[PATCH v2 04/23] media: ov5640: Associate bpp with formats

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Associate the bit depth to each format supported by the sensor.

The bpp will be used to calculate the line length.

Signed-off-by: Jacopo Mondi <jacopo@xxxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
 drivers/media/i2c/ov5640.c | 73 ++++++++++++++++++++++++++++++--------
 1 file changed, 59 insertions(+), 14 deletions(-)

diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c
index ce3d38eadb86..71404d064045 100644
--- a/drivers/media/i2c/ov5640.c
+++ b/drivers/media/i2c/ov5640.c
@@ -150,24 +150,69 @@ enum ov5640_format_mux {
 	OV5640_FMT_MUX_RAW_CIP,
 };
 
-struct ov5640_pixfmt {
+static const struct ov5640_pixfmt {
 	u32 code;
 	u32 colorspace;
+	u8 bpp;
+} ov5640_formats[] = {
+	{
+		.code = MEDIA_BUS_FMT_JPEG_1X8,
+		.colorspace = V4L2_COLORSPACE_JPEG,
+		.bpp = 16,
+	}, {
+		.code = MEDIA_BUS_FMT_UYVY8_2X8,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 16,
+	}, {
+		.code = MEDIA_BUS_FMT_UYVY8_1X16,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 16,
+	}, {
+		.code = MEDIA_BUS_FMT_YUYV8_2X8,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 16,
+	}, {
+		.code = MEDIA_BUS_FMT_YUYV8_1X16,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 16,
+	}, {
+		.code = MEDIA_BUS_FMT_RGB565_2X8_LE,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 16,
+	}, {
+		.code = MEDIA_BUS_FMT_RGB565_2X8_BE,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 16,
+	}, {
+		.code = MEDIA_BUS_FMT_SBGGR8_1X8,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 8,
+	}, {
+		.code = MEDIA_BUS_FMT_SGBRG8_1X8,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 8
+	}, {
+		.code = MEDIA_BUS_FMT_SGRBG8_1X8,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 8,
+	}, {
+		.code = MEDIA_BUS_FMT_SRGGB8_1X8,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.bpp = 8,
+	},
 };
 
-static const struct ov5640_pixfmt ov5640_formats[] = {
-	{ MEDIA_BUS_FMT_JPEG_1X8, V4L2_COLORSPACE_JPEG, },
-	{ MEDIA_BUS_FMT_UYVY8_2X8, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_UYVY8_1X16, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_YUYV8_2X8, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_YUYV8_1X16, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_RGB565_2X8_LE, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_RGB565_2X8_BE, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_SBGGR8_1X8, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_SGBRG8_1X8, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_SGRBG8_1X8, V4L2_COLORSPACE_SRGB, },
-	{ MEDIA_BUS_FMT_SRGGB8_1X8, V4L2_COLORSPACE_SRGB, },
-};
+static u32 ov5640_code_to_bpp(u32 code)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(ov5640_formats); ++i) {
+		if (ov5640_formats[i].code == code)
+			return ov5640_formats[i].bpp;
+	}
+
+	return 0;
+}
 
 /*
  * FIXME: remove this when a subdev API becomes available
-- 
2.35.0




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