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[v6,20/23] media: rzg2l-cru: Refactor ICnDMR register configuration

Message ID 20241018133446.223516-21-prabhakar.mahadev-lad.rj@bp.renesas.com (mailing list archive)
State New
Headers show
Series media: platform: rzg2l-cru: CSI-2 and CRU enhancements | expand

Commit Message

Prabhakar Oct. 18, 2024, 1:34 p.m. UTC 
From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Refactor the ICnDMR register configuration in
`rzg2l_cru_initialize_image_conv()` by adding a new member `icndmr` in the
`rzg2l_cru_ip_format` structure.

Suggested-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
---
 drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h |  4 ++++
 drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c  |  1 +
 .../media/platform/renesas/rzg2l-cru/rzg2l-video.c   | 12 ++++--------
 3 files changed, 9 insertions(+), 8 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h
index 327516272e53..c40754732576 100644
--- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h
+++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h
@@ -31,6 +31,8 @@ 
 #define RZG2L_CRU_MIN_INPUT_HEIGHT	240
 #define RZG2L_CRU_MAX_INPUT_HEIGHT	4095
 
+#define ICnDMR_YCMODE_UYVY		(1 << 4)
+
 enum rzg2l_csi2_pads {
 	RZG2L_CRU_IP_SINK = 0,
 	RZG2L_CRU_IP_SOURCE,
@@ -67,12 +69,14 @@  struct rzg2l_cru_ip {
  * @code: Media bus code
  * @datatype: MIPI CSI2 data type
  * @format: 4CC format identifier (V4L2_PIX_FMT_*)
+ * @icndmr: ICnDMR register value
  * @bpp: bytes per pixel
  */
 struct rzg2l_cru_ip_format {
 	u32 code;
 	u32 datatype;
 	u32 format;
+	u32 icndmr;
 	u8 bpp;
 };
 
diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c
index 07859c89be77..ad470de440ad 100644
--- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c
+++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c
@@ -16,6 +16,7 @@  static const struct rzg2l_cru_ip_format rzg2l_cru_ip_formats[] = {
 		.datatype = MIPI_CSI2_DT_YUV422_8B,
 		.format = V4L2_PIX_FMT_UYVY,
 		.bpp = 2,
+		.icndmr = ICnDMR_YCMODE_UYVY,
 	},
 };
 
diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c
index df6114cbe5c7..a686a5cd4f59 100644
--- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c
+++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c
@@ -88,7 +88,6 @@ 
 
 /* CRU Data Output Mode Register */
 #define ICnDMR				0x26c
-#define ICnDMR_YCMODE_UYVY		(1 << 4)
 
 #define RZG2L_TIMEOUT_MS		100
 #define RZG2L_RETRIES			10
@@ -279,18 +278,15 @@  static int rzg2l_cru_initialize_image_conv(struct rzg2l_cru_dev *cru,
 					   u8 csi_vc)
 {
 	const struct v4l2_format_info *src_finfo, *dst_finfo;
+	const struct rzg2l_cru_ip_format *cru_video_fmt;
 	const struct rzg2l_cru_ip_format *cru_ip_fmt;
-	u32 icndmr;
 
 	cru_ip_fmt = rzg2l_cru_ip_code_to_fmt(ip_sd_fmt->code);
 	rzg2l_cru_csi2_setup(cru, cru_ip_fmt, csi_vc);
 
 	/* Output format */
-	switch (cru->format.pixelformat) {
-	case V4L2_PIX_FMT_UYVY:
-		icndmr = ICnDMR_YCMODE_UYVY;
-		break;
-	default:
+	cru_video_fmt = rzg2l_cru_ip_format_to_fmt(cru->format.pixelformat);
+	if (!cru_video_fmt) {
 		dev_err(cru->dev, "Invalid pixelformat (0x%x)\n",
 			cru->format.pixelformat);
 		return -EINVAL;
@@ -308,7 +304,7 @@  static int rzg2l_cru_initialize_image_conv(struct rzg2l_cru_dev *cru,
 				rzg2l_cru_read(cru, ICnMC) & (~ICnMC_CSCTHR));
 
 	/* Set output data format */
-	rzg2l_cru_write(cru, ICnDMR, icndmr);
+	rzg2l_cru_write(cru, ICnDMR, cru_video_fmt->icndmr);
 
 	return 0;
 }