[dpdk-dev] [PATCH v2 40/40] net/dpaa: support for firmware version get API
Shreyansh Jain
shreyansh.jain at nxp.com
Tue Jul 4 16:44:31 CEST 2017
From: Hemant Agrawal <hemant.agrawal at nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
---
doc/guides/nics/features/dpaa.ini | 1 +
drivers/net/dpaa/dpaa_ethdev.c | 36 ++++++++++++++++++++++++++++++++++++
2 files changed, 37 insertions(+)
diff --git a/doc/guides/nics/features/dpaa.ini b/doc/guides/nics/features/dpaa.ini
index 0e7956c..09b9bd9 100644
--- a/doc/guides/nics/features/dpaa.ini
+++ b/doc/guides/nics/features/dpaa.ini
@@ -18,5 +18,6 @@ L3 checksum offload = Y
L4 checksum offload = Y
Packet type parsing = Y
Basic stats = Y
+FW version = Y
ARMv8 = Y
Usage doc = Y
diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index 5befd72..b99b964 100644
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -163,6 +163,41 @@ static void dpaa_eth_dev_close(struct rte_eth_dev *dev)
dpaa_eth_dev_stop(dev);
}
+static int
+dpaa_fw_version_get(struct rte_eth_dev *dev __rte_unused,
+ char *fw_version,
+ size_t fw_size)
+{
+ int ret;
+ FILE *svr_file = NULL;
+ unsigned int svr_ver = 0;
+
+ PMD_INIT_FUNC_TRACE();
+
+ svr_file = fopen("/sys/devices/soc0/soc_id", "r");
+ if (!svr_file) {
+ DPAA_PMD_ERR("Unable to open SoC device");
+ return -ENOTSUP; /* Not supported on this infra */
+ }
+
+ ret = fscanf(svr_file, "svr:%x", &svr_ver);
+ if (ret <= 0) {
+ DPAA_PMD_ERR("Unable to read SoC device");
+ return -ENOTSUP; /* Not supported on this infra */
+ }
+
+ ret = snprintf(fw_version, fw_size,
+ "svr:%x-fman-v%x",
+ svr_ver,
+ fman_ip_rev);
+
+ ret += 1; /* add the size of '\0' */
+ if (fw_size < (uint32_t)ret)
+ return ret;
+ else
+ return 0;
+}
+
static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
struct rte_eth_dev_info *dev_info)
{
@@ -518,6 +553,7 @@ static struct eth_dev_ops dpaa_devops = {
.mac_addr_remove = dpaa_dev_remove_mac_addr,
.mac_addr_set = dpaa_dev_set_mac_addr,
+ .fw_version_get = dpaa_fw_version_get,
};
static int dpaa_fc_set_default(struct dpaa_if *dpaa_intf)
--
2.7.4
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