Hi Jacopo,
On 07/01/2019 10:05, Jacopo Mondi wrote:
> Hi Kieran,
<snip>
>>> diff --git a/drivers/media/i2c/adv748x/adv748x.h
>>> b/drivers/media/i2c/adv748x/adv748x.h
>>> index b482c7fe6957..bc2da1b5ce29 100644
>>> --- a/drivers/media/i2c/adv748x/adv748x.h
>>> +++ b/drivers/media/i2c/adv748x/adv748x.h
>>> @@ -89,8 +89,12 @@ struct adv748x_csi2 {
>>>
>>> #define notifier_to_csi2(n) container_of(n, struct adv748x_csi2, notifier)
>>> #define adv748x_sd_to_csi2(sd) container_of(sd, struct adv748x_csi2, sd)
>>> +
>>> #define is_tx_enabled(_tx) ((_tx)->state->endpoints[(_tx)->port] != NULL)
>>> -#define is_txa(_tx) ((_tx) == &(_tx)->state->txa)
>>> +#define __is_tx(_tx, _ab) ((_tx) == &(_tx)->state->tx##_ab)
>>> +#define is_txa(_tx) __is_tx(_tx, a)
>>> +#define is_txb(_tx) __is_tx(_tx, b)
>>
>> I would have just duplicated the is_txa() line here... but this is good
>> too :)
>
> I agree it might seem more complex than necessary. I initially made it
> like this as I started from the 'is_tx()' macro this series adds in
> 6/6.
>
> If it is easier to have an '((_tx) == &(_tx)->state->txb)' I can
> change this.
It's fine for me as you've got it.
It's still clear and readable, and implements the required functionality.
<snip>
--
Regards
--
Kieran
