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authorBen Hutchings <bhutchings@solarflare.com>2008-12-12 22:00:49 -0800
committerDavid S. Miller <davem@davemloft.net>2008-12-12 22:00:49 -0800
commit6f158d5f29b420438e907d72cb111ddb9973f00a (patch)
tree38d7696c47a706447c6bf8e66f52a5854d781464 /drivers/net/sfc/selftest.c
parentsfc: Add support for Solarflare 10Xpress SFT9001 (diff)
downloadlinux-dev-6f158d5f29b420438e907d72cb111ddb9973f00a.tar.xz
linux-dev-6f158d5f29b420438e907d72cb111ddb9973f00a.zip
sfc: Add support for SFN4111T
Add support code for the SFN4111T 100/1000/10GBASE-T reference design, based in part on the existing code for the SFE4001. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sfc/selftest.c')
-rw-r--r--drivers/net/sfc/selftest.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c
index 578b7f410ed4..6bb09f263b33 100644
--- a/drivers/net/sfc/selftest.c
+++ b/drivers/net/sfc/selftest.c
@@ -702,8 +702,15 @@ int efx_offline_test(struct efx_nic *efx,
*/
mutex_lock(&efx->mac_lock);
efx->port_inhibited = true;
- if (efx->loopback_modes)
- efx->loopback_mode = __ffs(efx->loopback_modes);
+ if (efx->loopback_modes) {
+ /* We need the 312 clock from the PHY to test the XMAC
+ * registers, so move into XGMII loopback if available */
+ if (efx->loopback_modes & (1 << LOOPBACK_XGMII))
+ efx->loopback_mode = LOOPBACK_XGMII;
+ else
+ efx->loopback_mode = __ffs(efx->loopback_modes);
+ }
+
__efx_reconfigure_port(efx);
mutex_unlock(&efx->mac_lock);