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path: root/drivers/media/platform/exynos4-is/fimc-lite.c
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Diffstat (limited to 'drivers/media/platform/exynos4-is/fimc-lite.c')
-rw-r--r--drivers/media/platform/exynos4-is/fimc-lite.c76
1 files changed, 51 insertions, 25 deletions
diff --git a/drivers/media/platform/exynos4-is/fimc-lite.c b/drivers/media/platform/exynos4-is/fimc-lite.c
index ba35328aaec5..b11e3583b9fa 100644
--- a/drivers/media/platform/exynos4-is/fimc-lite.c
+++ b/drivers/media/platform/exynos4-is/fimc-lite.c
@@ -46,6 +46,7 @@ static const struct fimc_fmt fimc_lite_formats[] = {
.color = FIMC_FMT_YCBYCR422,
.memplanes = 1,
.mbus_code = V4L2_MBUS_FMT_YUYV8_2X8,
+ .flags = FMT_FLAGS_YUV,
}, {
.name = "YUV 4:2:2 packed, CbYCrY",
.fourcc = V4L2_PIX_FMT_UYVY,
@@ -53,6 +54,7 @@ static const struct fimc_fmt fimc_lite_formats[] = {
.color = FIMC_FMT_CBYCRY422,
.memplanes = 1,
.mbus_code = V4L2_MBUS_FMT_UYVY8_2X8,
+ .flags = FMT_FLAGS_YUV,
}, {
.name = "YUV 4:2:2 packed, CrYCbY",
.fourcc = V4L2_PIX_FMT_VYUY,
@@ -60,6 +62,7 @@ static const struct fimc_fmt fimc_lite_formats[] = {
.color = FIMC_FMT_CRYCBY422,
.memplanes = 1,
.mbus_code = V4L2_MBUS_FMT_VYUY8_2X8,
+ .flags = FMT_FLAGS_YUV,
}, {
.name = "YUV 4:2:2 packed, YCrYCb",
.fourcc = V4L2_PIX_FMT_YVYU,
@@ -67,6 +70,7 @@ static const struct fimc_fmt fimc_lite_formats[] = {
.color = FIMC_FMT_YCRYCB422,
.memplanes = 1,
.mbus_code = V4L2_MBUS_FMT_YVYU8_2X8,
+ .flags = FMT_FLAGS_YUV,
}, {
.name = "RAW8 (GRBG)",
.fourcc = V4L2_PIX_FMT_SGRBG8,
@@ -74,6 +78,7 @@ static const struct fimc_fmt fimc_lite_formats[] = {
.color = FIMC_FMT_RAW8,
.memplanes = 1,
.mbus_code = V4L2_MBUS_FMT_SGRBG8_1X8,
+ .flags = FMT_FLAGS_RAW_BAYER,
}, {
.name = "RAW10 (GRBG)",
.fourcc = V4L2_PIX_FMT_SGRBG10,
@@ -81,6 +86,7 @@ static const struct fimc_fmt fimc_lite_formats[] = {
.color = FIMC_FMT_RAW10,
.memplanes = 1,
.mbus_code = V4L2_MBUS_FMT_SGRBG10_1X10,
+ .flags = FMT_FLAGS_RAW_BAYER,
}, {
.name = "RAW12 (GRBG)",
.fourcc = V4L2_PIX_FMT_SGRBG12,
@@ -88,6 +94,7 @@ static const struct fimc_fmt fimc_lite_formats[] = {
.color = FIMC_FMT_RAW12,
.memplanes = 1,
.mbus_code = V4L2_MBUS_FMT_SGRBG12_1X12,
+ .flags = FMT_FLAGS_RAW_BAYER,
},
};
@@ -95,10 +102,11 @@ static const struct fimc_fmt fimc_lite_formats[] = {
* fimc_lite_find_format - lookup fimc color format by fourcc or media bus code
* @pixelformat: fourcc to match, ignored if null
* @mbus_code: media bus code to match, ignored if null
+ * @mask: the color format flags to match
* @index: index to the fimc_lite_formats array, ignored if negative
*/
static const struct fimc_fmt *fimc_lite_find_format(const u32 *pixelformat,
- const u32 *mbus_code, int index)
+ const u32 *mbus_code, unsigned int mask, int index)
{
const struct fimc_fmt *fmt, *def_fmt = NULL;
unsigned int i;
@@ -109,6 +117,8 @@ static const struct fimc_fmt *fimc_lite_find_format(const u32 *pixelformat,
for (i = 0; i < ARRAY_SIZE(fimc_lite_formats); ++i) {
fmt = &fimc_lite_formats[i];
+ if (mask && !(fmt->flags & mask))
+ continue;
if (pixelformat && fmt->fourcc == *pixelformat)
return fmt;
if (mbus_code && fmt->mbus_code == *mbus_code)
@@ -132,7 +142,7 @@ static int fimc_lite_hw_init(struct fimc_lite *fimc, bool isp_output)
if (sensor == NULL)
return -ENXIO;
- if (fimc->fmt == NULL)
+ if (fimc->inp_frame.fmt == NULL || fimc->out_frame.fmt == NULL)
return -EINVAL;
/* Get sensor configuration data from the sensor subdev */
@@ -339,13 +349,13 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *pfmt,
const struct v4l2_pix_format_mplane *pixm = NULL;
struct fimc_lite *fimc = vq->drv_priv;
struct flite_frame *frame = &fimc->out_frame;
- const struct fimc_fmt *fmt = fimc->fmt;
+ const struct fimc_fmt *fmt = frame->fmt;
unsigned long wh;
int i;
if (pfmt) {
pixm = &pfmt->fmt.pix_mp;
- fmt = fimc_lite_find_format(&pixm->pixelformat, NULL, -1);
+ fmt = fimc_lite_find_format(&pixm->pixelformat, NULL, 0, -1);
wh = pixm->width * pixm->height;
} else {
wh = frame->f_width * frame->f_height;
@@ -374,10 +384,10 @@ static int buffer_prepare(struct vb2_buffer *vb)
struct fimc_lite *fimc = vq->drv_priv;
int i;
- if (fimc->fmt == NULL)
+ if (fimc->out_frame.fmt == NULL)
return -EINVAL;
- for (i = 0; i < fimc->fmt->memplanes; i++) {
+ for (i = 0; i < fimc->out_frame.fmt->memplanes; i++) {
unsigned long size = fimc->payload[i];
if (vb2_plane_size(vb, i) < size) {
@@ -530,15 +540,7 @@ static const struct fimc_fmt *fimc_lite_try_format(struct fimc_lite *fimc,
{
struct flite_drvdata *dd = fimc->dd;
const struct fimc_fmt *fmt;
-
- fmt = fimc_lite_find_format(fourcc, code, 0);
- if (WARN_ON(!fmt))
- return NULL;
-
- if (code)
- *code = fmt->mbus_code;
- if (fourcc)
- *fourcc = fmt->fourcc;
+ unsigned int flags = 0;
if (pad == FLITE_SD_PAD_SINK) {
v4l_bound_align_image(width, 8, dd->max_width,
@@ -549,8 +551,18 @@ static const struct fimc_fmt *fimc_lite_try_format(struct fimc_lite *fimc,
ffs(dd->out_width_align) - 1,
height, 0, fimc->inp_frame.rect.height,
0, 0);
+ flags = fimc->inp_frame.fmt->flags;
}
+ fmt = fimc_lite_find_format(fourcc, code, flags, 0);
+ if (WARN_ON(!fmt))
+ return NULL;
+
+ if (code)
+ *code = fmt->mbus_code;
+ if (fourcc)
+ *fourcc = fmt->fourcc;
+
v4l2_dbg(1, debug, &fimc->subdev, "code: 0x%x, %dx%d\n",
code ? *code : 0, *width, *height);
@@ -629,7 +641,7 @@ static int fimc_lite_g_fmt_mplane(struct file *file, void *fh,
struct v4l2_pix_format_mplane *pixm = &f->fmt.pix_mp;
struct v4l2_plane_pix_format *plane_fmt = &pixm->plane_fmt[0];
struct flite_frame *frame = &fimc->out_frame;
- const struct fimc_fmt *fmt = fimc->fmt;
+ const struct fimc_fmt *fmt = frame->fmt;
plane_fmt->bytesperline = (frame->f_width * fmt->depth[0]) / 8;
plane_fmt->sizeimage = plane_fmt->bytesperline * frame->f_height;
@@ -649,9 +661,22 @@ static int fimc_lite_try_fmt(struct fimc_lite *fimc,
{
u32 bpl = pixm->plane_fmt[0].bytesperline;
struct flite_drvdata *dd = fimc->dd;
+ const struct fimc_fmt *inp_fmt = fimc->inp_frame.fmt;
const struct fimc_fmt *fmt;
- fmt = fimc_lite_find_format(&pixm->pixelformat, NULL, 0);
+ if (WARN_ON(inp_fmt == NULL))
+ return -EINVAL;
+ /*
+ * We allow some flexibility only for YUV formats. In case of raw
+ * raw Bayer the FIMC-LITE's output format must match its camera
+ * interface input format.
+ */
+ if (inp_fmt->flags & FMT_FLAGS_YUV)
+ fmt = fimc_lite_find_format(&pixm->pixelformat, NULL,
+ inp_fmt->flags, 0);
+ else
+ fmt = inp_fmt;
+
if (WARN_ON(fmt == NULL))
return -EINVAL;
if (ffmt)
@@ -697,7 +722,7 @@ static int fimc_lite_s_fmt_mplane(struct file *file, void *priv,
if (ret < 0)
return ret;
- fimc->fmt = fmt;
+ frame->fmt = fmt;
fimc->payload[0] = max((pixm->width * pixm->height * fmt->depth[0]) / 8,
pixm->plane_fmt[0].sizeimage);
frame->f_width = pixm->width;
@@ -723,7 +748,7 @@ static int fimc_pipeline_validate(struct fimc_lite *fimc)
struct flite_frame *ff = &fimc->out_frame;
sink_fmt.format.width = ff->f_width;
sink_fmt.format.height = ff->f_height;
- sink_fmt.format.code = fimc->fmt->mbus_code;
+ sink_fmt.format.code = fimc->inp_frame.fmt->mbus_code;
} else {
sink_fmt.pad = pad->index;
sink_fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
@@ -991,7 +1016,7 @@ static int fimc_lite_subdev_enum_mbus_code(struct v4l2_subdev *sd,
{
const struct fimc_fmt *fmt;
- fmt = fimc_lite_find_format(NULL, NULL, code->index);
+ fmt = fimc_lite_find_format(NULL, NULL, 0, code->index);
if (!fmt)
return -EINVAL;
code->code = fmt->mbus_code;
@@ -1004,7 +1029,7 @@ static int fimc_lite_subdev_get_fmt(struct v4l2_subdev *sd,
{
struct fimc_lite *fimc = v4l2_get_subdevdata(sd);
struct v4l2_mbus_framefmt *mf = &fmt->format;
- struct flite_frame *f = &fimc->out_frame;
+ struct flite_frame *f = &fimc->inp_frame;
if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
mf = v4l2_subdev_get_try_format(fh, fmt->pad);
@@ -1014,7 +1039,7 @@ static int fimc_lite_subdev_get_fmt(struct v4l2_subdev *sd,
mf->colorspace = V4L2_COLORSPACE_JPEG;
mutex_lock(&fimc->lock);
- mf->code = fimc->fmt->mbus_code;
+ mf->code = f->fmt->mbus_code;
if (fmt->pad == FLITE_SD_PAD_SINK) {
/* full camera input frame size */
@@ -1066,7 +1091,7 @@ static int fimc_lite_subdev_set_fmt(struct v4l2_subdev *sd,
if (fmt->pad == FLITE_SD_PAD_SINK) {
sink->f_width = mf->width;
sink->f_height = mf->height;
- fimc->fmt = ffmt;
+ sink->fmt = ffmt;
/* Set sink crop rectangle */
sink->rect.width = mf->width;
sink->rect.height = mf->height;
@@ -1078,7 +1103,7 @@ static int fimc_lite_subdev_set_fmt(struct v4l2_subdev *sd,
source->f_height = mf->height;
} else {
/* Allow changing format only on sink pad */
- mf->code = fimc->fmt->mbus_code;
+ mf->code = sink->fmt->mbus_code;
mf->width = sink->rect.width;
mf->height = sink->rect.height;
}
@@ -1219,7 +1244,8 @@ static int fimc_lite_subdev_registered(struct v4l2_subdev *sd)
memset(vfd, 0, sizeof(*vfd));
- fimc->fmt = &fimc_lite_formats[0];
+ fimc->inp_frame.fmt = &fimc_lite_formats[0];
+ fimc->out_frame.fmt = &fimc_lite_formats[0];
atomic_set(&fimc->out_path, FIMC_IO_DMA);
snprintf(vfd->name, sizeof(vfd->name), "fimc-lite.%d.capture",
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2025-01-09 21:46:16 +0000