git: 7e5b40d818c5 - stable/13 - mlx5core: Set driver version into firmware.

The branch stable/13 has been updated by hselasky:

URL: https://cgit.FreeBSD.org/src/commit/?id=7e5b40d818c5e63b76954aeb2d24382bab8b2d11

commit 7e5b40d818c5e63b76954aeb2d24382bab8b2d11
Author:     Hans Petter Selasky <hselasky@FreeBSD.org>
AuthorDate: 2022-02-08 15:08:54 +0000
Commit:     Hans Petter Selasky <hselasky@FreeBSD.org>
CommitDate: 2022-02-08 15:08:54 +0000

    mlx5core: Set driver version into firmware.
    
    If the driver_version capability bit is enabled, send the driver
    version to firmware after the init HCA command, for display purposes.
    
    Example of driver version: "FreeBSD,mlx5_core,14.0.0,3.x-xxx"
    
    Linux commits:
    012e50e109fd27ff989492ad74c50ca7ab21e6a1
    
    Sponsored by:   NVIDIA Networking
    
    (cherry picked from commit e6d7ac1d03d12363916771f515ab88c384f8350b)
---
 sys/dev/mlx5/mlx5_core/mlx5_main.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/sys/dev/mlx5/mlx5_core/mlx5_main.c b/sys/dev/mlx5/mlx5_core/mlx5_main.c
index aaa8f657432a..d9f9831b43e6 100644
--- a/sys/dev/mlx5/mlx5_core/mlx5_main.c
+++ b/sys/dev/mlx5/mlx5_core/mlx5_main.c
@@ -178,6 +178,30 @@ static struct mlx5_profile profiles[] = {
 	},
 };
 
+static void mlx5_set_driver_version(struct mlx5_core_dev *dev)
+{
+	const size_t driver_ver_sz =
+	    MLX5_FLD_SZ_BYTES(set_driver_version_in, driver_version);
+	u8 in[MLX5_ST_SZ_BYTES(set_driver_version_in)] = {};
+	u8 out[MLX5_ST_SZ_BYTES(set_driver_version_out)] = {};
+	char *string;
+
+	if (!MLX5_CAP_GEN(dev, driver_version))
+		return;
+
+	string = MLX5_ADDR_OF(set_driver_version_in, in, driver_version);
+
+	snprintf(string, driver_ver_sz, "FreeBSD,mlx5_core,%u.%u.%u," DRIVER_VERSION,
+	    __FreeBSD_version / 100000, (__FreeBSD_version / 1000) % 100,
+	    __FreeBSD_version % 1000);
+
+	/* Send the command */
+	MLX5_SET(set_driver_version_in, in, opcode,
+	    MLX5_CMD_OP_SET_DRIVER_VERSION);
+
+	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
+}
+
 #ifdef PCI_IOV
 static const char iov_mac_addr_name[] = "mac-addr";
 static const char iov_node_guid_name[] = "node-guid";
@@ -1108,6 +1132,8 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv,
 		goto reclaim_boot_pages;
 	}
 
+	mlx5_set_driver_version(dev);
+
 	mlx5_start_health_poll(dev);
 
 	if (boot && (err = mlx5_init_once(dev, priv))) {