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path: root/drivers/media/video/s2255drv.c
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Diffstat (limited to 'drivers/media/video/s2255drv.c')
-rw-r--r--drivers/media/video/s2255drv.c110
1 files changed, 77 insertions, 33 deletions
diff --git a/drivers/media/video/s2255drv.c b/drivers/media/video/s2255drv.c
index 30f4698be90a..6be845ccc7d7 100644
--- a/drivers/media/video/s2255drv.c
+++ b/drivers/media/video/s2255drv.c
@@ -77,6 +77,8 @@
#define MAX_CHANNELS 4
#define S2255_MARKER_FRAME 0x2255DA4AL
#define S2255_MARKER_RESPONSE 0x2255ACACL
+#define S2255_RESPONSE_SETMODE 0x01
+#define S2255_RESPONSE_FW 0x10
#define S2255_USB_XFER_SIZE (16 * 1024)
#define MAX_CHANNELS 4
#define MAX_PIPE_BUFFERS 1
@@ -107,6 +109,8 @@
#define SCALE_4CIFS 1 /* 640x480(NTSC) or 704x576(PAL) */
#define SCALE_2CIFS 2 /* 640x240(NTSC) or 704x288(PAL) */
#define SCALE_1CIFS 3 /* 320x240(NTSC) or 352x288(PAL) */
+/* SCALE_4CIFSI is the 2 fields interpolated into one */
+#define SCALE_4CIFSI 4 /* 640x480(NTSC) or 704x576(PAL) high quality */
#define COLOR_YUVPL 1 /* YUV planar */
#define COLOR_YUVPK 2 /* YUV packed */
@@ -178,9 +182,6 @@ struct s2255_bufferi {
struct s2255_dmaqueue {
struct list_head active;
- /* thread for acquisition */
- struct task_struct *kthread;
- int frame;
struct s2255_dev *dev;
int channel;
};
@@ -210,16 +211,11 @@ struct s2255_pipeinfo {
u32 max_transfer_size;
u32 cur_transfer_size;
u8 *transfer_buffer;
- u32 transfer_flags;;
u32 state;
- u32 prev_state;
- u32 urb_size;
void *stream_urb;
void *dev; /* back pointer to s2255_dev struct*/
u32 err_count;
- u32 buf_index;
u32 idx;
- u32 priority_set;
};
struct s2255_fmt; /*forward declaration */
@@ -239,13 +235,13 @@ struct s2255_dev {
struct list_head s2255_devlist;
struct timer_list timer;
struct s2255_fw *fw_data;
- int board_num;
- int is_open;
struct s2255_pipeinfo pipes[MAX_PIPE_BUFFERS];
struct s2255_bufferi buffer[MAX_CHANNELS];
struct s2255_mode mode[MAX_CHANNELS];
/* jpeg compression */
struct v4l2_jpegcompression jc[MAX_CHANNELS];
+ /* capture parameters (for high quality mode full size) */
+ struct v4l2_captureparm cap_parm[MAX_CHANNELS];
const struct s2255_fmt *cur_fmt[MAX_CHANNELS];
int cur_frame[MAX_CHANNELS];
int last_frame[MAX_CHANNELS];
@@ -297,9 +293,10 @@ struct s2255_fh {
int resources[MAX_CHANNELS];
};
-#define CUR_USB_FWVER 774 /* current cypress EEPROM firmware version */
+/* current cypress EEPROM firmware version */
+#define S2255_CUR_USB_FWVER ((3 << 8) | 6)
#define S2255_MAJOR_VERSION 1
-#define S2255_MINOR_VERSION 13
+#define S2255_MINOR_VERSION 14
#define S2255_RELEASE 0
#define S2255_VERSION KERNEL_VERSION(S2255_MAJOR_VERSION, \
S2255_MINOR_VERSION, \
@@ -1027,9 +1024,16 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
fh->type = f->type;
norm = norm_minw(fh->dev->vdev[fh->channel]);
if (fh->width > norm_minw(fh->dev->vdev[fh->channel])) {
- if (fh->height > norm_minh(fh->dev->vdev[fh->channel]))
- fh->mode.scale = SCALE_4CIFS;
- else
+ if (fh->height > norm_minh(fh->dev->vdev[fh->channel])) {
+ if (fh->dev->cap_parm[fh->channel].capturemode &
+ V4L2_MODE_HIGHQUALITY) {
+ fh->mode.scale = SCALE_4CIFSI;
+ dprintk(2, "scale 4CIFSI\n");
+ } else {
+ fh->mode.scale = SCALE_4CIFS;
+ dprintk(2, "scale 4CIFS\n");
+ }
+ } else
fh->mode.scale = SCALE_2CIFS;
} else {
@@ -1130,6 +1134,7 @@ static u32 get_transfer_size(struct s2255_mode *mode)
if (mode->format == FORMAT_NTSC) {
switch (mode->scale) {
case SCALE_4CIFS:
+ case SCALE_4CIFSI:
linesPerFrame = NUM_LINES_4CIFS_NTSC * 2;
pixelsPerLine = LINE_SZ_4CIFS_NTSC;
break;
@@ -1147,6 +1152,7 @@ static u32 get_transfer_size(struct s2255_mode *mode)
} else if (mode->format == FORMAT_PAL) {
switch (mode->scale) {
case SCALE_4CIFS:
+ case SCALE_4CIFSI:
linesPerFrame = NUM_LINES_4CIFS_PAL * 2;
pixelsPerLine = LINE_SZ_4CIFS_PAL;
break;
@@ -1502,6 +1508,33 @@ static int vidioc_s_jpegcomp(struct file *file, void *priv,
dprintk(2, "setting jpeg quality %d\n", jc->quality);
return 0;
}
+
+static int vidioc_g_parm(struct file *file, void *priv,
+ struct v4l2_streamparm *sp)
+{
+ struct s2255_fh *fh = priv;
+ struct s2255_dev *dev = fh->dev;
+ if (sp->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+ sp->parm.capture.capturemode = dev->cap_parm[fh->channel].capturemode;
+ dprintk(2, "getting parm %d\n", sp->parm.capture.capturemode);
+ return 0;
+}
+
+static int vidioc_s_parm(struct file *file, void *priv,
+ struct v4l2_streamparm *sp)
+{
+ struct s2255_fh *fh = priv;
+ struct s2255_dev *dev = fh->dev;
+
+ if (sp->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ dev->cap_parm[fh->channel].capturemode = sp->parm.capture.capturemode;
+ dprintk(2, "setting param capture mode %d\n",
+ sp->parm.capture.capturemode);
+ return 0;
+}
static int s2255_open(struct file *file)
{
int minor = video_devdata(file)->minor;
@@ -1793,6 +1826,8 @@ static const struct v4l2_ioctl_ops s2255_ioctl_ops = {
#endif
.vidioc_s_jpegcomp = vidioc_s_jpegcomp,
.vidioc_g_jpegcomp = vidioc_g_jpegcomp,
+ .vidioc_s_parm = vidioc_s_parm,
+ .vidioc_g_parm = vidioc_g_parm,
};
static struct video_device template = {
@@ -1818,7 +1853,6 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
INIT_LIST_HEAD(&dev->vidq[i].active);
dev->vidq[i].dev = dev;
dev->vidq[i].channel = i;
- dev->vidq[i].kthread = NULL;
/* register 4 video devices */
dev->vdev[i] = video_device_alloc();
memcpy(dev->vdev[i], &template, sizeof(struct video_device));
@@ -1839,7 +1873,9 @@ static int s2255_probe_v4l(struct s2255_dev *dev)
return ret;
}
}
- printk(KERN_INFO "Sensoray 2255 V4L driver\n");
+ printk(KERN_INFO "Sensoray 2255 V4L driver Revision: %d.%d\n",
+ S2255_MAJOR_VERSION,
+ S2255_MINOR_VERSION);
return ret;
}
@@ -1929,14 +1965,14 @@ static int save_frame(struct s2255_dev *dev, struct s2255_pipeinfo *pipe_info)
if (!(cc >= 0 && cc < MAX_CHANNELS))
break;
switch (pdword[2]) {
- case 0x01:
+ case S2255_RESPONSE_SETMODE:
/* check if channel valid */
/* set mode ready */
dev->setmode_ready[cc] = 1;
wake_up(&dev->wait_setmode[cc]);
dprintk(5, "setmode ready %d\n", cc);
break;
- case 0x10:
+ case S2255_RESPONSE_FW:
dev->chn_ready |= (1 << cc);
if ((dev->chn_ready & 0x0f) != 0x0f)
@@ -2172,10 +2208,15 @@ static int s2255_board_init(struct s2255_dev *dev)
/* query the firmware */
fw_ver = s2255_get_fx2fw(dev);
- printk(KERN_INFO "2255 usb firmware version %d \n", fw_ver);
- if (fw_ver < CUR_USB_FWVER)
+ printk(KERN_INFO "2255 usb firmware version %d.%d\n",
+ (fw_ver >> 8) & 0xff,
+ fw_ver & 0xff);
+
+ if (fw_ver < S2255_CUR_USB_FWVER)
dev_err(&dev->udev->dev,
- "usb firmware not up to date %d\n", fw_ver);
+ "usb firmware not up to date %d.%d\n",
+ (fw_ver >> 8) & 0xff,
+ fw_ver & 0xff);
for (j = 0; j < MAX_CHANNELS; j++) {
dev->b_acquire[j] = 0;
@@ -2240,8 +2281,10 @@ static void read_pipe_completion(struct urb *purb)
return;
}
status = purb->status;
- if (status != 0) {
- dprintk(2, "read_pipe_completion: err\n");
+ /* if shutting down, do not resubmit, exit immediately */
+ if (status == -ESHUTDOWN) {
+ dprintk(2, "read_pipe_completion: err shutdown\n");
+ pipe_info->err_count++;
return;
}
@@ -2250,9 +2293,13 @@ static void read_pipe_completion(struct urb *purb)
return;
}
- s2255_read_video_callback(dev, pipe_info);
+ if (status == 0)
+ s2255_read_video_callback(dev, pipe_info);
+ else {
+ pipe_info->err_count++;
+ dprintk(1, "s2255drv: failed URB %d\n", status);
+ }
- pipe_info->err_count = 0;
pipe = usb_rcvbulkpipe(dev->udev, dev->read_endpoint);
/* reuse urb */
usb_fill_bulk_urb(pipe_info->stream_urb, dev->udev,
@@ -2264,7 +2311,6 @@ static void read_pipe_completion(struct urb *purb)
if (pipe_info->state != 0) {
if (usb_submit_urb(pipe_info->stream_urb, GFP_KERNEL)) {
dev_err(&dev->udev->dev, "error submitting urb\n");
- usb_free_urb(pipe_info->stream_urb);
}
} else {
dprintk(2, "read pipe complete state 0\n");
@@ -2283,8 +2329,7 @@ static int s2255_start_readpipe(struct s2255_dev *dev)
for (i = 0; i < MAX_PIPE_BUFFERS; i++) {
pipe_info->state = 1;
- pipe_info->buf_index = (u32) i;
- pipe_info->priority_set = 0;
+ pipe_info->err_count = 0;
pipe_info->stream_urb = usb_alloc_urb(0, GFP_KERNEL);
if (!pipe_info->stream_urb) {
dev_err(&dev->udev->dev,
@@ -2298,7 +2343,6 @@ static int s2255_start_readpipe(struct s2255_dev *dev)
pipe_info->cur_transfer_size,
read_pipe_completion, pipe_info);
- pipe_info->urb_size = sizeof(pipe_info->stream_urb);
dprintk(4, "submitting URB %p\n", pipe_info->stream_urb);
retval = usb_submit_urb(pipe_info->stream_urb, GFP_KERNEL);
if (retval) {
@@ -2403,8 +2447,6 @@ static void s2255_stop_readpipe(struct s2255_dev *dev)
if (pipe_info->state == 0)
continue;
pipe_info->state = 0;
- pipe_info->prev_state = 1;
-
}
}
@@ -2542,7 +2584,9 @@ static int s2255_probe(struct usb_interface *interface,
s2255_probe_v4l(dev);
usb_reset_device(dev->udev);
/* load 2255 board specific */
- s2255_board_init(dev);
+ retval = s2255_board_init(dev);
+ if (retval)
+ goto error;
dprintk(4, "before probe done %p\n", dev);
spin_lock_init(&dev->slock);
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-12 12:42:12 +0200