On Sun, Jan 17, 2016 at 07:52:37PM -0800, Andrey Smirnov wrote:
> Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
> ---
> drivers/net/e1000/e1000.h | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
> index 291e64d..5e24758 100644
> --- a/drivers/net/e1000/e1000.h
> +++ b/drivers/net/e1000/e1000.h
> @@ -2176,5 +2176,24 @@ static inline uint32_t e1000_read_reg(struct e1000_hw *hw, uint32_t reg)
> }
>
>
> +static inline int e1000_poll_reg(struct e1000_hw *hw, uint32_t reg,
> + uint32_t mask, uint32_t value,
> + uint64_t timeout)
We should let the compiler decide whether to inline this or not. Can we
remove the inline?
> +{
> + const uint64_t start = get_time_ns();
> +
> + do {
> + const uint32_t v = e1000_read_reg(hw, reg);
> +
> + if ((v & mask) == value)
> + return 0;
> +
> + } while (!is_timeout(start, timeout));
> +
> + return -ETIMEDOUT;
> +}
> +
> +#define E1000_POLL_REG(a, reg, mask, value, timeout) \
> + e1000_poll_reg((a), E1000_##reg, (mask), (value), (timeout))
Can we drop this define? All it does is to put E1000_ in front of the
register name which could also be done by the caller.
Sascha
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