On Fri, Aug 16, 2013 at 11:09:12PM +0530, Kumar Gaurav wrote:
> Hi Sarah,
>
> I was just reading through xhci driver's code and found something
> which i'm unable to understand use of.
> Please help me understanding them
>
> 1.use of struct xhci_hcd in function xhci_readl
> function definition doesn't uses this type of argument
> static inline unsigned int xhci_readl(const struct xhci_hcd *xhci,__le32
> __iomem *regs)
> {
> return readl(regs);
> }
The function used to print when registers were read, and thus needed the
xhci_hcd argument. It's no longer used, so if you want to submit a
patch to remove that argument, I would take it. Please look at
Documentation/SubmittingPatches if you've never submitted a Linux kernel
patch before.
Sarah Sharp
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