aboutsummaryrefslogtreecommitdiff
path: root/drivers/media/v4l2-core/v4l2-ioctl.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ioctl.c')
-rw-r--r--drivers/media/v4l2-core/v4l2-ioctl.c242
1 files changed, 126 insertions, 116 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index f81bda1a48e..16bffd851bf 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -26,9 +26,11 @@
#include <media/v4l2-fh.h>
#include <media/v4l2-event.h>
#include <media/v4l2-device.h>
-#include <media/v4l2-chip-ident.h>
#include <media/videobuf2-core.h>
+#define CREATE_TRACE_POINTS
+#include <trace/events/v4l2.h>
+
/* Zero out the end of the struct pointed to by p. Everything after, but
* not including, the specified field is cleared. */
#define CLEAR_AFTER_FIELD(p, field) \
@@ -150,6 +152,7 @@ const char *v4l2_type_names[] = {
[V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY] = "vid-out-overlay",
[V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE] = "vid-cap-mplane",
[V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE] = "vid-out-mplane",
+ [V4L2_BUF_TYPE_SDR_CAPTURE] = "sdr-cap",
};
EXPORT_SYMBOL(v4l2_type_names);
@@ -243,7 +246,7 @@ static void v4l_print_format(const void *arg, bool write_only)
const struct v4l2_vbi_format *vbi;
const struct v4l2_sliced_vbi_format *sliced;
const struct v4l2_window *win;
- const struct v4l2_clip *clip;
+ const struct v4l2_sdr_format *sdr;
unsigned i;
pr_cont("type=%s", prt_names(p->type, v4l2_type_names));
@@ -253,7 +256,7 @@ static void v4l_print_format(const void *arg, bool write_only)
pix = &p->fmt.pix;
pr_cont(", width=%u, height=%u, "
"pixelformat=%c%c%c%c, field=%s, "
- "bytesperline=%u sizeimage=%u, colorspace=%d\n",
+ "bytesperline=%u, sizeimage=%u, colorspace=%d\n",
pix->width, pix->height,
(pix->pixelformat & 0xff),
(pix->pixelformat >> 8) & 0xff,
@@ -284,20 +287,14 @@ static void v4l_print_format(const void *arg, bool write_only)
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
win = &p->fmt.win;
- pr_cont(", wxh=%dx%d, x,y=%d,%d, field=%s, "
- "chromakey=0x%08x, bitmap=%p, "
- "global_alpha=0x%02x\n",
- win->w.width, win->w.height,
- win->w.left, win->w.top,
+ /* Note: we can't print the clip list here since the clips
+ * pointer is a userspace pointer, not a kernelspace
+ * pointer. */
+ pr_cont(", wxh=%dx%d, x,y=%d,%d, field=%s, chromakey=0x%08x, clipcount=%u, clips=%p, bitmap=%p, global_alpha=0x%02x\n",
+ win->w.width, win->w.height, win->w.left, win->w.top,
prt_names(win->field, v4l2_field_names),
- win->chromakey, win->bitmap, win->global_alpha);
- clip = win->clips;
- for (i = 0; i < win->clipcount; i++) {
- printk(KERN_DEBUG "clip %u: wxh=%dx%d, x,y=%d,%d\n",
- i, clip->c.width, clip->c.height,
- clip->c.left, clip->c.top);
- clip = clip->next;
- }
+ win->chromakey, win->clipcount, win->clips,
+ win->bitmap, win->global_alpha);
break;
case V4L2_BUF_TYPE_VBI_CAPTURE:
case V4L2_BUF_TYPE_VBI_OUTPUT:
@@ -323,6 +320,14 @@ static void v4l_print_format(const void *arg, bool write_only)
sliced->service_lines[0][i],
sliced->service_lines[1][i]);
break;
+ case V4L2_BUF_TYPE_SDR_CAPTURE:
+ sdr = &p->fmt.sdr;
+ pr_cont(", pixelformat=%c%c%c%c\n",
+ (sdr->pixelformat >> 0) & 0xff,
+ (sdr->pixelformat >> 8) & 0xff,
+ (sdr->pixelformat >> 16) & 0xff,
+ (sdr->pixelformat >> 24) & 0xff);
+ break;
}
}
@@ -332,7 +337,7 @@ static void v4l_print_framebuffer(const void *arg, bool write_only)
pr_cont("capability=0x%x, flags=0x%x, base=0x%p, width=%u, "
"height=%u, pixelformat=%c%c%c%c, "
- "bytesperline=%u sizeimage=%u, colorspace=%d\n",
+ "bytesperline=%u, sizeimage=%u, colorspace=%d\n",
p->capability, p->flags, p->base,
p->fmt.width, p->fmt.height,
(p->fmt.pixelformat & 0xff),
@@ -353,7 +358,7 @@ static void v4l_print_modulator(const void *arg, bool write_only)
const struct v4l2_modulator *p = arg;
if (write_only)
- pr_cont("index=%u, txsubchans=0x%x", p->index, p->txsubchans);
+ pr_cont("index=%u, txsubchans=0x%x\n", p->index, p->txsubchans);
else
pr_cont("index=%u, name=%.*s, capability=0x%x, "
"rangelow=%u, rangehigh=%u, txsubchans=0x%x\n",
@@ -445,13 +450,13 @@ static void v4l_print_buffer(const void *arg, bool write_only)
for (i = 0; i < p->length; ++i) {
plane = &p->m.planes[i];
printk(KERN_DEBUG
- "plane %d: bytesused=%d, data_offset=0x%08x "
+ "plane %d: bytesused=%d, data_offset=0x%08x, "
"offset/userptr=0x%lx, length=%d\n",
i, plane->bytesused, plane->data_offset,
plane->m.userptr, plane->length);
}
} else {
- pr_cont("bytesused=%d, offset/userptr=0x%lx, length=%d\n",
+ pr_cont(", bytesused=%d, offset/userptr=0x%lx, length=%d\n",
p->bytesused, p->m.userptr, p->length);
}
@@ -504,6 +509,8 @@ static void v4l_print_streamparm(const void *arg, bool write_only)
c->capability, c->outputmode,
c->timeperframe.numerator, c->timeperframe.denominator,
c->extendedmode, c->writebuffers);
+ } else {
+ pr_cont("\n");
}
}
@@ -555,7 +562,7 @@ static void v4l_print_cropcap(const void *arg, bool write_only)
const struct v4l2_cropcap *p = arg;
pr_cont("type=%s, bounds wxh=%dx%d, x,y=%d,%d, "
- "defrect wxh=%dx%d, x,y=%d,%d\n, "
+ "defrect wxh=%dx%d, x,y=%d,%d, "
"pixelaspect %d/%d\n",
prt_names(p->type, v4l2_type_names),
p->bounds.width, p->bounds.height,
@@ -624,20 +631,6 @@ static void v4l_print_decoder_cmd(const void *arg, bool write_only)
pr_info("pts=%llu\n", p->stop.pts);
}
-static void v4l_print_dbg_chip_ident(const void *arg, bool write_only)
-{
- const struct v4l2_dbg_chip_ident *p = arg;
-
- pr_cont("type=%u, ", p->match.type);
- if (p->match.type == V4L2_CHIP_MATCH_I2C_DRIVER)
- pr_cont("name=%.*s, ",
- (int)sizeof(p->match.name), p->match.name);
- else
- pr_cont("addr=%u, ", p->match.addr);
- pr_cont("chip_ident=%u, revision=0x%x\n",
- p->ident, p->revision);
-}
-
static void v4l_print_dbg_chip_info(const void *arg, bool write_only)
{
const struct v4l2_dbg_chip_info *p = arg;
@@ -734,11 +727,11 @@ static void v4l_print_frmsizeenum(const void *arg, bool write_only)
p->type);
switch (p->type) {
case V4L2_FRMSIZE_TYPE_DISCRETE:
- pr_cont(" wxh=%ux%u\n",
+ pr_cont(", wxh=%ux%u\n",
p->discrete.width, p->discrete.height);
break;
case V4L2_FRMSIZE_TYPE_STEPWISE:
- pr_cont(" min=%ux%u, max=%ux%u, step=%ux%u\n",
+ pr_cont(", min=%ux%u, max=%ux%u, step=%ux%u\n",
p->stepwise.min_width, p->stepwise.min_height,
p->stepwise.step_width, p->stepwise.step_height,
p->stepwise.max_width, p->stepwise.max_height);
@@ -764,12 +757,12 @@ static void v4l_print_frmivalenum(const void *arg, bool write_only)
p->width, p->height, p->type);
switch (p->type) {
case V4L2_FRMIVAL_TYPE_DISCRETE:
- pr_cont(" fps=%d/%d\n",
+ pr_cont(", fps=%d/%d\n",
p->discrete.numerator,
p->discrete.denominator);
break;
case V4L2_FRMIVAL_TYPE_STEPWISE:
- pr_cont(" min=%d/%d, max=%d/%d, step=%d/%d\n",
+ pr_cont(", min=%d/%d, max=%d/%d, step=%d/%d\n",
p->stepwise.min.numerator,
p->stepwise.min.denominator,
p->stepwise.max.numerator,
@@ -807,8 +800,8 @@ static void v4l_print_event(const void *arg, bool write_only)
pr_cont("value64=%lld, ", c->value64);
else
pr_cont("value=%d, ", c->value);
- pr_cont("flags=0x%x, minimum=%d, maximum=%d, step=%d,"
- " default_value=%d\n",
+ pr_cont("flags=0x%x, minimum=%d, maximum=%d, step=%d, "
+ "default_value=%d\n",
c->flags, c->minimum, c->maximum,
c->step, c->default_value);
break;
@@ -845,12 +838,20 @@ static void v4l_print_freq_band(const void *arg, bool write_only)
const struct v4l2_frequency_band *p = arg;
pr_cont("tuner=%u, type=%u, index=%u, capability=0x%x, "
- "rangelow=%u, rangehigh=%u, modulation=0x%x\n",
+ "rangelow=%u, rangehigh=%u, modulation=0x%x\n",
p->tuner, p->type, p->index,
p->capability, p->rangelow,
p->rangehigh, p->modulation);
}
+static void v4l_print_edid(const void *arg, bool write_only)
+{
+ const struct v4l2_edid *p = arg;
+
+ pr_cont("pad=%u, start_block=%u, blocks=%u\n",
+ p->pad, p->start_block, p->blocks);
+}
+
static void v4l_print_u32(const void *arg, bool write_only)
{
pr_cont("value=%u\n", *(const u32 *)arg);
@@ -898,6 +899,7 @@ static int check_fmt(struct file *file, enum v4l2_buf_type type)
const struct v4l2_ioctl_ops *ops = vfd->ioctl_ops;
bool is_vid = vfd->vfl_type == VFL_TYPE_GRABBER;
bool is_vbi = vfd->vfl_type == VFL_TYPE_VBI;
+ bool is_sdr = vfd->vfl_type == VFL_TYPE_SDR;
bool is_rx = vfd->vfl_dir != VFL_DIR_TX;
bool is_tx = vfd->vfl_dir != VFL_DIR_RX;
@@ -947,6 +949,10 @@ static int check_fmt(struct file *file, enum v4l2_buf_type type)
if (is_vbi && is_tx && ops->vidioc_g_fmt_sliced_vbi_out)
return 0;
break;
+ case V4L2_BUF_TYPE_SDR_CAPTURE:
+ if (is_sdr && is_rx && ops->vidioc_g_fmt_sdr_cap)
+ return 0;
+ break;
default:
break;
}
@@ -1066,6 +1072,10 @@ static int v4l_enum_fmt(const struct v4l2_ioctl_ops *ops,
if (unlikely(!is_tx || !ops->vidioc_enum_fmt_vid_out_mplane))
break;
return ops->vidioc_enum_fmt_vid_out_mplane(file, fh, arg);
+ case V4L2_BUF_TYPE_SDR_CAPTURE:
+ if (unlikely(!is_rx || !ops->vidioc_enum_fmt_sdr_cap))
+ break;
+ return ops->vidioc_enum_fmt_sdr_cap(file, fh, arg);
}
return -EINVAL;
}
@@ -1076,6 +1086,7 @@ static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops,
struct v4l2_format *p = arg;
struct video_device *vfd = video_devdata(file);
bool is_vid = vfd->vfl_type == VFL_TYPE_GRABBER;
+ bool is_sdr = vfd->vfl_type == VFL_TYPE_SDR;
bool is_rx = vfd->vfl_dir != VFL_DIR_TX;
bool is_tx = vfd->vfl_dir != VFL_DIR_RX;
@@ -1120,6 +1131,10 @@ static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops,
if (unlikely(!is_tx || is_vid || !ops->vidioc_g_fmt_sliced_vbi_out))
break;
return ops->vidioc_g_fmt_sliced_vbi_out(file, fh, arg);
+ case V4L2_BUF_TYPE_SDR_CAPTURE:
+ if (unlikely(!is_rx || !is_sdr || !ops->vidioc_g_fmt_sdr_cap))
+ break;
+ return ops->vidioc_g_fmt_sdr_cap(file, fh, arg);
}
return -EINVAL;
}
@@ -1130,6 +1145,7 @@ static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops,
struct v4l2_format *p = arg;
struct video_device *vfd = video_devdata(file);
bool is_vid = vfd->vfl_type == VFL_TYPE_GRABBER;
+ bool is_sdr = vfd->vfl_type == VFL_TYPE_SDR;
bool is_rx = vfd->vfl_dir != VFL_DIR_TX;
bool is_tx = vfd->vfl_dir != VFL_DIR_RX;
@@ -1184,6 +1200,11 @@ static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops,
break;
CLEAR_AFTER_FIELD(p, fmt.sliced);
return ops->vidioc_s_fmt_sliced_vbi_out(file, fh, arg);
+ case V4L2_BUF_TYPE_SDR_CAPTURE:
+ if (unlikely(!is_rx || !is_sdr || !ops->vidioc_s_fmt_sdr_cap))
+ break;
+ CLEAR_AFTER_FIELD(p, fmt.sdr);
+ return ops->vidioc_s_fmt_sdr_cap(file, fh, arg);
}
return -EINVAL;
}
@@ -1194,6 +1215,7 @@ static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops,
struct v4l2_format *p = arg;
struct video_device *vfd = video_devdata(file);
bool is_vid = vfd->vfl_type == VFL_TYPE_GRABBER;
+ bool is_sdr = vfd->vfl_type == VFL_TYPE_SDR;
bool is_rx = vfd->vfl_dir != VFL_DIR_TX;
bool is_tx = vfd->vfl_dir != VFL_DIR_RX;
@@ -1248,6 +1270,11 @@ static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops,
break;
CLEAR_AFTER_FIELD(p, fmt.sliced);
return ops->vidioc_try_fmt_sliced_vbi_out(file, fh, arg);
+ case V4L2_BUF_TYPE_SDR_CAPTURE:
+ if (unlikely(!is_rx || !is_sdr || !ops->vidioc_try_fmt_sdr_cap))
+ break;
+ CLEAR_AFTER_FIELD(p, fmt.sdr);
+ return ops->vidioc_try_fmt_sdr_cap(file, fh, arg);
}
return -EINVAL;
}
@@ -1308,8 +1335,11 @@ static int v4l_g_frequency(const struct v4l2_ioctl_ops *ops,
struct video_device *vfd = video_devdata(file);
struct v4l2_frequency *p = arg;
- p->type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
- V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
+ if (vfd->vfl_type == VFL_TYPE_SDR)
+ p->type = V4L2_TUNER_ADC;
+ else
+ p->type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
+ V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
return ops->vidioc_g_frequency(file, fh, p);
}
@@ -1320,10 +1350,15 @@ static int v4l_s_frequency(const struct v4l2_ioctl_ops *ops,
const struct v4l2_frequency *p = arg;
enum v4l2_tuner_type type;
- type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
- V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
- if (p->type != type)
- return -EINVAL;
+ if (vfd->vfl_type == VFL_TYPE_SDR) {
+ if (p->type != V4L2_TUNER_ADC && p->type != V4L2_TUNER_RF)
+ return -EINVAL;
+ } else {
+ type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
+ V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
+ if (type != p->type)
+ return -EINVAL;
+ }
return ops->vidioc_s_frequency(file, fh, p);
}
@@ -1364,40 +1399,18 @@ static int v4l_enumstd(const struct v4l2_ioctl_ops *ops,
return 0;
}
-static int v4l_g_std(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
-{
- struct video_device *vfd = video_devdata(file);
- v4l2_std_id *id = arg;
-
- /* Calls the specific handler */
- if (ops->vidioc_g_std)
- return ops->vidioc_g_std(file, fh, arg);
- if (vfd->current_norm) {
- *id = vfd->current_norm;
- return 0;
- }
- return -ENOTTY;
-}
-
static int v4l_s_std(const struct v4l2_ioctl_ops *ops,
struct file *file, void *fh, void *arg)
{
struct video_device *vfd = video_devdata(file);
v4l2_std_id id = *(v4l2_std_id *)arg, norm;
- int ret;
norm = id & vfd->tvnorms;
if (vfd->tvnorms && !norm) /* Check if std is supported */
return -EINVAL;
/* Calls the specific handler */
- ret = ops->vidioc_s_std(file, fh, norm);
-
- /* Updates standard information */
- if (ret >= 0)
- vfd->current_norm = norm;
- return ret;
+ return ops->vidioc_s_std(file, fh, norm);
}
static int v4l_querystd(const struct v4l2_ioctl_ops *ops,
@@ -1407,10 +1420,10 @@ static int v4l_querystd(const struct v4l2_ioctl_ops *ops,
v4l2_std_id *p = arg;
/*
- * If nothing detected, it should return all supported
- * standard.
- * Drivers just need to mask the std argument, in order
- * to remove the standards that don't apply from the mask.
+ * If no signal is detected, then the driver should return
+ * V4L2_STD_UNKNOWN. Otherwise it should return tvnorms with
+ * any standards that do not apply removed.
+ *
* This means that tuners, audio and video decoders can join
* their efforts to improve the standards detection.
*/
@@ -1425,6 +1438,10 @@ static int v4l_s_hw_freq_seek(const struct v4l2_ioctl_ops *ops,
struct v4l2_hw_freq_seek *p = arg;
enum v4l2_tuner_type type;
+ /* s_hw_freq_seek is not supported for SDR for now */
+ if (vfd->vfl_type == VFL_TYPE_SDR)
+ return -EINVAL;
+
type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
if (p->type != type)
@@ -1500,7 +1517,6 @@ static int v4l_prepare_buf(const struct v4l2_ioctl_ops *ops,
static int v4l_g_parm(const struct v4l2_ioctl_ops *ops,
struct file *file, void *fh, void *arg)
{
- struct video_device *vfd = video_devdata(file);
struct v4l2_streamparm *p = arg;
v4l2_std_id std;
int ret = check_fmt(file, p->type);
@@ -1509,16 +1525,13 @@ static int v4l_g_parm(const struct v4l2_ioctl_ops *ops,
return ret;
if (ops->vidioc_g_parm)
return ops->vidioc_g_parm(file, fh, p);
- std = vfd->current_norm;
if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
return -EINVAL;
p->parm.capture.readbuffers = 2;
- if (is_valid_ioctl(vfd, VIDIOC_G_STD) && ops->vidioc_g_std)
- ret = ops->vidioc_g_std(file, fh, &std);
+ ret = ops->vidioc_g_std(file, fh, &std);
if (ret == 0)
- v4l2_video_std_frame_period(std,
- &p->parm.capture.timeperframe);
+ v4l2_video_std_frame_period(std, &p->parm.capture.timeperframe);
return ret;
}
@@ -1807,7 +1820,8 @@ static int v4l_dbg_g_register(const struct v4l2_ioctl_ops *ops,
return v4l2_subdev_call(sd, core, g_register, p);
return -EINVAL;
}
- if (ops->vidioc_g_register)
+ if (ops->vidioc_g_register && p->match.type == V4L2_CHIP_MATCH_BRIDGE &&
+ (ops->vidioc_g_chip_info || p->match.addr == 0))
return ops->vidioc_g_register(file, fh, p);
return -EINVAL;
#else
@@ -1834,7 +1848,8 @@ static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops,
return v4l2_subdev_call(sd, core, s_register, p);
return -EINVAL;
}
- if (ops->vidioc_s_register)
+ if (ops->vidioc_s_register && p->match.type == V4L2_CHIP_MATCH_BRIDGE &&
+ (ops->vidioc_g_chip_info || p->match.addr == 0))
return ops->vidioc_s_register(file, fh, p);
return -EINVAL;
#else
@@ -1842,18 +1857,6 @@ static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops,
#endif
}
-static int v4l_dbg_g_chip_ident(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
-{
- struct v4l2_dbg_chip_ident *p = arg;
-
- p->ident = V4L2_IDENT_NONE;
- p->revision = 0;
- if (p->match.type == V4L2_CHIP_MATCH_SUBDEV)
- return -EINVAL;
- return ops->vidioc_g_chip_ident(file, fh, p);
-}
-
static int v4l_dbg_g_chip_info(const struct v4l2_ioctl_ops *ops,
struct file *file, void *fh, void *arg)
{
@@ -1869,12 +1872,7 @@ static int v4l_dbg_g_chip_info(const struct v4l2_ioctl_ops *ops,
p->flags |= V4L2_CHIP_FL_WRITABLE;
if (ops->vidioc_g_register)
p->flags |= V4L2_CHIP_FL_READABLE;
- if (vfd->v4l2_dev)
- strlcpy(p->name, vfd->v4l2_dev->name, sizeof(p->name));
- else if (vfd->parent)
- strlcpy(p->name, vfd->parent->driver->name, sizeof(p->name));
- else
- strlcpy(p->name, "bridge", sizeof(p->name));
+ strlcpy(p->name, vfd->v4l2_dev->name, sizeof(p->name));
if (ops->vidioc_g_chip_info)
return ops->vidioc_g_chip_info(file, fh, arg);
if (p->match.addr)
@@ -1943,11 +1941,16 @@ static int v4l_enum_freq_bands(const struct v4l2_ioctl_ops *ops,
enum v4l2_tuner_type type;
int err;
- type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
- V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
-
- if (type != p->type)
- return -EINVAL;
+ if (vfd->vfl_type == VFL_TYPE_SDR) {
+ if (p->type != V4L2_TUNER_ADC && p->type != V4L2_TUNER_RF)
+ return -EINVAL;
+ type = p->type;
+ } else {
+ type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
+ V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
+ if (type != p->type)
+ return -EINVAL;
+ }
if (ops->vidioc_enum_freq_bands)
return ops->vidioc_enum_freq_bands(file, fh, p);
if (is_valid_ioctl(vfd, VIDIOC_G_TUNER)) {
@@ -2053,7 +2056,7 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = {
IOCTL_INFO_FNC(VIDIOC_STREAMOFF, v4l_streamoff, v4l_print_buftype, INFO_FL_PRIO | INFO_FL_QUEUE),
IOCTL_INFO_FNC(VIDIOC_G_PARM, v4l_g_parm, v4l_print_streamparm, INFO_FL_CLEAR(v4l2_streamparm, type)),
IOCTL_INFO_FNC(VIDIOC_S_PARM, v4l_s_parm, v4l_print_streamparm, INFO_FL_PRIO),
- IOCTL_INFO_FNC(VIDIOC_G_STD, v4l_g_std, v4l_print_std, 0),
+ IOCTL_INFO_STD(VIDIOC_G_STD, vidioc_g_std, v4l_print_std, 0),
IOCTL_INFO_FNC(VIDIOC_S_STD, v4l_s_std, v4l_print_std, INFO_FL_PRIO),
IOCTL_INFO_FNC(VIDIOC_ENUMSTD, v4l_enumstd, v4l_print_standard, INFO_FL_CLEAR(v4l2_standard, index)),
IOCTL_INFO_FNC(VIDIOC_ENUMINPUT, v4l_enuminput, v4l_print_enuminput, INFO_FL_CLEAR(v4l2_input, index)),
@@ -2067,6 +2070,8 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = {
IOCTL_INFO_FNC(VIDIOC_QUERYMENU, v4l_querymenu, v4l_print_querymenu, INFO_FL_CTRL | INFO_FL_CLEAR(v4l2_querymenu, index)),
IOCTL_INFO_STD(VIDIOC_G_INPUT, vidioc_g_input, v4l_print_u32, 0),
IOCTL_INFO_FNC(VIDIOC_S_INPUT, v4l_s_input, v4l_print_u32, INFO_FL_PRIO),
+ IOCTL_INFO_STD(VIDIOC_G_EDID, vidioc_g_edid, v4l_print_edid, INFO_FL_CLEAR(v4l2_edid, edid)),
+ IOCTL_INFO_STD(VIDIOC_S_EDID, vidioc_s_edid, v4l_print_edid, INFO_FL_PRIO | INFO_FL_CLEAR(v4l2_edid, edid)),
IOCTL_INFO_STD(VIDIOC_G_OUTPUT, vidioc_g_output, v4l_print_u32, 0),
IOCTL_INFO_FNC(VIDIOC_S_OUTPUT, v4l_s_output, v4l_print_u32, INFO_FL_PRIO),
IOCTL_INFO_FNC(VIDIOC_ENUMOUTPUT, v4l_enumoutput, v4l_print_enumoutput, INFO_FL_CLEAR(v4l2_output, index)),
@@ -2103,7 +2108,6 @@ static struct v4l2_ioctl_info v4l2_ioctls[] = {
IOCTL_INFO_STD(VIDIOC_TRY_DECODER_CMD, vidioc_try_decoder_cmd, v4l_print_decoder_cmd, 0),
IOCTL_INFO_FNC(VIDIOC_DBG_S_REGISTER, v4l_dbg_s_register, v4l_print_dbg_register, 0),
IOCTL_INFO_FNC(VIDIOC_DBG_G_REGISTER, v4l_dbg_g_register, v4l_print_dbg_register, 0),
- IOCTL_INFO_FNC(VIDIOC_DBG_G_CHIP_IDENT, v4l_dbg_g_chip_ident, v4l_print_dbg_chip_ident, 0),
IOCTL_INFO_FNC(VIDIOC_S_HW_FREQ_SEEK, v4l_s_hw_freq_seek, v4l_print_hw_freq_seek, INFO_FL_PRIO),
IOCTL_INFO_STD(VIDIOC_S_DV_TIMINGS, vidioc_s_dv_timings, v4l_print_dv_timings, INFO_FL_PRIO),
IOCTL_INFO_STD(VIDIOC_G_DV_TIMINGS, vidioc_g_dv_timings, v4l_print_dv_timings, 0),
@@ -2256,7 +2260,7 @@ done:
}
static int check_array_args(unsigned int cmd, void *parg, size_t *array_size,
- void * __user *user_ptr, void ***kernel_ptr)
+ void __user **user_ptr, void ***kernel_ptr)
{
int ret = 0;
@@ -2273,16 +2277,16 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size,
break;
}
*user_ptr = (void __user *)buf->m.planes;
- *kernel_ptr = (void *)&buf->m.planes;
+ *kernel_ptr = (void **)&buf->m.planes;
*array_size = sizeof(struct v4l2_plane) * buf->length;
ret = 1;
}
break;
}
- case VIDIOC_SUBDEV_G_EDID:
- case VIDIOC_SUBDEV_S_EDID: {
- struct v4l2_subdev_edid *edid = parg;
+ case VIDIOC_G_EDID:
+ case VIDIOC_S_EDID: {
+ struct v4l2_edid *edid = parg;
if (edid->blocks) {
if (edid->blocks > 256) {
@@ -2290,7 +2294,7 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size,
break;
}
*user_ptr = (void __user *)edid->edid;
- *kernel_ptr = (void *)&edid->edid;
+ *kernel_ptr = (void **)&edid->edid;
*array_size = edid->blocks * 128;
ret = 1;
}
@@ -2308,7 +2312,7 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size,
break;
}
*user_ptr = (void __user *)ctrls->controls;
- *kernel_ptr = (void *)&ctrls->controls;
+ *kernel_ptr = (void **)&ctrls->controls;
*array_size = sizeof(struct v4l2_ext_control)
* ctrls->count;
ret = 1;
@@ -2400,9 +2404,15 @@ video_usercopy(struct file *file, unsigned int cmd, unsigned long arg,
err = func(file, cmd, parg);
if (err == -ENOIOCTLCMD)
err = -ENOTTY;
+ if (err == 0) {
+ if (cmd == VIDIOC_DQBUF)
+ trace_v4l2_dqbuf(video_devdata(file)->minor, parg);
+ else if (cmd == VIDIOC_QBUF)
+ trace_v4l2_qbuf(video_devdata(file)->minor, parg);
+ }
if (has_array_args) {
- *kernel_ptr = user_ptr;
+ *kernel_ptr = (void __force *)user_ptr;
if (copy_to_user(user_ptr, mbuf, array_size))
err = -EFAULT;
goto out_array_args;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 16:09:50 +0000