[PATCH 01/14] net/xsc: add FW version get support

[Renyong Wan]

Add support for querying the firmware version of the xsc device.

Signed-off-by: Rong Qian <qianr at yunsilicon.com>
Signed-off-by: Renyong Wan <wanry at yunsilicon.com>
---
 doc/guides/nics/features/xsc.ini |  1 +
 drivers/net/xsc/xsc_dev.c        | 13 +++++++++++++
 drivers/net/xsc/xsc_dev.h        |  4 ++++
 drivers/net/xsc/xsc_ethdev.c     |  9 +++++++++
 drivers/net/xsc/xsc_vfio.c       | 18 ++++++++++++++++++
 5 files changed, 45 insertions(+)

diff --git a/doc/guides/nics/features/xsc.ini b/doc/guides/nics/features/xsc.ini
index 8d5c292b7f..e0f7b0bc1f 100644
--- a/doc/guides/nics/features/xsc.ini
+++ b/doc/guides/nics/features/xsc.ini
@@ -14,6 +14,7 @@ Inner L3 checksum    = Y
 Inner L4 checksum    = Y
 Basic stats          = Y
 Stats per queue      = Y
+FW version           = Y
 Linux                = Y
 ARMv8                = Y
 x86-64               = Y
diff --git a/drivers/net/xsc/xsc_dev.c b/drivers/net/xsc/xsc_dev.c
index fc9f1cddfc..66f98d2327 100644
--- a/drivers/net/xsc/xsc_dev.c
+++ b/drivers/net/xsc/xsc_dev.c
@@ -15,6 +15,7 @@
 #include <rte_kvargs.h>
 #include <rte_eal_paging.h>
 #include <rte_bitops.h>
+#include <rte_string_fns.h>
 
 #include "xsc_log.h"
 #include "xsc_defs.h"
@@ -398,3 +399,15 @@ xsc_dev_is_vf(struct xsc_dev *xdev)
 
 	return false;
 }
+
+int
+xsc_dev_fw_version_get(struct xsc_dev *xdev, char *fw_version, size_t fw_size)
+{
+	size_t size = strnlen(xdev->hwinfo.fw_ver, sizeof(xdev->hwinfo.fw_ver)) + 1;
+
+	if (fw_size < size)
+		return size;
+	rte_strlcpy(fw_version, xdev->hwinfo.fw_ver, fw_size);
+
+	return 0;
+}
diff --git a/drivers/net/xsc/xsc_dev.h b/drivers/net/xsc/xsc_dev.h
index cc5fa8aad8..274d6c6a2e 100644
--- a/drivers/net/xsc/xsc_dev.h
+++ b/drivers/net/xsc/xsc_dev.h
@@ -27,6 +27,8 @@
 #define XSC_DEV_PCT_IDX_INVALID	0xFFFFFFFF
 #define XSC_DEV_REPR_ID_INVALID	0x7FFFFFFF
 
+#define XSC_FW_VERS_LEN			64
+
 enum xsc_queue_type {
 	XSC_QUEUE_TYPE_RDMA_RC		= 0,
 	XSC_QUEUE_TYPE_RDMA_MAD		= 1,
@@ -68,6 +70,7 @@ struct xsc_hwinfo {
 	uint8_t pct_compress_vld;
 	uint8_t mac_bit;
 	uint8_t esw_mode;
+	char fw_ver[XSC_FW_VERS_LEN];
 };
 
 struct xsc_devargs {
@@ -180,5 +183,6 @@ bool xsc_dev_is_vf(struct xsc_dev *xdev);
 int xsc_dev_qp_set_id_get(struct xsc_dev *xdev, int repr_id);
 int xsc_dev_set_mtu(struct xsc_dev *xdev, uint16_t mtu);
 int xsc_dev_get_mac(struct xsc_dev *xdev, uint8_t *mac);
+int xsc_dev_fw_version_get(struct xsc_dev *xdev, char *fw_version, size_t fw_size);
 
 #endif /* _XSC_DEV_H_ */
diff --git a/drivers/net/xsc/xsc_ethdev.c b/drivers/net/xsc/xsc_ethdev.c
index 3830c18c03..79c4e13cd4 100644
--- a/drivers/net/xsc/xsc_ethdev.c
+++ b/drivers/net/xsc/xsc_ethdev.c
@@ -674,6 +674,14 @@ xsc_ethdev_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac, uin
 	return 0;
 }
 
+static int
+xsc_ethdev_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
+{
+	struct xsc_ethdev_priv *priv = TO_XSC_ETHDEV_PRIV(dev);
+
+	return xsc_dev_fw_version_get(priv->xdev, fw_version, fw_size);
+}
+
 const struct eth_dev_ops xsc_eth_dev_ops = {
 	.dev_configure = xsc_ethdev_configure,
 	.dev_start = xsc_ethdev_start,
@@ -692,6 +700,7 @@ const struct eth_dev_ops xsc_eth_dev_ops = {
 	.mtu_set = xsc_ethdev_set_mtu,
 	.rss_hash_update = xsc_ethdev_rss_hash_update,
 	.rss_hash_conf_get = xsc_ethdev_rss_hash_conf_get,
+	.fw_version_get = xsc_ethdev_fw_version_get,
 };
 
 static int
diff --git a/drivers/net/xsc/xsc_vfio.c b/drivers/net/xsc/xsc_vfio.c
index 422d30efb9..857fa449f0 100644
--- a/drivers/net/xsc/xsc_vfio.c
+++ b/drivers/net/xsc/xsc_vfio.c
@@ -61,6 +61,23 @@ xsc_vfio_pcie_no_init(struct xsc_hwinfo *hwinfo)
 		hwinfo->pcie_no = XSC_SOC_PCIE_NO_DEFAULT;
 }
 
+static void
+xsc_vfio_fw_version_init(char *hw_fw_ver, struct xsc_cmd_fw_version *cmd_fw_ver)
+{
+	uint16_t patch = rte_be_to_cpu_16(cmd_fw_ver->patch);
+	uint32_t tweak = rte_be_to_cpu_32(cmd_fw_ver->tweak);
+
+	if (tweak == 0) {
+		snprintf(hw_fw_ver, XSC_FW_VERS_LEN, "v%hhu.%hhu.%hu",
+			 cmd_fw_ver->major, cmd_fw_ver->minor,
+			 patch);
+	} else {
+		snprintf(hw_fw_ver, XSC_FW_VERS_LEN, "v%hhu.%hhu.%hu+%u",
+			 cmd_fw_ver->major, cmd_fw_ver->minor,
+			 patch, tweak);
+	}
+}
+
 static int
 xsc_vfio_hwinfo_init(struct xsc_dev *xdev)
 {
@@ -126,6 +143,7 @@ xsc_vfio_hwinfo_init(struct xsc_dev *xdev)
 	xdev->hwinfo.hca_core_clock = rte_be_to_cpu_32(hca_cap->hca_core_clock);
 	xdev->hwinfo.mac_bit = hca_cap->mac_bit;
 	xsc_vfio_pcie_no_init(&xdev->hwinfo);
+	xsc_vfio_fw_version_init(xdev->hwinfo.fw_ver, &hca_cap->fw_ver);
 
 exit:
 	free(cmd_buf);
-- 
2.25.1