[PATCH 4.19 51/66] usb: dwc3: Fix default lpm_nyet_threshold value

[Greg Kroah-Hartman]

From: Thinh Nguyen <thinh.ngu...@synopsys.com>

commit 8d791929b2fbdf7734c1596d808e55cb457f4562 upstream.

The max possible value for DCTL.LPM_NYET_THRES is 15 and not 255. Change
the default value to 15.

Cc: sta...@vger.kernel.org
Fixes: 80caf7d21adc ("usb: dwc3: add lpm erratum support")
Signed-off-by: Thinh Nguyen <thi...@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.ba...@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>

---
 drivers/usb/dwc3/core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1214,7 +1214,7 @@ static void dwc3_get_properties(struct d
        u8                      tx_max_burst_prd;
 
        /* default to highest possible threshold */
-       lpm_nyet_threshold = 0xff;
+       lpm_nyet_threshold = 0xf;
 
        /* default to -3.5dB de-emphasis */
        tx_de_emphasis = 1;