From 0eeca19fab0ec72b15f392e4ad5baa6f88177a5d Mon Sep 17 00:00:00 2001 From: hayeswang Date: Thu, 16 Jun 2016 10:55:17 +0800 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/usb/r8152.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 3f9f6ed3eec4d..89dc752f92bdc 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); -- 2.39.5