From 4833f02a2972b7da4c8a15e1e329db0f984a75d9 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Thu, 2 Dec 2010 13:47:35 +0000 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/sfc/efx.c | 1 - drivers/net/sfc/falcon.c | 11 +++++++---- drivers/net/sfc/net_driver.h | 2 -- drivers/net/sfc/nic.h | 2 ++ 4 files changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index 6aed6acdd2d6..7e820d90e6ba 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -2198,7 +2198,6 @@ static int efx_init_struct(struct efx_nic *efx, struct efx_nic_type *type, /* Initialise common structures */ memset(efx, 0, sizeof(*efx)); spin_lock_init(&efx->biu_lock); - mutex_init(&efx->mdio_lock); #ifdef CONFIG_SFC_MTD INIT_LIST_HEAD(&efx->mtd_list); #endif diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index ca59f7e02df4..af62899bb981 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -717,6 +717,7 @@ static int falcon_mdio_write(struct net_device *net_dev, int prtad, int devad, u16 addr, u16 value) { struct efx_nic *efx = netdev_priv(net_dev); + struct falcon_nic_data *nic_data = efx->nic_data; efx_oword_t reg; int rc; @@ -724,7 +725,7 @@ static int falcon_mdio_write(struct net_device *net_dev, "writing MDIO %d register %d.%d with 0x%04x\n", prtad, devad, addr, value); - mutex_lock(&efx->mdio_lock); + mutex_lock(&nic_data->mdio_lock); /* Check MDIO not currently being accessed */ rc = falcon_gmii_wait(efx); @@ -760,7 +761,7 @@ static int falcon_mdio_write(struct net_device *net_dev, } out: - mutex_unlock(&efx->mdio_lock); + mutex_unlock(&nic_data->mdio_lock); return rc; } @@ -769,10 +770,11 @@ static int falcon_mdio_read(struct net_device *net_dev, int prtad, int devad, u16 addr) { struct efx_nic *efx = netdev_priv(net_dev); + struct falcon_nic_data *nic_data = efx->nic_data; efx_oword_t reg; int rc; - mutex_lock(&efx->mdio_lock); + mutex_lock(&nic_data->mdio_lock); /* Check MDIO not currently being accessed */ rc = falcon_gmii_wait(efx); @@ -811,7 +813,7 @@ static int falcon_mdio_read(struct net_device *net_dev, } out: - mutex_unlock(&efx->mdio_lock); + mutex_unlock(&nic_data->mdio_lock); return rc; } @@ -839,6 +841,7 @@ static int falcon_probe_port(struct efx_nic *efx) } /* Fill out MDIO structure and loopback modes */ + mutex_init(&nic_data->mdio_lock); efx->mdio.mdio_read = falcon_mdio_read; efx->mdio.mdio_write = falcon_mdio_write; rc = efx->phy_op->probe(efx); diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h index e5ee2d53750e..2ffc920d6ec0 100644 --- a/drivers/net/sfc/net_driver.h +++ b/drivers/net/sfc/net_driver.h @@ -679,7 +679,6 @@ struct efx_filter_state; * @mac_op: MAC interface * @mac_address: Permanent MAC address * @phy_type: PHY type - * @mdio_lock: MDIO lock * @phy_op: PHY interface * @phy_data: PHY private data (including PHY-specific stats) * @mdio: PHY MDIO interface @@ -766,7 +765,6 @@ struct efx_nic { unsigned char mac_address[ETH_ALEN]; unsigned int phy_type; - struct mutex mdio_lock; struct efx_phy_operations *phy_op; void *phy_data; struct mdio_if_info mdio; 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) -- 2.30.2