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[v2,09/15] media: i2c: ds90ub953: Clear CRC errors in ub953_log_status()

Message ID 20241108-ub9xx-fixes-v2-9-c7db3b2ad89f@ideasonboard.com
State New
Headers show
Series media: i2c: ds90ub9xx: Misc fixes and improvements | expand

Commit Message

Tomi Valkeinen Nov. 8, 2024, 9:34 a.m. UTC 
Clear the CRC error counter after showing it in ub953_log_status() to
make its behavior match the other counter values.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
---
 drivers/media/i2c/ds90ub953.c | 9 +++++++++
 1 file changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/drivers/media/i2c/ds90ub953.c b/drivers/media/i2c/ds90ub953.c
index 10daecf6f457..b6451811f906 100644
--- a/drivers/media/i2c/ds90ub953.c
+++ b/drivers/media/i2c/ds90ub953.c
@@ -66,6 +66,9 @@ 
 #define UB953_REG_GPIO_INPUT_CTRL_OUT_EN(n)	BIT(4 + (n))
 #define UB953_REG_GPIO_INPUT_CTRL_INPUT_EN(n)	BIT(0 + (n))
 
+#define UB953_REG_BC_CTRL			0x49
+#define UB953_REG_BC_CTRL_CRC_ERR_CLR		BIT(3)
+
 #define UB953_REG_REV_MASK_ID			0x50
 #define UB953_REG_GENERAL_STATUS		0x52
 
@@ -619,6 +622,12 @@  static int ub953_log_status(struct v4l2_subdev *sd)
 	ub953_read(priv, UB953_REG_CRC_ERR_CNT2, &v2);
 	dev_info(dev, "CRC error count %u\n", v1 | (v2 << 8));
 
+	/* Clear CRC error counter */
+	if (v1 || v2)
+		regmap_update_bits(priv->regmap, UB953_REG_BC_CTRL,
+				   UB953_REG_BC_CTRL_CRC_ERR_CLR,
+				   UB953_REG_BC_CTRL_CRC_ERR_CLR);
+
 	ub953_read(priv, UB953_REG_CSI_ERR_CNT, &v);
 	dev_info(dev, "CSI error count %u\n", v);