[git:media_stage/master] media: rkisp1: Add and use rkisp1_has_feature() macro

[Laurent Pinchart]

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Subject: media: rkisp1: Add and use rkisp1_has_feature() macro
Author:  Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Date:    Fri Feb 16 18:54:47 2024 +0900

Simplify feature tests with a macro that shortens lines.

Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Reviewed-by: Paul Elder <paul.el...@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bing...@ideasonboard.com>
Signed-off-by: Paul Elder <paul.el...@ideasonboard.com>
Tested-by: Alexander Stein <alexander.st...@ew.tq-group.com>
Tested-by: Adam Ford <aford...@gmail.com>
Reviewed-by: Tomi Valkeinen <tomi.valkei...@ideasonboard.com>

 drivers/media/platform/rockchip/rkisp1/rkisp1-common.h |  3 +++
 drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c    | 12 ++++++------
 2 files changed, 9 insertions(+), 6 deletions(-)

---

diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h 
b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
index 4b6b28c05b89..35efdabf9db1 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-common.h
@@ -119,6 +119,9 @@ 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 f96f821a7b50..8c1040ca02a3 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
@@ -207,7 +207,7 @@ 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;
@@ -339,7 +339,7 @@ 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,
@@ -391,7 +391,7 @@ 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);
@@ -424,7 +424,7 @@ 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;
@@ -628,7 +628,7 @@ 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);
@@ -649,7 +649,7 @@ static void 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);