sfc: Move mdio_lock to struct falcon_nic_data

We only have direct access to MDIO on Falcon, so move this out of
struct efx_nic.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/sfc/nic.h b/drivers/net/sfc/nic.h
index 2a0fff324f1f..980cf4b5a868 100644
--- a/drivers/net/sfc/nic.h
+++ b/drivers/net/sfc/nic.h
@@ -117,6 +117,7 @@ struct falcon_board {
  * @spi_flash: SPI flash device
  * @spi_eeprom: SPI EEPROM device
  * @spi_lock: SPI bus lock
+ * @mdio_lock: MDIO bus lock
  */
 struct falcon_nic_data {
         struct pci_dev *pci_dev2;
@@ -128,6 +129,7 @@ struct falcon_nic_data {
         struct efx_spi_device spi_flash;
         struct efx_spi_device spi_eeprom;
         struct mutex spi_lock;
+        struct mutex mdio_lock;
 };
 
 static inline struct falcon_board *falcon_board(struct efx_nic *efx)