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path: root/drivers/media/v4l2-core/v4l2-ioctl.c
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Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ioctl.c')
-rw-r--r--drivers/media/v4l2-core/v4l2-ioctl.c694
1 files changed, 395 insertions, 299 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 2a0139c72d29..98512ea4cc5b 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -16,6 +16,7 @@
#include <linux/kernel.h>
#include <linux/version.h>
+#include <linux/v4l2-subdev.h>
#include <linux/videodev2.h>
#include <media/media-device.h> /* for media_set_bus_info() */
@@ -309,14 +310,10 @@ 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;
- /* 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,
+ pr_cont(", (%d,%d)/%ux%u, field=%s, chromakey=0x%08x, global_alpha=0x%02x\n",
+ win->w.left, win->w.top, win->w.width, win->w.height,
prt_names(win->field, v4l2_field_names),
- win->chromakey, win->clipcount, win->clips,
- win->bitmap, win->global_alpha);
+ win->chromakey, win->global_alpha);
break;
case V4L2_BUF_TYPE_VBI_CAPTURE:
case V4L2_BUF_TYPE_VBI_OUTPUT:
@@ -346,8 +343,9 @@ static void v4l_print_format(const void *arg, bool write_only)
case V4L2_BUF_TYPE_META_OUTPUT:
meta = &p->fmt.meta;
pixelformat = meta->dataformat;
- pr_cont(", dataformat=%p4cc, buffersize=%u\n",
- &pixelformat, meta->buffersize);
+ pr_cont(", dataformat=%p4cc, buffersize=%u, width=%u, height=%u, bytesperline=%u\n",
+ &pixelformat, meta->buffersize, meta->width,
+ meta->height, meta->bytesperline);
break;
}
}
@@ -486,12 +484,20 @@ static void v4l_print_create_buffers(const void *arg, bool write_only)
{
const struct v4l2_create_buffers *p = arg;
- pr_cont("index=%d, count=%d, memory=%s, capabilities=0x%08x, ",
+ pr_cont("index=%d, count=%d, memory=%s, capabilities=0x%08x, max num buffers=%u, ",
p->index, p->count, prt_names(p->memory, v4l2_memory_names),
- p->capabilities);
+ p->capabilities, p->max_num_buffers);
v4l_print_format(&p->format, write_only);
}
+static void v4l_print_remove_buffers(const void *arg, bool write_only)
+{
+ const struct v4l2_remove_buffers *p = arg;
+
+ pr_cont("type=%s, index=%u, count=%u\n",
+ prt_names(p->type, v4l2_type_names), p->index, p->count);
+}
+
static void v4l_print_streamparm(const void *arg, bool write_only)
{
const struct v4l2_streamparm *p = arg;
@@ -583,12 +589,12 @@ 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, pixelaspect %d/%d\n",
+ pr_cont("type=%s, bounds (%d,%d)/%ux%u, defrect (%d,%d)/%ux%u, pixelaspect %d/%d\n",
prt_names(p->type, v4l2_type_names),
- p->bounds.width, p->bounds.height,
p->bounds.left, p->bounds.top,
- p->defrect.width, p->defrect.height,
+ p->bounds.width, p->bounds.height,
p->defrect.left, p->defrect.top,
+ p->defrect.width, p->defrect.height,
p->pixelaspect.numerator, p->pixelaspect.denominator);
}
@@ -596,20 +602,20 @@ static void v4l_print_crop(const void *arg, bool write_only)
{
const struct v4l2_crop *p = arg;
- pr_cont("type=%s, wxh=%dx%d, x,y=%d,%d\n",
+ pr_cont("type=%s, crop=(%d,%d)/%ux%u\n",
prt_names(p->type, v4l2_type_names),
- p->c.width, p->c.height,
- p->c.left, p->c.top);
+ p->c.left, p->c.top,
+ p->c.width, p->c.height);
}
static void v4l_print_selection(const void *arg, bool write_only)
{
const struct v4l2_selection *p = arg;
- pr_cont("type=%s, target=%d, flags=0x%x, wxh=%dx%d, x,y=%d,%d\n",
+ pr_cont("type=%s, target=%d, flags=0x%x, rect=(%d,%d)/%ux%u\n",
prt_names(p->type, v4l2_type_names),
p->target, p->flags,
- p->r.width, p->r.height, p->r.left, p->r.top);
+ p->r.left, p->r.top, p->r.width, p->r.height);
}
static void v4l_print_jpegcompression(const void *arg, bool write_only)
@@ -887,7 +893,9 @@ static bool check_ext_ctrls(struct v4l2_ext_controls *c, unsigned long ioctl)
return false;
break;
case V4L2_CTRL_WHICH_DEF_VAL:
- /* Default value cannot be changed */
+ case V4L2_CTRL_WHICH_MIN_VAL:
+ case V4L2_CTRL_WHICH_MAX_VAL:
+ /* Default, minimum or maximum value cannot be changed */
if (ioctl == VIDIOC_S_EXT_CTRLS ||
ioctl == VIDIOC_TRY_EXT_CTRLS) {
c->error_idx = c->count;
@@ -1081,8 +1089,8 @@ static void v4l_sanitize_format(struct v4l2_format *fmt)
}
}
-static int v4l_querycap(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_querycap(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_capability *cap = (struct v4l2_capability *)arg;
struct video_device *vfd = video_devdata(file);
@@ -1095,7 +1103,7 @@ static int v4l_querycap(const struct v4l2_ioctl_ops *ops,
media_set_bus_info(cap->bus_info, sizeof(cap->bus_info),
vfd->dev_parent);
- ret = ops->vidioc_querycap(file, fh, cap);
+ ret = ops->vidioc_querycap(file, NULL, cap);
/*
* Drivers must not change device_caps, so check for this and
@@ -1115,8 +1123,8 @@ static int v4l_querycap(const struct v4l2_ioctl_ops *ops,
return ret;
}
-static int v4l_g_input(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_input(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
@@ -1125,11 +1133,11 @@ static int v4l_g_input(const struct v4l2_ioctl_ops *ops,
return 0;
}
- return ops->vidioc_g_input(file, fh, arg);
+ return ops->vidioc_g_input(file, NULL, arg);
}
-static int v4l_g_output(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_output(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
@@ -1138,11 +1146,11 @@ static int v4l_g_output(const struct v4l2_ioctl_ops *ops,
return 0;
}
- return ops->vidioc_g_output(file, fh, arg);
+ return ops->vidioc_g_output(file, NULL, arg);
}
-static int v4l_s_input(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_input(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
int ret;
@@ -1154,22 +1162,22 @@ static int v4l_s_input(const struct v4l2_ioctl_ops *ops,
if (vfd->device_caps & V4L2_CAP_IO_MC)
return *(int *)arg ? -EINVAL : 0;
- return ops->vidioc_s_input(file, fh, *(unsigned int *)arg);
+ return ops->vidioc_s_input(file, NULL, *(unsigned int *)arg);
}
-static int v4l_s_output(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_output(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
if (vfd->device_caps & V4L2_CAP_IO_MC)
return *(int *)arg ? -EINVAL : 0;
- return ops->vidioc_s_output(file, fh, *(unsigned int *)arg);
+ return ops->vidioc_s_output(file, NULL, *(unsigned int *)arg);
}
-static int v4l_g_priority(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_priority(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd;
u32 *p = arg;
@@ -1179,22 +1187,20 @@ static int v4l_g_priority(const struct v4l2_ioctl_ops *ops,
return 0;
}
-static int v4l_s_priority(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_priority(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd;
struct v4l2_fh *vfh;
u32 *p = arg;
vfd = video_devdata(file);
- if (!test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags))
- return -ENOTTY;
- vfh = file->private_data;
+ vfh = file_to_v4l2_fh(file);
return v4l2_prio_change(vfd->prio, &vfh->prio, *p);
}
-static int v4l_enuminput(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_enuminput(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_input *p = arg;
@@ -1216,11 +1222,11 @@ static int v4l_enuminput(const struct v4l2_ioctl_ops *ops,
return 0;
}
- return ops->vidioc_enum_input(file, fh, p);
+ return ops->vidioc_enum_input(file, NULL, p);
}
-static int v4l_enumoutput(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_enumoutput(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_output *p = arg;
@@ -1242,7 +1248,7 @@ static int v4l_enumoutput(const struct v4l2_ioctl_ops *ops,
return 0;
}
- return ops->vidioc_enum_output(file, fh, p);
+ return ops->vidioc_enum_output(file, NULL, p);
}
static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
@@ -1301,19 +1307,27 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_RGBX1010102: descr = "32-bit RGBX 10-10-10-2"; break;
case V4L2_PIX_FMT_RGBA1010102: descr = "32-bit RGBA 10-10-10-2"; break;
case V4L2_PIX_FMT_ARGB2101010: descr = "32-bit ARGB 2-10-10-10"; break;
+ case V4L2_PIX_FMT_BGR48: descr = "48-bit BGR 16-16-16"; break;
+ case V4L2_PIX_FMT_RGB48: descr = "48-bit RGB 16-16-16"; break;
+ case V4L2_PIX_FMT_BGR48_12: descr = "12-bit Depth BGR"; break;
+ case V4L2_PIX_FMT_ABGR64_12: descr = "12-bit Depth BGRA"; break;
case V4L2_PIX_FMT_GREY: descr = "8-bit Greyscale"; break;
case V4L2_PIX_FMT_Y4: descr = "4-bit Greyscale"; break;
case V4L2_PIX_FMT_Y6: descr = "6-bit Greyscale"; break;
case V4L2_PIX_FMT_Y10: descr = "10-bit Greyscale"; break;
case V4L2_PIX_FMT_Y12: descr = "12-bit Greyscale"; break;
+ case V4L2_PIX_FMT_Y012: descr = "12-bit Greyscale (bits 15-4)"; break;
case V4L2_PIX_FMT_Y14: descr = "14-bit Greyscale"; break;
case V4L2_PIX_FMT_Y16: descr = "16-bit Greyscale"; break;
case V4L2_PIX_FMT_Y16_BE: descr = "16-bit Greyscale BE"; break;
case V4L2_PIX_FMT_Y10BPACK: descr = "10-bit Greyscale (Packed)"; break;
case V4L2_PIX_FMT_Y10P: descr = "10-bit Greyscale (MIPI Packed)"; break;
case V4L2_PIX_FMT_IPU3_Y10: descr = "10-bit greyscale (IPU3 Packed)"; break;
+ case V4L2_PIX_FMT_Y12P: descr = "12-bit Greyscale (MIPI Packed)"; break;
+ case V4L2_PIX_FMT_Y14P: descr = "14-bit Greyscale (MIPI Packed)"; break;
case V4L2_PIX_FMT_Y8I: descr = "Interleaved 8-bit Greyscale"; break;
case V4L2_PIX_FMT_Y12I: descr = "Interleaved 12-bit Greyscale"; break;
+ case V4L2_PIX_FMT_Y16I: descr = "Interleaved 16-bit Greyscale"; break;
case V4L2_PIX_FMT_Z16: descr = "16-bit Depth"; break;
case V4L2_PIX_FMT_INZI: descr = "Planar 10:16 Greyscale Depth"; break;
case V4L2_PIX_FMT_CNF4: descr = "4-bit Depth Confidence (Packed)"; break;
@@ -1344,16 +1358,21 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_YUV420: descr = "Planar YUV 4:2:0"; break;
case V4L2_PIX_FMT_HI240: descr = "8-bit Dithered RGB (BTTV)"; break;
case V4L2_PIX_FMT_M420: descr = "YUV 4:2:0 (M420)"; break;
+ case V4L2_PIX_FMT_YUV48_12: descr = "12-bit YUV 4:4:4 Packed"; break;
case V4L2_PIX_FMT_NV12: descr = "Y/UV 4:2:0"; break;
case V4L2_PIX_FMT_NV21: descr = "Y/VU 4:2:0"; break;
+ case V4L2_PIX_FMT_NV15: descr = "10-bit Y/UV 4:2:0 (Packed)"; break;
case V4L2_PIX_FMT_NV16: descr = "Y/UV 4:2:2"; break;
case V4L2_PIX_FMT_NV61: descr = "Y/VU 4:2:2"; break;
+ case V4L2_PIX_FMT_NV20: descr = "10-bit Y/UV 4:2:2 (Packed)"; break;
case V4L2_PIX_FMT_NV24: descr = "Y/UV 4:4:4"; break;
case V4L2_PIX_FMT_NV42: descr = "Y/VU 4:4:4"; break;
case V4L2_PIX_FMT_P010: descr = "10-bit Y/UV 4:2:0"; break;
+ case V4L2_PIX_FMT_P012: descr = "12-bit Y/UV 4:2:0"; break;
case V4L2_PIX_FMT_NV12_4L4: descr = "Y/UV 4:2:0 (4x4 Linear)"; break;
case V4L2_PIX_FMT_NV12_16L16: descr = "Y/UV 4:2:0 (16x16 Linear)"; break;
case V4L2_PIX_FMT_NV12_32L32: descr = "Y/UV 4:2:0 (32x32 Linear)"; break;
+ case V4L2_PIX_FMT_NV15_4L4: descr = "10-bit Y/UV 4:2:0 (4x4 Linear)"; break;
case V4L2_PIX_FMT_P010_4L4: descr = "10-bit Y/UV 4:2:0 (4x4 Linear)"; break;
case V4L2_PIX_FMT_NV12M: descr = "Y/UV 4:2:0 (N-C)"; break;
case V4L2_PIX_FMT_NV21M: descr = "Y/VU 4:2:0 (N-C)"; break;
@@ -1361,6 +1380,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_NV61M: descr = "Y/VU 4:2:2 (N-C)"; break;
case V4L2_PIX_FMT_NV12MT: descr = "Y/UV 4:2:0 (64x32 MB, N-C)"; break;
case V4L2_PIX_FMT_NV12MT_16X16: descr = "Y/UV 4:2:0 (16x16 MB, N-C)"; break;
+ case V4L2_PIX_FMT_P012M: descr = "12-bit Y/UV 4:2:0 (N-C)"; break;
case V4L2_PIX_FMT_YUV420M: descr = "Planar YUV 4:2:0 (N-C)"; break;
case V4L2_PIX_FMT_YVU420M: descr = "Planar YVU 4:2:0 (N-C)"; break;
case V4L2_PIX_FMT_YUV422M: descr = "Planar YUV 4:2:2 (N-C)"; break;
@@ -1391,6 +1411,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_SGBRG10DPCM8: descr = "8-bit Bayer GBGB/RGRG (DPCM)"; break;
case V4L2_PIX_FMT_SGRBG10DPCM8: descr = "8-bit Bayer GRGR/BGBG (DPCM)"; break;
case V4L2_PIX_FMT_SRGGB10DPCM8: descr = "8-bit Bayer RGRG/GBGB (DPCM)"; break;
+ case V4L2_PIX_FMT_RAW_CRU10: descr = "10-bit Raw CRU Packed"; break;
case V4L2_PIX_FMT_SBGGR12: descr = "12-bit Bayer BGBG/GRGR"; break;
case V4L2_PIX_FMT_SGBRG12: descr = "12-bit Bayer GBGB/RGRG"; break;
case V4L2_PIX_FMT_SGRBG12: descr = "12-bit Bayer GRGR/BGBG"; break;
@@ -1399,6 +1420,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_SGBRG12P: descr = "12-bit Bayer GBGB/RGRG Packed"; break;
case V4L2_PIX_FMT_SGRBG12P: descr = "12-bit Bayer GRGR/BGBG Packed"; break;
case V4L2_PIX_FMT_SRGGB12P: descr = "12-bit Bayer RGRG/GBGB Packed"; break;
+ case V4L2_PIX_FMT_RAW_CRU12: descr = "12-bit Raw CRU Packed"; break;
case V4L2_PIX_FMT_SBGGR14: descr = "14-bit Bayer BGBG/GRGR"; break;
case V4L2_PIX_FMT_SGBRG14: descr = "14-bit Bayer GBGB/RGRG"; break;
case V4L2_PIX_FMT_SGRBG14: descr = "14-bit Bayer GRGR/BGBG"; break;
@@ -1407,10 +1429,12 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_SGBRG14P: descr = "14-bit Bayer GBGB/RGRG Packed"; break;
case V4L2_PIX_FMT_SGRBG14P: descr = "14-bit Bayer GRGR/BGBG Packed"; break;
case V4L2_PIX_FMT_SRGGB14P: descr = "14-bit Bayer RGRG/GBGB Packed"; break;
+ case V4L2_PIX_FMT_RAW_CRU14: descr = "14-bit Raw CRU Packed"; break;
case V4L2_PIX_FMT_SBGGR16: descr = "16-bit Bayer BGBG/GRGR"; break;
case V4L2_PIX_FMT_SGBRG16: descr = "16-bit Bayer GBGB/RGRG"; break;
case V4L2_PIX_FMT_SGRBG16: descr = "16-bit Bayer GRGR/BGBG"; break;
case V4L2_PIX_FMT_SRGGB16: descr = "16-bit Bayer RGRG/GBGB"; break;
+ case V4L2_PIX_FMT_RAW_CRU20: descr = "14-bit Raw CRU Packed"; break;
case V4L2_PIX_FMT_SN9C20X_I420: descr = "GSPCA SN9C20X I420"; break;
case V4L2_PIX_FMT_SPCA501: descr = "GSPCA SPCA501"; break;
case V4L2_PIX_FMT_SPCA505: descr = "GSPCA SPCA505"; break;
@@ -1437,10 +1461,16 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_META_FMT_VSP1_HGO: descr = "R-Car VSP1 1-D Histogram"; break;
case V4L2_META_FMT_VSP1_HGT: descr = "R-Car VSP1 2-D Histogram"; break;
case V4L2_META_FMT_UVC: descr = "UVC Payload Header Metadata"; break;
+ case V4L2_META_FMT_UVC_MSXU_1_5: descr = "UVC MSXU Metadata"; break;
case V4L2_META_FMT_D4XX: descr = "Intel D4xx UVC Metadata"; break;
case V4L2_META_FMT_VIVID: descr = "Vivid Metadata"; break;
case V4L2_META_FMT_RK_ISP1_PARAMS: descr = "Rockchip ISP1 3A Parameters"; break;
case V4L2_META_FMT_RK_ISP1_STAT_3A: descr = "Rockchip ISP1 3A Statistics"; break;
+ case V4L2_META_FMT_RK_ISP1_EXT_PARAMS: descr = "Rockchip ISP1 Ext 3A Params"; break;
+ case V4L2_META_FMT_C3ISP_PARAMS: descr = "Amlogic C3 ISP Parameters"; break;
+ case V4L2_META_FMT_C3ISP_STATS: descr = "Amlogic C3 ISP Statistics"; break;
+ case V4L2_META_FMT_MALI_C55_PARAMS: descr = "ARM Mali-C55 ISP Parameters"; break;
+ case V4L2_META_FMT_MALI_C55_STATS: descr = "ARM Mali-C55 ISP 3A Statistics"; break;
case V4L2_PIX_FMT_NV12_8L128: descr = "NV12 (8x128 Linear)"; break;
case V4L2_PIX_FMT_NV12M_8L128: descr = "NV12M (8x128 Linear)"; break;
case V4L2_PIX_FMT_NV12_10BE_8L128: descr = "10-bit NV12 (8x128 Linear, BE)"; break;
@@ -1448,6 +1478,16 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_Y210: descr = "10-bit YUYV Packed"; break;
case V4L2_PIX_FMT_Y212: descr = "12-bit YUYV Packed"; break;
case V4L2_PIX_FMT_Y216: descr = "16-bit YUYV Packed"; break;
+ case V4L2_META_FMT_RPI_BE_CFG: descr = "RPi PiSP BE Config format"; break;
+ case V4L2_META_FMT_RPI_FE_CFG: descr = "RPi PiSP FE Config format"; break;
+ case V4L2_META_FMT_RPI_FE_STATS: descr = "RPi PiSP FE Statistics format"; break;
+ case V4L2_META_FMT_GENERIC_8: descr = "8-bit Generic Metadata"; break;
+ case V4L2_META_FMT_GENERIC_CSI2_10: descr = "8-bit Generic Meta, 10b CSI-2"; break;
+ case V4L2_META_FMT_GENERIC_CSI2_12: descr = "8-bit Generic Meta, 12b CSI-2"; break;
+ case V4L2_META_FMT_GENERIC_CSI2_14: descr = "8-bit Generic Meta, 14b CSI-2"; break;
+ case V4L2_META_FMT_GENERIC_CSI2_16: descr = "8-bit Generic Meta, 16b CSI-2"; break;
+ case V4L2_META_FMT_GENERIC_CSI2_20: descr = "8-bit Generic Meta, 20b CSI-2"; break;
+ case V4L2_META_FMT_GENERIC_CSI2_24: descr = "8-bit Generic Meta, 24b CSI-2"; break;
default:
/* Compressed formats */
@@ -1478,6 +1518,9 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_HEVC_SLICE: descr = "HEVC Parsed Slice Data"; break;
case V4L2_PIX_FMT_FWHT: descr = "FWHT"; break; /* used in vicodec */
case V4L2_PIX_FMT_FWHT_STATELESS: descr = "FWHT Stateless"; break; /* used in vicodec */
+ case V4L2_PIX_FMT_SPK: descr = "Sorenson Spark"; break;
+ case V4L2_PIX_FMT_RV30: descr = "RealVideo 8"; break;
+ case V4L2_PIX_FMT_RV40: descr = "RealVideo 9 & 10"; break;
case V4L2_PIX_FMT_CPIA1: descr = "GSPCA CPiA YUV"; break;
case V4L2_PIX_FMT_WNVA: descr = "WNVA"; break;
case V4L2_PIX_FMT_SN9C10X: descr = "GSPCA SN9C10X"; break;
@@ -1500,6 +1543,20 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
case V4L2_PIX_FMT_QC08C: descr = "QCOM Compressed 8-bit Format"; break;
case V4L2_PIX_FMT_QC10C: descr = "QCOM Compressed 10-bit Format"; break;
case V4L2_PIX_FMT_AJPG: descr = "Aspeed JPEG"; break;
+ case V4L2_PIX_FMT_AV1_FRAME: descr = "AV1 Frame"; break;
+ case V4L2_PIX_FMT_MT2110T: descr = "Mediatek 10bit Tile Mode"; break;
+ case V4L2_PIX_FMT_MT2110R: descr = "Mediatek 10bit Raster Mode"; break;
+ case V4L2_PIX_FMT_HEXTILE: descr = "Hextile Compressed Format"; break;
+ case V4L2_PIX_FMT_PISP_COMP1_RGGB: descr = "PiSP 8b RGRG/GBGB mode1 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP1_GRBG: descr = "PiSP 8b GRGR/BGBG mode1 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP1_GBRG: descr = "PiSP 8b GBGB/RGRG mode1 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP1_BGGR: descr = "PiSP 8b BGBG/GRGR mode1 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP1_MONO: descr = "PiSP 8b monochrome mode1 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP2_RGGB: descr = "PiSP 8b RGRG/GBGB mode2 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP2_GRBG: descr = "PiSP 8b GRGR/BGBG mode2 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP2_GBRG: descr = "PiSP 8b GBGB/RGRG mode2 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP2_BGGR: descr = "PiSP 8b BGBG/GRGR mode2 compr"; break;
+ case V4L2_PIX_FMT_PISP_COMP2_MONO: descr = "PiSP 8b monochrome mode2 compr"; break;
default:
if (fmt->description[0])
return;
@@ -1511,13 +1568,29 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
}
}
+ if (fmt->type == V4L2_BUF_TYPE_META_CAPTURE) {
+ switch (fmt->pixelformat) {
+ case V4L2_META_FMT_GENERIC_8:
+ case V4L2_META_FMT_GENERIC_CSI2_10:
+ case V4L2_META_FMT_GENERIC_CSI2_12:
+ case V4L2_META_FMT_GENERIC_CSI2_14:
+ case V4L2_META_FMT_GENERIC_CSI2_16:
+ case V4L2_META_FMT_GENERIC_CSI2_20:
+ case V4L2_META_FMT_GENERIC_CSI2_24:
+ fmt->flags |= V4L2_FMT_FLAG_META_LINE_BASED;
+ break;
+ default:
+ fmt->flags &= ~V4L2_FMT_FLAG_META_LINE_BASED;
+ }
+ }
+
if (descr)
WARN_ON(strscpy(fmt->description, descr, sz) < 0);
fmt->flags |= flags;
}
-static int v4l_enum_fmt(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_enum_fmt(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vdev = video_devdata(file);
struct v4l2_fmtdesc *p = arg;
@@ -1547,12 +1620,12 @@ static int v4l_enum_fmt(const struct v4l2_ioctl_ops *ops,
if (unlikely(!ops->vidioc_enum_fmt_vid_cap))
break;
- ret = ops->vidioc_enum_fmt_vid_cap(file, fh, arg);
+ ret = ops->vidioc_enum_fmt_vid_cap(file, NULL, arg);
break;
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
if (unlikely(!ops->vidioc_enum_fmt_vid_overlay))
break;
- ret = ops->vidioc_enum_fmt_vid_overlay(file, fh, arg);
+ ret = ops->vidioc_enum_fmt_vid_overlay(file, NULL, arg);
break;
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
@@ -1564,27 +1637,27 @@ static int v4l_enum_fmt(const struct v4l2_ioctl_ops *ops,
if (unlikely(!ops->vidioc_enum_fmt_vid_out))
break;
- ret = ops->vidioc_enum_fmt_vid_out(file, fh, arg);
+ ret = ops->vidioc_enum_fmt_vid_out(file, NULL, arg);
break;
case V4L2_BUF_TYPE_SDR_CAPTURE:
if (unlikely(!ops->vidioc_enum_fmt_sdr_cap))
break;
- ret = ops->vidioc_enum_fmt_sdr_cap(file, fh, arg);
+ ret = ops->vidioc_enum_fmt_sdr_cap(file, NULL, arg);
break;
case V4L2_BUF_TYPE_SDR_OUTPUT:
if (unlikely(!ops->vidioc_enum_fmt_sdr_out))
break;
- ret = ops->vidioc_enum_fmt_sdr_out(file, fh, arg);
+ ret = ops->vidioc_enum_fmt_sdr_out(file, NULL, arg);
break;
case V4L2_BUF_TYPE_META_CAPTURE:
if (unlikely(!ops->vidioc_enum_fmt_meta_cap))
break;
- ret = ops->vidioc_enum_fmt_meta_cap(file, fh, arg);
+ ret = ops->vidioc_enum_fmt_meta_cap(file, NULL, arg);
break;
case V4L2_BUF_TYPE_META_OUTPUT:
if (unlikely(!ops->vidioc_enum_fmt_meta_out))
break;
- ret = ops->vidioc_enum_fmt_meta_out(file, fh, arg);
+ ret = ops->vidioc_enum_fmt_meta_out(file, NULL, arg);
break;
}
if (ret == 0)
@@ -1607,8 +1680,8 @@ static void v4l_pix_format_touch(struct v4l2_pix_format *p)
p->xfer_func = 0;
}
-static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_format *p = arg;
struct video_device *vfd = video_devdata(file);
@@ -1617,79 +1690,57 @@ static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops,
if (ret)
return ret;
- /*
- * fmt can't be cleared for these overlay types due to the 'clips'
- * 'clipcount' and 'bitmap' pointers in struct v4l2_window.
- * Those are provided by the user. So handle these two overlay types
- * first, and then just do a simple memset for the other types.
- */
- switch (p->type) {
- case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: {
- struct v4l2_clip *clips = p->fmt.win.clips;
- u32 clipcount = p->fmt.win.clipcount;
- void __user *bitmap = p->fmt.win.bitmap;
-
- memset(&p->fmt, 0, sizeof(p->fmt));
- p->fmt.win.clips = clips;
- p->fmt.win.clipcount = clipcount;
- p->fmt.win.bitmap = bitmap;
- break;
- }
- default:
- memset(&p->fmt, 0, sizeof(p->fmt));
- break;
- }
+ memset(&p->fmt, 0, sizeof(p->fmt));
switch (p->type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
if (unlikely(!ops->vidioc_g_fmt_vid_cap))
break;
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
- ret = ops->vidioc_g_fmt_vid_cap(file, fh, arg);
+ ret = ops->vidioc_g_fmt_vid_cap(file, NULL, arg);
/* just in case the driver zeroed it again */
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
if (vfd->vfl_type == VFL_TYPE_TOUCH)
v4l_pix_format_touch(&p->fmt.pix);
return ret;
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
- return ops->vidioc_g_fmt_vid_cap_mplane(file, fh, arg);
+ return ops->vidioc_g_fmt_vid_cap_mplane(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
- return ops->vidioc_g_fmt_vid_overlay(file, fh, arg);
+ return ops->vidioc_g_fmt_vid_overlay(file, NULL, arg);
case V4L2_BUF_TYPE_VBI_CAPTURE:
- return ops->vidioc_g_fmt_vbi_cap(file, fh, arg);
+ return ops->vidioc_g_fmt_vbi_cap(file, NULL, arg);
case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
- return ops->vidioc_g_fmt_sliced_vbi_cap(file, fh, arg);
+ return ops->vidioc_g_fmt_sliced_vbi_cap(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
if (unlikely(!ops->vidioc_g_fmt_vid_out))
break;
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
- ret = ops->vidioc_g_fmt_vid_out(file, fh, arg);
+ ret = ops->vidioc_g_fmt_vid_out(file, NULL, arg);
/* just in case the driver zeroed it again */
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
return ret;
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
- return ops->vidioc_g_fmt_vid_out_mplane(file, fh, arg);
+ return ops->vidioc_g_fmt_vid_out_mplane(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
- return ops->vidioc_g_fmt_vid_out_overlay(file, fh, arg);
+ return ops->vidioc_g_fmt_vid_out_overlay(file, NULL, arg);
case V4L2_BUF_TYPE_VBI_OUTPUT:
- return ops->vidioc_g_fmt_vbi_out(file, fh, arg);
+ return ops->vidioc_g_fmt_vbi_out(file, NULL, arg);
case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
- return ops->vidioc_g_fmt_sliced_vbi_out(file, fh, arg);
+ return ops->vidioc_g_fmt_sliced_vbi_out(file, NULL, arg);
case V4L2_BUF_TYPE_SDR_CAPTURE:
- return ops->vidioc_g_fmt_sdr_cap(file, fh, arg);
+ return ops->vidioc_g_fmt_sdr_cap(file, NULL, arg);
case V4L2_BUF_TYPE_SDR_OUTPUT:
- return ops->vidioc_g_fmt_sdr_out(file, fh, arg);
+ return ops->vidioc_g_fmt_sdr_out(file, NULL, arg);
case V4L2_BUF_TYPE_META_CAPTURE:
- return ops->vidioc_g_fmt_meta_cap(file, fh, arg);
+ return ops->vidioc_g_fmt_meta_cap(file, NULL, arg);
case V4L2_BUF_TYPE_META_OUTPUT:
- return ops->vidioc_g_fmt_meta_out(file, fh, arg);
+ return ops->vidioc_g_fmt_meta_out(file, NULL, arg);
}
return -EINVAL;
}
-static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_format *p = arg;
struct video_device *vfd = video_devdata(file);
@@ -1709,7 +1760,7 @@ static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops,
if (unlikely(!ops->vidioc_s_fmt_vid_cap))
break;
memset_after(p, 0, fmt.pix);
- ret = ops->vidioc_s_fmt_vid_cap(file, fh, arg);
+ ret = ops->vidioc_s_fmt_vid_cap(file, NULL, arg);
/* just in case the driver zeroed it again */
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
if (vfd->vfl_type == VFL_TYPE_TOUCH)
@@ -1722,27 +1773,30 @@ static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops,
for (i = 0; i < p->fmt.pix_mp.num_planes; i++)
memset_after(&p->fmt.pix_mp.plane_fmt[i],
0, bytesperline);
- return ops->vidioc_s_fmt_vid_cap_mplane(file, fh, arg);
+ return ops->vidioc_s_fmt_vid_cap_mplane(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
if (unlikely(!ops->vidioc_s_fmt_vid_overlay))
break;
memset_after(p, 0, fmt.win);
- return ops->vidioc_s_fmt_vid_overlay(file, fh, arg);
+ p->fmt.win.clips = NULL;
+ p->fmt.win.clipcount = 0;
+ p->fmt.win.bitmap = NULL;
+ return ops->vidioc_s_fmt_vid_overlay(file, NULL, arg);
case V4L2_BUF_TYPE_VBI_CAPTURE:
if (unlikely(!ops->vidioc_s_fmt_vbi_cap))
break;
memset_after(p, 0, fmt.vbi.flags);
- return ops->vidioc_s_fmt_vbi_cap(file, fh, arg);
+ return ops->vidioc_s_fmt_vbi_cap(file, NULL, arg);
case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
if (unlikely(!ops->vidioc_s_fmt_sliced_vbi_cap))
break;
memset_after(p, 0, fmt.sliced.io_size);
- return ops->vidioc_s_fmt_sliced_vbi_cap(file, fh, arg);
+ return ops->vidioc_s_fmt_sliced_vbi_cap(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
if (unlikely(!ops->vidioc_s_fmt_vid_out))
break;
memset_after(p, 0, fmt.pix);
- ret = ops->vidioc_s_fmt_vid_out(file, fh, arg);
+ ret = ops->vidioc_s_fmt_vid_out(file, NULL, arg);
/* just in case the driver zeroed it again */
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
return ret;
@@ -1753,48 +1807,51 @@ static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops,
for (i = 0; i < p->fmt.pix_mp.num_planes; i++)
memset_after(&p->fmt.pix_mp.plane_fmt[i],
0, bytesperline);
- return ops->vidioc_s_fmt_vid_out_mplane(file, fh, arg);
+ return ops->vidioc_s_fmt_vid_out_mplane(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
if (unlikely(!ops->vidioc_s_fmt_vid_out_overlay))
break;
memset_after(p, 0, fmt.win);
- return ops->vidioc_s_fmt_vid_out_overlay(file, fh, arg);
+ p->fmt.win.clips = NULL;
+ p->fmt.win.clipcount = 0;
+ p->fmt.win.bitmap = NULL;
+ return ops->vidioc_s_fmt_vid_out_overlay(file, NULL, arg);
case V4L2_BUF_TYPE_VBI_OUTPUT:
if (unlikely(!ops->vidioc_s_fmt_vbi_out))
break;
memset_after(p, 0, fmt.vbi.flags);
- return ops->vidioc_s_fmt_vbi_out(file, fh, arg);
+ return ops->vidioc_s_fmt_vbi_out(file, NULL, arg);
case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
if (unlikely(!ops->vidioc_s_fmt_sliced_vbi_out))
break;
memset_after(p, 0, fmt.sliced.io_size);
- return ops->vidioc_s_fmt_sliced_vbi_out(file, fh, arg);
+ return ops->vidioc_s_fmt_sliced_vbi_out(file, NULL, arg);
case V4L2_BUF_TYPE_SDR_CAPTURE:
if (unlikely(!ops->vidioc_s_fmt_sdr_cap))
break;
memset_after(p, 0, fmt.sdr.buffersize);
- return ops->vidioc_s_fmt_sdr_cap(file, fh, arg);
+ return ops->vidioc_s_fmt_sdr_cap(file, NULL, arg);
case V4L2_BUF_TYPE_SDR_OUTPUT:
if (unlikely(!ops->vidioc_s_fmt_sdr_out))
break;
memset_after(p, 0, fmt.sdr.buffersize);
- return ops->vidioc_s_fmt_sdr_out(file, fh, arg);
+ return ops->vidioc_s_fmt_sdr_out(file, NULL, arg);
case V4L2_BUF_TYPE_META_CAPTURE:
if (unlikely(!ops->vidioc_s_fmt_meta_cap))
break;
memset_after(p, 0, fmt.meta);
- return ops->vidioc_s_fmt_meta_cap(file, fh, arg);
+ return ops->vidioc_s_fmt_meta_cap(file, NULL, arg);
case V4L2_BUF_TYPE_META_OUTPUT:
if (unlikely(!ops->vidioc_s_fmt_meta_out))
break;
memset_after(p, 0, fmt.meta);
- return ops->vidioc_s_fmt_meta_out(file, fh, arg);
+ return ops->vidioc_s_fmt_meta_out(file, NULL, arg);
}
return -EINVAL;
}
-static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_format *p = arg;
struct video_device *vfd = video_devdata(file);
@@ -1811,7 +1868,7 @@ static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops,
if (unlikely(!ops->vidioc_try_fmt_vid_cap))
break;
memset_after(p, 0, fmt.pix);
- ret = ops->vidioc_try_fmt_vid_cap(file, fh, arg);
+ ret = ops->vidioc_try_fmt_vid_cap(file, NULL, arg);
/* just in case the driver zeroed it again */
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
if (vfd->vfl_type == VFL_TYPE_TOUCH)
@@ -1824,27 +1881,30 @@ static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops,
for (i = 0; i < p->fmt.pix_mp.num_planes; i++)
memset_after(&p->fmt.pix_mp.plane_fmt[i],
0, bytesperline);
- return ops->vidioc_try_fmt_vid_cap_mplane(file, fh, arg);
+ return ops->vidioc_try_fmt_vid_cap_mplane(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
if (unlikely(!ops->vidioc_try_fmt_vid_overlay))
break;
memset_after(p, 0, fmt.win);
- return ops->vidioc_try_fmt_vid_overlay(file, fh, arg);
+ p->fmt.win.clips = NULL;
+ p->fmt.win.clipcount = 0;
+ p->fmt.win.bitmap = NULL;
+ return ops->vidioc_try_fmt_vid_overlay(file, NULL, arg);
case V4L2_BUF_TYPE_VBI_CAPTURE:
if (unlikely(!ops->vidioc_try_fmt_vbi_cap))
break;
memset_after(p, 0, fmt.vbi.flags);
- return ops->vidioc_try_fmt_vbi_cap(file, fh, arg);
+ return ops->vidioc_try_fmt_vbi_cap(file, NULL, arg);
case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
if (unlikely(!ops->vidioc_try_fmt_sliced_vbi_cap))
break;
memset_after(p, 0, fmt.sliced.io_size);
- return ops->vidioc_try_fmt_sliced_vbi_cap(file, fh, arg);
+ return ops->vidioc_try_fmt_sliced_vbi_cap(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OUTPUT:
if (unlikely(!ops->vidioc_try_fmt_vid_out))
break;
memset_after(p, 0, fmt.pix);
- ret = ops->vidioc_try_fmt_vid_out(file, fh, arg);
+ ret = ops->vidioc_try_fmt_vid_out(file, NULL, arg);
/* just in case the driver zeroed it again */
p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
return ret;
@@ -1855,60 +1915,63 @@ static int v4l_try_fmt(const struct v4l2_ioctl_ops *ops,
for (i = 0; i < p->fmt.pix_mp.num_planes; i++)
memset_after(&p->fmt.pix_mp.plane_fmt[i],
0, bytesperline);
- return ops->vidioc_try_fmt_vid_out_mplane(file, fh, arg);
+ return ops->vidioc_try_fmt_vid_out_mplane(file, NULL, arg);
case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY:
if (unlikely(!ops->vidioc_try_fmt_vid_out_overlay))
break;
memset_after(p, 0, fmt.win);
- return ops->vidioc_try_fmt_vid_out_overlay(file, fh, arg);
+ p->fmt.win.clips = NULL;
+ p->fmt.win.clipcount = 0;
+ p->fmt.win.bitmap = NULL;
+ return ops->vidioc_try_fmt_vid_out_overlay(file, NULL, arg);
case V4L2_BUF_TYPE_VBI_OUTPUT:
if (unlikely(!ops->vidioc_try_fmt_vbi_out))
break;
memset_after(p, 0, fmt.vbi.flags);
- return ops->vidioc_try_fmt_vbi_out(file, fh, arg);
+ return ops->vidioc_try_fmt_vbi_out(file, NULL, arg);
case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
if (unlikely(!ops->vidioc_try_fmt_sliced_vbi_out))
break;
memset_after(p, 0, fmt.sliced.io_size);
- return ops->vidioc_try_fmt_sliced_vbi_out(file, fh, arg);
+ return ops->vidioc_try_fmt_sliced_vbi_out(file, NULL, arg);
case V4L2_BUF_TYPE_SDR_CAPTURE:
if (unlikely(!ops->vidioc_try_fmt_sdr_cap))
break;
memset_after(p, 0, fmt.sdr.buffersize);
- return ops->vidioc_try_fmt_sdr_cap(file, fh, arg);
+ return ops->vidioc_try_fmt_sdr_cap(file, NULL, arg);
case V4L2_BUF_TYPE_SDR_OUTPUT:
if (unlikely(!ops->vidioc_try_fmt_sdr_out))
break;
memset_after(p, 0, fmt.sdr.buffersize);
- return ops->vidioc_try_fmt_sdr_out(file, fh, arg);
+ return ops->vidioc_try_fmt_sdr_out(file, NULL, arg);
case V4L2_BUF_TYPE_META_CAPTURE:
if (unlikely(!ops->vidioc_try_fmt_meta_cap))
break;
memset_after(p, 0, fmt.meta);
- return ops->vidioc_try_fmt_meta_cap(file, fh, arg);
+ return ops->vidioc_try_fmt_meta_cap(file, NULL, arg);
case V4L2_BUF_TYPE_META_OUTPUT:
if (unlikely(!ops->vidioc_try_fmt_meta_out))
break;
memset_after(p, 0, fmt.meta);
- return ops->vidioc_try_fmt_meta_out(file, fh, arg);
+ return ops->vidioc_try_fmt_meta_out(file, NULL, arg);
}
return -EINVAL;
}
-static int v4l_streamon(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_streamon(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
- return ops->vidioc_streamon(file, fh, *(unsigned int *)arg);
+ return ops->vidioc_streamon(file, NULL, *(unsigned int *)arg);
}
-static int v4l_streamoff(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_streamoff(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
- return ops->vidioc_streamoff(file, fh, *(unsigned int *)arg);
+ return ops->vidioc_streamoff(file, NULL, *(unsigned int *)arg);
}
-static int v4l_g_tuner(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_tuner(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_tuner *p = arg;
@@ -1916,14 +1979,14 @@ static int v4l_g_tuner(const struct v4l2_ioctl_ops *ops,
p->type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
- err = ops->vidioc_g_tuner(file, fh, p);
+ err = ops->vidioc_g_tuner(file, NULL, p);
if (!err)
p->capability |= V4L2_TUNER_CAP_FREQ_BANDS;
return err;
}
-static int v4l_s_tuner(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_tuner(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_tuner *p = arg;
@@ -1934,11 +1997,11 @@ static int v4l_s_tuner(const struct v4l2_ioctl_ops *ops,
return ret;
p->type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
- return ops->vidioc_s_tuner(file, fh, p);
+ return ops->vidioc_s_tuner(file, NULL, p);
}
static int v4l_g_modulator(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_modulator *p = arg;
@@ -1947,14 +2010,14 @@ static int v4l_g_modulator(const struct v4l2_ioctl_ops *ops,
if (vfd->vfl_type == VFL_TYPE_RADIO)
p->type = V4L2_TUNER_RADIO;
- err = ops->vidioc_g_modulator(file, fh, p);
+ err = ops->vidioc_g_modulator(file, NULL, p);
if (!err)
p->capability |= V4L2_TUNER_CAP_FREQ_BANDS;
return err;
}
static int v4l_s_modulator(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_modulator *p = arg;
@@ -1962,11 +2025,11 @@ static int v4l_s_modulator(const struct v4l2_ioctl_ops *ops,
if (vfd->vfl_type == VFL_TYPE_RADIO)
p->type = V4L2_TUNER_RADIO;
- return ops->vidioc_s_modulator(file, fh, p);
+ return ops->vidioc_s_modulator(file, NULL, p);
}
static int v4l_g_frequency(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_frequency *p = arg;
@@ -1976,11 +2039,11 @@ static int v4l_g_frequency(const struct v4l2_ioctl_ops *ops,
else
p->type = (vfd->vfl_type == VFL_TYPE_RADIO) ?
V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
- return ops->vidioc_g_frequency(file, fh, p);
+ return ops->vidioc_g_frequency(file, NULL, p);
}
static int v4l_s_frequency(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
const struct v4l2_frequency *p = arg;
@@ -1999,11 +2062,11 @@ static int v4l_s_frequency(const struct v4l2_ioctl_ops *ops,
if (type != p->type)
return -EINVAL;
}
- return ops->vidioc_s_frequency(file, fh, p);
+ return ops->vidioc_s_frequency(file, NULL, p);
}
-static int v4l_enumstd(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_enumstd(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_standard *p = arg;
@@ -2011,8 +2074,8 @@ static int v4l_enumstd(const struct v4l2_ioctl_ops *ops,
return v4l_video_std_enumstd(p, vfd->tvnorms);
}
-static int v4l_s_std(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_std(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
v4l2_std_id id = *(v4l2_std_id *)arg, norm;
@@ -2026,11 +2089,11 @@ static int v4l_s_std(const struct v4l2_ioctl_ops *ops,
return -EINVAL;
/* Calls the specific handler */
- return ops->vidioc_s_std(file, fh, norm);
+ return ops->vidioc_s_std(file, NULL, norm);
}
-static int v4l_querystd(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_querystd(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
v4l2_std_id *p = arg;
@@ -2048,11 +2111,11 @@ static int v4l_querystd(const struct v4l2_ioctl_ops *ops,
* their efforts to improve the standards detection.
*/
*p = vfd->tvnorms;
- return ops->vidioc_querystd(file, fh, arg);
+ return ops->vidioc_querystd(file, NULL, arg);
}
static int v4l_s_hw_freq_seek(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_hw_freq_seek *p = arg;
@@ -2070,18 +2133,28 @@ static int v4l_s_hw_freq_seek(const struct v4l2_ioctl_ops *ops,
V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
if (p->type != type)
return -EINVAL;
- return ops->vidioc_s_hw_freq_seek(file, fh, p);
+ return ops->vidioc_s_hw_freq_seek(file, NULL, p);
+}
+
+static int v4l_s_fbuf(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
+{
+ struct v4l2_framebuffer *p = arg;
+
+ p->base = NULL;
+ return ops->vidioc_s_fbuf(file, NULL, p);
}
-static int v4l_overlay(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_overlay(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
- return ops->vidioc_overlay(file, fh, *(unsigned int *)arg);
+ return ops->vidioc_overlay(file, NULL, *(unsigned int *)arg);
}
-static int v4l_reqbufs(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_reqbufs(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
+ struct video_device *vfd = video_devdata(file);
struct v4l2_requestbuffers *p = arg;
int ret = check_fmt(file, p->type);
@@ -2090,39 +2163,44 @@ static int v4l_reqbufs(const struct v4l2_ioctl_ops *ops,
memset_after(p, 0, flags);
- return ops->vidioc_reqbufs(file, fh, p);
+ p->capabilities = 0;
+ if (is_valid_ioctl(vfd, VIDIOC_REMOVE_BUFS))
+ p->capabilities = V4L2_BUF_CAP_SUPPORTS_REMOVE_BUFS;
+
+ return ops->vidioc_reqbufs(file, NULL, p);
}
-static int v4l_querybuf(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_querybuf(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_buffer *p = arg;
int ret = check_fmt(file, p->type);
- return ret ? ret : ops->vidioc_querybuf(file, fh, p);
+ return ret ? ret : ops->vidioc_querybuf(file, NULL, p);
}
-static int v4l_qbuf(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_qbuf(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_buffer *p = arg;
int ret = check_fmt(file, p->type);
- return ret ? ret : ops->vidioc_qbuf(file, fh, p);
+ return ret ? ret : ops->vidioc_qbuf(file, NULL, p);
}
-static int v4l_dqbuf(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_dqbuf(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_buffer *p = arg;
int ret = check_fmt(file, p->type);
- return ret ? ret : ops->vidioc_dqbuf(file, fh, p);
+ return ret ? ret : ops->vidioc_dqbuf(file, NULL, p);
}
static int v4l_create_bufs(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
+ struct video_device *vfd = video_devdata(file);
struct v4l2_create_buffers *create = arg;
int ret = check_fmt(file, create->format.type);
@@ -2133,7 +2211,11 @@ static int v4l_create_bufs(const struct v4l2_ioctl_ops *ops,
v4l_sanitize_format(&create->format);
- ret = ops->vidioc_create_bufs(file, fh, create);
+ create->capabilities = 0;
+ if (is_valid_ioctl(vfd, VIDIOC_REMOVE_BUFS))
+ create->capabilities = V4L2_BUF_CAP_SUPPORTS_REMOVE_BUFS;
+
+ ret = ops->vidioc_create_bufs(file, NULL, create);
if (create->format.type == V4L2_BUF_TYPE_VIDEO_CAPTURE ||
create->format.type == V4L2_BUF_TYPE_VIDEO_OUTPUT)
@@ -2143,16 +2225,27 @@ static int v4l_create_bufs(const struct v4l2_ioctl_ops *ops,
}
static int v4l_prepare_buf(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct v4l2_buffer *b = arg;
int ret = check_fmt(file, b->type);
- return ret ? ret : ops->vidioc_prepare_buf(file, fh, b);
+ return ret ? ret : ops->vidioc_prepare_buf(file, NULL, b);
+}
+
+static int v4l_remove_bufs(const struct v4l2_ioctl_ops *ops,
+ struct file *file, void *arg)
+{
+ struct v4l2_remove_buffers *remove = arg;
+
+ if (ops->vidioc_remove_bufs)
+ return ops->vidioc_remove_bufs(file, NULL, remove);
+
+ return -ENOTTY;
}
-static int v4l_g_parm(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_parm(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_streamparm *p = arg;
@@ -2162,20 +2255,20 @@ static int v4l_g_parm(const struct v4l2_ioctl_ops *ops,
if (ret)
return ret;
if (ops->vidioc_g_parm)
- return ops->vidioc_g_parm(file, fh, p);
+ return ops->vidioc_g_parm(file, NULL, p);
if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
return -EINVAL;
if (vfd->device_caps & V4L2_CAP_READWRITE)
p->parm.capture.readbuffers = 2;
- ret = ops->vidioc_g_std(file, fh, &std);
+ ret = ops->vidioc_g_std(file, NULL, &std);
if (ret == 0)
v4l2_video_std_frame_period(std, &p->parm.capture.timeperframe);
return ret;
}
-static int v4l_s_parm(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_parm(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct v4l2_streamparm *p = arg;
int ret = check_fmt(file, p->type);
@@ -2195,67 +2288,72 @@ static int v4l_s_parm(const struct v4l2_ioctl_ops *ops,
p->parm.capture.extendedmode = 0;
p->parm.capture.capturemode &= V4L2_MODE_HIGHQUALITY;
}
- return ops->vidioc_s_parm(file, fh, p);
+ return ops->vidioc_s_parm(file, NULL, p);
}
-static int v4l_queryctrl(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_queryctrl(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
+ struct v4l2_query_ext_ctrl qec = {};
struct v4l2_queryctrl *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
+ int ret;
if (vfh && vfh->ctrl_handler)
return v4l2_queryctrl(vfh->ctrl_handler, p);
if (vfd->ctrl_handler)
return v4l2_queryctrl(vfd->ctrl_handler, p);
- if (ops->vidioc_queryctrl)
- return ops->vidioc_queryctrl(file, fh, p);
- return -ENOTTY;
+ if (!ops->vidioc_query_ext_ctrl)
+ return -ENOTTY;
+
+ /* Simulate query_ext_ctr using query_ctrl. */
+ qec.id = p->id;
+ ret = ops->vidioc_query_ext_ctrl(file, NULL, &qec);
+ if (ret)
+ return ret;
+ v4l2_query_ext_ctrl_to_v4l2_queryctrl(p, &qec);
+ return ret;
}
static int v4l_query_ext_ctrl(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_query_ext_ctrl *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
if (vfh && vfh->ctrl_handler)
return v4l2_query_ext_ctrl(vfh->ctrl_handler, p);
if (vfd->ctrl_handler)
return v4l2_query_ext_ctrl(vfd->ctrl_handler, p);
if (ops->vidioc_query_ext_ctrl)
- return ops->vidioc_query_ext_ctrl(file, fh, p);
+ return ops->vidioc_query_ext_ctrl(file, NULL, p);
return -ENOTTY;
}
-static int v4l_querymenu(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_querymenu(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_querymenu *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
if (vfh && vfh->ctrl_handler)
return v4l2_querymenu(vfh->ctrl_handler, p);
if (vfd->ctrl_handler)
return v4l2_querymenu(vfd->ctrl_handler, p);
if (ops->vidioc_querymenu)
- return ops->vidioc_querymenu(file, fh, p);
+ return ops->vidioc_querymenu(file, NULL, p);
return -ENOTTY;
}
-static int v4l_g_ctrl(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_ctrl(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_control *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
struct v4l2_ext_controls ctrls;
struct v4l2_ext_control ctrl;
@@ -2263,8 +2361,6 @@ static int v4l_g_ctrl(const struct v4l2_ioctl_ops *ops,
return v4l2_g_ctrl(vfh->ctrl_handler, p);
if (vfd->ctrl_handler)
return v4l2_g_ctrl(vfd->ctrl_handler, p);
- if (ops->vidioc_g_ctrl)
- return ops->vidioc_g_ctrl(file, fh, p);
if (ops->vidioc_g_ext_ctrls == NULL)
return -ENOTTY;
@@ -2274,7 +2370,7 @@ static int v4l_g_ctrl(const struct v4l2_ioctl_ops *ops,
ctrl.id = p->id;
ctrl.value = p->value;
if (check_ext_ctrls(&ctrls, VIDIOC_G_CTRL)) {
- int ret = ops->vidioc_g_ext_ctrls(file, fh, &ctrls);
+ int ret = ops->vidioc_g_ext_ctrls(file, NULL, &ctrls);
if (ret == 0)
p->value = ctrl.value;
@@ -2283,13 +2379,12 @@ static int v4l_g_ctrl(const struct v4l2_ioctl_ops *ops,
return -EINVAL;
}
-static int v4l_s_ctrl(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_ctrl(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_control *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
struct v4l2_ext_controls ctrls;
struct v4l2_ext_control ctrl;
int ret;
@@ -2298,8 +2393,6 @@ static int v4l_s_ctrl(const struct v4l2_ioctl_ops *ops,
return v4l2_s_ctrl(vfh, vfh->ctrl_handler, p);
if (vfd->ctrl_handler)
return v4l2_s_ctrl(NULL, vfd->ctrl_handler, p);
- if (ops->vidioc_s_ctrl)
- return ops->vidioc_s_ctrl(file, fh, p);
if (ops->vidioc_s_ext_ctrls == NULL)
return -ENOTTY;
@@ -2310,18 +2403,17 @@ static int v4l_s_ctrl(const struct v4l2_ioctl_ops *ops,
ctrl.value = p->value;
if (!check_ext_ctrls(&ctrls, VIDIOC_S_CTRL))
return -EINVAL;
- ret = ops->vidioc_s_ext_ctrls(file, fh, &ctrls);
+ ret = ops->vidioc_s_ext_ctrls(file, NULL, &ctrls);
p->value = ctrl.value;
return ret;
}
static int v4l_g_ext_ctrls(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_ext_controls *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
p->error_idx = p->count;
if (vfh && vfh->ctrl_handler)
@@ -2333,16 +2425,15 @@ static int v4l_g_ext_ctrls(const struct v4l2_ioctl_ops *ops,
if (ops->vidioc_g_ext_ctrls == NULL)
return -ENOTTY;
return check_ext_ctrls(p, VIDIOC_G_EXT_CTRLS) ?
- ops->vidioc_g_ext_ctrls(file, fh, p) : -EINVAL;
+ ops->vidioc_g_ext_ctrls(file, NULL, p) : -EINVAL;
}
static int v4l_s_ext_ctrls(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_ext_controls *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
p->error_idx = p->count;
if (vfh && vfh->ctrl_handler)
@@ -2354,16 +2445,15 @@ static int v4l_s_ext_ctrls(const struct v4l2_ioctl_ops *ops,
if (ops->vidioc_s_ext_ctrls == NULL)
return -ENOTTY;
return check_ext_ctrls(p, VIDIOC_S_EXT_CTRLS) ?
- ops->vidioc_s_ext_ctrls(file, fh, p) : -EINVAL;
+ ops->vidioc_s_ext_ctrls(file, NULL, p) : -EINVAL;
}
static int v4l_try_ext_ctrls(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_ext_controls *p = arg;
- struct v4l2_fh *vfh =
- test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags) ? fh : NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
p->error_idx = p->count;
if (vfh && vfh->ctrl_handler)
@@ -2375,7 +2465,7 @@ static int v4l_try_ext_ctrls(const struct v4l2_ioctl_ops *ops,
if (ops->vidioc_try_ext_ctrls == NULL)
return -ENOTTY;
return check_ext_ctrls(p, VIDIOC_TRY_EXT_CTRLS) ?
- ops->vidioc_try_ext_ctrls(file, fh, p) : -EINVAL;
+ ops->vidioc_try_ext_ctrls(file, NULL, p) : -EINVAL;
}
/*
@@ -2388,7 +2478,7 @@ static int v4l_try_ext_ctrls(const struct v4l2_ioctl_ops *ops,
* type and drivers don't need to check for both.
*/
static int v4l_g_selection(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct v4l2_selection *p = arg;
u32 old_type = p->type;
@@ -2398,13 +2488,13 @@ static int v4l_g_selection(const struct v4l2_ioctl_ops *ops,
p->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
else if (p->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
p->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
- ret = ops->vidioc_g_selection(file, fh, p);
+ ret = ops->vidioc_g_selection(file, NULL, p);
p->type = old_type;
return ret;
}
static int v4l_s_selection(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct v4l2_selection *p = arg;
u32 old_type = p->type;
@@ -2414,13 +2504,13 @@ static int v4l_s_selection(const struct v4l2_ioctl_ops *ops,
p->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
else if (p->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
p->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
- ret = ops->vidioc_s_selection(file, fh, p);
+ ret = ops->vidioc_s_selection(file, NULL, p);
p->type = old_type;
return ret;
}
-static int v4l_g_crop(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_g_crop(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_crop *p = arg;
@@ -2441,7 +2531,7 @@ static int v4l_g_crop(const struct v4l2_ioctl_ops *ops,
s.target = s.target == V4L2_SEL_TGT_COMPOSE ?
V4L2_SEL_TGT_CROP : V4L2_SEL_TGT_COMPOSE;
- ret = v4l_g_selection(ops, file, fh, &s);
+ ret = v4l_g_selection(ops, file, &s);
/* copying results to old structure on success */
if (!ret)
@@ -2449,8 +2539,8 @@ static int v4l_g_crop(const struct v4l2_ioctl_ops *ops,
return ret;
}
-static int v4l_s_crop(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_s_crop(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_crop *p = arg;
@@ -2471,11 +2561,11 @@ static int v4l_s_crop(const struct v4l2_ioctl_ops *ops,
s.target = s.target == V4L2_SEL_TGT_COMPOSE ?
V4L2_SEL_TGT_CROP : V4L2_SEL_TGT_COMPOSE;
- return v4l_s_selection(ops, file, fh, &s);
+ return v4l_s_selection(ops, file, &s);
}
-static int v4l_cropcap(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_cropcap(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_cropcap *p = arg;
@@ -2499,7 +2589,7 @@ static int v4l_cropcap(const struct v4l2_ioctl_ops *ops,
return -ENOTTY;
if (ops->vidioc_g_pixelaspect)
- ret = ops->vidioc_g_pixelaspect(file, fh, s.type,
+ ret = ops->vidioc_g_pixelaspect(file, NULL, s.type,
&p->pixelaspect);
/*
@@ -2521,7 +2611,7 @@ static int v4l_cropcap(const struct v4l2_ioctl_ops *ops,
s.target = s.target == V4L2_SEL_TGT_COMPOSE_BOUNDS ?
V4L2_SEL_TGT_CROP_BOUNDS : V4L2_SEL_TGT_COMPOSE_BOUNDS;
- ret = v4l_g_selection(ops, file, fh, &s);
+ ret = v4l_g_selection(ops, file, &s);
if (ret)
return ret;
p->bounds = s.r;
@@ -2532,7 +2622,7 @@ static int v4l_cropcap(const struct v4l2_ioctl_ops *ops,
else
s.target = V4L2_SEL_TGT_CROP_DEFAULT;
- ret = v4l_g_selection(ops, file, fh, &s);
+ ret = v4l_g_selection(ops, file, &s);
if (ret)
return ret;
p->defrect = s.r;
@@ -2540,8 +2630,8 @@ static int v4l_cropcap(const struct v4l2_ioctl_ops *ops,
return 0;
}
-static int v4l_log_status(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_log_status(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
struct video_device *vfd = video_devdata(file);
int ret;
@@ -2549,7 +2639,7 @@ static int v4l_log_status(const struct v4l2_ioctl_ops *ops,
if (vfd->v4l2_dev)
pr_info("%s: ================= START STATUS =================\n",
vfd->v4l2_dev->name);
- ret = ops->vidioc_log_status(file, fh);
+ ret = ops->vidioc_log_status(file, NULL);
if (vfd->v4l2_dev)
pr_info("%s: ================== END STATUS ==================\n",
vfd->v4l2_dev->name);
@@ -2557,7 +2647,7 @@ static int v4l_log_status(const struct v4l2_ioctl_ops *ops,
}
static int v4l_dbg_g_register(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
struct v4l2_dbg_register *p = arg;
@@ -2577,7 +2667,7 @@ static int v4l_dbg_g_register(const struct v4l2_ioctl_ops *ops,
}
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 ops->vidioc_g_register(file, NULL, p);
return -EINVAL;
#else
return -ENOTTY;
@@ -2585,7 +2675,7 @@ static int v4l_dbg_g_register(const struct v4l2_ioctl_ops *ops,
}
static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
const struct v4l2_dbg_register *p = arg;
@@ -2605,7 +2695,7 @@ static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops,
}
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 ops->vidioc_s_register(file, NULL, p);
return -EINVAL;
#else
return -ENOTTY;
@@ -2613,7 +2703,7 @@ static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops,
}
static int v4l_dbg_g_chip_info(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
struct video_device *vfd = video_devdata(file);
@@ -2629,7 +2719,7 @@ static int v4l_dbg_g_chip_info(const struct v4l2_ioctl_ops *ops,
p->flags |= V4L2_CHIP_FL_READABLE;
strscpy(p->name, vfd->v4l2_dev->name, sizeof(p->name));
if (ops->vidioc_g_chip_info)
- return ops->vidioc_g_chip_info(file, fh, arg);
+ return ops->vidioc_g_chip_info(file, NULL, arg);
if (p->match.addr)
return -EINVAL;
return 0;
@@ -2655,26 +2745,32 @@ static int v4l_dbg_g_chip_info(const struct v4l2_ioctl_ops *ops,
#endif
}
-static int v4l_dqevent(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+static int v4l_dqevent(const struct v4l2_ioctl_ops *ops, struct file *file,
+ void *arg)
{
- return v4l2_event_dequeue(fh, arg, file->f_flags & O_NONBLOCK);
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
+
+ return v4l2_event_dequeue(vfh, arg, file->f_flags & O_NONBLOCK);
}
static int v4l_subscribe_event(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
- return ops->vidioc_subscribe_event(fh, arg);
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
+
+ return ops->vidioc_subscribe_event(vfh, arg);
}
static int v4l_unsubscribe_event(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
- return ops->vidioc_unsubscribe_event(fh, arg);
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
+
+ return ops->vidioc_unsubscribe_event(vfh, arg);
}
static int v4l_g_sliced_vbi_cap(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct v4l2_sliced_vbi_cap *p = arg;
int ret = check_fmt(file, p->type);
@@ -2685,11 +2781,11 @@ static int v4l_g_sliced_vbi_cap(const struct v4l2_ioctl_ops *ops,
/* Clear up to type, everything after type is zeroed already */
memset(p, 0, offsetof(struct v4l2_sliced_vbi_cap, type));
- return ops->vidioc_g_sliced_vbi_cap(file, fh, p);
+ return ops->vidioc_g_sliced_vbi_cap(file, NULL, p);
}
static int v4l_enum_freq_bands(const struct v4l2_ioctl_ops *ops,
- struct file *file, void *fh, void *arg)
+ struct file *file, void *arg)
{
struct video_device *vfd = video_devdata(file);
struct v4l2_frequency_band *p = arg;
@@ -2707,7 +2803,7 @@ static int v4l_enum_freq_bands(const struct v4l2_ioctl_ops *ops,
return -EINVAL;
}
if (ops->vidioc_enum_freq_bands) {
- err = ops->vidioc_enum_freq_bands(file, fh, p);
+ err = ops->vidioc_enum_freq_bands(file, NULL, p);
if (err != -ENOTTY)
return err;
}
@@ -2719,7 +2815,7 @@ static int v4l_enum_freq_bands(const struct v4l2_ioctl_ops *ops,
if (p->index)
return -EINVAL;
- err = ops->vidioc_g_tuner(file, fh, &t);
+ err = ops->vidioc_g_tuner(file, NULL, &t);
if (err)
return err;
p->capability = t.capability | V4L2_TUNER_CAP_FREQ_BANDS;
@@ -2738,14 +2834,13 @@ static int v4l_enum_freq_bands(const struct v4l2_ioctl_ops *ops,
return -EINVAL;
if (p->index)
return -EINVAL;
- err = ops->vidioc_g_modulator(file, fh, &m);
+ err = ops->vidioc_g_modulator(file, NULL, &m);
if (err)
return err;
p->capability = m.capability | V4L2_TUNER_CAP_FREQ_BANDS;
p->rangelow = m.rangelow;
p->rangehigh = m.rangehigh;
- p->modulation = (type == V4L2_TUNER_RADIO) ?
- V4L2_BAND_MODULATION_FM : V4L2_BAND_MODULATION_VSB;
+ p->modulation = V4L2_BAND_MODULATION_FM;
return 0;
}
return -ENOTTY;
@@ -2756,7 +2851,7 @@ struct v4l2_ioctl_info {
u32 flags;
const char * const name;
int (*func)(const struct v4l2_ioctl_ops *ops, struct file *file,
- void *fh, void *p);
+ void *p);
void (*debug)(const void *arg, bool write_only);
};
@@ -2777,9 +2872,9 @@ struct v4l2_ioctl_info {
#define DEFINE_V4L_STUB_FUNC(_vidioc) \
static int v4l_stub_ ## _vidioc( \
const struct v4l2_ioctl_ops *ops, \
- struct file *file, void *fh, void *p) \
+ struct file *file, void *p) \
{ \
- return ops->vidioc_ ## _vidioc(file, fh, p); \
+ return ops->vidioc_ ## _vidioc(file, NULL, p); \
}
#define IOCTL_INFO(_ioctl, _func, _debug, _flags) \
@@ -2792,7 +2887,6 @@ struct v4l2_ioctl_info {
}
DEFINE_V4L_STUB_FUNC(g_fbuf)
-DEFINE_V4L_STUB_FUNC(s_fbuf)
DEFINE_V4L_STUB_FUNC(expbuf)
DEFINE_V4L_STUB_FUNC(g_std)
DEFINE_V4L_STUB_FUNC(g_audio)
@@ -2826,7 +2920,7 @@ static const struct v4l2_ioctl_info v4l2_ioctls[] = {
IOCTL_INFO(VIDIOC_REQBUFS, v4l_reqbufs, v4l_print_requestbuffers, INFO_FL_PRIO | INFO_FL_QUEUE),
IOCTL_INFO(VIDIOC_QUERYBUF, v4l_querybuf, v4l_print_buffer, INFO_FL_QUEUE | INFO_FL_CLEAR(v4l2_buffer, length)),
IOCTL_INFO(VIDIOC_G_FBUF, v4l_stub_g_fbuf, v4l_print_framebuffer, 0),
- IOCTL_INFO(VIDIOC_S_FBUF, v4l_stub_s_fbuf, v4l_print_framebuffer, INFO_FL_PRIO),
+ IOCTL_INFO(VIDIOC_S_FBUF, v4l_s_fbuf, v4l_print_framebuffer, INFO_FL_PRIO),
IOCTL_INFO(VIDIOC_OVERLAY, v4l_overlay, v4l_print_u32, INFO_FL_PRIO),
IOCTL_INFO(VIDIOC_QBUF, v4l_qbuf, v4l_print_buffer, INFO_FL_QUEUE),
IOCTL_INFO(VIDIOC_EXPBUF, v4l_stub_expbuf, v4l_print_exportbuffer, INFO_FL_QUEUE | INFO_FL_CLEAR(v4l2_exportbuffer, flags)),
@@ -2901,6 +2995,7 @@ static const struct v4l2_ioctl_info v4l2_ioctls[] = {
IOCTL_INFO(VIDIOC_ENUM_FREQ_BANDS, v4l_enum_freq_bands, v4l_print_freq_band, 0),
IOCTL_INFO(VIDIOC_DBG_G_CHIP_INFO, v4l_dbg_g_chip_info, v4l_print_dbg_chip_info, INFO_FL_CLEAR(v4l2_dbg_chip_info, match)),
IOCTL_INFO(VIDIOC_QUERY_EXT_CTRL, v4l_query_ext_ctrl, v4l_print_query_ext_ctrl, INFO_FL_CTRL | INFO_FL_CLEAR(v4l2_query_ext_ctrl, id)),
+ IOCTL_INFO(VIDIOC_REMOVE_BUFS, v4l_remove_bufs, v4l_print_remove_buffers, INFO_FL_PRIO | INFO_FL_QUEUE | INFO_FL_CLEAR(v4l2_remove_buffers, type)),
};
#define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls)
@@ -2942,7 +3037,7 @@ void v4l_printk_ioctl(const char *prefix, unsigned int cmd)
type = "v4l2_int";
break;
case 'V':
- if (_IOC_NR(cmd) >= V4L2_IOCTLS) {
+ if (!v4l2_is_known_ioctl(cmd)) {
type = "v4l2";
break;
}
@@ -2975,8 +3070,7 @@ static long __video_do_ioctl(struct file *file,
bool write_only = false;
struct v4l2_ioctl_info default_info;
const struct v4l2_ioctl_info *info;
- void *fh = file->private_data;
- struct v4l2_fh *vfh = NULL;
+ struct v4l2_fh *vfh = file_to_v4l2_fh(file);
int dev_debug = vfd->dev_debug;
long ret = -ENOTTY;
@@ -2986,9 +3080,6 @@ static long __video_do_ioctl(struct file *file,
return ret;
}
- if (test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags))
- vfh = file->private_data;
-
/*
* We need to serialize streamon/off with queueing new requests.
* These ioctls may trigger the cancellation of a streaming
@@ -3019,11 +3110,11 @@ static long __video_do_ioctl(struct file *file,
if (v4l2_is_known_ioctl(cmd)) {
info = &v4l2_ioctls[_IOC_NR(cmd)];
- if (!test_bit(_IOC_NR(cmd), vfd->valid_ioctls) &&
- !((info->flags & INFO_FL_CTRL) && vfh && vfh->ctrl_handler))
+ if (!is_valid_ioctl(vfd, cmd) &&
+ !((info->flags & INFO_FL_CTRL) && vfh->ctrl_handler))
goto done;
- if (vfh && (info->flags & INFO_FL_PRIO)) {
+ if (info->flags & INFO_FL_PRIO) {
ret = v4l2_prio_check(vfd->prio, vfh->prio);
if (ret)
goto done;
@@ -3037,12 +3128,12 @@ static long __video_do_ioctl(struct file *file,
write_only = _IOC_DIR(cmd) == _IOC_WRITE;
if (info != &default_info) {
- ret = info->func(ops, file, fh, arg);
+ ret = info->func(ops, file, arg);
} else if (!ops->vidioc_default) {
ret = -ENOTTY;
} else {
- ret = ops->vidioc_default(file, fh,
- vfh ? v4l2_prio_check(vfd->prio, vfh->prio) >= 0 : 0,
+ ret = ops->vidioc_default(file, NULL,
+ v4l2_prio_check(vfd->prio, vfh->prio) >= 0,
cmd, arg);
}
@@ -3133,24 +3224,18 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size,
}
break;
}
- case VIDIOC_G_FMT:
- case VIDIOC_S_FMT:
- case VIDIOC_TRY_FMT: {
- struct v4l2_format *fmt = parg;
- if (fmt->type != V4L2_BUF_TYPE_VIDEO_OVERLAY &&
- fmt->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY)
- break;
- if (fmt->fmt.win.clipcount > 2048)
- return -EINVAL;
- if (!fmt->fmt.win.clipcount)
- break;
+ case VIDIOC_SUBDEV_G_ROUTING:
+ case VIDIOC_SUBDEV_S_ROUTING: {
+ struct v4l2_subdev_routing *routing = parg;
- *user_ptr = (void __user *)fmt->fmt.win.clips;
- *kernel_ptr = (void **)&fmt->fmt.win.clips;
- *array_size = sizeof(struct v4l2_clip)
- * fmt->fmt.win.clipcount;
+ if (routing->len_routes > 256)
+ return -E2BIG;
+ *user_ptr = u64_to_user_ptr(routing->routes);
+ *kernel_ptr = (void **)&routing->routes;
+ *array_size = sizeof(struct v4l2_subdev_route)
+ * routing->len_routes;
ret = 1;
break;
}
@@ -3159,7 +3244,7 @@ static int check_array_args(unsigned int cmd, void *parg, size_t *array_size,
return ret;
}
-static unsigned int video_translate_cmd(unsigned int cmd)
+unsigned int v4l2_translate_cmd(unsigned int cmd)
{
#if !defined(CONFIG_64BIT) && defined(CONFIG_COMPAT_32BIT_TIME)
switch (cmd) {
@@ -3180,6 +3265,7 @@ static unsigned int video_translate_cmd(unsigned int cmd)
return cmd;
}
+EXPORT_SYMBOL_GPL(v4l2_translate_cmd);
static int video_get_user(void __user *arg, void *parg,
unsigned int real_cmd, unsigned int cmd,
@@ -3340,7 +3426,7 @@ video_usercopy(struct file *file, unsigned int orig_cmd, unsigned long arg,
size_t array_size = 0;
void __user *user_ptr = NULL;
void **kernel_ptr = NULL;
- unsigned int cmd = video_translate_cmd(orig_cmd);
+ unsigned int cmd = v4l2_translate_cmd(orig_cmd);
const size_t ioc_size = _IOC_SIZE(cmd);
/* Copy arguments into temp kernel buffer */
@@ -3400,7 +3486,17 @@ video_usercopy(struct file *file, unsigned int orig_cmd, unsigned long arg,
/*
* Some ioctls can return an error, but still have valid
* results that must be returned.
+ *
+ * FIXME: subdev IOCTLS are partially handled here and partially in
+ * v4l2-subdev.c and the 'always_copy' flag can only be set for IOCTLS
+ * defined here as part of the 'v4l2_ioctls' array. As
+ * VIDIOC_SUBDEV_[GS]_ROUTING needs to return results to applications
+ * even in case of failure, but it is not defined here as part of the
+ * 'v4l2_ioctls' array, insert an ad-hoc check to address that.
*/
+ if (cmd == VIDIOC_SUBDEV_G_ROUTING || cmd == VIDIOC_SUBDEV_S_ROUTING)
+ always_copy = true;
+
if (err < 0 && !always_copy)
goto out;
generated by cgit (git 2.34.1) at 2025-12-21 19:24:39 +0000