[PATCH v3 4/7] PCI: dwc: Use common pci_host_common_link_train_delay() helper

Hans Zhang 18255117159 at 163.com
Tue May 12 03:06:44 PDT 2026



On 5/12/26 15:14, Krzysztof Wilczyński wrote:
> Hello,
> 
>>>> -	/*
>>>> -	 * As per PCIe r6.0, sec 6.6.1, a Downstream Port that supports Link
>>>> -	 * speeds greater than 5.0 GT/s, software must wait a minimum of 100 ms
>>>> -	 * after Link training completes before sending a Configuration Request.
>>>> -	 */
>>>> -	if (pci->max_link_speed > 2)
>>>> -		msleep(PCIE_RESET_CONFIG_WAIT_MS);
>>>> +	pci_host_common_link_train_delay(pci->max_link_speed);
>>>
>>> This comment could move to the helper you added.
>>
>> Hi Krzysztof,
>>
>> Will add.
> 
> No need.  Per Mani's feedback about macro being well documented.
> 

Hi Krzysztof,

Okay.

Best regards,
Hans

> Thank you nonetheless!
> 
> 	Krzysztof




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