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-rw-r--r--include/linux/mlx4/device.h19
-rw-r--r--include/linux/mlx4/qp.h4
-rw-r--r--include/rdma/ib_verbs.h16
3 files changed, 31 insertions, 8 deletions
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 222815d91c40..6cdf813cd478 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -133,6 +133,11 @@ enum {
MLX4_STAT_RATE_OFFSET = 5
};
+static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
+{
+ return (major << 32) | (minor << 16) | subminor;
+}
+
struct mlx4_caps {
u64 fw_ver;
int num_ports;
@@ -189,10 +194,8 @@ struct mlx4_buf_list {
};
struct mlx4_buf {
- union {
- struct mlx4_buf_list direct;
- struct mlx4_buf_list *page_list;
- } u;
+ struct mlx4_buf_list direct;
+ struct mlx4_buf_list *page_list;
int nbufs;
int npages;
int page_shift;
@@ -308,6 +311,14 @@ struct mlx4_init_port_param {
int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
struct mlx4_buf *buf);
void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf);
+static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset)
+{
+ if (BITS_PER_LONG == 64 || buf->nbufs == 1)
+ return buf->direct.buf + offset;
+ else
+ return buf->page_list[offset >> PAGE_SHIFT].buf +
+ (offset & (PAGE_SIZE - 1));
+}
int mlx4_pd_alloc(struct mlx4_dev *dev, u32 *pdn);
void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn);
diff --git a/include/linux/mlx4/qp.h b/include/linux/mlx4/qp.h
index 3968b943259a..09a2230923f2 100644
--- a/include/linux/mlx4/qp.h
+++ b/include/linux/mlx4/qp.h
@@ -154,7 +154,11 @@ struct mlx4_qp_context {
u32 reserved5[10];
};
+/* Which firmware version adds support for NEC (NoErrorCompletion) bit */
+#define MLX4_FW_VER_WQE_CTRL_NEC mlx4_fw_ver(2, 2, 232)
+
enum {
+ MLX4_WQE_CTRL_NEC = 1 << 29,
MLX4_WQE_CTRL_FENCE = 1 << 6,
MLX4_WQE_CTRL_CQ_UPDATE = 3 << 2,
MLX4_WQE_CTRL_SOLICITED = 1 << 1,
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index cfbd38fe2998..701e7b40560a 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -95,7 +95,15 @@ enum ib_device_cap_flags {
IB_DEVICE_N_NOTIFY_CQ = (1<<14),
IB_DEVICE_ZERO_STAG = (1<<15),
IB_DEVICE_SEND_W_INV = (1<<16),
- IB_DEVICE_MEM_WINDOW = (1<<17)
+ IB_DEVICE_MEM_WINDOW = (1<<17),
+ /*
+ * Devices should set IB_DEVICE_UD_IP_SUM if they support
+ * insertion of UDP and TCP checksum on outgoing UD IPoIB
+ * messages and can verify the validity of checksum for
+ * incoming messages. Setting this flag implies that the
+ * IPoIB driver may set NETIF_F_IP_CSUM for datagram mode.
+ */
+ IB_DEVICE_UD_IP_CSUM = (1<<18),
};
enum ib_atomic_cap {
@@ -431,6 +439,7 @@ struct ib_wc {
u8 sl;
u8 dlid_path_bits;
u8 port_num; /* valid only for DR SMPs on switches */
+ int csum_ok;
};
enum ib_cq_notify_flags {
@@ -615,7 +624,8 @@ enum ib_send_flags {
IB_SEND_FENCE = 1,
IB_SEND_SIGNALED = (1<<1),
IB_SEND_SOLICITED = (1<<2),
- IB_SEND_INLINE = (1<<3)
+ IB_SEND_INLINE = (1<<3),
+ IB_SEND_IP_CSUM = (1<<4)
};
struct ib_sge {
@@ -890,8 +900,6 @@ struct ib_device {
int *pkey_tbl_len;
int *gid_tbl_len;
- u32 flags;
-
int num_comp_vectors;
struct iw_cm_verbs *iwcm;
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