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

Hans Zhang <[email protected]> Tue, 12 May 2026 08:43:58 +0800

Newsgroups	org.kernel.vger.linux-omap,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-mediatek,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pci,org.kernel.vger.linux-renesas-soc
Message-ID	<[email protected]>


On 5/11/26 15:02, 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.

Best regards,
Hans


> 
> Thank you!
> 
> 	Krzysztof