Re: [PATCH v18 2/9] usb: dwc3: core: Access XHCI address space temporarily to read port info

[Johan Hovold <johan@kernel.org>]

On Wed, Apr 03, 2024 at 10:54:25AM +0530, Krishna Kurapati PSSNV wrote:
 
> >> +static int dwc3_read_port_info(struct dwc3 *dwc)
> >> +{
> >> +	void __iomem *base;
> >> +	u8 major_revision;
> >> +	u32 offset;
> >> +	u32 val;
> >> +
> >> +	/*
> >> +	 * Remap xHCI address space to access XHCI ext cap regs since it is
> >> +	 * needed to get information on number of ports present.
> >> +	 */
> >> +	base = ioremap(dwc->xhci_resources[0].start,
> >> +		       resource_size(&dwc->xhci_resources[0]));
> >> +	if (IS_ERR(base))
> >> +		return PTR_ERR(base);
> > 
> > Looks like you forgot to address some of the comments you said you'd
> > update previously if you submit a new version to the series.
> > 
> > [*] https://lore.kernel.org/linux-usb/af73110d-e13e-4183-af11-aed869ac0a31@quicinc.com/
> > 
> 
> Apologies. I agree. I was too much focused on acpi removal and interrupt 
> cleanup, I forgot the last comment you gave.
> 
> Can I send in a separate patch for this ?

The series has not been merged yet so you can address both issues in a
v19. Perhaps wait a day or two in case Thinh has further comments.

Johan