[PATCH v5 01/10] media: rkisp1: Add and use rkisp1_has_feature() macro

From: Paul Elder <paul.elder@ideasonboard.com>
To: linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org,
	devicetree@vger.kernel.org
Cc: kieran.bingham@ideasonboard.com, tomi.valkeinen@ideasonboard.com,
	umang.jain@ideasonboard.com, aford173@gmail.com,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Paul Elder <paul.elder@ideasonboard.com>,
	Alexander Stein <alexander.stein@ew.tq-group.com>,
	Dafna Hirschfeld <dafna@fastmail.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Heiko Stuebner <heiko@sntech.de>,
	linux-arm-kernel@lists.infradead.org (moderated
	list:ARM/Rockchip SoC support),
	linux-kernel@vger.kernel.org (open list)
Subject: [PATCH v5 01/10] media: rkisp1: Add and use rkisp1_has_feature() macro
Date: Sun,  7 Jan 2024 01:02:12 +0900	[thread overview]
Message-ID: <20240106160221.4183409-2-paul.elder@ideasonboard.com> (raw)
In-Reply-To: <20240106160221.4183409-1-paul.elder@ideasonboard.com>

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Simplify feature tests with a macro that shortens lines.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Tested-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Tested-by: Adam Ford <aford173@gmail.com>
---
 .../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 b757f75edecf..be6cb42776b0 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 73cf08a74011..44b753026ba2 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;
@@ -361,7 +361,7 @@ 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,
@@ -413,7 +413,7 @@ 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);
@@ -446,7 +446,7 @@ 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;
@@ -629,7 +629,7 @@ 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;
@@ -650,7 +650,7 @@ 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);
@@ -671,7 +671,7 @@ 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);
 
-- 
2.39.2


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