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path: root/drivers/net/ethernet/intel/ice/ice_xsk.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_xsk.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_xsk.c136
1 files changed, 68 insertions, 68 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c
index 20ac5fca68c6..8b70e8c5bc3a 100644
--- a/drivers/net/ethernet/intel/ice/ice_xsk.c
+++ b/drivers/net/ethernet/intel/ice/ice_xsk.c
@@ -236,7 +236,7 @@ static int ice_qp_ena(struct ice_vsi *vsi, u16 q_idx)
if (err)
goto free_buf;
ice_set_ring_xdp(xdp_ring);
- xdp_ring->xsk_umem = ice_xsk_umem(xdp_ring);
+ xdp_ring->xsk_pool = ice_xsk_pool(xdp_ring);
}
err = ice_setup_rx_ctx(rx_ring);
@@ -260,21 +260,21 @@ free_buf:
}
/**
- * ice_xsk_alloc_umems - allocate a UMEM region for an XDP socket
- * @vsi: VSI to allocate the UMEM on
+ * ice_xsk_alloc_pools - allocate a buffer pool for an XDP socket
+ * @vsi: VSI to allocate the buffer pool on
*
* Returns 0 on success, negative on error
*/
-static int ice_xsk_alloc_umems(struct ice_vsi *vsi)
+static int ice_xsk_alloc_pools(struct ice_vsi *vsi)
{
- if (vsi->xsk_umems)
+ if (vsi->xsk_pools)
return 0;
- vsi->xsk_umems = kcalloc(vsi->num_xsk_umems, sizeof(*vsi->xsk_umems),
+ vsi->xsk_pools = kcalloc(vsi->num_xsk_pools, sizeof(*vsi->xsk_pools),
GFP_KERNEL);
- if (!vsi->xsk_umems) {
- vsi->num_xsk_umems = 0;
+ if (!vsi->xsk_pools) {
+ vsi->num_xsk_pools = 0;
return -ENOMEM;
}
@@ -282,73 +282,73 @@ static int ice_xsk_alloc_umems(struct ice_vsi *vsi)
}
/**
- * ice_xsk_remove_umem - Remove an UMEM for a certain ring/qid
+ * ice_xsk_remove_pool - Remove an buffer pool for a certain ring/qid
* @vsi: VSI from which the VSI will be removed
- * @qid: Ring/qid associated with the UMEM
+ * @qid: Ring/qid associated with the buffer pool
*/
-static void ice_xsk_remove_umem(struct ice_vsi *vsi, u16 qid)
+static void ice_xsk_remove_pool(struct ice_vsi *vsi, u16 qid)
{
- vsi->xsk_umems[qid] = NULL;
- vsi->num_xsk_umems_used--;
+ vsi->xsk_pools[qid] = NULL;
+ vsi->num_xsk_pools_used--;
- if (vsi->num_xsk_umems_used == 0) {
- kfree(vsi->xsk_umems);
- vsi->xsk_umems = NULL;
- vsi->num_xsk_umems = 0;
+ if (vsi->num_xsk_pools_used == 0) {
+ kfree(vsi->xsk_pools);
+ vsi->xsk_pools = NULL;
+ vsi->num_xsk_pools = 0;
}
}
/**
- * ice_xsk_umem_disable - disable a UMEM region
+ * ice_xsk_pool_disable - disable a buffer pool region
* @vsi: Current VSI
* @qid: queue ID
*
* Returns 0 on success, negative on failure
*/
-static int ice_xsk_umem_disable(struct ice_vsi *vsi, u16 qid)
+static int ice_xsk_pool_disable(struct ice_vsi *vsi, u16 qid)
{
- if (!vsi->xsk_umems || qid >= vsi->num_xsk_umems ||
- !vsi->xsk_umems[qid])
+ if (!vsi->xsk_pools || qid >= vsi->num_xsk_pools ||
+ !vsi->xsk_pools[qid])
return -EINVAL;
- xsk_buff_dma_unmap(vsi->xsk_umems[qid], ICE_RX_DMA_ATTR);
- ice_xsk_remove_umem(vsi, qid);
+ xsk_buff_dma_unmap(vsi->xsk_pools[qid]->umem, ICE_RX_DMA_ATTR);
+ ice_xsk_remove_pool(vsi, qid);
return 0;
}
/**
- * ice_xsk_umem_enable - enable a UMEM region
+ * ice_xsk_pool_enable - enable a buffer pool region
* @vsi: Current VSI
- * @umem: pointer to a requested UMEM region
+ * @pool: pointer to a requested buffer pool region
* @qid: queue ID
*
* Returns 0 on success, negative on failure
*/
static int
-ice_xsk_umem_enable(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid)
+ice_xsk_pool_enable(struct ice_vsi *vsi, struct xsk_buff_pool *pool, u16 qid)
{
int err;
if (vsi->type != ICE_VSI_PF)
return -EINVAL;
- if (!vsi->num_xsk_umems)
- vsi->num_xsk_umems = min_t(u16, vsi->num_rxq, vsi->num_txq);
- if (qid >= vsi->num_xsk_umems)
+ if (!vsi->num_xsk_pools)
+ vsi->num_xsk_pools = min_t(u16, vsi->num_rxq, vsi->num_txq);
+ if (qid >= vsi->num_xsk_pools)
return -EINVAL;
- err = ice_xsk_alloc_umems(vsi);
+ err = ice_xsk_alloc_pools(vsi);
if (err)
return err;
- if (vsi->xsk_umems && vsi->xsk_umems[qid])
+ if (vsi->xsk_pools && vsi->xsk_pools[qid])
return -EBUSY;
- vsi->xsk_umems[qid] = umem;
- vsi->num_xsk_umems_used++;
+ vsi->xsk_pools[qid] = pool;
+ vsi->num_xsk_pools_used++;
- err = xsk_buff_dma_map(vsi->xsk_umems[qid], ice_pf_to_dev(vsi->back),
+ err = xsk_buff_dma_map(vsi->xsk_pools[qid]->umem, ice_pf_to_dev(vsi->back),
ICE_RX_DMA_ATTR);
if (err)
return err;
@@ -357,17 +357,17 @@ ice_xsk_umem_enable(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid)
}
/**
- * ice_xsk_umem_setup - enable/disable a UMEM region depending on its state
+ * ice_xsk_pool_setup - enable/disable a buffer pool region depending on its state
* @vsi: Current VSI
- * @umem: UMEM to enable/associate to a ring, NULL to disable
+ * @pool: buffer pool to enable/associate to a ring, NULL to disable
* @qid: queue ID
*
* Returns 0 on success, negative on failure
*/
-int ice_xsk_umem_setup(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid)
+int ice_xsk_pool_setup(struct ice_vsi *vsi, struct xsk_buff_pool *pool, u16 qid)
{
- bool if_running, umem_present = !!umem;
- int ret = 0, umem_failure = 0;
+ bool if_running, pool_present = !!pool;
+ int ret = 0, pool_failure = 0;
if_running = netif_running(vsi->netdev) && ice_is_xdp_ena_vsi(vsi);
@@ -375,26 +375,26 @@ int ice_xsk_umem_setup(struct ice_vsi *vsi, struct xdp_umem *umem, u16 qid)
ret = ice_qp_dis(vsi, qid);
if (ret) {
netdev_err(vsi->netdev, "ice_qp_dis error = %d\n", ret);
- goto xsk_umem_if_up;
+ goto xsk_pool_if_up;
}
}
- umem_failure = umem_present ? ice_xsk_umem_enable(vsi, umem, qid) :
- ice_xsk_umem_disable(vsi, qid);
+ pool_failure = pool_present ? ice_xsk_pool_enable(vsi, pool, qid) :
+ ice_xsk_pool_disable(vsi, qid);
-xsk_umem_if_up:
+xsk_pool_if_up:
if (if_running) {
ret = ice_qp_ena(vsi, qid);
- if (!ret && umem_present)
+ if (!ret && pool_present)
napi_schedule(&vsi->xdp_rings[qid]->q_vector->napi);
else if (ret)
netdev_err(vsi->netdev, "ice_qp_ena error = %d\n", ret);
}
- if (umem_failure) {
- netdev_err(vsi->netdev, "Could not %sable UMEM, error = %d\n",
- umem_present ? "en" : "dis", umem_failure);
- return umem_failure;
+ if (pool_failure) {
+ netdev_err(vsi->netdev, "Could not %sable buffer pool, error = %d\n",
+ pool_present ? "en" : "dis", pool_failure);
+ return pool_failure;
}
return ret;
@@ -425,7 +425,7 @@ bool ice_alloc_rx_bufs_zc(struct ice_ring *rx_ring, u16 count)
rx_buf = &rx_ring->rx_buf[ntu];
do {
- rx_buf->xdp = xsk_buff_alloc(rx_ring->xsk_umem);
+ rx_buf->xdp = xsk_buff_alloc(rx_ring->xsk_pool->umem);
if (!rx_buf->xdp) {
ret = true;
break;
@@ -645,11 +645,11 @@ int ice_clean_rx_irq_zc(struct ice_ring *rx_ring, int budget)
ice_finalize_xdp_rx(rx_ring, xdp_xmit);
ice_update_rx_ring_stats(rx_ring, total_rx_packets, total_rx_bytes);
- if (xsk_umem_uses_need_wakeup(rx_ring->xsk_umem)) {
+ if (xsk_umem_uses_need_wakeup(rx_ring->xsk_pool->umem)) {
if (failure || rx_ring->next_to_clean == rx_ring->next_to_use)
- xsk_set_rx_need_wakeup(rx_ring->xsk_umem);
+ xsk_set_rx_need_wakeup(rx_ring->xsk_pool->umem);
else
- xsk_clear_rx_need_wakeup(rx_ring->xsk_umem);
+ xsk_clear_rx_need_wakeup(rx_ring->xsk_pool->umem);
return (int)total_rx_packets;
}
@@ -682,11 +682,11 @@ static bool ice_xmit_zc(struct ice_ring *xdp_ring, int budget)
tx_buf = &xdp_ring->tx_buf[xdp_ring->next_to_use];
- if (!xsk_umem_consume_tx(xdp_ring->xsk_umem, &desc))
+ if (!xsk_umem_consume_tx(xdp_ring->xsk_pool->umem, &desc))
break;
- dma = xsk_buff_raw_get_dma(xdp_ring->xsk_umem, desc.addr);
- xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_umem, dma,
+ dma = xsk_buff_raw_get_dma(xdp_ring->xsk_pool->umem, desc.addr);
+ xsk_buff_raw_dma_sync_for_device(xdp_ring->xsk_pool->umem, dma,
desc.len);
tx_buf->bytecount = desc.len;
@@ -703,7 +703,7 @@ static bool ice_xmit_zc(struct ice_ring *xdp_ring, int budget)
if (tx_desc) {
ice_xdp_ring_update_tail(xdp_ring);
- xsk_umem_consume_tx_done(xdp_ring->xsk_umem);
+ xsk_umem_consume_tx_done(xdp_ring->xsk_pool->umem);
}
return budget > 0 && work_done;
@@ -777,10 +777,10 @@ bool ice_clean_tx_irq_zc(struct ice_ring *xdp_ring, int budget)
xdp_ring->next_to_clean = ntc;
if (xsk_frames)
- xsk_umem_complete_tx(xdp_ring->xsk_umem, xsk_frames);
+ xsk_umem_complete_tx(xdp_ring->xsk_pool->umem, xsk_frames);
- if (xsk_umem_uses_need_wakeup(xdp_ring->xsk_umem))
- xsk_set_tx_need_wakeup(xdp_ring->xsk_umem);
+ if (xsk_umem_uses_need_wakeup(xdp_ring->xsk_pool->umem))
+ xsk_set_tx_need_wakeup(xdp_ring->xsk_pool->umem);
ice_update_tx_ring_stats(xdp_ring, total_packets, total_bytes);
xmit_done = ice_xmit_zc(xdp_ring, ICE_DFLT_IRQ_WORK);
@@ -814,7 +814,7 @@ ice_xsk_wakeup(struct net_device *netdev, u32 queue_id,
if (queue_id >= vsi->num_txq)
return -ENXIO;
- if (!vsi->xdp_rings[queue_id]->xsk_umem)
+ if (!vsi->xdp_rings[queue_id]->xsk_pool)
return -ENXIO;
ring = vsi->xdp_rings[queue_id];
@@ -833,20 +833,20 @@ ice_xsk_wakeup(struct net_device *netdev, u32 queue_id,
}
/**
- * ice_xsk_any_rx_ring_ena - Checks if Rx rings have AF_XDP UMEM attached
+ * ice_xsk_any_rx_ring_ena - Checks if Rx rings have AF_XDP buff pool attached
* @vsi: VSI to be checked
*
- * Returns true if any of the Rx rings has an AF_XDP UMEM attached
+ * Returns true if any of the Rx rings has an AF_XDP buff pool attached
*/
bool ice_xsk_any_rx_ring_ena(struct ice_vsi *vsi)
{
int i;
- if (!vsi->xsk_umems)
+ if (!vsi->xsk_pools)
return false;
- for (i = 0; i < vsi->num_xsk_umems; i++) {
- if (vsi->xsk_umems[i])
+ for (i = 0; i < vsi->num_xsk_pools; i++) {
+ if (vsi->xsk_pools[i])
return true;
}
@@ -854,7 +854,7 @@ bool ice_xsk_any_rx_ring_ena(struct ice_vsi *vsi)
}
/**
- * ice_xsk_clean_rx_ring - clean UMEM queues connected to a given Rx ring
+ * ice_xsk_clean_rx_ring - clean buffer pool queues connected to a given Rx ring
* @rx_ring: ring to be cleaned
*/
void ice_xsk_clean_rx_ring(struct ice_ring *rx_ring)
@@ -872,7 +872,7 @@ void ice_xsk_clean_rx_ring(struct ice_ring *rx_ring)
}
/**
- * ice_xsk_clean_xdp_ring - Clean the XDP Tx ring and its UMEM queues
+ * ice_xsk_clean_xdp_ring - Clean the XDP Tx ring and its buffer pool queues
* @xdp_ring: XDP_Tx ring
*/
void ice_xsk_clean_xdp_ring(struct ice_ring *xdp_ring)
@@ -896,5 +896,5 @@ void ice_xsk_clean_xdp_ring(struct ice_ring *xdp_ring)
}
if (xsk_frames)
- xsk_umem_complete_tx(xdp_ring->xsk_umem, xsk_frames);
+ xsk_umem_complete_tx(xdp_ring->xsk_pool->umem, xsk_frames);
}