#include "mlx4_en.h"
-static void *get_wqe(struct mlx4_en_rx_ring *ring, int n)
-{
- int offset = n << ring->srq.wqe_shift;
- return ring->buf + offset;
-}
-
-static void mlx4_en_srq_event(struct mlx4_srq *srq, enum mlx4_event type)
-{
- return;
-}
static int mlx4_en_get_frag_header(struct skb_frag_struct *frags, void **mac_hdr,
void **ip_hdr, void **tcpudp_hdr,
goto out;
page_alloc->offset = priv->frag_info[i].frag_align;
- mlx4_dbg(DRV, priv, "Initialized allocator:%d with page:%p\n",
- i, page_alloc->page);
+ en_dbg(DRV, priv, "Initialized allocator:%d with page:%p\n",
+ i, page_alloc->page);
}
return 0;
for (i = 0; i < priv->num_frags; i++) {
page_alloc = &ring->page_alloc[i];
- mlx4_dbg(DRV, priv, "Freeing allocator:%d count:%d\n",
- i, page_count(page_alloc->page));
+ en_dbg(DRV, priv, "Freeing allocator:%d count:%d\n",
+ i, page_count(page_alloc->page));
put_page(page_alloc->page);
page_alloc->page = NULL;
int possible_frags;
int i;
- /* Pre-link descriptor */
- rx_desc->next.next_wqe_index = cpu_to_be16((index + 1) & ring->size_mask);
-
/* Set size and memtype fields */
for (i = 0; i < priv->num_frags; i++) {
skb_frags[i].size = priv->frag_info[i].frag_size;
*ring->wqres.db.db = cpu_to_be32(ring->prod & 0xffff);
}
-static int mlx4_en_fill_rx_buffers(struct mlx4_en_priv *priv)
+static void mlx4_en_free_rx_desc(struct mlx4_en_priv *priv,
+ struct mlx4_en_rx_ring *ring,
+ int index)
{
struct mlx4_en_dev *mdev = priv->mdev;
+ struct skb_frag_struct *skb_frags;
+ struct mlx4_en_rx_desc *rx_desc = ring->buf + (index << ring->log_stride);
+ dma_addr_t dma;
+ int nr;
+
+ skb_frags = ring->rx_info + (index << priv->log_rx_info);
+ for (nr = 0; nr < priv->num_frags; nr++) {
+ en_dbg(DRV, priv, "Freeing fragment:%d\n", nr);
+ dma = be64_to_cpu(rx_desc->data[nr].addr);
+
+ en_dbg(DRV, priv, "Unmapping buffer at dma:0x%llx\n", (u64) dma);
+ pci_unmap_single(mdev->pdev, dma, skb_frags[nr].size,
+ PCI_DMA_FROMDEVICE);
+ put_page(skb_frags[nr].page);
+ }
+}
+
+static int mlx4_en_fill_rx_buffers(struct mlx4_en_priv *priv)
+{
struct mlx4_en_rx_ring *ring;
int ring_ind;
int buf_ind;
+ int new_size;
for (buf_ind = 0; buf_ind < priv->prof->rx_ring_size; buf_ind++) {
for (ring_ind = 0; ring_ind < priv->rx_ring_num; ring_ind++) {
if (mlx4_en_prepare_rx_desc(priv, ring,
ring->actual_size)) {
if (ring->actual_size < MLX4_EN_MIN_RX_SIZE) {
- mlx4_err(mdev, "Failed to allocate "
- "enough rx buffers\n");
+ en_err(priv, "Failed to allocate "
+ "enough rx buffers\n");
return -ENOMEM;
} else {
- if (netif_msg_rx_err(priv))
- mlx4_warn(mdev,
- "Only %d buffers allocated\n",
- ring->actual_size);
- goto out;
+ new_size = rounddown_pow_of_two(ring->actual_size);
+ en_warn(priv, "Only %d buffers allocated "
+ "reducing ring size to %d",
+ ring->actual_size, new_size);
+ goto reduce_rings;
}
}
ring->actual_size++;
ring->prod++;
}
}
-out:
return 0;
-}
-
-static int mlx4_en_fill_rx_buf(struct net_device *dev,
- struct mlx4_en_rx_ring *ring)
-{
- struct mlx4_en_priv *priv = netdev_priv(dev);
- int num = 0;
- int err;
- while ((u32) (ring->prod - ring->cons) < ring->actual_size) {
- err = mlx4_en_prepare_rx_desc(priv, ring, ring->prod &
- ring->size_mask);
- if (err) {
- if (netif_msg_rx_err(priv))
- mlx4_warn(priv->mdev,
- "Failed preparing rx descriptor\n");
- priv->port_stats.rx_alloc_failed++;
- break;
+reduce_rings:
+ for (ring_ind = 0; ring_ind < priv->rx_ring_num; ring_ind++) {
+ ring = &priv->rx_ring[ring_ind];
+ while (ring->actual_size > new_size) {
+ ring->actual_size--;
+ ring->prod--;
+ mlx4_en_free_rx_desc(priv, ring, ring->actual_size);
}
- ++num;
- ++ring->prod;
+ ring->size_mask = ring->actual_size - 1;
}
- if ((u32) (ring->prod - ring->cons) == ring->size)
- ring->full = 1;
- return num;
+ return 0;
}
static void mlx4_en_free_rx_buf(struct mlx4_en_priv *priv,
struct mlx4_en_rx_ring *ring)
{
- struct mlx4_en_dev *mdev = priv->mdev;
- struct skb_frag_struct *skb_frags;
- struct mlx4_en_rx_desc *rx_desc;
- dma_addr_t dma;
int index;
- int nr;
- mlx4_dbg(DRV, priv, "Freeing Rx buf - cons:%d prod:%d\n",
- ring->cons, ring->prod);
+ en_dbg(DRV, priv, "Freeing Rx buf - cons:%d prod:%d\n",
+ ring->cons, ring->prod);
/* Unmap and free Rx buffers */
- BUG_ON((u32) (ring->prod - ring->cons) > ring->size);
+ BUG_ON((u32) (ring->prod - ring->cons) > ring->actual_size);
while (ring->cons != ring->prod) {
index = ring->cons & ring->size_mask;
- rx_desc = ring->buf + (index << ring->log_stride);
- skb_frags = ring->rx_info + (index << priv->log_rx_info);
- mlx4_dbg(DRV, priv, "Processing descriptor:%d\n", index);
-
- for (nr = 0; nr < priv->num_frags; nr++) {
- mlx4_dbg(DRV, priv, "Freeing fragment:%d\n", nr);
- dma = be64_to_cpu(rx_desc->data[nr].addr);
-
- mlx4_dbg(DRV, priv, "Unmaping buffer at dma:0x%llx\n", (u64) dma);
- pci_unmap_single(mdev->pdev, dma, skb_frags[nr].size,
- PCI_DMA_FROMDEVICE);
- put_page(skb_frags[nr].page);
- }
+ en_dbg(DRV, priv, "Processing descriptor:%d\n", index);
+ mlx4_en_free_rx_desc(priv, ring, index);
++ring->cons;
}
}
-
-void mlx4_en_rx_refill(struct work_struct *work)
-{
- struct delayed_work *delay = container_of(work, struct delayed_work, work);
- struct mlx4_en_priv *priv = container_of(delay, struct mlx4_en_priv,
- refill_task);
- struct mlx4_en_dev *mdev = priv->mdev;
- struct net_device *dev = priv->dev;
- struct mlx4_en_rx_ring *ring;
- int need_refill = 0;
- int i;
-
- mutex_lock(&mdev->state_lock);
- if (!mdev->device_up || !priv->port_up)
- goto out;
-
- /* We only get here if there are no receive buffers, so we can't race
- * with Rx interrupts while filling buffers */
- for (i = 0; i < priv->rx_ring_num; i++) {
- ring = &priv->rx_ring[i];
- if (ring->need_refill) {
- if (mlx4_en_fill_rx_buf(dev, ring)) {
- ring->need_refill = 0;
- mlx4_en_update_rx_prod_db(ring);
- } else
- need_refill = 1;
- }
- }
- if (need_refill)
- queue_delayed_work(mdev->workqueue, &priv->refill_task, HZ);
-
-out:
- mutex_unlock(&mdev->state_lock);
-}
-
-
int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv,
struct mlx4_en_rx_ring *ring, u32 size, u16 stride)
{
int err;
int tmp;
- /* Sanity check SRQ size before proceeding */
- if (size >= mdev->dev->caps.max_srq_wqes)
- return -EINVAL;
ring->prod = 0;
ring->cons = 0;
ring->size_mask = size - 1;
ring->stride = stride;
ring->log_stride = ffs(ring->stride) - 1;
- ring->buf_size = ring->size * ring->stride;
+ ring->buf_size = ring->size * ring->stride + TXBB_SIZE;
tmp = size * roundup_pow_of_two(MLX4_EN_MAX_RX_FRAGS *
sizeof(struct skb_frag_struct));
ring->rx_info = vmalloc(tmp);
if (!ring->rx_info) {
- mlx4_err(mdev, "Failed allocating rx_info ring\n");
+ en_err(priv, "Failed allocating rx_info ring\n");
return -ENOMEM;
}
- mlx4_dbg(DRV, priv, "Allocated rx_info ring at addr:%p size:%d\n",
+ en_dbg(DRV, priv, "Allocated rx_info ring at addr:%p size:%d\n",
ring->rx_info, tmp);
err = mlx4_alloc_hwq_res(mdev->dev, &ring->wqres,
err = mlx4_en_map_buffer(&ring->wqres.buf);
if (err) {
- mlx4_err(mdev, "Failed to map RX buffer\n");
+ en_err(priv, "Failed to map RX buffer\n");
goto err_hwq;
}
ring->buf = ring->wqres.buf.direct.buf;
sizeof(struct net_lro_desc),
GFP_KERNEL);
if (!ring->lro.lro_arr) {
- mlx4_err(mdev, "Failed to allocate lro array\n");
+ en_err(priv, "Failed to allocate lro array\n");
goto err_map;
}
ring->lro.get_frag_header = mlx4_en_get_frag_header;
int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv)
{
- struct mlx4_en_dev *mdev = priv->mdev;
- struct mlx4_wqe_srq_next_seg *next;
struct mlx4_en_rx_ring *ring;
int i;
int ring_ind;
int err;
int stride = roundup_pow_of_two(sizeof(struct mlx4_en_rx_desc) +
DS_SIZE * priv->num_frags);
- int max_gs = (stride - sizeof(struct mlx4_wqe_srq_next_seg)) / DS_SIZE;
for (ring_ind = 0; ring_ind < priv->rx_ring_num; ring_ind++) {
ring = &priv->rx_ring[ring_ind];
ring->cqn = priv->rx_cq[ring_ind].mcq.cqn;
ring->stride = stride;
+ if (ring->stride <= TXBB_SIZE)
+ ring->buf += TXBB_SIZE;
+
ring->log_stride = ffs(ring->stride) - 1;
ring->buf_size = ring->size * ring->stride;
/* Initialize page allocators */
err = mlx4_en_init_allocator(priv, ring);
if (err) {
- mlx4_err(mdev, "Failed initializing ring allocator\n");
- goto err_allocator;
+ en_err(priv, "Failed initializing ring allocator\n");
+ ring_ind--;
+ goto err_allocator;
}
-
- /* Fill Rx buffers */
- ring->full = 0;
}
- if (mlx4_en_fill_rx_buffers(priv))
+ err = mlx4_en_fill_rx_buffers(priv);
+ if (err)
goto err_buffers;
for (ring_ind = 0; ring_ind < priv->rx_ring_num; ring_ind++) {
ring = &priv->rx_ring[ring_ind];
mlx4_en_update_rx_prod_db(ring);
-
- /* Configure SRQ representing the ring */
- ring->srq.max = ring->size;
- ring->srq.max_gs = max_gs;
- ring->srq.wqe_shift = ilog2(ring->stride);
-
- for (i = 0; i < ring->srq.max; ++i) {
- next = get_wqe(ring, i);
- next->next_wqe_index =
- cpu_to_be16((i + 1) & (ring->srq.max - 1));
- }
-
- err = mlx4_srq_alloc(mdev->dev, mdev->priv_pdn, &ring->wqres.mtt,
- ring->wqres.db.dma, &ring->srq);
- if (err){
- mlx4_err(mdev, "Failed to allocate srq\n");
- goto err_srq;
- }
- ring->srq.event = mlx4_en_srq_event;
}
return 0;
-err_srq:
- while (ring_ind >= 0) {
- ring = &priv->rx_ring[ring_ind];
- mlx4_srq_free(mdev->dev, &ring->srq);
- ring_ind--;
- }
-
err_buffers:
for (ring_ind = 0; ring_ind < priv->rx_ring_num; ring_ind++)
mlx4_en_free_rx_buf(priv, &priv->rx_ring[ring_ind]);
kfree(ring->lro.lro_arr);
mlx4_en_unmap_buffer(&ring->wqres.buf);
- mlx4_free_hwq_res(mdev->dev, &ring->wqres, ring->buf_size);
+ mlx4_free_hwq_res(mdev->dev, &ring->wqres, ring->buf_size + TXBB_SIZE);
vfree(ring->rx_info);
ring->rx_info = NULL;
}
void mlx4_en_deactivate_rx_ring(struct mlx4_en_priv *priv,
struct mlx4_en_rx_ring *ring)
{
- struct mlx4_en_dev *mdev = priv->mdev;
-
- mlx4_srq_free(mdev->dev, &ring->srq);
mlx4_en_free_rx_buf(priv, ring);
+ if (ring->stride <= TXBB_SIZE)
+ ring->buf -= TXBB_SIZE;
mlx4_en_destroy_allocator(priv, ring);
}
PCI_DMA_FROMDEVICE);
}
/* Adjust size of last fragment to match actual length */
- skb_frags_rx[nr - 1].size = length -
- priv->frag_info[nr - 1].frag_prefix_size;
+ if (nr > 0)
+ skb_frags_rx[nr - 1].size = length -
+ priv->frag_info[nr - 1].frag_prefix_size;
return nr;
fail:
skb = dev_alloc_skb(SMALL_PACKET_SIZE + NET_IP_ALIGN);
if (!skb) {
- mlx4_dbg(RX_ERR, priv, "Failed allocating skb\n");
+ en_dbg(RX_ERR, priv, "Failed allocating skb\n");
return NULL;
}
skb->dev = priv->dev;
used_frags = mlx4_en_complete_rx_desc(priv, rx_desc, skb_frags,
skb_shinfo(skb)->frags,
page_alloc, length);
+ if (unlikely(!used_frags)) {
+ kfree_skb(skb);
+ return NULL;
+ }
skb_shinfo(skb)->nr_frags = used_frags;
/* Copy headers into the skb linear buffer */
return skb;
}
-static void mlx4_en_copy_desc(struct mlx4_en_priv *priv,
- struct mlx4_en_rx_ring *ring,
- int from, int to, int num)
-{
- struct skb_frag_struct *skb_frags_from;
- struct skb_frag_struct *skb_frags_to;
- struct mlx4_en_rx_desc *rx_desc_from;
- struct mlx4_en_rx_desc *rx_desc_to;
- int from_index, to_index;
- int nr, i;
-
- for (i = 0; i < num; i++) {
- from_index = (from + i) & ring->size_mask;
- to_index = (to + i) & ring->size_mask;
- skb_frags_from = ring->rx_info + (from_index << priv->log_rx_info);
- skb_frags_to = ring->rx_info + (to_index << priv->log_rx_info);
- rx_desc_from = ring->buf + (from_index << ring->log_stride);
- rx_desc_to = ring->buf + (to_index << ring->log_stride);
-
- for (nr = 0; nr < priv->num_frags; nr++) {
- skb_frags_to[nr].page = skb_frags_from[nr].page;
- skb_frags_to[nr].page_offset = skb_frags_from[nr].page_offset;
- rx_desc_to->data[nr].addr = rx_desc_from->data[nr].addr;
- }
- }
-}
-
int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int budget)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
- struct mlx4_en_dev *mdev = priv->mdev;
struct mlx4_cqe *cqe;
struct mlx4_en_rx_ring *ring = &priv->rx_ring[cq->ring];
struct skb_frag_struct *skb_frags;
/* Drop packet on bad receive or bad checksum */
if (unlikely((cqe->owner_sr_opcode & MLX4_CQE_OPCODE_MASK) ==
MLX4_CQE_OPCODE_ERROR)) {
- mlx4_err(mdev, "CQE completed in error - vendor "
+ en_err(priv, "CQE completed in error - vendor "
"syndrom:%d syndrom:%d\n",
((struct mlx4_err_cqe *) cqe)->vendor_err_syndrome,
((struct mlx4_err_cqe *) cqe)->syndrome);
goto next;
}
if (unlikely(cqe->badfcs_enc & MLX4_CQE_BAD_FCS)) {
- mlx4_dbg(RX_ERR, priv, "Accepted frame with bad FCS\n");
+ en_dbg(RX_ERR, priv, "Accepted frame with bad FCS\n");
goto next;
}
skb->ip_summed = ip_summed;
skb->protocol = eth_type_trans(skb, dev);
+ skb_record_rx_queue(skb, cq->ring);
/* Push it up the stack */
if (priv->vlgrp && (be32_to_cpu(cqe->vlan_my_qpn) &
} else
netif_receive_skb(skb);
- dev->last_rx = jiffies;
-
next:
++cq->mcq.cons_index;
index = (cq->mcq.cons_index) & ring->size_mask;
wmb(); /* ensure HW sees CQ consumer before we post new buffers */
ring->cons = cq->mcq.cons_index;
ring->prod += polled; /* Polled descriptors were realocated in place */
- if (unlikely(!ring->full)) {
- mlx4_en_copy_desc(priv, ring, ring->cons - polled,
- ring->prod - polled, polled);
- mlx4_en_fill_rx_buf(dev, ring);
- }
mlx4_en_update_rx_prod_db(ring);
return polled;
}
struct mlx4_en_priv *priv = netdev_priv(cq->dev);
if (priv->port_up)
- netif_rx_schedule(cq->dev, &cq->napi);
+ napi_schedule(&cq->napi);
else
mlx4_en_arm_cq(priv, cq);
}
INC_PERF_COUNTER(priv->pstats.napi_quota);
else {
/* Done for now */
- netif_rx_complete(dev, napi);
+ napi_complete(napi);
mlx4_en_arm_cq(priv, cq);
}
return done;
u16 res = MLX4_EN_ALLOC_SIZE % stride;
u16 offset = MLX4_EN_ALLOC_SIZE - stride - res + align;
- mlx4_dbg(DRV, priv, "Calculated last offset for stride:%d align:%d "
+ en_dbg(DRV, priv, "Calculated last offset for stride:%d align:%d "
"res:%d offset:%d\n", stride, align, res, offset);
return offset;
}
priv->rx_skb_size = eff_mtu;
priv->log_rx_info = ROUNDUP_LOG2(i * sizeof(struct skb_frag_struct));
- mlx4_dbg(DRV, priv, "Rx buffer scatter-list (effective-mtu:%d "
+ en_dbg(DRV, priv, "Rx buffer scatter-list (effective-mtu:%d "
"num_frags:%d):\n", eff_mtu, priv->num_frags);
for (i = 0; i < priv->num_frags; i++) {
- mlx4_dbg(DRV, priv, " frag:%d - size:%d prefix:%d align:%d "
+ en_dbg(DRV, priv, " frag:%d - size:%d prefix:%d align:%d "
"stride:%d last_offset:%d\n", i,
priv->frag_info[i].frag_size,
priv->frag_info[i].frag_prefix_size,
/* RSS related functions */
-/* Calculate rss size and map each entry in rss table to rx ring */
-void mlx4_en_set_default_rss_map(struct mlx4_en_priv *priv,
- struct mlx4_en_rss_map *rss_map,
- int num_entries, int num_rings)
-{
- int i;
-
- rss_map->size = roundup_pow_of_two(num_entries);
- mlx4_dbg(DRV, priv, "Setting default RSS map of %d entires\n",
- rss_map->size);
-
- for (i = 0; i < rss_map->size; i++) {
- rss_map->map[i] = i % num_rings;
- mlx4_dbg(DRV, priv, "Entry %d ---> ring %d\n", i, rss_map->map[i]);
- }
-}
-
-static void mlx4_en_sqp_event(struct mlx4_qp *qp, enum mlx4_event event)
-{
- return;
-}
-
-
-static int mlx4_en_config_rss_qp(struct mlx4_en_priv *priv,
- int qpn, int srqn, int cqn,
+static int mlx4_en_config_rss_qp(struct mlx4_en_priv *priv, int qpn,
+ struct mlx4_en_rx_ring *ring,
enum mlx4_qp_state *state,
struct mlx4_qp *qp)
{
context = kmalloc(sizeof *context , GFP_KERNEL);
if (!context) {
- mlx4_err(mdev, "Failed to allocate qp context\n");
+ en_err(priv, "Failed to allocate qp context\n");
return -ENOMEM;
}
err = mlx4_qp_alloc(mdev->dev, qpn, qp);
if (err) {
- mlx4_err(mdev, "Failed to allocate qp #%d\n", qpn);
+ en_err(priv, "Failed to allocate qp #%x\n", qpn);
goto out;
- return err;
}
qp->event = mlx4_en_sqp_event;
memset(context, 0, sizeof *context);
- mlx4_en_fill_qp_context(priv, 0, 0, 0, 0, qpn, cqn, srqn, context);
+ mlx4_en_fill_qp_context(priv, ring->size, ring->stride, 0, 0,
+ qpn, ring->cqn, context);
+ context->db_rec_addr = cpu_to_be64(ring->wqres.db.dma);
- err = mlx4_qp_to_ready(mdev->dev, &priv->res.mtt, context, qp, state);
+ err = mlx4_qp_to_ready(mdev->dev, &ring->wqres.mtt, context, qp, state);
if (err) {
mlx4_qp_remove(mdev->dev, qp);
mlx4_qp_free(mdev->dev, qp);
}
+ mlx4_en_update_rx_prod_db(ring);
out:
kfree(context);
return err;
void *ptr;
int rss_xor = mdev->profile.rss_xor;
u8 rss_mask = mdev->profile.rss_mask;
- int i, srqn, qpn, cqn;
+ int i, qpn;
int err = 0;
int good_qps = 0;
- mlx4_dbg(DRV, priv, "Configuring rss steering for port %u\n", priv->port);
- err = mlx4_qp_reserve_range(mdev->dev, rss_map->size,
- rss_map->size, &rss_map->base_qpn);
+ en_dbg(DRV, priv, "Configuring rss steering\n");
+ err = mlx4_qp_reserve_range(mdev->dev, priv->rx_ring_num,
+ priv->rx_ring_num,
+ &rss_map->base_qpn);
if (err) {
- mlx4_err(mdev, "Failed reserving %d qps for port %u\n",
- rss_map->size, priv->port);
+ en_err(priv, "Failed reserving %d qps\n", priv->rx_ring_num);
return err;
}
- for (i = 0; i < rss_map->size; i++) {
- cqn = priv->rx_ring[rss_map->map[i]].cqn;
- srqn = priv->rx_ring[rss_map->map[i]].srq.srqn;
+ for (i = 0; i < priv->rx_ring_num; i++) {
qpn = rss_map->base_qpn + i;
- err = mlx4_en_config_rss_qp(priv, qpn, srqn, cqn,
+ err = mlx4_en_config_rss_qp(priv, qpn, &priv->rx_ring[i],
&rss_map->state[i],
&rss_map->qps[i]);
if (err)
/* Configure RSS indirection qp */
err = mlx4_qp_reserve_range(mdev->dev, 1, 1, &priv->base_qpn);
if (err) {
- mlx4_err(mdev, "Failed to reserve range for RSS "
- "indirection qp\n");
+ en_err(priv, "Failed to reserve range for RSS "
+ "indirection qp\n");
goto rss_err;
}
err = mlx4_qp_alloc(mdev->dev, priv->base_qpn, &rss_map->indir_qp);
if (err) {
- mlx4_err(mdev, "Failed to allocate RSS indirection QP\n");
+ en_err(priv, "Failed to allocate RSS indirection QP\n");
goto reserve_err;
}
rss_map->indir_qp.event = mlx4_en_sqp_event;
mlx4_en_fill_qp_context(priv, 0, 0, 0, 1, priv->base_qpn,
- priv->rx_ring[0].cqn, 0, &context);
+ priv->rx_ring[0].cqn, &context);
ptr = ((void *) &context) + 0x3c;
rss_context = (struct mlx4_en_rss_context *) ptr;
- rss_context->base_qpn = cpu_to_be32(ilog2(rss_map->size) << 24 |
+ rss_context->base_qpn = cpu_to_be32(ilog2(priv->rx_ring_num) << 24 |
(rss_map->base_qpn));
rss_context->default_qpn = cpu_to_be32(rss_map->base_qpn);
rss_context->hash_fn = rss_xor & 0x3;
mlx4_qp_remove(mdev->dev, &rss_map->qps[i]);
mlx4_qp_free(mdev->dev, &rss_map->qps[i]);
}
- mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, rss_map->size);
+ mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, priv->rx_ring_num);
return err;
}
mlx4_qp_free(mdev->dev, &rss_map->indir_qp);
mlx4_qp_release_range(mdev->dev, priv->base_qpn, 1);
- for (i = 0; i < rss_map->size; i++) {
+ for (i = 0; i < priv->rx_ring_num; i++) {
mlx4_qp_modify(mdev->dev, NULL, rss_map->state[i],
MLX4_QP_STATE_RST, NULL, 0, 0, &rss_map->qps[i]);
mlx4_qp_remove(mdev->dev, &rss_map->qps[i]);
mlx4_qp_free(mdev->dev, &rss_map->qps[i]);
}
- mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, rss_map->size);
+ mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, priv->rx_ring_num);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff