On Thu, May 17, 2018 at 01:58:34PM +0100, Marc Zyngier wrote:
> We now have 32 different quirks, and the field that holds them
> is full. Let's bump it up to the next stage so that we can handle
> some more... The type is now an unsigned long long, which is 64bit
> on most architectures.
>
> Signed-off-by: Marc Zyngier <marc.zyng...@arm.com>
> ---
> drivers/usb/host/xhci.c | 6 +++---
> drivers/usb/host/xhci.h | 2 +-
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
> index 711da3306b14..8dba26d3de07 100644
> --- a/drivers/usb/host/xhci.c
> +++ b/drivers/usb/host/xhci.c
> @@ -33,8 +33,8 @@ static int link_quirk;
> module_param(link_quirk, int, S_IRUGO | S_IWUSR);
> MODULE_PARM_DESC(link_quirk, "Don't clear the chain bit on a link TRB");
>
> -static unsigned int quirks;
> -module_param(quirks, uint, S_IRUGO);
> +static unsigned long long quirks;
> +module_param(quirks, ullong, S_IRUGO);
> MODULE_PARM_DESC(quirks, "Bit flags for quirks to be enabled as default");
>
> /* TODO: copied from ehci-hcd.c - can this be refactored? */
> @@ -4963,7 +4963,7 @@ int xhci_gen_setup(struct usb_hcd *hcd,
> xhci_get_quirks_t get_quirks)
> return retval;
> xhci_dbg(xhci, "Called HCD init\n");
>
> - xhci_info(xhci, "hcc params 0x%08x hci version 0x%x quirks 0x%08x\n",
> + xhci_info(xhci, "hcc params 0x%08x hci version 0x%x quirks 0x%016llx\n",
> xhci->hcc_params, xhci->hci_version, xhci->quirks);
>
> return 0;
> diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
> index 6dfc4867dbcf..42848dfc3445 100644
> --- a/drivers/usb/host/xhci.h
> +++ b/drivers/usb/host/xhci.h
> @@ -1787,7 +1787,7 @@ struct xhci_hcd {
> #define XHCI_STATE_DYING (1 << 0)
> #define XHCI_STATE_HALTED (1 << 1)
> #define XHCI_STATE_REMOVING (1 << 2)
> - unsigned int quirks;
> + unsigned long long quirks;
u64?
> #define XHCI_LINK_TRB_QUIRK (1 << 0)
> #define XHCI_RESET_EP_QUIRK (1 << 1)
> #define XHCI_NEC_HOST (1 << 2)
And these all can use BIT(), right?
thanks,
greg k-h
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