On Mon, Sep 21, 2015 at 05:01:12PM +0200, Peter Senna Tschudin wrote:
> This patch convert the macro speed_char in an inline function. The goal
> of this patch is to make the code easier to read.
>
> Signed-off-by: Peter Senna Tschudin <peter.senna@xxxxxxxxx>
looks good
> ---
> drivers/usb/host/fotg210-hcd.c | 27 ++++++++++++++++-----------
> 1 file changed, 16 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c
> index 4032ed0..82cd5da 100644
> --- a/drivers/usb/host/fotg210-hcd.c
> +++ b/drivers/usb/host/fotg210-hcd.c
> @@ -331,17 +331,22 @@ struct debug_buffer {
> size_t alloc_size;
> };
>
> -#define speed_char(info1)({ char tmp; \
> - switch (info1 & (3 << 12)) { \
> - case QH_FULL_SPEED: \
> - tmp = 'f'; break; \
> - case QH_LOW_SPEED: \
> - tmp = 'l'; break; \
> - case QH_HIGH_SPEED: \
> - tmp = 'h'; break; \
> - default: \
> - tmp = '?'; break; \
> - } tmp; })
> +static inline char speed_char(u32 scratch)
> +{
> + switch (scratch & (3 << 12)) {
> + case QH_FULL_SPEED:
> + return 'f';
> +
> + case QH_LOW_SPEED:
> + return 'l';
> +
> + case QH_HIGH_SPEED:
> + return 'h';
> +
> + default:
> + return '?';
> + }
> +}
>
> static inline char token_mark(struct fotg210_hcd *fotg210, __hc32 token)
> {
> --
> 2.1.0
>
--
balbi
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