From: Dean Anderson <d...@sensoray.com>
This patch adds V4L2 video status capability and V4L2_MODE_HIGHQUALITY
operation.
Signed-off-by: Dean Anderson <d...@sensoray.com>
--- v4l-dvb-1e670024659d/linux/drivers/media/video/s2255drv.c.orig
2009-04-07 10:38:42.000000000 -0700
+++ v4l-dvb-1e670024659d/linux/drivers/media/video/s2255drv.c 2009-04-07
10:42:51.000000000 -0700
@@ -57,7 +57,8 @@
#define FIRMWARE_FILE_NAME "f2255usb.bin"
-
+#define S2255_REV_MAJOR 1
+#define S2255_REV_MINOR 20
/* default JPEG quality */
#define S2255_DEF_JPEG_QUAL 50
@@ -75,9 +76,13 @@
#define S2255_LOAD_TIMEOUT (5000 + S2255_DSP_BOOTTIME)
#define S2255_DEF_BUFS 16
#define S2255_SETMODE_TIMEOUT 500
+#define S2255_VIDSTATUS_TIMEOUT 350
#define MAX_CHANNELS 4
-#define S2255_MARKER_FRAME 0x2255DA4AL
-#define S2255_MARKER_RESPONSE 0x2255ACACL
+#define S2255_MARKER_FRAME cpu_to_le32(0x2255DA4AL)
+#define S2255_MARKER_RESPONSE cpu_to_le32(0x2255ACACL)
+#define S2255_RESPONSE_SETMODE cpu_to_le32(0x01)
+#define S2255_RESPONSE_FW cpu_to_le32(0x10)
+#define S2255_RESPONSE_STATUS cpu_to_le32(0x20)
#define S2255_USB_XFER_SIZE (16 * 1024)
#define MAX_CHANNELS 4
#define MAX_PIPE_BUFFERS 1
@@ -100,14 +105,16 @@
#define LINE_SZ_DEF 640
#define NUM_LINES_DEF 240
-
/* predefined settings */
#define FORMAT_NTSC 1
#define FORMAT_PAL 2
+/* SCALE_4CIFS is the 2 fields merge into one */
#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 */
@@ -134,12 +141,12 @@
#define DEF_HUE 0
/* usb config commands */
-#define IN_DATA_TOKEN 0x2255c0de
-#define CMD_2255 0xc2255000
-#define CMD_SET_MODE (CMD_2255 | 0x10)
-#define CMD_START (CMD_2255 | 0x20)
-#define CMD_STOP (CMD_2255 | 0x30)
-#define CMD_STATUS (CMD_2255 | 0x40)
+#define IN_DATA_TOKEN cpu_to_le32(0x2255c0de)
+#define CMD_2255 cpu_to_le32(0xc2255000)
+#define CMD_SET_MODE cpu_to_le32((CMD_2255 | 0x10))
+#define CMD_START cpu_to_le32((CMD_2255 | 0x20))
+#define CMD_STOP cpu_to_le32((CMD_2255 | 0x30))
+#define CMD_STATUS cpu_to_le32((CMD_2255 | 0x40))
struct s2255_mode {
u32 format; /* input video format (NTSC, PAL) */
@@ -181,7 +188,6 @@ struct s2255_dmaqueue {
struct list_head active;
/* thread for acquisition */
struct task_struct *kthread;
- int frame;
struct s2255_dev *dev;
int channel;
};
@@ -211,16 +217,12 @@ 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 */
@@ -239,14 +241,15 @@ struct s2255_dev {
struct video_device *vdev[MAX_CHANNELS];
struct list_head s2255_devlist;
struct timer_list timer;
- struct s2255_fw *fw_data;
- int board_num;
- int is_open;
+ struct s2255_fw *fw_data;
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];
@@ -265,9 +268,16 @@ struct s2255_dev {
int chn_configured[MAX_CHANNELS];
wait_queue_head_t wait_setmode[MAX_CHANNELS];
int setmode_ready[MAX_CHANNELS];
+ /* video status items */
+ int vidstatus[MAX_CHANNELS];
+ wait_queue_head_t wait_vidstatus[MAX_CHANNELS];
+ int vidstatus_ready[MAX_CHANNELS];
+
int chn_ready;
struct kref kref;
spinlock_t slock;
+ /* dsp firmware version (f2255usb.bin) */
+ int dsp_fw_ver;
};
#define to_s2255_dev(d) container_of(d, struct s2255_dev, kref)
@@ -298,7 +308,16 @@ struct s2255_fh {
int resources[MAX_CHANNELS];
};
-#define CUR_USB_FWVER 774 /* current cypress EEPROM firmware version */
+/* current cypress EEPROM firmware version (3.6) */
+#define S2255_CUR_USB_FWVER ((3 << 8) | 6)
+/* current DSP FW version */
+#define S2255_CUR_DSP_FWVER 5
+/*
+ * requires version 5 or later of firmware(above)
+ * to enable vid status feature
+ */
+#define S2255_MIN_DSP_STATUS 5
+
#define S2255_MAJOR_VERSION 1
#define S2255_MINOR_VERSION 13
#define S2255_RELEASE 0
@@ -577,6 +596,7 @@ static void s2255_fwchunk_complete(struc
}
data->fw_loaded += len;
} else {
+ dprintk(1, "s2255: fw sent waiting for response\n");
atomic_set(&data->fw_state, S2255_FW_LOADED_DSPWAIT);
}
dprintk(100, "2255 complete done\n");
@@ -1028,9 +1048,16 @@ static int vidioc_s_fmt_vid_cap(struct f
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 {
@@ -1131,6 +1158,7 @@ static u32 get_transfer_size(struct s225
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;
@@ -1148,6 +1176,7 @@ static u32 get_transfer_size(struct s225
} 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;
@@ -1207,8 +1236,8 @@ static int s2255_set_mode(struct s2255_d
struct s2255_mode *mode)
{
int res;
- u32 *buffer;
- unsigned long chn_rev;
+ __le32 *buffer;
+ u32 chn_rev;
mutex_lock(&dev->lock);
chn_rev = G_chnmap[chn];
@@ -1235,9 +1264,10 @@ static int s2255_set_mode(struct s2255_d
/* set the mode */
buffer[0] = IN_DATA_TOKEN;
- buffer[1] = (u32) chn_rev;
+ buffer[1] = cpu_to_le32(chn_rev);
buffer[2] = CMD_SET_MODE;
memcpy(&buffer[3], &dev->mode[chn], sizeof(struct s2255_mode));
+ dev->setmode_ready[chn] = 0;
res = s2255_write_config(dev->udev, (unsigned char *)buffer, 512);
if (debug)
dump_verify_mode(dev, mode);
@@ -1246,7 +1276,6 @@ static int s2255_set_mode(struct s2255_d
/* wait at least 3 frames before continuing */
if (mode->restart) {
- dev->setmode_ready[chn] = 0;
wait_event_timeout(dev->wait_setmode[chn],
(dev->setmode_ready[chn] != 0),
msecs_to_jiffies(S2255_SETMODE_TIMEOUT));
@@ -1262,6 +1291,43 @@ static int s2255_set_mode(struct s2255_d
return res;
}
+static int s2255_cmd_status(struct s2255_dev *dev, unsigned long chn,
+ u32 *pstatus)
+{
+ int res;
+ __le32 *buffer;
+ u32 chn_rev;
+
+ mutex_lock(&dev->lock);
+ chn_rev = G_chnmap[chn];
+ dprintk(4, "s2255_get_status: chan %d\n", chn_rev);
+ buffer = kzalloc(512, GFP_KERNEL);
+ if (buffer == NULL) {
+ dev_err(&dev->udev->dev, "out of mem\n");
+ mutex_unlock(&dev->lock);
+ return -ENOMEM;
+ }
+ /* form the get vid status command */
+ buffer[0] = IN_DATA_TOKEN;
+ buffer[1] = cpu_to_le32(chn_rev);
+ buffer[2] = CMD_STATUS;
+ *pstatus = 0;
+ dev->vidstatus_ready[chn] = 0;
+ res = s2255_write_config(dev->udev, (unsigned char *)buffer, 512);
+ kfree(buffer);
+ wait_event_timeout(dev->wait_vidstatus[chn],
+ (dev->vidstatus_ready[chn] != 0),
+ msecs_to_jiffies(S2255_VIDSTATUS_TIMEOUT));
+ if (dev->vidstatus_ready[chn] != 1) {
+ printk(KERN_DEBUG "s2255: no vidstatus response\n");
+ res = -EFAULT;
+ }
+ *pstatus = dev->vidstatus[chn];
+ dprintk(4, "s2255: vid status %d\n", *pstatus);
+ mutex_unlock(&dev->lock);
+ return res;
+}
+
static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
{
int res;
@@ -1387,11 +1453,24 @@ out_s_std:
static int vidioc_enum_input(struct file *file, void *priv,
struct v4l2_input *inp)
{
+ struct s2255_fh *fh = priv;
+ struct s2255_dev *dev = fh->dev;
+ u32 status = 0;
+
if (inp->index != 0)
return -EINVAL;
inp->type = V4L2_INPUT_TYPE_CAMERA;
inp->std = S2255_NORMS;
+ inp->status = 0;
+ if (dev->dsp_fw_ver >= S2255_MIN_DSP_STATUS) {
+ int rc;
+ rc = s2255_cmd_status(dev, fh->channel, &status);
+ dprintk(4, "s2255_cmd_status rc: %d status %x\n", rc, status);
+ if (rc == 0)
+ inp->status = (status & 0x01) ? 0
+ : V4L2_IN_ST_NO_SIGNAL;
+ }
strlcpy(inp->name, "Camera", sizeof(inp->name));
return 0;
}
@@ -1503,6 +1582,34 @@ static int vidioc_s_jpegcomp(struct file
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;
@@ -1682,6 +1789,8 @@ static void s2255_destroy(struct kref *k
for (i = 0; i < MAX_CHANNELS; i++) {
dev->setmode_ready[i] = 1;
wake_up(&dev->wait_setmode[i]);
+ dev->vidstatus_ready[i] = 1;
+ wake_up(&dev->wait_vidstatus[i]);
}
mutex_lock(&dev->open_lock);
/* reset the DSP so firmware can be reload next time */
@@ -1794,6 +1903,8 @@ static const struct v4l2_ioctl_ops s2255
#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 = {
@@ -1840,7 +1951,9 @@ static int s2255_probe_v4l(struct s2255_
return ret;
}
}
- printk(KERN_INFO "Sensoray 2255 V4L driver\n");
+ printk(KERN_INFO "Sensoray 2255 V4L driver Revision: %d.%d\n",
+ S2255_REV_MAJOR,
+ S2255_REV_MINOR);
return ret;
}
@@ -1890,14 +2003,14 @@ static int save_frame(struct s2255_dev *
if (frm->ulState == S2255_READ_IDLE) {
int jj;
unsigned int cc;
- s32 *pdword;
+ __le32 *pdword; /*data from dsp is little endian */
int payload;
/* search for marker codes */
pdata = (unsigned char *)pipe_info->transfer_buffer;
for (jj = 0; jj < (pipe_info->cur_transfer_size - 12); jj++) {
- switch (*(s32 *) pdata) {
+ switch (*(__le32 *) pdata) {
case S2255_MARKER_FRAME:
- pdword = (s32 *)pdata;
+ pdword = (__le32 *)pdata;
dprintk(4, "found frame marker at offset:"
" %d [%x %x]\n", jj, pdata[0],
pdata[1]);
@@ -1921,7 +2034,7 @@ static int save_frame(struct s2255_dev *
dev->jpg_size[dev->cc] = pdword[4];
break;
case S2255_MARKER_RESPONSE:
- pdword = (s32 *)pdata;
+ pdword = (__le32 *)pdata;
pdata += DEF_USB_BLOCK;
jj += DEF_USB_BLOCK;
if (pdword[1] >= MAX_CHANNELS)
@@ -1930,15 +2043,14 @@ static int save_frame(struct s2255_dev *
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)
break;
@@ -1948,6 +2060,13 @@ static int save_frame(struct s2255_dev *
S2255_FW_SUCCESS);
wake_up(&dev->fw_data->wait_fw);
break;
+ case S2255_RESPONSE_STATUS:
+ dev->vidstatus[cc] = pdword[3];
+ dev->vidstatus_ready[cc] = 1;
+ wake_up(&dev->wait_vidstatus[cc]);
+ dprintk(5, "got vidstatus %x chan %d\n",
+ pdword[3], cc);
+ break;
default:
printk(KERN_INFO "s2255 unknwn resp\n");
}
@@ -2173,10 +2292,15 @@ static int s2255_board_init(struct s2255
/* 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;
@@ -2241,8 +2365,10 @@ static void read_pipe_completion(struct
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;
}
@@ -2251,9 +2377,13 @@ static void read_pipe_completion(struct
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,
@@ -2265,7 +2395,6 @@ static void read_pipe_completion(struct
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");
@@ -2284,8 +2413,7 @@ static int s2255_start_readpipe(struct s
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,
@@ -2316,7 +2444,7 @@ static int s2255_start_acquire(struct s2
{
unsigned char *buffer;
int res;
- unsigned long chn_rev;
+ u32 chn_rev;
int j;
if (chn >= MAX_CHANNELS) {
dprintk(2, "start acquire failed, bad channel %lu\n", chn);
@@ -2341,9 +2469,9 @@ static int s2255_start_acquire(struct s2
}
/* send the start command */
- *(u32 *) buffer = IN_DATA_TOKEN;
- *((u32 *) buffer + 1) = (u32) chn_rev;
- *((u32 *) buffer + 2) = (u32) CMD_START;
+ *(__le32 *) buffer = IN_DATA_TOKEN;
+ *((__le32 *) buffer + 1) = cpu_to_le32(chn_rev);
+ *((__le32 *) buffer + 2) = CMD_START;
res = s2255_write_config(dev->udev, (unsigned char *)buffer, 512);
if (res != 0)
dev_err(&dev->udev->dev, "CMD_START error\n");
@@ -2373,9 +2501,9 @@ static int s2255_stop_acquire(struct s22
/* send the stop command */
dprintk(4, "stop acquire %lu\n", chn);
- *(u32 *) buffer = IN_DATA_TOKEN;
- *((u32 *) buffer + 1) = (u32) chn_rev;
- *((u32 *) buffer + 2) = CMD_STOP;
+ *(__le32 *) buffer = IN_DATA_TOKEN;
+ *((__le32 *) buffer + 1) = cpu_to_le32(chn_rev);
+ *((__le32 *) buffer + 2) = CMD_STOP;
res = s2255_write_config(dev->udev, (unsigned char *)buffer, 512);
if (res != 0)
@@ -2404,8 +2532,6 @@ static void s2255_stop_readpipe(struct s
if (pipe_info->state == 0)
continue;
pipe_info->state = 0;
- pipe_info->prev_state = 1;
-
}
}
@@ -2504,9 +2630,10 @@ static int s2255_probe(struct usb_interf
dev->timer.data = (unsigned long)dev->fw_data;
init_waitqueue_head(&dev->fw_data->wait_fw);
- for (i = 0; i < MAX_CHANNELS; i++)
+ for (i = 0; i < MAX_CHANNELS; i++) {
init_waitqueue_head(&dev->wait_setmode[i]);
-
+ init_waitqueue_head(&dev->wait_vidstatus[i]);
+ }
dev->fw_data->fw_urb = usb_alloc_urb(0, GFP_KERNEL);
@@ -2538,12 +2665,17 @@ static int s2255_probe(struct usb_interf
__le32 *pRel;
pRel = (__le32 *) &dev->fw_data->fw->data[fw_size - 4];
printk(KERN_INFO "s2255 dsp fw version %x\n", *pRel);
+ dev->dsp_fw_ver = *pRel;
+ if (*pRel < S2255_CUR_DSP_FWVER)
+ printk(KERN_INFO "s2255: f2255usb.bin out of date.\n");
}
/* loads v4l specific */
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);
@@ -2572,6 +2704,8 @@ static void s2255_disconnect(struct usb_
for (i = 0; i < MAX_CHANNELS; i++) {
dev->setmode_ready[i] = 1;
wake_up(&dev->wait_setmode[i]);
+ dev->vidstatus_ready[i] = 1;
+ wake_up(&dev->wait_vidstatus[i]);
}
mutex_lock(&dev->open_lock);
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
