[PATCH net-next 2/7] r8152: adjust lpm timer
From: Hayes Wang
Date: Mon Jan 19 2015 - 02:16:07 EST
Set LPM timer to 500us, except for RTL_VER_04 which doesn't link at
USB 3.0.
Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
---
drivers/net/usb/r8152.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 78a8917..3ee9d06 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3274,10 +3274,10 @@ static void r8153_init(struct r8152 *tp)
ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_LPM_CTRL);
ocp_data &= ~LPM_TIMER_MASK;
- if (tp->udev->speed == USB_SPEED_SUPER)
- ocp_data |= LPM_TIMER_500US;
- else
+ if (tp->version == RTL_VER_04 && tp->udev->speed != USB_SPEED_SUPER)
ocp_data |= LPM_TIMER_500MS;
+ else
+ ocp_data |= LPM_TIMER_500US;
ocp_write_byte(tp, MCU_TYPE_USB, USB_LPM_CTRL, ocp_data);
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_AFE_CTRL2);
--
2.1.0
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