@@ -48,8 +48,8 @@
#define CODA_MAX_FRAMEBUFFERS 2
-#define MAX_W 1920
-#define MAX_H 1080
+#define MAX_W 8192
+#define MAX_H 8192
#define CODA_MAX_FRAME_SIZE 0x100000
#define FMO_SLICE_SAVE_BUF_SIZE (32)
#define CODA_DEFAULT_GAMMA 4096
@@ -93,11 +93,19 @@ struct coda_fmt {
enum coda_fmt_type type;
};
+struct coda_codec {
+ u32 mode;
+ u32 src_fourcc;
+ u32 dst_fourcc;
+ u32 max_w;
+ u32 max_h;
+};
+
struct coda_devtype {
char *firmware;
enum coda_product product;
- struct coda_fmt *formats;
- unsigned int num_formats;
+ struct coda_codec *codecs;
+ unsigned int num_codecs;
size_t workbuf_size;
};
@@ -162,11 +170,12 @@ struct coda_ctx {
struct coda_dev *dev;
struct list_head list;
int aborting;
- int rawstreamon;
- int compstreamon;
+ int streamon_out;
+ int streamon_cap;
u32 isequence;
struct coda_q_data q_data[2];
enum coda_inst_type inst_type;
+ struct coda_codec *codec;
enum v4l2_colorspace colorspace;
struct coda_params params;
struct v4l2_m2m_ctx *m2m_ctx;
@@ -256,25 +265,7 @@ static struct coda_q_data *get_q_data(struct coda_ctx *ctx,
* i.MX51 -> coda7
* i.MX6 -> coda960
*/
-static struct coda_fmt codadx6_formats[] = {
- {
- .name = "YUV 4:2:0 Planar",
- .fourcc = V4L2_PIX_FMT_YUV420,
- .type = CODA_FMT_RAW,
- },
- {
- .name = "H264 Encoded Stream",
- .fourcc = V4L2_PIX_FMT_H264,
- .type = CODA_FMT_ENC,
- },
- {
- .name = "MPEG4 Encoded Stream",
- .fourcc = V4L2_PIX_FMT_MPEG4,
- .type = CODA_FMT_ENC,
- },
-};
-
-static struct coda_fmt coda7_formats[] = {
+static struct coda_fmt coda_formats[] = {
{
.name = "YUV 4:2:0 Planar",
.fourcc = V4L2_PIX_FMT_YUV420,
@@ -297,10 +288,42 @@ static struct coda_fmt coda7_formats[] = {
},
};
+#define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \
+ { mode, src_fourcc, dst_fourcc, max_w, max_h }
+
+static struct coda_codec codadx6_codecs[] = {
+ CODA_CODEC(CODADX6_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 720, 576),
+ CODA_CODEC(CODADX6_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 720, 576),
+};
+
+static struct coda_codec coda7_codecs[] = {
+ CODA_CODEC(CODA7_MODE_ENCODE_H264, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_H264, 1280, 720),
+ CODA_CODEC(CODA7_MODE_ENCODE_MP4, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_MPEG4, 1280, 720),
+ CODA_CODEC(CODA7_MODE_ENCODE_MJPG, V4L2_PIX_FMT_YUV420, V4L2_PIX_FMT_JPEG, 8192, 8129),
+};
+
+static struct coda_codec *find_codec(struct coda_dev *dev, int src_fourcc, int dst_fourcc)
+{
+ struct coda_codec *codecs = dev->devtype->codecs;
+ int num_codecs = dev->devtype->num_codecs;
+ unsigned int k;
+
+ for (k = 0; k < num_codecs; k++) {
+ if (codecs[k].src_fourcc == src_fourcc &&
+ codecs[k].dst_fourcc == dst_fourcc)
+ break;
+ }
+
+ if (k == num_codecs)
+ return NULL;
+
+ return &codecs[k];
+}
+
static struct coda_fmt *find_format(struct coda_dev *dev, struct v4l2_format *f)
{
- struct coda_fmt *formats = dev->devtype->formats;
- int num_formats = dev->devtype->num_formats;
+ struct coda_fmt *formats = coda_formats;
+ int num_formats = ARRAY_SIZE(coda_formats);
unsigned int k;
for (k = 0; k < num_formats; k++) {
@@ -331,17 +354,26 @@ static int vidioc_querycap(struct file *file, void *priv,
}
static int enum_fmt(void *priv, struct v4l2_fmtdesc *f,
- enum coda_fmt_type type)
+ enum v4l2_buf_type type)
{
struct coda_ctx *ctx = fh_to_ctx(priv);
- struct coda_dev *dev = ctx->dev;
- struct coda_fmt *formats = dev->devtype->formats;
+ struct coda_codec *codecs = ctx->dev->devtype->codecs;
+ struct coda_fmt *formats = coda_formats;
struct coda_fmt *fmt;
- int num_formats = dev->devtype->num_formats;
- int i, num = 0;
+ int num_codecs = ctx->dev->devtype->num_codecs;
+ int num_formats = ARRAY_SIZE(coda_formats);
+ int i, k, num = 0;
for (i = 0; i < num_formats; i++) {
- if (formats[i].type == type) {
+ for (k = 0; k < num_codecs; k++) {
+ if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ formats[i].fourcc == codecs[k].dst_fourcc)
+ break;
+ if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
+ formats[i].fourcc == codecs[k].src_fourcc)
+ break;
+ }
+ if (k < num_codecs) {
if (num == f->index)
break;
++num;
@@ -362,13 +394,13 @@ static int enum_fmt(void *priv, struct v4l2_fmtdesc *f,
static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
- return enum_fmt(priv, f, CODA_FMT_ENC);
+ return enum_fmt(priv, f, V4L2_BUF_TYPE_VIDEO_CAPTURE);
}
static int vidioc_enum_fmt_vid_out(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
- return enum_fmt(priv, f, CODA_FMT_RAW);
+ return enum_fmt(priv, f, V4L2_BUF_TYPE_VIDEO_OUTPUT);
}
static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
@@ -398,8 +430,9 @@ static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
return 0;
}
-static int vidioc_try_fmt(struct coda_dev *dev, struct v4l2_format *f)
+static int vidioc_try_fmt(struct coda_ctx *ctx, struct v4l2_format *f)
{
+ unsigned int max_w, max_h;
enum v4l2_field field;
field = f->fmt.pix.field;
@@ -412,10 +445,18 @@ static int vidioc_try_fmt(struct coda_dev *dev, struct v4l2_format *f)
* if any of the dimensions is unsupported */
f->fmt.pix.field = field;
+ if (ctx->codec) {
+ max_w = ctx->codec->max_w;
+ max_h = ctx->codec->max_h;
+ } else {
+ max_w = MAX_W;
+ max_h = MAX_H;
+ }
+ v4l_bound_align_image(&f->fmt.pix.width, MIN_W, max_w,
+ W_ALIGN, &f->fmt.pix.height,
+ MIN_H, max_h, H_ALIGN, S_ALIGN);
+
if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUV420) {
- v4l_bound_align_image(&f->fmt.pix.width, MIN_W, MAX_W,
- W_ALIGN, &f->fmt.pix.height,
- MIN_H, MAX_H, H_ALIGN, S_ALIGN);
/* Frame stride must be multiple of 8 */
f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 8);
f->fmt.pix.sizeimage = f->fmt.pix.bytesperline *
@@ -431,50 +472,32 @@ static int vidioc_try_fmt(struct coda_dev *dev, struct v4l2_format *f)
static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- int ret;
- struct coda_fmt *fmt;
struct coda_ctx *ctx = fh_to_ctx(priv);
- fmt = find_format(ctx->dev, f);
- /*
- * Since decoding support is not implemented yet do not allow
- * CODA_FMT_RAW formats in the capture interface.
- */
- if (!fmt || !(fmt->type == CODA_FMT_ENC))
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_H264;
+ /* Determine codec by the encoded format */
+ if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_YUV420)
+ ctx->codec = find_codec(ctx->dev, V4L2_PIX_FMT_YUV420,
+ f->fmt.pix.pixelformat);
f->fmt.pix.colorspace = ctx->colorspace;
- ret = vidioc_try_fmt(ctx->dev, f);
- if (ret < 0)
- return ret;
-
- return 0;
+ return vidioc_try_fmt(ctx, f);
}
static int vidioc_try_fmt_vid_out(struct file *file, void *priv,
struct v4l2_format *f)
{
struct coda_ctx *ctx = fh_to_ctx(priv);
- struct coda_fmt *fmt;
- int ret;
- fmt = find_format(ctx->dev, f);
- /*
- * Since decoding support is not implemented yet do not allow
- * CODA_FMT formats in the capture interface.
- */
- if (!fmt || !(fmt->type == CODA_FMT_RAW))
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUV420;
+ /* Determine codec by the encoded format */
+ if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_YUV420)
+ ctx->codec = find_codec(ctx->dev, f->fmt.pix.pixelformat,
+ V4L2_PIX_FMT_YUV420);
if (!f->fmt.pix.colorspace)
f->fmt.pix.colorspace = V4L2_COLORSPACE_REC709;
- ret = vidioc_try_fmt(ctx->dev, f);
- if (ret < 0)
- return ret;
-
- return 0;
+ return vidioc_try_fmt(ctx, f);
}
static int vidioc_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f)
@@ -496,7 +519,7 @@ static int vidioc_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f)
return -EBUSY;
}
- ret = vidioc_try_fmt(ctx->dev, f);
+ ret = vidioc_try_fmt(ctx, f);
if (ret)
return ret;
@@ -807,8 +830,8 @@ static void set_default_params(struct coda_ctx *ctx)
ctx->aborting = 0;
/* Default formats for output and input queues */
- ctx->q_data[V4L2_M2M_SRC].fmt = &dev->devtype->formats[0];
- ctx->q_data[V4L2_M2M_DST].fmt = &dev->devtype->formats[1];
+ ctx->q_data[V4L2_M2M_SRC].fmt = &coda_formats[0];
+ ctx->q_data[V4L2_M2M_DST].fmt = &coda_formats[1];
ctx->q_data[V4L2_M2M_SRC].width = MAX_W;
ctx->q_data[V4L2_M2M_SRC].height = MAX_H;
ctx->q_data[V4L2_M2M_SRC].sizeimage = (MAX_W * MAX_H * 3) / 2;
@@ -1136,12 +1159,12 @@ static int coda_start_streaming(struct vb2_queue *q, unsigned int count)
return -EINVAL;
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT)
- ctx->rawstreamon = 1;
+ ctx->streamon_out = 1;
else
- ctx->compstreamon = 1;
+ ctx->streamon_cap = 1;
/* Don't start the coda unless both queues are on */
- if (!(ctx->rawstreamon & ctx->compstreamon))
+ if (!(ctx->streamon_out & ctx->streamon_cap))
return 0;
if (coda_isbusy(dev))
@@ -1435,15 +1458,15 @@ static int coda_stop_streaming(struct vb2_queue *q)
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%s: output\n", __func__);
- ctx->rawstreamon = 0;
+ ctx->streamon_out = 0;
} else {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%s: capture\n", __func__);
- ctx->compstreamon = 0;
+ ctx->streamon_cap = 0;
}
/* Don't stop the coda unless both queues are off */
- if (ctx->rawstreamon || ctx->compstreamon)
+ if (ctx->streamon_out || ctx->streamon_cap)
return 0;
if (coda_isbusy(dev)) {
@@ -2078,16 +2101,16 @@ enum coda_platform {
static struct coda_devtype coda_devdata[] = {
[CODA_IMX27] = {
- .firmware = "v4l-codadx6-imx27.bin",
- .product = CODA_DX6,
- .formats = codadx6_formats,
- .num_formats = ARRAY_SIZE(codadx6_formats),
+ .firmware = "v4l-codadx6-imx27.bin",
+ .product = CODA_DX6,
+ .codecs = codadx6_codecs,
+ .num_codecs = ARRAY_SIZE(codadx6_codecs),
},
[CODA_IMX53] = {
- .firmware = "v4l-coda7541-imx53.bin",
- .product = CODA_7541,
- .formats = coda7_formats,
- .num_formats = ARRAY_SIZE(coda7_formats),
+ .firmware = "v4l-coda7541-imx53.bin",
+ .product = CODA_7541,
+ .codecs = coda7_codecs,
+ .num_codecs = ARRAY_SIZE(coda7_codecs),
},
};