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author | 2018-08-14 18:52:30 +0100 | |
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committer | 2018-08-14 18:53:17 +0100 | |
commit | b63264c8342e6a1b6971c79550d2af2024b6a4de (patch) | |
tree | 83114aac64286fe616506c0b3dfaec2ab86ef835 /drivers/common/qat/qat_common.c | |
parent | ca33590b6af032bff57d9cc70455660466a654b2 (diff) |
New upstream version 18.08upstream/18.08
Change-Id: I32fdf5e5016556d9c0a6d88ddaf1fc468961790a
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/common/qat/qat_common.c')
-rw-r--r-- | drivers/common/qat/qat_common.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/drivers/common/qat/qat_common.c b/drivers/common/qat/qat_common.c new file mode 100644 index 00000000..47538669 --- /dev/null +++ b/drivers/common/qat/qat_common.c @@ -0,0 +1,123 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Intel Corporation + */ + +#include "qat_common.h" +#include "qat_device.h" +#include "qat_logs.h" + +int +qat_sgl_fill_array(struct rte_mbuf *buf, int64_t offset, + void *list_in, uint32_t data_len, + const uint16_t max_segs) +{ + int res = -EINVAL; + uint32_t buf_len, nr; + struct qat_sgl *list = (struct qat_sgl *)list_in; +#if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG + uint8_t *virt_addr[max_segs]; +#endif + + for (nr = buf_len = 0; buf && nr < max_segs; buf = buf->next) { + if (offset >= rte_pktmbuf_data_len(buf)) { + offset -= rte_pktmbuf_data_len(buf); + continue; + } + + list->buffers[nr].len = rte_pktmbuf_data_len(buf) - offset; + list->buffers[nr].resrvd = 0; + list->buffers[nr].addr = rte_pktmbuf_iova_offset(buf, offset); + +#if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG + virt_addr[nr] = rte_pktmbuf_mtod_offset(buf, uint8_t*, offset); +#endif + offset = 0; + buf_len += list->buffers[nr].len; + + if (buf_len >= data_len) { + list->buffers[nr].len -= buf_len - data_len; + res = 0; + break; + } + ++nr; + } + + if (unlikely(res != 0)) { + if (nr == max_segs) { + QAT_DP_LOG(ERR, "Exceeded max segments in QAT SGL (%u)", + max_segs); + } else { + QAT_DP_LOG(ERR, "Mbuf chain is too short"); + } + } else { + + list->num_bufs = ++nr; +#if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG + QAT_DP_LOG(INFO, "SGL with %d buffers:", list->num_bufs); + for (nr = 0; nr < list->num_bufs; nr++) { + QAT_DP_LOG(INFO, + "QAT SGL buf %d, len = %d, iova = 0x%012"PRIx64, + nr, list->buffers[nr].len, + list->buffers[nr].addr); + QAT_DP_HEXDUMP_LOG(DEBUG, "qat SGL", + virt_addr[nr], + list->buffers[nr].len); + } +#endif + } + + return res; +} + +void qat_stats_get(struct qat_pci_device *dev, + struct qat_common_stats *stats, + enum qat_service_type service) +{ + int i; + struct qat_qp **qp; + + if (stats == NULL || dev == NULL || service >= QAT_SERVICE_INVALID) { + QAT_LOG(ERR, "invalid param: stats %p, dev %p, service %d", + stats, dev, service); + return; + } + + qp = dev->qps_in_use[service]; + for (i = 0; i < ADF_MAX_QPS_ON_ANY_SERVICE; i++) { + if (qp[i] == NULL) { + QAT_LOG(DEBUG, "Service %d Uninitialised qp %d", + service, i); + continue; + } + + stats->enqueued_count += qp[i]->stats.enqueued_count; + stats->dequeued_count += qp[i]->stats.dequeued_count; + stats->enqueue_err_count += qp[i]->stats.enqueue_err_count; + stats->dequeue_err_count += qp[i]->stats.dequeue_err_count; + } +} + +void qat_stats_reset(struct qat_pci_device *dev, + enum qat_service_type service) +{ + int i; + struct qat_qp **qp; + + if (dev == NULL || service >= QAT_SERVICE_INVALID) { + QAT_LOG(ERR, "invalid param: dev %p, service %d", + dev, service); + return; + } + + qp = dev->qps_in_use[service]; + for (i = 0; i < ADF_MAX_QPS_ON_ANY_SERVICE; i++) { + if (qp[i] == NULL) { + QAT_LOG(DEBUG, "Service %d Uninitialised qp %d", + service, i); + continue; + } + memset(&(qp[i]->stats), 0, sizeof(qp[i]->stats)); + } + + QAT_LOG(DEBUG, "QAT: %d stats cleared", service); +} |