From: Ivan Malov <ivan.ma...@oktetlabs.ru>
Signed-off-by: Ivan Malov <ivan.ma...@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybche...@solarflare.com>
Reviewed-by: Andrew Lee <a...@solarflare.com>
---
doc/guides/nics/features/sfc_efx.ini | 1 +
drivers/net/sfc/sfc_ethdev.c | 49 ++++++++++++++++++++++++++++++++++++
2 files changed, 50 insertions(+)
diff --git a/doc/guides/nics/features/sfc_efx.ini
b/doc/guides/nics/features/sfc_efx.ini
index 74b934e..7957b5e 100644
--- a/doc/guides/nics/features/sfc_efx.ini
+++ b/doc/guides/nics/features/sfc_efx.ini
@@ -27,6 +27,7 @@ L4 checksum offload = Y
Packet type parsing = Y
Basic stats = Y
Extended stats = Y
+FW version = Y
BSD nic_uio = Y
Linux UIO = Y
Linux VFIO = Y
diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index 6d9e0c3..b2a27c5 100644
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -42,6 +42,54 @@
#include "sfc_tx.h"
#include "sfc_flow.h"
+static int
+sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+ efx_nic_fw_info_t enfi;
+ int ret;
+ int rc;
+
+ /*
+ * Return value of the callback is likely supposed to be
+ * equal to or greater than 0, nevertheless, if an error
+ * occurs, it will be desirable to pass it to the caller
+ */
+ if ((fw_version == NULL) || (fw_size == 0))
+ return -EINVAL;
+
+ rc = efx_nic_get_fw_version(sa->nic, &enfi);
+ if (rc != 0)
+ return -rc;
+
+ ret = snprintf(fw_version, fw_size,
+ "%" PRIu16 ".%" PRIu16 ".%" PRIu16 ".%" PRIu16,
+ enfi.enfi_mc_fw_version[0], enfi.enfi_mc_fw_version[1],
+ enfi.enfi_mc_fw_version[2], enfi.enfi_mc_fw_version[3]);
+ if (ret < 0)
+ return ret;
+
+ if (enfi.enfi_dpcpu_fw_ids_valid) {
+ size_t dpcpu_fw_ids_offset = MIN(fw_size - 1, (size_t)ret);
+ int ret_extra;
+
+ ret_extra = snprintf(fw_version + dpcpu_fw_ids_offset,
+ fw_size - dpcpu_fw_ids_offset,
+ " rx%" PRIx16 " tx%" PRIx16,
+ enfi.enfi_rx_dpcpu_fw_id,
+ enfi.enfi_tx_dpcpu_fw_id);
+ if (ret_extra < 0)
+ return ret_extra;
+
+ ret += ret_extra;
+ }
+
+ if (fw_size < (size_t)(++ret))
+ return ret;
+ else
+ return 0;
+}
+
static void
sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
{
@@ -1304,6 +1352,7 @@ static const struct eth_dev_ops sfc_eth_dev_ops = {
.set_mc_addr_list = sfc_set_mc_addr_list,
.rxq_info_get = sfc_rx_queue_info_get,
.txq_info_get = sfc_tx_queue_info_get,
+ .fw_version_get = sfc_fw_version_get,
};
static int
--
2.9.3
