From: Thinh Nguyen Thinh.Nguyen@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: stable@vger.kernel.org Fixes: 80caf7d21adc ("usb: dwc3: add lpm erratum support") Signed-off-by: Thinh Nguyen thinhn@synopsys.com Signed-off-by: Felipe Balbi felipe.balbi@linux.intel.com Signed-off-by: Greg Kroah-Hartman gregkh@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;