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Commit e7a1494a authored by Ming Qian's avatar Ming Qian Committed by Mauro Carvalho Chehab
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media: imx-jpeg: Decoder add support for 12bit jpeg 

enable decoding 12-bit extended jpeg
Signed-off-by: default avatarMing Qian <ming.qian@nxp.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent a14e14ba
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Showing with 134 additions and 2 deletions
drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c
View file @ e7a1494a
......@@ -87,6 +87,20 @@ static const struct mxc_jpeg_fmt mxc_formats[] = {
.precision = 8,
.is_rgb = 1,
},
{
.name = "BGR 12bit", /*12-bit BGR packed format*/
.fourcc = V4L2_PIX_FMT_BGR48_12,
.subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_444,
.nc = 3,
.depth = 36,
.mem_planes = 1,
.comp_planes = 1,
.h_align = 3,
.v_align = 3,
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 12,
.is_rgb = 1,
},
{
.name = "ABGR", /* ABGR packed format */
.fourcc = V4L2_PIX_FMT_ABGR32,
......@@ -101,6 +115,20 @@ static const struct mxc_jpeg_fmt mxc_formats[] = {
.precision = 8,
.is_rgb = 1,
},
{
.name = "ABGR 12bit", /* 12-bit ABGR packed format */
.fourcc = V4L2_PIX_FMT_ABGR64_12,
.subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_444,
.nc = 4,
.depth = 48,
.mem_planes = 1,
.comp_planes = 1,
.h_align = 3,
.v_align = 3,
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 12,
.is_rgb = 1,
},
{
.name = "YUV420", /* 1st plane = Y, 2nd plane = UV */
.fourcc = V4L2_PIX_FMT_NV12M,
......@@ -127,6 +155,32 @@ static const struct mxc_jpeg_fmt mxc_formats[] = {
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 8,
},
{
.name = "YUV420 12bit", /* 1st plane = Y, 2nd plane = UV */
.fourcc = V4L2_PIX_FMT_P012M,
.subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_420,
.nc = 3,
.depth = 18, /* 6 x 12 bits (4Y + UV) for 4 pixels */
.mem_planes = 2,
.comp_planes = 2, /* 1 plane Y, 1 plane UV interleaved */
.h_align = 4,
.v_align = 4,
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 12,
},
{
.name = "YUV420 12bit", /* 1st plane = Y, 2nd plane = UV */
.fourcc = V4L2_PIX_FMT_P012,
.subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_420,
.nc = 3,
.depth = 18, /* 6 x 12 bits (4Y + UV) for 4 pixels */
.mem_planes = 1,
.comp_planes = 2, /* 1 plane Y, 1 plane UV interleaved */
.h_align = 4,
.v_align = 4,
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 12,
},
{
.name = "YUV422", /* YUYV */
.fourcc = V4L2_PIX_FMT_YUYV,
......@@ -140,6 +194,19 @@ static const struct mxc_jpeg_fmt mxc_formats[] = {
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 8,
},
{
.name = "YUV422 12bit", /* YUYV */
.fourcc = V4L2_PIX_FMT_Y212,
.subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_422,
.nc = 3,
.depth = 24,
.mem_planes = 1,
.comp_planes = 1,
.h_align = 4,
.v_align = 3,
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 12,
},
{
.name = "YUV444", /* YUVYUV */
.fourcc = V4L2_PIX_FMT_YUV24,
......@@ -153,6 +220,19 @@ static const struct mxc_jpeg_fmt mxc_formats[] = {
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 8,
},
{
.name = "YUV444 12bit", /* YUVYUV */
.fourcc = V4L2_PIX_FMT_YUV48_12,
.subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_444,
.nc = 3,
.depth = 36,
.mem_planes = 1,
.comp_planes = 1,
.h_align = 3,
.v_align = 3,
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 12,
},
{
.name = "Gray", /* Gray (Y8/Y12) or Single Comp */
.fourcc = V4L2_PIX_FMT_GREY,
......@@ -166,6 +246,19 @@ static const struct mxc_jpeg_fmt mxc_formats[] = {
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 8,
},
{
.name = "Gray 12bit", /* Gray (Y8/Y12) or Single Comp */
.fourcc = V4L2_PIX_FMT_Y012,
.subsampling = V4L2_JPEG_CHROMA_SUBSAMPLING_GRAY,
.nc = 1,
.depth = 12,
.mem_planes = 1,
.comp_planes = 1,
.h_align = 3,
.v_align = 3,
.flags = MXC_JPEG_FMT_TYPE_RAW,
.precision = 12,
},
};
#define MXC_JPEG_NUM_FORMATS ARRAY_SIZE(mxc_formats)
......@@ -437,17 +530,24 @@ static enum mxc_jpeg_image_format mxc_jpeg_fourcc_to_imgfmt(u32 fourcc)
{
switch (fourcc) {
case V4L2_PIX_FMT_GREY:
case V4L2_PIX_FMT_Y012:
return MXC_JPEG_GRAY;
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_Y212:
return MXC_JPEG_YUV422;
case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_NV12M:
case V4L2_PIX_FMT_P012:
case V4L2_PIX_FMT_P012M:
return MXC_JPEG_YUV420;
case V4L2_PIX_FMT_YUV24:
case V4L2_PIX_FMT_YUV48_12:
return MXC_JPEG_YUV444;
case V4L2_PIX_FMT_BGR24:
case V4L2_PIX_FMT_BGR48_12:
return MXC_JPEG_BGR;
case V4L2_PIX_FMT_ABGR32:
case V4L2_PIX_FMT_ABGR64_12:
return MXC_JPEG_ABGR;
default:
return MXC_JPEG_INVALID;
......@@ -483,6 +583,17 @@ static void mxc_jpeg_addrs(struct mxc_jpeg_desc *desc,
offset;
}
static bool mxc_jpeg_is_extended_sequential(const struct mxc_jpeg_fmt *fmt)
{
if (!fmt || !(fmt->flags & MXC_JPEG_FMT_TYPE_RAW))
return false;
if (fmt->precision > 8)
return true;
return false;
}
static void notify_eos(struct mxc_jpeg_ctx *ctx)
{
const struct v4l2_event ev = {
......@@ -771,24 +882,31 @@ static int mxc_jpeg_fixup_sof(struct mxc_jpeg_sof *sof,
switch (fourcc) {
case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_NV12M:
case V4L2_PIX_FMT_P012:
case V4L2_PIX_FMT_P012M:
sof->components_no = 3;
sof->comp[0].v = 0x2;
sof->comp[0].h = 0x2;
break;
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_Y212:
sof->components_no = 3;
sof->comp[0].v = 0x1;
sof->comp[0].h = 0x2;
break;
case V4L2_PIX_FMT_YUV24:
case V4L2_PIX_FMT_YUV48_12:
case V4L2_PIX_FMT_BGR24:
case V4L2_PIX_FMT_BGR48_12:
default:
sof->components_no = 3;
break;
case V4L2_PIX_FMT_ABGR32:
case V4L2_PIX_FMT_ABGR64_12:
sof->components_no = 4;
break;
case V4L2_PIX_FMT_GREY:
case V4L2_PIX_FMT_Y012:
sof->components_no = 1;
break;
}
......@@ -808,20 +926,27 @@ static int mxc_jpeg_fixup_sos(struct mxc_jpeg_sos *sos,
switch (fourcc) {
case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_NV12M:
case V4L2_PIX_FMT_P012:
case V4L2_PIX_FMT_P012M:
sos->components_no = 3;
break;
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_Y212:
sos->components_no = 3;
break;
case V4L2_PIX_FMT_YUV24:
case V4L2_PIX_FMT_YUV48_12:
case V4L2_PIX_FMT_BGR24:
case V4L2_PIX_FMT_BGR48_12:
default:
sos->components_no = 3;
break;
case V4L2_PIX_FMT_ABGR32:
case V4L2_PIX_FMT_ABGR64_12:
sos->components_no = 4;
break;
case V4L2_PIX_FMT_GREY:
case V4L2_PIX_FMT_Y012:
sos->components_no = 1;
break;
}
......@@ -851,12 +976,15 @@ static unsigned int mxc_jpeg_setup_cfg_stream(void *cfg_stream_vaddr,
u8 *cfg = (u8 *)cfg_stream_vaddr;
struct mxc_jpeg_sof *sof;
struct mxc_jpeg_sos *sos;
const struct mxc_jpeg_fmt *fmt = mxc_jpeg_find_format(fourcc);
if (!fmt)
return 0;
memcpy(cfg + offset, jpeg_soi, ARRAY_SIZE(jpeg_soi));
offset += ARRAY_SIZE(jpeg_soi);
if (fourcc == V4L2_PIX_FMT_BGR24 ||
fourcc == V4L2_PIX_FMT_ABGR32) {
if (fmt->is_rgb) {
memcpy(cfg + offset, jpeg_app14, sizeof(jpeg_app14));
offset += sizeof(jpeg_app14);
} else {
......@@ -922,6 +1050,10 @@ static void mxc_jpeg_config_dec_desc(struct vb2_buffer *out_buf,
desc->stm_ctrl &= ~STM_CTRL_IMAGE_FORMAT(0xF); /* clear image format */
desc->stm_ctrl |= STM_CTRL_IMAGE_FORMAT(img_fmt);
desc->stm_ctrl |= STM_CTRL_BITBUF_PTR_CLR(1);
if (mxc_jpeg_is_extended_sequential(jpeg_src_buf->fmt))
desc->stm_ctrl |= STM_CTRL_PIXEL_PRECISION;
else
desc->stm_ctrl &= ~STM_CTRL_PIXEL_PRECISION;
desc->line_pitch = q_data_cap->bytesperline[0];
mxc_jpeg_addrs(desc, dst_buf, src_buf, 0);
mxc_jpeg_set_bufsize(desc, ALIGN(vb2_plane_size(src_buf, 0), 1024));
......
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