/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright 2018-2019 NXP
+ * Copyright 2018-2020 NXP
*/
#include <string.h>
uint32_t dpaa2_coherent_alloc_cache;
/* QDMA device */
-static struct qdma_device qdma_dev;
+static struct qdma_device q_dev;
/* QDMA H/W queues list */
TAILQ_HEAD(qdma_hw_queue_list, qdma_hw_queue);
static struct qdma_hw_queue_list qdma_queue_list
= TAILQ_HEAD_INITIALIZER(qdma_queue_list);
-/* QDMA Virtual Queues */
-static struct qdma_virt_queue *qdma_vqs;
-
/* QDMA per core data */
static struct qdma_per_core_info qdma_core_info[RTE_MAX_LCORE];
-typedef int (dpdmai_dev_dequeue_multijob_t)(struct dpaa2_dpdmai_dev *dpdmai_dev,
- uint16_t rxq_id,
- uint16_t *vq_id,
- struct rte_qdma_job **job,
- uint16_t nb_jobs);
-
-dpdmai_dev_dequeue_multijob_t *dpdmai_dev_dequeue_multijob;
-
-typedef uint16_t (dpdmai_dev_get_job_t)(const struct qbman_fd *fd,
- struct rte_qdma_job **job);
-typedef int (dpdmai_dev_set_fd_t)(struct qbman_fd *fd,
- struct rte_qdma_job *job,
- struct rte_qdma_rbp *rbp,
- uint16_t vq_id);
-dpdmai_dev_get_job_t *dpdmai_dev_get_job;
-dpdmai_dev_set_fd_t *dpdmai_dev_set_fd;
-
static inline int
qdma_populate_fd_pci(phys_addr_t src, phys_addr_t dest,
uint32_t len, struct qbman_fd *fd,
- struct rte_qdma_rbp *rbp)
+ struct rte_qdma_rbp *rbp, int ser)
{
fd->simple_pci.saddr_lo = lower_32_bits((uint64_t) (src));
fd->simple_pci.saddr_hi = upper_32_bits((uint64_t) (src));
fd->simple_pci.bmt = 1;
fd->simple_pci.fmt = 3;
fd->simple_pci.sl = 1;
- fd->simple_pci.ser = 1;
+ fd->simple_pci.ser = ser;
fd->simple_pci.sportid = rbp->sportid; /*pcie 3 */
fd->simple_pci.srbp = rbp->srbp;
static inline int
qdma_populate_fd_ddr(phys_addr_t src, phys_addr_t dest,
- uint32_t len, struct qbman_fd *fd)
+ uint32_t len, struct qbman_fd *fd, int ser)
{
fd->simple_ddr.saddr_lo = lower_32_bits((uint64_t) (src));
fd->simple_ddr.saddr_hi = upper_32_bits((uint64_t) (src));
fd->simple_ddr.bmt = 1;
fd->simple_ddr.fmt = 3;
fd->simple_ddr.sl = 1;
- fd->simple_ddr.ser = 1;
+ fd->simple_ddr.ser = ser;
/**
* src If RBP=0 {NS,RDTTYPE[3:0]}: 0_1011
* Coherent copy of cacheable memory,
- * lookup in downstream cache, no allocate
+ * lookup in downstream cache, no allocate
* on miss
*/
fd->simple_ddr.rns = 0;
static void
dpaa2_qdma_populate_fle(struct qbman_fle *fle,
+ uint64_t fle_iova,
struct rte_qdma_rbp *rbp,
uint64_t src, uint64_t dest,
- size_t len, uint32_t flags)
+ size_t len, uint32_t flags, uint32_t fmt)
{
struct qdma_sdd *sdd;
+ uint64_t sdd_iova;
- sdd = (struct qdma_sdd *)((uint8_t *)(fle) +
- (DPAA2_QDMA_MAX_FLE * sizeof(struct qbman_fle)));
+ sdd = (struct qdma_sdd *)
+ ((uintptr_t)(uint64_t)fle - QDMA_FLE_FLE_OFFSET +
+ QDMA_FLE_SDD_OFFSET);
+ sdd_iova = fle_iova - QDMA_FLE_FLE_OFFSET + QDMA_FLE_SDD_OFFSET;
/* first frame list to source descriptor */
- DPAA2_SET_FLE_ADDR(fle, DPAA2_VADDR_TO_IOVA(sdd));
+ DPAA2_SET_FLE_ADDR(fle, sdd_iova);
DPAA2_SET_FLE_LEN(fle, (2 * (sizeof(struct qdma_sdd))));
/* source and destination descriptor */
/* source frame list to source buffer */
if (flags & RTE_QDMA_JOB_SRC_PHY) {
DPAA2_SET_FLE_ADDR(fle, src);
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
DPAA2_SET_FLE_BMT(fle);
+#endif
} else {
DPAA2_SET_FLE_ADDR(fle, DPAA2_VADDR_TO_IOVA(src));
}
+ fle->word4.fmt = fmt;
DPAA2_SET_FLE_LEN(fle, len);
fle++;
/* destination frame list to destination buffer */
if (flags & RTE_QDMA_JOB_DEST_PHY) {
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
DPAA2_SET_FLE_BMT(fle);
+#endif
DPAA2_SET_FLE_ADDR(fle, dest);
} else {
DPAA2_SET_FLE_ADDR(fle, DPAA2_VADDR_TO_IOVA(dest));
}
+ fle->word4.fmt = fmt;
DPAA2_SET_FLE_LEN(fle, len);
/* Final bit: 1, for last frame list */
DPAA2_SET_FLE_FIN(fle);
}
-static inline int dpdmai_dev_set_fd_us(struct qbman_fd *fd,
- struct rte_qdma_job *job,
- struct rte_qdma_rbp *rbp,
- uint16_t vq_id)
+static inline int dpdmai_dev_set_fd_us(
+ struct qdma_virt_queue *qdma_vq,
+ struct qbman_fd *fd,
+ struct rte_qdma_job **job,
+ uint16_t nb_jobs)
{
+ struct rte_qdma_rbp *rbp = &qdma_vq->rbp;
struct rte_qdma_job **ppjob;
size_t iova;
- int ret = 0;
+ int ret = 0, loop;
+ int ser = (qdma_vq->flags & RTE_QDMA_VQ_NO_RESPONSE) ?
+ 0 : 1;
+
+ for (loop = 0; loop < nb_jobs; loop++) {
+ if (job[loop]->src & QDMA_RBP_UPPER_ADDRESS_MASK)
+ iova = (size_t)job[loop]->dest;
+ else
+ iova = (size_t)job[loop]->src;
+
+ /* Set the metadata */
+ job[loop]->vq_id = qdma_vq->vq_id;
+ ppjob = (struct rte_qdma_job **)DPAA2_IOVA_TO_VADDR(iova) - 1;
+ *ppjob = job[loop];
+
+ if ((rbp->drbp == 1) || (rbp->srbp == 1))
+ ret = qdma_populate_fd_pci((phys_addr_t)job[loop]->src,
+ (phys_addr_t)job[loop]->dest,
+ job[loop]->len, &fd[loop], rbp, ser);
+ else
+ ret = qdma_populate_fd_ddr((phys_addr_t)job[loop]->src,
+ (phys_addr_t)job[loop]->dest,
+ job[loop]->len, &fd[loop], ser);
+ }
- if (job->src & QDMA_RBP_UPPER_ADDRESS_MASK)
- iova = (size_t)job->dest;
- else
- iova = (size_t)job->src;
+ return ret;
+}
- /* Set the metadata */
- job->vq_id = vq_id;
- ppjob = (struct rte_qdma_job **)DPAA2_IOVA_TO_VADDR(iova) - 1;
- *ppjob = job;
+static uint32_t qdma_populate_sg_entry(
+ struct rte_qdma_job **jobs,
+ struct qdma_sg_entry *src_sge,
+ struct qdma_sg_entry *dst_sge,
+ uint16_t nb_jobs)
+{
+ uint16_t i;
+ uint32_t total_len = 0;
+ uint64_t iova;
+
+ for (i = 0; i < nb_jobs; i++) {
+ /* source SG */
+ if (likely(jobs[i]->flags & RTE_QDMA_JOB_SRC_PHY)) {
+ src_sge->addr_lo = (uint32_t)jobs[i]->src;
+ src_sge->addr_hi = (jobs[i]->src >> 32);
+ } else {
+ iova = DPAA2_VADDR_TO_IOVA(jobs[i]->src);
+ src_sge->addr_lo = (uint32_t)iova;
+ src_sge->addr_hi = iova >> 32;
+ }
+ src_sge->data_len.data_len_sl0 = jobs[i]->len;
+ src_sge->ctrl.sl = QDMA_SG_SL_LONG;
+ src_sge->ctrl.fmt = QDMA_SG_FMT_SDB;
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
+ src_sge->ctrl.bmt = QDMA_SG_BMT_ENABLE;
+#else
+ src_sge->ctrl.bmt = QDMA_SG_BMT_DISABLE;
+#endif
+ /* destination SG */
+ if (likely(jobs[i]->flags & RTE_QDMA_JOB_DEST_PHY)) {
+ dst_sge->addr_lo = (uint32_t)jobs[i]->dest;
+ dst_sge->addr_hi = (jobs[i]->dest >> 32);
+ } else {
+ iova = DPAA2_VADDR_TO_IOVA(jobs[i]->dest);
+ dst_sge->addr_lo = (uint32_t)iova;
+ dst_sge->addr_hi = iova >> 32;
+ }
+ dst_sge->data_len.data_len_sl0 = jobs[i]->len;
+ dst_sge->ctrl.sl = QDMA_SG_SL_LONG;
+ dst_sge->ctrl.fmt = QDMA_SG_FMT_SDB;
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
+ dst_sge->ctrl.bmt = QDMA_SG_BMT_ENABLE;
+#else
+ dst_sge->ctrl.bmt = QDMA_SG_BMT_DISABLE;
+#endif
+ total_len += jobs[i]->len;
+
+ if (i == (nb_jobs - 1)) {
+ src_sge->ctrl.f = QDMA_SG_F;
+ dst_sge->ctrl.f = QDMA_SG_F;
+ } else {
+ src_sge->ctrl.f = 0;
+ dst_sge->ctrl.f = 0;
+ }
+ src_sge++;
+ dst_sge++;
+ }
- if ((rbp->drbp == 1) || (rbp->srbp == 1))
- ret = qdma_populate_fd_pci((phys_addr_t) job->src,
- (phys_addr_t) job->dest,
- job->len, fd, rbp);
- else
- ret = qdma_populate_fd_ddr((phys_addr_t) job->src,
- (phys_addr_t) job->dest,
- job->len, fd);
- return ret;
+ return total_len;
+}
+
+static inline int dpdmai_dev_set_multi_fd_lf_no_rsp(
+ struct qdma_virt_queue *qdma_vq,
+ struct qbman_fd *fd,
+ struct rte_qdma_job **job,
+ uint16_t nb_jobs)
+{
+ struct rte_qdma_rbp *rbp = &qdma_vq->rbp;
+ struct rte_qdma_job **ppjob;
+ uint16_t i;
+ void *elem;
+ struct qbman_fle *fle;
+ uint64_t elem_iova, fle_iova;
+
+ for (i = 0; i < nb_jobs; i++) {
+ elem = job[i]->usr_elem;
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
+ elem_iova = rte_mempool_virt2iova(elem);
+#else
+ elem_iova = DPAA2_VADDR_TO_IOVA(elem);
+#endif
+
+ ppjob = (struct rte_qdma_job **)
+ ((uintptr_t)(uint64_t)elem +
+ QDMA_FLE_SINGLE_JOB_OFFSET);
+ *ppjob = job[i];
+
+ job[i]->vq_id = qdma_vq->vq_id;
+
+ fle = (struct qbman_fle *)
+ ((uintptr_t)(uint64_t)elem + QDMA_FLE_FLE_OFFSET);
+ fle_iova = elem_iova + QDMA_FLE_FLE_OFFSET;
+
+ DPAA2_SET_FD_ADDR(&fd[i], fle_iova);
+ DPAA2_SET_FD_COMPOUND_FMT(&fd[i]);
+
+ memset(fle, 0, DPAA2_QDMA_MAX_FLE * sizeof(struct qbman_fle) +
+ DPAA2_QDMA_MAX_SDD * sizeof(struct qdma_sdd));
+
+ dpaa2_qdma_populate_fle(fle, fle_iova, rbp,
+ job[i]->src, job[i]->dest, job[i]->len,
+ job[i]->flags, QBMAN_FLE_WORD4_FMT_SBF);
+ }
+
+ return 0;
+}
+
+static inline int dpdmai_dev_set_multi_fd_lf(
+ struct qdma_virt_queue *qdma_vq,
+ struct qbman_fd *fd,
+ struct rte_qdma_job **job,
+ uint16_t nb_jobs)
+{
+ struct rte_qdma_rbp *rbp = &qdma_vq->rbp;
+ struct rte_qdma_job **ppjob;
+ uint16_t i;
+ int ret;
+ void *elem[RTE_QDMA_BURST_NB_MAX];
+ struct qbman_fle *fle;
+ uint64_t elem_iova, fle_iova;
+
+ ret = rte_mempool_get_bulk(qdma_vq->fle_pool, elem, nb_jobs);
+ if (ret) {
+ DPAA2_QDMA_DP_DEBUG("Memory alloc failed for FLE");
+ return ret;
+ }
+
+ for (i = 0; i < nb_jobs; i++) {
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
+ elem_iova = rte_mempool_virt2iova(elem[i]);
+#else
+ elem_iova = DPAA2_VADDR_TO_IOVA(elem[i]);
+#endif
+
+ ppjob = (struct rte_qdma_job **)
+ ((uintptr_t)(uint64_t)elem[i] +
+ QDMA_FLE_SINGLE_JOB_OFFSET);
+ *ppjob = job[i];
+
+ job[i]->vq_id = qdma_vq->vq_id;
+
+ fle = (struct qbman_fle *)
+ ((uintptr_t)(uint64_t)elem[i] + QDMA_FLE_FLE_OFFSET);
+ fle_iova = elem_iova + QDMA_FLE_FLE_OFFSET;
+
+ DPAA2_SET_FD_ADDR(&fd[i], fle_iova);
+ DPAA2_SET_FD_COMPOUND_FMT(&fd[i]);
+ DPAA2_SET_FD_FRC(&fd[i], QDMA_SER_CTX);
+
+ memset(fle, 0, DPAA2_QDMA_MAX_FLE * sizeof(struct qbman_fle) +
+ DPAA2_QDMA_MAX_SDD * sizeof(struct qdma_sdd));
+
+ dpaa2_qdma_populate_fle(fle, fle_iova, rbp,
+ job[i]->src, job[i]->dest, job[i]->len,
+ job[i]->flags, QBMAN_FLE_WORD4_FMT_SBF);
+ }
+
+ return 0;
}
-static inline int dpdmai_dev_set_fd_lf(struct qbman_fd *fd,
- struct rte_qdma_job *job,
- struct rte_qdma_rbp *rbp,
- uint16_t vq_id)
+
+static inline int dpdmai_dev_set_sg_fd_lf(
+ struct qdma_virt_queue *qdma_vq,
+ struct qbman_fd *fd,
+ struct rte_qdma_job **job,
+ uint16_t nb_jobs)
{
+ struct rte_qdma_rbp *rbp = &qdma_vq->rbp;
struct rte_qdma_job **ppjob;
+ void *elem;
struct qbman_fle *fle;
- int ret = 0;
+ uint64_t elem_iova, fle_iova, src, dst;
+ int ret = 0, i;
+ struct qdma_sg_entry *src_sge, *dst_sge;
+ uint32_t len, fmt, flags;
+
/*
* Get an FLE/SDD from FLE pool.
* Note: IO metadata is before the FLE and SDD memory.
*/
- ret = rte_mempool_get(qdma_dev.fle_pool, (void **)(&ppjob));
- if (ret) {
- DPAA2_QDMA_DP_DEBUG("Memory alloc failed for FLE");
- return ret;
+ if (qdma_vq->flags & RTE_QDMA_VQ_NO_RESPONSE) {
+ elem = job[0]->usr_elem;
+ } else {
+ ret = rte_mempool_get(qdma_vq->fle_pool, &elem);
+ if (ret) {
+ DPAA2_QDMA_DP_DEBUG("Memory alloc failed for FLE");
+ return ret;
+ }
}
+#ifdef RTE_LIBRTE_DPAA2_USE_PHYS_IOVA
+ elem_iova = rte_mempool_virt2iova(elem);
+#else
+ elem_iova = DPAA2_VADDR_TO_IOVA(elem);
+#endif
+
/* Set the metadata */
- job->vq_id = vq_id;
- *ppjob = job;
+ /* Save job context. */
+ *((uint16_t *)
+ ((uintptr_t)(uint64_t)elem + QDMA_FLE_JOB_NB_OFFSET)) = nb_jobs;
+ ppjob = (struct rte_qdma_job **)
+ ((uintptr_t)(uint64_t)elem + QDMA_FLE_SG_JOBS_OFFSET);
+ for (i = 0; i < nb_jobs; i++)
+ ppjob[i] = job[i];
- fle = (struct qbman_fle *)(ppjob + 1);
+ ppjob[0]->vq_id = qdma_vq->vq_id;
- DPAA2_SET_FD_ADDR(fd, DPAA2_VADDR_TO_IOVA(fle));
+ fle = (struct qbman_fle *)
+ ((uintptr_t)(uint64_t)elem + QDMA_FLE_FLE_OFFSET);
+ fle_iova = elem_iova + QDMA_FLE_FLE_OFFSET;
+
+ DPAA2_SET_FD_ADDR(fd, fle_iova);
DPAA2_SET_FD_COMPOUND_FMT(fd);
- DPAA2_SET_FD_FRC(fd, QDMA_SER_CTX);
+ if (!(qdma_vq->flags & RTE_QDMA_VQ_NO_RESPONSE))
+ DPAA2_SET_FD_FRC(fd, QDMA_SER_CTX);
/* Populate FLE */
- memset(fle, 0, QDMA_FLE_POOL_SIZE);
- dpaa2_qdma_populate_fle(fle, rbp, job->src, job->dest,
- job->len, job->flags);
+ if (likely(nb_jobs > 1)) {
+ src_sge = (struct qdma_sg_entry *)
+ ((uintptr_t)(uint64_t)elem + QDMA_FLE_SG_ENTRY_OFFSET);
+ dst_sge = src_sge + DPAA2_QDMA_MAX_SG_NB;
+ src = elem_iova + QDMA_FLE_SG_ENTRY_OFFSET;
+ dst = src +
+ DPAA2_QDMA_MAX_SG_NB * sizeof(struct qdma_sg_entry);
+ len = qdma_populate_sg_entry(job, src_sge, dst_sge, nb_jobs);
+ fmt = QBMAN_FLE_WORD4_FMT_SGE;
+ flags = RTE_QDMA_JOB_SRC_PHY | RTE_QDMA_JOB_DEST_PHY;
+ } else {
+ src = job[0]->src;
+ dst = job[0]->dest;
+ len = job[0]->len;
+ fmt = QBMAN_FLE_WORD4_FMT_SBF;
+ flags = job[0]->flags;
+ }
+
+ memset(fle, 0, DPAA2_QDMA_MAX_FLE * sizeof(struct qbman_fle) +
+ DPAA2_QDMA_MAX_SDD * sizeof(struct qdma_sdd));
+
+ dpaa2_qdma_populate_fle(fle, fle_iova, rbp,
+ src, dst, len, flags, fmt);
return 0;
}
-static inline uint16_t dpdmai_dev_get_job_us(const struct qbman_fd *fd,
- struct rte_qdma_job **job)
+static inline uint16_t dpdmai_dev_get_job_us(
+ struct qdma_virt_queue *qdma_vq __rte_unused,
+ const struct qbman_fd *fd,
+ struct rte_qdma_job **job, uint16_t *nb_jobs)
{
uint16_t vqid;
size_t iova;
struct rte_qdma_job **ppjob;
if (fd->simple_pci.saddr_hi & (QDMA_RBP_UPPER_ADDRESS_MASK >> 32))
- iova = (size_t) (((uint64_t)fd->simple_pci.daddr_hi) << 32
+ iova = (size_t)(((uint64_t)fd->simple_pci.daddr_hi) << 32
| (uint64_t)fd->simple_pci.daddr_lo);
else
iova = (size_t)(((uint64_t)fd->simple_pci.saddr_hi) << 32
ppjob = (struct rte_qdma_job **)DPAA2_IOVA_TO_VADDR(iova) - 1;
*job = (struct rte_qdma_job *)*ppjob;
- (*job)->status = (fd->simple_pci.acc_err << 8) | (fd->simple_pci.error);
+ (*job)->status = (fd->simple_pci.acc_err << 8) |
+ (fd->simple_pci.error);
vqid = (*job)->vq_id;
+ *nb_jobs = 1;
return vqid;
}
-static inline uint16_t dpdmai_dev_get_job_lf(const struct qbman_fd *fd,
- struct rte_qdma_job **job)
+static inline uint16_t dpdmai_dev_get_single_job_lf(
+ struct qdma_virt_queue *qdma_vq,
+ const struct qbman_fd *fd,
+ struct rte_qdma_job **job,
+ uint16_t *nb_jobs)
{
- struct rte_qdma_job **ppjob;
- uint16_t vqid;
+ struct qbman_fle *fle;
+ struct rte_qdma_job **ppjob = NULL;
+ uint16_t status;
+
/*
* Fetch metadata from FLE. job and vq_id were set
* in metadata in the enqueue operation.
*/
- ppjob = (struct rte_qdma_job **)
+ fle = (struct qbman_fle *)
DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd));
- ppjob -= 1;
- *job = (struct rte_qdma_job *)*ppjob;
- (*job)->status = (DPAA2_GET_FD_ERR(fd) << 8) |
- (DPAA2_GET_FD_FRC(fd) & 0xFF);
- vqid = (*job)->vq_id;
+ *nb_jobs = 1;
+ ppjob = (struct rte_qdma_job **)((uintptr_t)(uint64_t)fle -
+ QDMA_FLE_FLE_OFFSET + QDMA_FLE_SINGLE_JOB_OFFSET);
+
+ status = (DPAA2_GET_FD_ERR(fd) << 8) | (DPAA2_GET_FD_FRC(fd) & 0xFF);
+
+ *job = *ppjob;
+ (*job)->status = status;
/* Free FLE to the pool */
- rte_mempool_put(qdma_dev.fle_pool, (void *)ppjob);
+ rte_mempool_put(qdma_vq->fle_pool,
+ (void *)
+ ((uintptr_t)(uint64_t)fle - QDMA_FLE_FLE_OFFSET));
- return vqid;
+ return (*job)->vq_id;
}
-static struct qdma_hw_queue *
-alloc_hw_queue(uint32_t lcore_id)
+static inline uint16_t dpdmai_dev_get_sg_job_lf(
+ struct qdma_virt_queue *qdma_vq,
+ const struct qbman_fd *fd,
+ struct rte_qdma_job **job,
+ uint16_t *nb_jobs)
{
- struct qdma_hw_queue *queue = NULL;
-
- DPAA2_QDMA_FUNC_TRACE();
+ struct qbman_fle *fle;
+ struct rte_qdma_job **ppjob = NULL;
+ uint16_t i, status;
- /* Get a free queue from the list */
- TAILQ_FOREACH(queue, &qdma_queue_list, next) {
- if (queue->num_users == 0) {
- queue->lcore_id = lcore_id;
- queue->num_users++;
- break;
- }
+ /*
+ * Fetch metadata from FLE. job and vq_id were set
+ * in metadata in the enqueue operation.
+ */
+ fle = (struct qbman_fle *)
+ DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd));
+ *nb_jobs = *((uint16_t *)((uintptr_t)(uint64_t)fle -
+ QDMA_FLE_FLE_OFFSET + QDMA_FLE_JOB_NB_OFFSET));
+ ppjob = (struct rte_qdma_job **)((uintptr_t)(uint64_t)fle -
+ QDMA_FLE_FLE_OFFSET + QDMA_FLE_SG_JOBS_OFFSET);
+ status = (DPAA2_GET_FD_ERR(fd) << 8) | (DPAA2_GET_FD_FRC(fd) & 0xFF);
+
+ for (i = 0; i < (*nb_jobs); i++) {
+ job[i] = ppjob[i];
+ job[i]->status = status;
}
- return queue;
-}
-
-static void
-free_hw_queue(struct qdma_hw_queue *queue)
-{
- DPAA2_QDMA_FUNC_TRACE();
+ /* Free FLE to the pool */
+ rte_mempool_put(qdma_vq->fle_pool,
+ (void *)
+ ((uintptr_t)(uint64_t)fle - QDMA_FLE_FLE_OFFSET));
- queue->num_users--;
+ return job[0]->vq_id;
}
-
-static struct qdma_hw_queue *
-get_hw_queue(uint32_t lcore_id)
+/* Function to receive a QDMA job for a given device and queue*/
+static int
+dpdmai_dev_dequeue_multijob_prefetch(
+ struct qdma_virt_queue *qdma_vq,
+ uint16_t *vq_id,
+ struct rte_qdma_job **job,
+ uint16_t nb_jobs)
{
- struct qdma_per_core_info *core_info;
- struct qdma_hw_queue *queue, *temp;
- uint32_t least_num_users;
- int num_hw_queues, i;
+ struct qdma_hw_queue *qdma_pq = qdma_vq->hw_queue;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = qdma_pq->dpdmai_dev;
+ uint16_t rxq_id = qdma_pq->queue_id;
- DPAA2_QDMA_FUNC_TRACE();
+ struct dpaa2_queue *rxq;
+ struct qbman_result *dq_storage, *dq_storage1 = NULL;
+ struct qbman_pull_desc pulldesc;
+ struct qbman_swp *swp;
+ struct queue_storage_info_t *q_storage;
+ uint32_t fqid;
+ uint8_t status, pending;
+ uint8_t num_rx = 0;
+ const struct qbman_fd *fd;
+ uint16_t vqid, num_rx_ret;
+ int ret, pull_size;
- core_info = &qdma_core_info[lcore_id];
- num_hw_queues = core_info->num_hw_queues;
+ if (qdma_vq->flags & RTE_QDMA_VQ_FD_SG_FORMAT) {
+ /** Make sure there are enough space to get jobs.*/
+ if (unlikely(nb_jobs < DPAA2_QDMA_MAX_SG_NB))
+ return -EINVAL;
+ nb_jobs = 1;
+ }
- /*
- * Allocate a HW queue if there are less queues
- * than maximum per core queues configured
- */
- if (num_hw_queues < qdma_dev.max_hw_queues_per_core) {
- queue = alloc_hw_queue(lcore_id);
- if (queue) {
- core_info->hw_queues[num_hw_queues] = queue;
- core_info->num_hw_queues++;
- return queue;
+ if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
+ ret = dpaa2_affine_qbman_swp();
+ if (ret) {
+ DPAA2_QDMA_ERR(
+ "Failed to allocate IO portal, tid: %d\n",
+ rte_gettid());
+ return 0;
}
}
+ swp = DPAA2_PER_LCORE_PORTAL;
- queue = core_info->hw_queues[0];
- /* In case there is no queue associated with the core return NULL */
- if (!queue)
- return NULL;
+ pull_size = (nb_jobs > dpaa2_dqrr_size) ? dpaa2_dqrr_size : nb_jobs;
+ rxq = &(dpdmai_dev->rx_queue[rxq_id]);
+ fqid = rxq->fqid;
+ q_storage = rxq->q_storage;
- /* Fetch the least loaded H/W queue */
- least_num_users = core_info->hw_queues[0]->num_users;
- for (i = 0; i < num_hw_queues; i++) {
- temp = core_info->hw_queues[i];
- if (temp->num_users < least_num_users)
- queue = temp;
+ if (unlikely(!q_storage->active_dqs)) {
+ q_storage->toggle = 0;
+ dq_storage = q_storage->dq_storage[q_storage->toggle];
+ q_storage->last_num_pkts = pull_size;
+ qbman_pull_desc_clear(&pulldesc);
+ qbman_pull_desc_set_numframes(&pulldesc,
+ q_storage->last_num_pkts);
+ qbman_pull_desc_set_fq(&pulldesc, fqid);
+ qbman_pull_desc_set_storage(&pulldesc, dq_storage,
+ (size_t)(DPAA2_VADDR_TO_IOVA(dq_storage)), 1);
+ if (check_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)) {
+ while (!qbman_check_command_complete(
+ get_swp_active_dqs(
+ DPAA2_PER_LCORE_DPIO->index)))
+ ;
+ clear_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index);
+ }
+ while (1) {
+ if (qbman_swp_pull(swp, &pulldesc)) {
+ DPAA2_QDMA_DP_WARN(
+ "VDQ command not issued.QBMAN busy\n");
+ /* Portal was busy, try again */
+ continue;
+ }
+ break;
+ }
+ q_storage->active_dqs = dq_storage;
+ q_storage->active_dpio_id = DPAA2_PER_LCORE_DPIO->index;
+ set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index,
+ dq_storage);
}
- if (queue)
- queue->num_users++;
-
- return queue;
-}
-
-static void
-put_hw_queue(struct qdma_hw_queue *queue)
-{
- struct qdma_per_core_info *core_info;
- int lcore_id, num_hw_queues, i;
+ dq_storage = q_storage->active_dqs;
+ rte_prefetch0((void *)(size_t)(dq_storage));
+ rte_prefetch0((void *)(size_t)(dq_storage + 1));
- DPAA2_QDMA_FUNC_TRACE();
+ /* Prepare next pull descriptor. This will give space for the
+ * prefething done on DQRR entries
+ */
+ q_storage->toggle ^= 1;
+ dq_storage1 = q_storage->dq_storage[q_storage->toggle];
+ qbman_pull_desc_clear(&pulldesc);
+ qbman_pull_desc_set_numframes(&pulldesc, pull_size);
+ qbman_pull_desc_set_fq(&pulldesc, fqid);
+ qbman_pull_desc_set_storage(&pulldesc, dq_storage1,
+ (size_t)(DPAA2_VADDR_TO_IOVA(dq_storage1)), 1);
- /*
- * If this is the last user of the queue free it.
- * Also remove it from QDMA core info.
+ /* Check if the previous issued command is completed.
+ * Also seems like the SWP is shared between the Ethernet Driver
+ * and the SEC driver.
*/
- if (queue->num_users == 1) {
- free_hw_queue(queue);
+ while (!qbman_check_command_complete(dq_storage))
+ ;
+ if (dq_storage == get_swp_active_dqs(q_storage->active_dpio_id))
+ clear_swp_active_dqs(q_storage->active_dpio_id);
- /* Remove the physical queue from core info */
- lcore_id = queue->lcore_id;
- core_info = &qdma_core_info[lcore_id];
- num_hw_queues = core_info->num_hw_queues;
- for (i = 0; i < num_hw_queues; i++) {
- if (queue == core_info->hw_queues[i])
- break;
- }
- for (; i < num_hw_queues - 1; i++)
- core_info->hw_queues[i] = core_info->hw_queues[i + 1];
- core_info->hw_queues[i] = NULL;
- } else {
- queue->num_users--;
- }
-}
+ pending = 1;
-int
-rte_qdma_init(void)
-{
- DPAA2_QDMA_FUNC_TRACE();
-
- rte_spinlock_init(&qdma_dev.lock);
-
- return 0;
-}
-
-void
-rte_qdma_attr_get(struct rte_qdma_attr *qdma_attr)
-{
- DPAA2_QDMA_FUNC_TRACE();
-
- qdma_attr->num_hw_queues = qdma_dev.num_hw_queues;
-}
-
-int
-rte_qdma_reset(void)
-{
- struct qdma_hw_queue *queue;
- int i;
+ do {
+ /* Loop until the dq_storage is updated with
+ * new token by QBMAN
+ */
+ while (!qbman_check_new_result(dq_storage))
+ ;
+ rte_prefetch0((void *)((size_t)(dq_storage + 2)));
+ /* Check whether Last Pull command is Expired and
+ * setting Condition for Loop termination
+ */
+ if (qbman_result_DQ_is_pull_complete(dq_storage)) {
+ pending = 0;
+ /* Check for valid frame. */
+ status = qbman_result_DQ_flags(dq_storage);
+ if (unlikely((status & QBMAN_DQ_STAT_VALIDFRAME) == 0))
+ continue;
+ }
+ fd = qbman_result_DQ_fd(dq_storage);
- DPAA2_QDMA_FUNC_TRACE();
+ vqid = qdma_vq->get_job(qdma_vq, fd, &job[num_rx],
+ &num_rx_ret);
+ if (vq_id)
+ vq_id[num_rx] = vqid;
- /* In case QDMA device is not in stopped state, return -EBUSY */
- if (qdma_dev.state == 1) {
- DPAA2_QDMA_ERR(
- "Device is in running state. Stop before reset.");
- return -EBUSY;
- }
+ dq_storage++;
+ num_rx += num_rx_ret;
+ } while (pending);
- /* In case there are pending jobs on any VQ, return -EBUSY */
- for (i = 0; i < qdma_dev.max_vqs; i++) {
- if (qdma_vqs[i].in_use && (qdma_vqs[i].num_enqueues !=
- qdma_vqs[i].num_dequeues))
- DPAA2_QDMA_ERR("Jobs are still pending on VQ: %d", i);
- return -EBUSY;
+ if (check_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)) {
+ while (!qbman_check_command_complete(
+ get_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)))
+ ;
+ clear_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index);
}
-
- /* Reset HW queues */
- TAILQ_FOREACH(queue, &qdma_queue_list, next)
- queue->num_users = 0;
-
- /* Reset and free virtual queues */
- for (i = 0; i < qdma_dev.max_vqs; i++) {
- if (qdma_vqs[i].status_ring)
- rte_ring_free(qdma_vqs[i].status_ring);
+ /* issue a volatile dequeue command for next pull */
+ while (1) {
+ if (qbman_swp_pull(swp, &pulldesc)) {
+ DPAA2_QDMA_DP_WARN(
+ "VDQ command is not issued. QBMAN is busy (2)\n");
+ continue;
+ }
+ break;
}
- if (qdma_vqs)
- rte_free(qdma_vqs);
- qdma_vqs = NULL;
-
- /* Reset per core info */
- memset(&qdma_core_info, 0,
- sizeof(struct qdma_per_core_info) * RTE_MAX_LCORE);
-
- /* Free the FLE pool */
- if (qdma_dev.fle_pool)
- rte_mempool_free(qdma_dev.fle_pool);
- /* Reset QDMA device structure */
- qdma_dev.mode = RTE_QDMA_MODE_HW;
- qdma_dev.max_hw_queues_per_core = 0;
- qdma_dev.fle_pool = NULL;
- qdma_dev.fle_pool_count = 0;
- qdma_dev.max_vqs = 0;
+ q_storage->active_dqs = dq_storage1;
+ q_storage->active_dpio_id = DPAA2_PER_LCORE_DPIO->index;
+ set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index, dq_storage1);
- return 0;
+ return num_rx;
}
-int
-rte_qdma_configure(struct rte_qdma_config *qdma_config)
+static int
+dpdmai_dev_dequeue_multijob_no_prefetch(
+ struct qdma_virt_queue *qdma_vq,
+ uint16_t *vq_id,
+ struct rte_qdma_job **job,
+ uint16_t nb_jobs)
{
- int ret;
- char fle_pool_name[32]; /* RTE_MEMZONE_NAMESIZE = 32 */
-
- DPAA2_QDMA_FUNC_TRACE();
-
- /* In case QDMA device is not in stopped state, return -EBUSY */
- if (qdma_dev.state == 1) {
- DPAA2_QDMA_ERR(
- "Device is in running state. Stop before config.");
- return -1;
- }
-
- /* Reset the QDMA device */
- ret = rte_qdma_reset();
- if (ret) {
- DPAA2_QDMA_ERR("Resetting QDMA failed");
- return ret;
- }
-
- /* Set mode */
- qdma_dev.mode = qdma_config->mode;
-
- /* Set max HW queue per core */
- if (qdma_config->max_hw_queues_per_core > MAX_HW_QUEUE_PER_CORE) {
- DPAA2_QDMA_ERR("H/W queues per core is more than: %d",
- MAX_HW_QUEUE_PER_CORE);
- return -EINVAL;
- }
- qdma_dev.max_hw_queues_per_core =
- qdma_config->max_hw_queues_per_core;
+ struct qdma_hw_queue *qdma_pq = qdma_vq->hw_queue;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = qdma_pq->dpdmai_dev;
+ uint16_t rxq_id = qdma_pq->queue_id;
- /* Allocate Virtual Queues */
- qdma_vqs = rte_malloc("qdma_virtual_queues",
- (sizeof(struct qdma_virt_queue) * qdma_config->max_vqs),
- RTE_CACHE_LINE_SIZE);
- if (!qdma_vqs) {
- DPAA2_QDMA_ERR("qdma_virtual_queues allocation failed");
- return -ENOMEM;
+ struct dpaa2_queue *rxq;
+ struct qbman_result *dq_storage;
+ struct qbman_pull_desc pulldesc;
+ struct qbman_swp *swp;
+ uint32_t fqid;
+ uint8_t status, pending;
+ uint8_t num_rx = 0;
+ const struct qbman_fd *fd;
+ uint16_t vqid, num_rx_ret;
+ int ret, next_pull, num_pulled = 0;
+
+ if (qdma_vq->flags & RTE_QDMA_VQ_FD_SG_FORMAT) {
+ /** Make sure there are enough space to get jobs.*/
+ if (unlikely(nb_jobs < DPAA2_QDMA_MAX_SG_NB))
+ return -EINVAL;
+ nb_jobs = 1;
}
- qdma_dev.max_vqs = qdma_config->max_vqs;
- /* Allocate FLE pool; just append PID so that in case of
- * multiprocess, the pool's don't collide.
- */
- snprintf(fle_pool_name, sizeof(fle_pool_name), "qdma_fle_pool%u",
- getpid());
- qdma_dev.fle_pool = rte_mempool_create(fle_pool_name,
- qdma_config->fle_pool_count, QDMA_FLE_POOL_SIZE,
- QDMA_FLE_CACHE_SIZE(qdma_config->fle_pool_count), 0,
- NULL, NULL, NULL, NULL, SOCKET_ID_ANY, 0);
- if (!qdma_dev.fle_pool) {
- DPAA2_QDMA_ERR("qdma_fle_pool create failed");
- rte_free(qdma_vqs);
- qdma_vqs = NULL;
- return -ENOMEM;
- }
- qdma_dev.fle_pool_count = qdma_config->fle_pool_count;
+ next_pull = nb_jobs;
- if (qdma_config->format == RTE_QDMA_ULTRASHORT_FORMAT) {
- dpdmai_dev_get_job = dpdmai_dev_get_job_us;
- dpdmai_dev_set_fd = dpdmai_dev_set_fd_us;
- } else {
- dpdmai_dev_get_job = dpdmai_dev_get_job_lf;
- dpdmai_dev_set_fd = dpdmai_dev_set_fd_lf;
+ if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
+ ret = dpaa2_affine_qbman_swp();
+ if (ret) {
+ DPAA2_QDMA_ERR(
+ "Failed to allocate IO portal, tid: %d\n",
+ rte_gettid());
+ return 0;
+ }
}
- return 0;
-}
-
-int
-rte_qdma_start(void)
-{
- DPAA2_QDMA_FUNC_TRACE();
-
- qdma_dev.state = 1;
-
- return 0;
-}
+ swp = DPAA2_PER_LCORE_PORTAL;
-int
-rte_qdma_vq_create(uint32_t lcore_id, uint32_t flags)
-{
- char ring_name[32];
- int i;
+ rxq = &(dpdmai_dev->rx_queue[rxq_id]);
+ fqid = rxq->fqid;
- DPAA2_QDMA_FUNC_TRACE();
+ do {
+ dq_storage = rxq->q_storage->dq_storage[0];
+ /* Prepare dequeue descriptor */
+ qbman_pull_desc_clear(&pulldesc);
+ qbman_pull_desc_set_fq(&pulldesc, fqid);
+ qbman_pull_desc_set_storage(&pulldesc, dq_storage,
+ (uint64_t)(DPAA2_VADDR_TO_IOVA(dq_storage)), 1);
- rte_spinlock_lock(&qdma_dev.lock);
+ if (next_pull > dpaa2_dqrr_size) {
+ qbman_pull_desc_set_numframes(&pulldesc,
+ dpaa2_dqrr_size);
+ next_pull -= dpaa2_dqrr_size;
+ } else {
+ qbman_pull_desc_set_numframes(&pulldesc, next_pull);
+ next_pull = 0;
+ }
- /* Get a free Virtual Queue */
- for (i = 0; i < qdma_dev.max_vqs; i++) {
- if (qdma_vqs[i].in_use == 0)
+ while (1) {
+ if (qbman_swp_pull(swp, &pulldesc)) {
+ DPAA2_QDMA_DP_WARN(
+ "VDQ command not issued. QBMAN busy");
+ /* Portal was busy, try again */
+ continue;
+ }
break;
- }
-
- /* Return in case no VQ is free */
- if (i == qdma_dev.max_vqs) {
- rte_spinlock_unlock(&qdma_dev.lock);
- DPAA2_QDMA_ERR("Unable to get lock on QDMA device");
- return -ENODEV;
- }
-
- if (qdma_dev.mode == RTE_QDMA_MODE_HW ||
- (flags & RTE_QDMA_VQ_EXCLUSIVE_PQ)) {
- /* Allocate HW queue for a VQ */
- qdma_vqs[i].hw_queue = alloc_hw_queue(lcore_id);
- qdma_vqs[i].exclusive_hw_queue = 1;
- } else {
- /* Allocate a Ring for Virutal Queue in VQ mode */
- snprintf(ring_name, sizeof(ring_name), "status ring %d", i);
- qdma_vqs[i].status_ring = rte_ring_create(ring_name,
- qdma_dev.fle_pool_count, rte_socket_id(), 0);
- if (!qdma_vqs[i].status_ring) {
- DPAA2_QDMA_ERR("Status ring creation failed for vq");
- rte_spinlock_unlock(&qdma_dev.lock);
- return rte_errno;
}
- /* Get a HW queue (shared) for a VQ */
- qdma_vqs[i].hw_queue = get_hw_queue(lcore_id);
- qdma_vqs[i].exclusive_hw_queue = 0;
- }
+ rte_prefetch0((void *)((size_t)(dq_storage + 1)));
+ /* Check if the previous issued command is completed. */
+ while (!qbman_check_command_complete(dq_storage))
+ ;
- if (qdma_vqs[i].hw_queue == NULL) {
- DPAA2_QDMA_ERR("No H/W queue available for VQ");
- if (qdma_vqs[i].status_ring)
- rte_ring_free(qdma_vqs[i].status_ring);
- qdma_vqs[i].status_ring = NULL;
- rte_spinlock_unlock(&qdma_dev.lock);
- return -ENODEV;
- }
+ num_pulled = 0;
+ pending = 1;
- qdma_vqs[i].in_use = 1;
- qdma_vqs[i].lcore_id = lcore_id;
- memset(&qdma_vqs[i].rbp, 0, sizeof(struct rte_qdma_rbp));
- rte_spinlock_unlock(&qdma_dev.lock);
+ do {
+ /* Loop until dq_storage is updated
+ * with new token by QBMAN
+ */
+ while (!qbman_check_new_result(dq_storage))
+ ;
+ rte_prefetch0((void *)((size_t)(dq_storage + 2)));
- return i;
-}
+ if (qbman_result_DQ_is_pull_complete(dq_storage)) {
+ pending = 0;
+ /* Check for valid frame. */
+ status = qbman_result_DQ_flags(dq_storage);
+ if (unlikely((status &
+ QBMAN_DQ_STAT_VALIDFRAME) == 0))
+ continue;
+ }
+ fd = qbman_result_DQ_fd(dq_storage);
-/*create vq for route-by-port*/
-int
-rte_qdma_vq_create_rbp(uint32_t lcore_id, uint32_t flags,
- struct rte_qdma_rbp *rbp)
-{
- int i;
+ vqid = qdma_vq->get_job(qdma_vq, fd,
+ &job[num_rx], &num_rx_ret);
+ if (vq_id)
+ vq_id[num_rx] = vqid;
- i = rte_qdma_vq_create(lcore_id, flags);
+ dq_storage++;
+ num_rx += num_rx_ret;
+ num_pulled++;
- memcpy(&qdma_vqs[i].rbp, rbp, sizeof(struct rte_qdma_rbp));
+ } while (pending);
+ /* Last VDQ provided all packets and more packets are requested */
+ } while (next_pull && num_pulled == dpaa2_dqrr_size);
- return i;
+ return num_rx;
}
static int
-dpdmai_dev_enqueue_multi(struct dpaa2_dpdmai_dev *dpdmai_dev,
- uint16_t txq_id,
- uint16_t vq_id,
- struct rte_qdma_rbp *rbp,
+dpdmai_dev_enqueue_multi(
+ struct qdma_virt_queue *qdma_vq,
struct rte_qdma_job **job,
uint16_t nb_jobs)
{
+ struct qdma_hw_queue *qdma_pq = qdma_vq->hw_queue;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = qdma_pq->dpdmai_dev;
+ uint16_t txq_id = qdma_pq->queue_id;
+
struct qbman_fd fd[RTE_QDMA_BURST_NB_MAX];
struct dpaa2_queue *txq;
struct qbman_eq_desc eqdesc;
int ret;
uint32_t num_to_send = 0;
uint16_t num_tx = 0;
+ uint32_t enqueue_loop, retry_count, loop;
if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
ret = dpaa2_affine_qbman_swp();
if (ret) {
- DPAA2_QDMA_ERR("Failure in affining portal");
+ DPAA2_QDMA_ERR(
+ "Failed to allocate IO portal, tid: %d\n",
+ rte_gettid());
return 0;
}
}
qbman_eq_desc_set_no_orp(&eqdesc, 0);
qbman_eq_desc_set_response(&eqdesc, 0, 0);
- memset(fd, 0, RTE_QDMA_BURST_NB_MAX * sizeof(struct qbman_fd));
+ if (qdma_vq->flags & RTE_QDMA_VQ_FD_SG_FORMAT) {
+ uint16_t fd_nb;
+ uint16_t sg_entry_nb = nb_jobs > DPAA2_QDMA_MAX_SG_NB ?
+ DPAA2_QDMA_MAX_SG_NB : nb_jobs;
+ uint16_t job_idx = 0;
+ uint16_t fd_sg_nb[8];
+ uint16_t nb_jobs_ret = 0;
+
+ if (nb_jobs % DPAA2_QDMA_MAX_SG_NB)
+ fd_nb = nb_jobs / DPAA2_QDMA_MAX_SG_NB + 1;
+ else
+ fd_nb = nb_jobs / DPAA2_QDMA_MAX_SG_NB;
+
+ memset(&fd[0], 0, sizeof(struct qbman_fd) * fd_nb);
+
+ for (loop = 0; loop < fd_nb; loop++) {
+ ret = qdma_vq->set_fd(qdma_vq, &fd[loop], &job[job_idx],
+ sg_entry_nb);
+ if (unlikely(ret < 0))
+ return 0;
+ fd_sg_nb[loop] = sg_entry_nb;
+ nb_jobs -= sg_entry_nb;
+ job_idx += sg_entry_nb;
+ sg_entry_nb = nb_jobs > DPAA2_QDMA_MAX_SG_NB ?
+ DPAA2_QDMA_MAX_SG_NB : nb_jobs;
+ }
- while (nb_jobs > 0) {
- uint32_t loop;
+ /* Enqueue the packet to the QBMAN */
+ enqueue_loop = 0; retry_count = 0;
+
+ while (enqueue_loop < fd_nb) {
+ ret = qbman_swp_enqueue_multiple(swp,
+ &eqdesc, &fd[enqueue_loop],
+ NULL, fd_nb - enqueue_loop);
+ if (unlikely(ret < 0)) {
+ retry_count++;
+ if (retry_count > DPAA2_MAX_TX_RETRY_COUNT)
+ return nb_jobs_ret;
+ } else {
+ for (loop = 0; loop < (uint32_t)ret; loop++)
+ nb_jobs_ret +=
+ fd_sg_nb[enqueue_loop + loop];
+ enqueue_loop += ret;
+ retry_count = 0;
+ }
+ }
+
+ return nb_jobs_ret;
+ }
+ memset(fd, 0, nb_jobs * sizeof(struct qbman_fd));
+
+ while (nb_jobs > 0) {
num_to_send = (nb_jobs > dpaa2_eqcr_size) ?
dpaa2_eqcr_size : nb_jobs;
- for (loop = 0; loop < num_to_send; loop++) {
- ret = dpdmai_dev_set_fd(&fd[loop],
- job[num_tx], rbp, vq_id);
- if (ret < 0) {
- /* Set nb_jobs to loop, so outer while loop
- * breaks out.
- */
- nb_jobs = loop;
- break;
- }
-
- num_tx++;
- }
+ ret = qdma_vq->set_fd(qdma_vq, &fd[num_tx],
+ &job[num_tx], num_to_send);
+ if (unlikely(ret < 0))
+ break;
/* Enqueue the packet to the QBMAN */
- uint32_t enqueue_loop = 0, retry_count = 0;
+ enqueue_loop = 0; retry_count = 0;
+ loop = num_to_send;
+
while (enqueue_loop < loop) {
ret = qbman_swp_enqueue_multiple(swp,
&eqdesc,
- &fd[enqueue_loop],
+ &fd[num_tx + enqueue_loop],
NULL,
loop - enqueue_loop);
if (unlikely(ret < 0)) {
retry_count++;
if (retry_count > DPAA2_MAX_TX_RETRY_COUNT)
- return num_tx - (loop - enqueue_loop);
+ return num_tx;
} else {
enqueue_loop += ret;
retry_count = 0;
}
}
+ num_tx += num_to_send;
nb_jobs -= loop;
}
return num_tx;
}
-int
-rte_qdma_vq_enqueue_multi(uint16_t vq_id,
- struct rte_qdma_job **job,
- uint16_t nb_jobs)
+static struct qdma_hw_queue *
+alloc_hw_queue(uint32_t lcore_id)
{
- struct qdma_virt_queue *qdma_vq = &qdma_vqs[vq_id];
- struct qdma_hw_queue *qdma_pq = qdma_vq->hw_queue;
- struct dpaa2_dpdmai_dev *dpdmai_dev = qdma_pq->dpdmai_dev;
- int ret;
+ struct qdma_hw_queue *queue = NULL;
- /* Return error in case of wrong lcore_id */
- if (rte_lcore_id() != qdma_vq->lcore_id) {
- DPAA2_QDMA_ERR("QDMA enqueue for vqid %d on wrong core",
- vq_id);
- return -EINVAL;
+ DPAA2_QDMA_FUNC_TRACE();
+
+ /* Get a free queue from the list */
+ TAILQ_FOREACH(queue, &qdma_queue_list, next) {
+ if (queue->num_users == 0) {
+ queue->lcore_id = lcore_id;
+ queue->num_users++;
+ break;
+ }
}
- ret = dpdmai_dev_enqueue_multi(dpdmai_dev,
- qdma_pq->queue_id,
- vq_id,
- &qdma_vq->rbp,
- job,
- nb_jobs);
- if (ret < 0) {
- DPAA2_QDMA_ERR("DPDMAI device enqueue failed: %d", ret);
- return ret;
+ return queue;
+}
+
+static void
+free_hw_queue(struct qdma_hw_queue *queue)
+{
+ DPAA2_QDMA_FUNC_TRACE();
+
+ queue->num_users--;
+}
+
+
+static struct qdma_hw_queue *
+get_hw_queue(struct qdma_device *qdma_dev, uint32_t lcore_id)
+{
+ struct qdma_per_core_info *core_info;
+ struct qdma_hw_queue *queue, *temp;
+ uint32_t least_num_users;
+ int num_hw_queues, i;
+
+ DPAA2_QDMA_FUNC_TRACE();
+
+ core_info = &qdma_core_info[lcore_id];
+ num_hw_queues = core_info->num_hw_queues;
+
+ /*
+ * Allocate a HW queue if there are less queues
+ * than maximum per core queues configured
+ */
+ if (num_hw_queues < qdma_dev->max_hw_queues_per_core) {
+ queue = alloc_hw_queue(lcore_id);
+ if (queue) {
+ core_info->hw_queues[num_hw_queues] = queue;
+ core_info->num_hw_queues++;
+ return queue;
+ }
}
- qdma_vq->num_enqueues += ret;
+ queue = core_info->hw_queues[0];
+ /* In case there is no queue associated with the core return NULL */
+ if (!queue)
+ return NULL;
- return ret;
+ /* Fetch the least loaded H/W queue */
+ least_num_users = core_info->hw_queues[0]->num_users;
+ for (i = 0; i < num_hw_queues; i++) {
+ temp = core_info->hw_queues[i];
+ if (temp->num_users < least_num_users)
+ queue = temp;
+ }
+
+ if (queue)
+ queue->num_users++;
+
+ return queue;
}
-int
-rte_qdma_vq_enqueue(uint16_t vq_id,
- struct rte_qdma_job *job)
+static void
+put_hw_queue(struct qdma_hw_queue *queue)
{
- return rte_qdma_vq_enqueue_multi(vq_id, &job, 1);
+ struct qdma_per_core_info *core_info;
+ int lcore_id, num_hw_queues, i;
+
+ DPAA2_QDMA_FUNC_TRACE();
+
+ /*
+ * If this is the last user of the queue free it.
+ * Also remove it from QDMA core info.
+ */
+ if (queue->num_users == 1) {
+ free_hw_queue(queue);
+
+ /* Remove the physical queue from core info */
+ lcore_id = queue->lcore_id;
+ core_info = &qdma_core_info[lcore_id];
+ num_hw_queues = core_info->num_hw_queues;
+ for (i = 0; i < num_hw_queues; i++) {
+ if (queue == core_info->hw_queues[i])
+ break;
+ }
+ for (; i < num_hw_queues - 1; i++)
+ core_info->hw_queues[i] = core_info->hw_queues[i + 1];
+ core_info->hw_queues[i] = NULL;
+ } else {
+ queue->num_users--;
+ }
}
-/* Function to receive a QDMA job for a given device and queue*/
static int
-dpdmai_dev_dequeue_multijob_prefetch(
- struct dpaa2_dpdmai_dev *dpdmai_dev,
- uint16_t rxq_id,
- uint16_t *vq_id,
- struct rte_qdma_job **job,
- uint16_t nb_jobs)
+dpaa2_qdma_attr_get(struct rte_rawdev *rawdev,
+ __rte_unused const char *attr_name,
+ uint64_t *attr_value)
{
- struct dpaa2_queue *rxq;
- struct qbman_result *dq_storage, *dq_storage1 = NULL;
- struct qbman_pull_desc pulldesc;
- struct qbman_swp *swp;
- struct queue_storage_info_t *q_storage;
- uint32_t fqid;
- uint8_t status, pending;
- uint8_t num_rx = 0;
- const struct qbman_fd *fd;
- uint16_t vqid;
- int ret, pull_size;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
+ struct rte_qdma_attr *qdma_attr = (struct rte_qdma_attr *)attr_value;
- if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
- ret = dpaa2_affine_qbman_swp();
- if (ret) {
- DPAA2_QDMA_ERR("Failure in affining portal");
- return 0;
+ DPAA2_QDMA_FUNC_TRACE();
+
+ qdma_attr->num_hw_queues = qdma_dev->num_hw_queues;
+
+ return 0;
+}
+
+static int
+dpaa2_qdma_reset(struct rte_rawdev *rawdev)
+{
+ struct qdma_hw_queue *queue;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
+ int i;
+
+ DPAA2_QDMA_FUNC_TRACE();
+
+ /* In case QDMA device is not in stopped state, return -EBUSY */
+ if (qdma_dev->state == 1) {
+ DPAA2_QDMA_ERR(
+ "Device is in running state. Stop before reset.");
+ return -EBUSY;
+ }
+
+ /* In case there are pending jobs on any VQ, return -EBUSY */
+ for (i = 0; i < qdma_dev->max_vqs; i++) {
+ if (qdma_dev->vqs[i].in_use && (qdma_dev->vqs[i].num_enqueues !=
+ qdma_dev->vqs[i].num_dequeues)) {
+ DPAA2_QDMA_ERR("Jobs are still pending on VQ: %d", i);
+ return -EBUSY;
}
}
- swp = DPAA2_PER_LCORE_PORTAL;
- pull_size = (nb_jobs > dpaa2_dqrr_size) ? dpaa2_dqrr_size : nb_jobs;
- rxq = &(dpdmai_dev->rx_queue[rxq_id]);
- fqid = rxq->fqid;
- q_storage = rxq->q_storage;
+ /* Reset HW queues */
+ TAILQ_FOREACH(queue, &qdma_queue_list, next)
+ queue->num_users = 0;
- if (unlikely(!q_storage->active_dqs)) {
- q_storage->toggle = 0;
- dq_storage = q_storage->dq_storage[q_storage->toggle];
- q_storage->last_num_pkts = pull_size;
- qbman_pull_desc_clear(&pulldesc);
- qbman_pull_desc_set_numframes(&pulldesc,
- q_storage->last_num_pkts);
- qbman_pull_desc_set_fq(&pulldesc, fqid);
- qbman_pull_desc_set_storage(&pulldesc, dq_storage,
- (size_t)(DPAA2_VADDR_TO_IOVA(dq_storage)), 1);
- if (check_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)) {
- while (!qbman_check_command_complete(
- get_swp_active_dqs(
- DPAA2_PER_LCORE_DPIO->index)))
- ;
- clear_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index);
- }
- while (1) {
- if (qbman_swp_pull(swp, &pulldesc)) {
- DPAA2_QDMA_DP_WARN(
- "VDQ command not issued.QBMAN busy\n");
- /* Portal was busy, try again */
- continue;
- }
- break;
- }
- q_storage->active_dqs = dq_storage;
- q_storage->active_dpio_id = DPAA2_PER_LCORE_DPIO->index;
- set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index,
- dq_storage);
+ /* Reset and free virtual queues */
+ for (i = 0; i < qdma_dev->max_vqs; i++) {
+ if (qdma_dev->vqs[i].status_ring)
+ rte_ring_free(qdma_dev->vqs[i].status_ring);
}
+ if (qdma_dev->vqs)
+ rte_free(qdma_dev->vqs);
+ qdma_dev->vqs = NULL;
- dq_storage = q_storage->active_dqs;
- rte_prefetch0((void *)(size_t)(dq_storage));
- rte_prefetch0((void *)(size_t)(dq_storage + 1));
+ /* Reset per core info */
+ memset(&qdma_core_info, 0,
+ sizeof(struct qdma_per_core_info) * RTE_MAX_LCORE);
- /* Prepare next pull descriptor. This will give space for the
- * prefething done on DQRR entries
- */
- q_storage->toggle ^= 1;
- dq_storage1 = q_storage->dq_storage[q_storage->toggle];
- qbman_pull_desc_clear(&pulldesc);
- qbman_pull_desc_set_numframes(&pulldesc, pull_size);
- qbman_pull_desc_set_fq(&pulldesc, fqid);
- qbman_pull_desc_set_storage(&pulldesc, dq_storage1,
- (size_t)(DPAA2_VADDR_TO_IOVA(dq_storage1)), 1);
+ /* Reset QDMA device structure */
+ qdma_dev->max_hw_queues_per_core = 0;
+ qdma_dev->fle_queue_pool_cnt = 0;
+ qdma_dev->max_vqs = 0;
- /* Check if the previous issued command is completed.
- * Also seems like the SWP is shared between the Ethernet Driver
- * and the SEC driver.
- */
- while (!qbman_check_command_complete(dq_storage))
- ;
- if (dq_storage == get_swp_active_dqs(q_storage->active_dpio_id))
- clear_swp_active_dqs(q_storage->active_dpio_id);
+ return 0;
+}
- pending = 1;
+static int
+dpaa2_qdma_configure(const struct rte_rawdev *rawdev,
+ rte_rawdev_obj_t config,
+ size_t config_size)
+{
+ char name[32]; /* RTE_MEMZONE_NAMESIZE = 32 */
+ struct rte_qdma_config *qdma_config = (struct rte_qdma_config *)config;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
- do {
- /* Loop until the dq_storage is updated with
- * new token by QBMAN
- */
- while (!qbman_check_new_result(dq_storage))
- ;
- rte_prefetch0((void *)((size_t)(dq_storage + 2)));
- /* Check whether Last Pull command is Expired and
- * setting Condition for Loop termination
- */
- if (qbman_result_DQ_is_pull_complete(dq_storage)) {
- pending = 0;
- /* Check for valid frame. */
- status = qbman_result_DQ_flags(dq_storage);
- if (unlikely((status & QBMAN_DQ_STAT_VALIDFRAME) == 0))
- continue;
- }
- fd = qbman_result_DQ_fd(dq_storage);
+ DPAA2_QDMA_FUNC_TRACE();
- vqid = dpdmai_dev_get_job(fd, &job[num_rx]);
- if (vq_id)
- vq_id[num_rx] = vqid;
+ if (config_size != sizeof(*qdma_config))
+ return -EINVAL;
- dq_storage++;
- num_rx++;
- } while (pending);
+ /* In case QDMA device is not in stopped state, return -EBUSY */
+ if (qdma_dev->state == 1) {
+ DPAA2_QDMA_ERR(
+ "Device is in running state. Stop before config.");
+ return -1;
+ }
- if (check_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)) {
- while (!qbman_check_command_complete(
- get_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index)))
- ;
- clear_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index);
+ /* Set max HW queue per core */
+ if (qdma_config->max_hw_queues_per_core > MAX_HW_QUEUE_PER_CORE) {
+ DPAA2_QDMA_ERR("H/W queues per core is more than: %d",
+ MAX_HW_QUEUE_PER_CORE);
+ return -EINVAL;
}
- /* issue a volatile dequeue command for next pull */
- while (1) {
- if (qbman_swp_pull(swp, &pulldesc)) {
- DPAA2_QDMA_DP_WARN("VDQ command is not issued."
- "QBMAN is busy (2)\n");
- continue;
- }
- break;
+ qdma_dev->max_hw_queues_per_core =
+ qdma_config->max_hw_queues_per_core;
+
+ /* Allocate Virtual Queues */
+ sprintf(name, "qdma_%d_vq", rawdev->dev_id);
+ qdma_dev->vqs = rte_malloc(name,
+ (sizeof(struct qdma_virt_queue) * qdma_config->max_vqs),
+ RTE_CACHE_LINE_SIZE);
+ if (!qdma_dev->vqs) {
+ DPAA2_QDMA_ERR("qdma_virtual_queues allocation failed");
+ return -ENOMEM;
+ }
+ qdma_dev->max_vqs = qdma_config->max_vqs;
+ qdma_dev->fle_queue_pool_cnt = qdma_config->fle_queue_pool_cnt;
+
+ return 0;
+}
+
+static int
+dpaa2_qdma_start(struct rte_rawdev *rawdev)
+{
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
+
+ DPAA2_QDMA_FUNC_TRACE();
+
+ qdma_dev->state = 1;
+
+ return 0;
+}
+
+static int
+check_devargs_handler(__rte_unused const char *key, const char *value,
+ __rte_unused void *opaque)
+{
+ if (strcmp(value, "1"))
+ return -1;
+
+ return 0;
+}
+
+static int
+dpaa2_get_devargs(struct rte_devargs *devargs, const char *key)
+{
+ struct rte_kvargs *kvlist;
+
+ if (!devargs)
+ return 0;
+
+ kvlist = rte_kvargs_parse(devargs->args, NULL);
+ if (!kvlist)
+ return 0;
+
+ if (!rte_kvargs_count(kvlist, key)) {
+ rte_kvargs_free(kvlist);
+ return 0;
}
- q_storage->active_dqs = dq_storage1;
- q_storage->active_dpio_id = DPAA2_PER_LCORE_DPIO->index;
- set_swp_active_dqs(DPAA2_PER_LCORE_DPIO->index, dq_storage1);
+ if (rte_kvargs_process(kvlist, key,
+ check_devargs_handler, NULL) < 0) {
+ rte_kvargs_free(kvlist);
+ return 0;
+ }
+ rte_kvargs_free(kvlist);
- return num_rx;
+ return 1;
}
static int
-dpdmai_dev_dequeue_multijob_no_prefetch(
- struct dpaa2_dpdmai_dev *dpdmai_dev,
- uint16_t rxq_id,
- uint16_t *vq_id,
- struct rte_qdma_job **job,
- uint16_t nb_jobs)
+dpaa2_qdma_queue_setup(struct rte_rawdev *rawdev,
+ __rte_unused uint16_t queue_id,
+ rte_rawdev_obj_t queue_conf,
+ size_t conf_size)
{
- struct dpaa2_queue *rxq;
- struct qbman_result *dq_storage;
- struct qbman_pull_desc pulldesc;
- struct qbman_swp *swp;
- uint32_t fqid;
- uint8_t status, pending;
- uint8_t num_rx = 0;
- const struct qbman_fd *fd;
- uint16_t vqid;
- int ret, next_pull = nb_jobs, num_pulled = 0;
+ char ring_name[32];
+ char pool_name[64];
+ int i;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
+ struct rte_qdma_queue_config *q_config =
+ (struct rte_qdma_queue_config *)queue_conf;
+ uint32_t pool_size;
- if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
- ret = dpaa2_affine_qbman_swp();
- if (ret) {
- DPAA2_QDMA_ERR("Failure in affining portal");
- return 0;
+ DPAA2_QDMA_FUNC_TRACE();
+
+ if (conf_size != sizeof(*q_config))
+ return -EINVAL;
+
+ rte_spinlock_lock(&qdma_dev->lock);
+
+ /* Get a free Virtual Queue */
+ for (i = 0; i < qdma_dev->max_vqs; i++) {
+ if (qdma_dev->vqs[i].in_use == 0)
+ break;
+ }
+
+ /* Return in case no VQ is free */
+ if (i == qdma_dev->max_vqs) {
+ rte_spinlock_unlock(&qdma_dev->lock);
+ DPAA2_QDMA_ERR("Unable to get lock on QDMA device");
+ return -ENODEV;
+ }
+
+ if (q_config->flags & RTE_QDMA_VQ_FD_SG_FORMAT) {
+ if (!(q_config->flags & RTE_QDMA_VQ_EXCLUSIVE_PQ)) {
+ DPAA2_QDMA_ERR(
+ "qDMA SG format only supports physical queue!");
+ rte_spinlock_unlock(&qdma_dev->lock);
+ return -ENODEV;
+ }
+ if (!(q_config->flags & RTE_QDMA_VQ_FD_LONG_FORMAT)) {
+ DPAA2_QDMA_ERR(
+ "qDMA SG format only supports long FD format!");
+ rte_spinlock_unlock(&qdma_dev->lock);
+ return -ENODEV;
}
+ pool_size = QDMA_FLE_SG_POOL_SIZE;
+ } else {
+ pool_size = QDMA_FLE_SINGLE_POOL_SIZE;
}
- swp = DPAA2_PER_LCORE_PORTAL;
- rxq = &(dpdmai_dev->rx_queue[rxq_id]);
- fqid = rxq->fqid;
+ if (q_config->flags & RTE_QDMA_VQ_EXCLUSIVE_PQ) {
+ /* Allocate HW queue for a VQ */
+ qdma_dev->vqs[i].hw_queue = alloc_hw_queue(q_config->lcore_id);
+ qdma_dev->vqs[i].exclusive_hw_queue = 1;
+ } else {
+ /* Allocate a Ring for Virtual Queue in VQ mode */
+ snprintf(ring_name, sizeof(ring_name), "status ring %d", i);
+ qdma_dev->vqs[i].status_ring = rte_ring_create(ring_name,
+ qdma_dev->fle_queue_pool_cnt, rte_socket_id(), 0);
+ if (!qdma_dev->vqs[i].status_ring) {
+ DPAA2_QDMA_ERR("Status ring creation failed for vq");
+ rte_spinlock_unlock(&qdma_dev->lock);
+ return rte_errno;
+ }
- do {
- dq_storage = rxq->q_storage->dq_storage[0];
- /* Prepare dequeue descriptor */
- qbman_pull_desc_clear(&pulldesc);
- qbman_pull_desc_set_fq(&pulldesc, fqid);
- qbman_pull_desc_set_storage(&pulldesc, dq_storage,
- (uint64_t)(DPAA2_VADDR_TO_IOVA(dq_storage)), 1);
+ /* Get a HW queue (shared) for a VQ */
+ qdma_dev->vqs[i].hw_queue = get_hw_queue(qdma_dev,
+ q_config->lcore_id);
+ qdma_dev->vqs[i].exclusive_hw_queue = 0;
+ }
- if (next_pull > dpaa2_dqrr_size) {
- qbman_pull_desc_set_numframes(&pulldesc,
- dpaa2_dqrr_size);
- next_pull -= dpaa2_dqrr_size;
+ if (qdma_dev->vqs[i].hw_queue == NULL) {
+ DPAA2_QDMA_ERR("No H/W queue available for VQ");
+ if (qdma_dev->vqs[i].status_ring)
+ rte_ring_free(qdma_dev->vqs[i].status_ring);
+ qdma_dev->vqs[i].status_ring = NULL;
+ rte_spinlock_unlock(&qdma_dev->lock);
+ return -ENODEV;
+ }
+
+ snprintf(pool_name, sizeof(pool_name),
+ "qdma_fle_pool%u_queue%d", getpid(), i);
+ qdma_dev->vqs[i].fle_pool = rte_mempool_create(pool_name,
+ qdma_dev->fle_queue_pool_cnt, pool_size,
+ QDMA_FLE_CACHE_SIZE(qdma_dev->fle_queue_pool_cnt), 0,
+ NULL, NULL, NULL, NULL, SOCKET_ID_ANY, 0);
+ if (!qdma_dev->vqs[i].fle_pool) {
+ DPAA2_QDMA_ERR("qdma_fle_pool create failed");
+ rte_spinlock_unlock(&qdma_dev->lock);
+ return -ENOMEM;
+ }
+
+ qdma_dev->vqs[i].flags = q_config->flags;
+ qdma_dev->vqs[i].in_use = 1;
+ qdma_dev->vqs[i].lcore_id = q_config->lcore_id;
+ memset(&qdma_dev->vqs[i].rbp, 0, sizeof(struct rte_qdma_rbp));
+
+ if (q_config->flags & RTE_QDMA_VQ_FD_LONG_FORMAT) {
+ if (q_config->flags & RTE_QDMA_VQ_FD_SG_FORMAT) {
+ qdma_dev->vqs[i].set_fd = dpdmai_dev_set_sg_fd_lf;
+ qdma_dev->vqs[i].get_job = dpdmai_dev_get_sg_job_lf;
} else {
- qbman_pull_desc_set_numframes(&pulldesc, next_pull);
- next_pull = 0;
+ if (q_config->flags & RTE_QDMA_VQ_NO_RESPONSE)
+ qdma_dev->vqs[i].set_fd =
+ dpdmai_dev_set_multi_fd_lf_no_rsp;
+ else
+ qdma_dev->vqs[i].set_fd =
+ dpdmai_dev_set_multi_fd_lf;
+ qdma_dev->vqs[i].get_job = dpdmai_dev_get_single_job_lf;
}
+ } else {
+ qdma_dev->vqs[i].set_fd = dpdmai_dev_set_fd_us;
+ qdma_dev->vqs[i].get_job = dpdmai_dev_get_job_us;
+ }
+ if (dpaa2_get_devargs(rawdev->device->devargs,
+ DPAA2_QDMA_NO_PREFETCH) ||
+ (getenv("DPAA2_NO_QDMA_PREFETCH_RX"))) {
+ /* If no prefetch is configured. */
+ qdma_dev->vqs[i].dequeue_job =
+ dpdmai_dev_dequeue_multijob_no_prefetch;
+ DPAA2_QDMA_INFO("No Prefetch RX Mode enabled");
+ } else {
+ qdma_dev->vqs[i].dequeue_job =
+ dpdmai_dev_dequeue_multijob_prefetch;
+ }
- while (1) {
- if (qbman_swp_pull(swp, &pulldesc)) {
- DPAA2_QDMA_DP_WARN("VDQ command not issued. QBMAN busy");
- /* Portal was busy, try again */
- continue;
- }
- break;
- }
+ qdma_dev->vqs[i].enqueue_job = dpdmai_dev_enqueue_multi;
- rte_prefetch0((void *)((size_t)(dq_storage + 1)));
- /* Check if the previous issued command is completed. */
- while (!qbman_check_command_complete(dq_storage))
- ;
+ if (q_config->rbp != NULL)
+ memcpy(&qdma_dev->vqs[i].rbp, q_config->rbp,
+ sizeof(struct rte_qdma_rbp));
- num_pulled = 0;
- pending = 1;
+ rte_spinlock_unlock(&qdma_dev->lock);
- do {
- /* Loop until dq_storage is updated
- * with new token by QBMAN
- */
- while (!qbman_check_new_result(dq_storage))
- ;
- rte_prefetch0((void *)((size_t)(dq_storage + 2)));
+ return i;
+}
- if (qbman_result_DQ_is_pull_complete(dq_storage)) {
- pending = 0;
- /* Check for valid frame. */
- status = qbman_result_DQ_flags(dq_storage);
- if (unlikely((status &
- QBMAN_DQ_STAT_VALIDFRAME) == 0))
- continue;
- }
- fd = qbman_result_DQ_fd(dq_storage);
+static int
+dpaa2_qdma_enqueue(struct rte_rawdev *rawdev,
+ __rte_unused struct rte_rawdev_buf **buffers,
+ unsigned int nb_jobs,
+ rte_rawdev_obj_t context)
+{
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct rte_qdma_enqdeq *e_context =
+ (struct rte_qdma_enqdeq *)context;
+ struct qdma_virt_queue *qdma_vq =
+ &dpdmai_dev->qdma_dev->vqs[e_context->vq_id];
+ int ret;
- vqid = dpdmai_dev_get_job(fd, &job[num_rx]);
- if (vq_id)
- vq_id[num_rx] = vqid;
+ /* Return error in case of wrong lcore_id */
+ if (rte_lcore_id() != qdma_vq->lcore_id) {
+ DPAA2_QDMA_ERR("QDMA enqueue for vqid %d on wrong core",
+ e_context->vq_id);
+ return -EINVAL;
+ }
- dq_storage++;
- num_rx++;
- num_pulled++;
+ ret = qdma_vq->enqueue_job(qdma_vq, e_context->job, nb_jobs);
+ if (ret < 0) {
+ DPAA2_QDMA_ERR("DPDMAI device enqueue failed: %d", ret);
+ return ret;
+ }
- } while (pending);
- /* Last VDQ provided all packets and more packets are requested */
- } while (next_pull && num_pulled == dpaa2_dqrr_size);
+ qdma_vq->num_enqueues += ret;
- return num_rx;
+ return ret;
}
-int
-rte_qdma_vq_dequeue_multi(uint16_t vq_id,
- struct rte_qdma_job **job,
- uint16_t nb_jobs)
+static int
+dpaa2_qdma_dequeue(struct rte_rawdev *rawdev,
+ __rte_unused struct rte_rawdev_buf **buffers,
+ unsigned int nb_jobs,
+ rte_rawdev_obj_t cntxt)
{
- struct qdma_virt_queue *qdma_vq = &qdma_vqs[vq_id];
- struct qdma_hw_queue *qdma_pq = qdma_vq->hw_queue;
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
+ struct rte_qdma_enqdeq *context =
+ (struct rte_qdma_enqdeq *)cntxt;
+ struct qdma_virt_queue *qdma_vq = &qdma_dev->vqs[context->vq_id];
struct qdma_virt_queue *temp_qdma_vq;
- struct dpaa2_dpdmai_dev *dpdmai_dev = qdma_pq->dpdmai_dev;
- int ring_count, ret = 0, i;
+ int ret = 0, i;
+ unsigned int ring_count;
+
+ if (qdma_vq->flags & RTE_QDMA_VQ_FD_SG_FORMAT) {
+ /** Make sure there are enough space to get jobs.*/
+ if (unlikely(nb_jobs < DPAA2_QDMA_MAX_SG_NB))
+ return -EINVAL;
+ }
/* Return error in case of wrong lcore_id */
if (rte_lcore_id() != (unsigned int)(qdma_vq->lcore_id)) {
DPAA2_QDMA_WARN("QDMA dequeue for vqid %d on wrong core",
- vq_id);
+ context->vq_id);
return -1;
}
if (qdma_vq->num_enqueues == qdma_vq->num_dequeues)
return 0;
- if (qdma_vq->num_enqueues < (qdma_vq->num_dequeues + nb_jobs))
- nb_jobs = (qdma_vq->num_enqueues - qdma_vq->num_dequeues);
+ if (!(qdma_vq->flags & RTE_QDMA_VQ_FD_SG_FORMAT) &&
+ qdma_vq->num_enqueues < (qdma_vq->num_dequeues + nb_jobs))
+ nb_jobs = (qdma_vq->num_enqueues - qdma_vq->num_dequeues);
if (qdma_vq->exclusive_hw_queue) {
/* In case of exclusive queue directly fetch from HW queue */
- ret = dpdmai_dev_dequeue_multijob(dpdmai_dev, qdma_pq->queue_id,
- NULL, job, nb_jobs);
+ ret = qdma_vq->dequeue_job(qdma_vq, NULL,
+ context->job, nb_jobs);
if (ret < 0) {
DPAA2_QDMA_ERR(
"Dequeue from DPDMAI device failed: %d", ret);
ring_count = rte_ring_count(qdma_vq->status_ring);
if (ring_count < nb_jobs) {
/* TODO - How to have right budget */
- ret = dpdmai_dev_dequeue_multijob(dpdmai_dev,
- qdma_pq->queue_id,
- temp_vq_id, job, nb_jobs);
+ ret = qdma_vq->dequeue_job(qdma_vq,
+ temp_vq_id, context->job, nb_jobs);
for (i = 0; i < ret; i++) {
- temp_qdma_vq = &qdma_vqs[temp_vq_id[i]];
+ temp_qdma_vq = &qdma_dev->vqs[temp_vq_id[i]];
rte_ring_enqueue(temp_qdma_vq->status_ring,
- (void *)(job[i]));
+ (void *)(context->job[i]));
}
ring_count = rte_ring_count(
qdma_vq->status_ring);
* to provide to the user
*/
ret = rte_ring_dequeue_bulk(qdma_vq->status_ring,
- (void **)job, ring_count, NULL);
+ (void **)context->job,
+ ring_count, NULL);
if (ret)
qdma_vq->num_dequeues += ret;
}
return ret;
}
-struct rte_qdma_job *
-rte_qdma_vq_dequeue(uint16_t vq_id)
-{
- int ret;
- struct rte_qdma_job *job = NULL;
-
- ret = rte_qdma_vq_dequeue_multi(vq_id, &job, 1);
- if (ret < 0)
- DPAA2_QDMA_DP_WARN("DPDMAI device dequeue failed: %d", ret);
-
- return job;
-}
-
void
-rte_qdma_vq_stats(uint16_t vq_id,
- struct rte_qdma_vq_stats *vq_status)
+rte_qdma_vq_stats(struct rte_rawdev *rawdev,
+ uint16_t vq_id,
+ struct rte_qdma_vq_stats *vq_status)
{
- struct qdma_virt_queue *qdma_vq = &qdma_vqs[vq_id];
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
+ struct qdma_virt_queue *qdma_vq = &qdma_dev->vqs[vq_id];
if (qdma_vq->in_use) {
vq_status->exclusive_hw_queue = qdma_vq->exclusive_hw_queue;
}
}
-int
-rte_qdma_vq_destroy(uint16_t vq_id)
+static int
+dpaa2_qdma_queue_release(struct rte_rawdev *rawdev,
+ uint16_t vq_id)
{
- struct qdma_virt_queue *qdma_vq = &qdma_vqs[vq_id];
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
+
+ struct qdma_virt_queue *qdma_vq = &qdma_dev->vqs[vq_id];
DPAA2_QDMA_FUNC_TRACE();
if (qdma_vq->num_enqueues != qdma_vq->num_dequeues)
return -EBUSY;
- rte_spinlock_lock(&qdma_dev.lock);
+ rte_spinlock_lock(&qdma_dev->lock);
if (qdma_vq->exclusive_hw_queue)
free_hw_queue(qdma_vq->hw_queue);
else {
- if (qdma_vqs->status_ring)
- rte_ring_free(qdma_vqs->status_ring);
+ if (qdma_vq->status_ring)
+ rte_ring_free(qdma_vq->status_ring);
put_hw_queue(qdma_vq->hw_queue);
}
+ if (qdma_vq->fle_pool)
+ rte_mempool_free(qdma_vq->fle_pool);
+
memset(qdma_vq, 0, sizeof(struct qdma_virt_queue));
- rte_spinlock_unlock(&qdma_dev.lock);
+ rte_spinlock_unlock(&qdma_dev->lock);
return 0;
}
-int
-rte_qdma_vq_destroy_rbp(uint16_t vq_id)
+static void
+dpaa2_qdma_stop(struct rte_rawdev *rawdev)
{
- struct qdma_virt_queue *qdma_vq = &qdma_vqs[vq_id];
+ struct dpaa2_dpdmai_dev *dpdmai_dev = rawdev->dev_private;
+ struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev;
DPAA2_QDMA_FUNC_TRACE();
- /* In case there are pending jobs on any VQ, return -EBUSY */
- if (qdma_vq->num_enqueues != qdma_vq->num_dequeues)
- return -EBUSY;
-
- rte_spinlock_lock(&qdma_dev.lock);
-
- if (qdma_vq->exclusive_hw_queue) {
- free_hw_queue(qdma_vq->hw_queue);
- } else {
- if (qdma_vqs->status_ring)
- rte_ring_free(qdma_vqs->status_ring);
-
- put_hw_queue(qdma_vq->hw_queue);
- }
-
- memset(qdma_vq, 0, sizeof(struct qdma_virt_queue));
-
- rte_spinlock_unlock(&qdma_dev.lock);
-
- return 0;
+ qdma_dev->state = 0;
}
-void
-rte_qdma_stop(void)
+static int
+dpaa2_qdma_close(struct rte_rawdev *rawdev)
{
DPAA2_QDMA_FUNC_TRACE();
- qdma_dev.state = 0;
-}
-
-void
-rte_qdma_destroy(void)
-{
- DPAA2_QDMA_FUNC_TRACE();
+ dpaa2_qdma_reset(rawdev);
- rte_qdma_reset();
+ return 0;
}
-static const struct rte_rawdev_ops dpaa2_qdma_ops;
+static struct rte_rawdev_ops dpaa2_qdma_ops = {
+ .dev_configure = dpaa2_qdma_configure,
+ .dev_start = dpaa2_qdma_start,
+ .dev_stop = dpaa2_qdma_stop,
+ .dev_reset = dpaa2_qdma_reset,
+ .dev_close = dpaa2_qdma_close,
+ .queue_setup = dpaa2_qdma_queue_setup,
+ .queue_release = dpaa2_qdma_queue_release,
+ .attr_get = dpaa2_qdma_attr_get,
+ .enqueue_bufs = dpaa2_qdma_enqueue,
+ .dequeue_bufs = dpaa2_qdma_dequeue,
+};
static int
add_hw_queues_to_list(struct dpaa2_dpdmai_dev *dpdmai_dev)
queue->queue_id = i;
TAILQ_INSERT_TAIL(&qdma_queue_list, queue, next);
- qdma_dev.num_hw_queues++;
+ dpdmai_dev->qdma_dev->num_hw_queues++;
}
return 0;
return 0;
}
-static int
-check_devargs_handler(__rte_unused const char *key, const char *value,
- __rte_unused void *opaque)
-{
- if (strcmp(value, "1"))
- return -1;
-
- return 0;
-}
-
-static int
-dpaa2_get_devargs(struct rte_devargs *devargs, const char *key)
-{
- struct rte_kvargs *kvlist;
-
- if (!devargs)
- return 0;
-
- kvlist = rte_kvargs_parse(devargs->args, NULL);
- if (!kvlist)
- return 0;
-
- if (!rte_kvargs_count(kvlist, key)) {
- rte_kvargs_free(kvlist);
- return 0;
- }
-
- if (rte_kvargs_process(kvlist, key,
- check_devargs_handler, NULL) < 0) {
- rte_kvargs_free(kvlist);
- return 0;
- }
- rte_kvargs_free(kvlist);
-
- return 1;
-}
-
static int
dpaa2_dpdmai_dev_init(struct rte_rawdev *rawdev, int dpdmai_id)
{
/* Open DPDMAI device */
dpdmai_dev->dpdmai_id = dpdmai_id;
- dpdmai_dev->dpdmai.regs = rte_mcp_ptr_list[MC_PORTAL_INDEX];
+ dpdmai_dev->dpdmai.regs = dpaa2_get_mcp_ptr(MC_PORTAL_INDEX);
+ dpdmai_dev->qdma_dev = &q_dev;
ret = dpdmai_open(&dpdmai_dev->dpdmai, CMD_PRI_LOW,
dpdmai_dev->dpdmai_id, &dpdmai_dev->token);
if (ret) {
goto init_err;
}
- if (dpaa2_get_devargs(rawdev->device->devargs,
- DPAA2_QDMA_NO_PREFETCH)) {
- /* If no prefetch is configured. */
- dpdmai_dev_dequeue_multijob =
- dpdmai_dev_dequeue_multijob_no_prefetch;
- DPAA2_QDMA_INFO("No Prefetch RX Mode enabled");
- } else {
- dpdmai_dev_dequeue_multijob =
- dpdmai_dev_dequeue_multijob_prefetch;
- }
-
if (!dpaa2_coherent_no_alloc_cache) {
if (dpaa2_svr_family == SVR_LX2160A) {
dpaa2_coherent_no_alloc_cache =
DPAA2_QDMA_DEBUG("Initialized dpdmai object successfully");
+ rte_spinlock_init(&dpdmai_dev->qdma_dev->lock);
+
return 0;
init_err:
dpaa2_dpdmai_dev_uninit(rawdev);
return ret;
}
+ /* Reset the QDMA device */
+ ret = dpaa2_qdma_reset(rawdev);
+ if (ret) {
+ DPAA2_QDMA_ERR("Resetting QDMA failed");
+ return ret;
+ }
+
return 0;
}
RTE_PMD_REGISTER_DPAA2(dpaa2_qdma, rte_dpaa2_qdma_pmd);
RTE_PMD_REGISTER_PARAM_STRING(dpaa2_qdma,
"no_prefetch=<int> ");
-
-RTE_INIT(dpaa2_qdma_init_log)
-{
- dpaa2_qdma_logtype = rte_log_register("pmd.raw.dpaa2.qdma");
- if (dpaa2_qdma_logtype >= 0)
- rte_log_set_level(dpaa2_qdma_logtype, RTE_LOG_INFO);
-}
+RTE_LOG_REGISTER(dpaa2_qdma_logtype, pmd.raw.dpaa2.qdma, INFO);
git.droids-corp.org / dpdk.git / blobdiff