diff options
author | Saeed Mahameed <saeedm@mellanox.com> | 2016-07-16 06:28:36 +0300 |
---|---|---|
committer | Leon Romanovsky <leon@kernel.org> | 2016-08-14 14:39:18 +0300 |
commit | ec22eb53106be1472ba6573dc900943f52f8fd1e (patch) | |
tree | c7859e2f3eb3516554bd259ea56f46866f936a36 /drivers/net/ethernet/mellanox/mlx5/core/mr.c | |
parent | 278277866334e515141dde7c8ac143e15c0a767f (diff) | |
download | linux-ec22eb53106be1472ba6573dc900943f52f8fd1e.tar.xz |
{net,IB}/mlx5: MKey/PSV commands via mlx5 ifc
Remove old representation of manually created MKey/PSV commands layout,
and use mlx5_ifc canonical structures and defines.
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/mr.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/mr.c | 183 |
1 files changed, 78 insertions, 105 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c index 77a7293921d5..0a7b743caafe 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -49,48 +49,44 @@ void mlx5_cleanup_mkey_table(struct mlx5_core_dev *dev) { } -int mlx5_core_create_mkey(struct mlx5_core_dev *dev, - struct mlx5_core_mkey *mkey, - struct mlx5_create_mkey_mbox_in *in, int inlen, - mlx5_cmd_cbk_t callback, void *context, - struct mlx5_create_mkey_mbox_out *out) +int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, + struct mlx5_core_mkey *mkey, + u32 *in, int inlen, + u32 *out, int outlen, + mlx5_cmd_cbk_t callback, void *context) { struct mlx5_mkey_table *table = &dev->priv.mkey_table; - struct mlx5_create_mkey_mbox_out lout; + u32 lout[MLX5_ST_SZ_DW(create_mkey_out)] = {0}; + u32 mkey_index; + void *mkc; int err; u8 key; - memset(&lout, 0, sizeof(lout)); spin_lock_irq(&dev->priv.mkey_lock); key = dev->priv.mkey_key++; spin_unlock_irq(&dev->priv.mkey_lock); - in->seg.qpn_mkey7_0 |= cpu_to_be32(key); - in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_CREATE_MKEY); - if (callback) { - err = mlx5_cmd_exec_cb(dev, in, inlen, out, sizeof(*out), - callback, context); - return err; - } else { - err = mlx5_cmd_exec(dev, in, inlen, &lout, sizeof(lout)); - } + mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry); - if (err) { - mlx5_core_dbg(dev, "cmd exec failed %d\n", err); - return err; - } + MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY); + MLX5_SET(mkc, mkc, mkey_7_0, key); - if (lout.hdr.status) { - mlx5_core_dbg(dev, "status %d\n", lout.hdr.status); - return mlx5_cmd_status_to_err(&lout.hdr); - } + if (callback) + return mlx5_cmd_exec_cb(dev, in, inlen, out, outlen, + callback, context); + + err = mlx5_cmd_exec(dev, in, inlen, lout, sizeof(lout)); + err = err ? : mlx5_cmd_status_to_err_v2(lout); + if (err) + return err; - mkey->iova = be64_to_cpu(in->seg.start_addr); - mkey->size = be64_to_cpu(in->seg.len); - mkey->key = mlx5_idx_to_mkey(be32_to_cpu(lout.mkey) & 0xffffff) | key; - mkey->pd = be32_to_cpu(in->seg.flags_pd) & 0xffffff; + mkey_index = MLX5_GET(create_mkey_out, lout, mkey_index); + mkey->iova = MLX5_GET64(mkc, mkc, start_addr); + mkey->size = MLX5_GET64(mkc, mkc, len); + mkey->key = mlx5_idx_to_mkey(mkey_index) | key; + mkey->pd = MLX5_GET(mkc, mkc, pd); mlx5_core_dbg(dev, "out 0x%x, key 0x%x, mkey 0x%x\n", - be32_to_cpu(lout.mkey), key, mkey->key); + mkey_index, key, mkey->key); /* connect to mkey tree */ write_lock_irq(&table->lock); @@ -104,21 +100,27 @@ int mlx5_core_create_mkey(struct mlx5_core_dev *dev, return err; } +EXPORT_SYMBOL(mlx5_core_create_mkey_cb); + +int mlx5_core_create_mkey(struct mlx5_core_dev *dev, + struct mlx5_core_mkey *mkey, + u32 *in, int inlen) +{ + return mlx5_core_create_mkey_cb(dev, mkey, in, inlen, + NULL, 0, NULL, NULL); +} EXPORT_SYMBOL(mlx5_core_create_mkey); int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mkey *mkey) { struct mlx5_mkey_table *table = &dev->priv.mkey_table; - struct mlx5_destroy_mkey_mbox_in in; - struct mlx5_destroy_mkey_mbox_out out; + u32 out[MLX5_ST_SZ_DW(destroy_mkey_out)] = {0}; + u32 in[MLX5_ST_SZ_DW(destroy_mkey_in)] = {0}; struct mlx5_core_mkey *deleted_mkey; unsigned long flags; int err; - memset(&in, 0, sizeof(in)); - memset(&out, 0, sizeof(out)); - write_lock_irqsave(&table->lock, flags); deleted_mkey = radix_tree_delete(&table->tree, mlx5_base_mkey(mkey->key)); write_unlock_irqrestore(&table->lock, flags); @@ -128,94 +130,81 @@ int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, return -ENOENT; } - in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_MKEY); - in.mkey = cpu_to_be32(mlx5_mkey_to_idx(mkey->key)); - err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); - if (err) - return err; + MLX5_SET(destroy_mkey_in, in, opcode, MLX5_CMD_OP_DESTROY_MKEY); + MLX5_SET(destroy_mkey_in, in, mkey_index, mlx5_mkey_to_idx(mkey->key)); - if (out.hdr.status) - return mlx5_cmd_status_to_err(&out.hdr); - - return err; + err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); + return err ? : mlx5_cmd_status_to_err_v2(out); } EXPORT_SYMBOL(mlx5_core_destroy_mkey); int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mkey *mkey, - struct mlx5_query_mkey_mbox_out *out, int outlen) + u32 *out, int outlen) { - struct mlx5_query_mkey_mbox_in in; + u32 in[MLX5_ST_SZ_DW(query_mkey_in)] = {0}; int err; - memset(&in, 0, sizeof(in)); memset(out, 0, outlen); + MLX5_SET(query_mkey_in, in, opcode, MLX5_CMD_OP_QUERY_MKEY); + MLX5_SET(query_mkey_in, in, mkey_index, mlx5_mkey_to_idx(mkey->key)); - in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_MKEY); - in.mkey = cpu_to_be32(mlx5_mkey_to_idx(mkey->key)); - err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen); - if (err) - return err; - - if (out->hdr.status) - return mlx5_cmd_status_to_err(&out->hdr); - - return err; + err = mlx5_cmd_exec(dev, in, sizeof(in), out, outlen); + return err ? : mlx5_cmd_status_to_err_v2(out); } EXPORT_SYMBOL(mlx5_core_query_mkey); int mlx5_core_dump_fill_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mkey *_mkey, u32 *mkey) { - struct mlx5_query_special_ctxs_mbox_in in; - struct mlx5_query_special_ctxs_mbox_out out; + u32 out[MLX5_ST_SZ_DW(query_special_contexts_out)] = {0}; + u32 in[MLX5_ST_SZ_DW(query_special_contexts_in)] = {0}; int err; - memset(&in, 0, sizeof(in)); - memset(&out, 0, sizeof(out)); - - in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS); - err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + MLX5_SET(query_special_contexts_in, in, opcode, + MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS); + err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); + err = err ? : mlx5_cmd_status_to_err_v2(out); if (err) return err; - if (out.hdr.status) - return mlx5_cmd_status_to_err(&out.hdr); - - *mkey = be32_to_cpu(out.dump_fill_mkey); - + *mkey = MLX5_GET(query_special_contexts_out, out, dump_fill_mkey); return err; } EXPORT_SYMBOL(mlx5_core_dump_fill_mkey); +static inline u32 mlx5_get_psv(u32 *out, int psv_index) +{ + switch (psv_index) { + case 1: return MLX5_GET(create_psv_out, out, psv1_index); + case 2: return MLX5_GET(create_psv_out, out, psv2_index); + case 3: return MLX5_GET(create_psv_out, out, psv3_index); + default: return MLX5_GET(create_psv_out, out, psv0_index); + } +} + int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn, int npsvs, u32 *sig_index) { - struct mlx5_allocate_psv_in in; - struct mlx5_allocate_psv_out out; + u32 out[MLX5_ST_SZ_DW(create_psv_out)] = {0}; + u32 in[MLX5_ST_SZ_DW(create_psv_in)] = {0}; int i, err; if (npsvs > MLX5_MAX_PSVS) return -EINVAL; - memset(&in, 0, sizeof(in)); - memset(&out, 0, sizeof(out)); + MLX5_SET(create_psv_in, in, opcode, MLX5_CMD_OP_CREATE_PSV); + MLX5_SET(create_psv_in, in, pd, pdn); + MLX5_SET(create_psv_in, in, num_psv, npsvs); - in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_CREATE_PSV); - in.npsv_pd = cpu_to_be32((npsvs << 28) | pdn); - err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); + err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); + err = err ? : mlx5_cmd_status_to_err_v2(out); if (err) { - mlx5_core_err(dev, "cmd exec failed %d\n", err); + mlx5_core_err(dev, "create_psv cmd exec failed %d\n", err); return err; } - if (out.hdr.status) { - mlx5_core_err(dev, "create_psv bad status %d\n", - out.hdr.status); - return mlx5_cmd_status_to_err(&out.hdr); - } - for (i = 0; i < npsvs; i++) - sig_index[i] = be32_to_cpu(out.psv_idx[i]) & 0xffffff; + sig_index[i] = mlx5_get_psv(out, i); return err; } @@ -223,29 +212,13 @@ EXPORT_SYMBOL(mlx5_core_create_psv); int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num) { - struct mlx5_destroy_psv_in in; - struct mlx5_destroy_psv_out out; + u32 out[MLX5_ST_SZ_DW(destroy_psv_out)] = {0}; + u32 in[MLX5_ST_SZ_DW(destroy_psv_in)] = {0}; int err; - memset(&in, 0, sizeof(in)); - memset(&out, 0, sizeof(out)); - - in.psv_number = cpu_to_be32(psv_num); - in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_DESTROY_PSV); - err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out)); - if (err) { - mlx5_core_err(dev, "destroy_psv cmd exec failed %d\n", err); - goto out; - } - - if (out.hdr.status) { - mlx5_core_err(dev, "destroy_psv bad status %d\n", - out.hdr.status); - err = mlx5_cmd_status_to_err(&out.hdr); - goto out; - } - -out: - return err; + MLX5_SET(destroy_psv_in, in, opcode, MLX5_CMD_OP_DESTROY_PSV); + MLX5_SET(destroy_psv_in, in, psvn, psv_num); + err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); + return err ? : mlx5_cmd_status_to_err_v2(out); } EXPORT_SYMBOL(mlx5_core_destroy_psv); |