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-rw-r--r--drivers/net/mlx4/catas.c2
-rw-r--r--drivers/net/mlx4/cmd.c3
-rw-r--r--drivers/net/mlx4/cq.c72
-rw-r--r--drivers/net/mlx4/eq.c5
-rw-r--r--drivers/net/mlx4/fw.c13
-rw-r--r--drivers/net/mlx4/fw.h1
-rw-r--r--drivers/net/mlx4/intf.c8
-rw-r--r--drivers/net/mlx4/main.c6
-rw-r--r--drivers/net/mlx4/mcg.c12
-rw-r--r--drivers/net/mlx4/mlx4.h4
10 files changed, 96 insertions, 30 deletions
diff --git a/drivers/net/mlx4/catas.c b/drivers/net/mlx4/catas.c
index 6b32ec94b3a8..aa9528779044 100644
--- a/drivers/net/mlx4/catas.c
+++ b/drivers/net/mlx4/catas.c
@@ -69,7 +69,7 @@ static void poll_catas(unsigned long dev_ptr)
if (readl(priv->catas_err.map)) {
dump_err_buf(dev);
- mlx4_dispatch_event(dev, MLX4_EVENT_TYPE_LOCAL_CATAS_ERROR, 0, 0);
+ mlx4_dispatch_event(dev, MLX4_DEV_EVENT_CATASTROPHIC_ERROR, 0);
if (internal_err_reset) {
spin_lock(&catas_lock);
diff --git a/drivers/net/mlx4/cmd.c b/drivers/net/mlx4/cmd.c
index db49051b97b1..70dff94a8bc6 100644
--- a/drivers/net/mlx4/cmd.c
+++ b/drivers/net/mlx4/cmd.c
@@ -106,7 +106,8 @@ struct mlx4_cmd_context {
u16 token;
};
-static int mlx4_status_to_errno(u8 status) {
+static int mlx4_status_to_errno(u8 status)
+{
static const int trans_table[] = {
[CMD_STAT_INTERNAL_ERR] = -EIO,
[CMD_STAT_BAD_OP] = -EPERM,
diff --git a/drivers/net/mlx4/cq.c b/drivers/net/mlx4/cq.c
index d4441fee3d80..caa5bcf54e35 100644
--- a/drivers/net/mlx4/cq.c
+++ b/drivers/net/mlx4/cq.c
@@ -38,6 +38,7 @@
#include <linux/hardirq.h>
#include <linux/mlx4/cmd.h>
+#include <linux/mlx4/cq.h>
#include "mlx4.h"
#include "icm.h"
@@ -47,21 +48,19 @@ struct mlx4_cq_context {
u16 reserved1[3];
__be16 page_offset;
__be32 logsize_usrpage;
- u8 reserved2;
- u8 cq_period;
- u8 reserved3;
- u8 cq_max_count;
- u8 reserved4[3];
+ __be16 cq_period;
+ __be16 cq_max_count;
+ u8 reserved2[3];
u8 comp_eqn;
u8 log_page_size;
- u8 reserved5[2];
+ u8 reserved3[2];
u8 mtt_base_addr_h;
__be32 mtt_base_addr_l;
__be32 last_notified_index;
__be32 solicit_producer_index;
__be32 consumer_index;
__be32 producer_index;
- u32 reserved6[2];
+ u32 reserved4[2];
__be64 db_rec_addr;
};
@@ -121,6 +120,13 @@ static int mlx4_SW2HW_CQ(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox,
MLX4_CMD_TIME_CLASS_A);
}
+static int mlx4_MODIFY_CQ(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox,
+ int cq_num, u32 opmod)
+{
+ return mlx4_cmd(dev, mailbox->dma, cq_num, opmod, MLX4_CMD_MODIFY_CQ,
+ MLX4_CMD_TIME_CLASS_A);
+}
+
static int mlx4_HW2SW_CQ(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox,
int cq_num)
{
@@ -129,6 +135,58 @@ static int mlx4_HW2SW_CQ(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox,
MLX4_CMD_TIME_CLASS_A);
}
+int mlx4_cq_modify(struct mlx4_dev *dev, struct mlx4_cq *cq,
+ u16 count, u16 period)
+{
+ struct mlx4_cmd_mailbox *mailbox;
+ struct mlx4_cq_context *cq_context;
+ int err;
+
+ mailbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(mailbox))
+ return PTR_ERR(mailbox);
+
+ cq_context = mailbox->buf;
+ memset(cq_context, 0, sizeof *cq_context);
+
+ cq_context->cq_max_count = cpu_to_be16(count);
+ cq_context->cq_period = cpu_to_be16(period);
+
+ err = mlx4_MODIFY_CQ(dev, mailbox, cq->cqn, 1);
+
+ mlx4_free_cmd_mailbox(dev, mailbox);
+ return err;
+}
+EXPORT_SYMBOL_GPL(mlx4_cq_modify);
+
+int mlx4_cq_resize(struct mlx4_dev *dev, struct mlx4_cq *cq,
+ int entries, struct mlx4_mtt *mtt)
+{
+ struct mlx4_cmd_mailbox *mailbox;
+ struct mlx4_cq_context *cq_context;
+ u64 mtt_addr;
+ int err;
+
+ mailbox = mlx4_alloc_cmd_mailbox(dev);
+ if (IS_ERR(mailbox))
+ return PTR_ERR(mailbox);
+
+ cq_context = mailbox->buf;
+ memset(cq_context, 0, sizeof *cq_context);
+
+ cq_context->logsize_usrpage = cpu_to_be32(ilog2(entries) << 24);
+ cq_context->log_page_size = mtt->page_shift - 12;
+ mtt_addr = mlx4_mtt_addr(dev, mtt);
+ cq_context->mtt_base_addr_h = mtt_addr >> 32;
+ cq_context->mtt_base_addr_l = cpu_to_be32(mtt_addr & 0xffffffff);
+
+ err = mlx4_MODIFY_CQ(dev, mailbox, cq->cqn, 1);
+
+ mlx4_free_cmd_mailbox(dev, mailbox);
+ return err;
+}
+EXPORT_SYMBOL_GPL(mlx4_cq_resize);
+
int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq)
{
diff --git a/drivers/net/mlx4/eq.c b/drivers/net/mlx4/eq.c
index 9c36c2034030..e141a1513f07 100644
--- a/drivers/net/mlx4/eq.c
+++ b/drivers/net/mlx4/eq.c
@@ -202,7 +202,10 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq)
break;
case MLX4_EVENT_TYPE_PORT_CHANGE:
- mlx4_dispatch_event(dev, eqe->type, eqe->subtype,
+ mlx4_dispatch_event(dev,
+ eqe->subtype == MLX4_PORT_CHANGE_SUBTYPE_ACTIVE ?
+ MLX4_DEV_EVENT_PORT_UP :
+ MLX4_DEV_EVENT_PORT_DOWN,
be32_to_cpu(eqe->event.port_change.port) >> 28);
break;
diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c
index 61dc4951d6b0..d82f2751d2c7 100644
--- a/drivers/net/mlx4/fw.c
+++ b/drivers/net/mlx4/fw.c
@@ -133,6 +133,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
#define QUERY_DEV_CAP_MAX_AV_OFFSET 0x27
#define QUERY_DEV_CAP_MAX_REQ_QP_OFFSET 0x29
#define QUERY_DEV_CAP_MAX_RES_QP_OFFSET 0x2b
+#define QUERY_DEV_CAP_MAX_GSO_OFFSET 0x2d
#define QUERY_DEV_CAP_MAX_RDMA_OFFSET 0x2f
#define QUERY_DEV_CAP_RSZ_SRQ_OFFSET 0x33
#define QUERY_DEV_CAP_ACK_DELAY_OFFSET 0x35
@@ -215,6 +216,13 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev_cap->max_requester_per_qp = 1 << (field & 0x3f);
MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RES_QP_OFFSET);
dev_cap->max_responder_per_qp = 1 << (field & 0x3f);
+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GSO_OFFSET);
+ field &= 0x1f;
+ if (!field)
+ dev_cap->max_gso_sz = 0;
+ else
+ dev_cap->max_gso_sz = 1 << field;
+
MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RDMA_OFFSET);
dev_cap->max_rdma_global = 1 << (field & 0x3f);
MLX4_GET(field, outbox, QUERY_DEV_CAP_ACK_DELAY_OFFSET);
@@ -377,6 +385,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg);
mlx4_dbg(dev, "Max RQ desc size: %d, max RQ S/G: %d\n",
dev_cap->max_rq_desc_sz, dev_cap->max_rq_sg);
+ mlx4_dbg(dev, "Max GSO size: %d\n", dev_cap->max_gso_sz);
dump_dev_cap_flags(dev, dev_cap->flags);
@@ -696,6 +705,10 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
/* Check port for UD address vector: */
*(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1);
+ /* Enable IPoIB checksumming if we can: */
+ if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IPOIB_CSUM)
+ *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 3);
+
/* QPC/EEC/CQC/EQC/RDMARC attributes */
MLX4_PUT(inbox, param->qpc_base, INIT_HCA_QPC_BASE_OFFSET);
diff --git a/drivers/net/mlx4/fw.h b/drivers/net/mlx4/fw.h
index e16dec890413..306cb9b0242d 100644
--- a/drivers/net/mlx4/fw.h
+++ b/drivers/net/mlx4/fw.h
@@ -96,6 +96,7 @@ struct mlx4_dev_cap {
u8 bmme_flags;
u32 reserved_lkey;
u64 max_icm_sz;
+ int max_gso_sz;
};
struct mlx4_adapter {
diff --git a/drivers/net/mlx4/intf.c b/drivers/net/mlx4/intf.c
index be5d9e90ccf2..4a6c4d526f1b 100644
--- a/drivers/net/mlx4/intf.c
+++ b/drivers/net/mlx4/intf.c
@@ -30,8 +30,6 @@
* SOFTWARE.
*/
-#include <linux/mlx4/driver.h>
-
#include "mlx4.h"
struct mlx4_device_context {
@@ -113,8 +111,7 @@ void mlx4_unregister_interface(struct mlx4_interface *intf)
}
EXPORT_SYMBOL_GPL(mlx4_unregister_interface);
-void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_event type,
- int subtype, int port)
+void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type, int port)
{
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_device_context *dev_ctx;
@@ -124,8 +121,7 @@ void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_event type,
list_for_each_entry(dev_ctx, &priv->ctx_list, list)
if (dev_ctx->intf->event)
- dev_ctx->intf->event(dev, dev_ctx->context, type,
- subtype, port);
+ dev_ctx->intf->event(dev, dev_ctx->context, type, port);
spin_unlock_irqrestore(&priv->ctx_lock, flags);
}
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 08bfc130a33e..49a4acab5e82 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -76,7 +76,7 @@ static char mlx4_version[] __devinitdata =
DRV_VERSION " (" DRV_RELDATE ")\n";
static struct mlx4_profile default_profile = {
- .num_qp = 1 << 16,
+ .num_qp = 1 << 17,
.num_srq = 1 << 16,
.rdmarc_per_qp = 1 << 4,
.num_cq = 1 << 16,
@@ -159,6 +159,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.page_size_cap = ~(u32) (dev_cap->min_page_sz - 1);
dev->caps.flags = dev_cap->flags;
dev->caps.stat_rate_support = dev_cap->stat_rate_support;
+ dev->caps.max_gso_sz = dev_cap->max_gso_sz;
return 0;
}
@@ -735,8 +736,7 @@ static int __mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
}
/*
- * Check for BARs. We expect 0: 1MB, 2: 8MB, 4: DDR (may not
- * be present)
+ * Check for BARs. We expect 0: 1MB
*/
if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM) ||
pci_resource_len(pdev, 0) != 1 << 20) {
diff --git a/drivers/net/mlx4/mcg.c b/drivers/net/mlx4/mcg.c
index a99e7729d333..57f7f1f0d4ec 100644
--- a/drivers/net/mlx4/mcg.c
+++ b/drivers/net/mlx4/mcg.c
@@ -190,10 +190,6 @@ int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16])
}
index += dev->caps.num_mgms;
- err = mlx4_READ_MCG(dev, index, mailbox);
- if (err)
- goto out;
-
memset(mgm, 0, sizeof *mgm);
memcpy(mgm->gid, gid, 16);
}
@@ -301,12 +297,10 @@ int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16])
mgm->qp[loc] = mgm->qp[i - 1];
mgm->qp[i - 1] = 0;
- err = mlx4_WRITE_MCG(dev, index, mailbox);
- if (err)
- goto out;
-
- if (i != 1)
+ if (i != 1) {
+ err = mlx4_WRITE_MCG(dev, index, mailbox);
goto out;
+ }
if (prev == -1) {
/* Remove entry from MGM */
diff --git a/drivers/net/mlx4/mlx4.h b/drivers/net/mlx4/mlx4.h
index 53a1cdddfc13..73336810e652 100644
--- a/drivers/net/mlx4/mlx4.h
+++ b/drivers/net/mlx4/mlx4.h
@@ -42,6 +42,7 @@
#include <linux/timer.h>
#include <linux/mlx4/device.h>
+#include <linux/mlx4/driver.h>
#include <linux/mlx4/doorbell.h>
#define DRV_NAME "mlx4_core"
@@ -313,8 +314,7 @@ void mlx4_catas_cleanup(void);
int mlx4_restart_one(struct pci_dev *pdev);
int mlx4_register_device(struct mlx4_dev *dev);
void mlx4_unregister_device(struct mlx4_dev *dev);
-void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_event type,
- int subtype, int port);
+void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type, int port);
struct mlx4_dev_cap;
struct mlx4_init_hca_param;
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