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path: root/drivers/media/usb/tm6000/tm6000-video.c
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Diffstat (limited to 'drivers/media/usb/tm6000/tm6000-video.c')
-rw-r--r--drivers/media/usb/tm6000/tm6000-video.c542
1 files changed, 222 insertions, 320 deletions
diff --git a/drivers/media/usb/tm6000/tm6000-video.c b/drivers/media/usb/tm6000/tm6000-video.c
index f656fd7..1a68579 100644
--- a/drivers/media/usb/tm6000/tm6000-video.c
+++ b/drivers/media/usb/tm6000/tm6000-video.c
@@ -34,6 +34,7 @@
#include <linux/usb.h>
#include <linux/videodev2.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-event.h>
#include <media/tuner.h>
#include <linux/interrupt.h>
#include <linux/kthread.h>
@@ -49,82 +50,20 @@
#define TM6000_MIN_BUF 4
#define TM6000_DEF_BUF 8
+#define TM6000_NUM_URB_BUF 8
+
#define TM6000_MAX_ISO_PACKETS 46 /* Max number of ISO packets */
/* Declare static vars that will be used as parameters */
static unsigned int vid_limit = 16; /* Video memory limit, in Mb */
static int video_nr = -1; /* /dev/videoN, -1 for autodetect */
static int radio_nr = -1; /* /dev/radioN, -1 for autodetect */
+static bool keep_urb; /* keep urb buffers allocated */
/* Debug level */
int tm6000_debug;
EXPORT_SYMBOL_GPL(tm6000_debug);
-static const struct v4l2_queryctrl no_ctrl = {
- .name = "42",
- .flags = V4L2_CTRL_FLAG_DISABLED,
-};
-
-/* supported controls */
-static struct v4l2_queryctrl tm6000_qctrl[] = {
- {
- .id = V4L2_CID_BRIGHTNESS,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 255,
- .step = 1,
- .default_value = 54,
- .flags = 0,
- }, {
- .id = V4L2_CID_CONTRAST,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Contrast",
- .minimum = 0,
- .maximum = 255,
- .step = 0x1,
- .default_value = 119,
- .flags = 0,
- }, {
- .id = V4L2_CID_SATURATION,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Saturation",
- .minimum = 0,
- .maximum = 255,
- .step = 0x1,
- .default_value = 112,
- .flags = 0,
- }, {
- .id = V4L2_CID_HUE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Hue",
- .minimum = -128,
- .maximum = 127,
- .step = 0x1,
- .default_value = 0,
- .flags = 0,
- },
- /* --- audio --- */
- {
- .id = V4L2_CID_AUDIO_MUTE,
- .name = "Mute",
- .minimum = 0,
- .maximum = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- }, {
- .id = V4L2_CID_AUDIO_VOLUME,
- .name = "Volume",
- .minimum = -15,
- .maximum = 15,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- }
-};
-
-static const unsigned int CTRLS = ARRAY_SIZE(tm6000_qctrl);
-static int qctl_regs[ARRAY_SIZE(tm6000_qctrl)];
-
static struct tm6000_fmt format[] = {
{
.name = "4:2:2, packed, YVY2",
@@ -141,16 +80,6 @@ static struct tm6000_fmt format[] = {
}
};
-static const struct v4l2_queryctrl *ctrl_by_id(unsigned int id)
-{
- unsigned int i;
-
- for (i = 0; i < CTRLS; i++)
- if (tm6000_qctrl[i].id == id)
- return tm6000_qctrl+i;
- return NULL;
-}
-
/* ------------------------------------------------------------------
* DMA and thread functions
* ------------------------------------------------------------------
@@ -191,7 +120,7 @@ static inline void buffer_filled(struct tm6000_core *dev,
dprintk(dev, V4L2_DEBUG_ISOC, "[%p/%d] wakeup\n", buf, buf->vb.i);
buf->vb.state = VIDEOBUF_DONE;
buf->vb.field_count++;
- do_gettimeofday(&buf->vb.ts);
+ v4l2_get_timestamp(&buf->vb.ts);
list_del(&buf->vb.queue);
wake_up(&buf->vb.done);
@@ -538,6 +467,71 @@ static void tm6000_irq_callback(struct urb *urb)
}
/*
+ * Allocate URB buffers
+ */
+static int tm6000_alloc_urb_buffers(struct tm6000_core *dev)
+{
+ int num_bufs = TM6000_NUM_URB_BUF;
+ int i;
+
+ if (dev->urb_buffer != NULL)
+ return 0;
+
+ dev->urb_buffer = kmalloc(sizeof(void *)*num_bufs, GFP_KERNEL);
+ if (!dev->urb_buffer) {
+ tm6000_err("cannot allocate memory for urb buffers\n");
+ return -ENOMEM;
+ }
+
+ dev->urb_dma = kmalloc(sizeof(dma_addr_t *)*num_bufs, GFP_KERNEL);
+ if (!dev->urb_dma) {
+ tm6000_err("cannot allocate memory for urb dma pointers\n");
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < num_bufs; i++) {
+ dev->urb_buffer[i] = usb_alloc_coherent(
+ dev->udev, dev->urb_size,
+ GFP_KERNEL, &dev->urb_dma[i]);
+ if (!dev->urb_buffer[i]) {
+ tm6000_err("unable to allocate %i bytes for transfer buffer %i\n",
+ dev->urb_size, i);
+ return -ENOMEM;
+ }
+ memset(dev->urb_buffer[i], 0, dev->urb_size);
+ }
+
+ return 0;
+}
+
+/*
+ * Free URB buffers
+ */
+static int tm6000_free_urb_buffers(struct tm6000_core *dev)
+{
+ int i;
+
+ if (dev->urb_buffer == NULL)
+ return 0;
+
+ for (i = 0; i < TM6000_NUM_URB_BUF; i++) {
+ if (dev->urb_buffer[i]) {
+ usb_free_coherent(dev->udev,
+ dev->urb_size,
+ dev->urb_buffer[i],
+ dev->urb_dma[i]);
+ dev->urb_buffer[i] = NULL;
+ }
+ }
+ kfree(dev->urb_buffer);
+ kfree(dev->urb_dma);
+ dev->urb_buffer = NULL;
+ dev->urb_dma = NULL;
+
+ return 0;
+}
+
+/*
* Stop and Deallocate URBs
*/
static void tm6000_uninit_isoc(struct tm6000_core *dev)
@@ -551,18 +545,15 @@ static void tm6000_uninit_isoc(struct tm6000_core *dev)
if (urb) {
usb_kill_urb(urb);
usb_unlink_urb(urb);
- if (dev->isoc_ctl.transfer_buffer[i]) {
- usb_free_coherent(dev->udev,
- urb->transfer_buffer_length,
- dev->isoc_ctl.transfer_buffer[i],
- urb->transfer_dma);
- }
usb_free_urb(urb);
dev->isoc_ctl.urb[i] = NULL;
}
dev->isoc_ctl.transfer_buffer[i] = NULL;
}
+ if (!keep_urb)
+ tm6000_free_urb_buffers(dev);
+
kfree(dev->isoc_ctl.urb);
kfree(dev->isoc_ctl.transfer_buffer);
@@ -572,12 +563,13 @@ static void tm6000_uninit_isoc(struct tm6000_core *dev)
}
/*
- * Allocate URBs and start IRQ
+ * Assign URBs and start IRQ
*/
static int tm6000_prepare_isoc(struct tm6000_core *dev)
{
struct tm6000_dmaqueue *dma_q = &dev->vidq;
- int i, j, sb_size, pipe, size, max_packets, num_bufs = 8;
+ int i, j, sb_size, pipe, size, max_packets;
+ int num_bufs = TM6000_NUM_URB_BUF;
struct urb *urb;
/* De-allocates all pending stuff */
@@ -605,6 +597,7 @@ static int tm6000_prepare_isoc(struct tm6000_core *dev)
max_packets = TM6000_MAX_ISO_PACKETS;
sb_size = max_packets * size;
+ dev->urb_size = sb_size;
dev->isoc_ctl.num_bufs = num_bufs;
@@ -627,6 +620,17 @@ static int tm6000_prepare_isoc(struct tm6000_core *dev)
max_packets, num_bufs, sb_size,
dev->isoc_in.maxsize, size);
+
+ if (!dev->urb_buffer && tm6000_alloc_urb_buffers(dev) < 0) {
+ tm6000_err("cannot allocate memory for urb buffers\n");
+
+ /* call free, as some buffers might have been allocated */
+ tm6000_free_urb_buffers(dev);
+ kfree(dev->isoc_ctl.urb);
+ kfree(dev->isoc_ctl.transfer_buffer);
+ return -ENOMEM;
+ }
+
/* allocate urbs and transfer buffers */
for (i = 0; i < dev->isoc_ctl.num_bufs; i++) {
urb = usb_alloc_urb(max_packets, GFP_KERNEL);
@@ -638,17 +642,8 @@ static int tm6000_prepare_isoc(struct tm6000_core *dev)
}
dev->isoc_ctl.urb[i] = urb;
- dev->isoc_ctl.transfer_buffer[i] = usb_alloc_coherent(dev->udev,
- sb_size, GFP_KERNEL, &urb->transfer_dma);
- if (!dev->isoc_ctl.transfer_buffer[i]) {
- tm6000_err("unable to allocate %i bytes for transfer"
- " buffer %i%s\n",
- sb_size, i,
- in_interrupt() ? " while in int" : "");
- tm6000_uninit_isoc(dev);
- return -ENOMEM;
- }
- memset(dev->isoc_ctl.transfer_buffer[i], 0, sb_size);
+ urb->transfer_dma = dev->urb_dma[i];
+ dev->isoc_ctl.transfer_buffer[i] = dev->urb_buffer[i];
usb_fill_bulk_urb(urb, dev->udev, pipe,
dev->isoc_ctl.transfer_buffer[i], sb_size,
@@ -879,16 +874,21 @@ static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
struct tm6000_core *dev = ((struct tm6000_fh *)priv)->dev;
+ struct video_device *vdev = video_devdata(file);
strlcpy(cap->driver, "tm6000", sizeof(cap->driver));
strlcpy(cap->card, "Trident TVMaster TM5600/6000/6010", sizeof(cap->card));
- cap->capabilities = V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_STREAMING |
- V4L2_CAP_AUDIO |
- V4L2_CAP_READWRITE;
-
+ usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
if (dev->tuner_type != TUNER_ABSENT)
- cap->capabilities |= V4L2_CAP_TUNER;
+ cap->device_caps |= V4L2_CAP_TUNER;
+ if (vdev->vfl_type == VFL_TYPE_GRABBER)
+ cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_STREAMING |
+ V4L2_CAP_READWRITE;
+ else
+ cap->device_caps |= V4L2_CAP_RADIO;
+ cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS |
+ V4L2_CAP_RADIO | V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE;
return 0;
}
@@ -896,7 +896,7 @@ static int vidioc_querycap(struct file *file, void *priv,
static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
{
- if (unlikely(f->index >= ARRAY_SIZE(format)))
+ if (f->index >= ARRAY_SIZE(format))
return -EINVAL;
strlcpy(f->description, format[f->index].name, sizeof(f->description));
@@ -913,10 +913,12 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
f->fmt.pix.height = fh->height;
f->fmt.pix.field = fh->vb_vidq.field;
f->fmt.pix.pixelformat = fh->fmt->fourcc;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
f->fmt.pix.bytesperline =
(f->fmt.pix.width * fh->fmt->depth) >> 3;
f->fmt.pix.sizeimage =
f->fmt.pix.height * f->fmt.pix.bytesperline;
+ f->fmt.pix.priv = 0;
return 0;
}
@@ -947,12 +949,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
field = f->fmt.pix.field;
- if (field == V4L2_FIELD_ANY)
- field = V4L2_FIELD_SEQ_TB;
- else if (V4L2_FIELD_INTERLACED != field) {
- dprintk(dev, V4L2_DEBUG_IOCTL_ARG, "Field type invalid.\n");
- return -EINVAL;
- }
+ field = V4L2_FIELD_INTERLACED;
tm6000_get_std_res(dev);
@@ -962,11 +959,13 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
f->fmt.pix.width &= ~0x01;
f->fmt.pix.field = field;
+ f->fmt.pix.priv = 0;
f->fmt.pix.bytesperline =
(f->fmt.pix.width * fmt->depth) >> 3;
f->fmt.pix.sizeimage =
f->fmt.pix.height * f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
return 0;
}
@@ -1141,79 +1140,40 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
}
/* --- controls ---------------------------------------------- */
-static int vidioc_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *qc)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(tm6000_qctrl); i++)
- if (qc->id && qc->id == tm6000_qctrl[i].id) {
- memcpy(qc, &(tm6000_qctrl[i]),
- sizeof(*qc));
- return 0;
- }
- return -EINVAL;
-}
-
-static int vidioc_g_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
+static int tm6000_s_ctrl(struct v4l2_ctrl *ctrl)
{
- struct tm6000_fh *fh = priv;
- struct tm6000_core *dev = fh->dev;
- int val;
+ struct tm6000_core *dev = container_of(ctrl->handler, struct tm6000_core, ctrl_handler);
+ u8 val = ctrl->val;
- /* FIXME: Probably, those won't work! Maybe we need shadow regs */
switch (ctrl->id) {
case V4L2_CID_CONTRAST:
- val = tm6000_get_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, 0);
- break;
+ tm6000_set_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, val);
+ return 0;
case V4L2_CID_BRIGHTNESS:
- val = tm6000_get_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, 0);
+ tm6000_set_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, val);
return 0;
case V4L2_CID_SATURATION:
- val = tm6000_get_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, 0);
+ tm6000_set_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, val);
return 0;
case V4L2_CID_HUE:
- val = tm6000_get_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, 0);
- return 0;
- case V4L2_CID_AUDIO_MUTE:
- val = dev->ctl_mute;
- return 0;
- case V4L2_CID_AUDIO_VOLUME:
- val = dev->ctl_volume;
+ tm6000_set_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, val);
return 0;
- default:
- return -EINVAL;
}
+ return -EINVAL;
+}
- if (val < 0)
- return val;
-
- ctrl->value = val;
+static const struct v4l2_ctrl_ops tm6000_ctrl_ops = {
+ .s_ctrl = tm6000_s_ctrl,
+};
- return 0;
-}
-static int vidioc_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
+static int tm6000_radio_s_ctrl(struct v4l2_ctrl *ctrl)
{
- struct tm6000_fh *fh = priv;
- struct tm6000_core *dev = fh->dev;
- u8 val = ctrl->value;
+ struct tm6000_core *dev = container_of(ctrl->handler,
+ struct tm6000_core, radio_ctrl_handler);
+ u8 val = ctrl->val;
switch (ctrl->id) {
- case V4L2_CID_CONTRAST:
- tm6000_set_reg(dev, TM6010_REQ07_R08_LUMA_CONTRAST_ADJ, val);
- return 0;
- case V4L2_CID_BRIGHTNESS:
- tm6000_set_reg(dev, TM6010_REQ07_R09_LUMA_BRIGHTNESS_ADJ, val);
- return 0;
- case V4L2_CID_SATURATION:
- tm6000_set_reg(dev, TM6010_REQ07_R0A_CHROMA_SATURATION_ADJ, val);
- return 0;
- case V4L2_CID_HUE:
- tm6000_set_reg(dev, TM6010_REQ07_R0B_CHROMA_HUE_PHASE_ADJ, val);
- return 0;
case V4L2_CID_AUDIO_MUTE:
dev->ctl_mute = val;
tm6000_tvaudio_set_mute(dev, val);
@@ -1226,20 +1186,24 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
return -EINVAL;
}
+static const struct v4l2_ctrl_ops tm6000_radio_ctrl_ops = {
+ .s_ctrl = tm6000_radio_s_ctrl,
+};
+
static int vidioc_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *t)
{
struct tm6000_fh *fh = priv;
struct tm6000_core *dev = fh->dev;
- if (unlikely(UNSET == dev->tuner_type))
- return -EINVAL;
+ if (UNSET == dev->tuner_type)
+ return -ENOTTY;
if (0 != t->index)
return -EINVAL;
strcpy(t->name, "Television");
t->type = V4L2_TUNER_ANALOG_TV;
- t->capability = V4L2_TUNER_CAP_NORM;
+ t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO;
t->rangehigh = 0xffffffffUL;
t->rxsubchans = V4L2_TUNER_SUB_STEREO;
@@ -1257,11 +1221,14 @@ static int vidioc_s_tuner(struct file *file, void *priv,
struct tm6000_core *dev = fh->dev;
if (UNSET == dev->tuner_type)
- return -EINVAL;
+ return -ENOTTY;
if (0 != t->index)
return -EINVAL;
- dev->amode = t->audmode;
+ if (t->audmode > V4L2_TUNER_MODE_STEREO)
+ dev->amode = V4L2_TUNER_MODE_STEREO;
+ else
+ dev->amode = t->audmode;
dprintk(dev, 3, "audio mode: %x\n", t->audmode);
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t);
@@ -1275,10 +1242,11 @@ static int vidioc_g_frequency(struct file *file, void *priv,
struct tm6000_fh *fh = priv;
struct tm6000_core *dev = fh->dev;
- if (unlikely(UNSET == dev->tuner_type))
+ if (UNSET == dev->tuner_type)
+ return -ENOTTY;
+ if (f->tuner)
return -EINVAL;
- f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
f->frequency = dev->freq;
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, f);
@@ -1292,13 +1260,9 @@ static int vidioc_s_frequency(struct file *file, void *priv,
struct tm6000_fh *fh = priv;
struct tm6000_core *dev = fh->dev;
- if (unlikely(UNSET == dev->tuner_type))
- return -EINVAL;
- if (unlikely(f->tuner != 0))
- return -EINVAL;
- if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
- return -EINVAL;
- if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
+ if (UNSET == dev->tuner_type)
+ return -ENOTTY;
+ if (f->tuner != 0)
return -EINVAL;
dev->freq = f->frequency;
@@ -1307,27 +1271,6 @@ static int vidioc_s_frequency(struct file *file, void *priv,
return 0;
}
-static int radio_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
-{
- struct tm6000_fh *fh = file->private_data;
- struct tm6000_core *dev = fh->dev;
-
- strcpy(cap->driver, "tm6000");
- strlcpy(cap->card, dev->name, sizeof(dev->name));
- sprintf(cap->bus_info, "USB%04x:%04x",
- le16_to_cpu(dev->udev->descriptor.idVendor),
- le16_to_cpu(dev->udev->descriptor.idProduct));
- cap->version = dev->dev_type;
- cap->capabilities = V4L2_CAP_TUNER |
- V4L2_CAP_AUDIO |
- V4L2_CAP_RADIO |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING;
-
- return 0;
-}
-
static int radio_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *t)
{
@@ -1340,7 +1283,9 @@ static int radio_g_tuner(struct file *file, void *priv,
memset(t, 0, sizeof(*t));
strcpy(t->name, "Radio");
t->type = V4L2_TUNER_RADIO;
+ t->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO;
t->rxsubchans = V4L2_TUNER_SUB_STEREO;
+ t->audmode = V4L2_TUNER_MODE_STEREO;
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t);
@@ -1355,95 +1300,14 @@ static int radio_s_tuner(struct file *file, void *priv,
if (0 != t->index)
return -EINVAL;
+ if (t->audmode > V4L2_TUNER_MODE_STEREO)
+ t->audmode = V4L2_TUNER_MODE_STEREO;
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t);
return 0;
}
-static int radio_enum_input(struct file *file, void *priv,
- struct v4l2_input *i)
-{
- struct tm6000_fh *fh = priv;
- struct tm6000_core *dev = fh->dev;
-
- if (i->index != 0)
- return -EINVAL;
-
- if (!dev->rinput.type)
- return -EINVAL;
-
- strcpy(i->name, "Radio");
- i->type = V4L2_INPUT_TYPE_TUNER;
-
- return 0;
-}
-
-static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
-{
- struct tm6000_fh *fh = priv;
- struct tm6000_core *dev = fh->dev;
-
- if (dev->input != 5)
- return -EINVAL;
-
- *i = dev->input - 5;
-
- return 0;
-}
-
-static int radio_g_audio(struct file *file, void *priv,
- struct v4l2_audio *a)
-{
- memset(a, 0, sizeof(*a));
- strcpy(a->name, "Radio");
- return 0;
-}
-
-static int radio_s_audio(struct file *file, void *priv,
- const struct v4l2_audio *a)
-{
- return 0;
-}
-
-static int radio_s_input(struct file *filp, void *priv, unsigned int i)
-{
- struct tm6000_fh *fh = priv;
- struct tm6000_core *dev = fh->dev;
-
- if (i)
- return -EINVAL;
-
- if (!dev->rinput.type)
- return -EINVAL;
-
- dev->input = i + 5;
-
- return 0;
-}
-
-static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
-{
- return 0;
-}
-
-static int radio_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *c)
-{
- const struct v4l2_queryctrl *ctrl;
-
- if (c->id < V4L2_CID_BASE ||
- c->id >= V4L2_CID_LASTP1)
- return -EINVAL;
- if (c->id == V4L2_CID_AUDIO_MUTE) {
- ctrl = ctrl_by_id(c->id);
- *c = *ctrl;
- } else
- *c = no_ctrl;
-
- return 0;
-}
-
/* ------------------------------------------------------------------
File operations for the device
------------------------------------------------------------------*/
@@ -1454,7 +1318,7 @@ static int __tm6000_open(struct file *file)
struct tm6000_core *dev = video_drvdata(file);
struct tm6000_fh *fh;
enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- int i, rc;
+ int rc;
int radio = 0;
dprintk(dev, V4L2_DEBUG_OPEN, "tm6000: open called (dev=%s)\n",
@@ -1486,6 +1350,7 @@ static int __tm6000_open(struct file *file)
return -ENOMEM;
}
+ v4l2_fh_init(&fh->fh, vdev);
file->private_data = fh;
fh->dev = dev;
fh->radio = radio;
@@ -1514,13 +1379,7 @@ static int __tm6000_open(struct file *file)
if (rc < 0)
return rc;
- if (dev->mode != TM6000_MODE_ANALOG) {
- /* Put all controls at a sane state */
- for (i = 0; i < ARRAY_SIZE(tm6000_qctrl); i++)
- qctl_regs[i] = tm6000_qctrl[i].default_value;
-
- dev->mode = TM6000_MODE_ANALOG;
- }
+ dev->mode = TM6000_MODE_ANALOG;
if (!fh->radio) {
videobuf_queue_vmalloc_init(&fh->vb_vidq, &tm6000_video_qops,
@@ -1530,12 +1389,12 @@ static int __tm6000_open(struct file *file)
sizeof(struct tm6000_buffer), fh, &dev->lock);
} else {
dprintk(dev, V4L2_DEBUG_OPEN, "video_open: setting radio device\n");
- dev->input = 5;
tm6000_set_audio_rinput(dev);
v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_radio);
tm6000_prepare_isoc(dev);
tm6000_start_thread(dev);
}
+ v4l2_fh_add(&fh->fh);
return 0;
}
@@ -1576,29 +1435,35 @@ tm6000_read(struct file *file, char __user *data, size_t count, loff_t *pos)
static unsigned int
__tm6000_poll(struct file *file, struct poll_table_struct *wait)
{
+ unsigned long req_events = poll_requested_events(wait);
struct tm6000_fh *fh = file->private_data;
struct tm6000_buffer *buf;
+ int res = 0;
+ if (v4l2_event_pending(&fh->fh))
+ res = POLLPRI;
+ else if (req_events & POLLPRI)
+ poll_wait(file, &fh->fh.wait, wait);
if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type)
- return POLLERR;
+ return res | POLLERR;
if (!!is_res_streaming(fh->dev, fh))
- return POLLERR;
+ return res | POLLERR;
if (!is_res_read(fh->dev, fh)) {
/* streaming capture */
if (list_empty(&fh->vb_vidq.stream))
- return POLLERR;
+ return res | POLLERR;
buf = list_entry(fh->vb_vidq.stream.next, struct tm6000_buffer, vb.stream);
- } else {
+ poll_wait(file, &buf->vb.done, wait);
+ if (buf->vb.state == VIDEOBUF_DONE ||
+ buf->vb.state == VIDEOBUF_ERROR)
+ return res | POLLIN | POLLRDNORM;
+ } else if (req_events & (POLLIN | POLLRDNORM)) {
/* read() capture */
- return videobuf_poll_stream(file, &fh->vb_vidq, wait);
+ return res | videobuf_poll_stream(file, &fh->vb_vidq, wait);
}
- poll_wait(file, &buf->vb.done, wait);
- if (buf->vb.state == VIDEOBUF_DONE ||
- buf->vb.state == VIDEOBUF_ERROR)
- return POLLIN | POLLRDNORM;
- return 0;
+ return res;
}
static unsigned int tm6000_poll(struct file *file, struct poll_table_struct *wait)
@@ -1648,7 +1513,8 @@ static int tm6000_release(struct file *file)
if (!fh->radio)
videobuf_mmap_free(&fh->vb_vidq);
}
-
+ v4l2_fh_del(&fh->fh);
+ v4l2_fh_exit(&fh->fh);
kfree(fh);
mutex_unlock(&dev->lock);
@@ -1688,9 +1554,6 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_enum_input = vidioc_enum_input,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,
- .vidioc_queryctrl = vidioc_queryctrl,
- .vidioc_g_ctrl = vidioc_g_ctrl,
- .vidioc_s_ctrl = vidioc_s_ctrl,
.vidioc_g_tuner = vidioc_g_tuner,
.vidioc_s_tuner = vidioc_s_tuner,
.vidioc_g_frequency = vidioc_g_frequency,
@@ -1701,6 +1564,8 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_querybuf = vidioc_querybuf,
.vidioc_qbuf = vidioc_qbuf,
.vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static struct video_device tm6000_template = {
@@ -1715,25 +1580,19 @@ static struct video_device tm6000_template = {
static const struct v4l2_file_operations radio_fops = {
.owner = THIS_MODULE,
.open = tm6000_open,
+ .poll = v4l2_ctrl_poll,
.release = tm6000_release,
.unlocked_ioctl = video_ioctl2,
};
static const struct v4l2_ioctl_ops radio_ioctl_ops = {
- .vidioc_querycap = radio_querycap,
+ .vidioc_querycap = vidioc_querycap,
.vidioc_g_tuner = radio_g_tuner,
- .vidioc_enum_input = radio_enum_input,
- .vidioc_g_audio = radio_g_audio,
.vidioc_s_tuner = radio_s_tuner,
- .vidioc_s_audio = radio_s_audio,
- .vidioc_s_input = radio_s_input,
- .vidioc_s_std = radio_s_std,
- .vidioc_queryctrl = radio_queryctrl,
- .vidioc_g_input = radio_g_input,
- .vidioc_g_ctrl = vidioc_g_ctrl,
- .vidioc_s_ctrl = vidioc_s_ctrl,
.vidioc_g_frequency = vidioc_g_frequency,
.vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static struct video_device tm6000_radio_template = {
@@ -1762,6 +1621,7 @@ static struct video_device *vdev_init(struct tm6000_core *dev,
vfd->release = video_device_release;
vfd->debug = tm6000_debug;
vfd->lock = &dev->lock;
+ set_bit(V4L2_FL_USE_FH_PRIO, &vfd->flags);
snprintf(vfd->name, sizeof(vfd->name), "%s %s", dev->name, type_name);
@@ -1771,15 +1631,41 @@ static struct video_device *vdev_init(struct tm6000_core *dev,
int tm6000_v4l2_register(struct tm6000_core *dev)
{
- int ret = -1;
+ int ret = 0;
+
+ v4l2_ctrl_handler_init(&dev->ctrl_handler, 6);
+ v4l2_ctrl_handler_init(&dev->radio_ctrl_handler, 2);
+ v4l2_ctrl_new_std(&dev->radio_ctrl_handler, &tm6000_radio_ctrl_ops,
+ V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0);
+ v4l2_ctrl_new_std(&dev->radio_ctrl_handler, &tm6000_radio_ctrl_ops,
+ V4L2_CID_AUDIO_VOLUME, -15, 15, 1, 0);
+ v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 255, 1, 54);
+ v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 255, 1, 119);
+ v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 255, 1, 112);
+ v4l2_ctrl_new_std(&dev->ctrl_handler, &tm6000_ctrl_ops,
+ V4L2_CID_HUE, -128, 127, 1, 0);
+ v4l2_ctrl_add_handler(&dev->ctrl_handler,
+ &dev->radio_ctrl_handler, NULL);
+
+ if (dev->radio_ctrl_handler.error)
+ ret = dev->radio_ctrl_handler.error;
+ if (!ret && dev->ctrl_handler.error)
+ ret = dev->ctrl_handler.error;
+ if (ret)
+ goto free_ctrl;
dev->vfd = vdev_init(dev, &tm6000_template, "video");
if (!dev->vfd) {
printk(KERN_INFO "%s: can't register video device\n",
dev->name);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto free_ctrl;
}
+ dev->vfd->ctrl_handler = &dev->ctrl_handler;
/* init video dma queues */
INIT_LIST_HEAD(&dev->vidq.active);
@@ -1790,7 +1676,9 @@ int tm6000_v4l2_register(struct tm6000_core *dev)
if (ret < 0) {
printk(KERN_INFO "%s: can't register video device\n",
dev->name);
- return ret;
+ video_device_release(dev->vfd);
+ dev->vfd = NULL;
+ goto free_ctrl;
}
printk(KERN_INFO "%s: registered device %s\n",
@@ -1803,15 +1691,17 @@ int tm6000_v4l2_register(struct tm6000_core *dev)
printk(KERN_INFO "%s: can't register radio device\n",
dev->name);
ret = -ENXIO;
- return ret; /* FIXME release resource */
+ goto unreg_video;
}
+ dev->radio_dev->ctrl_handler = &dev->radio_ctrl_handler;
ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO,
radio_nr);
if (ret < 0) {
printk(KERN_INFO "%s: can't register radio device\n",
dev->name);
- return ret; /* FIXME release resource */
+ video_device_release(dev->radio_dev);
+ goto unreg_video;
}
printk(KERN_INFO "%s: registered device %s\n",
@@ -1820,12 +1710,22 @@ int tm6000_v4l2_register(struct tm6000_core *dev)
printk(KERN_INFO "Trident TVMaster TM5600/TM6000/TM6010 USB2 board (Load status: %d)\n", ret);
return ret;
+
+unreg_video:
+ video_unregister_device(dev->vfd);
+free_ctrl:
+ v4l2_ctrl_handler_free(&dev->ctrl_handler);
+ v4l2_ctrl_handler_free(&dev->radio_ctrl_handler);
+ return ret;
}
int tm6000_v4l2_unregister(struct tm6000_core *dev)
{
video_unregister_device(dev->vfd);
+ /* if URB buffers are still allocated free them now */
+ tm6000_free_urb_buffers(dev);
+
if (dev->radio_dev) {
if (video_is_registered(dev->radio_dev))
video_unregister_device(dev->radio_dev);
@@ -1851,3 +1751,5 @@ MODULE_PARM_DESC(debug, "activates debug info");
module_param(vid_limit, int, 0644);
MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
+module_param(keep_urb, bool, 0);
+MODULE_PARM_DESC(keep_urb, "Keep urb buffers allocated even when the device is closed by the user");
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