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authorhayeswang <hayeswang@realtek.com>2016-06-16 10:55:17 +0800
committerDavid S. Miller <davem@davemloft.net>2016-06-15 23:39:18 -0700
commit4e384ac19b5be6ad084b215d298b82b3a91ad24b (patch)
tree83ef669d7e6dd3b0b169d9e41de4315fd9365eb3 /drivers/net/usb
parent8c08c7325ec36c9d338cedebc4570b567fa9a740 (diff)
r8152: disable MAC clock speed down
Disable MAC clock speed down. It may casue the first control transfer to contain the wrong data, when the power state change from U1 to U0. Signed-off-by: Hayes Wang <hayeswang@realtek.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb')
-rw-r--r--drivers/net/usb/r8152.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 3f9f6ed3eec4..89dc752f92bd 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3382,15 +3382,11 @@ static void r8153_init(struct r8152 *tp)
r8153_power_cut_en(tp, false);
r8153_u1u2en(tp, true);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, ALDPS_SPDWN_RATIO);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, EEE_SPDWN_RATIO);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3,
- PKT_AVAIL_SPDWN_EN | SUSPEND_SPDWN_EN |
- U1U2_SPDWN_EN | L1_SPDWN_EN);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4,
- PWRSAVE_SPDWN_EN | RXDV_SPDWN_EN | TX10MIDLE_EN |
- TP100_SPDWN_EN | TP500_SPDWN_EN | TP1000_SPDWN_EN |
- EEE_SPDWN_EN);
+ /* MAC clock speed down */
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0);
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0);
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0);
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0);
r8153_enable_eee(tp);
r8153_aldps_en(tp, true);