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-rw-r--r--drivers/net/ethernet/sfc/mcdi.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index dde7f901e16c..81640f8bb811 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -8,6 +8,7 @@
*/
#include <linux/delay.h>
+#include <linux/moduleparam.h>
#include <asm/cmpxchg.h>
#include "net_driver.h"
#include "nic.h"
@@ -54,6 +55,13 @@ static int efx_mcdi_drv_attach(struct efx_nic *efx, bool driver_operating,
static bool efx_mcdi_poll_once(struct efx_nic *efx);
static void efx_mcdi_abandon(struct efx_nic *efx);
+#ifdef CONFIG_SFC_MCDI_LOGGING
+static bool mcdi_logging_default;
+module_param(mcdi_logging_default, bool, 0644);
+MODULE_PARM_DESC(mcdi_logging_default,
+ "Enable MCDI logging on newly-probed functions");
+#endif
+
int efx_mcdi_init(struct efx_nic *efx)
{
struct efx_mcdi_iface *mcdi;
@@ -71,6 +79,7 @@ int efx_mcdi_init(struct efx_nic *efx)
mcdi->logging_buffer = (char *)__get_free_page(GFP_KERNEL);
if (!mcdi->logging_buffer)
goto fail1;
+ mcdi->logging_enabled = mcdi_logging_default;
#endif
init_waitqueue_head(&mcdi->wq);
spin_lock_init(&mcdi->iface_lock);