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authorSteve Hodgson <shodgson@solarflare.com>2009-11-28 05:35:00 +0000
committerDavid S. Miller <davem@davemloft.net>2009-11-28 23:58:51 -0800
commitb895d73e9836fccc402e48a8f63e6805d2edc87b (patch)
treebe2adb58b8756e6f27666cf7bc4f24dbb0b23d23 /drivers/net/sfc
parentab86746175a5e1379abb9c7c38522af4d3176f57 (diff)
downloadlinux-b895d73e9836fccc402e48a8f63e6805d2edc87b.tar.bz2
sfc: Always start Falcon using the XMAC
The strap bits are only important on Falcon A and all production boards using it have fixed-speed 10G PHYs. Replace dummy MAC operations with default MAC operations. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sfc')
-rw-r--r--drivers/net/sfc/efx.c6
-rw-r--r--drivers/net/sfc/falcon.c15
-rw-r--r--drivers/net/sfc/net_driver.h3
3 files changed, 16 insertions, 8 deletions
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 6338ad8dbfbb..bed45a599874 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -1891,10 +1891,6 @@ bool efx_port_dummy_op_poll(struct efx_nic *efx)
return false;
}
-static struct efx_mac_operations efx_dummy_mac_operations = {
- .reconfigure = efx_port_dummy_op_void,
-};
-
static struct efx_phy_operations efx_dummy_phy_operations = {
.init = efx_port_dummy_op_int,
.reconfigure = efx_port_dummy_op_void,
@@ -1936,7 +1932,7 @@ static int efx_init_struct(struct efx_nic *efx, struct efx_nic_type *type,
spin_lock_init(&efx->netif_stop_lock);
spin_lock_init(&efx->stats_lock);
mutex_init(&efx->mac_lock);
- efx->mac_op = &efx_dummy_mac_operations;
+ efx->mac_op = type->default_mac_ops;
efx->phy_op = &efx_dummy_phy_operations;
efx->mdio.dev = net_dev;
INIT_WORK(&efx->mac_work, efx_mac_work);
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 372dbbc72404..9c4f8985aa71 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -2291,6 +2291,10 @@ int falcon_probe_port(struct efx_nic *efx)
efx->mdio.mdio_read = falcon_mdio_read;
efx->mdio.mdio_write = falcon_mdio_write;
+ /* Initial assumption */
+ efx->link_state.speed = 10000;
+ efx->link_state.fd = true;
+
/* Hardware flow ctrl. FalconA RX FIFO too small for pause generation */
if (falcon_rev(efx) >= FALCON_REV_B0)
efx->wanted_fc = EFX_FC_RX | EFX_FC_TX;
@@ -2809,6 +2813,10 @@ static int falcon_probe_nic_variant(struct efx_nic *efx)
return -ENODEV;
case FALCON_REV_A1:
+ if (EFX_OWORD_FIELD(nic_stat, FRF_AB_STRAP_10G) == 0) {
+ EFX_ERR(efx, "Falcon rev A1 1G not supported\n");
+ return -ENODEV;
+ }
if (EFX_OWORD_FIELD(nic_stat, FRF_AA_STRAP_PCIE) == 0) {
EFX_ERR(efx, "Falcon rev A1 PCI-X not supported\n");
return -ENODEV;
@@ -2823,9 +2831,6 @@ static int falcon_probe_nic_variant(struct efx_nic *efx)
return -ENODEV;
}
- /* Initial assumed speed */
- efx->link_state.speed = EFX_OWORD_FIELD(nic_stat, FRF_AB_STRAP_10G) ? 10000 : 1000;
-
return 0;
}
@@ -3238,6 +3243,8 @@ void falcon_stop_nic_stats(struct efx_nic *efx)
*/
struct efx_nic_type falcon_a_nic_type = {
+ .default_mac_ops = &falcon_xmac_operations,
+
.mem_map_size = 0x20000,
.txd_ptr_tbl_base = FR_AA_TX_DESC_PTR_TBL_KER,
.rxd_ptr_tbl_base = FR_AA_RX_DESC_PTR_TBL_KER,
@@ -3251,6 +3258,8 @@ struct efx_nic_type falcon_a_nic_type = {
};
struct efx_nic_type falcon_b_nic_type = {
+ .default_mac_ops = &falcon_xmac_operations,
+
/* Map everything up to and including the RSS indirection
* table. Don't map MSI-X table, MSI-X PBA since Linux
* requires that they not be mapped. */
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index 0aeaeda9db7c..57f861468c1e 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -843,6 +843,7 @@ static inline const char *efx_dev_name(struct efx_nic *efx)
/**
* struct efx_nic_type - Efx device type definition
+ * @default_mac_ops: efx_mac_operations to set at startup
* @mem_map_size: Memory BAR mapped size
* @txd_ptr_tbl_base: TX descriptor ring base address
* @rxd_ptr_tbl_base: RX descriptor ring base address
@@ -857,6 +858,8 @@ static inline const char *efx_dev_name(struct efx_nic *efx)
* descriptors
*/
struct efx_nic_type {
+ struct efx_mac_operations *default_mac_ops;
+
unsigned int mem_map_size;
unsigned int txd_ptr_tbl_base;
unsigned int rxd_ptr_tbl_base;