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path: root/drivers/media/pci/ivtv/ivtv-ioctl.c
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Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-ioctl.c')
-rw-r--r--drivers/media/pci/ivtv/ivtv-ioctl.c159
1 files changed, 99 insertions, 60 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c
index 4d8ee18c3feb..6fe6c4a0e858 100644
--- a/drivers/media/pci/ivtv/ivtv-ioctl.c
+++ b/drivers/media/pci/ivtv/ivtv-ioctl.c
@@ -448,9 +448,12 @@ static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *f
static int ivtv_g_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
{
struct ivtv *itv = fh2id(fh)->itv;
+ struct ivtv_stream *s = &itv->streams[fh2id(fh)->type];
struct v4l2_window *winfmt = &fmt->fmt.win;
- if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+ if (!(s->caps & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+ return -EINVAL;
+ if (!itv->osd_video_pbase)
return -EINVAL;
winfmt->chromakey = itv->osd_chroma_key;
winfmt->global_alpha = itv->osd_global_alpha;
@@ -555,10 +558,13 @@ static int ivtv_try_fmt_vid_out(struct file *file, void *fh, struct v4l2_format
static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
{
struct ivtv *itv = fh2id(fh)->itv;
+ struct ivtv_stream *s = &itv->streams[fh2id(fh)->type];
u32 chromakey = fmt->fmt.win.chromakey;
u8 global_alpha = fmt->fmt.win.global_alpha;
- if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+ if (!(s->caps & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+ return -EINVAL;
+ if (!itv->osd_video_pbase)
return -EINVAL;
ivtv_g_fmt_vid_out_overlay(file, fh, fmt);
fmt->fmt.win.chromakey = chromakey;
@@ -741,6 +747,11 @@ static int ivtv_querycap(struct file *file, void *fh, struct v4l2_capability *vc
snprintf(vcap->bus_info, sizeof(vcap->bus_info), "PCI:%s", pci_name(itv->pdev));
vcap->capabilities = itv->v4l2_cap | V4L2_CAP_DEVICE_CAPS;
vcap->device_caps = s->caps;
+ if ((s->caps & V4L2_CAP_VIDEO_OUTPUT_OVERLAY) &&
+ !itv->osd_video_pbase) {
+ vcap->capabilities &= ~V4L2_CAP_VIDEO_OUTPUT_OVERLAY;
+ vcap->device_caps &= ~V4L2_CAP_VIDEO_OUTPUT_OVERLAY;
+ }
return 0;
}
@@ -816,80 +827,103 @@ static int ivtv_cropcap(struct file *file, void *fh, struct v4l2_cropcap *cropca
{
struct ivtv_open_id *id = fh2id(fh);
struct ivtv *itv = id->itv;
- struct yuv_playback_info *yi = &itv->yuv_info;
- int streamtype;
-
- streamtype = id->type;
- if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
- return -EINVAL;
- cropcap->bounds.top = cropcap->bounds.left = 0;
- cropcap->bounds.width = 720;
if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
- cropcap->bounds.height = itv->is_50hz ? 576 : 480;
cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
- } else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
- if (yi->track_osd) {
- cropcap->bounds.width = yi->osd_full_w;
- cropcap->bounds.height = yi->osd_full_h;
- } else {
- cropcap->bounds.width = 720;
- cropcap->bounds.height =
- itv->is_out_50hz ? 576 : 480;
- }
+ } else if (cropcap->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
} else {
- cropcap->bounds.height = itv->is_out_50hz ? 576 : 480;
- cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
- cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
+ return -EINVAL;
}
- cropcap->defrect = cropcap->bounds;
return 0;
}
-static int ivtv_s_crop(struct file *file, void *fh, const struct v4l2_crop *crop)
+static int ivtv_s_selection(struct file *file, void *fh,
+ struct v4l2_selection *sel)
{
struct ivtv_open_id *id = fh2id(fh);
struct ivtv *itv = id->itv;
struct yuv_playback_info *yi = &itv->yuv_info;
- int streamtype;
+ struct v4l2_rect r = { 0, 0, 720, 0 };
+ int streamtype = id->type;
- streamtype = id->type;
+ if (sel->type != V4L2_BUF_TYPE_VIDEO_OUTPUT ||
+ !(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+ return -EINVAL;
- if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
- (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
- if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
- yi->main_rect = crop->c;
- return 0;
- } else {
- if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
- crop->c.width, crop->c.height, crop->c.left, crop->c.top)) {
- itv->main_rect = crop->c;
- return 0;
- }
- }
+ if (sel->target != V4L2_SEL_TGT_COMPOSE)
return -EINVAL;
+
+
+ if (sel->type != V4L2_BUF_TYPE_VIDEO_OUTPUT ||
+ !(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+ return -EINVAL;
+
+ r.height = itv->is_out_50hz ? 576 : 480;
+ if (streamtype == IVTV_DEC_STREAM_TYPE_YUV && yi->track_osd) {
+ r.width = yi->osd_full_w;
+ r.height = yi->osd_full_h;
+ }
+ sel->r.width = clamp(sel->r.width, 16U, r.width);
+ sel->r.height = clamp(sel->r.height, 16U, r.height);
+ sel->r.left = clamp_t(unsigned, sel->r.left, 0, r.width - sel->r.width);
+ sel->r.top = clamp_t(unsigned, sel->r.top, 0, r.height - sel->r.height);
+
+ if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
+ yi->main_rect = sel->r;
+ return 0;
+ }
+ if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
+ sel->r.width, sel->r.height, sel->r.left, sel->r.top)) {
+ itv->main_rect = sel->r;
+ return 0;
}
return -EINVAL;
}
-static int ivtv_g_crop(struct file *file, void *fh, struct v4l2_crop *crop)
+static int ivtv_g_selection(struct file *file, void *fh,
+ struct v4l2_selection *sel)
{
struct ivtv_open_id *id = fh2id(fh);
struct ivtv *itv = id->itv;
struct yuv_playback_info *yi = &itv->yuv_info;
- int streamtype;
+ struct v4l2_rect r = { 0, 0, 720, 0 };
+ int streamtype = id->type;
+
+ if (sel->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+ switch (sel->target) {
+ case V4L2_SEL_TGT_CROP_DEFAULT:
+ case V4L2_SEL_TGT_CROP_BOUNDS:
+ sel->r.top = sel->r.left = 0;
+ sel->r.width = 720;
+ sel->r.height = itv->is_50hz ? 576 : 480;
+ return 0;
+ default:
+ return -EINVAL;
+ }
+ }
- streamtype = id->type;
+ if (sel->type != V4L2_BUF_TYPE_VIDEO_OUTPUT ||
+ !(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
+ return -EINVAL;
- if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
- (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
+ switch (sel->target) {
+ case V4L2_SEL_TGT_COMPOSE:
if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
- crop->c = yi->main_rect;
+ sel->r = yi->main_rect;
else
- crop->c = itv->main_rect;
+ sel->r = itv->main_rect;
+ return 0;
+ case V4L2_SEL_TGT_COMPOSE_DEFAULT:
+ case V4L2_SEL_TGT_COMPOSE_BOUNDS:
+ r.height = itv->is_out_50hz ? 576 : 480;
+ if (streamtype == IVTV_DEC_STREAM_TYPE_YUV && yi->track_osd) {
+ r.width = yi->osd_full_w;
+ r.height = yi->osd_full_h;
+ }
+ sel->r = r;
return 0;
}
return -EINVAL;
@@ -987,7 +1021,7 @@ int ivtv_s_input(struct file *file, void *fh, unsigned int inp)
else
std = V4L2_STD_ALL;
for (i = 0; i <= IVTV_ENC_STREAM_TYPE_VBI; i++)
- itv->streams[i].vdev->tvnorms = std;
+ itv->streams[i].vdev.tvnorms = std;
/* prevent others from messing with the streams until
we're finished changing inputs. */
@@ -1038,7 +1072,7 @@ static int ivtv_g_frequency(struct file *file, void *fh, struct v4l2_frequency *
struct ivtv *itv = fh2id(fh)->itv;
struct ivtv_stream *s = &itv->streams[fh2id(fh)->type];
- if (s->vdev->vfl_dir)
+ if (s->vdev.vfl_dir)
return -ENOTTY;
if (vf->tuner != 0)
return -EINVAL;
@@ -1052,7 +1086,7 @@ int ivtv_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *v
struct ivtv *itv = fh2id(fh)->itv;
struct ivtv_stream *s = &itv->streams[fh2id(fh)->type];
- if (s->vdev->vfl_dir)
+ if (s->vdev.vfl_dir)
return -ENOTTY;
if (vf->tuner != 0)
return -EINVAL;
@@ -1340,6 +1374,7 @@ static int ivtv_try_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder
static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
{
struct ivtv *itv = fh2id(fh)->itv;
+ struct ivtv_stream *s = &itv->streams[fh2id(fh)->type];
u32 data[CX2341X_MBOX_MAX_DATA];
struct yuv_playback_info *yi = &itv->yuv_info;
@@ -1363,10 +1398,10 @@ static int ivtv_g_fbuf(struct file *file, void *fh, struct v4l2_framebuffer *fb)
0,
};
- if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
- return -EINVAL;
+ if (!(s->caps & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+ return -ENOTTY;
if (!itv->osd_video_pbase)
- return -EINVAL;
+ return -ENOTTY;
fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY |
V4L2_FBUF_CAP_GLOBAL_ALPHA;
@@ -1427,12 +1462,13 @@ static int ivtv_s_fbuf(struct file *file, void *fh, const struct v4l2_framebuffe
{
struct ivtv_open_id *id = fh2id(fh);
struct ivtv *itv = id->itv;
+ struct ivtv_stream *s = &itv->streams[fh2id(fh)->type];
struct yuv_playback_info *yi = &itv->yuv_info;
- if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
- return -EINVAL;
+ if (!(s->caps & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+ return -ENOTTY;
if (!itv->osd_video_pbase)
- return -EINVAL;
+ return -ENOTTY;
itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0;
itv->osd_local_alpha_state =
@@ -1447,9 +1483,12 @@ static int ivtv_overlay(struct file *file, void *fh, unsigned int on)
{
struct ivtv_open_id *id = fh2id(fh);
struct ivtv *itv = id->itv;
+ struct ivtv_stream *s = &itv->streams[fh2id(fh)->type];
- if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
- return -EINVAL;
+ if (!(s->caps & V4L2_CAP_VIDEO_OUTPUT_OVERLAY))
+ return -ENOTTY;
+ if (!itv->osd_video_pbase)
+ return -ENOTTY;
ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, on != 0);
@@ -1547,7 +1586,7 @@ static int ivtv_log_status(struct file *file, void *fh)
for (i = 0; i < IVTV_MAX_STREAMS; i++) {
struct ivtv_stream *s = &itv->streams[i];
- if (s->vdev == NULL || s->buffers == 0)
+ if (s->vdev.v4l2_dev == NULL || s->buffers == 0)
continue;
IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags,
(s->buffers - s->q_free.buffers) * 100 / s->buffers,
@@ -1837,8 +1876,8 @@ static const struct v4l2_ioctl_ops ivtv_ioctl_ops = {
.vidioc_enum_output = ivtv_enum_output,
.vidioc_enumaudout = ivtv_enumaudout,
.vidioc_cropcap = ivtv_cropcap,
- .vidioc_s_crop = ivtv_s_crop,
- .vidioc_g_crop = ivtv_g_crop,
+ .vidioc_s_selection = ivtv_s_selection,
+ .vidioc_g_selection = ivtv_g_selection,
.vidioc_g_input = ivtv_g_input,
.vidioc_s_input = ivtv_s_input,
.vidioc_g_output = ivtv_g_output,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.