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Date: Wed, 21 Jan 2015 16:45:49 +0200
From: Or Gerlitz <ogerlitz@...lanox.com>
To: "David S. Miller" <davem@...emloft.net>
Cc: netdev@...r.kernel.org, Matan Barak <matanb@...lanox.com>,
Amir Vadai <amirv@...lanox.com>, Tal Alon <talal@...lanox.com>,
Roland Dreier <roland@...nel.org>,
Yishai Hadas <yishaih@...lanox.com>,
Or Gerlitz <ogerlitz@...lanox.com>
Subject: [PATCH net-next 1/9] net/mlx4_core: Maintain a persistent memory for mlx4 devices
From: Yishai Hadas <yishaih@...lanox.com>
Maintain a persistent memory that should survive reset flow/PCI error.
A preparation step for further patches to properly support device reset.
Signed-off-by: Yishai Hadas <yishaih@...lanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@...lanox.com>
---
drivers/infiniband/hw/mlx4/alias_GUID.c | 2 +-
drivers/infiniband/hw/mlx4/mad.c | 3 +-
drivers/infiniband/hw/mlx4/main.c | 17 ++--
drivers/infiniband/hw/mlx4/mr.c | 6 +-
drivers/infiniband/hw/mlx4/sysfs.c | 6 +-
drivers/net/ethernet/mellanox/mlx4/alloc.c | 15 ++-
drivers/net/ethernet/mellanox/mlx4/catas.c | 13 ++-
drivers/net/ethernet/mellanox/mlx4/cmd.c | 46 +++++----
drivers/net/ethernet/mellanox/mlx4/en_cq.c | 4 +-
drivers/net/ethernet/mellanox/mlx4/en_ethtool.c | 2 +-
drivers/net/ethernet/mellanox/mlx4/en_main.c | 4 +-
drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 2 +-
drivers/net/ethernet/mellanox/mlx4/en_rx.c | 4 +-
drivers/net/ethernet/mellanox/mlx4/en_tx.c | 4 +-
drivers/net/ethernet/mellanox/mlx4/eq.c | 42 +++++----
drivers/net/ethernet/mellanox/mlx4/icm.c | 11 +-
drivers/net/ethernet/mellanox/mlx4/main.c | 106 ++++++++++++--------
drivers/net/ethernet/mellanox/mlx4/mlx4.h | 9 +-
drivers/net/ethernet/mellanox/mlx4/mr.c | 8 +-
drivers/net/ethernet/mellanox/mlx4/pd.c | 6 +-
drivers/net/ethernet/mellanox/mlx4/port.c | 17 ++--
drivers/net/ethernet/mellanox/mlx4/reset.c | 23 +++--
.../net/ethernet/mellanox/mlx4/resource_tracker.c | 36 ++++---
include/linux/mlx4/device.h | 11 ++-
24 files changed, 234 insertions(+), 163 deletions(-)
diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c
index 0eb141c..a31e031 100644
--- a/drivers/infiniband/hw/mlx4/alias_GUID.c
+++ b/drivers/infiniband/hw/mlx4/alias_GUID.c
@@ -154,7 +154,7 @@ void mlx4_ib_notify_slaves_on_guid_change(struct mlx4_ib_dev *dev,
continue;
slave_id = (block_num * NUM_ALIAS_GUID_IN_REC) + i ;
- if (slave_id >= dev->dev->num_vfs + 1)
+ if (slave_id >= dev->dev->persist->num_vfs + 1)
return;
tmp_cur_ag = *(__be64 *)&p_data[i * GUID_REC_SIZE];
form_cache_ag = get_cached_alias_guid(dev, port_num,
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 82a7dd8..c761971 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -1951,7 +1951,8 @@ static int mlx4_ib_alloc_demux_ctx(struct mlx4_ib_dev *dev,
ctx->ib_dev = &dev->ib_dev;
for (i = 0;
- i < min(dev->dev->caps.sqp_demux, (u16)(dev->dev->num_vfs + 1));
+ i < min(dev->dev->caps.sqp_demux,
+ (u16)(dev->dev->persist->num_vfs + 1));
i++) {
struct mlx4_active_ports actv_ports =
mlx4_get_active_ports(dev->dev, i);
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 57ecc5b..b4fa6f6 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -198,7 +198,7 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
props->vendor_id = be32_to_cpup((__be32 *) (out_mad->data + 36)) &
0xffffff;
- props->vendor_part_id = dev->dev->pdev->device;
+ props->vendor_part_id = dev->dev->persist->pdev->device;
props->hw_ver = be32_to_cpup((__be32 *) (out_mad->data + 32));
memcpy(&props->sys_image_guid, out_mad->data + 4, 8);
@@ -1375,7 +1375,7 @@ static ssize_t show_hca(struct device *device, struct device_attribute *attr,
{
struct mlx4_ib_dev *dev =
container_of(device, struct mlx4_ib_dev, ib_dev.dev);
- return sprintf(buf, "MT%d\n", dev->dev->pdev->device);
+ return sprintf(buf, "MT%d\n", dev->dev->persist->pdev->device);
}
static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr,
@@ -1937,7 +1937,8 @@ static void init_pkeys(struct mlx4_ib_dev *ibdev)
int i;
if (mlx4_is_master(ibdev->dev)) {
- for (slave = 0; slave <= ibdev->dev->num_vfs; ++slave) {
+ for (slave = 0; slave <= ibdev->dev->persist->num_vfs;
+ ++slave) {
for (port = 1; port <= ibdev->dev->caps.num_ports; ++port) {
for (i = 0;
i < ibdev->dev->phys_caps.pkey_phys_table_len[port];
@@ -1994,7 +1995,7 @@ static void mlx4_ib_alloc_eqs(struct mlx4_dev *dev, struct mlx4_ib_dev *ibdev)
mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_IB) {
for (j = 0; j < eq_per_port; j++) {
snprintf(name, sizeof(name), "mlx4-ib-%d-%d@%s",
- i, j, dev->pdev->bus->name);
+ i, j, dev->persist->pdev->bus->name);
/* Set IRQ for specific name (per ring) */
if (mlx4_assign_eq(dev, name, NULL,
&ibdev->eq_table[eq])) {
@@ -2058,7 +2059,8 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
ibdev = (struct mlx4_ib_dev *) ib_alloc_device(sizeof *ibdev);
if (!ibdev) {
- dev_err(&dev->pdev->dev, "Device struct alloc failed\n");
+ dev_err(&dev->persist->pdev->dev,
+ "Device struct alloc failed\n");
return NULL;
}
@@ -2085,7 +2087,7 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
ibdev->num_ports = num_ports;
ibdev->ib_dev.phys_port_cnt = ibdev->num_ports;
ibdev->ib_dev.num_comp_vectors = dev->caps.num_comp_vectors;
- ibdev->ib_dev.dma_device = &dev->pdev->dev;
+ ibdev->ib_dev.dma_device = &dev->persist->pdev->dev;
if (dev->caps.userspace_caps)
ibdev->ib_dev.uverbs_abi_ver = MLX4_IB_UVERBS_ABI_VERSION;
@@ -2236,7 +2238,8 @@ static void *mlx4_ib_add(struct mlx4_dev *dev)
sizeof(long),
GFP_KERNEL);
if (!ibdev->ib_uc_qpns_bitmap) {
- dev_err(&dev->pdev->dev, "bit map alloc failed\n");
+ dev_err(&dev->persist->pdev->dev,
+ "bit map alloc failed\n");
goto err_steer_qp_release;
}
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index c36ccbd..e0d2717 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -401,7 +401,8 @@ struct ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device
if (!mfrpl->ibfrpl.page_list)
goto err_free;
- mfrpl->mapped_page_list = dma_alloc_coherent(&dev->dev->pdev->dev,
+ mfrpl->mapped_page_list = dma_alloc_coherent(&dev->dev->persist->
+ pdev->dev,
size, &mfrpl->map,
GFP_KERNEL);
if (!mfrpl->mapped_page_list)
@@ -423,7 +424,8 @@ void mlx4_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list)
struct mlx4_ib_fast_reg_page_list *mfrpl = to_mfrpl(page_list);
int size = page_list->max_page_list_len * sizeof (u64);
- dma_free_coherent(&dev->dev->pdev->dev, size, mfrpl->mapped_page_list,
+ dma_free_coherent(&dev->dev->persist->pdev->dev, size,
+ mfrpl->mapped_page_list,
mfrpl->map);
kfree(mfrpl->ibfrpl.page_list);
kfree(mfrpl);
diff --git a/drivers/infiniband/hw/mlx4/sysfs.c b/drivers/infiniband/hw/mlx4/sysfs.c
index cb4c66e..d10c2b8 100644
--- a/drivers/infiniband/hw/mlx4/sysfs.c
+++ b/drivers/infiniband/hw/mlx4/sysfs.c
@@ -375,7 +375,7 @@ static void get_name(struct mlx4_ib_dev *dev, char *name, int i, int max)
char base_name[9];
/* pci_name format is: bus:dev:func -> xxxx:yy:zz.n */
- strlcpy(name, pci_name(dev->dev->pdev), max);
+ strlcpy(name, pci_name(dev->dev->persist->pdev), max);
strncpy(base_name, name, 8); /*till xxxx:yy:*/
base_name[8] = '\0';
/* with no ARI only 3 last bits are used so when the fn is higher than 8
@@ -792,7 +792,7 @@ static int register_pkey_tree(struct mlx4_ib_dev *device)
if (!mlx4_is_master(device->dev))
return 0;
- for (i = 0; i <= device->dev->num_vfs; ++i)
+ for (i = 0; i <= device->dev->persist->num_vfs; ++i)
register_one_pkey_tree(device, i);
return 0;
@@ -807,7 +807,7 @@ static void unregister_pkey_tree(struct mlx4_ib_dev *device)
if (!mlx4_is_master(device->dev))
return;
- for (slave = device->dev->num_vfs; slave >= 0; --slave) {
+ for (slave = device->dev->persist->num_vfs; slave >= 0; --slave) {
list_for_each_entry_safe(p, t,
&device->pkeys.pkey_port_list[slave],
entry) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/alloc.c b/drivers/net/ethernet/mellanox/mlx4/alloc.c
index 963dd7e..a716c26 100644
--- a/drivers/net/ethernet/mellanox/mlx4/alloc.c
+++ b/drivers/net/ethernet/mellanox/mlx4/alloc.c
@@ -592,7 +592,7 @@ int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
buf->nbufs = 1;
buf->npages = 1;
buf->page_shift = get_order(size) + PAGE_SHIFT;
- buf->direct.buf = dma_alloc_coherent(&dev->pdev->dev,
+ buf->direct.buf = dma_alloc_coherent(&dev->persist->pdev->dev,
size, &t, gfp);
if (!buf->direct.buf)
return -ENOMEM;
@@ -619,7 +619,8 @@ int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
for (i = 0; i < buf->nbufs; ++i) {
buf->page_list[i].buf =
- dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE,
+ dma_alloc_coherent(&dev->persist->pdev->dev,
+ PAGE_SIZE,
&t, gfp);
if (!buf->page_list[i].buf)
goto err_free;
@@ -657,7 +658,8 @@ void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf)
int i;
if (buf->nbufs == 1)
- dma_free_coherent(&dev->pdev->dev, size, buf->direct.buf,
+ dma_free_coherent(&dev->persist->pdev->dev, size,
+ buf->direct.buf,
buf->direct.map);
else {
if (BITS_PER_LONG == 64 && buf->direct.buf)
@@ -665,7 +667,8 @@ void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf)
for (i = 0; i < buf->nbufs; ++i)
if (buf->page_list[i].buf)
- dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
+ dma_free_coherent(&dev->persist->pdev->dev,
+ PAGE_SIZE,
buf->page_list[i].buf,
buf->page_list[i].map);
kfree(buf->page_list);
@@ -738,7 +741,7 @@ int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order, gfp_t gfp
if (!mlx4_alloc_db_from_pgdir(pgdir, db, order))
goto out;
- pgdir = mlx4_alloc_db_pgdir(&(dev->pdev->dev), gfp);
+ pgdir = mlx4_alloc_db_pgdir(&dev->persist->pdev->dev, gfp);
if (!pgdir) {
ret = -ENOMEM;
goto out;
@@ -775,7 +778,7 @@ void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db)
set_bit(i, db->u.pgdir->bits[o]);
if (bitmap_full(db->u.pgdir->order1, MLX4_DB_PER_PAGE / 2)) {
- dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
db->u.pgdir->db_page, db->u.pgdir->db_dma);
list_del(&db->u.pgdir->list);
kfree(db->u.pgdir);
diff --git a/drivers/net/ethernet/mellanox/mlx4/catas.c b/drivers/net/ethernet/mellanox/mlx4/catas.c
index 9c656fe..1a102c9 100644
--- a/drivers/net/ethernet/mellanox/mlx4/catas.c
+++ b/drivers/net/ethernet/mellanox/mlx4/catas.c
@@ -70,7 +70,7 @@ static void poll_catas(unsigned long dev_ptr)
if (readl(priv->catas_err.map)) {
/* If the device is off-line, we cannot try to recover it */
- if (pci_channel_offline(dev->pdev))
+ if (pci_channel_offline(dev->persist->pdev))
mod_timer(&priv->catas_err.timer,
round_jiffies(jiffies + MLX4_CATAS_POLL_INTERVAL));
else {
@@ -94,6 +94,7 @@ static void catas_reset(struct work_struct *work)
{
struct mlx4_priv *priv, *tmppriv;
struct mlx4_dev *dev;
+ struct mlx4_dev_persistent *persist;
LIST_HEAD(tlist);
int ret;
@@ -103,20 +104,20 @@ static void catas_reset(struct work_struct *work)
spin_unlock_irq(&catas_lock);
list_for_each_entry_safe(priv, tmppriv, &tlist, catas_err.list) {
- struct pci_dev *pdev = priv->dev.pdev;
+ struct pci_dev *pdev = priv->dev.persist->pdev;
/* If the device is off-line, we cannot reset it */
if (pci_channel_offline(pdev))
continue;
- ret = mlx4_restart_one(priv->dev.pdev);
+ ret = mlx4_restart_one(priv->dev.persist->pdev);
/* 'priv' now is not valid */
if (ret)
pr_err("mlx4 %s: Reset failed (%d)\n",
pci_name(pdev), ret);
else {
- dev = pci_get_drvdata(pdev);
- mlx4_dbg(dev, "Reset succeeded\n");
+ persist = pci_get_drvdata(pdev);
+ mlx4_dbg(persist->dev, "Reset succeeded\n");
}
}
}
@@ -134,7 +135,7 @@ void mlx4_start_catas_poll(struct mlx4_dev *dev)
init_timer(&priv->catas_err.timer);
priv->catas_err.map = NULL;
- addr = pci_resource_start(dev->pdev, priv->fw.catas_bar) +
+ addr = pci_resource_start(dev->persist->pdev, priv->fw.catas_bar) +
priv->fw.catas_offset;
priv->catas_err.map = ioremap(addr, priv->fw.catas_size * 4);
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index 5c93d14..7cd90e6 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -307,7 +307,7 @@ static int cmd_pending(struct mlx4_dev *dev)
{
u32 status;
- if (pci_channel_offline(dev->pdev))
+ if (pci_channel_offline(dev->persist->pdev))
return -EIO;
status = readl(mlx4_priv(dev)->cmd.hcr + HCR_STATUS_OFFSET);
@@ -328,7 +328,7 @@ static int mlx4_cmd_post(struct mlx4_dev *dev, u64 in_param, u64 out_param,
mutex_lock(&cmd->hcr_mutex);
- if (pci_channel_offline(dev->pdev)) {
+ if (pci_channel_offline(dev->persist->pdev)) {
/*
* Device is going through error recovery
* and cannot accept commands.
@@ -342,7 +342,7 @@ static int mlx4_cmd_post(struct mlx4_dev *dev, u64 in_param, u64 out_param,
end += msecs_to_jiffies(GO_BIT_TIMEOUT_MSECS);
while (cmd_pending(dev)) {
- if (pci_channel_offline(dev->pdev)) {
+ if (pci_channel_offline(dev->persist->pdev)) {
/*
* Device is going through error recovery
* and cannot accept commands.
@@ -464,7 +464,7 @@ static int mlx4_cmd_poll(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
down(&priv->cmd.poll_sem);
- if (pci_channel_offline(dev->pdev)) {
+ if (pci_channel_offline(dev->persist->pdev)) {
/*
* Device is going through error recovery
* and cannot accept commands.
@@ -487,7 +487,7 @@ static int mlx4_cmd_poll(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
end = msecs_to_jiffies(timeout) + jiffies;
while (cmd_pending(dev) && time_before(jiffies, end)) {
- if (pci_channel_offline(dev->pdev)) {
+ if (pci_channel_offline(dev->persist->pdev)) {
/*
* Device is going through error recovery
* and cannot accept commands.
@@ -612,7 +612,7 @@ int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
int out_is_imm, u32 in_modifier, u8 op_modifier,
u16 op, unsigned long timeout, int native)
{
- if (pci_channel_offline(dev->pdev))
+ if (pci_channel_offline(dev->persist->pdev))
return -EIO;
if (!mlx4_is_mfunc(dev) || (native && mlx4_is_master(dev))) {
@@ -1997,11 +1997,12 @@ int mlx4_multi_func_init(struct mlx4_dev *dev)
if (mlx4_is_master(dev))
priv->mfunc.comm =
- ioremap(pci_resource_start(dev->pdev, priv->fw.comm_bar) +
+ ioremap(pci_resource_start(dev->persist->pdev,
+ priv->fw.comm_bar) +
priv->fw.comm_base, MLX4_COMM_PAGESIZE);
else
priv->mfunc.comm =
- ioremap(pci_resource_start(dev->pdev, 2) +
+ ioremap(pci_resource_start(dev->persist->pdev, 2) +
MLX4_SLAVE_COMM_BASE, MLX4_COMM_PAGESIZE);
if (!priv->mfunc.comm) {
mlx4_err(dev, "Couldn't map communication vector\n");
@@ -2107,9 +2108,9 @@ err_comm_admin:
err_comm:
iounmap(priv->mfunc.comm);
err_vhcr:
- dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
- priv->mfunc.vhcr,
- priv->mfunc.vhcr_dma);
+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
+ priv->mfunc.vhcr,
+ priv->mfunc.vhcr_dma);
priv->mfunc.vhcr = NULL;
return -ENOMEM;
}
@@ -2130,8 +2131,8 @@ int mlx4_cmd_init(struct mlx4_dev *dev)
}
if (!mlx4_is_slave(dev) && !priv->cmd.hcr) {
- priv->cmd.hcr = ioremap(pci_resource_start(dev->pdev, 0) +
- MLX4_HCR_BASE, MLX4_HCR_SIZE);
+ priv->cmd.hcr = ioremap(pci_resource_start(dev->persist->pdev,
+ 0) + MLX4_HCR_BASE, MLX4_HCR_SIZE);
if (!priv->cmd.hcr) {
mlx4_err(dev, "Couldn't map command register\n");
goto err;
@@ -2140,7 +2141,8 @@ int mlx4_cmd_init(struct mlx4_dev *dev)
}
if (mlx4_is_mfunc(dev) && !priv->mfunc.vhcr) {
- priv->mfunc.vhcr = dma_alloc_coherent(&(dev->pdev->dev), PAGE_SIZE,
+ priv->mfunc.vhcr = dma_alloc_coherent(&dev->persist->pdev->dev,
+ PAGE_SIZE,
&priv->mfunc.vhcr_dma,
GFP_KERNEL);
if (!priv->mfunc.vhcr)
@@ -2150,7 +2152,8 @@ int mlx4_cmd_init(struct mlx4_dev *dev)
}
if (!priv->cmd.pool) {
- priv->cmd.pool = pci_pool_create("mlx4_cmd", dev->pdev,
+ priv->cmd.pool = pci_pool_create("mlx4_cmd",
+ dev->persist->pdev,
MLX4_MAILBOX_SIZE,
MLX4_MAILBOX_SIZE, 0);
if (!priv->cmd.pool)
@@ -2202,7 +2205,7 @@ void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask)
}
if (mlx4_is_mfunc(dev) && priv->mfunc.vhcr &&
(cleanup_mask & MLX4_CMD_CLEANUP_VHCR)) {
- dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
priv->mfunc.vhcr, priv->mfunc.vhcr_dma);
priv->mfunc.vhcr = NULL;
}
@@ -2306,8 +2309,9 @@ u32 mlx4_comm_get_version(void)
static int mlx4_get_slave_indx(struct mlx4_dev *dev, int vf)
{
- if ((vf < 0) || (vf >= dev->num_vfs)) {
- mlx4_err(dev, "Bad vf number:%d (number of activated vf: %d)\n", vf, dev->num_vfs);
+ if ((vf < 0) || (vf >= dev->persist->num_vfs)) {
+ mlx4_err(dev, "Bad vf number:%d (number of activated vf: %d)\n",
+ vf, dev->persist->num_vfs);
return -EINVAL;
}
@@ -2316,7 +2320,7 @@ static int mlx4_get_slave_indx(struct mlx4_dev *dev, int vf)
int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave)
{
- if (slave < 1 || slave > dev->num_vfs) {
+ if (slave < 1 || slave > dev->persist->num_vfs) {
mlx4_err(dev,
"Bad slave number:%d (number of activated slaves: %lu)\n",
slave, dev->num_slaves);
@@ -2388,7 +2392,7 @@ struct mlx4_slaves_pport mlx4_phys_to_slaves_pport(struct mlx4_dev *dev,
if (port <= 0 || port > dev->caps.num_ports)
return slaves_pport;
- for (i = 0; i < dev->num_vfs + 1; i++) {
+ for (i = 0; i < dev->persist->num_vfs + 1; i++) {
struct mlx4_active_ports actv_ports =
mlx4_get_active_ports(dev, i);
if (test_bit(port - 1, actv_ports.ports))
@@ -2408,7 +2412,7 @@ struct mlx4_slaves_pport mlx4_phys_to_slaves_pport_actv(
bitmap_zero(slaves_pport.slaves, MLX4_MFUNC_MAX);
- for (i = 0; i < dev->num_vfs + 1; i++) {
+ for (i = 0; i < dev->persist->num_vfs + 1; i++) {
struct mlx4_active_ports actv_ports =
mlx4_get_active_ports(dev, i);
if (bitmap_equal(crit_ports->ports, actv_ports.ports,
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
index 82322b1..22da4d0 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
@@ -70,10 +70,10 @@ int mlx4_en_create_cq(struct mlx4_en_priv *priv,
/* Allocate HW buffers on provided NUMA node.
* dev->numa_node is used in mtt range allocation flow.
*/
- set_dev_node(&mdev->dev->pdev->dev, node);
+ set_dev_node(&mdev->dev->persist->pdev->dev, node);
err = mlx4_alloc_hwq_res(mdev->dev, &cq->wqres,
cq->buf_size, 2 * PAGE_SIZE);
- set_dev_node(&mdev->dev->pdev->dev, mdev->dev->numa_node);
+ set_dev_node(&mdev->dev->persist->pdev->dev, mdev->dev->numa_node);
if (err)
goto err_cq;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index 90e0f04..569eda9 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -92,7 +92,7 @@ mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
(u16) (mdev->dev->caps.fw_ver >> 32),
(u16) ((mdev->dev->caps.fw_ver >> 16) & 0xffff),
(u16) (mdev->dev->caps.fw_ver & 0xffff));
- strlcpy(drvinfo->bus_info, pci_name(mdev->dev->pdev),
+ strlcpy(drvinfo->bus_info, pci_name(mdev->dev->persist->pdev),
sizeof(drvinfo->bus_info));
drvinfo->n_stats = 0;
drvinfo->regdump_len = 0;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_main.c b/drivers/net/ethernet/mellanox/mlx4/en_main.c
index 9f16f75..c643d2b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_main.c
@@ -241,8 +241,8 @@ static void *mlx4_en_add(struct mlx4_dev *dev)
spin_lock_init(&mdev->uar_lock);
mdev->dev = dev;
- mdev->dma_device = &(dev->pdev->dev);
- mdev->pdev = dev->pdev;
+ mdev->dma_device = &dev->persist->pdev->dev;
+ mdev->pdev = dev->persist->pdev;
mdev->device_up = false;
mdev->LSO_support = !!(dev->caps.flags & (1 << 15));
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index d0d6dc1..43a3f98 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -2457,7 +2457,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
netif_set_real_num_tx_queues(dev, prof->tx_ring_num);
netif_set_real_num_rx_queues(dev, prof->rx_ring_num);
- SET_NETDEV_DEV(dev, &mdev->dev->pdev->dev);
+ SET_NETDEV_DEV(dev, &mdev->dev->persist->pdev->dev);
dev->dev_port = port - 1;
/*
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index a0474eb..2ba5d36 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -387,10 +387,10 @@ int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv,
ring->rx_info, tmp);
/* Allocate HW buffers on provided NUMA node */
- set_dev_node(&mdev->dev->pdev->dev, node);
+ set_dev_node(&mdev->dev->persist->pdev->dev, node);
err = mlx4_alloc_hwq_res(mdev->dev, &ring->wqres,
ring->buf_size, 2 * PAGE_SIZE);
- set_dev_node(&mdev->dev->pdev->dev, mdev->dev->numa_node);
+ set_dev_node(&mdev->dev->persist->pdev->dev, mdev->dev->numa_node);
if (err)
goto err_info;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index 359bb12..55f9f5c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -91,10 +91,10 @@ int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv,
ring->buf_size = ALIGN(size * ring->stride, MLX4_EN_PAGE_SIZE);
/* Allocate HW buffers on provided NUMA node */
- set_dev_node(&mdev->dev->pdev->dev, node);
+ set_dev_node(&mdev->dev->persist->pdev->dev, node);
err = mlx4_alloc_hwq_res(mdev->dev, &ring->wqres, ring->buf_size,
2 * PAGE_SIZE);
- set_dev_node(&mdev->dev->pdev->dev, mdev->dev->numa_node);
+ set_dev_node(&mdev->dev->persist->pdev->dev, mdev->dev->numa_node);
if (err) {
en_err(priv, "Failed allocating hwq resources\n");
goto err_bounce;
diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c
index 3d275fb..7538c9c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/eq.c
@@ -237,7 +237,7 @@ int mlx4_gen_guid_change_eqe(struct mlx4_dev *dev, int slave, u8 port)
struct mlx4_eqe eqe;
/*don't send if we don't have the that slave */
- if (dev->num_vfs < slave)
+ if (dev->persist->num_vfs < slave)
return 0;
memset(&eqe, 0, sizeof eqe);
@@ -255,7 +255,7 @@ int mlx4_gen_port_state_change_eqe(struct mlx4_dev *dev, int slave, u8 port,
struct mlx4_eqe eqe;
/*don't send if we don't have the that slave */
- if (dev->num_vfs < slave)
+ if (dev->persist->num_vfs < slave)
return 0;
memset(&eqe, 0, sizeof eqe);
@@ -310,7 +310,7 @@ static void set_all_slave_state(struct mlx4_dev *dev, u8 port, int event)
struct mlx4_slaves_pport slaves_pport = mlx4_phys_to_slaves_pport(dev,
port);
- for (i = 0; i < dev->num_vfs + 1; i++)
+ for (i = 0; i < dev->persist->num_vfs + 1; i++)
if (test_bit(i, slaves_pport.slaves))
set_and_calc_slave_port_state(dev, i, port,
event, &gen_event);
@@ -560,7 +560,8 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq)
mlx4_priv(dev)->sense.do_sense_port[port] = 1;
if (!mlx4_is_master(dev))
break;
- for (i = 0; i < dev->num_vfs + 1; i++) {
+ for (i = 0; i < dev->persist->num_vfs + 1;
+ i++) {
if (!test_bit(i, slaves_port.slaves))
continue;
if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) {
@@ -596,7 +597,9 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq)
if (!mlx4_is_master(dev))
break;
if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH)
- for (i = 0; i < dev->num_vfs + 1; i++) {
+ for (i = 0;
+ i < dev->persist->num_vfs + 1;
+ i++) {
if (!test_bit(i, slaves_port.slaves))
continue;
if (i == mlx4_master_func_num(dev))
@@ -865,7 +868,7 @@ static void __iomem *mlx4_get_eq_uar(struct mlx4_dev *dev, struct mlx4_eq *eq)
if (!priv->eq_table.uar_map[index]) {
priv->eq_table.uar_map[index] =
- ioremap(pci_resource_start(dev->pdev, 2) +
+ ioremap(pci_resource_start(dev->persist->pdev, 2) +
((eq->eqn / 4) << PAGE_SHIFT),
PAGE_SIZE);
if (!priv->eq_table.uar_map[index]) {
@@ -928,8 +931,10 @@ static int mlx4_create_eq(struct mlx4_dev *dev, int nent,
eq_context = mailbox->buf;
for (i = 0; i < npages; ++i) {
- eq->page_list[i].buf = dma_alloc_coherent(&dev->pdev->dev,
- PAGE_SIZE, &t, GFP_KERNEL);
+ eq->page_list[i].buf = dma_alloc_coherent(&dev->persist->
+ pdev->dev,
+ PAGE_SIZE, &t,
+ GFP_KERNEL);
if (!eq->page_list[i].buf)
goto err_out_free_pages;
@@ -995,7 +1000,7 @@ err_out_free_eq:
err_out_free_pages:
for (i = 0; i < npages; ++i)
if (eq->page_list[i].buf)
- dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
eq->page_list[i].buf,
eq->page_list[i].map);
@@ -1044,9 +1049,9 @@ static void mlx4_free_eq(struct mlx4_dev *dev,
mlx4_mtt_cleanup(dev, &eq->mtt);
for (i = 0; i < npages; ++i)
- dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
- eq->page_list[i].buf,
- eq->page_list[i].map);
+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
+ eq->page_list[i].buf,
+ eq->page_list[i].map);
kfree(eq->page_list);
mlx4_bitmap_free(&priv->eq_table.bitmap, eq->eqn, MLX4_USE_RR);
@@ -1060,7 +1065,7 @@ static void mlx4_free_irqs(struct mlx4_dev *dev)
int i, vec;
if (eq_table->have_irq)
- free_irq(dev->pdev->irq, dev);
+ free_irq(dev->persist->pdev->irq, dev);
for (i = 0; i < dev->caps.num_comp_vectors + 1; ++i)
if (eq_table->eq[i].have_irq) {
@@ -1089,7 +1094,8 @@ static int mlx4_map_clr_int(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);
- priv->clr_base = ioremap(pci_resource_start(dev->pdev, priv->fw.clr_int_bar) +
+ priv->clr_base = ioremap(pci_resource_start(dev->persist->pdev,
+ priv->fw.clr_int_bar) +
priv->fw.clr_int_base, MLX4_CLR_INT_SIZE);
if (!priv->clr_base) {
mlx4_err(dev, "Couldn't map interrupt clear register, aborting\n");
@@ -1212,13 +1218,13 @@ int mlx4_init_eq_table(struct mlx4_dev *dev)
i * MLX4_IRQNAME_SIZE,
MLX4_IRQNAME_SIZE,
"mlx4-comp-%d@pci:%s", i,
- pci_name(dev->pdev));
+ pci_name(dev->persist->pdev));
} else {
snprintf(priv->eq_table.irq_names +
i * MLX4_IRQNAME_SIZE,
MLX4_IRQNAME_SIZE,
"mlx4-async@pci:%s",
- pci_name(dev->pdev));
+ pci_name(dev->persist->pdev));
}
eq_name = priv->eq_table.irq_names +
@@ -1235,8 +1241,8 @@ int mlx4_init_eq_table(struct mlx4_dev *dev)
snprintf(priv->eq_table.irq_names,
MLX4_IRQNAME_SIZE,
DRV_NAME "@pci:%s",
- pci_name(dev->pdev));
- err = request_irq(dev->pdev->irq, mlx4_interrupt,
+ pci_name(dev->persist->pdev));
+ err = request_irq(dev->persist->pdev->irq, mlx4_interrupt,
IRQF_SHARED, priv->eq_table.irq_names, dev);
if (err)
goto err_out_async;
diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.c b/drivers/net/ethernet/mellanox/mlx4/icm.c
index 97c9b1d..2a9dd46 100644
--- a/drivers/net/ethernet/mellanox/mlx4/icm.c
+++ b/drivers/net/ethernet/mellanox/mlx4/icm.c
@@ -56,7 +56,7 @@ static void mlx4_free_icm_pages(struct mlx4_dev *dev, struct mlx4_icm_chunk *chu
int i;
if (chunk->nsg > 0)
- pci_unmap_sg(dev->pdev, chunk->mem, chunk->npages,
+ pci_unmap_sg(dev->persist->pdev, chunk->mem, chunk->npages,
PCI_DMA_BIDIRECTIONAL);
for (i = 0; i < chunk->npages; ++i)
@@ -69,7 +69,8 @@ static void mlx4_free_icm_coherent(struct mlx4_dev *dev, struct mlx4_icm_chunk *
int i;
for (i = 0; i < chunk->npages; ++i)
- dma_free_coherent(&dev->pdev->dev, chunk->mem[i].length,
+ dma_free_coherent(&dev->persist->pdev->dev,
+ chunk->mem[i].length,
lowmem_page_address(sg_page(&chunk->mem[i])),
sg_dma_address(&chunk->mem[i]));
}
@@ -173,7 +174,7 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages,
--cur_order;
if (coherent)
- ret = mlx4_alloc_icm_coherent(&dev->pdev->dev,
+ ret = mlx4_alloc_icm_coherent(&dev->persist->pdev->dev,
&chunk->mem[chunk->npages],
cur_order, gfp_mask);
else
@@ -193,7 +194,7 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages,
if (coherent)
++chunk->nsg;
else if (chunk->npages == MLX4_ICM_CHUNK_LEN) {
- chunk->nsg = pci_map_sg(dev->pdev, chunk->mem,
+ chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem,
chunk->npages,
PCI_DMA_BIDIRECTIONAL);
@@ -208,7 +209,7 @@ struct mlx4_icm *mlx4_alloc_icm(struct mlx4_dev *dev, int npages,
}
if (!coherent && chunk) {
- chunk->nsg = pci_map_sg(dev->pdev, chunk->mem,
+ chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem,
chunk->npages,
PCI_DMA_BIDIRECTIONAL);
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 03e9eb0..abcee61 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -318,10 +318,11 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
return -ENODEV;
}
- if (dev_cap->uar_size > pci_resource_len(dev->pdev, 2)) {
+ if (dev_cap->uar_size > pci_resource_len(dev->persist->pdev, 2)) {
mlx4_err(dev, "HCA reported UAR size of 0x%x bigger than PCI resource 2 size of 0x%llx, aborting\n",
dev_cap->uar_size,
- (unsigned long long) pci_resource_len(dev->pdev, 2));
+ (unsigned long long)
+ pci_resource_len(dev->persist->pdev, 2));
return -ENODEV;
}
@@ -541,8 +542,10 @@ static int mlx4_get_pcie_dev_link_caps(struct mlx4_dev *dev,
*speed = PCI_SPEED_UNKNOWN;
*width = PCIE_LNK_WIDTH_UNKNOWN;
- err1 = pcie_capability_read_dword(dev->pdev, PCI_EXP_LNKCAP, &lnkcap1);
- err2 = pcie_capability_read_dword(dev->pdev, PCI_EXP_LNKCAP2, &lnkcap2);
+ err1 = pcie_capability_read_dword(dev->persist->pdev, PCI_EXP_LNKCAP,
+ &lnkcap1);
+ err2 = pcie_capability_read_dword(dev->persist->pdev, PCI_EXP_LNKCAP2,
+ &lnkcap2);
if (!err2 && lnkcap2) { /* PCIe r3.0-compliant */
if (lnkcap2 & PCI_EXP_LNKCAP2_SLS_8_0GB)
*speed = PCIE_SPEED_8_0GT;
@@ -587,7 +590,7 @@ static void mlx4_check_pcie_caps(struct mlx4_dev *dev)
return;
}
- err = pcie_get_minimum_link(dev->pdev, &speed, &width);
+ err = pcie_get_minimum_link(dev->persist->pdev, &speed, &width);
if (err || speed == PCI_SPEED_UNKNOWN ||
width == PCIE_LNK_WIDTH_UNKNOWN) {
mlx4_warn(dev,
@@ -837,10 +840,12 @@ static int mlx4_slave_cap(struct mlx4_dev *dev)
if (dev->caps.uar_page_size * (dev->caps.num_uars -
dev->caps.reserved_uars) >
- pci_resource_len(dev->pdev, 2)) {
+ pci_resource_len(dev->persist->pdev,
+ 2)) {
mlx4_err(dev, "HCA reported UAR region size of 0x%x bigger than PCI resource 2 size of 0x%llx, aborting\n",
dev->caps.uar_page_size * dev->caps.num_uars,
- (unsigned long long) pci_resource_len(dev->pdev, 2));
+ (unsigned long long)
+ pci_resource_len(dev->persist->pdev, 2));
goto err_mem;
}
@@ -1492,9 +1497,9 @@ static int map_bf_area(struct mlx4_dev *dev)
if (!dev->caps.bf_reg_size)
return -ENXIO;
- bf_start = pci_resource_start(dev->pdev, 2) +
+ bf_start = pci_resource_start(dev->persist->pdev, 2) +
(dev->caps.num_uars << PAGE_SHIFT);
- bf_len = pci_resource_len(dev->pdev, 2) -
+ bf_len = pci_resource_len(dev->persist->pdev, 2) -
(dev->caps.num_uars << PAGE_SHIFT);
priv->bf_mapping = io_mapping_create_wc(bf_start, bf_len);
if (!priv->bf_mapping)
@@ -1536,7 +1541,8 @@ static int map_internal_clock(struct mlx4_dev *dev)
struct mlx4_priv *priv = mlx4_priv(dev);
priv->clock_mapping =
- ioremap(pci_resource_start(dev->pdev, priv->fw.clock_bar) +
+ ioremap(pci_resource_start(dev->persist->pdev,
+ priv->fw.clock_bar) +
priv->fw.clock_offset, MLX4_CLOCK_SIZE);
if (!priv->clock_mapping)
@@ -1705,7 +1711,8 @@ static void choose_steering_mode(struct mlx4_dev *dev,
if (mlx4_log_num_mgm_entry_size <= 0 &&
dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_FS_EN &&
(!mlx4_is_mfunc(dev) ||
- (dev_cap->fs_max_num_qp_per_entry >= (dev->num_vfs + 1))) &&
+ (dev_cap->fs_max_num_qp_per_entry >=
+ (dev->persist->num_vfs + 1))) &&
choose_log_fs_mgm_entry_size(dev_cap->fs_max_num_qp_per_entry) >=
MLX4_MIN_MGM_LOG_ENTRY_SIZE) {
dev->oper_log_mgm_entry_size =
@@ -2288,7 +2295,8 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
for (i = 0; i < nreq; ++i)
entries[i].entry = i;
- nreq = pci_enable_msix_range(dev->pdev, entries, 2, nreq);
+ nreq = pci_enable_msix_range(dev->persist->pdev, entries, 2,
+ nreq);
if (nreq < 0) {
kfree(entries);
@@ -2316,7 +2324,7 @@ no_msi:
dev->caps.comp_pool = 0;
for (i = 0; i < 2; ++i)
- priv->eq_table.eq[i].irq = dev->pdev->irq;
+ priv->eq_table.eq[i].irq = dev->persist->pdev->irq;
}
static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
@@ -2344,7 +2352,7 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
info->port_attr.show = show_port_type;
sysfs_attr_init(&info->port_attr.attr);
- err = device_create_file(&dev->pdev->dev, &info->port_attr);
+ err = device_create_file(&dev->persist->pdev->dev, &info->port_attr);
if (err) {
mlx4_err(dev, "Failed to create file for port %d\n", port);
info->port = -1;
@@ -2361,10 +2369,12 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
info->port_mtu_attr.show = show_port_ib_mtu;
sysfs_attr_init(&info->port_mtu_attr.attr);
- err = device_create_file(&dev->pdev->dev, &info->port_mtu_attr);
+ err = device_create_file(&dev->persist->pdev->dev,
+ &info->port_mtu_attr);
if (err) {
mlx4_err(dev, "Failed to create mtu file for port %d\n", port);
- device_remove_file(&info->dev->pdev->dev, &info->port_attr);
+ device_remove_file(&info->dev->persist->pdev->dev,
+ &info->port_attr);
info->port = -1;
}
@@ -2376,8 +2386,9 @@ static void mlx4_cleanup_port_info(struct mlx4_port_info *info)
if (info->port < 0)
return;
- device_remove_file(&info->dev->pdev->dev, &info->port_attr);
- device_remove_file(&info->dev->pdev->dev, &info->port_mtu_attr);
+ device_remove_file(&info->dev->persist->pdev->dev, &info->port_attr);
+ device_remove_file(&info->dev->persist->pdev->dev,
+ &info->port_mtu_attr);
}
static int mlx4_init_steering(struct mlx4_dev *dev)
@@ -2444,10 +2455,11 @@ static int mlx4_get_ownership(struct mlx4_dev *dev)
void __iomem *owner;
u32 ret;
- if (pci_channel_offline(dev->pdev))
+ if (pci_channel_offline(dev->persist->pdev))
return -EIO;
- owner = ioremap(pci_resource_start(dev->pdev, 0) + MLX4_OWNER_BASE,
+ owner = ioremap(pci_resource_start(dev->persist->pdev, 0) +
+ MLX4_OWNER_BASE,
MLX4_OWNER_SIZE);
if (!owner) {
mlx4_err(dev, "Failed to obtain ownership bit\n");
@@ -2463,10 +2475,11 @@ static void mlx4_free_ownership(struct mlx4_dev *dev)
{
void __iomem *owner;
- if (pci_channel_offline(dev->pdev))
+ if (pci_channel_offline(dev->persist->pdev))
return;
- owner = ioremap(pci_resource_start(dev->pdev, 0) + MLX4_OWNER_BASE,
+ owner = ioremap(pci_resource_start(dev->persist->pdev, 0) +
+ MLX4_OWNER_BASE,
MLX4_OWNER_SIZE);
if (!owner) {
mlx4_err(dev, "Failed to obtain ownership bit\n");
@@ -2514,13 +2527,13 @@ static u64 mlx4_enable_sriov(struct mlx4_dev *dev, struct pci_dev *pdev,
dev_flags |= MLX4_FLAG_SRIOV |
MLX4_FLAG_MASTER;
dev_flags &= ~MLX4_FLAG_SLAVE;
- dev->num_vfs = total_vfs;
+ dev->persist->num_vfs = total_vfs;
}
return dev_flags;
disable_sriov:
atomic_dec(&pf_loading);
- dev->num_vfs = 0;
+ dev->persist->num_vfs = 0;
kfree(dev->dev_vfs);
return dev_flags & ~MLX4_FLAG_MASTER;
}
@@ -2607,7 +2620,7 @@ static int mlx4_load_one(struct pci_dev *pdev, int pci_dev_data,
existing_vfs = pci_num_vf(pdev);
if (existing_vfs)
dev->flags |= MLX4_FLAG_SRIOV;
- dev->num_vfs = total_vfs;
+ dev->persist->num_vfs = total_vfs;
}
}
@@ -2771,12 +2784,14 @@ slave_start:
dev->caps.num_ports);
goto err_close;
}
- memcpy(dev->nvfs, nvfs, sizeof(dev->nvfs));
+ memcpy(dev->persist->nvfs, nvfs, sizeof(dev->persist->nvfs));
- for (i = 0; i < sizeof(dev->nvfs)/sizeof(dev->nvfs[0]); i++) {
+ for (i = 0;
+ i < sizeof(dev->persist->nvfs)/
+ sizeof(dev->persist->nvfs[0]); i++) {
unsigned j;
- for (j = 0; j < dev->nvfs[i]; ++sum, ++j) {
+ for (j = 0; j < dev->persist->nvfs[i]; ++sum, ++j) {
dev->dev_vfs[sum].min_port = i < 2 ? i + 1 : 1;
dev->dev_vfs[sum].n_ports = i < 2 ? 1 :
dev->caps.num_ports;
@@ -2846,7 +2861,7 @@ slave_start:
priv->removed = 0;
- if (mlx4_is_master(dev) && dev->num_vfs)
+ if (mlx4_is_master(dev) && dev->persist->num_vfs)
atomic_dec(&pf_loading);
kfree(dev_cap);
@@ -2908,7 +2923,7 @@ err_sriov:
if (dev->flags & MLX4_FLAG_SRIOV && !existing_vfs)
pci_disable_sriov(pdev);
- if (mlx4_is_master(dev) && dev->num_vfs)
+ if (mlx4_is_master(dev) && dev->persist->num_vfs)
atomic_dec(&pf_loading);
kfree(priv->dev.dev_vfs);
@@ -3076,20 +3091,28 @@ static int mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
return -ENOMEM;
dev = &priv->dev;
- dev->pdev = pdev;
- pci_set_drvdata(pdev, dev);
+ dev->persist = kzalloc(sizeof(*dev->persist), GFP_KERNEL);
+ if (!dev->persist) {
+ kfree(priv);
+ return -ENOMEM;
+ }
+ dev->persist->pdev = pdev;
+ dev->persist->dev = dev;
+ pci_set_drvdata(pdev, dev->persist);
priv->pci_dev_data = id->driver_data;
ret = __mlx4_init_one(pdev, id->driver_data, priv);
- if (ret)
+ if (ret) {
+ kfree(dev->persist);
kfree(priv);
-
+ }
return ret;
}
static void mlx4_unload_one(struct pci_dev *pdev)
{
- struct mlx4_dev *dev = pci_get_drvdata(pdev);
+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
+ struct mlx4_dev *dev = persist->dev;
struct mlx4_priv *priv = mlx4_priv(dev);
int pci_dev_data;
int p;
@@ -3155,7 +3178,7 @@ static void mlx4_unload_one(struct pci_dev *pdev)
mlx4_warn(dev, "Disabling SR-IOV\n");
pci_disable_sriov(pdev);
dev->flags &= ~MLX4_FLAG_SRIOV;
- dev->num_vfs = 0;
+ dev->persist->num_vfs = 0;
}
if (!mlx4_is_slave(dev))
@@ -3175,26 +3198,29 @@ static void mlx4_unload_one(struct pci_dev *pdev)
static void mlx4_remove_one(struct pci_dev *pdev)
{
- struct mlx4_dev *dev = pci_get_drvdata(pdev);
+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
+ struct mlx4_dev *dev = persist->dev;
struct mlx4_priv *priv = mlx4_priv(dev);
mlx4_unload_one(pdev);
pci_release_regions(pdev);
pci_disable_device(pdev);
+ kfree(dev->persist);
kfree(priv);
pci_set_drvdata(pdev, NULL);
}
int mlx4_restart_one(struct pci_dev *pdev)
{
- struct mlx4_dev *dev = pci_get_drvdata(pdev);
+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
+ struct mlx4_dev *dev = persist->dev;
struct mlx4_priv *priv = mlx4_priv(dev);
int nvfs[MLX4_MAX_PORTS + 1] = {0, 0, 0};
int pci_dev_data, err, total_vfs;
pci_dev_data = priv->pci_dev_data;
- total_vfs = dev->num_vfs;
- memcpy(nvfs, dev->nvfs, sizeof(dev->nvfs));
+ total_vfs = dev->persist->num_vfs;
+ memcpy(nvfs, dev->persist->nvfs, sizeof(dev->persist->nvfs));
mlx4_unload_one(pdev);
err = mlx4_load_one(pdev, pci_dev_data, total_vfs, nvfs, priv);
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
index bdd4eea..faa37ab 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h
@@ -221,16 +221,17 @@ extern int mlx4_debug_level;
#define mlx4_dbg(mdev, format, ...) \
do { \
if (mlx4_debug_level) \
- dev_printk(KERN_DEBUG, &(mdev)->pdev->dev, format, \
+ dev_printk(KERN_DEBUG, \
+ &(mdev)->persist->pdev->dev, format, \
##__VA_ARGS__); \
} while (0)
#define mlx4_err(mdev, format, ...) \
- dev_err(&(mdev)->pdev->dev, format, ##__VA_ARGS__)
+ dev_err(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
#define mlx4_info(mdev, format, ...) \
- dev_info(&(mdev)->pdev->dev, format, ##__VA_ARGS__)
+ dev_info(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
#define mlx4_warn(mdev, format, ...) \
- dev_warn(&(mdev)->pdev->dev, format, ##__VA_ARGS__)
+ dev_warn(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
extern int mlx4_log_num_mgm_entry_size;
extern int log_mtts_per_seg;
diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c
index 7094a9c..8dbdf1d 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mr.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mr.c
@@ -708,13 +708,13 @@ static int mlx4_write_mtt_chunk(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
if (!mtts)
return -ENOMEM;
- dma_sync_single_for_cpu(&dev->pdev->dev, dma_handle,
+ dma_sync_single_for_cpu(&dev->persist->pdev->dev, dma_handle,
npages * sizeof (u64), DMA_TO_DEVICE);
for (i = 0; i < npages; ++i)
mtts[i] = cpu_to_be64(page_list[i] | MLX4_MTT_FLAG_PRESENT);
- dma_sync_single_for_device(&dev->pdev->dev, dma_handle,
+ dma_sync_single_for_device(&dev->persist->pdev->dev, dma_handle,
npages * sizeof (u64), DMA_TO_DEVICE);
return 0;
@@ -1020,13 +1020,13 @@ int mlx4_map_phys_fmr(struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list
/* Make sure MPT status is visible before writing MTT entries */
wmb();
- dma_sync_single_for_cpu(&dev->pdev->dev, fmr->dma_handle,
+ dma_sync_single_for_cpu(&dev->persist->pdev->dev, fmr->dma_handle,
npages * sizeof(u64), DMA_TO_DEVICE);
for (i = 0; i < npages; ++i)
fmr->mtts[i] = cpu_to_be64(page_list[i] | MLX4_MTT_FLAG_PRESENT);
- dma_sync_single_for_device(&dev->pdev->dev, fmr->dma_handle,
+ dma_sync_single_for_device(&dev->persist->pdev->dev, fmr->dma_handle,
npages * sizeof(u64), DMA_TO_DEVICE);
fmr->mpt->key = cpu_to_be32(key);
diff --git a/drivers/net/ethernet/mellanox/mlx4/pd.c b/drivers/net/ethernet/mellanox/mlx4/pd.c
index 7421607..a42b4c0 100644
--- a/drivers/net/ethernet/mellanox/mlx4/pd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/pd.c
@@ -151,11 +151,13 @@ int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar)
return -ENOMEM;
if (mlx4_is_slave(dev))
- offset = uar->index % ((int) pci_resource_len(dev->pdev, 2) /
+ offset = uar->index % ((int)pci_resource_len(dev->persist->pdev,
+ 2) /
dev->caps.uar_page_size);
else
offset = uar->index;
- uar->pfn = (pci_resource_start(dev->pdev, 2) >> PAGE_SHIFT) + offset;
+ uar->pfn = (pci_resource_start(dev->persist->pdev, 2) >> PAGE_SHIFT)
+ + offset;
uar->map = NULL;
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c
index 30eb1ea..9f268f0 100644
--- a/drivers/net/ethernet/mellanox/mlx4/port.c
+++ b/drivers/net/ethernet/mellanox/mlx4/port.c
@@ -553,9 +553,9 @@ int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port)
slaves_pport_actv = mlx4_phys_to_slaves_pport_actv(
dev, &exclusive_ports);
slave_gid -= bitmap_weight(slaves_pport_actv.slaves,
- dev->num_vfs + 1);
+ dev->persist->num_vfs + 1);
}
- vfs = bitmap_weight(slaves_pport.slaves, dev->num_vfs + 1) - 1;
+ vfs = bitmap_weight(slaves_pport.slaves, dev->persist->num_vfs + 1) - 1;
if (slave_gid <= ((MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) % vfs))
return ((MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) / vfs) + 1;
return (MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) / vfs;
@@ -590,10 +590,10 @@ int mlx4_get_base_gid_ix(struct mlx4_dev *dev, int slave, int port)
slaves_pport_actv = mlx4_phys_to_slaves_pport_actv(
dev, &exclusive_ports);
slave_gid -= bitmap_weight(slaves_pport_actv.slaves,
- dev->num_vfs + 1);
+ dev->persist->num_vfs + 1);
}
gids = MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS;
- vfs = bitmap_weight(slaves_pport.slaves, dev->num_vfs + 1) - 1;
+ vfs = bitmap_weight(slaves_pport.slaves, dev->persist->num_vfs + 1) - 1;
if (slave_gid <= gids % vfs)
return MLX4_ROCE_PF_GIDS + ((gids / vfs) + 1) * (slave_gid - 1);
@@ -644,7 +644,7 @@ void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave)
int num_eth_ports, err;
int i;
- if (slave < 0 || slave > dev->num_vfs)
+ if (slave < 0 || slave > dev->persist->num_vfs)
return;
actv_ports = mlx4_get_active_ports(dev, slave);
@@ -1214,7 +1214,8 @@ int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid,
return -EINVAL;
slaves_pport = mlx4_phys_to_slaves_pport(dev, port);
- num_vfs = bitmap_weight(slaves_pport.slaves, dev->num_vfs + 1) - 1;
+ num_vfs = bitmap_weight(slaves_pport.slaves,
+ dev->persist->num_vfs + 1) - 1;
for (i = 0; i < MLX4_ROCE_MAX_GIDS; i++) {
if (!memcmp(priv->port[port].gid_table.roce_gids[i].raw, gid,
@@ -1258,7 +1259,7 @@ int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid,
dev, &exclusive_ports);
num_vfs_before += bitmap_weight(
slaves_pport_actv.slaves,
- dev->num_vfs + 1);
+ dev->persist->num_vfs + 1);
}
/* candidate_slave_gid isn't necessarily the correct slave, but
@@ -1288,7 +1289,7 @@ int mlx4_get_slave_from_roce_gid(struct mlx4_dev *dev, int port, u8 *gid,
dev, &exclusive_ports);
slave_gid += bitmap_weight(
slaves_pport_actv.slaves,
- dev->num_vfs + 1);
+ dev->persist->num_vfs + 1);
}
}
*slave_id = slave_gid;
diff --git a/drivers/net/ethernet/mellanox/mlx4/reset.c b/drivers/net/ethernet/mellanox/mlx4/reset.c
index ea1c6d0..0076d88 100644
--- a/drivers/net/ethernet/mellanox/mlx4/reset.c
+++ b/drivers/net/ethernet/mellanox/mlx4/reset.c
@@ -76,19 +76,21 @@ int mlx4_reset(struct mlx4_dev *dev)
goto out;
}
- pcie_cap = pci_pcie_cap(dev->pdev);
+ pcie_cap = pci_pcie_cap(dev->persist->pdev);
for (i = 0; i < 64; ++i) {
if (i == 22 || i == 23)
continue;
- if (pci_read_config_dword(dev->pdev, i * 4, hca_header + i)) {
+ if (pci_read_config_dword(dev->persist->pdev, i * 4,
+ hca_header + i)) {
err = -ENODEV;
mlx4_err(dev, "Couldn't save HCA PCI header, aborting\n");
goto out;
}
}
- reset = ioremap(pci_resource_start(dev->pdev, 0) + MLX4_RESET_BASE,
+ reset = ioremap(pci_resource_start(dev->persist->pdev, 0) +
+ MLX4_RESET_BASE,
MLX4_RESET_SIZE);
if (!reset) {
err = -ENOMEM;
@@ -122,8 +124,8 @@ int mlx4_reset(struct mlx4_dev *dev)
end = jiffies + MLX4_RESET_TIMEOUT_JIFFIES;
do {
- if (!pci_read_config_word(dev->pdev, PCI_VENDOR_ID, &vendor) &&
- vendor != 0xffff)
+ if (!pci_read_config_word(dev->persist->pdev, PCI_VENDOR_ID,
+ &vendor) && vendor != 0xffff)
break;
msleep(1);
@@ -138,14 +140,16 @@ int mlx4_reset(struct mlx4_dev *dev)
/* Now restore the PCI headers */
if (pcie_cap) {
devctl = hca_header[(pcie_cap + PCI_EXP_DEVCTL) / 4];
- if (pcie_capability_write_word(dev->pdev, PCI_EXP_DEVCTL,
+ if (pcie_capability_write_word(dev->persist->pdev,
+ PCI_EXP_DEVCTL,
devctl)) {
err = -ENODEV;
mlx4_err(dev, "Couldn't restore HCA PCI Express Device Control register, aborting\n");
goto out;
}
linkctl = hca_header[(pcie_cap + PCI_EXP_LNKCTL) / 4];
- if (pcie_capability_write_word(dev->pdev, PCI_EXP_LNKCTL,
+ if (pcie_capability_write_word(dev->persist->pdev,
+ PCI_EXP_LNKCTL,
linkctl)) {
err = -ENODEV;
mlx4_err(dev, "Couldn't restore HCA PCI Express Link control register, aborting\n");
@@ -157,7 +161,8 @@ int mlx4_reset(struct mlx4_dev *dev)
if (i * 4 == PCI_COMMAND)
continue;
- if (pci_write_config_dword(dev->pdev, i * 4, hca_header[i])) {
+ if (pci_write_config_dword(dev->persist->pdev, i * 4,
+ hca_header[i])) {
err = -ENODEV;
mlx4_err(dev, "Couldn't restore HCA reg %x, aborting\n",
i);
@@ -165,7 +170,7 @@ int mlx4_reset(struct mlx4_dev *dev)
}
}
- if (pci_write_config_dword(dev->pdev, PCI_COMMAND,
+ if (pci_write_config_dword(dev->persist->pdev, PCI_COMMAND,
hca_header[PCI_COMMAND / 4])) {
err = -ENODEV;
mlx4_err(dev, "Couldn't restore HCA COMMAND, aborting\n");
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 4efbd1e..3e93879 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -309,12 +309,13 @@ static inline int mlx4_grant_resource(struct mlx4_dev *dev, int slave,
int allocated, free, reserved, guaranteed, from_free;
int from_rsvd;
- if (slave > dev->num_vfs)
+ if (slave > dev->persist->num_vfs)
return -EINVAL;
spin_lock(&res_alloc->alloc_lock);
allocated = (port > 0) ?
- res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] :
+ res_alloc->allocated[(port - 1) *
+ (dev->persist->num_vfs + 1) + slave] :
res_alloc->allocated[slave];
free = (port > 0) ? res_alloc->res_port_free[port - 1] :
res_alloc->res_free;
@@ -352,7 +353,8 @@ static inline int mlx4_grant_resource(struct mlx4_dev *dev, int slave,
if (!err) {
/* grant the request */
if (port > 0) {
- res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] += count;
+ res_alloc->allocated[(port - 1) *
+ (dev->persist->num_vfs + 1) + slave] += count;
res_alloc->res_port_free[port - 1] -= count;
res_alloc->res_port_rsvd[port - 1] -= from_rsvd;
} else {
@@ -376,13 +378,14 @@ static inline void mlx4_release_resource(struct mlx4_dev *dev, int slave,
&priv->mfunc.master.res_tracker.res_alloc[res_type];
int allocated, guaranteed, from_rsvd;
- if (slave > dev->num_vfs)
+ if (slave > dev->persist->num_vfs)
return;
spin_lock(&res_alloc->alloc_lock);
allocated = (port > 0) ?
- res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] :
+ res_alloc->allocated[(port - 1) *
+ (dev->persist->num_vfs + 1) + slave] :
res_alloc->allocated[slave];
guaranteed = res_alloc->guaranteed[slave];
@@ -397,7 +400,8 @@ static inline void mlx4_release_resource(struct mlx4_dev *dev, int slave,
}
if (port > 0) {
- res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] -= count;
+ res_alloc->allocated[(port - 1) *
+ (dev->persist->num_vfs + 1) + slave] -= count;
res_alloc->res_port_free[port - 1] += count;
res_alloc->res_port_rsvd[port - 1] += from_rsvd;
} else {
@@ -415,7 +419,8 @@ static inline void initialize_res_quotas(struct mlx4_dev *dev,
enum mlx4_resource res_type,
int vf, int num_instances)
{
- res_alloc->guaranteed[vf] = num_instances / (2 * (dev->num_vfs + 1));
+ res_alloc->guaranteed[vf] = num_instances /
+ (2 * (dev->persist->num_vfs + 1));
res_alloc->quota[vf] = (num_instances / 2) + res_alloc->guaranteed[vf];
if (vf == mlx4_master_func_num(dev)) {
res_alloc->res_free = num_instances;
@@ -486,21 +491,26 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev)
for (i = 0; i < MLX4_NUM_OF_RESOURCE_TYPE; i++) {
struct resource_allocator *res_alloc =
&priv->mfunc.master.res_tracker.res_alloc[i];
- res_alloc->quota = kmalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL);
- res_alloc->guaranteed = kmalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL);
+ res_alloc->quota = kmalloc((dev->persist->num_vfs + 1) *
+ sizeof(int), GFP_KERNEL);
+ res_alloc->guaranteed = kmalloc((dev->persist->num_vfs + 1) *
+ sizeof(int), GFP_KERNEL);
if (i == RES_MAC || i == RES_VLAN)
res_alloc->allocated = kzalloc(MLX4_MAX_PORTS *
- (dev->num_vfs + 1) * sizeof(int),
- GFP_KERNEL);
+ (dev->persist->num_vfs
+ + 1) *
+ sizeof(int), GFP_KERNEL);
else
- res_alloc->allocated = kzalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL);
+ res_alloc->allocated = kzalloc((dev->persist->
+ num_vfs + 1) *
+ sizeof(int), GFP_KERNEL);
if (!res_alloc->quota || !res_alloc->guaranteed ||
!res_alloc->allocated)
goto no_mem_err;
spin_lock_init(&res_alloc->alloc_lock);
- for (t = 0; t < dev->num_vfs + 1; t++) {
+ for (t = 0; t < dev->persist->num_vfs + 1; t++) {
struct mlx4_active_ports actv_ports =
mlx4_get_active_ports(dev, t);
switch (i) {
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index f1e41b3..1069ce6 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -744,8 +744,15 @@ struct mlx4_vf_dev {
u8 n_ports;
};
-struct mlx4_dev {
+struct mlx4_dev_persistent {
struct pci_dev *pdev;
+ struct mlx4_dev *dev;
+ int nvfs[MLX4_MAX_PORTS + 1];
+ int num_vfs;
+};
+
+struct mlx4_dev {
+ struct mlx4_dev_persistent *persist;
unsigned long flags;
unsigned long num_slaves;
struct mlx4_caps caps;
@@ -754,13 +761,11 @@ struct mlx4_dev {
struct radix_tree_root qp_table_tree;
u8 rev_id;
char board_id[MLX4_BOARD_ID_LEN];
- int num_vfs;
int numa_node;
int oper_log_mgm_entry_size;
u64 regid_promisc_array[MLX4_MAX_PORTS + 1];
u64 regid_allmulti_array[MLX4_MAX_PORTS + 1];
struct mlx4_vf_dev *dev_vfs;
- int nvfs[MLX4_MAX_PORTS + 1];
};
struct mlx4_eqe {
--
1.7.1
--
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