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Message-ID: <1467452364-66522-6-git-send-email-oulijun@huawei.com>
Date: Sat, 2 Jul 2016 17:39:07 +0800
From: Lijun Ou <oulijun@...wei.com>
To: <dledford@...hat.com>, <sean.hefty@...el.com>,
<hal.rosenstock@...il.com>, <davem@...emloft.net>,
<jeffrey.t.kirsher@...el.com>, <jiri@...lanox.com>,
<ogerlitz@...lanox.com>
CC: <linux-rdma@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<netdev@...r.kernel.org>, <gongyangming@...wei.com>,
<xiaokun@...wei.com>, <tangchaofei@...wei.com>,
<oulijun@...wei.com>, <haifeng.wei@...wei.com>,
<yisen.zhuang@...wei.com>, <yankejian@...wei.com>,
<charles.chenxin@...wei.com>, <linuxarm@...wei.com>
Subject: [PATCH v11 05/22] IB/hns: Add initial profile resource
This patch added the operation for cmd, and added some functions
for initializing eq table and selecting cmd mode.
Signed-off-by: Wei Hu <xavier.huwei@...wei.com>
Signed-off-by: Nenglong Zhao <zhaonenglong@...ilicon.com>
Signed-off-by: Lijun Ou <oulijun@...wei.com>
---
PATCH v11:
This fixes the comments given by Leon Romanovsky over the PATCH v10:
Link: https://lkml.org/lkml/2016/6/24/419
PATCH v10:
This fixes the comments given by Leon Romanovsky over the PATCH v9:
Link: https://lkml.org/lkml/2016/6/9/65
PATCH v9/v8/v7/v6:
- No change over the PATCH v5
PATCH v5:
- The initial patch which was redesigned based on the second patch
in PATCH v4
---
---
drivers/infiniband/hw/hns/hns_roce_common.h | 49 ++++++++++++++++++++
drivers/infiniband/hw/hns/hns_roce_device.h | 50 ++++++++++++++++++++
drivers/infiniband/hw/hns/hns_roce_hw_v1.c | 72 +++++++++++++++++++++++++++++
drivers/infiniband/hw/hns/hns_roce_hw_v1.h | 36 +++++++++++++++
drivers/infiniband/hw/hns/hns_roce_main.c | 2 +
5 files changed, 209 insertions(+)
create mode 100644 drivers/infiniband/hw/hns/hns_roce_common.h
diff --git a/drivers/infiniband/hw/hns/hns_roce_common.h b/drivers/infiniband/hw/hns/hns_roce_common.h
new file mode 100644
index 0000000..4cc4761
--- /dev/null
+++ b/drivers/infiniband/hw/hns/hns_roce_common.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2016 Hisilicon Limited.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _HNS_ROCE_COMMON_H
+#define _HNS_ROCE_COMMON_H
+
+#define roce_read(dev, reg) readl((dev)->reg_base + (reg))
+
+/*************ROCEE_REG DEFINITION****************/
+#define ROCEE_VENDOR_ID_REG 0x0
+#define ROCEE_VENDOR_PART_ID_REG 0x4
+
+#define ROCEE_HW_VERSION_REG 0x8
+
+#define ROCEE_SYS_IMAGE_GUID_L_REG 0xC
+#define ROCEE_SYS_IMAGE_GUID_H_REG 0x10
+
+#define ROCEE_ACK_DELAY_REG 0x14
+
+#endif /* _HNS_ROCE_COMMON_H */
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
index e7fd17e..babd480 100644
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -38,6 +38,12 @@
#define DRV_NAME "hns_roce"
#define HNS_ROCE_MAX_IRQ_NUM 34
+
+#define HNS_ROCE_COMP_VEC_NUM 32
+
+#define HNS_ROCE_AEQE_VEC_NUM 1
+#define HNS_ROCE_AEQE_OF_VEC_NUM 1
+
#define HNS_ROCE_MAX_PORTS 6
struct hns_roce_ib_iboe {
@@ -47,10 +53,49 @@ struct hns_roce_ib_iboe {
struct hns_roce_caps {
u8 num_ports;
+ int gid_table_len[HNS_ROCE_MAX_PORTS];
+ int pkey_table_len[HNS_ROCE_MAX_PORTS];
+ int local_ca_ack_delay;
+ int num_uars;
+ u32 phy_num_uars;
+ u32 max_sq_sg; /* 2 */
+ u32 max_sq_inline; /* 32 */
+ u32 max_rq_sg; /* 2 */
+ int num_qps; /* 256k */
+ u32 max_wqes; /* 16k */
+ u32 max_sq_desc_sz; /* 64 */
+ u32 max_rq_desc_sz; /* 64 */
+ int max_qp_init_rdma;
+ int max_qp_dest_rdma;
+ int sqp_start;
+ int num_cqs;
+ int max_cqes;
+ int reserved_cqs;
+ int num_aeq_vectors; /* 1 */
+ int num_comp_vectors; /* 32 ceq */
+ int num_other_vectors;
+ int num_mtpts;
+ u32 num_mtt_segs;
+ int reserved_mrws;
+ int reserved_uars;
+ int num_pds;
+ int reserved_pds;
+ u32 mtt_entry_sz;
+ u32 cq_entry_sz;
+ u32 page_size_cap;
+ u32 reserved_lkey;
+ int mtpt_entry_sz;
+ int qpc_entry_sz;
+ int irrl_entry_sz;
+ int cqc_entry_sz;
+ int aeqe_depth;
+ int ceqe_depth[HNS_ROCE_COMP_VEC_NUM];
+ enum ib_mtu max_mtu;
};
struct hns_roce_hw {
int (*reset)(struct hns_roce_dev *hr_dev, bool enable);
+ void (*hw_profile)(struct hns_roce_dev *hr_dev);
};
struct hns_roce_dev {
@@ -63,6 +108,11 @@ struct hns_roce_dev {
u8 __iomem *reg_base;
struct hns_roce_caps caps;
+ u64 sys_image_guid;
+ u32 vendor_id;
+ u32 vendor_part_id;
+ u32 hw_rev;
+
int cmd_mod;
int loop_idc;
struct hns_roce_hw *hw;
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index 35d0927..f2a824f 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -32,6 +32,7 @@
#include <linux/platform_device.h>
#include <rdma/ib_umem.h>
+#include "hns_roce_common.h"
#include "hns_roce_device.h"
#include "hns_roce_hw_v1.h"
@@ -66,6 +67,77 @@ int hns_roce_v1_reset(struct hns_roce_dev *hr_dev, bool enable)
return 0;
}
+void hns_roce_v1_profile(struct hns_roce_dev *hr_dev)
+{
+ int i = 0;
+ struct hns_roce_caps *caps = &hr_dev->caps;
+
+ hr_dev->vendor_id = le32_to_cpu(roce_read(hr_dev, ROCEE_VENDOR_ID_REG));
+ hr_dev->vendor_part_id = le32_to_cpu(roce_read(hr_dev,
+ ROCEE_VENDOR_PART_ID_REG));
+ hr_dev->hw_rev = le32_to_cpu(roce_read(hr_dev, ROCEE_HW_VERSION_REG));
+
+ hr_dev->sys_image_guid = le32_to_cpu(roce_read(hr_dev,
+ ROCEE_SYS_IMAGE_GUID_L_REG)) |
+ ((u64)le32_to_cpu(roce_read(hr_dev,
+ ROCEE_SYS_IMAGE_GUID_H_REG)) << 32);
+
+ caps->num_qps = HNS_ROCE_V1_MAX_QP_NUM;
+ caps->max_wqes = HNS_ROCE_V1_MAX_WQE_NUM;
+ caps->num_cqs = HNS_ROCE_V1_MAX_CQ_NUM;
+ caps->max_cqes = HNS_ROCE_V1_MAX_CQE_NUM;
+ caps->max_sq_sg = HNS_ROCE_V1_SG_NUM;
+ caps->max_rq_sg = HNS_ROCE_V1_SG_NUM;
+ caps->max_sq_inline = HNS_ROCE_V1_INLINE_SIZE;
+ caps->num_uars = HNS_ROCE_V1_UAR_NUM;
+ caps->phy_num_uars = HNS_ROCE_V1_PHY_UAR_NUM;
+ caps->num_aeq_vectors = HNS_ROCE_AEQE_VEC_NUM;
+ caps->num_comp_vectors = HNS_ROCE_COMP_VEC_NUM;
+ caps->num_other_vectors = HNS_ROCE_AEQE_OF_VEC_NUM;
+ caps->num_mtpts = HNS_ROCE_V1_MAX_MTPT_NUM;
+ caps->num_mtt_segs = HNS_ROCE_V1_MAX_MTT_SEGS;
+ caps->num_pds = HNS_ROCE_V1_MAX_PD_NUM;
+ caps->max_qp_init_rdma = HNS_ROCE_V1_MAX_QP_INIT_RDMA;
+ caps->max_qp_dest_rdma = HNS_ROCE_V1_MAX_QP_DEST_RDMA;
+ caps->max_sq_desc_sz = HNS_ROCE_V1_MAX_SQ_DESC_SZ;
+ caps->max_rq_desc_sz = HNS_ROCE_V1_MAX_RQ_DESC_SZ;
+ caps->qpc_entry_sz = HNS_ROCE_V1_QPC_ENTRY_SIZE;
+ caps->irrl_entry_sz = HNS_ROCE_V1_IRRL_ENTRY_SIZE;
+ caps->cqc_entry_sz = HNS_ROCE_V1_CQC_ENTRY_SIZE;
+ caps->mtpt_entry_sz = HNS_ROCE_V1_MTPT_ENTRY_SIZE;
+ caps->mtt_entry_sz = HNS_ROCE_V1_MTT_ENTRY_SIZE;
+ caps->cq_entry_sz = HNS_ROCE_V1_CQE_ENTRY_SIZE;
+ caps->page_size_cap = HNS_ROCE_V1_PAGE_SIZE_SUPPORT;
+ caps->sqp_start = 0;
+ caps->reserved_lkey = 0;
+ caps->reserved_pds = 0;
+ caps->reserved_mrws = 1;
+ caps->reserved_uars = 0;
+ caps->reserved_cqs = 0;
+
+ for (i = 0; i < caps->num_ports; i++)
+ caps->pkey_table_len[i] = 1;
+
+ for (i = 0; i < caps->num_ports; i++) {
+ /* Six ports shared 16 GID in v1 engine */
+ if (i >= (HNS_ROCE_V1_GID_NUM % caps->num_ports))
+ caps->gid_table_len[i] = HNS_ROCE_V1_GID_NUM /
+ caps->num_ports;
+ else
+ caps->gid_table_len[i] = HNS_ROCE_V1_GID_NUM /
+ caps->num_ports + 1;
+ }
+
+ for (i = 0; i < caps->num_comp_vectors; i++)
+ caps->ceqe_depth[i] = HNS_ROCE_V1_NUM_COMP_EQE;
+
+ caps->aeqe_depth = HNS_ROCE_V1_NUM_ASYNC_EQE;
+ caps->local_ca_ack_delay = le32_to_cpu(roce_read(hr_dev,
+ ROCEE_ACK_DELAY_REG));
+ caps->max_mtu = IB_MTU_2048;
+}
+
struct hns_roce_hw hns_roce_hw_v1 = {
.reset = hns_roce_v1_reset,
+ .hw_profile = hns_roce_v1_profile,
};
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.h b/drivers/infiniband/hw/hns/hns_roce_hw_v1.h
index fd6dec2..a909889 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.h
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.h
@@ -33,6 +33,42 @@
#ifndef _HNS_ROCE_HW_V1_H
#define _HNS_ROCE_HW_V1_H
+#define HNS_ROCE_V1_MAX_PD_NUM 0x8000
+#define HNS_ROCE_V1_MAX_CQ_NUM 0x10000
+#define HNS_ROCE_V1_MAX_CQE_NUM 0x8000
+
+#define HNS_ROCE_V1_MAX_QP_NUM 0x40000
+#define HNS_ROCE_V1_MAX_WQE_NUM 0x4000
+
+#define HNS_ROCE_V1_MAX_MTPT_NUM 0x80000
+
+#define HNS_ROCE_V1_MAX_MTT_SEGS 0x100000
+
+#define HNS_ROCE_V1_MAX_QP_INIT_RDMA 128
+#define HNS_ROCE_V1_MAX_QP_DEST_RDMA 128
+
+#define HNS_ROCE_V1_MAX_SQ_DESC_SZ 64
+#define HNS_ROCE_V1_MAX_RQ_DESC_SZ 64
+#define HNS_ROCE_V1_SG_NUM 2
+#define HNS_ROCE_V1_INLINE_SIZE 32
+
+#define HNS_ROCE_V1_UAR_NUM 256
+#define HNS_ROCE_V1_PHY_UAR_NUM 8
+
+#define HNS_ROCE_V1_GID_NUM 16
+
+#define HNS_ROCE_V1_NUM_COMP_EQE 0x8000
+#define HNS_ROCE_V1_NUM_ASYNC_EQE 0x400
+
+#define HNS_ROCE_V1_QPC_ENTRY_SIZE 256
+#define HNS_ROCE_V1_IRRL_ENTRY_SIZE 8
+#define HNS_ROCE_V1_CQC_ENTRY_SIZE 64
+#define HNS_ROCE_V1_MTPT_ENTRY_SIZE 64
+#define HNS_ROCE_V1_MTT_ENTRY_SIZE 64
+
+#define HNS_ROCE_V1_CQE_ENTRY_SIZE 32
+#define HNS_ROCE_V1_PAGE_SIZE_SUPPORT 0xFFFFF000
+
#define SLEEP_TIME_INTERVAL 20
int hns_dsaf_roce_reset(struct fwnode_handle *dsaf_fwnode, bool enable);
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index e12282b..4e1b307 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -144,6 +144,8 @@ static int hns_roce_probe(struct platform_device *pdev)
goto error_failed_get_cfg;
}
+ hr_dev->hw->hw_profile(hr_dev);
+
error_failed_get_cfg:
ib_dealloc_device(&hr_dev->ib_dev);
--
1.9.1
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