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path: root/drivers/net/ethernet/intel/ice/ice_lib.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_lib.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_lib.c248
1 files changed, 161 insertions, 87 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index f31129e4e9cf..49c75371af08 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -197,19 +197,13 @@ static int ice_vsi_ctrl_rx_rings(struct ice_vsi *vsi, bool ena)
{
struct ice_pf *pf = vsi->back;
struct ice_hw *hw = &pf->hw;
- int i, j, ret = 0;
+ int i, ret = 0;
for (i = 0; i < vsi->num_rxq; i++) {
int pf_q = vsi->rxq_map[i];
u32 rx_reg;
- for (j = 0; j < ICE_Q_WAIT_MAX_RETRY; j++) {
- rx_reg = rd32(hw, QRX_CTRL(pf_q));
- if (((rx_reg >> QRX_CTRL_QENA_REQ_S) & 1) ==
- ((rx_reg >> QRX_CTRL_QENA_STAT_S) & 1))
- break;
- usleep_range(1000, 2000);
- }
+ rx_reg = rd32(hw, QRX_CTRL(pf_q));
/* Skip if the queue is already in the requested state */
if (ena == !!(rx_reg & QRX_CTRL_QENA_STAT_M))
@@ -1054,7 +1048,7 @@ void ice_vsi_free_q_vectors(struct ice_vsi *vsi)
{
int v_idx;
- for (v_idx = 0; v_idx < vsi->num_q_vectors; v_idx++)
+ ice_for_each_q_vector(vsi, v_idx)
ice_free_q_vector(vsi, v_idx);
}
@@ -1394,7 +1388,6 @@ int ice_vsi_manage_rss_lut(struct ice_vsi *vsi, bool ena)
*/
static int ice_vsi_cfg_rss_lut_key(struct ice_vsi *vsi)
{
- u8 seed[ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE];
struct ice_aqc_get_set_rss_keys *key;
struct ice_pf *pf = vsi->back;
enum ice_status status;
@@ -1429,13 +1422,12 @@ static int ice_vsi_cfg_rss_lut_key(struct ice_vsi *vsi)
}
if (vsi->rss_hkey_user)
- memcpy(seed, vsi->rss_hkey_user,
- ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE);
+ memcpy(key,
+ (struct ice_aqc_get_set_rss_keys *)vsi->rss_hkey_user,
+ ICE_GET_SET_RSS_KEY_EXTEND_KEY_SIZE);
else
- netdev_rss_key_fill((void *)seed,
- ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE);
- memcpy(&key->standard_rss_key, seed,
- ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE);
+ netdev_rss_key_fill((void *)key,
+ ICE_GET_SET_RSS_KEY_EXTEND_KEY_SIZE);
status = ice_aq_set_rss_key(&pf->hw, vsi->idx, key);
@@ -1606,7 +1598,8 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid)
struct ice_fltr_list_entry *list;
struct ice_pf *pf = vsi->back;
LIST_HEAD(tmp_add_list);
- int status = 0;
+ enum ice_status status;
+ int err = 0;
list = devm_kzalloc(&pf->pdev->dev, sizeof(*list), GFP_KERNEL);
if (!list)
@@ -1622,14 +1615,16 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid)
INIT_LIST_HEAD(&list->list_entry);
list_add(&list->list_entry, &tmp_add_list);
- if (ice_remove_vlan(&pf->hw, &tmp_add_list)) {
- dev_err(&pf->pdev->dev, "Error removing VLAN %d on vsi %i\n",
- vid, vsi->vsi_num);
- status = -EIO;
+ status = ice_remove_vlan(&pf->hw, &tmp_add_list);
+ if (status) {
+ dev_err(&pf->pdev->dev,
+ "Error removing VLAN %d on vsi %i error: %d\n",
+ vid, vsi->vsi_num, status);
+ err = -EIO;
}
ice_free_fltr_list(&pf->pdev->dev, &tmp_add_list);
- return status;
+ return err;
}
/**
@@ -1641,7 +1636,6 @@ int ice_vsi_kill_vlan(struct ice_vsi *vsi, u16 vid)
*/
int ice_vsi_cfg_rxqs(struct ice_vsi *vsi)
{
- int err = 0;
u16 i;
if (vsi->type == ICE_VSI_VF)
@@ -1656,14 +1650,19 @@ int ice_vsi_cfg_rxqs(struct ice_vsi *vsi)
vsi->rx_buf_len = ICE_RXBUF_2048;
setup_rings:
/* set up individual rings */
- for (i = 0; i < vsi->num_rxq && !err; i++)
- err = ice_setup_rx_ctx(vsi->rx_rings[i]);
+ for (i = 0; i < vsi->num_rxq; i++) {
+ int err;
- if (err) {
- dev_err(&vsi->back->pdev->dev, "ice_setup_rx_ctx failed\n");
- return -EIO;
+ err = ice_setup_rx_ctx(vsi->rx_rings[i]);
+ if (err) {
+ dev_err(&vsi->back->pdev->dev,
+ "ice_setup_rx_ctx failed for RxQ %d, err %d\n",
+ i, err);
+ return err;
+ }
}
- return err;
+
+ return 0;
}
/**
@@ -1715,8 +1714,8 @@ ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_ring **rings, int offset)
rings[q_idx]->tail =
pf->hw.hw_addr + QTX_COMM_DBELL(pf_q);
status = ice_ena_vsi_txq(vsi->port_info, vsi->idx, tc,
- num_q_grps, qg_buf, buf_len,
- NULL);
+ i, num_q_grps, qg_buf,
+ buf_len, NULL);
if (status) {
dev_err(&vsi->back->pdev->dev,
"Failed to set LAN Tx queue context, error: %d\n",
@@ -1762,7 +1761,7 @@ int ice_vsi_cfg_lan_txqs(struct ice_vsi *vsi)
* This function converts a decimal interrupt rate limit in usecs to the format
* expected by firmware.
*/
-static u32 ice_intrl_usec_to_reg(u8 intrl, u8 gran)
+u32 ice_intrl_usec_to_reg(u8 intrl, u8 gran)
{
u32 val = intrl / gran;
@@ -1806,13 +1805,12 @@ static void ice_cfg_itr_gran(struct ice_hw *hw)
* ice_cfg_itr - configure the initial interrupt throttle values
* @hw: pointer to the HW structure
* @q_vector: interrupt vector that's being configured
- * @vector: HW vector index to apply the interrupt throttling to
*
* Configure interrupt throttling values for the ring containers that are
* associated with the interrupt vector passed in.
*/
static void
-ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector)
+ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector)
{
ice_cfg_itr_gran(hw);
@@ -1826,7 +1824,7 @@ ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector)
rc->target_itr = ITR_TO_REG(rc->itr_setting);
rc->next_update = jiffies + 1;
rc->current_itr = rc->target_itr;
- wr32(hw, GLINT_ITR(rc->itr_idx, vector),
+ wr32(hw, GLINT_ITR(rc->itr_idx, q_vector->reg_idx),
ITR_REG_ALIGN(rc->current_itr) >> ICE_ITR_GRAN_S);
}
@@ -1840,7 +1838,7 @@ ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector)
rc->target_itr = ITR_TO_REG(rc->itr_setting);
rc->next_update = jiffies + 1;
rc->current_itr = rc->target_itr;
- wr32(hw, GLINT_ITR(rc->itr_idx, vector),
+ wr32(hw, GLINT_ITR(rc->itr_idx, q_vector->reg_idx),
ITR_REG_ALIGN(rc->current_itr) >> ICE_ITR_GRAN_S);
}
}
@@ -1852,17 +1850,17 @@ ice_cfg_itr(struct ice_hw *hw, struct ice_q_vector *q_vector, u16 vector)
void ice_vsi_cfg_msix(struct ice_vsi *vsi)
{
struct ice_pf *pf = vsi->back;
- u16 vector = vsi->hw_base_vector;
struct ice_hw *hw = &pf->hw;
u32 txq = 0, rxq = 0;
int i, q;
- for (i = 0; i < vsi->num_q_vectors; i++, vector++) {
+ for (i = 0; i < vsi->num_q_vectors; i++) {
struct ice_q_vector *q_vector = vsi->q_vectors[i];
+ u16 reg_idx = q_vector->reg_idx;
- ice_cfg_itr(hw, q_vector, vector);
+ ice_cfg_itr(hw, q_vector);
- wr32(hw, GLINT_RATE(vector),
+ wr32(hw, GLINT_RATE(reg_idx),
ice_intrl_usec_to_reg(q_vector->intrl, hw->intrl_gran));
/* Both Transmit Queue Interrupt Cause Control register
@@ -1887,7 +1885,7 @@ void ice_vsi_cfg_msix(struct ice_vsi *vsi)
else
val = QINT_TQCTL_CAUSE_ENA_M |
(itr_idx << QINT_TQCTL_ITR_INDX_S) |
- (vector << QINT_TQCTL_MSIX_INDX_S);
+ (reg_idx << QINT_TQCTL_MSIX_INDX_S);
wr32(hw, QINT_TQCTL(vsi->txq_map[txq]), val);
txq++;
}
@@ -1903,7 +1901,7 @@ void ice_vsi_cfg_msix(struct ice_vsi *vsi)
else
val = QINT_RQCTL_CAUSE_ENA_M |
(itr_idx << QINT_RQCTL_ITR_INDX_S) |
- (vector << QINT_RQCTL_MSIX_INDX_S);
+ (reg_idx << QINT_RQCTL_MSIX_INDX_S);
wr32(hw, QINT_RQCTL(vsi->rxq_map[rxq]), val);
rxq++;
}
@@ -2033,10 +2031,10 @@ ice_vsi_stop_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src,
{
struct ice_pf *pf = vsi->back;
struct ice_hw *hw = &pf->hw;
+ int tc, q_idx = 0, err = 0;
+ u16 *q_ids, *q_handles, i;
enum ice_status status;
u32 *q_teids, val;
- u16 *q_ids, i;
- int err = 0;
if (vsi->num_txq > ICE_LAN_TXQ_MAX_QDIS)
return -EINVAL;
@@ -2053,50 +2051,69 @@ ice_vsi_stop_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src,
goto err_alloc_q_ids;
}
- /* set up the Tx queue list to be disabled */
- ice_for_each_txq(vsi, i) {
- u16 v_idx;
+ q_handles = devm_kcalloc(&pf->pdev->dev, vsi->num_txq,
+ sizeof(*q_handles), GFP_KERNEL);
+ if (!q_handles) {
+ err = -ENOMEM;
+ goto err_alloc_q_handles;
+ }
- if (!rings || !rings[i] || !rings[i]->q_vector) {
- err = -EINVAL;
- goto err_out;
- }
+ /* set up the Tx queue list to be disabled for each enabled TC */
+ ice_for_each_traffic_class(tc) {
+ if (!(vsi->tc_cfg.ena_tc & BIT(tc)))
+ break;
- q_ids[i] = vsi->txq_map[i + offset];
- q_teids[i] = rings[i]->txq_teid;
+ for (i = 0; i < vsi->tc_cfg.tc_info[tc].qcount_tx; i++) {
+ if (!rings || !rings[q_idx] ||
+ !rings[q_idx]->q_vector) {
+ err = -EINVAL;
+ goto err_out;
+ }
+
+ q_ids[i] = vsi->txq_map[q_idx + offset];
+ q_teids[i] = rings[q_idx]->txq_teid;
+ q_handles[i] = i;
- /* clear cause_ena bit for disabled queues */
- val = rd32(hw, QINT_TQCTL(rings[i]->reg_idx));
- val &= ~QINT_TQCTL_CAUSE_ENA_M;
- wr32(hw, QINT_TQCTL(rings[i]->reg_idx), val);
+ /* clear cause_ena bit for disabled queues */
+ val = rd32(hw, QINT_TQCTL(rings[i]->reg_idx));
+ val &= ~QINT_TQCTL_CAUSE_ENA_M;
+ wr32(hw, QINT_TQCTL(rings[i]->reg_idx), val);
- /* software is expected to wait for 100 ns */
- ndelay(100);
+ /* software is expected to wait for 100 ns */
+ ndelay(100);
- /* trigger a software interrupt for the vector associated to
- * the queue to schedule NAPI handler
+ /* trigger a software interrupt for the vector
+ * associated to the queue to schedule NAPI handler
+ */
+ wr32(hw, GLINT_DYN_CTL(rings[i]->q_vector->reg_idx),
+ GLINT_DYN_CTL_SWINT_TRIG_M |
+ GLINT_DYN_CTL_INTENA_MSK_M);
+ q_idx++;
+ }
+ status = ice_dis_vsi_txq(vsi->port_info, vsi->idx, tc,
+ vsi->num_txq, q_handles, q_ids,
+ q_teids, rst_src, rel_vmvf_num, NULL);
+
+ /* if the disable queue command was exercised during an active
+ * reset flow, ICE_ERR_RESET_ONGOING is returned. This is not
+ * an error as the reset operation disables queues at the
+ * hardware level anyway.
*/
- v_idx = rings[i]->q_vector->v_idx;
- wr32(hw, GLINT_DYN_CTL(vsi->hw_base_vector + v_idx),
- GLINT_DYN_CTL_SWINT_TRIG_M | GLINT_DYN_CTL_INTENA_MSK_M);
- }
- status = ice_dis_vsi_txq(vsi->port_info, vsi->num_txq, q_ids, q_teids,
- rst_src, rel_vmvf_num, NULL);
- /* if the disable queue command was exercised during an active reset
- * flow, ICE_ERR_RESET_ONGOING is returned. This is not an error as
- * the reset operation disables queues at the hardware level anyway.
- */
- if (status == ICE_ERR_RESET_ONGOING) {
- dev_info(&pf->pdev->dev,
- "Reset in progress. LAN Tx queues already disabled\n");
- } else if (status) {
- dev_err(&pf->pdev->dev,
- "Failed to disable LAN Tx queues, error: %d\n",
- status);
- err = -ENODEV;
+ if (status == ICE_ERR_RESET_ONGOING) {
+ dev_dbg(&pf->pdev->dev,
+ "Reset in progress. LAN Tx queues already disabled\n");
+ } else if (status) {
+ dev_err(&pf->pdev->dev,
+ "Failed to disable LAN Tx queues, error: %d\n",
+ status);
+ err = -ENODEV;
+ }
}
err_out:
+ devm_kfree(&pf->pdev->dev, q_handles);
+
+err_alloc_q_handles:
devm_kfree(&pf->pdev->dev, q_ids);
err_alloc_q_ids:
@@ -2188,6 +2205,44 @@ static void ice_vsi_set_tc_cfg(struct ice_vsi *vsi)
}
/**
+ * ice_vsi_set_q_vectors_reg_idx - set the HW register index for all q_vectors
+ * @vsi: VSI to set the q_vectors register index on
+ */
+static int
+ice_vsi_set_q_vectors_reg_idx(struct ice_vsi *vsi)
+{
+ u16 i;
+
+ if (!vsi || !vsi->q_vectors)
+ return -EINVAL;
+
+ ice_for_each_q_vector(vsi, i) {
+ struct ice_q_vector *q_vector = vsi->q_vectors[i];
+
+ if (!q_vector) {
+ dev_err(&vsi->back->pdev->dev,
+ "Failed to set reg_idx on q_vector %d VSI %d\n",
+ i, vsi->vsi_num);
+ goto clear_reg_idx;
+ }
+
+ q_vector->reg_idx = q_vector->v_idx + vsi->hw_base_vector;
+ }
+
+ return 0;
+
+clear_reg_idx:
+ ice_for_each_q_vector(vsi, i) {
+ struct ice_q_vector *q_vector = vsi->q_vectors[i];
+
+ if (q_vector)
+ q_vector->reg_idx = 0;
+ }
+
+ return -EINVAL;
+}
+
+/**
* ice_vsi_setup - Set up a VSI by a given type
* @pf: board private structure
* @pi: pointer to the port_info instance
@@ -2252,6 +2307,10 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi,
if (ret)
goto unroll_alloc_q_vector;
+ ret = ice_vsi_set_q_vectors_reg_idx(vsi);
+ if (ret)
+ goto unroll_vector_base;
+
ret = ice_vsi_alloc_rings(vsi);
if (ret)
goto unroll_vector_base;
@@ -2290,6 +2349,10 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi,
} else {
vsi->hw_base_vector = pf->vf[vf_id].first_vector_idx;
}
+ ret = ice_vsi_set_q_vectors_reg_idx(vsi);
+ if (ret)
+ goto unroll_vector_base;
+
pf->q_left_tx -= vsi->alloc_txq;
pf->q_left_rx -= vsi->alloc_rxq;
break;
@@ -2305,7 +2368,9 @@ ice_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi,
ret = ice_cfg_vsi_lan(vsi->port_info, vsi->idx, vsi->tc_cfg.ena_tc,
max_txqs);
if (ret) {
- dev_info(&pf->pdev->dev, "Failed VSI lan queue config\n");
+ dev_err(&pf->pdev->dev,
+ "VSI %d failed lan queue config, error %d\n",
+ vsi->vsi_num, ret);
goto unroll_vector_base;
}
@@ -2383,7 +2448,7 @@ void ice_vsi_free_irq(struct ice_vsi *vsi)
return;
vsi->irqs_ready = false;
- for (i = 0; i < vsi->num_q_vectors; i++) {
+ ice_for_each_q_vector(vsi, i) {
u16 vector = i + base;
int irq_num;
@@ -2602,12 +2667,12 @@ void ice_vsi_dis_irq(struct ice_vsi *vsi)
/* disable each interrupt */
if (test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) {
- for (i = vsi->hw_base_vector;
- i < (vsi->num_q_vectors + vsi->hw_base_vector); i++)
- wr32(hw, GLINT_DYN_CTL(i), 0);
+ ice_for_each_q_vector(vsi, i)
+ wr32(hw, GLINT_DYN_CTL(vsi->q_vectors[i]->reg_idx), 0);
ice_flush(hw);
- for (i = 0; i < vsi->num_q_vectors; i++)
+
+ ice_for_each_q_vector(vsi, i)
synchronize_irq(pf->msix_entries[i + base].vector);
}
}
@@ -2759,6 +2824,10 @@ int ice_vsi_rebuild(struct ice_vsi *vsi)
if (ret)
goto err_vectors;
+ ret = ice_vsi_set_q_vectors_reg_idx(vsi);
+ if (ret)
+ goto err_vectors;
+
ret = ice_vsi_alloc_rings(vsi);
if (ret)
goto err_vectors;
@@ -2780,6 +2849,10 @@ int ice_vsi_rebuild(struct ice_vsi *vsi)
if (ret)
goto err_vectors;
+ ret = ice_vsi_set_q_vectors_reg_idx(vsi);
+ if (ret)
+ goto err_vectors;
+
ret = ice_vsi_alloc_rings(vsi);
if (ret)
goto err_vectors;
@@ -2798,8 +2871,9 @@ int ice_vsi_rebuild(struct ice_vsi *vsi)
ret = ice_cfg_vsi_lan(vsi->port_info, vsi->idx, vsi->tc_cfg.ena_tc,
max_txqs);
if (ret) {
- dev_info(&vsi->back->pdev->dev,
- "Failed VSI lan queue config\n");
+ dev_err(&pf->pdev->dev,
+ "VSI %d failed lan queue config, error %d\n",
+ vsi->vsi_num, ret);
goto err_vectors;
}
return 0;
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