Hi Jacopo
On 06/01/2019 15:54, Jacopo Mondi wrote:
> Add small is_txb() macro to the existing is_txa() and use it where
> appropriate.
Thank you.
I think this will make the code much better to read than if (!is_txa).
> Signed-off-by: Jacopo Mondi <jacopo+rene...@jmondi.org>
Reviewed-by: Kieran Bingham <kieran.bingham+rene...@ideasonboard.com>
> ---
> drivers/media/i2c/adv748x/adv748x-csi2.c | 2 +-
> drivers/media/i2c/adv748x/adv748x.h | 6 +++++-
> 2 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/media/i2c/adv748x/adv748x-csi2.c
> b/drivers/media/i2c/adv748x/adv748x-csi2.c
> index 6ce21542ed48..b6b5d8c7ea7c 100644
> --- a/drivers/media/i2c/adv748x/adv748x-csi2.c
> +++ b/drivers/media/i2c/adv748x/adv748x-csi2.c
> @@ -82,7 +82,7 @@ static int adv748x_csi2_registered(struct v4l2_subdev *sd)
> return adv748x_csi2_register_link(tx, sd->v4l2_dev,
> &state->hdmi.sd,
> ADV748X_HDMI_SOURCE);
> - if (!is_txa(tx) && is_afe_enabled(state))
> + if (is_txb(tx) && is_afe_enabled(state))
> return adv748x_csi2_register_link(tx, sd->v4l2_dev,
> &state->afe.sd,
> ADV748X_AFE_SOURCE);
> 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 :)
> +
> #define is_afe_enabled(_state) \
> ((_state)->endpoints[ADV748X_PORT_AIN0] != NULL || \
> (_state)->endpoints[ADV748X_PORT_AIN1] != NULL || \
>
--
Regards
--
Kieran
