Commit d7cfbba9 authored by Cheng Xu's avatar Cheng Xu Committed by Leon Romanovsky

RDMA/erdma: Renaming variable names and field names of struct erdma_mem

Currently, variable names and field names of struct erdma_mem contain
'mtt', which is not accurate. Renaming them with 'xxx_mem' or 'mem'.
Signed-off-by: default avatarCheng Xu <chengyou@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230817102151.75964-2-chengyou@linux.alibaba.comSigned-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent 5a872795
...@@ -67,30 +67,30 @@ static int create_qp_cmd(struct erdma_ucontext *uctx, struct erdma_qp *qp) ...@@ -67,30 +67,30 @@ static int create_qp_cmd(struct erdma_ucontext *uctx, struct erdma_qp *qp)
user_qp = &qp->user_qp; user_qp = &qp->user_qp;
req.sq_cqn_mtt_cfg = FIELD_PREP( req.sq_cqn_mtt_cfg = FIELD_PREP(
ERDMA_CMD_CREATE_QP_PAGE_SIZE_MASK, ERDMA_CMD_CREATE_QP_PAGE_SIZE_MASK,
ilog2(user_qp->sq_mtt.page_size) - ERDMA_HW_PAGE_SHIFT); ilog2(user_qp->sq_mem.page_size) - ERDMA_HW_PAGE_SHIFT);
req.sq_cqn_mtt_cfg |= req.sq_cqn_mtt_cfg |=
FIELD_PREP(ERDMA_CMD_CREATE_QP_CQN_MASK, qp->scq->cqn); FIELD_PREP(ERDMA_CMD_CREATE_QP_CQN_MASK, qp->scq->cqn);
req.rq_cqn_mtt_cfg = FIELD_PREP( req.rq_cqn_mtt_cfg = FIELD_PREP(
ERDMA_CMD_CREATE_QP_PAGE_SIZE_MASK, ERDMA_CMD_CREATE_QP_PAGE_SIZE_MASK,
ilog2(user_qp->rq_mtt.page_size) - ERDMA_HW_PAGE_SHIFT); ilog2(user_qp->rq_mem.page_size) - ERDMA_HW_PAGE_SHIFT);
req.rq_cqn_mtt_cfg |= req.rq_cqn_mtt_cfg |=
FIELD_PREP(ERDMA_CMD_CREATE_QP_CQN_MASK, qp->rcq->cqn); FIELD_PREP(ERDMA_CMD_CREATE_QP_CQN_MASK, qp->rcq->cqn);
req.sq_mtt_cfg = user_qp->sq_mtt.page_offset; req.sq_mtt_cfg = user_qp->sq_mem.page_offset;
req.sq_mtt_cfg |= FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_CNT_MASK, req.sq_mtt_cfg |= FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_CNT_MASK,
user_qp->sq_mtt.mtt_nents) | user_qp->sq_mem.mtt_nents) |
FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_TYPE_MASK, FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_TYPE_MASK,
user_qp->sq_mtt.mtt_type); user_qp->sq_mem.mtt_type);
req.rq_mtt_cfg = user_qp->rq_mtt.page_offset; req.rq_mtt_cfg = user_qp->rq_mem.page_offset;
req.rq_mtt_cfg |= FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_CNT_MASK, req.rq_mtt_cfg |= FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_CNT_MASK,
user_qp->rq_mtt.mtt_nents) | user_qp->rq_mem.mtt_nents) |
FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_TYPE_MASK, FIELD_PREP(ERDMA_CMD_CREATE_QP_MTT_TYPE_MASK,
user_qp->rq_mtt.mtt_type); user_qp->rq_mem.mtt_type);
req.sq_buf_addr = user_qp->sq_mtt.mtt_entry[0]; req.sq_buf_addr = user_qp->sq_mem.mtt_entry[0];
req.rq_buf_addr = user_qp->rq_mtt.mtt_entry[0]; req.rq_buf_addr = user_qp->rq_mem.mtt_entry[0];
req.sq_db_info_dma_addr = user_qp->sq_db_info_dma_addr; req.sq_db_info_dma_addr = user_qp->sq_db_info_dma_addr;
req.rq_db_info_dma_addr = user_qp->rq_db_info_dma_addr; req.rq_db_info_dma_addr = user_qp->rq_db_info_dma_addr;
...@@ -161,7 +161,7 @@ static int create_cq_cmd(struct erdma_ucontext *uctx, struct erdma_cq *cq) ...@@ -161,7 +161,7 @@ static int create_cq_cmd(struct erdma_ucontext *uctx, struct erdma_cq *cq)
{ {
struct erdma_dev *dev = to_edev(cq->ibcq.device); struct erdma_dev *dev = to_edev(cq->ibcq.device);
struct erdma_cmdq_create_cq_req req; struct erdma_cmdq_create_cq_req req;
struct erdma_mem *mtt; struct erdma_mem *mem;
u32 page_size; u32 page_size;
erdma_cmdq_build_reqhdr(&req.hdr, CMDQ_SUBMOD_RDMA, erdma_cmdq_build_reqhdr(&req.hdr, CMDQ_SUBMOD_RDMA,
...@@ -186,23 +186,23 @@ static int create_cq_cmd(struct erdma_ucontext *uctx, struct erdma_cq *cq) ...@@ -186,23 +186,23 @@ static int create_cq_cmd(struct erdma_ucontext *uctx, struct erdma_cq *cq)
req.cq_db_info_addr = req.cq_db_info_addr =
cq->kern_cq.qbuf_dma_addr + (cq->depth << CQE_SHIFT); cq->kern_cq.qbuf_dma_addr + (cq->depth << CQE_SHIFT);
} else { } else {
mtt = &cq->user_cq.qbuf_mtt; mem = &cq->user_cq.qbuf_mem;
req.cfg0 |= req.cfg0 |=
FIELD_PREP(ERDMA_CMD_CREATE_CQ_PAGESIZE_MASK, FIELD_PREP(ERDMA_CMD_CREATE_CQ_PAGESIZE_MASK,
ilog2(mtt->page_size) - ERDMA_HW_PAGE_SHIFT); ilog2(mem->page_size) - ERDMA_HW_PAGE_SHIFT);
if (mtt->mtt_nents == 1) { if (mem->mtt_nents == 1) {
req.qbuf_addr_l = lower_32_bits(*(u64 *)mtt->mtt_buf); req.qbuf_addr_l = lower_32_bits(*(u64 *)mem->mtt_buf);
req.qbuf_addr_h = upper_32_bits(*(u64 *)mtt->mtt_buf); req.qbuf_addr_h = upper_32_bits(*(u64 *)mem->mtt_buf);
} else { } else {
req.qbuf_addr_l = lower_32_bits(mtt->mtt_entry[0]); req.qbuf_addr_l = lower_32_bits(mem->mtt_entry[0]);
req.qbuf_addr_h = upper_32_bits(mtt->mtt_entry[0]); req.qbuf_addr_h = upper_32_bits(mem->mtt_entry[0]);
} }
req.cfg1 |= FIELD_PREP(ERDMA_CMD_CREATE_CQ_MTT_CNT_MASK, req.cfg1 |= FIELD_PREP(ERDMA_CMD_CREATE_CQ_MTT_CNT_MASK,
mtt->mtt_nents); mem->mtt_nents);
req.cfg1 |= FIELD_PREP(ERDMA_CMD_CREATE_CQ_MTT_TYPE_MASK, req.cfg1 |= FIELD_PREP(ERDMA_CMD_CREATE_CQ_MTT_TYPE_MASK,
mtt->mtt_type); mem->mtt_type);
req.first_page_offset = mtt->page_offset; req.first_page_offset = mem->page_offset;
req.cq_db_info_addr = cq->user_cq.db_info_dma_addr; req.cq_db_info_addr = cq->user_cq.db_info_dma_addr;
if (uctx->ext_db.enable) { if (uctx->ext_db.enable) {
...@@ -660,7 +660,7 @@ static int init_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx, ...@@ -660,7 +660,7 @@ static int init_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx,
qp->attrs.rq_size * RQE_SIZE)) qp->attrs.rq_size * RQE_SIZE))
return -EINVAL; return -EINVAL;
ret = get_mtt_entries(qp->dev, &qp->user_qp.sq_mtt, va, ret = get_mtt_entries(qp->dev, &qp->user_qp.sq_mem, va,
qp->attrs.sq_size << SQEBB_SHIFT, 0, va, qp->attrs.sq_size << SQEBB_SHIFT, 0, va,
(SZ_1M - SZ_4K), 1); (SZ_1M - SZ_4K), 1);
if (ret) if (ret)
...@@ -669,7 +669,7 @@ static int init_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx, ...@@ -669,7 +669,7 @@ static int init_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx,
rq_offset = ALIGN(qp->attrs.sq_size << SQEBB_SHIFT, ERDMA_HW_PAGE_SIZE); rq_offset = ALIGN(qp->attrs.sq_size << SQEBB_SHIFT, ERDMA_HW_PAGE_SIZE);
qp->user_qp.rq_offset = rq_offset; qp->user_qp.rq_offset = rq_offset;
ret = get_mtt_entries(qp->dev, &qp->user_qp.rq_mtt, va + rq_offset, ret = get_mtt_entries(qp->dev, &qp->user_qp.rq_mem, va + rq_offset,
qp->attrs.rq_size << RQE_SHIFT, 0, va + rq_offset, qp->attrs.rq_size << RQE_SHIFT, 0, va + rq_offset,
(SZ_1M - SZ_4K), 1); (SZ_1M - SZ_4K), 1);
if (ret) if (ret)
...@@ -687,18 +687,18 @@ static int init_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx, ...@@ -687,18 +687,18 @@ static int init_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx,
return 0; return 0;
put_rq_mtt: put_rq_mtt:
put_mtt_entries(qp->dev, &qp->user_qp.rq_mtt); put_mtt_entries(qp->dev, &qp->user_qp.rq_mem);
put_sq_mtt: put_sq_mtt:
put_mtt_entries(qp->dev, &qp->user_qp.sq_mtt); put_mtt_entries(qp->dev, &qp->user_qp.sq_mem);
return ret; return ret;
} }
static void free_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx) static void free_user_qp(struct erdma_qp *qp, struct erdma_ucontext *uctx)
{ {
put_mtt_entries(qp->dev, &qp->user_qp.sq_mtt); put_mtt_entries(qp->dev, &qp->user_qp.sq_mem);
put_mtt_entries(qp->dev, &qp->user_qp.rq_mtt); put_mtt_entries(qp->dev, &qp->user_qp.rq_mem);
erdma_unmap_user_dbrecords(uctx, &qp->user_qp.user_dbr_page); erdma_unmap_user_dbrecords(uctx, &qp->user_qp.user_dbr_page);
} }
...@@ -1041,7 +1041,7 @@ int erdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata) ...@@ -1041,7 +1041,7 @@ int erdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata)
cq->kern_cq.qbuf, cq->kern_cq.qbuf_dma_addr); cq->kern_cq.qbuf, cq->kern_cq.qbuf_dma_addr);
} else { } else {
erdma_unmap_user_dbrecords(ctx, &cq->user_cq.user_dbr_page); erdma_unmap_user_dbrecords(ctx, &cq->user_cq.user_dbr_page);
put_mtt_entries(dev, &cq->user_cq.qbuf_mtt); put_mtt_entries(dev, &cq->user_cq.qbuf_mem);
} }
xa_erase(&dev->cq_xa, cq->cqn); xa_erase(&dev->cq_xa, cq->cqn);
...@@ -1089,8 +1089,8 @@ int erdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata) ...@@ -1089,8 +1089,8 @@ int erdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata)
WARPPED_BUFSIZE(qp->attrs.sq_size << SQEBB_SHIFT), WARPPED_BUFSIZE(qp->attrs.sq_size << SQEBB_SHIFT),
qp->kern_qp.sq_buf, qp->kern_qp.sq_buf_dma_addr); qp->kern_qp.sq_buf, qp->kern_qp.sq_buf_dma_addr);
} else { } else {
put_mtt_entries(dev, &qp->user_qp.sq_mtt); put_mtt_entries(dev, &qp->user_qp.sq_mem);
put_mtt_entries(dev, &qp->user_qp.rq_mtt); put_mtt_entries(dev, &qp->user_qp.rq_mem);
erdma_unmap_user_dbrecords(ctx, &qp->user_qp.user_dbr_page); erdma_unmap_user_dbrecords(ctx, &qp->user_qp.user_dbr_page);
} }
...@@ -1379,7 +1379,7 @@ static int erdma_init_user_cq(struct erdma_ucontext *ctx, struct erdma_cq *cq, ...@@ -1379,7 +1379,7 @@ static int erdma_init_user_cq(struct erdma_ucontext *ctx, struct erdma_cq *cq,
int ret; int ret;
struct erdma_dev *dev = to_edev(cq->ibcq.device); struct erdma_dev *dev = to_edev(cq->ibcq.device);
ret = get_mtt_entries(dev, &cq->user_cq.qbuf_mtt, ureq->qbuf_va, ret = get_mtt_entries(dev, &cq->user_cq.qbuf_mem, ureq->qbuf_va,
ureq->qbuf_len, 0, ureq->qbuf_va, SZ_64M - SZ_4K, ureq->qbuf_len, 0, ureq->qbuf_va, SZ_64M - SZ_4K,
1); 1);
if (ret) if (ret)
...@@ -1389,7 +1389,7 @@ static int erdma_init_user_cq(struct erdma_ucontext *ctx, struct erdma_cq *cq, ...@@ -1389,7 +1389,7 @@ static int erdma_init_user_cq(struct erdma_ucontext *ctx, struct erdma_cq *cq,
&cq->user_cq.user_dbr_page, &cq->user_cq.user_dbr_page,
&cq->user_cq.db_info_dma_addr); &cq->user_cq.db_info_dma_addr);
if (ret) if (ret)
put_mtt_entries(dev, &cq->user_cq.qbuf_mtt); put_mtt_entries(dev, &cq->user_cq.qbuf_mem);
return ret; return ret;
} }
...@@ -1473,7 +1473,7 @@ int erdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr, ...@@ -1473,7 +1473,7 @@ int erdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
err_free_res: err_free_res:
if (!rdma_is_kernel_res(&ibcq->res)) { if (!rdma_is_kernel_res(&ibcq->res)) {
erdma_unmap_user_dbrecords(ctx, &cq->user_cq.user_dbr_page); erdma_unmap_user_dbrecords(ctx, &cq->user_cq.user_dbr_page);
put_mtt_entries(dev, &cq->user_cq.qbuf_mtt); put_mtt_entries(dev, &cq->user_cq.qbuf_mem);
} else { } else {
dma_free_coherent(&dev->pdev->dev, dma_free_coherent(&dev->pdev->dev,
WARPPED_BUFSIZE(depth << CQE_SHIFT), WARPPED_BUFSIZE(depth << CQE_SHIFT),
......
...@@ -65,7 +65,7 @@ struct erdma_pd { ...@@ -65,7 +65,7 @@ struct erdma_pd {
* MemoryRegion definition. * MemoryRegion definition.
*/ */
#define ERDMA_MAX_INLINE_MTT_ENTRIES 4 #define ERDMA_MAX_INLINE_MTT_ENTRIES 4
#define MTT_SIZE(mtt_cnt) (mtt_cnt << 3) /* per mtt takes 8 Bytes. */ #define MTT_SIZE(mtt_cnt) (mtt_cnt << 3) /* per mtt entry takes 8 Bytes. */
#define ERDMA_MR_MAX_MTT_CNT 524288 #define ERDMA_MR_MAX_MTT_CNT 524288
#define ERDMA_MTT_ENTRY_SIZE 8 #define ERDMA_MTT_ENTRY_SIZE 8
...@@ -121,8 +121,8 @@ struct erdma_user_dbrecords_page { ...@@ -121,8 +121,8 @@ struct erdma_user_dbrecords_page {
}; };
struct erdma_uqp { struct erdma_uqp {
struct erdma_mem sq_mtt; struct erdma_mem sq_mem;
struct erdma_mem rq_mtt; struct erdma_mem rq_mem;
dma_addr_t sq_db_info_dma_addr; dma_addr_t sq_db_info_dma_addr;
dma_addr_t rq_db_info_dma_addr; dma_addr_t rq_db_info_dma_addr;
...@@ -234,7 +234,7 @@ struct erdma_kcq_info { ...@@ -234,7 +234,7 @@ struct erdma_kcq_info {
}; };
struct erdma_ucq_info { struct erdma_ucq_info {
struct erdma_mem qbuf_mtt; struct erdma_mem qbuf_mem;
struct erdma_user_dbrecords_page *user_dbr_page; struct erdma_user_dbrecords_page *user_dbr_page;
dma_addr_t db_info_dma_addr; dma_addr_t db_info_dma_addr;
}; };
......
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