue are equal for VF */
vfres->num_queue_pairs = vsi->num_txq;
@@ -562,7 +565,7 @@ bool ice_vc_isvalid_vsi_id(struct ice_vf *vf, u16 vsi_id)
*
* check for the valid queue ID
*/
-static bool ice_vc_isvalid_q_id(struct ice_vsi *vsi, u8 qid)
+static bool ice_vc_isvalid_q_id(struct ice_vsi *vsi, u16 qid)
{
/* allocated Tx and Rx queues should be always equal for VF VSI */
return qid < vsi->alloc_txq;
@@ -1862,15 +1865,33 @@ static int ice_vc_cfg_q_bw(struct ice_vf *vf, u8 *msg)
for (i = 0; i < qbw->num_queues; i++) {
if (qbw->cfg[i].shaper.peak != 0 && vf->max_tx_rate != 0 &&
- qbw->cfg[i].shaper.peak > vf->max_tx_rate)
+ qbw->cfg[i].shaper.peak > vf->max_tx_rate) {
dev_warn(ice_pf_to_dev(vf->pf), "The maximum queue %d rate limit configuration may not take effect because the maximum TX rate for VF-%d is %d\n",
qbw->cfg[i].queue_id, vf->vf_id,
vf->max_tx_rate);
+ v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ goto err;
+ }
if (qbw->cfg[i].shaper.committed != 0 && vf->min_tx_rate != 0 &&
- qbw->cfg[i].shaper.committed < vf->min_tx_rate)
+ qbw->cfg[i].shaper.committed < vf->min_tx_rate) {
dev_warn(ice_pf_to_dev(vf->pf), "The minimum queue %d rate limit configuration may not take effect because the minimum TX rate for VF-%d is %d\n",
qbw->cfg[i].queue_id, vf->vf_id,
- vf->max_tx_rate);
+ vf->min_tx_rate);
+ v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ goto err;
+ }
+ if (qbw->cfg[i].queue_id > vf->num_vf_qs) {
+ dev_warn(ice_pf_to_dev(vf->pf), "VF-%d trying to configure invalid queue_id\n",
+ vf->vf_id);
+ v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ goto err;
+ }
+ if (qbw->cfg[i].tc >= ICE_MAX_TRAFFIC_CLASS) {
+ dev_warn(ice_pf_to_dev(vf->pf), "VF-%d trying to configure a traffic class higher than allowed\n",
+ vf->vf_id);
+ v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ goto err;
+ }
}
for (i = 0; i < qbw->num_queues; i++) {
@@ -1900,13 +1921,21 @@ err:
*/
static int ice_vc_cfg_q_quanta(struct ice_vf *vf, u8 *msg)
{
+ u16 quanta_prof_id, quanta_size, start_qid, num_queues, end_qid, i;
enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
- u16 quanta_prof_id, quanta_size, start_qid, end_qid, i;
struct virtchnl_quanta_cfg *qquanta =
(struct virtchnl_quanta_cfg *)msg;
struct ice_vsi *vsi;
int ret;
+ start_qid = qquanta->queue_select.start_queue_id;
+ num_queues = qquanta->queue_select.num_queues;
+
+ if (check_add_overflow(start_qid, num_queues, &end_qid)) {
+ v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ goto err;
+ }
+
if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
v_ret = VIRTCHNL_STATUS_ERR_PARAM;
goto err;
@@ -1918,8 +1947,6 @@ static int ice_vc_cfg_q_quanta(struct ice_vf *vf, u8 *msg)
goto err;
}
- end_qid = qquanta->queue_select.start_queue_id +
- qquanta->queue_select.num_queues;
if (end_qid > ICE_MAX_RSS_QS_PER_VF ||
end_qid > min_t(u16, vsi->alloc_txq, vsi->alloc_rxq)) {
dev_err(ice_pf_to_dev(vf->pf), "VF-%d trying to configure more than allocated number of queues: %d\n",
@@ -1948,7 +1975,6 @@ static int ice_vc_cfg_q_quanta(struct ice_vf *vf, u8 *msg)
goto err;
}
- start_qid = qquanta->queue_select.start_queue_id;
for (i = start_qid; i < end_qid; i++)
vsi->tx_rings[i]->quanta_prof_id = quanta_prof_id;
@@ -1975,6 +2001,7 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
struct ice_vsi *vsi;
u8 act_prt, pri_prt;
int i = -1, q_idx;
+ bool ena_ts;
lag = pf->lag;
mutex_lock(&pf->lag_mutex);
@@ -2104,9 +2131,14 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
rxdid = ICE_RXDID_LEGACY_1;
}
+ ena_ts = ((vf->driver_caps &
+ VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC) &&
+ (vf->driver_caps & VIRTCHNL_VF_CAP_PTP) &&
+ (qpi->rxq.flags & VIRTCHNL_PTP_RX_TSTAMP));
+
ice_write_qrxflxp_cntxt(&vsi->back->hw,
- vsi->rxq_map[q_idx],
- rxdid, 0x03, false);
+ vsi->rxq_map[q_idx], rxdid,
+ ICE_RXDID_PRIO, ena_ts);
}
}
@@ -3031,8 +3063,8 @@ err:
static int ice_vc_query_rxdid(struct ice_vf *vf)
{
enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
- struct virtchnl_supported_rxdids rxdid = {};
struct ice_pf *pf = vf->pf;
+ u64 rxdid;
if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
v_ret = VIRTCHNL_STATUS_ERR_PARAM;
@@ -3044,7 +3076,7 @@ static int ice_vc_query_rxdid(struct ice_vf *vf)
goto err;
}
- rxdid.supported_rxdids = pf->supported_rxdids;
+ rxdid = pf->supported_rxdids;
err:
return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_GET_SUPPORTED_RXDIDS,
@@ -4092,6 +4124,59 @@ out:
v_ret, NULL, 0);
}
+static int ice_vc_get_ptp_cap(struct ice_vf *vf,
+ const struct virtchnl_ptp_caps *msg)
+{
+ enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ u32 caps = VIRTCHNL_1588_PTP_CAP_RX_TSTAMP |
+ VIRTCHNL_1588_PTP_CAP_READ_PHC;
+
+ if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states))
+ goto err;
+
+ v_ret = VIRTCHNL_STATUS_SUCCESS;
+
+ if (msg->caps & caps)
+ vf->ptp_caps = caps;
+
+err:
+ /* send the response back to the VF */
+ return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_1588_PTP_GET_CAPS, v_ret,
+ (u8 *)&vf->ptp_caps,
+ sizeof(struct virtchnl_ptp_caps));
+}
+
+static int ice_vc_get_phc_time(struct ice_vf *vf)
+{
+ enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ struct virtchnl_phc_time *phc_time = NULL;
+ struct ice_pf *pf = vf->pf;
+ u32 len = 0;
+ int ret;
+
+ if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states))
+ goto err;
+
+ v_ret = VIRTCHNL_STATUS_SUCCESS;
+
+ phc_time = kzalloc(sizeof(*phc_time), GFP_KERNEL);
+ if (!phc_time) {
+ v_ret = VIRTCHNL_STATUS_ERR_NO_MEMORY;
+ goto err;
+ }
+
+ len = sizeof(*phc_time);
+
+ phc_time->time = ice_ptp_read_src_clk_reg(pf, NULL);
+
+err:
+ /* send the response back to the VF */
+ ret = ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_1588_PTP_GET_TIME, v_ret,
+ (u8 *)phc_time, len);
+ kfree(phc_time);
+ return ret;
+}
+
static const struct ice_virtchnl_ops ice_virtchnl_dflt_ops = {
.get_ver_msg = ice_vc_get_ver_msg,
.get_vf_res_msg = ice_vc_get_vf_res_msg,
@@ -4128,6 +4213,8 @@ static const struct ice_virtchnl_ops ice_virtchnl_dflt_ops = {
.get_qos_caps = ice_vc_get_qos_caps,
.cfg_q_bw = ice_vc_cfg_q_bw,
.cfg_q_quanta = ice_vc_cfg_q_quanta,
+ .get_ptp_cap = ice_vc_get_ptp_cap,
+ .get_phc_time = ice_vc_get_phc_time,
/* If you add a new op here please make sure to add it to
* ice_virtchnl_repr_ops as well.
*/
@@ -4264,6 +4351,8 @@ static const struct ice_virtchnl_ops ice_virtchnl_repr_ops = {
.get_qos_caps = ice_vc_get_qos_caps,
.cfg_q_bw = ice_vc_cfg_q_bw,
.cfg_q_quanta = ice_vc_cfg_q_quanta,
+ .get_ptp_cap = ice_vc_get_ptp_cap,
+ .get_phc_time = ice_vc_get_phc_time,
};
/**
@@ -4501,6 +4590,12 @@ error_handler:
case VIRTCHNL_OP_CONFIG_QUANTA:
err = ops->cfg_q_quanta(vf, msg);
break;
+ case VIRTCHNL_OP_1588_PTP_GET_CAPS:
+ err = ops->get_ptp_cap(vf, (const void *)msg);
+ break;
+ case VIRTCHNL_OP_1588_PTP_GET_TIME:
+ err = ops->get_phc_time(vf);
+ break;
case VIRTCHNL_OP_UNKNOWN:
default:
dev_err(dev, "Unsupported opcode %d from VF %d\n", v_opcode,