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-rw-r--r--drivers/infiniband/hw/amso1100/c2_ae.c1
-rw-r--r--drivers/infiniband/hw/cxgb3/iwch_cm.c6
-rw-r--r--drivers/infiniband/hw/ipath/ipath_init_chip.c10
-rw-r--r--drivers/infiniband/hw/mlx4/cq.c34
-rw-r--r--drivers/infiniband/hw/mlx4/main.c27
-rw-r--r--drivers/infiniband/hw/mlx4/mlx4_ib.h1
-rw-r--r--drivers/infiniband/hw/mlx4/user.h12
-rw-r--r--drivers/infiniband/hw/nes/nes_cm.c8
-rw-r--r--drivers/infiniband/hw/nes/nes_mgt.c42
-rw-r--r--drivers/infiniband/hw/nes/nes_nic.c13
10 files changed, 93 insertions, 61 deletions
diff --git a/drivers/infiniband/hw/amso1100/c2_ae.c b/drivers/infiniband/hw/amso1100/c2_ae.c
index 32d34e8..706cf97 100644
--- a/drivers/infiniband/hw/amso1100/c2_ae.c
+++ b/drivers/infiniband/hw/amso1100/c2_ae.c
@@ -311,6 +311,7 @@ void c2_ae_event(struct c2_dev *c2dev, u32 mq_index)
if (cq->ibcq.event_handler)
cq->ibcq.event_handler(&ib_event,
cq->ibcq.cq_context);
+ break;
}
default:
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index aaf88ef9..3e094cd 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -128,9 +128,8 @@ static void stop_ep_timer(struct iwch_ep *ep)
{
PDBG("%s ep %p\n", __func__, ep);
if (!timer_pending(&ep->timer)) {
- printk(KERN_ERR "%s timer stopped when its not running! ep %p state %u\n",
+ WARN(1, "%s timer stopped when its not running! ep %p state %u\n",
__func__, ep, ep->com.state);
- WARN_ON(1);
return;
}
del_timer_sync(&ep->timer);
@@ -1756,9 +1755,8 @@ static void ep_timeout(unsigned long arg)
__state_set(&ep->com, ABORTING);
break;
default:
- printk(KERN_ERR "%s unexpected state ep %p state %u\n",
+ WARN(1, "%s unexpected state ep %p state %u\n",
__func__, ep, ep->com.state);
- WARN_ON(1);
abort = 0;
}
spin_unlock_irqrestore(&ep->com.lock, flags);
diff --git a/drivers/infiniband/hw/ipath/ipath_init_chip.c b/drivers/infiniband/hw/ipath/ipath_init_chip.c
index 49b09c6..be2a60e 100644
--- a/drivers/infiniband/hw/ipath/ipath_init_chip.c
+++ b/drivers/infiniband/hw/ipath/ipath_init_chip.c
@@ -719,16 +719,6 @@ int ipath_init_chip(struct ipath_devdata *dd, int reinit)
goto done;
/*
- * we ignore most issues after reporting them, but have to specially
- * handle hardware-disabled chips.
- */
- if (ret == 2) {
- /* unique error, known to ipath_init_one */
- ret = -EPERM;
- goto done;
- }
-
- /*
* We could bump this to allow for full rcvegrcnt + rcvtidcnt,
* but then it no longer nicely fits power of two, and since
* we now use routines that backend onto __get_free_pages, the
diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index c9eb6a6..ae67df3 100644
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -66,7 +66,7 @@ static void mlx4_ib_cq_event(struct mlx4_cq *cq, enum mlx4_event type)
static void *get_cqe_from_buf(struct mlx4_ib_cq_buf *buf, int n)
{
- return mlx4_buf_offset(&buf->buf, n * sizeof (struct mlx4_cqe));
+ return mlx4_buf_offset(&buf->buf, n * buf->entry_size);
}
static void *get_cqe(struct mlx4_ib_cq *cq, int n)
@@ -77,8 +77,9 @@ static void *get_cqe(struct mlx4_ib_cq *cq, int n)
static void *get_sw_cqe(struct mlx4_ib_cq *cq, int n)
{
struct mlx4_cqe *cqe = get_cqe(cq, n & cq->ibcq.cqe);
+ struct mlx4_cqe *tcqe = ((cq->buf.entry_size == 64) ? (cqe + 1) : cqe);
- return (!!(cqe->owner_sr_opcode & MLX4_CQE_OWNER_MASK) ^
+ return (!!(tcqe->owner_sr_opcode & MLX4_CQE_OWNER_MASK) ^
!!(n & (cq->ibcq.cqe + 1))) ? NULL : cqe;
}
@@ -99,12 +100,13 @@ static int mlx4_ib_alloc_cq_buf(struct mlx4_ib_dev *dev, struct mlx4_ib_cq_buf *
{
int err;
- err = mlx4_buf_alloc(dev->dev, nent * sizeof(struct mlx4_cqe),
+ err = mlx4_buf_alloc(dev->dev, nent * dev->dev->caps.cqe_size,
PAGE_SIZE * 2, &buf->buf);
if (err)
goto out;
+ buf->entry_size = dev->dev->caps.cqe_size;
err = mlx4_mtt_init(dev->dev, buf->buf.npages, buf->buf.page_shift,
&buf->mtt);
if (err)
@@ -120,8 +122,7 @@ err_mtt:
mlx4_mtt_cleanup(dev->dev, &buf->mtt);
err_buf:
- mlx4_buf_free(dev->dev, nent * sizeof(struct mlx4_cqe),
- &buf->buf);
+ mlx4_buf_free(dev->dev, nent * buf->entry_size, &buf->buf);
out:
return err;
@@ -129,7 +130,7 @@ out:
static void mlx4_ib_free_cq_buf(struct mlx4_ib_dev *dev, struct mlx4_ib_cq_buf *buf, int cqe)
{
- mlx4_buf_free(dev->dev, (cqe + 1) * sizeof(struct mlx4_cqe), &buf->buf);
+ mlx4_buf_free(dev->dev, (cqe + 1) * buf->entry_size, &buf->buf);
}
static int mlx4_ib_get_cq_umem(struct mlx4_ib_dev *dev, struct ib_ucontext *context,
@@ -137,8 +138,9 @@ static int mlx4_ib_get_cq_umem(struct mlx4_ib_dev *dev, struct ib_ucontext *cont
u64 buf_addr, int cqe)
{
int err;
+ int cqe_size = dev->dev->caps.cqe_size;
- *umem = ib_umem_get(context, buf_addr, cqe * sizeof (struct mlx4_cqe),
+ *umem = ib_umem_get(context, buf_addr, cqe * cqe_size,
IB_ACCESS_LOCAL_WRITE, 1);
if (IS_ERR(*umem))
return PTR_ERR(*umem);
@@ -331,16 +333,23 @@ static void mlx4_ib_cq_resize_copy_cqes(struct mlx4_ib_cq *cq)
{
struct mlx4_cqe *cqe, *new_cqe;
int i;
+ int cqe_size = cq->buf.entry_size;
+ int cqe_inc = cqe_size == 64 ? 1 : 0;
i = cq->mcq.cons_index;
cqe = get_cqe(cq, i & cq->ibcq.cqe);
+ cqe += cqe_inc;
+
while ((cqe->owner_sr_opcode & MLX4_CQE_OPCODE_MASK) != MLX4_CQE_OPCODE_RESIZE) {
new_cqe = get_cqe_from_buf(&cq->resize_buf->buf,
(i + 1) & cq->resize_buf->cqe);
- memcpy(new_cqe, get_cqe(cq, i & cq->ibcq.cqe), sizeof(struct mlx4_cqe));
+ memcpy(new_cqe, get_cqe(cq, i & cq->ibcq.cqe), cqe_size);
+ new_cqe += cqe_inc;
+
new_cqe->owner_sr_opcode = (cqe->owner_sr_opcode & ~MLX4_CQE_OWNER_MASK) |
(((i + 1) & (cq->resize_buf->cqe + 1)) ? MLX4_CQE_OWNER_MASK : 0);
cqe = get_cqe(cq, ++i & cq->ibcq.cqe);
+ cqe += cqe_inc;
}
++cq->mcq.cons_index;
}
@@ -438,6 +447,7 @@ err_buf:
out:
mutex_unlock(&cq->resize_mutex);
+
return err;
}
@@ -586,6 +596,9 @@ repoll:
if (!cqe)
return -EAGAIN;
+ if (cq->buf.entry_size == 64)
+ cqe++;
+
++cq->mcq.cons_index;
/*
@@ -807,6 +820,7 @@ void __mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq)
int nfreed = 0;
struct mlx4_cqe *cqe, *dest;
u8 owner_bit;
+ int cqe_inc = cq->buf.entry_size == 64 ? 1 : 0;
/*
* First we need to find the current producer index, so we
@@ -825,12 +839,16 @@ void __mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq)
*/
while ((int) --prod_index - (int) cq->mcq.cons_index >= 0) {
cqe = get_cqe(cq, prod_index & cq->ibcq.cqe);
+ cqe += cqe_inc;
+
if ((be32_to_cpu(cqe->vlan_my_qpn) & MLX4_CQE_QPN_MASK) == qpn) {
if (srq && !(cqe->owner_sr_opcode & MLX4_CQE_IS_SEND_MASK))
mlx4_ib_free_srq_wqe(srq, be16_to_cpu(cqe->wqe_index));
++nfreed;
} else if (nfreed) {
dest = get_cqe(cq, (prod_index + nfreed) & cq->ibcq.cqe);
+ dest += cqe_inc;
+
owner_bit = dest->owner_sr_opcode & MLX4_CQE_OWNER_MASK;
memcpy(dest, cqe, sizeof *cqe);
dest->owner_sr_opcode = owner_bit |
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 718ec6b..e7d81c0 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -563,15 +563,24 @@ static struct ib_ucontext *mlx4_ib_alloc_ucontext(struct ib_device *ibdev,
{
struct mlx4_ib_dev *dev = to_mdev(ibdev);
struct mlx4_ib_ucontext *context;
+ struct mlx4_ib_alloc_ucontext_resp_v3 resp_v3;
struct mlx4_ib_alloc_ucontext_resp resp;
int err;
if (!dev->ib_active)
return ERR_PTR(-EAGAIN);
- resp.qp_tab_size = dev->dev->caps.num_qps;
- resp.bf_reg_size = dev->dev->caps.bf_reg_size;
- resp.bf_regs_per_page = dev->dev->caps.bf_regs_per_page;
+ if (ibdev->uverbs_abi_ver == MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION) {
+ resp_v3.qp_tab_size = dev->dev->caps.num_qps;
+ resp_v3.bf_reg_size = dev->dev->caps.bf_reg_size;
+ resp_v3.bf_regs_per_page = dev->dev->caps.bf_regs_per_page;
+ } else {
+ resp.dev_caps = dev->dev->caps.userspace_caps;
+ resp.qp_tab_size = dev->dev->caps.num_qps;
+ resp.bf_reg_size = dev->dev->caps.bf_reg_size;
+ resp.bf_regs_per_page = dev->dev->caps.bf_regs_per_page;
+ resp.cqe_size = dev->dev->caps.cqe_size;
+ }
context = kmalloc(sizeof *context, GFP_KERNEL);
if (!context)
@@ -586,7 +595,11 @@ static struct ib_ucontext *mlx4_ib_alloc_ucontext(struct ib_device *ibdev,
INIT_LIST_HEAD(&context->db_page_list);
mutex_init(&context->db_page_mutex);
- err = ib_copy_to_udata(udata, &resp, sizeof resp);
+ if (ibdev->uverbs_abi_ver == MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION)
+ err = ib_copy_to_udata(udata, &resp_v3, sizeof(resp_v3));
+ else
+ err = ib_copy_to_udata(udata, &resp, sizeof(resp));
+
if (err) {
mlx4_uar_free(to_mdev(ibdev)->dev, &context->uar);
kfree(context);
@@ -1342,7 +1355,11 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
ibdev->ib_dev.num_comp_vectors = dev->caps.num_comp_vectors;
ibdev->ib_dev.dma_device = &dev->pdev->dev;
- ibdev->ib_dev.uverbs_abi_ver = MLX4_IB_UVERBS_ABI_VERSION;
+ if (dev->caps.userspace_caps)
+ ibdev->ib_dev.uverbs_abi_ver = MLX4_IB_UVERBS_ABI_VERSION;
+ else
+ ibdev->ib_dev.uverbs_abi_ver = MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION;
+
ibdev->ib_dev.uverbs_cmd_mask =
(1ull << IB_USER_VERBS_CMD_GET_CONTEXT) |
(1ull << IB_USER_VERBS_CMD_QUERY_DEVICE) |
diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index e04cbc9..dcd845b 100644
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -90,6 +90,7 @@ struct mlx4_ib_xrcd {
struct mlx4_ib_cq_buf {
struct mlx4_buf buf;
struct mlx4_mtt mtt;
+ int entry_size;
};
struct mlx4_ib_cq_resize {
diff --git a/drivers/infiniband/hw/mlx4/user.h b/drivers/infiniband/hw/mlx4/user.h
index 13beede..07e6769 100644
--- a/drivers/infiniband/hw/mlx4/user.h
+++ b/drivers/infiniband/hw/mlx4/user.h
@@ -40,7 +40,9 @@
* Increment this value if any changes that break userspace ABI
* compatibility are made.
*/
-#define MLX4_IB_UVERBS_ABI_VERSION 3
+
+#define MLX4_IB_UVERBS_NO_DEV_CAPS_ABI_VERSION 3
+#define MLX4_IB_UVERBS_ABI_VERSION 4
/*
* Make sure that all structs defined in this file remain laid out so
@@ -50,10 +52,18 @@
* instead.
*/
+struct mlx4_ib_alloc_ucontext_resp_v3 {
+ __u32 qp_tab_size;
+ __u16 bf_reg_size;
+ __u16 bf_regs_per_page;
+};
+
struct mlx4_ib_alloc_ucontext_resp {
+ __u32 dev_caps;
__u32 qp_tab_size;
__u16 bf_reg_size;
__u16 bf_regs_per_page;
+ __u32 cqe_size;
};
struct mlx4_ib_alloc_pd_resp {
diff --git a/drivers/infiniband/hw/nes/nes_cm.c b/drivers/infiniband/hw/nes/nes_cm.c
index cfaacaf..feb41e7 100644
--- a/drivers/infiniband/hw/nes/nes_cm.c
+++ b/drivers/infiniband/hw/nes/nes_cm.c
@@ -629,11 +629,9 @@ static void build_rdma0_msg(struct nes_cm_node *cm_node, struct nes_qp **nesqp_a
case SEND_RDMA_READ_ZERO:
default:
- if (cm_node->send_rdma0_op != SEND_RDMA_READ_ZERO) {
- printk(KERN_ERR "%s[%u]: Unsupported RDMA0 len operation=%u\n",
- __func__, __LINE__, cm_node->send_rdma0_op);
- WARN_ON(1);
- }
+ if (cm_node->send_rdma0_op != SEND_RDMA_READ_ZERO)
+ WARN(1, "Unsupported RDMA0 len operation=%u\n",
+ cm_node->send_rdma0_op);
nes_debug(NES_DBG_CM, "Sending first rdma operation.\n");
wqe->wqe_words[NES_IWARP_SQ_WQE_MISC_IDX] =
cpu_to_le32(NES_IWARP_SQ_OP_RDMAR);
diff --git a/drivers/infiniband/hw/nes/nes_mgt.c b/drivers/infiniband/hw/nes/nes_mgt.c
index 3ba7be3..4166452 100644
--- a/drivers/infiniband/hw/nes/nes_mgt.c
+++ b/drivers/infiniband/hw/nes/nes_mgt.c
@@ -210,6 +210,9 @@ static struct sk_buff *nes_get_next_skb(struct nes_device *nesdev, struct nes_qp
}
while (1) {
+ if (skb_queue_empty(&nesqp->pau_list))
+ goto out;
+
seq = nes_get_seq(skb, ack, wnd, fin_rcvd, rst_rcvd);
if (seq == nextseq) {
if (skb->len || processacks)
@@ -218,14 +221,13 @@ static struct sk_buff *nes_get_next_skb(struct nes_device *nesdev, struct nes_qp
goto out;
}
- if (skb->next == (struct sk_buff *)&nesqp->pau_list)
- goto out;
-
old_skb = skb;
skb = skb->next;
skb_unlink(old_skb, &nesqp->pau_list);
nes_mgt_free_skb(nesdev, old_skb, PCI_DMA_TODEVICE);
nes_rem_ref_cm_node(nesqp->cm_node);
+ if (skb == (struct sk_buff *)&nesqp->pau_list)
+ goto out;
}
return skb;
@@ -245,7 +247,6 @@ static int get_fpdu_info(struct nes_device *nesdev, struct nes_qp *nesqp,
struct nes_rskb_cb *cb;
struct pau_fpdu_info *fpdu_info = NULL;
struct pau_fpdu_frag frags[MAX_FPDU_FRAGS];
- unsigned long flags;
u32 fpdu_len = 0;
u32 tmp_len;
int frag_cnt = 0;
@@ -260,12 +261,10 @@ static int get_fpdu_info(struct nes_device *nesdev, struct nes_qp *nesqp,
*pau_fpdu_info = NULL;
- spin_lock_irqsave(&nesqp->pau_lock, flags);
skb = nes_get_next_skb(nesdev, nesqp, NULL, nesqp->pau_rcv_nxt, &ack, &wnd, &fin_rcvd, &rst_rcvd);
- if (!skb) {
- spin_unlock_irqrestore(&nesqp->pau_lock, flags);
+ if (!skb)
goto out;
- }
+
cb = (struct nes_rskb_cb *)&skb->cb[0];
if (skb->len) {
fpdu_len = be16_to_cpu(*(__be16 *) skb->data) + MPA_FRAMING;
@@ -290,10 +289,9 @@ static int get_fpdu_info(struct nes_device *nesdev, struct nes_qp *nesqp,
skb = nes_get_next_skb(nesdev, nesqp, skb,
nesqp->pau_rcv_nxt + frag_tot, &ack, &wnd, &fin_rcvd, &rst_rcvd);
- if (!skb) {
- spin_unlock_irqrestore(&nesqp->pau_lock, flags);
+ if (!skb)
goto out;
- } else if (rst_rcvd) {
+ if (rst_rcvd) {
/* rst received in the middle of fpdu */
for (; i >= 0; i--) {
skb_unlink(frags[i].skb, &nesqp->pau_list);
@@ -320,8 +318,6 @@ static int get_fpdu_info(struct nes_device *nesdev, struct nes_qp *nesqp,
frag_cnt = 1;
}
- spin_unlock_irqrestore(&nesqp->pau_lock, flags);
-
/* Found one */
fpdu_info = kzalloc(sizeof(*fpdu_info), GFP_ATOMIC);
if (fpdu_info == NULL) {
@@ -383,9 +379,8 @@ static int get_fpdu_info(struct nes_device *nesdev, struct nes_qp *nesqp,
if (frags[i].skb->len == 0) {
/* Pull skb off the list - it will be freed in the callback */
- spin_lock_irqsave(&nesqp->pau_lock, flags);
- skb_unlink(frags[i].skb, &nesqp->pau_list);
- spin_unlock_irqrestore(&nesqp->pau_lock, flags);
+ if (!skb_queue_empty(&nesqp->pau_list))
+ skb_unlink(frags[i].skb, &nesqp->pau_list);
} else {
/* Last skb still has data so update the seq */
iph = (struct iphdr *)(cb->data_start + ETH_HLEN);
@@ -414,14 +409,18 @@ static int forward_fpdus(struct nes_vnic *nesvnic, struct nes_qp *nesqp)
struct pau_fpdu_info *fpdu_info;
struct nes_hw_cqp_wqe *cqp_wqe;
struct nes_cqp_request *cqp_request;
+ unsigned long flags;
u64 u64tmp;
u32 u32tmp;
int rc;
while (1) {
+ spin_lock_irqsave(&nesqp->pau_lock, flags);
rc = get_fpdu_info(nesdev, nesqp, &fpdu_info);
- if (fpdu_info == NULL)
+ if (rc || (fpdu_info == NULL)) {
+ spin_unlock_irqrestore(&nesqp->pau_lock, flags);
return rc;
+ }
cqp_request = fpdu_info->cqp_request;
cqp_wqe = &cqp_request->cqp_wqe;
@@ -447,7 +446,7 @@ static int forward_fpdus(struct nes_vnic *nesvnic, struct nes_qp *nesqp)
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_NIC_SQ_WQE_FRAG0_LOW_IDX,
lower_32_bits(u64tmp));
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_NIC_SQ_WQE_FRAG0_HIGH_IDX,
- upper_32_bits(u64tmp >> 32));
+ upper_32_bits(u64tmp));
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_NIC_SQ_WQE_FRAG1_LOW_IDX,
lower_32_bits(fpdu_info->frags[0].physaddr));
@@ -475,6 +474,7 @@ static int forward_fpdus(struct nes_vnic *nesvnic, struct nes_qp *nesqp)
atomic_set(&cqp_request->refcount, 1);
nes_post_cqp_request(nesdev, cqp_request);
+ spin_unlock_irqrestore(&nesqp->pau_lock, flags);
}
return 0;
@@ -649,11 +649,9 @@ static void nes_chg_qh_handler(struct nes_device *nesdev, struct nes_cqp_request
nesqp = qh_chg->nesqp;
/* Should we handle the bad completion */
- if (cqp_request->major_code) {
- printk(KERN_ERR PFX "Invalid cqp_request major_code=0x%x\n",
+ if (cqp_request->major_code)
+ WARN(1, PFX "Invalid cqp_request major_code=0x%x\n",
cqp_request->major_code);
- WARN_ON(1);
- }
switch (nesqp->pau_state) {
case PAU_DEL_QH:
diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c
index 0564be7..9542e16 100644
--- a/drivers/infiniband/hw/nes/nes_nic.c
+++ b/drivers/infiniband/hw/nes/nes_nic.c
@@ -944,12 +944,13 @@ static void nes_netdev_set_multicast_list(struct net_device *netdev)
addr,
perfect_filter_register_address+(mc_index * 8),
mc_nic_index);
- macaddr_high = ((u16) addr[0]) << 8;
- macaddr_high += (u16) addr[1];
- macaddr_low = ((u32) addr[2]) << 24;
- macaddr_low += ((u32) addr[3]) << 16;
- macaddr_low += ((u32) addr[4]) << 8;
- macaddr_low += (u32) addr[5];
+ macaddr_high = ((u8) addr[0]) << 8;
+ macaddr_high += (u8) addr[1];
+ macaddr_low = ((u8) addr[2]) << 24;
+ macaddr_low += ((u8) addr[3]) << 16;
+ macaddr_low += ((u8) addr[4]) << 8;
+ macaddr_low += (u8) addr[5];
+
nes_write_indexed(nesdev,
perfect_filter_register_address+(mc_index * 8),
macaddr_low);
generated by cgit v0.10.2 at 2024-08-07 18:09:56 (GMT)