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-rw-r--r--drivers/net/tg3.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index cb687fcaae1f..f1d9a07bb888 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1148,6 +1148,19 @@ static int tg3_halt_cpu(struct tg3 *, u32);
1148static int tg3_nvram_lock(struct tg3 *); 1148static int tg3_nvram_lock(struct tg3 *);
1149static void tg3_nvram_unlock(struct tg3 *); 1149static void tg3_nvram_unlock(struct tg3 *);
1150 1150
1151static void tg3_power_down_phy(struct tg3 *tp)
1152{
1153 /* The PHY should not be powered down on some chips because
1154 * of bugs.
1155 */
1156 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
1157 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
1158 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 &&
1159 (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)))
1160 return;
1161 tg3_writephy(tp, MII_BMCR, BMCR_PDOWN);
1162}
1163
1151static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) 1164static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
1152{ 1165{
1153 u32 misc_host_ctrl; 1166 u32 misc_host_ctrl;
@@ -1327,8 +1340,7 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
1327 tg3_writephy(tp, MII_TG3_EXT_CTRL, 1340 tg3_writephy(tp, MII_TG3_EXT_CTRL,
1328 MII_TG3_EXT_CTRL_FORCE_LED_OFF); 1341 MII_TG3_EXT_CTRL_FORCE_LED_OFF);
1329 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2); 1342 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2);
1330 if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) 1343 tg3_power_down_phy(tp);
1331 tg3_writephy(tp, MII_BMCR, BMCR_PDOWN);
1332 } 1344 }
1333 } 1345 }
1334 1346