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authorMichael Chan <mchan@broadcom.com>2007-02-13 15:17:57 -0500
committerDavid S. Miller <davem@davemloft.net>2007-02-13 15:17:57 -0500
commit5129724aa5de3a71fc70e71ca49d542ca1a5aa1e (patch)
treeec00f82aa17a7c47a8b3763e150a9fafd4115fea /drivers/net/tg3.c
parentd7b0a8573c9ac8923bf6f205f4ce60dd2ac811d5 (diff)
[TG3]: Power down 5704 serdes transceiver when shutting down.
Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.c')
-rw-r--r--drivers/net/tg3.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index b6615f112eaa..604f3085d12a 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1175,8 +1175,18 @@ static void tg3_nvram_unlock(struct tg3 *);
1175 1175
1176static void tg3_power_down_phy(struct tg3 *tp) 1176static void tg3_power_down_phy(struct tg3 *tp)
1177{ 1177{
1178 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) 1178 if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) {
1179 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
1180 u32 sg_dig_ctrl = tr32(SG_DIG_CTRL);
1181 u32 serdes_cfg = tr32(MAC_SERDES_CFG);
1182
1183 sg_dig_ctrl |=
1184 SG_DIG_USING_HW_AUTONEG | SG_DIG_SOFT_RESET;
1185 tw32(SG_DIG_CTRL, sg_dig_ctrl);
1186 tw32(MAC_SERDES_CFG, serdes_cfg | (1 << 15));
1187 }
1179 return; 1188 return;
1189 }
1180 1190
1181 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { 1191 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
1182 u32 val; 1192 u32 val;