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path: root/drivers/media/usb/gspca/gspca.c
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Diffstat (limited to 'drivers/media/usb/gspca/gspca.c')
-rw-r--r--drivers/media/usb/gspca/gspca.c153
1 files changed, 82 insertions, 71 deletions
diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c
index b72d02e225fd..87e18d0c5766 100644
--- a/drivers/media/usb/gspca/gspca.c
+++ b/drivers/media/usb/gspca/gspca.c
@@ -63,18 +63,18 @@ static void PDEBUG_MODE(struct gspca_dev *gspca_dev, int debug, char *txt,
__u32 pixfmt, int w, int h)
{
if ((pixfmt >> 24) >= '0' && (pixfmt >> 24) <= 'z') {
- PDEBUG(debug, "%s %c%c%c%c %dx%d",
- txt,
- pixfmt & 0xff,
- (pixfmt >> 8) & 0xff,
- (pixfmt >> 16) & 0xff,
- pixfmt >> 24,
- w, h);
+ gspca_dbg(gspca_dev, debug, "%s %c%c%c%c %dx%d\n",
+ txt,
+ pixfmt & 0xff,
+ (pixfmt >> 8) & 0xff,
+ (pixfmt >> 16) & 0xff,
+ pixfmt >> 24,
+ w, h);
} else {
- PDEBUG(debug, "%s 0x%08x %dx%d",
- txt,
- pixfmt,
- w, h);
+ gspca_dbg(gspca_dev, debug, "%s 0x%08x %dx%d\n",
+ txt,
+ pixfmt,
+ w, h);
}
}
@@ -122,7 +122,7 @@ static void int_irq(struct urb *urb)
case 0:
if (gspca_dev->sd_desc->int_pkt_scan(gspca_dev,
urb->transfer_buffer, urb->actual_length) < 0) {
- PERR("Unknown packet received");
+ gspca_err(gspca_dev, "Unknown packet received\n");
}
break;
@@ -136,7 +136,8 @@ static void int_irq(struct urb *urb)
break;
default:
- PERR("URB error %i, resubmitting", urb->status);
+ gspca_err(gspca_dev, "URB error %i, resubmitting\n",
+ urb->status);
urb->status = 0;
ret = 0;
}
@@ -197,8 +198,8 @@ static int alloc_and_submit_int_urb(struct gspca_dev *gspca_dev,
buffer_len = le16_to_cpu(ep->wMaxPacketSize);
interval = ep->bInterval;
- PDEBUG(D_CONF, "found int in endpoint: 0x%x, buffer_len=%u, interval=%u",
- ep->bEndpointAddress, buffer_len, interval);
+ gspca_dbg(gspca_dev, D_CONF, "found int in endpoint: 0x%x, buffer_len=%u, interval=%u\n",
+ ep->bEndpointAddress, buffer_len, interval);
dev = gspca_dev->dev;
@@ -221,7 +222,8 @@ static int alloc_and_submit_int_urb(struct gspca_dev *gspca_dev,
urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
ret = usb_submit_urb(urb, GFP_KERNEL);
if (ret < 0) {
- PERR("submit int URB failed with error %i", ret);
+ gspca_err(gspca_dev, "submit int URB failed with error %i\n",
+ ret);
goto error_submit;
}
gspca_dev->int_urb = urb;
@@ -307,7 +309,7 @@ static void fill_frame(struct gspca_dev *gspca_dev,
if (gspca_dev->frozen)
return;
#endif
- PERR("urb status: %d", urb->status);
+ gspca_err(gspca_dev, "urb status: %d\n", urb->status);
urb->status = 0;
goto resubmit;
}
@@ -330,8 +332,8 @@ static void fill_frame(struct gspca_dev *gspca_dev,
}
/* let the packet be analyzed by the subdriver */
- PDEBUG(D_PACK, "packet [%d] o:%d l:%d",
- i, urb->iso_frame_desc[i].offset, len);
+ gspca_dbg(gspca_dev, D_PACK, "packet [%d] o:%d l:%d\n",
+ i, urb->iso_frame_desc[i].offset, len);
data = (u8 *) urb->transfer_buffer
+ urb->iso_frame_desc[i].offset;
pkt_scan(gspca_dev, data, len);
@@ -353,7 +355,7 @@ static void isoc_irq(struct urb *urb)
{
struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context;
- PDEBUG(D_PACK, "isoc irq");
+ gspca_dbg(gspca_dev, D_PACK, "isoc irq\n");
if (!gspca_dev->streaming)
return;
fill_frame(gspca_dev, urb);
@@ -367,7 +369,7 @@ static void bulk_irq(struct urb *urb)
struct gspca_dev *gspca_dev = (struct gspca_dev *) urb->context;
int st;
- PDEBUG(D_PACK, "bulk irq");
+ gspca_dbg(gspca_dev, D_PACK, "bulk irq\n");
if (!gspca_dev->streaming)
return;
switch (urb->status) {
@@ -380,12 +382,12 @@ static void bulk_irq(struct urb *urb)
if (gspca_dev->frozen)
return;
#endif
- PERR("urb status: %d", urb->status);
+ gspca_err(gspca_dev, "urb status: %d\n", urb->status);
urb->status = 0;
goto resubmit;
}
- PDEBUG(D_PACK, "packet l:%d", urb->actual_length);
+ gspca_dbg(gspca_dev, D_PACK, "packet l:%d\n", urb->actual_length);
gspca_dev->sd_desc->pkt_scan(gspca_dev,
urb->transfer_buffer,
urb->actual_length);
@@ -418,7 +420,7 @@ void gspca_frame_add(struct gspca_dev *gspca_dev,
struct gspca_frame *frame;
int i, j;
- PDEBUG(D_PACK, "add t:%d l:%d", packet_type, len);
+ gspca_dbg(gspca_dev, D_PACK, "add t:%d l:%d\n", packet_type, len);
if (packet_type == FIRST_PACKET) {
i = atomic_read(&gspca_dev->fr_i);
@@ -452,9 +454,9 @@ void gspca_frame_add(struct gspca_dev *gspca_dev,
/* append the packet to the frame buffer */
if (len > 0) {
if (gspca_dev->image_len + len > gspca_dev->frsz) {
- PERR("frame overflow %d > %d",
- gspca_dev->image_len + len,
- gspca_dev->frsz);
+ gspca_err(gspca_dev, "frame overflow %d > %d\n",
+ gspca_dev->image_len + len,
+ gspca_dev->frsz);
packet_type = DISCARD_PACKET;
} else {
/* !! image is NULL only when last pkt is LAST or DISCARD
@@ -484,8 +486,8 @@ void gspca_frame_add(struct gspca_dev *gspca_dev,
i = (i + 1) % GSPCA_MAX_FRAMES;
atomic_set(&gspca_dev->fr_i, i);
wake_up_interruptible(&gspca_dev->wq); /* event = new frame */
- PDEBUG(D_FRAM, "frame complete len:%d",
- frame->v4l2_buf.bytesused);
+ gspca_dbg(gspca_dev, D_FRAM, "frame complete len:%d\n",
+ frame->v4l2_buf.bytesused);
gspca_dev->image = NULL;
gspca_dev->image_len = 0;
}
@@ -500,7 +502,7 @@ static int frame_alloc(struct gspca_dev *gspca_dev, struct file *file,
int i;
frsz = gspca_dev->pixfmt.sizeimage;
- PDEBUG(D_STREAM, "frame alloc frsz: %d", frsz);
+ gspca_dbg(gspca_dev, D_STREAM, "frame alloc frsz: %d\n", frsz);
frsz = PAGE_ALIGN(frsz);
if (count >= GSPCA_MAX_FRAMES)
count = GSPCA_MAX_FRAMES - 1;
@@ -535,7 +537,7 @@ static void frame_free(struct gspca_dev *gspca_dev)
{
int i;
- PDEBUG(D_STREAM, "frame free");
+ gspca_dbg(gspca_dev, D_STREAM, "frame free\n");
if (gspca_dev->frbuf != NULL) {
vfree(gspca_dev->frbuf);
gspca_dev->frbuf = NULL;
@@ -553,7 +555,7 @@ static void destroy_urbs(struct gspca_dev *gspca_dev)
struct urb *urb;
unsigned int i;
- PDEBUG(D_STREAM, "kill transfer");
+ gspca_dbg(gspca_dev, D_STREAM, "kill transfer\n");
for (i = 0; i < MAX_NURBS; i++) {
urb = gspca_dev->urb[i];
if (urb == NULL)
@@ -594,7 +596,7 @@ static void gspca_stream_off(struct gspca_dev *gspca_dev)
gspca_input_create_urb(gspca_dev);
if (gspca_dev->sd_desc->stop0)
gspca_dev->sd_desc->stop0(gspca_dev);
- PDEBUG(D_STREAM, "stream off OK");
+ gspca_dbg(gspca_dev, D_STREAM, "stream off OK\n");
}
/*
@@ -653,7 +655,7 @@ static u32 which_bandwidth(struct gspca_dev *gspca_dev)
bandwidth *= 30; /* 30 fps */
}
- PDEBUG(D_STREAM, "min bandwidth: %d", bandwidth);
+ gspca_dbg(gspca_dev, D_STREAM, "min bandwidth: %d\n", bandwidth);
return bandwidth;
}
@@ -713,8 +715,8 @@ static int build_isoc_ep_tb(struct gspca_dev *gspca_dev,
}
if (!found)
break;
- PDEBUG(D_STREAM, "alt %d bandwidth %d",
- ep_tb->alt, ep_tb->bandwidth);
+ gspca_dbg(gspca_dev, D_STREAM, "alt %d bandwidth %d\n",
+ ep_tb->alt, ep_tb->bandwidth);
last_bw = ep_tb->bandwidth;
i++;
ep_tb++;
@@ -732,7 +734,7 @@ static int build_isoc_ep_tb(struct gspca_dev *gspca_dev,
gspca_dev->dev->speed == USB_SPEED_FULL &&
last_bw >= 1000000 &&
i > 1) {
- PDEBUG(D_STREAM, "dev has usb audio, skipping highest alt");
+ gspca_dbg(gspca_dev, D_STREAM, "dev has usb audio, skipping highest alt\n");
i--;
ep_tb--;
}
@@ -772,16 +774,16 @@ static int create_urbs(struct gspca_dev *gspca_dev,
if (npkt == 0)
npkt = 32; /* default value */
bsize = psize * npkt;
- PDEBUG(D_STREAM,
- "isoc %d pkts size %d = bsize:%d",
- npkt, psize, bsize);
+ gspca_dbg(gspca_dev, D_STREAM,
+ "isoc %d pkts size %d = bsize:%d\n",
+ npkt, psize, bsize);
nurbs = DEF_NURBS;
} else { /* bulk */
npkt = 0;
bsize = gspca_dev->cam.bulk_size;
if (bsize == 0)
bsize = psize;
- PDEBUG(D_STREAM, "bulk bsize:%d", bsize);
+ gspca_dbg(gspca_dev, D_STREAM, "bulk bsize:%d\n", bsize);
if (gspca_dev->cam.bulk_nurbs != 0)
nurbs = gspca_dev->cam.bulk_nurbs;
else
@@ -900,7 +902,8 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev)
}
}
if (!gspca_dev->cam.no_urb_create) {
- PDEBUG(D_STREAM, "init transfer alt %d", alt);
+ gspca_dbg(gspca_dev, D_STREAM, "init transfer alt %d\n",
+ alt);
ret = create_urbs(gspca_dev,
alt_xfer(&intf->altsetting[alt], xfer,
gspca_dev->xfer_ep));
@@ -952,7 +955,8 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev)
/* the bandwidth is not wide enough
* negotiate or try a lower alternate setting */
retry:
- PERR("alt %d - bandwidth not wide enough, trying again", alt);
+ gspca_err(gspca_dev, "alt %d - bandwidth not wide enough, trying again\n",
+ alt);
msleep(20); /* wait for kill complete */
if (gspca_dev->sd_desc->isoc_nego) {
ret = gspca_dev->sd_desc->isoc_nego(gspca_dev);
@@ -1282,7 +1286,7 @@ static int dev_open(struct file *file)
struct gspca_dev *gspca_dev = video_drvdata(file);
int ret;
- PDEBUG(D_STREAM, "[%s] open", current->comm);
+ gspca_dbg(gspca_dev, D_STREAM, "[%s] open\n", current->comm);
/* protect the subdriver against rmmod */
if (!try_module_get(gspca_dev->module))
@@ -1298,7 +1302,7 @@ static int dev_close(struct file *file)
{
struct gspca_dev *gspca_dev = video_drvdata(file);
- PDEBUG(D_STREAM, "[%s] close", current->comm);
+ gspca_dbg(gspca_dev, D_STREAM, "[%s] close\n", current->comm);
/* Needed for gspca_stream_off, always lock before queue_lock! */
if (mutex_lock_interruptible(&gspca_dev->usb_lock))
@@ -1319,7 +1323,7 @@ static int dev_close(struct file *file)
mutex_unlock(&gspca_dev->queue_lock);
mutex_unlock(&gspca_dev->usb_lock);
- PDEBUG(D_STREAM, "close done");
+ gspca_dbg(gspca_dev, D_STREAM, "close done\n");
return v4l2_fh_release(file);
}
@@ -1440,7 +1444,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
}
out:
mutex_unlock(&gspca_dev->queue_lock);
- PDEBUG(D_STREAM, "reqbufs st:%d c:%d", ret, rb->count);
+ gspca_dbg(gspca_dev, D_STREAM, "reqbufs st:%d c:%d\n", ret, rb->count);
return ret;
}
@@ -1598,7 +1602,8 @@ static int dev_mmap(struct file *file, struct vm_area_struct *vma)
start = vma->vm_start;
size = vma->vm_end - vma->vm_start;
- PDEBUG(D_STREAM, "mmap start:%08x size:%d", (int) start, (int) size);
+ gspca_dbg(gspca_dev, D_STREAM, "mmap start:%08x size:%d\n",
+ (int) start, (int)size);
if (mutex_lock_interruptible(&gspca_dev->queue_lock))
return -ERESTARTSYS;
@@ -1610,7 +1615,7 @@ static int dev_mmap(struct file *file, struct vm_area_struct *vma)
frame = NULL;
for (i = 0; i < gspca_dev->nframes; ++i) {
if (gspca_dev->frame[i].v4l2_buf.memory != V4L2_MEMORY_MMAP) {
- PDEBUG(D_STREAM, "mmap bad memory type");
+ gspca_dbg(gspca_dev, D_STREAM, "mmap bad memory type\n");
break;
}
if ((gspca_dev->frame[i].v4l2_buf.m.offset >> PAGE_SHIFT)
@@ -1620,12 +1625,12 @@ static int dev_mmap(struct file *file, struct vm_area_struct *vma)
}
}
if (frame == NULL) {
- PDEBUG(D_STREAM, "mmap no frame buffer found");
+ gspca_dbg(gspca_dev, D_STREAM, "mmap no frame buffer found\n");
ret = -EINVAL;
goto out;
}
if (size != frame->v4l2_buf.length) {
- PDEBUG(D_STREAM, "mmap bad size");
+ gspca_dbg(gspca_dev, D_STREAM, "mmap bad size\n");
ret = -EINVAL;
goto out;
}
@@ -1693,7 +1698,7 @@ static int vidioc_dqbuf(struct file *file, void *priv,
struct gspca_frame *frame;
int i, j, ret;
- PDEBUG(D_FRAM, "dqbuf");
+ gspca_dbg(gspca_dev, D_FRAM, "dqbuf\n");
if (mutex_lock_interruptible(&gspca_dev->queue_lock))
return -ERESTARTSYS;
@@ -1731,14 +1736,14 @@ static int vidioc_dqbuf(struct file *file, void *priv,
frame->v4l2_buf.flags &= ~V4L2_BUF_FLAG_DONE;
memcpy(v4l2_buf, &frame->v4l2_buf, sizeof *v4l2_buf);
- PDEBUG(D_FRAM, "dqbuf %d", j);
+ gspca_dbg(gspca_dev, D_FRAM, "dqbuf %d\n", j);
ret = 0;
if (gspca_dev->memory == V4L2_MEMORY_USERPTR) {
if (copy_to_user((__u8 __user *) frame->v4l2_buf.m.userptr,
frame->data,
frame->v4l2_buf.bytesused)) {
- PERR("dqbuf cp to user failed");
+ gspca_err(gspca_dev, "dqbuf cp to user failed\n");
ret = -EFAULT;
}
}
@@ -1769,27 +1774,27 @@ static int vidioc_qbuf(struct file *file, void *priv,
struct gspca_frame *frame;
int i, index, ret;
- PDEBUG(D_FRAM, "qbuf %d", v4l2_buf->index);
+ gspca_dbg(gspca_dev, D_FRAM, "qbuf %d\n", v4l2_buf->index);
if (mutex_lock_interruptible(&gspca_dev->queue_lock))
return -ERESTARTSYS;
index = v4l2_buf->index;
if ((unsigned) index >= gspca_dev->nframes) {
- PDEBUG(D_FRAM,
- "qbuf idx %d >= %d", index, gspca_dev->nframes);
+ gspca_dbg(gspca_dev, D_FRAM,
+ "qbuf idx %d >= %d\n", index, gspca_dev->nframes);
ret = -EINVAL;
goto out;
}
if (v4l2_buf->memory != gspca_dev->memory) {
- PDEBUG(D_FRAM, "qbuf bad memory type");
+ gspca_dbg(gspca_dev, D_FRAM, "qbuf bad memory type\n");
ret = -EINVAL;
goto out;
}
frame = &gspca_dev->frame[index];
if (frame->v4l2_buf.flags & BUF_ALL_FLAGS) {
- PDEBUG(D_FRAM, "qbuf bad state");
+ gspca_dbg(gspca_dev, D_FRAM, "qbuf bad state\n");
ret = -EINVAL;
goto out;
}
@@ -1823,7 +1828,7 @@ static int read_alloc(struct gspca_dev *gspca_dev,
struct v4l2_buffer v4l2_buf;
int i, ret;
- PDEBUG(D_STREAM, "read alloc");
+ gspca_dbg(gspca_dev, D_STREAM, "read alloc\n");
if (mutex_lock_interruptible(&gspca_dev->usb_lock))
return -ERESTARTSYS;
@@ -1837,7 +1842,8 @@ static int read_alloc(struct gspca_dev *gspca_dev,
rb.memory = GSPCA_MEMORY_READ;
ret = vidioc_reqbufs(file, gspca_dev, &rb);
if (ret != 0) {
- PDEBUG(D_STREAM, "read reqbuf err %d", ret);
+ gspca_dbg(gspca_dev, D_STREAM, "read reqbuf err %d\n",
+ ret);
goto out;
}
memset(&v4l2_buf, 0, sizeof v4l2_buf);
@@ -1847,7 +1853,8 @@ static int read_alloc(struct gspca_dev *gspca_dev,
v4l2_buf.index = i;
ret = vidioc_qbuf(file, gspca_dev, &v4l2_buf);
if (ret != 0) {
- PDEBUG(D_STREAM, "read qbuf err: %d", ret);
+ gspca_dbg(gspca_dev, D_STREAM, "read qbuf err: %d\n",
+ ret);
goto out;
}
}
@@ -1856,7 +1863,7 @@ static int read_alloc(struct gspca_dev *gspca_dev,
/* start streaming */
ret = vidioc_streamon(file, gspca_dev, V4L2_BUF_TYPE_VIDEO_CAPTURE);
if (ret != 0)
- PDEBUG(D_STREAM, "read streamon err %d", ret);
+ gspca_dbg(gspca_dev, D_STREAM, "read streamon err %d\n", ret);
out:
mutex_unlock(&gspca_dev->usb_lock);
return ret;
@@ -1868,7 +1875,7 @@ static __poll_t dev_poll(struct file *file, poll_table *wait)
__poll_t req_events = poll_requested_events(wait);
__poll_t ret = 0;
- PDEBUG(D_FRAM, "poll");
+ gspca_dbg(gspca_dev, D_FRAM, "poll\n");
if (req_events & POLLPRI)
ret |= v4l2_ctrl_poll(file, wait);
@@ -1910,7 +1917,7 @@ static ssize_t dev_read(struct file *file, char __user *data,
struct timeval timestamp;
int n, ret, ret2;
- PDEBUG(D_FRAM, "read (%zd)", count);
+ gspca_dbg(gspca_dev, D_FRAM, "read (%zd)\n", count);
if (gspca_dev->memory == GSPCA_MEMORY_NO) { /* first time ? */
ret = read_alloc(gspca_dev, file);
if (ret != 0)
@@ -1927,7 +1934,8 @@ static ssize_t dev_read(struct file *file, char __user *data,
v4l2_buf.memory = GSPCA_MEMORY_READ;
ret = vidioc_dqbuf(file, gspca_dev, &v4l2_buf);
if (ret != 0) {
- PDEBUG(D_STREAM, "read dqbuf err %d", ret);
+ gspca_dbg(gspca_dev, D_STREAM, "read dqbuf err %d\n",
+ ret);
return ret;
}
@@ -1940,7 +1948,8 @@ static ssize_t dev_read(struct file *file, char __user *data,
break;
ret = vidioc_qbuf(file, gspca_dev, &v4l2_buf);
if (ret != 0) {
- PDEBUG(D_STREAM, "read qbuf err %d", ret);
+ gspca_dbg(gspca_dev, D_STREAM, "read qbuf err %d\n",
+ ret);
return ret;
}
}
@@ -1950,7 +1959,8 @@ static ssize_t dev_read(struct file *file, char __user *data,
count = frame->v4l2_buf.bytesused;
ret = copy_to_user(data, frame->data, count);
if (ret != 0) {
- PERR("read cp to user lack %d / %zd", ret, count);
+ gspca_err(gspca_dev, "read cp to user lack %d / %zd\n",
+ ret, count);
ret = -EFAULT;
goto out;
}
@@ -2128,7 +2138,8 @@ int gspca_dev_probe2(struct usb_interface *intf,
}
usb_set_intfdata(intf, gspca_dev);
- PDEBUG(D_PROBE, "%s created", video_device_node_name(&gspca_dev->vdev));
+ gspca_dbg(gspca_dev, D_PROBE, "%s created\n",
+ video_device_node_name(&gspca_dev->vdev));
gspca_input_create_urb(gspca_dev);
@@ -2183,8 +2194,8 @@ void gspca_disconnect(struct usb_interface *intf)
struct input_dev *input_dev;
#endif
- PDEBUG(D_PROBE, "%s disconnect",
- video_device_node_name(&gspca_dev->vdev));
+ gspca_dbg(gspca_dev, D_PROBE, "%s disconnect\n",
+ video_device_node_name(&gspca_dev->vdev));
mutex_lock(&gspca_dev->usb_lock);
generated by cgit (git 2.34.1) at 2024-04-20 15:14:05 +0000