Quoting Laurent Pinchart (2022-07-19 23:24:32)
> Simplify feature tests with a macro that shortens lines.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Given how we use it on VSP1 too, I certainly prefer this style of
helper!
Reviewed-by: Kieran Bingham <kieran.bingham@xxxxxxxxxxxxxxxx>
> ---
> Sending to the correct mailing list this time, sorry for the noise.
> ---
> .../media/platform/rockchip/rkisp1/rkisp1-common.h | 3 +++
> .../media/platform/rockchip/rkisp1/rkisp1-dev.c | 14 +++++++-------
> 2 files changed, 10 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
> index 8056997d5c29..0aae802464ac 100644
> --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
> +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
> @@ -111,6 +111,9 @@ enum rkisp1_feature {
> RKISP1_FEATURE_MIPI_CSI2 = BIT(0),
> };
>
> +#define rkisp1_has_feature(rkisp1, feature) \
> + ((rkisp1)->info->features & RKISP1_FEATURE_##feature)
> +
> /*
> * struct rkisp1_info - Model-specific ISP Information
> *
> diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
> index f2475c6235ea..e348d8c86861 100644
> --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
> +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
> @@ -206,7 +206,7 @@ static int rkisp1_subdev_notifier_register(struct rkisp1_device *rkisp1)
> switch (reg) {
> case 0:
> /* MIPI CSI-2 port */
> - if (!(rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)) {
> + if (!rkisp1_has_feature(rkisp1, MIPI_CSI2)) {
> dev_err(rkisp1->dev,
> "internal CSI must be available for port 0\n");
> ret = -EINVAL;
> @@ -338,7 +338,7 @@ static int rkisp1_create_links(struct rkisp1_device *rkisp1)
> unsigned int i;
> int ret;
>
> - if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2) {
> + if (rkisp1_has_feature(rkisp1, MIPI_CSI2)) {
> /* Link the CSI receiver to the ISP. */
> ret = media_create_pad_link(&rkisp1->csi.sd.entity,
> RKISP1_CSI_PAD_SRC,
> @@ -390,7 +390,7 @@ static int rkisp1_create_links(struct rkisp1_device *rkisp1)
>
> static void rkisp1_entities_unregister(struct rkisp1_device *rkisp1)
> {
> - if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)
> + if (rkisp1_has_feature(rkisp1, MIPI_CSI2))
> rkisp1_csi_unregister(rkisp1);
> rkisp1_params_unregister(rkisp1);
> rkisp1_stats_unregister(rkisp1);
> @@ -423,7 +423,7 @@ static int rkisp1_entities_register(struct rkisp1_device *rkisp1)
> if (ret)
> goto error;
>
> - if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2) {
> + if (rkisp1_has_feature(rkisp1, MIPI_CSI2)) {
> ret = rkisp1_csi_register(rkisp1);
> if (ret)
> goto error;
> @@ -590,7 +590,7 @@ static int rkisp1_probe(struct platform_device *pdev)
> goto err_unreg_v4l2_dev;
> }
>
> - if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2) {
> + if (rkisp1_has_feature(rkisp1, MIPI_CSI2)) {
> ret = rkisp1_csi_init(rkisp1);
> if (ret)
> goto err_unreg_media_dev;
> @@ -611,7 +611,7 @@ static int rkisp1_probe(struct platform_device *pdev)
> err_unreg_entities:
> rkisp1_entities_unregister(rkisp1);
> err_cleanup_csi:
> - if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)
> + if (rkisp1_has_feature(rkisp1, MIPI_CSI2))
> rkisp1_csi_cleanup(rkisp1);
> err_unreg_media_dev:
> media_device_unregister(&rkisp1->media_dev);
> @@ -630,7 +630,7 @@ static int rkisp1_remove(struct platform_device *pdev)
> v4l2_async_nf_cleanup(&rkisp1->notifier);
>
> rkisp1_entities_unregister(rkisp1);
> - if (rkisp1->info->features & RKISP1_FEATURE_MIPI_CSI2)
> + if (rkisp1_has_feature(rkisp1, MIPI_CSI2))
> rkisp1_csi_cleanup(rkisp1);
> rkisp1_debug_cleanup(rkisp1);
>
> --
> Regards,
>
> Laurent Pinchart
>
