diff mbox series

[v1,086/107] media: ti-vpe: cal: Move format handling to cal.c and expose helpers

Message ID 20200614235944.17716-87-laurent.pinchart@ideasonboard.com
State Superseded
Headers show
Series media: ti-vpe: cal: Add media controller support | expand

Commit Message

Laurent Pinchart June 14, 2020, 11:59 p.m. UTC 
The cal_formats array contain the description of all formats supported
by the hardware. It's currently used by the V4L2 video device operations
only, but will be needed by the CAMERARX subdev code too. Move it from
cal-video.c to cal.c and add helper functions to access it.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 drivers/media/platform/ti-vpe/cal-video.c | 105 +-----------------
 drivers/media/platform/ti-vpe/cal.c       | 127 ++++++++++++++++++++++
 drivers/media/platform/ti-vpe/cal.h       |   5 +
 3 files changed, 134 insertions(+), 103 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/platform/ti-vpe/cal-video.c b/drivers/media/platform/ti-vpe/cal-video.c
index f57767e79ca5..355bb365daf0 100644
--- a/drivers/media/platform/ti-vpe/cal-video.c
+++ b/drivers/media/platform/ti-vpe/cal-video.c
@@ -26,107 +26,6 @@ 
 
 #include "cal.h"
 
-/* ------------------------------------------------------------------
- *	Format Handling
- * ------------------------------------------------------------------
- */
-
-static const struct cal_fmt cal_formats[] = {
-	{
-		.fourcc		= V4L2_PIX_FMT_YUYV,
-		.code		= MEDIA_BUS_FMT_YUYV8_2X8,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_UYVY,
-		.code		= MEDIA_BUS_FMT_UYVY8_2X8,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_YVYU,
-		.code		= MEDIA_BUS_FMT_YVYU8_2X8,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_VYUY,
-		.code		= MEDIA_BUS_FMT_VYUY8_2X8,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */
-		.code		= MEDIA_BUS_FMT_RGB565_2X8_LE,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */
-		.code		= MEDIA_BUS_FMT_RGB565_2X8_BE,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_RGB555, /* gggbbbbb arrrrrgg */
-		.code		= MEDIA_BUS_FMT_RGB555_2X8_PADHI_LE,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_RGB555X, /* arrrrrgg gggbbbbb */
-		.code		= MEDIA_BUS_FMT_RGB555_2X8_PADHI_BE,
-		.bpp		= 16,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_RGB24, /* rgb */
-		.code		= MEDIA_BUS_FMT_RGB888_2X12_LE,
-		.bpp		= 24,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_BGR24, /* bgr */
-		.code		= MEDIA_BUS_FMT_RGB888_2X12_BE,
-		.bpp		= 24,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_RGB32, /* argb */
-		.code		= MEDIA_BUS_FMT_ARGB8888_1X32,
-		.bpp		= 32,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SBGGR8,
-		.code		= MEDIA_BUS_FMT_SBGGR8_1X8,
-		.bpp		= 8,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SGBRG8,
-		.code		= MEDIA_BUS_FMT_SGBRG8_1X8,
-		.bpp		= 8,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SGRBG8,
-		.code		= MEDIA_BUS_FMT_SGRBG8_1X8,
-		.bpp		= 8,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SRGGB8,
-		.code		= MEDIA_BUS_FMT_SRGGB8_1X8,
-		.bpp		= 8,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SBGGR10,
-		.code		= MEDIA_BUS_FMT_SBGGR10_1X10,
-		.bpp		= 10,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SGBRG10,
-		.code		= MEDIA_BUS_FMT_SGBRG10_1X10,
-		.bpp		= 10,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SGRBG10,
-		.code		= MEDIA_BUS_FMT_SGRBG10_1X10,
-		.bpp		= 10,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SRGGB10,
-		.code		= MEDIA_BUS_FMT_SRGGB10_1X10,
-		.bpp		= 10,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SBGGR12,
-		.code		= MEDIA_BUS_FMT_SBGGR12_1X12,
-		.bpp		= 12,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SGBRG12,
-		.code		= MEDIA_BUS_FMT_SGBRG12_1X12,
-		.bpp		= 12,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SGRBG12,
-		.code		= MEDIA_BUS_FMT_SGRBG12_1X12,
-		.bpp		= 12,
-	}, {
-		.fourcc		= V4L2_PIX_FMT_SRGGB12,
-		.code		= MEDIA_BUS_FMT_SRGGB12_1X12,
-		.bpp		= 12,
-	},
-};
-
 /*  Print Four-character-code (FOURCC) */
 static char *fourcc_to_str(u32 fmt)
 {
@@ -726,7 +625,7 @@  static int cal_ctx_v4l2_init_formats(struct cal_ctx *ctx)
 	int ret = 0;
 
 	/* Enumerate sub device formats and enable all matching local formats */
-	ctx->active_fmt = devm_kcalloc(ctx->cal->dev, ARRAY_SIZE(cal_formats),
+	ctx->active_fmt = devm_kcalloc(ctx->cal->dev, cal_num_formats,
 				       sizeof(*ctx->active_fmt), GFP_KERNEL);
 	ctx->num_active_fmt = 0;
 
@@ -744,7 +643,7 @@  static int cal_ctx_v4l2_init_formats(struct cal_ctx *ctx)
 			"subdev %s: code: %04x idx: %u\n",
 			ctx->phy->sensor->name, mbus_code.code, j);
 
-		for (k = 0; k < ARRAY_SIZE(cal_formats); k++) {
+		for (k = 0; k < cal_num_formats; k++) {
 			const struct cal_fmt *fmt = &cal_formats[k];
 
 			if (mbus_code.code == fmt->code) {
diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c
index 101d0a2c4404..3e82a5edf376 100644
--- a/drivers/media/platform/ti-vpe/cal.c
+++ b/drivers/media/platform/ti-vpe/cal.c
@@ -43,6 +43,133 @@  unsigned int cal_debug;
 module_param_named(debug, cal_debug, uint, 0644);
 MODULE_PARM_DESC(debug, "activates debug info");
 
+/* ------------------------------------------------------------------
+ *	Format Handling
+ * ------------------------------------------------------------------
+ */
+
+const struct cal_fmt cal_formats[] = {
+	{
+		.fourcc		= V4L2_PIX_FMT_YUYV,
+		.code		= MEDIA_BUS_FMT_YUYV8_2X8,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_UYVY,
+		.code		= MEDIA_BUS_FMT_UYVY8_2X8,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_YVYU,
+		.code		= MEDIA_BUS_FMT_YVYU8_2X8,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_VYUY,
+		.code		= MEDIA_BUS_FMT_VYUY8_2X8,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */
+		.code		= MEDIA_BUS_FMT_RGB565_2X8_LE,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */
+		.code		= MEDIA_BUS_FMT_RGB565_2X8_BE,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_RGB555, /* gggbbbbb arrrrrgg */
+		.code		= MEDIA_BUS_FMT_RGB555_2X8_PADHI_LE,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_RGB555X, /* arrrrrgg gggbbbbb */
+		.code		= MEDIA_BUS_FMT_RGB555_2X8_PADHI_BE,
+		.bpp		= 16,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_RGB24, /* rgb */
+		.code		= MEDIA_BUS_FMT_RGB888_2X12_LE,
+		.bpp		= 24,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_BGR24, /* bgr */
+		.code		= MEDIA_BUS_FMT_RGB888_2X12_BE,
+		.bpp		= 24,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_RGB32, /* argb */
+		.code		= MEDIA_BUS_FMT_ARGB8888_1X32,
+		.bpp		= 32,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SBGGR8,
+		.code		= MEDIA_BUS_FMT_SBGGR8_1X8,
+		.bpp		= 8,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SGBRG8,
+		.code		= MEDIA_BUS_FMT_SGBRG8_1X8,
+		.bpp		= 8,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SGRBG8,
+		.code		= MEDIA_BUS_FMT_SGRBG8_1X8,
+		.bpp		= 8,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SRGGB8,
+		.code		= MEDIA_BUS_FMT_SRGGB8_1X8,
+		.bpp		= 8,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SBGGR10,
+		.code		= MEDIA_BUS_FMT_SBGGR10_1X10,
+		.bpp		= 10,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SGBRG10,
+		.code		= MEDIA_BUS_FMT_SGBRG10_1X10,
+		.bpp		= 10,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SGRBG10,
+		.code		= MEDIA_BUS_FMT_SGRBG10_1X10,
+		.bpp		= 10,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SRGGB10,
+		.code		= MEDIA_BUS_FMT_SRGGB10_1X10,
+		.bpp		= 10,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SBGGR12,
+		.code		= MEDIA_BUS_FMT_SBGGR12_1X12,
+		.bpp		= 12,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SGBRG12,
+		.code		= MEDIA_BUS_FMT_SGBRG12_1X12,
+		.bpp		= 12,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SGRBG12,
+		.code		= MEDIA_BUS_FMT_SGRBG12_1X12,
+		.bpp		= 12,
+	}, {
+		.fourcc		= V4L2_PIX_FMT_SRGGB12,
+		.code		= MEDIA_BUS_FMT_SRGGB12_1X12,
+		.bpp		= 12,
+	},
+};
+
+const unsigned int cal_num_formats = ARRAY_SIZE(cal_formats);
+
+const struct cal_fmt *cal_format_by_fourcc(u32 fourcc)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(cal_formats); ++i) {
+		if (cal_formats[i].fourcc == fourcc)
+			return &cal_formats[i];
+	}
+
+	return NULL;
+}
+
+const struct cal_fmt *cal_format_by_code(u32 code)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(cal_formats); ++i) {
+		if (cal_formats[i].code == code)
+			return &cal_formats[i];
+	}
+
+	return NULL;
+}
+
 /* ------------------------------------------------------------------
  *	Platform Data
  * ------------------------------------------------------------------
diff --git a/drivers/media/platform/ti-vpe/cal.h b/drivers/media/platform/ti-vpe/cal.h
index cdee28bb88c4..8d1753ebb7c4 100644
--- a/drivers/media/platform/ti-vpe/cal.h
+++ b/drivers/media/platform/ti-vpe/cal.h
@@ -244,6 +244,11 @@  static inline void cal_set_field(u32 *valp, u32 field, u32 mask)
 	*valp = val;
 }
 
+extern const struct cal_fmt cal_formats[];
+extern const unsigned int cal_num_formats;
+const struct cal_fmt *cal_format_by_fourcc(u32 fourcc);
+const struct cal_fmt *cal_format_by_code(u32 code);
+
 void cal_quickdump_regs(struct cal_dev *cal);
 
 void cal_camerarx_disable(struct cal_camerarx *phy);