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From: Shreyansh Jain <shreyansh.jain@nxp.com>
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Date: Thu, 28 Sep 2017 17:59:58 +0530
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Subject: [dpdk-dev] [PATCH v6 38/40] net/dpaa: add packet dump for debugging
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Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com>
---
drivers/net/dpaa/dpaa_ethdev.c | 42 ++++++++++++++++++++++++++++++++++++++++++
drivers/net/dpaa/dpaa_rxtx.c | 26 ++++++++++++++++++++++++++
2 files changed, 68 insertions(+)
diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index 12dcc68..3d6ddae 100644
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -618,6 +618,39 @@ static int dpaa_tx_queue_init(struct qman_fq *fq,
return ret;
}
+#ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
+/* Initialise a DEBUG FQ ([rt]x_error, rx_default). */
+static int dpaa_debug_queue_init(struct qman_fq *fq, uint32_t fqid)
+{
+ struct qm_mcc_initfq opts;
+ int ret;
+
+ PMD_INIT_FUNC_TRACE();
+
+ ret = qman_reserve_fqid(fqid);
+ if (ret) {
+ DPAA_PMD_ERR("Reserve debug fqid %d failed with ret: %d",
+ fqid, ret);
+ return -EINVAL;
+ }
+ /* "map" this Rx FQ to one of the interfaces Tx FQID */
+ DPAA_PMD_DEBUG("Creating debug fq %p, fqid %d", fq, fqid);
+ ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
+ if (ret) {
+ DPAA_PMD_ERR("create debug fqid %d failed with ret: %d",
+ fqid, ret);
+ return ret;
+ }
+ opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL;
+ opts.fqd.dest.wq = DPAA_IF_DEBUG_PRIORITY;
+ ret = qman_init_fq(fq, 0, &opts);
+ if (ret)
+ DPAA_PMD_ERR("init debug fqid %d failed with ret: %d",
+ fqid, ret);
+ return ret;
+}
+#endif
+
/* Initialise a network interface */
static int
dpaa_dev_init(struct rte_eth_dev *eth_dev)
@@ -692,6 +725,15 @@ dpaa_dev_init(struct rte_eth_dev *eth_dev)
}
dpaa_intf->nb_tx_queues = num_cores;
+#ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
+ dpaa_debug_queue_init(&dpaa_intf->debug_queues[
+ DPAA_DEBUG_FQ_RX_ERROR], fman_intf->fqid_rx_err);
+ dpaa_intf->debug_queues[DPAA_DEBUG_FQ_RX_ERROR].dpaa_intf = dpaa_intf;
+ dpaa_debug_queue_init(&dpaa_intf->debug_queues[
+ DPAA_DEBUG_FQ_TX_ERROR], fman_intf->fqid_tx_err);
+ dpaa_intf->debug_queues[DPAA_DEBUG_FQ_TX_ERROR].dpaa_intf = dpaa_intf;
+#endif
+
DPAA_PMD_DEBUG("All frame queues created");
/* Get the initial configuration for flow control */
diff --git a/drivers/net/dpaa/dpaa_rxtx.c b/drivers/net/dpaa/dpaa_rxtx.c
index 9c25d8c..d73f9cb 100644
--- a/drivers/net/dpaa/dpaa_rxtx.c
+++ b/drivers/net/dpaa/dpaa_rxtx.c
@@ -85,6 +85,31 @@
(_fd)->bpid = _bpid; \
} while (0)
+#if (defined RTE_LIBRTE_DPAA_DEBUG_DRIVER)
+void dpaa_display_frame(const struct qm_fd *fd)
+{
+ int ii;
+ char *ptr;
+
+ printf("%s::bpid %x addr %08x%08x, format %d off %d, len %d stat %x\n",
+ __func__, fd->bpid, fd->addr_hi, fd->addr_lo, fd->format,
+ fd->offset, fd->length20, fd->status);
+
+ ptr = (char *)rte_dpaa_mem_ptov(fd->addr);
+ ptr += fd->offset;
+ printf("%02x ", *ptr);
+ for (ii = 1; ii < fd->length20; ii++) {
+ printf("%02x ", *ptr);
+ if ((ii % 16) == 0)
+ printf("\n");
+ ptr++;
+ }
+ printf("\n");
+}
+#else
+#define dpaa_display_frame(a)
+#endif
+
static inline void dpaa_slow_parsing(struct rte_mbuf *m __rte_unused,
uint64_t prs __rte_unused)
{
@@ -353,6 +378,7 @@ static inline struct rte_mbuf *dpaa_eth_fd_to_mbuf(struct qm_fd *fd,
return dpaa_eth_sg_to_mbuf(fd, ifid);
/* Ignoring case when format != qm_fd_contig */
+ dpaa_display_frame(fd);
ptr = rte_dpaa_mem_ptov(fd->addr);
/* Ignoring case when ptr would be NULL. That is only possible incase
* of a corrupted packet
--
2.9.3