[PATCH net-next v2 2/7] r8152: adjust lpm timer

From: Hayes Wang
Date: Thu Feb 05 2015 - 22:33:55 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 41a1cbc..ff122fa 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3256,10 +3256,10 @@ 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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