linux-kernel - [PATCH 2/3] media: rkisp1: debug: Add register dump for IS

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Date:   Wed, 29 Nov 2023 18:29:55 +0900
From:   Paul Elder <paul.elder@...asonboard.com>
To:     linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org
Cc:     kieran.bingham@...asonboard.com, tomi.valkeinen@...asonboard.com,
        umang.jain@...asonboard.com,
        Paul Elder <paul.elder@...asonboard.com>,
        Dafna Hirschfeld <dafna@...tmail.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Heiko Stuebner <heiko@...ech.de>,
        linux-arm-kernel@...ts.infradead.org (moderated list:ARM/Rockchip SoC
        support), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 2/3] media: rkisp1: debug: Add register dump for IS

Add register dump for the image stabilizer module to debugfs.

Signed-off-by: Paul Elder <paul.elder@...asonboard.com>
---
 .../platform/rockchip/rkisp1/rkisp1-debug.c    | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c
index 71df3dc95e6f..f66b9754472e 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-debug.c
@@ -139,6 +139,21 @@ static int rkisp1_debug_dump_mi_mp_show(struct seq_file *m, void *p)
 }
 DEFINE_SHOW_ATTRIBUTE(rkisp1_debug_dump_mi_mp);
 
+static int rkisp1_debug_dump_is_show(struct seq_file *m, void *p)
+{
+	static const struct rkisp1_debug_register registers[] = {
+		RKISP1_DEBUG_SHD_REG(ISP_IS_H_OFFS),
+		RKISP1_DEBUG_SHD_REG(ISP_IS_V_OFFS),
+		RKISP1_DEBUG_SHD_REG(ISP_IS_H_SIZE),
+		RKISP1_DEBUG_SHD_REG(ISP_IS_V_SIZE),
+		{ /* Sentinel */ },
+	};
+	struct rkisp1_device *rkisp1 = m->private;
+
+	return rkisp1_debug_dump_regs(rkisp1, m, 0, registers);
+}
+DEFINE_SHOW_ATTRIBUTE(rkisp1_debug_dump_is);
+
 #define RKISP1_DEBUG_DATA_COUNT_BINS	32
 #define RKISP1_DEBUG_DATA_COUNT_STEP	(4096 / RKISP1_DEBUG_DATA_COUNT_BINS)
 
@@ -235,6 +250,9 @@ void rkisp1_debug_init(struct rkisp1_device *rkisp1)
 
 	debugfs_create_file("mi_mp", 0444, regs_dir, rkisp1,
 			    &rkisp1_debug_dump_mi_mp_fops);
+
+	debugfs_create_file("is", 0444, regs_dir, rkisp1,
+			    &rkisp1_debug_dump_is_fops);
 }
 
 void rkisp1_debug_cleanup(struct rkisp1_device *rkisp1)
-- 
2.39.2