Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IB/mlx4: Make sure RQ allocation is always valid
  RDMA/cma: Fix initialization of next_port
  IB/mlx4: Fix zeroing of rnr_retry value in ib_modify_qp()
  mlx4_core: Don't set MTT address in dMPT entries with PA set
  mlx4_core: Check firmware command interface revision
  IB/mthca, mlx4_core: Fix typo in comment
  mlx4_core: Free catastrophic error MSI-X interrupt with correct dev_id
  mlx4_core: Initialize ctx_list and ctx_lock earlier
  mlx4_core: Fix CQ context layout
This commit is contained in:
Linus Torvalds 2007-06-11 15:46:08 -07:00
commit 99f9f3d49c
9 changed files with 60 additions and 25 deletions

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@ -2773,8 +2773,8 @@ static int cma_init(void)
int ret;
get_random_bytes(&next_port, sizeof next_port);
next_port = (next_port % (sysctl_local_port_range[1] -
sysctl_local_port_range[0])) +
next_port = ((unsigned int) next_port %
(sysctl_local_port_range[1] - sysctl_local_port_range[0])) +
sysctl_local_port_range[0];
cma_wq = create_singlethread_workqueue("rdma_cm");
if (!cma_wq)

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@ -189,18 +189,28 @@ static int send_wqe_overhead(enum ib_qp_type type)
}
static int set_rq_size(struct mlx4_ib_dev *dev, struct ib_qp_cap *cap,
struct mlx4_ib_qp *qp)
int is_user, int has_srq, struct mlx4_ib_qp *qp)
{
/* Sanity check RQ size before proceeding */
if (cap->max_recv_wr > dev->dev->caps.max_wqes ||
cap->max_recv_sge > dev->dev->caps.max_rq_sg)
return -EINVAL;
qp->rq.max = cap->max_recv_wr ? roundup_pow_of_two(cap->max_recv_wr) : 0;
if (has_srq) {
/* QPs attached to an SRQ should have no RQ */
if (cap->max_recv_wr)
return -EINVAL;
qp->rq.wqe_shift = ilog2(roundup_pow_of_two(cap->max_recv_sge *
sizeof (struct mlx4_wqe_data_seg)));
qp->rq.max_gs = (1 << qp->rq.wqe_shift) / sizeof (struct mlx4_wqe_data_seg);
qp->rq.max = qp->rq.max_gs = 0;
} else {
/* HW requires >= 1 RQ entry with >= 1 gather entry */
if (is_user && (!cap->max_recv_wr || !cap->max_recv_sge))
return -EINVAL;
qp->rq.max = roundup_pow_of_two(max(1, cap->max_recv_wr));
qp->rq.max_gs = roundup_pow_of_two(max(1, cap->max_recv_sge));
qp->rq.wqe_shift = ilog2(qp->rq.max_gs * sizeof (struct mlx4_wqe_data_seg));
}
cap->max_recv_wr = qp->rq.max;
cap->max_recv_sge = qp->rq.max_gs;
@ -285,7 +295,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
qp->sq.head = 0;
qp->sq.tail = 0;
err = set_rq_size(dev, &init_attr->cap, qp);
err = set_rq_size(dev, &init_attr->cap, !!pd->uobject, !!init_attr->srq, qp);
if (err)
goto err;
@ -762,11 +772,6 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
optpar |= MLX4_QP_OPTPAR_PKEY_INDEX;
}
if (attr_mask & IB_QP_RNR_RETRY) {
context->params1 |= cpu_to_be32(attr->rnr_retry << 13);
optpar |= MLX4_QP_OPTPAR_RNR_RETRY;
}
if (attr_mask & IB_QP_AV) {
if (mlx4_set_path(dev, &attr->ah_attr, &context->pri_path,
attr_mask & IB_QP_PORT ? attr->port_num : qp->port)) {
@ -802,6 +807,12 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
context->pd = cpu_to_be32(to_mpd(ibqp->pd)->pdn);
context->params1 = cpu_to_be32(MLX4_IB_ACK_REQ_FREQ << 28);
if (attr_mask & IB_QP_RNR_RETRY) {
context->params1 |= cpu_to_be32(attr->rnr_retry << 13);
optpar |= MLX4_QP_OPTPAR_RNR_RETRY;
}
if (attr_mask & IB_QP_RETRY_CNT) {
context->params1 |= cpu_to_be32(attr->retry_cnt << 16);
optpar |= MLX4_QP_OPTPAR_RETRY_COUNT;

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@ -772,7 +772,7 @@ int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status)
MTHCA_GET(dev->fw_ver, outbox, QUERY_FW_VER_OFFSET);
/*
* FW subminor version is at more signifant bits than minor
* FW subminor version is at more significant bits than minor
* version, so swap here.
*/
dev->fw_ver = (dev->fw_ver & 0xffff00000000ull) |

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@ -61,7 +61,7 @@ struct mlx4_cq_context {
__be32 solicit_producer_index;
__be32 consumer_index;
__be32 producer_index;
u8 reserved6[2];
u32 reserved6[2];
__be64 db_rec_addr;
};

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@ -490,9 +490,11 @@ static void mlx4_free_irqs(struct mlx4_dev *dev)
if (eq_table->have_irq)
free_irq(dev->pdev->irq, dev);
for (i = 0; i < MLX4_NUM_EQ; ++i)
for (i = 0; i < MLX4_EQ_CATAS; ++i)
if (eq_table->eq[i].have_irq)
free_irq(eq_table->eq[i].irq, eq_table->eq + i);
if (eq_table->eq[MLX4_EQ_CATAS].have_irq)
free_irq(eq_table->eq[MLX4_EQ_CATAS].irq, dev);
}
static int __devinit mlx4_map_clr_int(struct mlx4_dev *dev)

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@ -37,6 +37,10 @@
#include "fw.h"
#include "icm.h"
enum {
MLX4_COMMAND_INTERFACE_REV = 1
};
extern void __buggy_use_of_MLX4_GET(void);
extern void __buggy_use_of_MLX4_PUT(void);
@ -452,10 +456,12 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev)
u32 *outbox;
int err = 0;
u64 fw_ver;
u16 cmd_if_rev;
u8 lg;
#define QUERY_FW_OUT_SIZE 0x100
#define QUERY_FW_VER_OFFSET 0x00
#define QUERY_FW_CMD_IF_REV_OFFSET 0x0a
#define QUERY_FW_MAX_CMD_OFFSET 0x0f
#define QUERY_FW_ERR_START_OFFSET 0x30
#define QUERY_FW_ERR_SIZE_OFFSET 0x38
@ -477,21 +483,36 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev)
MLX4_GET(fw_ver, outbox, QUERY_FW_VER_OFFSET);
/*
* FW subminor version is at more signifant bits than minor
* FW subminor version is at more significant bits than minor
* version, so swap here.
*/
dev->caps.fw_ver = (fw_ver & 0xffff00000000ull) |
((fw_ver & 0xffff0000ull) >> 16) |
((fw_ver & 0x0000ffffull) << 16);
MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET);
if (cmd_if_rev != MLX4_COMMAND_INTERFACE_REV) {
mlx4_err(dev, "Installed FW has unsupported "
"command interface revision %d.\n",
cmd_if_rev);
mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n",
(int) (dev->caps.fw_ver >> 32),
(int) (dev->caps.fw_ver >> 16) & 0xffff,
(int) dev->caps.fw_ver & 0xffff);
mlx4_err(dev, "This driver version supports only revision %d.\n",
MLX4_COMMAND_INTERFACE_REV);
err = -ENODEV;
goto out;
}
MLX4_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET);
cmd->max_cmds = 1 << lg;
mlx4_dbg(dev, "FW version %d.%d.%03d, max commands %d\n",
mlx4_dbg(dev, "FW version %d.%d.%03d (cmd intf rev %d), max commands %d\n",
(int) (dev->caps.fw_ver >> 32),
(int) (dev->caps.fw_ver >> 16) & 0xffff,
(int) dev->caps.fw_ver & 0xffff,
cmd->max_cmds);
cmd_if_rev, cmd->max_cmds);
MLX4_GET(fw->catas_offset, outbox, QUERY_FW_ERR_START_OFFSET);
MLX4_GET(fw->catas_size, outbox, QUERY_FW_ERR_SIZE_OFFSET);

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@ -135,9 +135,6 @@ int mlx4_register_device(struct mlx4_dev *dev)
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_interface *intf;
INIT_LIST_HEAD(&priv->ctx_list);
spin_lock_init(&priv->ctx_lock);
mutex_lock(&intf_mutex);
list_add_tail(&priv->dev_list, &dev_list);

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@ -787,6 +787,8 @@ static int __devinit mlx4_init_one(struct pci_dev *pdev,
dev = &priv->dev;
dev->pdev = pdev;
INIT_LIST_HEAD(&priv->ctx_list);
spin_lock_init(&priv->ctx_lock);
/*
* Now reset the HCA before we touch the PCI capabilities or

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@ -324,15 +324,17 @@ int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr)
MLX4_MPT_FLAG_MIO |
MLX4_MPT_FLAG_REGION |
mr->access);
if (mr->mtt.order < 0)
mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_PHYSICAL);
mpt_entry->key = cpu_to_be32(key_to_hw_index(mr->key));
mpt_entry->pd = cpu_to_be32(mr->pd);
mpt_entry->start = cpu_to_be64(mr->iova);
mpt_entry->length = cpu_to_be64(mr->size);
mpt_entry->entity_size = cpu_to_be32(mr->mtt.page_shift);
mpt_entry->mtt_seg = cpu_to_be64(mlx4_mtt_addr(dev, &mr->mtt));
if (mr->mtt.order < 0) {
mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_PHYSICAL);
mpt_entry->mtt_seg = 0;
} else
mpt_entry->mtt_seg = cpu_to_be64(mlx4_mtt_addr(dev, &mr->mtt));
err = mlx4_SW2HW_MPT(dev, mailbox,
key_to_hw_index(mr->key) & (dev->caps.num_mpts - 1));