-/*
- * BSD LICENSE
- *
- * Copyright (C) Cavium Inc. 2017. All Right reserved.
- *
- * 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.
- * * Neither the name of Cavium networks nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017 Cavium, Inc
*/
#include <stdlib.h>
#include <rte_atomic.h>
#include <rte_eal.h>
-#include <rte_pci.h>
+#include <rte_bus_pci.h>
#include <rte_errno.h>
#include <rte_memory.h>
#include <rte_malloc.h>
#include <rte_spinlock.h>
+#include <rte_mbuf.h>
+#include "octeontx_mbox.h"
#include "octeontx_fpavf.h"
+/* FPA Mbox Message */
+#define IDENTIFY 0x0
+
+#define FPA_CONFIGSET 0x1
+#define FPA_CONFIGGET 0x2
+#define FPA_START_COUNT 0x3
+#define FPA_STOP_COUNT 0x4
+#define FPA_ATTACHAURA 0x5
+#define FPA_DETACHAURA 0x6
+#define FPA_SETAURALVL 0x7
+#define FPA_GETAURALVL 0x8
+
+#define FPA_COPROC 0x1
+
+/* fpa mbox struct */
+struct octeontx_mbox_fpa_cfg {
+ int aid;
+ uint64_t pool_cfg;
+ uint64_t pool_stack_base;
+ uint64_t pool_stack_end;
+ uint64_t aura_cfg;
+};
+
+struct __rte_packed gen_req {
+ uint32_t value;
+};
+
+struct __rte_packed idn_req {
+ uint8_t domain_id;
+};
+
+struct __rte_packed gen_resp {
+ uint16_t domain_id;
+ uint16_t vfid;
+};
+
+struct __rte_packed dcfg_resp {
+ uint8_t sso_count;
+ uint8_t ssow_count;
+ uint8_t fpa_count;
+ uint8_t pko_count;
+ uint8_t tim_count;
+ uint8_t net_port_count;
+ uint8_t virt_port_count;
+};
+
+#define FPA_MAX_POOL 32
+#define FPA_PF_PAGE_SZ 4096
+
+#define FPA_LN_SIZE 128
+#define FPA_ROUND_UP(x, size) \
+ ((((unsigned long)(x)) + size-1) & (~(size-1)))
+#define FPA_OBJSZ_2_CACHE_LINE(sz) (((sz) + RTE_CACHE_LINE_MASK) >> 7)
+#define FPA_CACHE_LINE_2_OBJSZ(sz) ((sz) << 7)
+
+#define POOL_ENA (0x1 << 0)
+#define POOL_DIS (0x0 << 0)
+#define POOL_SET_NAT_ALIGN (0x1 << 1)
+#define POOL_DIS_NAT_ALIGN (0x0 << 1)
+#define POOL_STYPE(x) (((x) & 0x1) << 2)
+#define POOL_LTYPE(x) (((x) & 0x3) << 3)
+#define POOL_BUF_OFFSET(x) (((x) & 0x7fffULL) << 16)
+#define POOL_BUF_SIZE(x) (((x) & 0x7ffULL) << 32)
+
struct fpavf_res {
void *pool_stack_base;
void *bar0;
static struct octeontx_fpadev fpadev;
+RTE_LOG_REGISTER(octeontx_logtype_fpavf, pmd.mempool.octeontx, NOTICE);
+
+/* lock is taken by caller */
+static int
+octeontx_fpa_gpool_alloc(unsigned int object_size)
+{
+ uint16_t global_domain = octeontx_get_global_domain();
+ struct fpavf_res *res = NULL;
+ unsigned int sz128;
+ int i;
+
+ sz128 = FPA_OBJSZ_2_CACHE_LINE(object_size);
+
+ for (i = 0; i < FPA_VF_MAX; i++) {
+
+ /* Skip VF that is not mapped Or _inuse */
+ if ((fpadev.pool[i].bar0 == NULL) ||
+ (fpadev.pool[i].is_inuse == true) ||
+ (fpadev.pool[i].domain_id != global_domain))
+ continue;
+
+ res = &fpadev.pool[i];
+
+ RTE_ASSERT(res->domain_id != (uint16_t)~0);
+ RTE_ASSERT(res->vf_id != (uint16_t)~0);
+ RTE_ASSERT(res->stack_ln_ptr != 0);
+
+ if (res->sz128 == 0) {
+ res->sz128 = sz128;
+ fpavf_log_dbg("gpool %d blk_sz %d\n", res->vf_id,
+ sz128);
+
+ return res->vf_id;
+ }
+ }
+
+ return -ENOSPC;
+}
+
+static __rte_always_inline struct fpavf_res *
+octeontx_get_fpavf(uint16_t gpool)
+{
+ uint16_t global_domain = octeontx_get_global_domain();
+ int i;
+
+ for (i = 0; i < FPA_VF_MAX; i++) {
+ if (fpadev.pool[i].domain_id != global_domain)
+ continue;
+ if (fpadev.pool[i].vf_id != gpool)
+ continue;
+
+ return &fpadev.pool[i];
+ }
+
+ return NULL;
+}
+
+/* lock is taken by caller */
+static __rte_always_inline uintptr_t
+octeontx_fpa_gpool2handle(uint16_t gpool)
+{
+ struct fpavf_res *res = NULL;
+
+ RTE_ASSERT(gpool < FPA_VF_MAX);
+ res = octeontx_get_fpavf(gpool);
+ if (res == NULL)
+ return 0;
+
+ return (uintptr_t)res->bar0 | gpool;
+}
+
+static __rte_always_inline bool
+octeontx_fpa_handle_valid(uintptr_t handle)
+{
+ struct fpavf_res *res = NULL;
+ uint8_t gpool;
+ int i;
+ bool ret = false;
+
+ if (unlikely(!handle))
+ return ret;
+
+ /* get the gpool */
+ gpool = octeontx_fpa_bufpool_gpool(handle);
+
+ /* get the bar address */
+ handle &= ~(uint64_t)FPA_GPOOL_MASK;
+ for (i = 0; i < FPA_VF_MAX; i++) {
+ if ((uintptr_t)fpadev.pool[i].bar0 != handle)
+ continue;
+
+ /* validate gpool */
+ if (gpool != fpadev.pool[i].vf_id)
+ return false;
+
+ res = &fpadev.pool[i];
+
+ if (res->sz128 == 0 || res->domain_id == (uint16_t)~0 ||
+ res->stack_ln_ptr == 0)
+ ret = false;
+ else
+ ret = true;
+ break;
+ }
+
+ return ret;
+}
+
+static int
+octeontx_fpapf_pool_setup(unsigned int gpool, unsigned int buf_size,
+ signed short buf_offset, unsigned int max_buf_count)
+{
+ void *memptr = NULL;
+ rte_iova_t phys_addr;
+ unsigned int memsz;
+ struct fpavf_res *fpa = NULL;
+ uint64_t reg;
+ struct octeontx_mbox_hdr hdr;
+ struct dcfg_resp resp;
+ struct octeontx_mbox_fpa_cfg cfg;
+ int ret = -1;
+
+ fpa = octeontx_get_fpavf(gpool);
+ if (fpa == NULL)
+ return -EINVAL;
+
+ memsz = FPA_ROUND_UP(max_buf_count / fpa->stack_ln_ptr, FPA_LN_SIZE) *
+ FPA_LN_SIZE;
+
+ /* Round-up to page size */
+ memsz = (memsz + FPA_PF_PAGE_SZ - 1) & ~(uintptr_t)(FPA_PF_PAGE_SZ-1);
+ memptr = rte_malloc(NULL, memsz, RTE_CACHE_LINE_SIZE);
+ if (memptr == NULL) {
+ ret = -ENOMEM;
+ goto err;
+ }
+
+ /* Configure stack */
+ fpa->pool_stack_base = memptr;
+ phys_addr = rte_malloc_virt2iova(memptr);
+
+ buf_size /= FPA_LN_SIZE;
+
+ /* POOL setup */
+ hdr.coproc = FPA_COPROC;
+ hdr.msg = FPA_CONFIGSET;
+ hdr.vfid = fpa->vf_id;
+ hdr.res_code = 0;
+
+ buf_offset /= FPA_LN_SIZE;
+ reg = POOL_BUF_SIZE(buf_size) | POOL_BUF_OFFSET(buf_offset) |
+ POOL_LTYPE(0x2) | POOL_STYPE(0) | POOL_SET_NAT_ALIGN |
+ POOL_ENA;
+
+ cfg.aid = FPA_AURA_IDX(gpool);
+ cfg.pool_cfg = reg;
+ cfg.pool_stack_base = phys_addr;
+ cfg.pool_stack_end = phys_addr + memsz;
+ cfg.aura_cfg = (1 << 9);
+
+ ret = octeontx_mbox_send(&hdr, &cfg,
+ sizeof(struct octeontx_mbox_fpa_cfg),
+ &resp, sizeof(resp));
+ if (ret < 0) {
+ ret = -EACCES;
+ goto err;
+ }
+
+ fpavf_log_dbg(" vfid %d gpool %d aid %d pool_cfg 0x%x pool_stack_base %" PRIx64 " pool_stack_end %" PRIx64" aura_cfg %" PRIx64 "\n",
+ fpa->vf_id, gpool, cfg.aid, (unsigned int)cfg.pool_cfg,
+ cfg.pool_stack_base, cfg.pool_stack_end, cfg.aura_cfg);
+
+ /* Now pool is in_use */
+ fpa->is_inuse = true;
+
+err:
+ if (ret < 0)
+ rte_free(memptr);
+
+ return ret;
+}
+
+static int
+octeontx_fpapf_pool_destroy(unsigned int gpool_index)
+{
+ struct octeontx_mbox_hdr hdr;
+ struct dcfg_resp resp;
+ struct octeontx_mbox_fpa_cfg cfg;
+ struct fpavf_res *fpa = NULL;
+ int ret = -1;
+
+ fpa = octeontx_get_fpavf(gpool_index);
+ if (fpa == NULL)
+ return -EINVAL;
+
+ hdr.coproc = FPA_COPROC;
+ hdr.msg = FPA_CONFIGSET;
+ hdr.vfid = fpa->vf_id;
+ hdr.res_code = 0;
+
+ /* reset and free the pool */
+ cfg.aid = 0;
+ cfg.pool_cfg = 0;
+ cfg.pool_stack_base = 0;
+ cfg.pool_stack_end = 0;
+ cfg.aura_cfg = 0;
+
+ ret = octeontx_mbox_send(&hdr, &cfg,
+ sizeof(struct octeontx_mbox_fpa_cfg),
+ &resp, sizeof(resp));
+ if (ret < 0) {
+ ret = -EACCES;
+ goto err;
+ }
+
+ ret = 0;
+err:
+ /* anycase free pool stack memory */
+ rte_free(fpa->pool_stack_base);
+ fpa->pool_stack_base = NULL;
+ return ret;
+}
+
+static int
+octeontx_fpapf_aura_attach(unsigned int gpool_index)
+{
+ struct octeontx_mbox_hdr hdr;
+ struct dcfg_resp resp;
+ struct octeontx_mbox_fpa_cfg cfg;
+ int ret = 0;
+
+ if (gpool_index >= FPA_MAX_POOL) {
+ ret = -EINVAL;
+ goto err;
+ }
+ hdr.coproc = FPA_COPROC;
+ hdr.msg = FPA_ATTACHAURA;
+ hdr.vfid = gpool_index;
+ hdr.res_code = 0;
+ memset(&cfg, 0x0, sizeof(struct octeontx_mbox_fpa_cfg));
+ cfg.aid = FPA_AURA_IDX(gpool_index);
+
+ ret = octeontx_mbox_send(&hdr, &cfg,
+ sizeof(struct octeontx_mbox_fpa_cfg),
+ &resp, sizeof(resp));
+ if (ret < 0) {
+ fpavf_log_err("Could not attach fpa ");
+ fpavf_log_err("aura %d to pool %d. Err=%d. FuncErr=%d\n",
+ FPA_AURA_IDX(gpool_index), gpool_index, ret,
+ hdr.res_code);
+ ret = -EACCES;
+ goto err;
+ }
+err:
+ return ret;
+}
+
+static int
+octeontx_fpapf_aura_detach(unsigned int gpool_index)
+{
+ struct octeontx_mbox_fpa_cfg cfg = {0};
+ struct octeontx_mbox_hdr hdr = {0};
+ int ret = 0;
+
+ if (gpool_index >= FPA_MAX_POOL) {
+ ret = -EINVAL;
+ goto err;
+ }
+
+ cfg.aid = FPA_AURA_IDX(gpool_index);
+ hdr.coproc = FPA_COPROC;
+ hdr.msg = FPA_DETACHAURA;
+ hdr.vfid = gpool_index;
+ ret = octeontx_mbox_send(&hdr, &cfg, sizeof(cfg), NULL, 0);
+ if (ret < 0) {
+ fpavf_log_err("Couldn't detach FPA aura %d Err=%d FuncErr=%d\n",
+ FPA_AURA_IDX(gpool_index), ret,
+ hdr.res_code);
+ ret = -EINVAL;
+ }
+
+err:
+ return ret;
+}
+
+int
+octeontx_fpavf_pool_set_range(uintptr_t handle, unsigned long memsz,
+ void *memva, uint16_t gpool)
+{
+ uint64_t va_end;
+
+ if (unlikely(!handle))
+ return -ENODEV;
+
+ va_end = (uintptr_t)memva + memsz;
+ va_end &= ~RTE_CACHE_LINE_MASK;
+
+ /* VHPOOL setup */
+ fpavf_write64((uintptr_t)memva,
+ (void *)((uintptr_t)handle +
+ FPA_VF_VHPOOL_START_ADDR(gpool)));
+ fpavf_write64(va_end,
+ (void *)((uintptr_t)handle +
+ FPA_VF_VHPOOL_END_ADDR(gpool)));
+ return 0;
+}
+
+static int
+octeontx_fpapf_start_count(uint16_t gpool_index)
+{
+ int ret = 0;
+ struct octeontx_mbox_hdr hdr = {0};
+
+ if (gpool_index >= FPA_MAX_POOL) {
+ ret = -EINVAL;
+ goto err;
+ }
+
+ hdr.coproc = FPA_COPROC;
+ hdr.msg = FPA_START_COUNT;
+ hdr.vfid = gpool_index;
+ ret = octeontx_mbox_send(&hdr, NULL, 0, NULL, 0);
+ if (ret < 0) {
+ fpavf_log_err("Could not start buffer counting for ");
+ fpavf_log_err("FPA pool %d. Err=%d. FuncErr=%d\n",
+ gpool_index, ret, hdr.res_code);
+ ret = -EINVAL;
+ goto err;
+ }
+
+err:
+ return ret;
+}
+
+static __rte_always_inline int
+octeontx_fpavf_free(unsigned int gpool)
+{
+ struct fpavf_res *res = octeontx_get_fpavf(gpool);
+ int ret = 0;
+
+ if (gpool >= FPA_MAX_POOL) {
+ ret = -EINVAL;
+ goto err;
+ }
+
+ /* Pool is free */
+ if (res != NULL)
+ res->is_inuse = false;
+
+err:
+ return ret;
+}
+
+static __rte_always_inline int
+octeontx_gpool_free(uint16_t gpool)
+{
+ struct fpavf_res *res = octeontx_get_fpavf(gpool);
+
+ if (res && res->sz128 != 0) {
+ res->sz128 = 0;
+ return 0;
+ }
+ return -EINVAL;
+}
+
+/*
+ * Return buffer size for a given pool
+ */
+int
+octeontx_fpa_bufpool_block_size(uintptr_t handle)
+{
+ struct fpavf_res *res = NULL;
+ uint8_t gpool;
+
+ if (unlikely(!octeontx_fpa_handle_valid(handle)))
+ return -EINVAL;
+
+ /* get the gpool */
+ gpool = octeontx_fpa_bufpool_gpool(handle);
+ res = octeontx_get_fpavf(gpool);
+ return res ? FPA_CACHE_LINE_2_OBJSZ(res->sz128) : 0;
+}
+
+int
+octeontx_fpa_bufpool_free_count(uintptr_t handle)
+{
+ uint64_t cnt, limit, avail;
+ uint8_t gpool;
+ uint16_t gaura;
+ uintptr_t pool_bar;
+
+ if (unlikely(!octeontx_fpa_handle_valid(handle)))
+ return -EINVAL;
+
+ /* get the gpool */
+ gpool = octeontx_fpa_bufpool_gpool(handle);
+ /* get the aura */
+ gaura = octeontx_fpa_bufpool_gaura(handle);
+
+ /* Get pool bar address from handle */
+ pool_bar = handle & ~(uint64_t)FPA_GPOOL_MASK;
+
+ cnt = fpavf_read64((void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT(gaura)));
+ limit = fpavf_read64((void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT_LIMIT(gaura)));
+
+ avail = fpavf_read64((void *)((uintptr_t)pool_bar +
+ FPA_VF_VHPOOL_AVAILABLE(gpool)));
+
+ return RTE_MIN(avail, (limit - cnt));
+}
+
+uintptr_t
+octeontx_fpa_bufpool_create(unsigned int object_size, unsigned int object_count,
+ unsigned int buf_offset, int node_id)
+{
+ unsigned int gpool;
+ unsigned int gaura;
+ uintptr_t gpool_handle;
+ uintptr_t pool_bar;
+ int res;
+
+ RTE_SET_USED(node_id);
+ RTE_BUILD_BUG_ON(sizeof(struct rte_mbuf) > OCTEONTX_FPAVF_BUF_OFFSET);
+
+ octeontx_mbox_init();
+ object_size = RTE_CACHE_LINE_ROUNDUP(object_size);
+ if (object_size > FPA_MAX_OBJ_SIZE) {
+ errno = EINVAL;
+ goto error_end;
+ }
+
+ rte_spinlock_lock(&fpadev.lock);
+ res = octeontx_fpa_gpool_alloc(object_size);
+
+ /* Bail if failed */
+ if (unlikely(res < 0)) {
+ errno = res;
+ goto error_unlock;
+ }
+
+ /* get fpavf */
+ gpool = res;
+
+ /* get pool handle */
+ gpool_handle = octeontx_fpa_gpool2handle(gpool);
+ if (!octeontx_fpa_handle_valid(gpool_handle)) {
+ errno = ENOSPC;
+ goto error_gpool_free;
+ }
+
+ /* Get pool bar address from handle */
+ pool_bar = gpool_handle & ~(uint64_t)FPA_GPOOL_MASK;
+
+ res = octeontx_fpapf_pool_setup(gpool, object_size, buf_offset,
+ object_count);
+ if (res < 0) {
+ errno = res;
+ goto error_gpool_free;
+ }
+
+ /* populate AURA fields */
+ res = octeontx_fpapf_aura_attach(gpool);
+ if (res < 0) {
+ errno = res;
+ goto error_pool_destroy;
+ }
+
+ gaura = FPA_AURA_IDX(gpool);
+
+ /* Release lock */
+ rte_spinlock_unlock(&fpadev.lock);
+
+ /* populate AURA registers */
+ fpavf_write64(object_count, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT(gaura)));
+ fpavf_write64(object_count, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT_LIMIT(gaura)));
+ fpavf_write64(object_count + 1, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT_THRESHOLD(gaura)));
+
+ octeontx_fpapf_start_count(gpool);
+
+ return gpool_handle;
+
+error_pool_destroy:
+ octeontx_fpavf_free(gpool);
+ octeontx_fpapf_pool_destroy(gpool);
+error_gpool_free:
+ octeontx_gpool_free(gpool);
+error_unlock:
+ rte_spinlock_unlock(&fpadev.lock);
+error_end:
+ return (uintptr_t)NULL;
+}
+
+/*
+ * Destroy a buffer pool.
+ */
+int
+octeontx_fpa_bufpool_destroy(uintptr_t handle, int node_id)
+{
+ void **node, **curr, *head = NULL;
+ uint64_t sz;
+ uint64_t cnt, avail;
+ uint8_t gpool;
+ uint16_t gaura;
+ uintptr_t pool_bar;
+ int ret;
+
+ RTE_SET_USED(node_id);
+
+ /* Wait for all outstanding writes to be committed */
+ rte_smp_wmb();
+
+ if (unlikely(!octeontx_fpa_handle_valid(handle)))
+ return -EINVAL;
+
+ /* get the pool */
+ gpool = octeontx_fpa_bufpool_gpool(handle);
+ /* get the aura */
+ gaura = octeontx_fpa_bufpool_gaura(handle);
+
+ /* Get pool bar address from handle */
+ pool_bar = handle & ~(uint64_t)FPA_GPOOL_MASK;
+
+ /* Check for no outstanding buffers */
+ cnt = fpavf_read64((void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT(gaura)));
+ if (cnt) {
+ fpavf_log_dbg("buffer exist in pool cnt %" PRId64 "\n", cnt);
+ return -EBUSY;
+ }
+
+ rte_spinlock_lock(&fpadev.lock);
+
+ avail = fpavf_read64((void *)((uintptr_t)pool_bar +
+ FPA_VF_VHPOOL_AVAILABLE(gpool)));
+
+ /* Prepare to empty the entire POOL */
+ fpavf_write64(avail, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT_LIMIT(gaura)));
+ fpavf_write64(avail + 1, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT_THRESHOLD(gaura)));
+
+ /* Empty the pool */
+ /* Invalidate the POOL */
+ octeontx_gpool_free(gpool);
+
+ /* Process all buffers in the pool */
+ while (avail--) {
+
+ /* Yank a buffer from the pool */
+ node = (void *)(uintptr_t)
+ fpavf_read64((void *)
+ (pool_bar + FPA_VF_VHAURA_OP_ALLOC(gaura)));
+
+ if (node == NULL) {
+ fpavf_log_err("GAURA[%u] missing %" PRIx64 " buf\n",
+ gaura, avail);
+ break;
+ }
+
+ /* Imsert it into an ordered linked list */
+ for (curr = &head; curr[0] != NULL; curr = curr[0]) {
+ if ((uintptr_t)node <= (uintptr_t)curr[0])
+ break;
+ }
+ node[0] = curr[0];
+ curr[0] = node;
+ }
+
+ /* Verify the linked list to be a perfect series */
+ sz = octeontx_fpa_bufpool_block_size(handle) << 7;
+ for (curr = head; curr != NULL && curr[0] != NULL;
+ curr = curr[0]) {
+ if (curr == curr[0] ||
+ ((uintptr_t)curr != ((uintptr_t)curr[0] - sz))) {
+ fpavf_log_err("POOL# %u buf sequence err (%p vs. %p)\n",
+ gpool, curr, curr[0]);
+ }
+ }
+
+ /* Disable pool operation */
+ fpavf_write64(~0ul, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHPOOL_START_ADDR(gpool)));
+ fpavf_write64(~0ul, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHPOOL_END_ADDR(gpool)));
+
+ (void)octeontx_fpapf_pool_destroy(gpool);
+
+ /* Deactivate the AURA */
+ fpavf_write64(0, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT_LIMIT(gaura)));
+ fpavf_write64(0, (void *)((uintptr_t)pool_bar +
+ FPA_VF_VHAURA_CNT_THRESHOLD(gaura)));
+
+ ret = octeontx_fpapf_aura_detach(gpool);
+ if (ret) {
+ fpavf_log_err("Failed to dettach gaura %u. error code=%d\n",
+ gpool, ret);
+ }
+
+ /* Free VF */
+ (void)octeontx_fpavf_free(gpool);
+
+ rte_spinlock_unlock(&fpadev.lock);
+ return 0;
+}
+
static void
octeontx_fpavf_setup(void)
{
uint16_t domain_id;
uint16_t vf_id;
uint64_t stack_ln_ptr;
+ static uint16_t vf_idx;
val = fpavf_read64((void *)((uintptr_t)bar0 +
FPA_VF_VHAURA_CNT_THRESHOLD(0)));
stack_ln_ptr = fpavf_read64((void *)((uintptr_t)bar0 +
FPA_VF_VHPOOL_THRESHOLD(0)));
- if (vf_id >= FPA_VF_MAX) {
+ if (vf_idx >= FPA_VF_MAX) {
fpavf_log_err("vf_id(%d) greater than max vf (32)\n", vf_id);
- return -1;
- }
-
- if (fpadev.pool[vf_id].is_inuse) {
- fpavf_log_err("vf_id %d is_inuse\n", vf_id);
- return -1;
+ return -E2BIG;
}
- fpadev.pool[vf_id].domain_id = domain_id;
- fpadev.pool[vf_id].vf_id = vf_id;
- fpadev.pool[vf_id].bar0 = bar0;
- fpadev.pool[vf_id].stack_ln_ptr = stack_ln_ptr;
+ fpadev.pool[vf_idx].domain_id = domain_id;
+ fpadev.pool[vf_idx].vf_id = vf_id;
+ fpadev.pool[vf_idx].bar0 = bar0;
+ fpadev.pool[vf_idx].stack_ln_ptr = stack_ln_ptr;
/* SUCCESS */
- return vf_id;
+ return vf_idx++;
}
/* FPAVF pcie device aka mempool probe */
{
uint8_t *idreg;
int res;
- struct fpavf_res *fpa;
+ struct fpavf_res *fpa = NULL;
RTE_SET_USED(pci_drv);
RTE_SET_USED(fpa);
static struct rte_pci_driver pci_fpavf = {
.id_table = pci_fpavf_map,
- .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_IOVA_AS_VA,
+ .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_NEED_IOVA_AS_VA,
.probe = fpavf_probe,
};
git.droids-corp.org / dpdk.git / blobdiff