Author: hselasky
Date: Wed May 8 10:54:05 2019
New Revision: 347297
URL: https://svnweb.freebsd.org/changeset/base/347297
Log:
Control automatic update of firmware on driver load with a tunable in
mlx5core.
Submitted by: kib@
MFC after: 3 days
Sponsored by: Mellanox Technologies
Modified:
head/sys/dev/mlx5/mlx5_core/mlx5_main.c
Modified: head/sys/dev/mlx5/mlx5_core/mlx5_main.c
==============================================================================
--- head/sys/dev/mlx5/mlx5_core/mlx5_main.c Wed May 8 10:53:47 2019
(r347296)
+++ head/sys/dev/mlx5/mlx5_core/mlx5_main.c Wed May 8 10:54:05 2019
(r347297)
@@ -821,12 +821,19 @@ void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev
}
EXPORT_SYMBOL(mlx5_get_protocol_dev);
+static int mlx5_auto_fw_update;
+SYSCTL_INT(_hw_mlx5, OID_AUTO, auto_fw_update, CTLFLAG_RDTUN | CTLFLAG_NOFETCH,
+ &mlx5_auto_fw_update, 0,
+ "Allow automatic firmware update on driver start");
static int
mlx5_firmware_update(struct mlx5_core_dev *dev)
{
const struct firmware *fw;
int err;
+ TUNABLE_INT_FETCH("hw.mlx5.auto_fw_update", &mlx5_auto_fw_update);
+ if (!mlx5_auto_fw_update)
+ return (0);
fw = firmware_get("mlx5fw_mfa");
if (fw) {
err = mlx5_firmware_flash(dev, fw);
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