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net/mlx4_core: Add timestamping device capability
Add new device capability for timestamping support and query FW to retrieve it. Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Amir Vadai <amirv@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -130,7 +130,8 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags)
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[1] = "RSS Toeplitz Hash Function support",
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[2] = "RSS XOR Hash Function support",
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[3] = "Device manage flow steering support",
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[4] = "Automatic mac reassignment support"
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[4] = "Automatic MAC reassignment support",
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[5] = "Time stamping support"
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};
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int i;
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@ -444,6 +445,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
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#define QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET 0x38
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#define QUERY_DEV_CAP_MAX_GID_OFFSET 0x3b
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#define QUERY_DEV_CAP_RATE_SUPPORT_OFFSET 0x3c
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#define QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET 0x3e
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#define QUERY_DEV_CAP_MAX_PKEY_OFFSET 0x3f
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#define QUERY_DEV_CAP_EXT_FLAGS_OFFSET 0x40
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#define QUERY_DEV_CAP_FLAGS_OFFSET 0x44
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@ -560,6 +562,9 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
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dev_cap->fs_max_num_qp_per_entry = field;
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MLX4_GET(stat_rate, outbox, QUERY_DEV_CAP_RATE_SUPPORT_OFFSET);
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dev_cap->stat_rate_support = stat_rate;
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MLX4_GET(field, outbox, QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET);
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if (field & 0x80)
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dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_TS;
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MLX4_GET(ext_flags, outbox, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);
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MLX4_GET(flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET);
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dev_cap->flags = flags | (u64)ext_flags << 32;
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@ -152,7 +152,8 @@ enum {
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MLX4_DEV_CAP_FLAG2_RSS_TOP = 1LL << 1,
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MLX4_DEV_CAP_FLAG2_RSS_XOR = 1LL << 2,
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MLX4_DEV_CAP_FLAG2_FS_EN = 1LL << 3,
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MLX4_DEV_CAP_FLAGS2_REASSIGN_MAC_EN = 1LL << 4
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MLX4_DEV_CAP_FLAGS2_REASSIGN_MAC_EN = 1LL << 4,
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MLX4_DEV_CAP_FLAG2_TS = 1LL << 5
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};
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enum {
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