[PATCH v2 1/9] usb: dwc3: add dis_enblslpm_quirk

Frank Wang frank.wang at rock-chips.com
Wed May 6 04:15:15 CEST 2020


Hi Jagan,

On 2020/5/1 14:53, Jagan Teki wrote:
> On Thu, Apr 30, 2020 at 7:47 AM Frank Wang <frank.wang at rock-chips.com> wrote:
>> Add a quirk to clear the GUSB2PHYCFG.ENBLSLPM bit, which controls
>> whether the PHY receives the suspend signal from the controller.
>>
>> Refer to commit ec791d149bca("usb: dwc3: Add dis_enblslpm_quirk")
>> in Linux Kernel.
>>
>> Signed-off-by: Frank Wang <frank.wang at rock-chips.com>
>> Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
>> ---
>>   drivers/usb/dwc3/core.c | 6 ++++++
>>   drivers/usb/dwc3/core.h | 1 +
>>   include/dwc3-uboot.h    | 1 +
>>   3 files changed, 8 insertions(+)
>>
>> diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
>> index 4ec3f6df6a..a80e7d54aa 100644
>> --- a/drivers/usb/dwc3/core.c
>> +++ b/drivers/usb/dwc3/core.c
>> @@ -395,6 +395,9 @@ static void dwc3_phy_setup(struct dwc3 *dwc)
>>          if (dwc->dis_u2_susphy_quirk)
>>                  reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;
>>
>> +       if (dwc->dis_enblslpm_quirk)
>> +               reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;
>> +
> This patch alone seems not building with DWC3
> enabled,drivers/usb/dwc3/core.c: In function ‘dwc3_phy_setup’:
> drivers/usb/dwc3/core.c:399:11: error: ‘DWC3_GUSB2PHYCFG_ENBLSLPM’
> undeclared (first use in this function)
>     reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;
>
> Add this macros to core.h

ACK

> Jagan.
>
>
>





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