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authorSteve Hodgson <shodgson@solarflare.com>2010-04-28 09:28:10 +0000
committerDavid S. Miller <davem@davemloft.net>2010-04-28 12:44:34 -0700
commitb7b40eeb0f76e73503a7e5a98d1353c2e42d9a18 (patch)
tree866649435f34be175f2eedc7e0fde65750b997f9
parentef524f2e74b39cdf8d42b9d999c43b5144ed66c9 (diff)
downloadop-kernel-dev-b7b40eeb0f76e73503a7e5a98d1353c2e42d9a18.zip
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sfc: Reconfigure the XAUI serdes after an EM reset
Fix a regression introduced in d3245b28ef2a45ec4e115062a38100bd06229289 "sfc: Refactor link configuration". Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/sfc/falcon.c3
-rw-r--r--drivers/net/sfc/falcon_xmac.c2
-rw-r--r--drivers/net/sfc/nic.h1
3 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index d09ad1b..f7df24d 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -507,6 +507,9 @@ static void falcon_reset_macs(struct efx_nic *efx)
/* Ensure the correct MAC is selected before statistics
* are re-enabled by the caller */
efx_writeo(efx, &mac_ctrl, FR_AB_MAC_CTRL);
+
+ /* This can run even when the GMAC is selected */
+ falcon_setup_xaui(efx);
}
void falcon_drain_tx_fifo(struct efx_nic *efx)
diff --git a/drivers/net/sfc/falcon_xmac.c b/drivers/net/sfc/falcon_xmac.c
index 3d65abf..c84a2ce 100644
--- a/drivers/net/sfc/falcon_xmac.c
+++ b/drivers/net/sfc/falcon_xmac.c
@@ -26,7 +26,7 @@
*************************************************************************/
/* Configure the XAUI driver that is an output from Falcon */
-static void falcon_setup_xaui(struct efx_nic *efx)
+void falcon_setup_xaui(struct efx_nic *efx)
{
efx_oword_t sdctl, txdrv;
diff --git a/drivers/net/sfc/nic.h b/drivers/net/sfc/nic.h
index 9351c03..7e3bec8 100644
--- a/drivers/net/sfc/nic.h
+++ b/drivers/net/sfc/nic.h
@@ -203,6 +203,7 @@ extern void falcon_irq_ack_a1(struct efx_nic *efx);
extern int efx_nic_flush_queues(struct efx_nic *efx);
extern void falcon_start_nic_stats(struct efx_nic *efx);
extern void falcon_stop_nic_stats(struct efx_nic *efx);
+extern void falcon_setup_xaui(struct efx_nic *efx);
extern int falcon_reset_xaui(struct efx_nic *efx);
extern void efx_nic_init_common(struct efx_nic *efx);
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