@@ -544,9 +544,27 @@ int xsc_core_create_resource_common(struct xsc_core_device *xdev,
struct xsc_core_qp *qp);
void xsc_core_destroy_resource_common(struct xsc_core_device *xdev,
struct xsc_core_qp *qp);
+int xsc_core_eth_create_qp(struct xsc_core_device *xdev,
+ struct xsc_create_qp_mbox_in *in,
+ int insize, u32 *p_qpn);
+int xsc_core_eth_modify_qp_status(struct xsc_core_device *xdev, u32 qpn, u16 status);
+int xsc_core_eth_destroy_qp(struct xsc_core_device *xdev, u32 qpn);
+int xsc_core_eth_create_rss_qp_rqs(struct xsc_core_device *xdev,
+ struct xsc_create_multiqp_mbox_in *in,
+ int insize, int *p_qpn_base);
+int xsc_core_eth_modify_raw_qp(struct xsc_core_device *xdev,
+ struct xsc_modify_raw_qp_mbox_in *in);
+int xsc_core_eth_create_cq(struct xsc_core_device *xdev, struct xsc_core_cq *xcq,
+ struct xsc_create_cq_mbox_in *in, int insize);
+int xsc_core_eth_destroy_cq(struct xsc_core_device *xdev, struct xsc_core_cq *xcq);
+
struct xsc_eq *xsc_core_eq_get(struct xsc_core_device *xdev, int i);
int xsc_core_vector2eqn(struct xsc_core_device *xdev, int vector, int *eqn,
unsigned int *irqn);
+void xsc_core_fill_page_frag_array(struct xsc_frag_buf *buf, __be64 *pas, int npages);
+int xsc_core_frag_buf_alloc_node(struct xsc_core_device *xdev, int size,
+ struct xsc_frag_buf *buf, int node);
+void xsc_core_frag_buf_free(struct xsc_core_device *xdev, struct xsc_frag_buf *buf);
int xsc_register_interface(struct xsc_interface *intf);
void xsc_unregister_interface(struct xsc_interface *intf);
@@ -6,4 +6,4 @@ ccflags-y += -I$(srctree)/drivers/net/ethernet/yunsilicon/xsc
obj-$(CONFIG_YUNSILICON_XSC_ETH) += xsc_eth.o
-xsc_eth-y := main.o
\ No newline at end of file
+xsc_eth-y := main.o xsc_eth_wq.o
\ No newline at end of file
new file mode 100644
@@ -0,0 +1,109 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/*
+ * Copyright (c) 2021-2024, Shanghai Yunsilicon Technology Co., Ltd. All
+ * rights reserved.
+ * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
+ *
+ * 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.
+ */
+
+#include "xsc_eth_wq.h"
+
+u32 xsc_wq_cyc_get_size(struct xsc_wq_cyc *wq)
+{
+ return (u32)wq->fbc.sz_m1 + 1;
+}
+EXPORT_SYMBOL_GPL(xsc_wq_cyc_get_size);
+
+static u32 wq_get_byte_sz(u8 log_sz, u8 log_stride)
+{
+ return ((u32)1 << log_sz) << log_stride;
+}
+
+int xsc_eth_cqwq_create(struct xsc_core_device *xdev, struct xsc_wq_param *param,
+ u8 q_log_size, u8 ele_log_size, struct xsc_cqwq *wq,
+ struct xsc_wq_ctrl *wq_ctrl)
+{
+ u8 log_wq_stride = ele_log_size;
+ u8 log_wq_sz = q_log_size;
+ int err;
+
+ err = xsc_core_frag_buf_alloc_node(xdev, wq_get_byte_sz(log_wq_sz, log_wq_stride),
+ &wq_ctrl->buf,
+ param->buf_numa_node);
+ if (err) {
+ xsc_core_warn(xdev, "xsc_core_frag_buf_alloc_node() failed, %d\n", err);
+ goto err;
+ }
+
+ xsc_init_fbc(wq_ctrl->buf.frags, log_wq_stride, log_wq_sz, &wq->fbc);
+
+ wq_ctrl->xdev = xdev;
+
+ return 0;
+
+err:
+ return err;
+}
+EXPORT_SYMBOL_GPL(xsc_eth_cqwq_create);
+
+int xsc_eth_wq_cyc_create(struct xsc_core_device *xdev, struct xsc_wq_param *param,
+ u8 q_log_size, u8 ele_log_size, struct xsc_wq_cyc *wq,
+ struct xsc_wq_ctrl *wq_ctrl)
+{
+ u8 log_wq_stride = ele_log_size;
+ u8 log_wq_sz = q_log_size;
+ struct xsc_frag_buf_ctrl *fbc = &wq->fbc;
+ int err;
+
+ err = xsc_core_frag_buf_alloc_node(xdev, wq_get_byte_sz(log_wq_sz, log_wq_stride),
+ &wq_ctrl->buf, param->buf_numa_node);
+ if (err) {
+ xsc_core_warn(xdev, "xsc_core_frag_buf_alloc_node() failed, %d\n", err);
+ goto err;
+ }
+
+ xsc_init_fbc(wq_ctrl->buf.frags, log_wq_stride, log_wq_sz, fbc);
+ wq->sz = xsc_wq_cyc_get_size(wq);
+
+ wq_ctrl->xdev = xdev;
+
+ return 0;
+
+err:
+ return err;
+}
+EXPORT_SYMBOL_GPL(xsc_eth_wq_cyc_create);
+
+void xsc_eth_wq_destroy(struct xsc_wq_ctrl *wq_ctrl)
+{
+ xsc_core_frag_buf_free(wq_ctrl->xdev, &wq_ctrl->buf);
+}
+EXPORT_SYMBOL_GPL(xsc_eth_wq_destroy);
+
new file mode 100644
@@ -0,0 +1,207 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/*
+ * Copyright (c) 2021-2024, Shanghai Yunsilicon Technology Co., Ltd. All
+ * rights reserved.
+ * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
+ *
+ * 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 __XSC_WQ_H__
+#define __XSC_WQ_H__
+
+#include "common/xsc_core.h"
+
+struct xsc_wq_param {
+ int buf_numa_node;
+ int db_numa_node;
+};
+
+struct xsc_wq_ctrl {
+ struct xsc_core_device *xdev;
+ struct xsc_frag_buf buf;
+};
+
+struct xsc_wq_cyc {
+ struct xsc_frag_buf_ctrl fbc;
+ u16 sz;
+ u16 wqe_ctr;
+ u16 cur_sz;
+};
+
+struct xsc_cqwq {
+ struct xsc_frag_buf_ctrl fbc;
+ __be32 *db;
+ u32 cc; /* consumer counter */
+};
+
+enum xsc_res_type {
+ XSC_RES_UND = 0,
+ XSC_RES_RQ,
+ XSC_RES_SQ,
+ XSC_RES_MAX,
+};
+
+u32 xsc_wq_cyc_get_size(struct xsc_wq_cyc *wq);
+
+/*api for eth driver*/
+int xsc_eth_cqwq_create(struct xsc_core_device *xdev, struct xsc_wq_param *param,
+ u8 q_log_size, u8 ele_log_size, struct xsc_cqwq *wq,
+ struct xsc_wq_ctrl *wq_ctrl);
+
+int xsc_eth_wq_cyc_create(struct xsc_core_device *xdev, struct xsc_wq_param *param,
+ u8 q_log_size, u8 ele_log_size, struct xsc_wq_cyc *wq,
+ struct xsc_wq_ctrl *wq_ctrl);
+void xsc_eth_wq_destroy(struct xsc_wq_ctrl *wq_ctrl);
+
+static inline void xsc_init_fbc_offset(struct xsc_buf_list *frags,
+ u8 log_stride, u8 log_sz,
+ u16 strides_offset,
+ struct xsc_frag_buf_ctrl *fbc)
+{
+ fbc->frags = frags;
+ fbc->log_stride = log_stride;
+ fbc->log_sz = log_sz;
+ fbc->sz_m1 = (1 << fbc->log_sz) - 1;
+ fbc->log_frag_strides = PAGE_SHIFT - fbc->log_stride;
+ fbc->frag_sz_m1 = (1 << fbc->log_frag_strides) - 1;
+ fbc->strides_offset = strides_offset;
+}
+
+static inline void xsc_init_fbc(struct xsc_buf_list *frags,
+ u8 log_stride, u8 log_sz,
+ struct xsc_frag_buf_ctrl *fbc)
+{
+ xsc_init_fbc_offset(frags, log_stride, log_sz, 0, fbc);
+}
+
+static inline void *xsc_frag_buf_get_wqe(struct xsc_frag_buf_ctrl *fbc,
+ u32 ix)
+{
+ unsigned int frag;
+
+ ix += fbc->strides_offset;
+ frag = ix >> fbc->log_frag_strides;
+
+ return fbc->frags[frag].buf + ((fbc->frag_sz_m1 & ix) << fbc->log_stride);
+}
+
+static inline u32
+xsc_frag_buf_get_idx_last_contig_stride(struct xsc_frag_buf_ctrl *fbc, u32 ix)
+{
+ u32 last_frag_stride_idx = (ix + fbc->strides_offset) | fbc->frag_sz_m1;
+
+ return min_t(u32, last_frag_stride_idx - fbc->strides_offset, fbc->sz_m1);
+}
+
+static inline int xsc_wq_cyc_missing(struct xsc_wq_cyc *wq)
+{
+ return wq->sz - wq->cur_sz;
+}
+
+static inline int xsc_wq_cyc_is_empty(struct xsc_wq_cyc *wq)
+{
+ return !wq->cur_sz;
+}
+
+static inline void xsc_wq_cyc_push(struct xsc_wq_cyc *wq)
+{
+ wq->wqe_ctr++;
+ wq->cur_sz++;
+}
+
+static inline void xsc_wq_cyc_push_n(struct xsc_wq_cyc *wq, u8 n)
+{
+ wq->wqe_ctr += n;
+ wq->cur_sz += n;
+}
+
+static inline void xsc_wq_cyc_pop(struct xsc_wq_cyc *wq)
+{
+ wq->cur_sz--;
+}
+
+static inline u16 xsc_wq_cyc_ctr2ix(struct xsc_wq_cyc *wq, u16 ctr)
+{
+ return ctr & wq->fbc.sz_m1;
+}
+
+static inline u16 xsc_wq_cyc_get_head(struct xsc_wq_cyc *wq)
+{
+ return xsc_wq_cyc_ctr2ix(wq, wq->wqe_ctr);
+}
+
+static inline u16 xsc_wq_cyc_get_tail(struct xsc_wq_cyc *wq)
+{
+ return xsc_wq_cyc_ctr2ix(wq, wq->wqe_ctr - wq->cur_sz);
+}
+
+static inline void *xsc_wq_cyc_get_wqe(struct xsc_wq_cyc *wq, u16 ix)
+{
+ return xsc_frag_buf_get_wqe(&wq->fbc, ix);
+}
+
+static inline u32 xsc_cqwq_ctr2ix(struct xsc_cqwq *wq, u32 ctr)
+{
+ return ctr & wq->fbc.sz_m1;
+}
+
+static inline u32 xsc_cqwq_get_ci(struct xsc_cqwq *wq)
+{
+ return xsc_cqwq_ctr2ix(wq, wq->cc);
+}
+
+static inline u32 xsc_cqwq_get_ctr_wrap_cnt(struct xsc_cqwq *wq, u32 ctr)
+{
+ return ctr >> wq->fbc.log_sz;
+}
+
+static inline u32 xsc_cqwq_get_wrap_cnt(struct xsc_cqwq *wq)
+{
+ return xsc_cqwq_get_ctr_wrap_cnt(wq, wq->cc);
+}
+
+static inline void xsc_cqwq_pop(struct xsc_cqwq *wq)
+{
+ wq->cc++;
+}
+
+static inline u32 xsc_cqwq_get_size(struct xsc_cqwq *wq)
+{
+ return wq->fbc.sz_m1 + 1;
+}
+
+static inline struct xsc_cqe *xsc_cqwq_get_wqe(struct xsc_cqwq *wq, u32 ix)
+{
+ struct xsc_cqe *cqe = xsc_frag_buf_get_wqe(&wq->fbc, ix);
+
+ return cqe;
+}
+
+#endif /* __XSC_WQ_H__ */
@@ -127,3 +127,99 @@ void xsc_fill_page_array(struct xsc_buf *buf, __be64 *pas, int npages)
}
}
EXPORT_SYMBOL_GPL(xsc_fill_page_array);
+
+void xsc_core_fill_page_frag_array(struct xsc_frag_buf *buf, __be64 *pas, int npages)
+{
+ int i;
+ dma_addr_t addr;
+ int shift = PAGE_SHIFT - PAGE_SHIFT_4K;
+ int mask = (1 << shift) - 1;
+
+ for (i = 0; i < npages; i++) {
+ addr = buf->frags[i >> shift].map + ((i & mask) << PAGE_SHIFT_4K);
+ pas[i] = cpu_to_be64(addr);
+ }
+}
+EXPORT_SYMBOL_GPL(xsc_core_fill_page_frag_array);
+
+static void *xsc_dma_zalloc_coherent_node(struct xsc_core_device *xdev,
+ size_t size, dma_addr_t *dma_handle,
+ int node)
+{
+ struct xsc_dev_resource *dev_res = xdev->dev_res;
+ struct device *device = &xdev->pdev->dev;
+ int original_node;
+ void *cpu_handle;
+
+ /* WA for kernels that don't use numa_mem_id in alloc_pages_node */
+ if (node == NUMA_NO_NODE)
+ node = numa_mem_id();
+
+ mutex_lock(&dev_res->alloc_mutex);
+ original_node = dev_to_node(device);
+ set_dev_node(device, node);
+ cpu_handle = dma_alloc_coherent(device, size, dma_handle,
+ GFP_KERNEL);
+ set_dev_node(device, original_node);
+ mutex_unlock(&dev_res->alloc_mutex);
+ return cpu_handle;
+}
+
+int xsc_core_frag_buf_alloc_node(struct xsc_core_device *xdev, int size,
+ struct xsc_frag_buf *buf, int node)
+{
+ int i;
+
+ buf->size = size;
+ buf->npages = DIV_ROUND_UP(size, PAGE_SIZE);
+ buf->page_shift = PAGE_SHIFT;
+ buf->frags = kcalloc(buf->npages, sizeof(struct xsc_buf_list),
+ GFP_KERNEL);
+ if (!buf->frags)
+ goto err_out;
+
+ for (i = 0; i < buf->npages; i++) {
+ struct xsc_buf_list *frag = &buf->frags[i];
+ int frag_sz = min_t(int, size, PAGE_SIZE);
+
+ frag->buf = xsc_dma_zalloc_coherent_node(xdev, frag_sz,
+ &frag->map, node);
+ if (!frag->buf)
+ goto err_free_buf;
+ if (frag->map & ((1 << buf->page_shift) - 1)) {
+ dma_free_coherent(&xdev->pdev->dev, frag_sz,
+ buf->frags[i].buf, buf->frags[i].map);
+ xsc_core_warn(xdev, "unexpected map alignment: %pad, page_shift=%d\n",
+ &frag->map, buf->page_shift);
+ goto err_free_buf;
+ }
+ size -= frag_sz;
+ }
+
+ return 0;
+
+err_free_buf:
+ while (i--)
+ dma_free_coherent(&xdev->pdev->dev, PAGE_SIZE, buf->frags[i].buf,
+ buf->frags[i].map);
+ kfree(buf->frags);
+err_out:
+ return -ENOMEM;
+}
+EXPORT_SYMBOL(xsc_core_frag_buf_alloc_node);
+
+void xsc_core_frag_buf_free(struct xsc_core_device *xdev, struct xsc_frag_buf *buf)
+{
+ int size = buf->size;
+ int i;
+
+ for (i = 0; i < buf->npages; i++) {
+ int frag_sz = min_t(int, size, PAGE_SIZE);
+
+ dma_free_coherent(&xdev->pdev->dev, frag_sz, buf->frags[i].buf,
+ buf->frags[i].map);
+ size -= frag_sz;
+ }
+ kfree(buf->frags);
+}
+EXPORT_SYMBOL(xsc_core_frag_buf_free);
@@ -12,5 +12,4 @@ int xsc_buf_alloc(struct xsc_core_device *xdev, int size, int max_direct,
struct xsc_buf *buf);
void xsc_buf_free(struct xsc_core_device *xdev, struct xsc_buf *buf);
void xsc_fill_page_array(struct xsc_buf *buf, __be64 *pas, int npages);
-
#endif
@@ -4,6 +4,7 @@
*/
#include "common/xsc_core.h"
+#include "common/xsc_driver.h"
#include "cq.h"
void xsc_cq_event(struct xsc_core_device *xdev, u32 cqn, int event_type)
@@ -37,3 +38,114 @@ void xsc_init_cq_table(struct xsc_core_device *xdev)
spin_lock_init(&table->lock);
INIT_RADIX_TREE(&table->tree, GFP_ATOMIC);
}
+
+static int xsc_create_cq(struct xsc_core_device *xdev, u32 *p_cqn,
+ struct xsc_create_cq_mbox_in *in, int insize)
+{
+ struct xsc_create_cq_mbox_out out;
+ int ret;
+
+ memset(&out, 0, sizeof(out));
+ in->hdr.opcode = cpu_to_be16(XSC_CMD_OP_CREATE_CQ);
+ ret = xsc_cmd_exec(xdev, in, insize, &out, sizeof(out));
+ if (ret || out.hdr.status) {
+ xsc_core_err(xdev, "failed to create cq, err=%d out.status=%u\n",
+ ret, out.hdr.status);
+ return -ENOEXEC;
+ }
+
+ *p_cqn = be32_to_cpu(out.cqn) & 0xffffff;
+ return 0;
+}
+
+static int xsc_destroy_cq(struct xsc_core_device *xdev, u32 cqn)
+{
+ struct xsc_destroy_cq_mbox_in in;
+ struct xsc_destroy_cq_mbox_out out;
+ int ret;
+
+ memset(&in, 0, sizeof(in));
+ memset(&out, 0, sizeof(out));
+ in.hdr.opcode = cpu_to_be16(XSC_CMD_OP_DESTROY_CQ);
+ in.cqn = cpu_to_be32(cqn);
+ ret = xsc_cmd_exec(xdev, &in, sizeof(in), &out, sizeof(out));
+ if (ret || out.hdr.status) {
+ xsc_core_err(xdev, "failed to destroy cq, err=%d out.status=%u\n",
+ ret, out.hdr.status);
+ return -ENOEXEC;
+ }
+
+ return 0;
+}
+
+int xsc_core_eth_create_cq(struct xsc_core_device *xdev, struct xsc_core_cq *xcq,
+ struct xsc_create_cq_mbox_in *in, int insize)
+{
+ struct xsc_cq_table *table = &xdev->dev_res->cq_table;
+ u32 cqn;
+ int ret;
+ int err;
+
+ ret = xsc_create_cq(xdev, &cqn, in, insize);
+ if (ret) {
+ xsc_core_err(xdev, "xsc_create_cq failed\n");
+ return -ENOEXEC;
+ }
+ xcq->cqn = cqn;
+ xcq->cons_index = 0;
+ xcq->arm_sn = 0;
+ atomic_set(&xcq->refcount, 1);
+ init_completion(&xcq->free);
+
+ spin_lock_irq(&table->lock);
+ ret = radix_tree_insert(&table->tree, xcq->cqn, xcq);
+ spin_unlock_irq(&table->lock);
+ if (ret)
+ goto err_insert_cq;
+ return 0;
+err_insert_cq:
+ err = xsc_destroy_cq(xdev, cqn);
+ if (err)
+ xsc_core_warn(xdev, "failed to destroy cqn=%d, err=%d\n", xcq->cqn, err);
+ return ret;
+}
+EXPORT_SYMBOL(xsc_core_eth_create_cq);
+
+int xsc_core_eth_destroy_cq(struct xsc_core_device *xdev, struct xsc_core_cq *xcq)
+{
+ struct xsc_cq_table *table = &xdev->dev_res->cq_table;
+ struct xsc_core_cq *tmp;
+ int err;
+
+ spin_lock_irq(&table->lock);
+ tmp = radix_tree_delete(&table->tree, xcq->cqn);
+ spin_unlock_irq(&table->lock);
+ if (!tmp) {
+ err = -ENOENT;
+ goto err_delete_cq;
+ }
+
+ if (tmp != xcq) {
+ err = -EINVAL;
+ goto err_delete_cq;
+ }
+
+ err = xsc_destroy_cq(xdev, xcq->cqn);
+ if (err)
+ goto err_destroy_cq;
+
+ if (atomic_dec_and_test(&xcq->refcount))
+ complete(&xcq->free);
+ wait_for_completion(&xcq->free);
+ return 0;
+
+err_destroy_cq:
+ xsc_core_warn(xdev, "failed to destroy cqn=%d, err=%d\n",
+ xcq->cqn, err);
+ return err;
+err_delete_cq:
+ xsc_core_warn(xdev, "cqn=%d not found in tree, err=%d\n",
+ xcq->cqn, err);
+ return err;
+}
+EXPORT_SYMBOL(xsc_core_eth_destroy_cq);
@@ -8,6 +8,7 @@
#include <linux/export.h>
#include <linux/kthread.h>
#include "common/xsc_core.h"
+#include "common/xsc_driver.h"
#include "qp.h"
int xsc_core_create_resource_common(struct xsc_core_device *xdev,
@@ -77,3 +78,112 @@ void xsc_init_qp_table(struct xsc_core_device *xdev)
spin_lock_init(&table->lock);
INIT_RADIX_TREE(&table->tree, GFP_ATOMIC);
}
+
+int xsc_core_eth_create_qp(struct xsc_core_device *xdev,
+ struct xsc_create_qp_mbox_in *in,
+ int insize, u32 *p_qpn)
+{
+ struct xsc_create_qp_mbox_out out;
+ int ret;
+
+ in->hdr.opcode = cpu_to_be16(XSC_CMD_OP_CREATE_QP);
+ ret = xsc_cmd_exec(xdev, in, insize, &out, sizeof(out));
+ if (ret || out.hdr.status) {
+ xsc_core_err(xdev, "failed to create sq, err=%d out.status=%u\n",
+ ret, out.hdr.status);
+ return -ENOEXEC;
+ }
+
+ *p_qpn = be32_to_cpu(out.qpn) & 0xffffff;
+
+ return 0;
+}
+EXPORT_SYMBOL(xsc_core_eth_create_qp);
+
+int xsc_core_eth_modify_qp_status(struct xsc_core_device *xdev, u32 qpn, u16 status)
+{
+ struct xsc_modify_qp_mbox_in in;
+ struct xsc_modify_qp_mbox_out out;
+ int ret = 0;
+
+ in.hdr.opcode = cpu_to_be16(status);
+ in.qpn = cpu_to_be32(qpn);
+ in.no_need_wait = 1;
+
+ ret = xsc_cmd_exec(xdev, &in, sizeof(in), &out, sizeof(out));
+ if (ret || out.hdr.status != 0) {
+ xsc_core_err(xdev, "failed to modify qp %u status=%u, err=%d out.status %u\n",
+ qpn, status, ret, out.hdr.status);
+ ret = -ENOEXEC;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(xsc_core_eth_modify_qp_status);
+
+int xsc_core_eth_destroy_qp(struct xsc_core_device *xdev, u32 qpn)
+{
+ struct xsc_destroy_qp_mbox_in in;
+ struct xsc_destroy_qp_mbox_out out;
+ int err;
+
+ err = xsc_core_eth_modify_qp_status(xdev, qpn, XSC_CMD_OP_2RST_QP);
+ if (err) {
+ xsc_core_warn(xdev, "failed to set sq%d status=rst, err=%d\n", qpn, err);
+ return err;
+ }
+
+ memset(&in, 0, sizeof(in));
+ memset(&out, 0, sizeof(out));
+ in.hdr.opcode = cpu_to_be16(XSC_CMD_OP_DESTROY_QP);
+ in.qpn = cpu_to_be32(qpn);
+ err = xsc_cmd_exec(xdev, &in, sizeof(in), &out, sizeof(out));
+ if (err || out.hdr.status) {
+ xsc_core_err(xdev, "failed to destroy sq%d, err=%d out.status=%u\n",
+ qpn, err, out.hdr.status);
+ return -ENOEXEC;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(xsc_core_eth_destroy_qp);
+
+int xsc_core_eth_modify_raw_qp(struct xsc_core_device *xdev, struct xsc_modify_raw_qp_mbox_in *in)
+{
+ struct xsc_modify_raw_qp_mbox_out out;
+ int ret;
+
+ in->hdr.opcode = cpu_to_be16(XSC_CMD_OP_MODIFY_RAW_QP);
+
+ ret = xsc_cmd_exec(xdev, in, sizeof(struct xsc_modify_raw_qp_mbox_in),
+ &out, sizeof(struct xsc_modify_raw_qp_mbox_out));
+ if (ret || out.hdr.status) {
+ xsc_core_err(xdev, "failed to modify sq, err=%d out.status=%u\n",
+ ret, out.hdr.status);
+ return -ENOEXEC;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(xsc_core_eth_modify_raw_qp);
+
+int xsc_core_eth_create_rss_qp_rqs(struct xsc_core_device *xdev,
+ struct xsc_create_multiqp_mbox_in *in,
+ int insize, int *p_qpn_base)
+{
+ int ret;
+ struct xsc_create_multiqp_mbox_out out;
+
+ in->hdr.opcode = cpu_to_be16(XSC_CMD_OP_CREATE_MULTI_QP);
+ ret = xsc_cmd_exec(xdev, in, insize, &out, sizeof(out));
+ if (ret || out.hdr.status) {
+ xsc_core_err(xdev,
+ "failed to create rss rq, qp_num=%d, type=%d, err=%d out.status=%u\n",
+ in->qp_num, in->qp_type, ret, out.hdr.status);
+ return -ENOEXEC;
+ }
+
+ *p_qpn_base = be32_to_cpu(out.qpn_base) & 0xffffff;
+ return 0;
+}
+EXPORT_SYMBOL(xsc_core_eth_create_rss_qp_rqs);
Add eth needed qp and cq apis Co-developed-by: Honggang Wei <weihg@yunsilicon.com> Co-developed-by: Lei Yan <Jacky@yunsilicon.com> Signed-off-by: Xin Tian <tianx@yunsilicon.com> --- .../ethernet/yunsilicon/xsc/common/xsc_core.h | 18 ++ .../net/ethernet/yunsilicon/xsc/net/Makefile | 2 +- .../ethernet/yunsilicon/xsc/net/xsc_eth_wq.c | 109 +++++++++ .../ethernet/yunsilicon/xsc/net/xsc_eth_wq.h | 207 ++++++++++++++++++ .../net/ethernet/yunsilicon/xsc/pci/alloc.c | 96 ++++++++ .../net/ethernet/yunsilicon/xsc/pci/alloc.h | 1 - drivers/net/ethernet/yunsilicon/xsc/pci/cq.c | 112 ++++++++++ drivers/net/ethernet/yunsilicon/xsc/pci/qp.c | 110 ++++++++++ 8 files changed, 653 insertions(+), 2 deletions(-) create mode 100644 drivers/net/ethernet/yunsilicon/xsc/net/xsc_eth_wq.c create mode 100644 drivers/net/ethernet/yunsilicon/xsc/net/xsc_eth_wq.h