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media: sun6i-csi: Introduce capture format structure, list and helper

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Add a table that describes each pixel format and associated output
register configuration with necessary tweaks. It will be used later on
to configure the hardware.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Paul Kocialkowski 2022-11-03 16:31:01 +00:00 committed by Mauro Carvalho Chehab
parent 21818a2905
commit 53fd3926f5
2 changed files with 175 additions and 36 deletions
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199
drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
View file

@ -60,45 +60,171 @@ sun6i_csi_capture_remote_subdev(struct sun6i_csi_capture *capture, u32 *pad)
/* Format */
static const u32 sun6i_csi_capture_formats[] = {
V4L2_PIX_FMT_SBGGR8,
V4L2_PIX_FMT_SGBRG8,
V4L2_PIX_FMT_SGRBG8,
V4L2_PIX_FMT_SRGGB8,
V4L2_PIX_FMT_SBGGR10,
V4L2_PIX_FMT_SGBRG10,
V4L2_PIX_FMT_SGRBG10,
V4L2_PIX_FMT_SRGGB10,
V4L2_PIX_FMT_SBGGR12,
V4L2_PIX_FMT_SGBRG12,
V4L2_PIX_FMT_SGRBG12,
V4L2_PIX_FMT_SRGGB12,
V4L2_PIX_FMT_YUYV,
V4L2_PIX_FMT_YVYU,
V4L2_PIX_FMT_UYVY,
V4L2_PIX_FMT_VYUY,
V4L2_PIX_FMT_NV12_16L16,
V4L2_PIX_FMT_NV12,
V4L2_PIX_FMT_NV21,
V4L2_PIX_FMT_YUV420,
V4L2_PIX_FMT_YVU420,
V4L2_PIX_FMT_NV16,
V4L2_PIX_FMT_NV61,
V4L2_PIX_FMT_YUV422P,
V4L2_PIX_FMT_RGB565,
V4L2_PIX_FMT_RGB565X,
V4L2_PIX_FMT_JPEG,
static const struct sun6i_csi_capture_format sun6i_csi_capture_formats[] = {
/* Bayer */
{
.pixelformat = V4L2_PIX_FMT_SBGGR8,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
},
{
.pixelformat = V4L2_PIX_FMT_SGBRG8,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
},
{
.pixelformat = V4L2_PIX_FMT_SGRBG8,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
},
{
.pixelformat = V4L2_PIX_FMT_SRGGB8,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
},
{
.pixelformat = V4L2_PIX_FMT_SBGGR10,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_10,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_10,
},
{
.pixelformat = V4L2_PIX_FMT_SGBRG10,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_10,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_10,
},
{
.pixelformat = V4L2_PIX_FMT_SGRBG10,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_10,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_10,
},
{
.pixelformat = V4L2_PIX_FMT_SRGGB10,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_10,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_10,
},
{
.pixelformat = V4L2_PIX_FMT_SBGGR12,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_12,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_12,
},
{
.pixelformat = V4L2_PIX_FMT_SGBRG12,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_12,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_12,
},
{
.pixelformat = V4L2_PIX_FMT_SGRBG12,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_12,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_12,
},
{
.pixelformat = V4L2_PIX_FMT_SRGGB12,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_12,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_12,
},
/* RGB */
{
.pixelformat = V4L2_PIX_FMT_RGB565,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RGB565,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RGB565,
},
{
.pixelformat = V4L2_PIX_FMT_RGB565X,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RGB565,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RGB565,
},
/* YUV422 */
{
.pixelformat = V4L2_PIX_FMT_YUYV,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
.input_format_raw = true,
.hsize_len_factor = 2,
},
{
.pixelformat = V4L2_PIX_FMT_YVYU,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
.input_format_raw = true,
.hsize_len_factor = 2,
},
{
.pixelformat = V4L2_PIX_FMT_UYVY,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
.input_format_raw = true,
.hsize_len_factor = 2,
},
{
.pixelformat = V4L2_PIX_FMT_VYUY,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
.input_format_raw = true,
.hsize_len_factor = 2,
},
{
.pixelformat = V4L2_PIX_FMT_NV16,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV422SP,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV422SP,
},
{
.pixelformat = V4L2_PIX_FMT_NV61,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV422SP,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV422SP,
.input_yuv_seq_invert = true,
},
{
.pixelformat = V4L2_PIX_FMT_YUV422P,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV422P,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV422P,
},
/* YUV420 */
{
.pixelformat = V4L2_PIX_FMT_NV12_16L16,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV420MB,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV420MB,
},
{
.pixelformat = V4L2_PIX_FMT_NV12,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV420SP,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV420SP,
},
{
.pixelformat = V4L2_PIX_FMT_NV21,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV420SP,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV420SP,
.input_yuv_seq_invert = true,
},
{
.pixelformat = V4L2_PIX_FMT_YUV420,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV420P,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV420P,
},
{
.pixelformat = V4L2_PIX_FMT_YVU420,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_YUV420P,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_YUV420P,
.input_yuv_seq_invert = true,
},
/* Compressed */
{
.pixelformat = V4L2_PIX_FMT_JPEG,
.output_format_frame = SUN6I_CSI_OUTPUT_FMT_FRAME_RAW_8,
.output_format_field = SUN6I_CSI_OUTPUT_FMT_FIELD_RAW_8,
},
};
static bool sun6i_csi_capture_format_check(u32 format)
const
struct sun6i_csi_capture_format *sun6i_csi_capture_format_find(u32 pixelformat)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(sun6i_csi_capture_formats); i++)
if (sun6i_csi_capture_formats[i] == format)
return true;
if (sun6i_csi_capture_formats[i].pixelformat == pixelformat)
return &sun6i_csi_capture_formats[i];
return false;
return NULL;
}
/* Capture */
@ -821,8 +947,9 @@ static void sun6i_csi_capture_format_prepare(struct v4l2_format *format)
&pix_format->height, SUN6I_CSI_CAPTURE_HEIGHT_MIN,
SUN6I_CSI_CAPTURE_HEIGHT_MAX, 1, 0);
if (!sun6i_csi_capture_format_check(pix_format->pixelformat))
pix_format->pixelformat = sun6i_csi_capture_formats[0];
if (!sun6i_csi_capture_format_find(pix_format->pixelformat))
pix_format->pixelformat =
sun6i_csi_capture_formats[0].pixelformat;
width = pix_format->width;
height = pix_format->height;
@ -881,7 +1008,7 @@ static int sun6i_csi_capture_enum_fmt(struct file *file, void *private,
if (index >= ARRAY_SIZE(sun6i_csi_capture_formats))
return -EINVAL;
fmtdesc->pixelformat = sun6i_csi_capture_formats[index];
fmtdesc->pixelformat = sun6i_csi_capture_formats[index].pixelformat;
return 0;
}
@ -1149,7 +1276,7 @@ int sun6i_csi_capture_setup(struct sun6i_csi_device *csi_dev)
/* V4L2 Format */
format->type = queue->type;
pix_format->pixelformat = sun6i_csi_capture_formats[0];
pix_format->pixelformat = sun6i_csi_capture_formats[0].pixelformat;
pix_format->width = 1280;
pix_format->height = 720;
pix_format->field = V4L2_FIELD_NONE;

12
drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.h
View file

@ -18,6 +18,15 @@
struct sun6i_csi_device;
struct sun6i_csi_capture_format {
u32 pixelformat;
u8 output_format_field;
u8 output_format_frame;
bool input_yuv_seq_invert;
bool input_format_raw;
u32 hsize_len_factor;
};
#undef current
struct sun6i_csi_capture_state {
struct list_head queue;
@ -46,6 +55,9 @@ void sun6i_csi_capture_dimensions(struct sun6i_csi_device *csi_dev,
void sun6i_csi_capture_format(struct sun6i_csi_device *csi_dev,
u32 *pixelformat, u32 *field);
const
struct sun6i_csi_capture_format *sun6i_csi_capture_format_find(u32 pixelformat);
void sun6i_csi_capture_sync(struct sun6i_csi_device *csi_dev);
void sun6i_csi_capture_frame_done(struct sun6i_csi_device *csi_dev);