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-rw-r--r--drivers/net/usb/r8152.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 031cb8fff909..115559707683 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -365,8 +365,10 @@
#define DEBUG_LTSSM 0x0082
/* PLA_EXTRA_STATUS */
+#define CUR_LINK_OK BIT(15)
#define U3P3_CHECK_EN BIT(7) /* RTL_VER_05 only */
#define LINK_CHANGE_FLAG BIT(8)
+#define POLL_LINK_CHG BIT(0)
/* USB_USB2PHY */
#define USB2PHY_SUSPEND 0x0001
@@ -5387,6 +5389,16 @@ static void r8153_init(struct r8152 *tp)
else
ocp_data |= DYNAMIC_BURST;
ocp_write_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY1, ocp_data);
+
+ r8153_queue_wake(tp, false);
+
+ ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_EXTRA_STATUS);
+ if (rtl8152_get_speed(tp) & LINK_STATUS)
+ ocp_data |= CUR_LINK_OK;
+ else
+ ocp_data &= ~CUR_LINK_OK;
+ ocp_data |= POLL_LINK_CHG;
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_EXTRA_STATUS, ocp_data);
}
ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY2);
@@ -5416,6 +5428,7 @@ static void r8153_init(struct r8152 *tp)
ocp_write_word(tp, MCU_TYPE_USB, USB_CONNECT_TIMER, 0x0001);
r8153_power_cut_en(tp, false);
+ rtl_runtime_suspend_enable(tp, false);
r8153_u1u2en(tp, true);
r8153_mac_clk_spd(tp, false);
usb_enable_lpm(tp->udev);
@@ -5484,6 +5497,14 @@ static void r8153b_init(struct r8152 *tp)
r8153b_ups_en(tp, false);
r8153_queue_wake(tp, false);
rtl_runtime_suspend_enable(tp, false);
+
+ ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_EXTRA_STATUS);
+ if (rtl8152_get_speed(tp) & LINK_STATUS)
+ ocp_data |= CUR_LINK_OK;
+ else
+ ocp_data &= ~CUR_LINK_OK;
+ ocp_data |= POLL_LINK_CHG;
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_EXTRA_STATUS, ocp_data);
r8153b_u1u2en(tp, true);
usb_enable_lpm(tp->udev);