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{net,IB}/mlx5: MKey/PSV commands via mlx5 ifc

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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>
This commit is contained in:
Saeed Mahameed
2016-07-16 06:28:36 +03:00
committed by Leon Romanovsky
父節點 2782778663
當前提交 ec22eb5310
共有 10 個文件被更改，包括 235 次插入 和 332 次删除
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182
drivers/infiniband/hw/mlx5/mr.c
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@@ -135,20 +135,10 @@ static void reg_mr_callback(int status, void *context)
return;
}
if (mr->out.hdr.status) {
mlx5_ib_warn(dev, "failed - status %d, syndorme 0x%x\n",
mr->out.hdr.status,
be32_to_cpu(mr->out.hdr.syndrome));
kfree(mr);
dev->fill_delay = 1;
mod_timer(&dev->delay_timer, jiffies + HZ);
return;
}
spin_lock_irqsave(&dev->mdev->priv.mkey_lock, flags);
key = dev->mdev->priv.mkey_key++;
spin_unlock_irqrestore(&dev->mdev->priv.mkey_lock, flags);
mr->mmkey.key = mlx5_idx_to_mkey(be32_to_cpu(mr->out.mkey) & 0xffffff) | key;
mr->mmkey.key = mlx5_idx_to_mkey(MLX5_GET(create_mkey_out, mr->out, mkey_index)) | key;
cache->last_add = jiffies;
@@ -170,16 +160,19 @@ static int add_keys(struct mlx5_ib_dev *dev, int c, int num)
{
struct mlx5_mr_cache *cache = &dev->cache;
struct mlx5_cache_ent *ent = &cache->ent[c];
struct mlx5_create_mkey_mbox_in *in;
int inlen = MLX5_ST_SZ_BYTES(create_mkey_in);
struct mlx5_ib_mr *mr;
int npages = 1 << ent->order;
void *mkc;
u32 *in;
int err = 0;
int i;
in = kzalloc(sizeof(*in), GFP_KERNEL);
in = kzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
for (i = 0; i < num; i++) {
if (ent->pending >= MAX_PENDING_REG_MR) {
err = -EAGAIN;
@@ -194,18 +187,22 @@ static int add_keys(struct mlx5_ib_dev *dev, int c, int num)
mr->order = ent->order;
mr->umred = 1;
mr->dev = dev;
in->seg.status = MLX5_MKEY_STATUS_FREE;
in->seg.xlt_oct_size = cpu_to_be32((npages + 1) / 2);
in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8);
in->seg.flags = MLX5_ACCESS_MODE_MTT | MLX5_PERM_UMR_EN;
in->seg.log2_page_size = 12;
MLX5_SET(mkc, mkc, free, 1);
MLX5_SET(mkc, mkc, umr_en, 1);
MLX5_SET(mkc, mkc, access_mode, MLX5_MKC_ACCESS_MODE_MTT);
MLX5_SET(mkc, mkc, qpn, 0xffffff);
MLX5_SET(mkc, mkc, translations_octword_size, (npages + 1) / 2);
MLX5_SET(mkc, mkc, log_page_size, 12);
spin_lock_irq(&ent->lock);
ent->pending++;
spin_unlock_irq(&ent->lock);
err = mlx5_core_create_mkey(dev->mdev, &mr->mmkey, in,
sizeof(*in), reg_mr_callback,
mr, &mr->out);
err = mlx5_core_create_mkey_cb(dev->mdev, &mr->mmkey,
in, inlen,
mr->out, sizeof(mr->out),
reg_mr_callback, mr);
if (err) {
spin_lock_irq(&ent->lock);
ent->pending--;
@@ -670,30 +667,38 @@ int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev)
struct ib_mr *mlx5_ib_get_dma_mr(struct ib_pd *pd, int acc)
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
int inlen = MLX5_ST_SZ_BYTES(create_mkey_in);
struct mlx5_core_dev *mdev = dev->mdev;
struct mlx5_create_mkey_mbox_in *in;
struct mlx5_mkey_seg *seg;
struct mlx5_ib_mr *mr;
void *mkc;
u32 *in;
int err;
mr = kzalloc(sizeof(*mr), GFP_KERNEL);
if (!mr)
return ERR_PTR(-ENOMEM);
in = kzalloc(sizeof(*in), GFP_KERNEL);
in = kzalloc(inlen, GFP_KERNEL);
if (!in) {
err = -ENOMEM;
goto err_free;
}
seg = &in->seg;
seg->flags = convert_access(acc) | MLX5_ACCESS_MODE_PA;
seg->flags_pd = cpu_to_be32(to_mpd(pd)->pdn | MLX5_MKEY_LEN64);
seg->qpn_mkey7_0 = cpu_to_be32(0xffffff << 8);
seg->start_addr = 0;
mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
err = mlx5_core_create_mkey(mdev, &mr->mmkey, in, sizeof(*in), NULL, NULL,
NULL);
MLX5_SET(mkc, mkc, access_mode, MLX5_MKC_ACCESS_MODE_PA);
MLX5_SET(mkc, mkc, a, !!(acc & IB_ACCESS_REMOTE_ATOMIC));
MLX5_SET(mkc, mkc, rw, !!(acc & IB_ACCESS_REMOTE_WRITE));
MLX5_SET(mkc, mkc, rr, !!(acc & IB_ACCESS_REMOTE_READ));
MLX5_SET(mkc, mkc, lw, !!(acc & IB_ACCESS_LOCAL_WRITE));
MLX5_SET(mkc, mkc, lr, 1);
MLX5_SET(mkc, mkc, length64, 1);
MLX5_SET(mkc, mkc, pd, to_mpd(pd)->pdn);
MLX5_SET(mkc, mkc, qpn, 0xffffff);
MLX5_SET64(mkc, mkc, start_addr, 0);
err = mlx5_core_create_mkey(mdev, &mr->mmkey, in, inlen);
if (err)
goto err_in;
@@ -1063,9 +1068,11 @@ static struct mlx5_ib_mr *reg_create(struct ib_mr *ibmr, struct ib_pd *pd,
int page_shift, int access_flags)
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
struct mlx5_create_mkey_mbox_in *in;
struct mlx5_ib_mr *mr;
__be64 *pas;
void *mkc;
int inlen;
u32 *in;
int err;
bool pg_cap = !!(MLX5_CAP_GEN(dev->mdev, pg));
@@ -1073,31 +1080,41 @@ static struct mlx5_ib_mr *reg_create(struct ib_mr *ibmr, struct ib_pd *pd,
if (!mr)
return ERR_PTR(-ENOMEM);
inlen = sizeof(*in) + sizeof(*in->pas) * ((npages + 1) / 2) * 2;
inlen = MLX5_ST_SZ_BYTES(create_mkey_in) +
sizeof(*pas) * ((npages + 1) / 2) * 2;
in = mlx5_vzalloc(inlen);
if (!in) {
err = -ENOMEM;
goto err_1;
}
mlx5_ib_populate_pas(dev, umem, page_shift, in->pas,
pas = (__be64 *)MLX5_ADDR_OF(create_mkey_in, in, klm_pas_mtt);
mlx5_ib_populate_pas(dev, umem, page_shift, pas,
pg_cap ? MLX5_IB_MTT_PRESENT : 0);
/* The MLX5_MKEY_INBOX_PG_ACCESS bit allows setting the access flags
/* The pg_access bit allows setting the access flags
* in the page list submitted with the command. */
in->flags = pg_cap ? cpu_to_be32(MLX5_MKEY_INBOX_PG_ACCESS) : 0;
in->seg.flags = convert_access(access_flags) |
MLX5_ACCESS_MODE_MTT;
in->seg.flags_pd = cpu_to_be32(to_mpd(pd)->pdn);
in->seg.start_addr = cpu_to_be64(virt_addr);
in->seg.len = cpu_to_be64(length);
in->seg.bsfs_octo_size = 0;
in->seg.xlt_oct_size = cpu_to_be32(get_octo_len(virt_addr, length, 1 << page_shift));
in->seg.log2_page_size = page_shift;
in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8);
in->xlat_oct_act_size = cpu_to_be32(get_octo_len(virt_addr, length,
1 << page_shift));
err = mlx5_core_create_mkey(dev->mdev, &mr->mmkey, in, inlen, NULL,
NULL, NULL);
MLX5_SET(create_mkey_in, in, pg_access, !!(pg_cap));
mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
MLX5_SET(mkc, mkc, access_mode, MLX5_MKC_ACCESS_MODE_MTT);
MLX5_SET(mkc, mkc, a, !!(access_flags & IB_ACCESS_REMOTE_ATOMIC));
MLX5_SET(mkc, mkc, rw, !!(access_flags & IB_ACCESS_REMOTE_WRITE));
MLX5_SET(mkc, mkc, rr, !!(access_flags & IB_ACCESS_REMOTE_READ));
MLX5_SET(mkc, mkc, lw, !!(access_flags & IB_ACCESS_LOCAL_WRITE));
MLX5_SET(mkc, mkc, lr, 1);
MLX5_SET64(mkc, mkc, start_addr, virt_addr);
MLX5_SET64(mkc, mkc, len, length);
MLX5_SET(mkc, mkc, pd, to_mpd(pd)->pdn);
MLX5_SET(mkc, mkc, bsf_octword_size, 0);
MLX5_SET(mkc, mkc, translations_octword_size,
get_octo_len(virt_addr, length, 1 << page_shift));
MLX5_SET(mkc, mkc, log_page_size, page_shift);
MLX5_SET(mkc, mkc, qpn, 0xffffff);
MLX5_SET(create_mkey_in, in, translations_octword_actual_size,
get_octo_len(virt_addr, length, 1 << page_shift));
err = mlx5_core_create_mkey(dev->mdev, &mr->mmkey, in, inlen);
if (err) {
mlx5_ib_warn(dev, "create mkey failed\n");
goto err_2;
@@ -1523,30 +1540,32 @@ struct ib_mr *mlx5_ib_alloc_mr(struct ib_pd *pd,
u32 max_num_sg)
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
struct mlx5_create_mkey_mbox_in *in;
struct mlx5_ib_mr *mr;
int inlen = MLX5_ST_SZ_BYTES(create_mkey_in);
int ndescs = ALIGN(max_num_sg, 4);
struct mlx5_ib_mr *mr;
void *mkc;
u32 *in;
int err;
mr = kzalloc(sizeof(*mr), GFP_KERNEL);
if (!mr)
return ERR_PTR(-ENOMEM);
in = kzalloc(sizeof(*in), GFP_KERNEL);
in = kzalloc(inlen, GFP_KERNEL);
if (!in) {
err = -ENOMEM;
goto err_free;
}
in->seg.status = MLX5_MKEY_STATUS_FREE;
in->seg.xlt_oct_size = cpu_to_be32(ndescs);
in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8);
in->seg.flags_pd = cpu_to_be32(to_mpd(pd)->pdn);
mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
MLX5_SET(mkc, mkc, free, 1);
MLX5_SET(mkc, mkc, translations_octword_size, ndescs);
MLX5_SET(mkc, mkc, qpn, 0xffffff);
MLX5_SET(mkc, mkc, pd, to_mpd(pd)->pdn);
if (mr_type == IB_MR_TYPE_MEM_REG) {
mr->access_mode = MLX5_ACCESS_MODE_MTT;
in->seg.log2_page_size = PAGE_SHIFT;
mr->access_mode = MLX5_MKC_ACCESS_MODE_MTT;
MLX5_SET(mkc, mkc, log_page_size, PAGE_SHIFT);
err = mlx5_alloc_priv_descs(pd->device, mr,
ndescs, sizeof(u64));
if (err)
@@ -1555,7 +1574,7 @@ struct ib_mr *mlx5_ib_alloc_mr(struct ib_pd *pd,
mr->desc_size = sizeof(u64);
mr->max_descs = ndescs;
} else if (mr_type == IB_MR_TYPE_SG_GAPS) {
mr->access_mode = MLX5_ACCESS_MODE_KLM;
mr->access_mode = MLX5_MKC_ACCESS_MODE_KLMS;
err = mlx5_alloc_priv_descs(pd->device, mr,
ndescs, sizeof(struct mlx5_klm));
@@ -1566,9 +1585,8 @@ struct ib_mr *mlx5_ib_alloc_mr(struct ib_pd *pd,
} else if (mr_type == IB_MR_TYPE_SIGNATURE) {
u32 psv_index[2];
in->seg.flags_pd = cpu_to_be32(be32_to_cpu(in->seg.flags_pd) |
MLX5_MKEY_BSF_EN);
in->seg.bsfs_octo_size = cpu_to_be32(MLX5_MKEY_BSF_OCTO_SIZE);
MLX5_SET(mkc, mkc, bsf_en, 1);
MLX5_SET(mkc, mkc, bsf_octword_size, MLX5_MKEY_BSF_OCTO_SIZE);
mr->sig = kzalloc(sizeof(*mr->sig), GFP_KERNEL);
if (!mr->sig) {
err = -ENOMEM;
@@ -1581,7 +1599,7 @@ struct ib_mr *mlx5_ib_alloc_mr(struct ib_pd *pd,
if (err)
goto err_free_sig;
mr->access_mode = MLX5_ACCESS_MODE_KLM;
mr->access_mode = MLX5_MKC_ACCESS_MODE_KLMS;
mr->sig->psv_memory.psv_idx = psv_index[0];
mr->sig->psv_wire.psv_idx = psv_index[1];
@@ -1595,9 +1613,10 @@ struct ib_mr *mlx5_ib_alloc_mr(struct ib_pd *pd,
goto err_free_in;
}
in->seg.flags = MLX5_PERM_UMR_EN | mr->access_mode;
err = mlx5_core_create_mkey(dev->mdev, &mr->mmkey, in, sizeof(*in),
NULL, NULL, NULL);
MLX5_SET(mkc, mkc, access_mode, mr->access_mode);
MLX5_SET(mkc, mkc, umr_en, 1);
err = mlx5_core_create_mkey(dev->mdev, &mr->mmkey, in, inlen);
if (err)
goto err_destroy_psv;
@@ -1633,8 +1652,10 @@ struct ib_mw *mlx5_ib_alloc_mw(struct ib_pd *pd, enum ib_mw_type type,
struct ib_udata *udata)
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
struct mlx5_create_mkey_mbox_in *in = NULL;
int inlen = MLX5_ST_SZ_BYTES(create_mkey_in);
struct mlx5_ib_mw *mw = NULL;
u32 *in = NULL;
void *mkc;
int ndescs;
int err;
struct mlx5_ib_alloc_mw req = {};
@@ -1658,23 +1679,24 @@ struct ib_mw *mlx5_ib_alloc_mw(struct ib_pd *pd, enum ib_mw_type type,
ndescs = req.num_klms ? roundup(req.num_klms, 4) : roundup(1, 4);
mw = kzalloc(sizeof(*mw), GFP_KERNEL);
in = kzalloc(sizeof(*in), GFP_KERNEL);
in = kzalloc(inlen, GFP_KERNEL);
if (!mw || !in) {
err = -ENOMEM;
goto free;
}
in->seg.status = MLX5_MKEY_STATUS_FREE;
in->seg.xlt_oct_size = cpu_to_be32(ndescs);
in->seg.flags_pd = cpu_to_be32(to_mpd(pd)->pdn);
in->seg.flags = MLX5_PERM_UMR_EN | MLX5_ACCESS_MODE_KLM |
MLX5_PERM_LOCAL_READ;
if (type == IB_MW_TYPE_2)
in->seg.flags_pd |= cpu_to_be32(MLX5_MKEY_REMOTE_INVAL);
in->seg.qpn_mkey7_0 = cpu_to_be32(0xffffff << 8);
mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
err = mlx5_core_create_mkey(dev->mdev, &mw->mmkey, in, sizeof(*in),
NULL, NULL, NULL);
MLX5_SET(mkc, mkc, free, 1);
MLX5_SET(mkc, mkc, translations_octword_size, ndescs);
MLX5_SET(mkc, mkc, pd, to_mpd(pd)->pdn);
MLX5_SET(mkc, mkc, umr_en, 1);
MLX5_SET(mkc, mkc, lr, 1);
MLX5_SET(mkc, mkc, access_mode, MLX5_MKC_ACCESS_MODE_KLMS);
MLX5_SET(mkc, mkc, en_rinval, !!((type == IB_MW_TYPE_2)));
MLX5_SET(mkc, mkc, qpn, 0xffffff);
err = mlx5_core_create_mkey(dev->mdev, &mw->mmkey, in, inlen);
if (err)
goto free;
@@ -1811,7 +1833,7 @@ int mlx5_ib_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents,
mr->desc_size * mr->max_descs,
DMA_TO_DEVICE);
if (mr->access_mode == MLX5_ACCESS_MODE_KLM)
if (mr->access_mode == MLX5_MKC_ACCESS_MODE_KLMS)
n = mlx5_ib_sg_to_klms(mr, sg, sg_nents, sg_offset);
else
n = ib_sg_to_pages(ibmr, sg, sg_nents, sg_offset,