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r8152: adjust lpm timer

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Set LPM timer to 500us, except for RTL_VER_04 which doesn't link at
USB 3.0.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
hayeswang 2015-02-06 11:30:46 +08:00 committed by David S. Miller
parent e1a2ca9272
commit 34203e25cb
1 changed files with 3 additions and 3 deletions
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6
drivers/net/usb/r8152.c
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@ -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);