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SubjectRe: [PATCH v2 1/2] HID: use BIT macro instead of plain integers for flags
On Fri, Dec 08, 2017 at 03:28:17PM +0100, Benjamin Tissoires wrote:
> This can lead to some hairy situation with the developer losing
> a day or two realizing that 4 should be after 2, not 3.
>
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
> ---

Please add

#include <linux/bitops.h>

to make sure we have definition if BIT(), otherwise

Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Thanks!

>
> new in v2
>
> include/linux/hid.h | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/include/linux/hid.h b/include/linux/hid.h
> index a62ee4a609ac..421b62b77c69 100644
> --- a/include/linux/hid.h
> +++ b/include/linux/hid.h
> @@ -494,13 +494,13 @@ struct hid_output_fifo {
> char *raw_report;
> };
>
> -#define HID_CLAIMED_INPUT 1
> -#define HID_CLAIMED_HIDDEV 2
> -#define HID_CLAIMED_HIDRAW 4
> -#define HID_CLAIMED_DRIVER 8
> +#define HID_CLAIMED_INPUT BIT(0)
> +#define HID_CLAIMED_HIDDEV BIT(1)
> +#define HID_CLAIMED_HIDRAW BIT(2)
> +#define HID_CLAIMED_DRIVER BIT(3)
>
> -#define HID_STAT_ADDED 1
> -#define HID_STAT_PARSED 2
> +#define HID_STAT_ADDED BIT(0)
> +#define HID_STAT_PARSED BIT(1)
>
> struct hid_input {
> struct list_head list;
> --
> 2.14.3
>

--
Dmitry

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