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Diffstat (limited to 'drivers/usb/ov511.c')
-rw-r--r--drivers/usb/ov511.c743
1 files changed, 341 insertions, 402 deletions
diff --git a/drivers/usb/ov511.c b/drivers/usb/ov511.c
index b047d0776..e97410c32 100644
--- a/drivers/usb/ov511.c
+++ b/drivers/usb/ov511.c
@@ -6,7 +6,7 @@
* Color fixes by by Orion Sky Lawlor, olawlor@acm.org, 2/26/2000
* Snapshot code by Kevin Moore
* OV7620 fixes by Charl P. Botha <cpbotha@ieee.org>
- * Changes by Claudio Matsuoka, claudio@conectiva.com, 3/26/2000
+ * Changes by Claudio Matsuoka <claudio@conectiva.com>
*
* Based on the Linux CPiA driver written by Peter Pregler,
* Scott J. Bertin and Johannes Erdfelt.
@@ -30,7 +30,7 @@
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-static const char version[] = "1.13";
+static const char version[] = "1.14";
#define __NO_VERSION__
@@ -64,6 +64,9 @@ static const char version[] = "1.13";
#define DEFAULT_WIDTH 640
#define DEFAULT_HEIGHT 480
+#define GET_SEGSIZE(p) ((p) == VIDEO_PALETTE_RGB24 ? 384 : 256)
+#define GET_DEPTH(p) ((p) == VIDEO_PALETTE_RGB24 ? 24 : 8)
+
/* PARAMETER VARIABLES: */
static int autoadjust = 1; /* CCD dynamically changes exposure, etc... */
@@ -90,9 +93,13 @@ static int sensor = 0;
static int i2c_detect_tries = 5;
/* For legal values, see the OV7610/7620 specs under register Common F,
- upper nybble (set to 0-F) */
+ * upper nybble (set to 0-F) */
static int aperture = -1;
+/* Force image to be read in RGB instead of BGR. This option allow
+ * programs that expect RGB data (e.g. gqcam) to work with this driver. */
+static int force_rgb = 0;
+
MODULE_PARM(autoadjust, "i");
MODULE_PARM(debug, "i");
MODULE_PARM(fix_rgb_offset, "i");
@@ -100,8 +107,9 @@ MODULE_PARM(snapshot, "i");
MODULE_PARM(sensor, "i");
MODULE_PARM(i2c_detect_tries, "i");
MODULE_PARM(aperture, "i");
+MODULE_PARM(force_rgb, "i");
-MODULE_AUTHOR("Mark McClelland (and others)");
+MODULE_AUTHOR("Mark McClelland <mmcclelland@delphi.com> & Bret Wallach & Orion Sky Lawlor <olawlor@acm.org> & Kevin Moore & Charl P. Botha <cpbotha@ieee.org> & Claudio Matsuoka <claudio@conectiva.com>");
MODULE_DESCRIPTION("OV511 USB Camera Driver");
char kernel_version[] = UTS_RELEASE;
@@ -126,6 +134,26 @@ static struct cam_list clist[] = {
{ -1, NULL }
};
+static struct palette_list plist[] = {
+ { VIDEO_PALETTE_GREY, "GREY" },
+ { VIDEO_PALETTE_HI240, "HI240" },
+ { VIDEO_PALETTE_RGB565, "RGB565" },
+ { VIDEO_PALETTE_RGB24, "RGB24" },
+ { VIDEO_PALETTE_RGB32, "RGB32" },
+ { VIDEO_PALETTE_RGB555, "RGB555" },
+ { VIDEO_PALETTE_YUV422, "YUV422" },
+ { VIDEO_PALETTE_YUYV, "YUYV" },
+ { VIDEO_PALETTE_UYVY, "UYVY" },
+ { VIDEO_PALETTE_YUV420, "YUV420" },
+ { VIDEO_PALETTE_YUV411, "YUV411" },
+ { VIDEO_PALETTE_RAW, "RAW" },
+ { VIDEO_PALETTE_YUV422P,"YUV422P" },
+ { VIDEO_PALETTE_YUV411P,"YUV411P" },
+ { VIDEO_PALETTE_YUV420P,"YUV420P" },
+ { VIDEO_PALETTE_YUV410P,"YUV410P" },
+ { -1, NULL }
+};
+
/**********************************************************************
*
* Memory management
@@ -236,7 +264,8 @@ static void rvfree(void *mem, unsigned long size)
**********************************************************************/
#ifdef CONFIG_PROC_FS
-static struct proc_dir_entry *ov511_proc_root = NULL;
+static struct proc_dir_entry *ov511_proc_entry = NULL;
+static struct proc_dir_entry *video_proc_entry = NULL;
#define YES_NO(x) ((x) ? "yes" : "no")
@@ -244,7 +273,7 @@ static int ov511_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
char *out = page;
- int i, len;
+ int i, j, len;
struct usb_ov511 *ov511 = data;
/* IMPORTANT: This output MUST be kept under PAGE_SIZE
@@ -259,6 +288,10 @@ static int ov511_read_proc(char *page, char **start, off_t off,
out += sprintf (out, "subcapture : %s\n", YES_NO (ov511->sub_flag));
out += sprintf (out, "sub_size : %d %d %d %d\n",
ov511->subx, ov511->suby, ov511->subw, ov511->subh);
+ out += sprintf (out, "data_format : %s\n", force_rgb ? "RGB" : "BGR");
+ out += sprintf (out, "brightness : %d\n", ov511->brightness >> 8);
+ out += sprintf (out, "colour : %d\n", ov511->colour >> 8);
+ out += sprintf (out, "contrast : %d\n", ov511->contrast >> 8);
out += sprintf (out, "num_frames : %d\n", OV511_NUMFRAMES);
for (i = 0; i < OV511_NUMFRAMES; i++) {
out += sprintf (out, "frame : %d\n", i);
@@ -266,27 +299,40 @@ static int ov511_read_proc(char *page, char **start, off_t off,
ov511->frame[i].depth);
out += sprintf (out, " size : %d %d\n",
ov511->frame[i].width, ov511->frame[i].height);
+#if 0
out += sprintf (out, " hdr_size : %d %d\n",
ov511->frame[i].hdrwidth, ov511->frame[i].hdrheight);
- out += sprintf (out, " format : %d\n",
- ov511->frame[i].format);
+#endif
+ out += sprintf (out, " format : ");
+ for (j = 0; plist[j].num >= 0; j++) {
+ if (plist[j].num == ov511->frame[i].format) {
+ out += sprintf (out, "%s\n", plist[j].name);
+ break;
+ }
+ }
+ if (plist[j].num < 0)
+ out += sprintf (out, "unknown\n");
out += sprintf (out, " segsize : %d\n",
ov511->frame[i].segsize);
+ out += sprintf (out, " data_buffer : 0x%p\n",
+ ov511->frame[i].data);
#if 0
- out += sprintf (out, " curline : %d\n",
- ov511->frame[i].curline);
- out += sprintf (out, " segment : %d\n",
- ov511->frame[i].segment);
- out += sprintf (out, " scanlength : %ld\n",
- ov511->frame[i].scanlength);
out += sprintf (out, " bytesread : %ld\n",
ov511->frame[i].bytes_read);
#endif
}
out += sprintf (out, "snap_enabled : %s\n", YES_NO (ov511->snap_enabled));
- out += sprintf (out, "bridge : %d\n", ov511->bridge);
- out += sprintf (out, "sensor : %d\n", ov511->sensor);
+ out += sprintf (out, "bridge : %s\n",
+ ov511->bridge == BRG_OV511 ? "OV511" :
+ ov511->bridge == BRG_OV511PLUS ? "OV511+" :
+ "unknown");
+ out += sprintf (out, "sensor : %s\n",
+ ov511->sensor == SEN_OV7610 ? "OV7610" :
+ ov511->sensor == SEN_OV7620 ? "OV7620" :
+ ov511->sensor == SEN_OV7620AE ? "OV7620AE" :
+ "unknown");
out += sprintf (out, "packet_size : %d\n", ov511->packet_size);
+ out += sprintf (out, "framebuffer : 0x%p\n", ov511->fbuf);
len = out - page;
len -= off;
@@ -303,130 +349,7 @@ static int ov511_read_proc(char *page, char **start, off_t off,
static int ov511_write_proc(struct file *file, const char *buffer,
unsigned long count, void *data)
{
- int retval = -EINVAL;
-
-#if 0
- /* struct cam_data *cam = data; */
- struct usb_ov511 new_params;
- int size = count;
- int find_colon;
- unsigned long val;
- u32 command_flags = 0;
- u8 new_mains;
-
- if (down_interruptible(&cam->param_lock))
- return -ERESTARTSYS;
-
- /*
- * Skip over leading whitespace
- */
- while (count && isspace(*buffer)) {
- --count;
- ++buffer;
- }
-
-
-#define MATCH(x) \
- ({ \
- int _len = strlen(x), _ret, _colon_found; \
- _ret = (_len <= count && strncmp(buffer, x, _len) == 0); \
- if (_ret) { \
- buffer += _len; \
- count -= _len; \
- if (find_colon) { \
- _colon_found = 0; \
- while (count && (*buffer == ' ' || *buffer == '\t' || \
- (!_colon_found && *buffer == ':'))) { \
- if (*buffer == ':') \
- _colon_found = 1; \
- --count; \
- ++buffer; \
- } \
- if (!count || !_colon_found) \
- retval = -EINVAL; \
- find_colon = 0; \
- } \
- } \
- _ret; \
- })
-
-#define VALUE \
- ({ \
- char *_p; \
- unsigned long int _ret; \
- _ret = simple_strtoul(buffer, &_p, 0); \
- if (_p == buffer) \
- retval = -EINVAL; \
- else { \
- count -= _p - buffer; \
- buffer = _p; \
- } \
- _ret; \
- })
-
-
- retval = 0;
- while (count && !retval) {
- find_colon = 1;
-
- if (MATCH("")) {
- if (!retval)
- val = VALUE;
-
- if (!retval) {
- if (val <= 0xff)
- /* ... = val */ ;
- else
- retval = -EINVAL;
- }
- } else {
- DBG("No match found\n");
- retval = -EINVAL;
- }
-
- if (!retval) {
- while (count && isspace(*buffer) && *buffer != '\n') {
- --count;
- ++buffer;
- }
- if (count) {
- if (*buffer != '\n' && *buffer != ';')
- retval = -EINVAL;
- else {
- --count;
- ++buffer;
- }
- }
- }
- }
-
-#undef MATCH
-#undef FIRMWARE_VERSION
-#undef VALUE
-#undef FIND_VALUE
-#undef FIND_END
- if (!retval) {
- if (command_flags & COMMAND_SETCOLOURPARAMS) {
- /* Adjust cam->vp to reflect these changes */
- cam->vp.brightness =
- new_params.colourParams.brightness*65535/100;
- cam->vp.contrast =
- new_params.colourParams.contrast*65535/100;
- cam->vp.colour =
- new_params.colourParams.saturation*65535/100;
- }
-
- memcpy(&cam->params, &new_params, sizeof(struct cam_params));
- cam->mainsFreq = new_mains;
- cam->cmd_queue |= command_flags;
- retval = size;
- } else
- PDEBUG(3, "error: %d\n", retval);
-
- up(&cam->param_lock);
-#endif
-
- return retval;
+ return -EINVAL;
}
static void create_proc_ov511_cam (struct usb_ov511 *ov511)
@@ -434,14 +357,15 @@ static void create_proc_ov511_cam (struct usb_ov511 *ov511)
char name[7];
struct proc_dir_entry *ent;
- PDEBUG (4, "***************");
- if (!ov511_proc_root || !ov511)
+ PDEBUG (4, "creating /proc/video/ov511/videoX entry");
+ if (!ov511_proc_entry || !ov511)
return;
sprintf(name, "video%d", ov511->vdev.minor);
- PDEBUG (4, "==== name: %s", name);
+ PDEBUG (4, "creating %s", name);
- ent = create_proc_entry(name, S_IFREG|S_IRUGO|S_IWUSR, ov511_proc_root);
+ ent = create_proc_entry(name, S_IFREG|S_IRUGO|S_IWUSR, ov511_proc_entry);
+
if (!ent)
return;
@@ -460,26 +384,44 @@ static void destroy_proc_ov511_cam (struct usb_ov511 *ov511)
return;
sprintf(name, "video%d", ov511->vdev.minor);
- PDEBUG (4, "==== name: %s", name);
-#if 0
- remove_proc_entry(name, ov511_proc_root);
+ PDEBUG (4, "destroying %s", name);
+ remove_proc_entry(name, ov511_proc_entry);
ov511->proc_entry = NULL;
-#endif
}
static void proc_ov511_create(void)
{
- ov511_proc_root = create_proc_entry("ov511", S_IFDIR, 0);
+ struct proc_dir_entry *p = NULL;
+
+ /* No current standard here. Alan prefers /proc/video/ as it keeps
+ * /proc "less cluttered than /proc/randomcardifoundintheshed/"
+ * -claudio
+ */
+ PDEBUG (3, "creating /proc/video");
+ video_proc_entry = proc_mkdir("video", p);
+ if (!video_proc_entry) {
+ if (!p) {
+ err("Unable to initialise /proc/video\n");
+ return;
+ } else { /* FIXME - this doesn't work */
+ PDEBUG (3, "/proc/video already exists");
+ video_proc_entry = p;
+ }
+ }
- if (ov511_proc_root)
- ov511_proc_root->owner = THIS_MODULE;
+ ov511_proc_entry = create_proc_entry("ov511", S_IFDIR, video_proc_entry);
+
+ if (ov511_proc_entry)
+ ov511_proc_entry->owner = THIS_MODULE;
else
- printk("Unable to initialise /proc/ov511\n"); /***********/
+ err("Unable to initialise /proc/video/ov511\n");
}
static void proc_ov511_destroy(void)
{
- remove_proc_entry("ov511", 0);
+ PDEBUG (3, "removing /proc/video/ov511");
+ remove_proc_entry("ov511", video_proc_entry);
+ remove_proc_entry("video", NULL);
}
#endif /* CONFIG_PROC_FS */
@@ -510,7 +452,6 @@ static int ov511_reg_write(struct usb_device *dev,
return rc;
}
-
/* returns: negative is error, pos or zero is data */
static int ov511_reg_read(struct usb_device *dev, unsigned char reg)
{
@@ -533,7 +474,6 @@ static int ov511_reg_read(struct usb_device *dev, unsigned char reg)
}
}
-
static int ov511_i2c_write(struct usb_device *dev,
unsigned char reg,
unsigned char value)
@@ -580,7 +520,6 @@ error:
return rc;
}
-
/* returns: negative is error, pos or zero is data */
static int ov511_i2c_read(struct usb_device *dev, unsigned char reg)
{
@@ -653,7 +592,6 @@ error:
return rc;
}
-
static int ov511_write_regvals(struct usb_device *dev,
struct ov511_regvals * pRegvals)
{
@@ -682,9 +620,8 @@ error:
return rc;
}
-
-#if 0
-static void ov511_dump_i2c_range( struct usb_device *dev, int reg1, int regn)
+#ifdef OV511_DEBUG
+static void ov511_dump_i2c_range(struct usb_device *dev, int reg1, int regn)
{
int i;
int rc;
@@ -694,15 +631,13 @@ static void ov511_dump_i2c_range( struct usb_device *dev, int reg1, int regn)
}
}
-
-static void ov511_dump_i2c_regs( struct usb_device *dev)
+static void ov511_dump_i2c_regs(struct usb_device *dev)
{
PDEBUG(3, "I2C REGS");
ov511_dump_i2c_range(dev, 0x00, 0x38);
}
-
-static void ov511_dump_reg_range( struct usb_device *dev, int reg1, int regn)
+static void ov511_dump_reg_range(struct usb_device *dev, int reg1, int regn)
{
int i;
int rc;
@@ -712,8 +647,8 @@ static void ov511_dump_reg_range( struct usb_device *dev, int reg1, int regn)
}
}
-
-static void ov511_dump_regs( struct usb_device *dev)
+#if 0
+static void ov511_dump_regs(struct usb_device *dev)
{
PDEBUG(1, "CAMERA INTERFACE REGS");
ov511_dump_reg_range(dev, 0x10, 0x1f);
@@ -736,7 +671,7 @@ static void ov511_dump_regs( struct usb_device *dev)
}
#endif
-
+#endif
static int ov511_reset(struct usb_device *dev, unsigned char reset_type)
{
@@ -752,24 +687,21 @@ static int ov511_reset(struct usb_device *dev, unsigned char reset_type)
return rc;
}
-
/* Temporarily stops OV511 from functioning. Must do this before changing
* registers while the camera is streaming */
static inline int ov511_stop(struct usb_device *dev)
{
- PDEBUG(4, "ov511_stop()");
+ PDEBUG(4, "stopping");
return (ov511_reg_write(dev, OV511_REG_SYSTEM_RESET, 0x3d));
}
-
/* Restarts OV511 after ov511_stop() is called */
static inline int ov511_restart(struct usb_device *dev)
{
- PDEBUG(4, "ov511_restart()");
+ PDEBUG(4, "restarting");
return (ov511_reg_write(dev, OV511_REG_SYSTEM_RESET, 0x00));
}
-
static int ov511_set_packet_size(struct usb_ov511 *ov511, int size)
{
int alt, mult;
@@ -844,9 +776,16 @@ ov7610_set_picture(struct usb_ov511 *ov511, struct video_picture *p)
if (ov511_stop(dev) < 0)
return -EIO;
+ ov511->contrast = p->contrast;
+ ov511->brightness = p->brightness;
+ ov511->colour = p->colour;
+ ov511->hue = p->hue;
+ ov511->whiteness = p->whiteness;
+
if ((ret = ov511_i2c_read(dev, OV7610_REG_COM_B)) < 0)
return -EIO;
#if 0
+ /* disable auto adjust mode */
if (ov511_i2c_write(dev, OV7610_REG_COM_B, ret & 0xfe) < 0)
return -EIO;
#endif
@@ -880,7 +819,6 @@ ov7610_set_picture(struct usb_ov511 *ov511, struct video_picture *p)
return 0;
}
-
static inline int
ov7610_get_picture(struct usb_ov511 *ov511, struct video_picture *p)
{
@@ -903,12 +841,10 @@ ov7610_get_picture(struct usb_ov511 *ov511, struct video_picture *p)
p->hue = 0x8000;
p->whiteness = 105 << 8;
-#if 0
- p->depth = 3; /* Don't know if this is right */
-#else
- p->depth = 24;
-#endif
- p->palette = VIDEO_PALETTE_RGB24;
+
+ /* Can we get these from frame[0]? -claudio? */
+ p->depth = ov511->frame[0].depth;
+ p->palette = ov511->frame[0].format;
if (ov511_restart(dev) < 0)
return -EIO;
@@ -916,6 +852,22 @@ ov7610_get_picture(struct usb_ov511 *ov511, struct video_picture *p)
return 0;
}
+/* FIXME: add 176x144, 160x140 */
+static struct mode_list mlist[] = {
+ { 640, 480, VIDEO_PALETTE_GREY, 0x4f, 0x3d, 0x00, 0x00,
+ 0x4f, 0x3d, 0x00, 0x00, 0x04, 0x03, 0x24, 0x04, 0x9e },
+ { 640, 480, VIDEO_PALETTE_RGB24,0x4f, 0x3d, 0x00, 0x00,
+ 0x4f, 0x3d, 0x00, 0x00, 0x06, 0x03, 0x24, 0x04, 0x9e },
+ { 320, 240, VIDEO_PALETTE_GREY, 0x27, 0x1f, 0x00, 0x00,
+ 0x27, 0x1f, 0x00, 0x00, 0x01, 0x03, 0x04, 0x24, 0x1e },
+ { 320, 240, VIDEO_PALETTE_RGB24,0x27, 0x1f, 0x00, 0x00,
+ 0x27, 0x1f, 0x00, 0x00, 0x01, 0x03, 0x04, 0x24, 0x1e },
+ { 352, 288, VIDEO_PALETTE_GREY, 0x2b, 0x25, 0x00, 0x00,
+ 0x2b, 0x25, 0x00, 0x00, 0x01, 0x03, 0x04, 0x04, 0x1e },
+ { 352, 288, VIDEO_PALETTE_RGB24,0x2b, 0x25, 0x00, 0x00,
+ 0x2b, 0x25, 0x00, 0x00, 0x01, 0x03, 0x04, 0x04, 0x1e },
+ { 0, 0 }
+};
static int
ov511_mode_init_regs(struct usb_ov511 *ov511,
@@ -925,6 +877,7 @@ ov511_mode_init_regs(struct usb_ov511 *ov511,
struct usb_device *dev = ov511->dev;
int hwsbase = 0;
int hwebase = 0;
+ int i;
PDEBUG(3, "width:%d, height:%d, mode:%d, sub:%d",
width, height, mode, sub_flag);
@@ -975,6 +928,9 @@ ov511_mode_init_regs(struct usb_ov511 *ov511,
break;
}
+#if 0
+ /* FIXME: subwindow support is currently broken!
+ */
if (width == 640 && height == 480) {
if (sub_flag) {
/* horizontal window start */
@@ -1018,41 +974,51 @@ ov511_mode_init_regs(struct usb_ov511 *ov511,
}
}
- ov511_reg_write(dev, 0x14, 0x00);
- ov511_reg_write(dev, 0x15, 0x00);
+ ov511_reg_write(dev, 0x14, 0x00); /* Pixel divisor */
+ ov511_reg_write(dev, 0x15, 0x00); /* Line divisor */
/* FIXME?? Shouldn't below be true only for YUV420? */
- ov511_reg_write(dev, 0x18, 0x03);
+ ov511_reg_write(dev, 0x18, 0x03); /* YUV420/422, YFIR */
- ov511_i2c_write(dev, 0x12, 0x24);
- ov511_i2c_write(dev, 0x14, 0x04);
+ ov511_i2c_write(dev, 0x12, 0x24); /* Common A */
+ ov511_i2c_write(dev, 0x14, 0x04); /* Common C */
/* 7620 doesn't have register 0x35, so play it safe */
if (ov511->sensor != SEN_OV7620)
ov511_i2c_write(dev, 0x35, 0x9e);
- } else if (width == 320 && height == 240) {
- ov511_reg_write(dev, 0x12, 0x27);
- ov511_reg_write(dev, 0x13, 0x1f);
- ov511_reg_write(dev, 0x14, 0x00);
- ov511_reg_write(dev, 0x15, 0x00);
- ov511_reg_write(dev, 0x18, 0x03);
+#endif
+
+ for (i = 0; mlist[i].width; i++) {
+ if (width != mlist[i].width ||
+ height != mlist[i].height ||
+ mode != mlist[i].mode)
+ continue;
+
+ ov511_reg_write(dev, 0x12, mlist[i].pxcnt);
+ ov511_reg_write(dev, 0x13, mlist[i].lncnt);
+ ov511_reg_write(dev, 0x14, mlist[i].pxdv);
+ ov511_reg_write(dev, 0x15, mlist[i].lndv);
+ ov511_reg_write(dev, 0x18, mlist[i].m420);
/* Snapshot additions */
- ov511_reg_write(dev, 0x1a, 0x27);
- ov511_reg_write(dev, 0x1b, 0x1f);
- ov511_reg_write(dev, 0x1c, 0x00);
- ov511_reg_write(dev, 0x1d, 0x00);
+ ov511_reg_write(dev, 0x1a, mlist[i].s_pxcnt);
+ ov511_reg_write(dev, 0x1b, mlist[i].s_lncnt);
+ ov511_reg_write(dev, 0x1c, mlist[i].s_pxdv);
+ ov511_reg_write(dev, 0x1d, mlist[i].s_lndv);
- if (mode == VIDEO_PALETTE_GREY) {
- ov511_i2c_write(dev, 0x11, 1); /* check */
- } else {
- ov511_i2c_write(dev, 0x11, 1); /* check */
- }
+ ov511_i2c_write(dev, 0x11, mlist[i].clock); /* check */
- ov511_i2c_write(dev, 0x12, 0x04);
- ov511_i2c_write(dev, 0x14, 0x24);
- ov511_i2c_write(dev, 0x35, 0x1e);
- } else {
+ ov511_i2c_write(dev, 0x12, mlist[i].common_A);
+ ov511_i2c_write(dev, 0x14, mlist[i].common_C);
+
+ /* 7620 doesn't have register 0x35, so play it safe */
+ if (ov511->sensor != SEN_OV7620)
+ ov511_i2c_write(dev, 0x35, mlist[i].common_L);
+
+ break;
+ }
+
+ if (mlist[i].width == 0) {
err("Unknown mode (%d, %d): %d", width, height, mode);
rc = -EINVAL;
}
@@ -1060,10 +1026,14 @@ ov511_mode_init_regs(struct usb_ov511 *ov511,
if (ov511_restart(ov511->dev) < 0)
return -EIO;
+#ifdef OV511_DEBUG
+ if (debug >= 5)
+ ov511_dump_i2c_regs(dev);
+#endif
+
return rc;
}
-
/**********************************************************************
*
* Color correction functions
@@ -1093,32 +1063,38 @@ static inline void
ov511_move_420_block(int yTL, int yTR, int yBL, int yBR, int u, int v,
int rowPixels, unsigned char * rgb)
{
- const double brightness = 1.0; // 0->black; 1->full scale
- const double saturation = 1.0; // 0->greyscale; 1->full color
+ const double brightness = 1.0; /* 0->black; 1->full scale */
+ const double saturation = 1.0; /* 0->greyscale; 1->full color */
const double fixScale = brightness * 256 * 256;
const int rvScale = (int)(1.402 * saturation * fixScale);
const int guScale = (int)(-0.344136 * saturation * fixScale);
const int gvScale = (int)(-0.714136 * saturation * fixScale);
const int buScale = (int)(1.772 * saturation * fixScale);
const int yScale = (int)(fixScale);
+ int r, g, b;
+
+ g = guScale * u + gvScale * v;
+ if (force_rgb) {
+ r = buScale * u;
+ b = rvScale * v;
+ } else {
+ r = rvScale * v;
+ b = buScale * u;
+ }
- int r = rvScale * v;
- int g = guScale * u + gvScale * v;
- int b = buScale * u;
yTL *= yScale; yTR *= yScale;
yBL *= yScale; yBR *= yScale;
- //Write out top two pixels
+ /* Write out top two pixels */
rgb[0] = LIMIT(b+yTL); rgb[1] = LIMIT(g+yTL); rgb[2] = LIMIT(r+yTL);
rgb[3] = LIMIT(b+yTR); rgb[4] = LIMIT(g+yTR); rgb[5] = LIMIT(r+yTR);
- //Skip down to next line to write out bottom two pixels
+ /* Skip down to next line to write out bottom two pixels */
rgb += 3 * rowPixels;
rgb[0] = LIMIT(b+yBL); rgb[1] = LIMIT(g+yBL); rgb[2] = LIMIT(r+yBL);
rgb[3] = LIMIT(b+yBR); rgb[4] = LIMIT(g+yBR); rgb[5] = LIMIT(r+yBR);
}
-
/*
* For a 640x480 YUV4:2:0 images, data shows up in 1200 384 byte segments.
* The first 64 bytes of each segment are U, the next 64 are V. The U and
@@ -1155,13 +1131,13 @@ ov511_move_420_block(int yTL, int yTR, int yBL, int yBR, int u, int v,
#undef OV511_DUMPPIX
static void
-ov511_parse_data_rgb24(unsigned char * pIn0, unsigned char * pOut0,
+ov511_parse_data_rgb24(unsigned char *pIn0, unsigned char *pOut0,
int iOutY, int iOutUV, int iHalf, int iWidth)
{
#ifndef OV511_DUMPPIX
int k, l, m;
- unsigned char * pIn;
- unsigned char * pOut, * pOut1;
+ unsigned char *pIn;
+ unsigned char *pOut, *pOut1;
/* Just copy the Y's if in the first stripe */
if (!iHalf) {
@@ -1232,7 +1208,6 @@ ov511_parse_data_rgb24(unsigned char * pIn0, unsigned char * pOut0,
pOut += 8 * 3;
}
}
-
#else
/* Just dump pix data straight out for debug */
int i, j;
@@ -1249,7 +1224,6 @@ ov511_parse_data_rgb24(unsigned char * pIn0, unsigned char * pOut0,
#endif
}
-
/*
* For 640x480 RAW BW images, data shows up in 1200 256 byte segments.
* The segments represent 4 squares of 8x8 pixels as follows:
@@ -1257,11 +1231,11 @@ ov511_parse_data_rgb24(unsigned char * pIn0, unsigned char * pOut0,
* 0 1 ... 7 64 65 ... 71 ... 192 193 ... 199
* 8 9 ... 15 72 73 ... 79 200 201 ... 207
* ... ... ...
- * 56 57 ... 63 120 121 127 248 249 ... 255
+ * 56 57 ... 63 120 121 ... 127 248 249 ... 255
*
*/
static void
-ov511_parse_data_grey(unsigned char * pIn0, unsigned char * pOut0,
+ov511_parse_data_grey(unsigned char *pIn0, unsigned char *pOut0,
int iOutY, int iWidth)
{
int k, l, m;
@@ -1276,13 +1250,12 @@ ov511_parse_data_grey(unsigned char * pIn0, unsigned char * pOut0,
for (m = 0; m < 8; m++) {
*pOut1++ = *pIn++;
}
- pOut1 += iWidth - 8;
+ pOut1 += iWidth - WDIV;
}
pOut += 8;
}
}
-
/*
* fixFrameRGBoffset--
* My camera seems to return the red channel about 1 pixel
@@ -1317,7 +1290,6 @@ static void fixFrameRGBoffset(struct ov511_frame *frame)
}
}
-
/**********************************************************************
*
* OV511 data transfer, IRQ handler
@@ -1488,7 +1460,6 @@ static int ov511_move_data(struct usb_ov511 *ov511, urb_t *urb)
return totlen;
}
-
static void ov511_isoc_irq(struct urb *urb)
{
int len;
@@ -1520,7 +1491,6 @@ static void ov511_isoc_irq(struct urb *urb)
return;
}
-
static int ov511_init_isoc(struct usb_ov511 *ov511)
{
urb_t *urb;
@@ -1595,7 +1565,6 @@ static int ov511_init_isoc(struct usb_ov511 *ov511)
return 0;
}
-
static void ov511_stop_isoc(struct usb_ov511 *ov511)
{
if (!ov511->streaming || !ov511->dev)
@@ -1622,7 +1591,6 @@ static void ov511_stop_isoc(struct usb_ov511 *ov511)
}
}
-
static int ov511_new_frame(struct usb_ov511 *ov511, int framenum)
{
struct ov511_frame *frame;
@@ -1658,25 +1626,17 @@ static int ov511_new_frame(struct usb_ov511 *ov511, int framenum)
/* Make sure it's not too big */
if (width > DEFAULT_WIDTH)
width = DEFAULT_WIDTH;
-#if 0
- width = (width / 8) * 8; /* Multiple of 8 */
-#endif
- width &= ~7L;
+
+ width &= ~7L; /* Multiple of 8 */
if (height > DEFAULT_HEIGHT)
height = DEFAULT_HEIGHT;
-#if 0
- height = (height / 4) * 4; /* Multiple of 4 */
-#endif
- width &= ~3L;
-// /* We want a fresh frame every 30 we get */
-// ov511->compress = (ov511->compress + 1) % 30;
+ width &= ~3L; /* Multiple of 4 */
return 0;
}
-
/****************************************************************************
*
* V4L API
@@ -1687,43 +1647,45 @@ static int ov511_open(struct video_device *dev, int flags)
{
int err = -EBUSY;
struct usb_ov511 *ov511 = (struct usb_ov511 *)dev;
+ int i;
- PDEBUG(4, "ov511_open");
+ PDEBUG(4, "opening");
down(&ov511->lock);
- if (ov511->user)
- goto out_unlock;
- ov511->frame[0].grabstate = FRAME_UNUSED;
- ov511->frame[1].grabstate = FRAME_UNUSED;
+ if (ov511->user) {
+ up(&ov511->lock);
+ return -EBUSY;
+ }
err = -ENOMEM;
/* Allocate memory for the frame buffers */
- ov511->fbuf = rvmalloc(2 * MAX_DATA_SIZE);
+ ov511->fbuf = rvmalloc(OV511_NUMFRAMES * MAX_DATA_SIZE);
if (!ov511->fbuf)
- goto open_err_ret;
+ return err;
- ov511->frame[0].data = ov511->fbuf;
- ov511->frame[1].data = ov511->fbuf + MAX_DATA_SIZE;
ov511->sub_flag = 0;
- PDEBUG(4, "frame [0] @ %p", ov511->frame[0].data);
- PDEBUG(4, "frame [1] @ %p", ov511->frame[1].data);
+ for (i = 0; i < OV511_NUMFRAMES; i++) {
+ ov511->frame[i].grabstate = FRAME_UNUSED;
+ ov511->frame[i].data = ov511->fbuf + i * MAX_DATA_SIZE;
+ PDEBUG(4, "frame [%d] @ %p", i, ov511->frame[0].data);
- ov511->sbuf[0].data = kmalloc(FRAMES_PER_DESC * MAX_FRAME_SIZE_PER_DESC, GFP_KERNEL);
- if (!ov511->sbuf[0].data)
- goto open_err_on0;
- ov511->sbuf[1].data = kmalloc(FRAMES_PER_DESC * MAX_FRAME_SIZE_PER_DESC, GFP_KERNEL);
- if (!ov511->sbuf[1].data)
- goto open_err_on1;
-
- PDEBUG(4, "sbuf[0] @ %p", ov511->sbuf[0].data);
- PDEBUG(4, "sbuf[1] @ %p", ov511->sbuf[1].data);
+ ov511->sbuf[i].data = kmalloc(FRAMES_PER_DESC *
+ MAX_FRAME_SIZE_PER_DESC, GFP_KERNEL);
+ if (!ov511->sbuf[i].data) {
+open_free_ret:
+ while (--i) kfree(ov511->sbuf[i].data);
+ rvfree(ov511->fbuf, 2 * MAX_DATA_SIZE);
+ return err;
+ }
+ PDEBUG(4, "sbuf[%d] @ %p", i, ov511->sbuf[i].data);
+ }
err = ov511_init_isoc(ov511);
if (err)
- goto open_err_on2;
+ goto open_free_ret;
ov511->user++;
up(&ov511->lock);
@@ -1731,24 +1693,12 @@ static int ov511_open(struct video_device *dev, int flags)
MOD_INC_USE_COUNT;
return 0;
-
-open_err_on2:
- kfree (ov511->sbuf[1].data);
-open_err_on1:
- kfree (ov511->sbuf[0].data);
-open_err_on0:
- rvfree(ov511->fbuf, 2 * MAX_DATA_SIZE);
-open_err_ret:
- return err;
-out_unlock:
- up(&ov511->lock);
- return err;
}
-
static void ov511_close(struct video_device *dev)
{
struct usb_ov511 *ov511 = (struct usb_ov511 *)dev;
+ int i;
PDEBUG(4, "ov511_close");
@@ -1759,10 +1709,9 @@ static void ov511_close(struct video_device *dev)
ov511_stop_isoc(ov511);
- rvfree(ov511->fbuf, 2 * MAX_DATA_SIZE);
-
- kfree(ov511->sbuf[1].data);
- kfree(ov511->sbuf[0].data);
+ rvfree(ov511->fbuf, OV511_NUMFRAMES * MAX_DATA_SIZE);
+ for (i = 0; i < OV511_NUMFRAMES; i++)
+ kfree(ov511->sbuf[i].data);
up(&ov511->lock);
@@ -1772,7 +1721,6 @@ static void ov511_close(struct video_device *dev)
}
}
-
static int ov511_init_done(struct video_device *dev)
{
#ifdef CONFIG_PROC_FS
@@ -1782,13 +1730,11 @@ static int ov511_init_done(struct video_device *dev)
return 0;
}
-
static long ov511_write(struct video_device *dev, const char *buf, unsigned long count, int noblock)
{
return -EINVAL;
}
-
static int ov511_ioctl(struct video_device *vdev, unsigned int cmd, void *arg)
{
struct usb_ov511 *ov511 = (struct usb_ov511 *)vdev;
@@ -2097,7 +2043,6 @@ redo:
return 0;
}
-
static long ov511_read(struct video_device *dev, char *buf, unsigned long count, int noblock)
{
struct usb_ov511 *ov511 = (struct usb_ov511 *)dev;
@@ -2138,10 +2083,6 @@ static long ov511_read(struct video_device *dev, char *buf, unsigned long count,
frame = &ov511->frame[frmx];
- /* FIXME */
- frame->segsize = frame->format == VIDEO_PALETTE_RGB24 ? 384 : 256;
- frame->depth = frame->format == VIDEO_PALETTE_RGB24 ? 24 : 8;
-
restart:
if (!ov511->dev)
return -EIO;
@@ -2165,11 +2106,8 @@ restart:
/* Repeat until we get a snapshot frame */
- if (!ov511->snap_enabled) {
- PDEBUG (4, "snap disabled");
- } else {
+ if (ov511->snap_enabled)
PDEBUG (4, "Waiting snapshot frame");
- }
if (ov511->snap_enabled && !frame->snapshot) {
frame->bytes_read = 0;
if (ov511_new_frame(ov511, frmx))
@@ -2178,13 +2116,11 @@ restart:
}
/* Clear the snapshot */
- if (ov511->snap_enabled)
- PDEBUG (4, "Clear snapshot");
if (ov511->snap_enabled && frame->snapshot) {
frame->snapshot = 0;
- ov511_reg_write(ov511->dev, 0x52, 0x01);
- ov511_reg_write(ov511->dev, 0x52, 0x03);
- ov511_reg_write(ov511->dev, 0x52, 0x01);
+ ov511_reg_write(ov511->dev, OV511_REG_SYSTEM_SNAPSHOT, 0x01);
+ ov511_reg_write(ov511->dev, OV511_REG_SYSTEM_SNAPSHOT, 0x03);
+ ov511_reg_write(ov511->dev, OV511_REG_SYSTEM_SNAPSHOT, 0x01);
}
PDEBUG(4, "frmx=%d, bytes_read=%ld, scanlength=%ld", frmx,
@@ -2212,7 +2148,7 @@ restart:
/* Mark it as available to be used again. */
ov511->frame[frmx].grabstate = FRAME_UNUSED;
- if (ov511_new_frame(ov511, frmx ? 0 : 1))
+ if (ov511_new_frame(ov511, !frmx))
err("ov511_new_frame returned error");
}
@@ -2221,7 +2157,6 @@ restart:
return count;
}
-
static int ov511_mmap(struct video_device *dev, const char *adr,
unsigned long size)
{
@@ -2229,7 +2164,7 @@ static int ov511_mmap(struct video_device *dev, const char *adr,
unsigned long start = (unsigned long)adr;
unsigned long page, pos;
- if (!ov511->dev)
+ if (ov511->dev == NULL)
return -EIO;
PDEBUG(4, "mmap: %ld (%lX) bytes", size, size);
@@ -2238,8 +2173,7 @@ static int ov511_mmap(struct video_device *dev, const char *adr,
return -EINVAL;
pos = (unsigned long)ov511->fbuf;
- while (size > 0)
- {
+ while (size > 0) {
page = kvirt_to_pa(pos);
if (remap_page_range(start, page, PAGE_SIZE, PAGE_SHARED))
return -EAGAIN;
@@ -2254,7 +2188,6 @@ static int ov511_mmap(struct video_device *dev, const char *adr,
return 0;
}
-
static struct video_device ov511_template = {
name: "OV511 USB Camera",
type: VID_TYPE_CAPTURE,
@@ -2268,7 +2201,6 @@ static struct video_device ov511_template = {
initialize: ov511_init_done,
};
-
/****************************************************************************
*
* OV511/OV7610 configuration
@@ -2281,68 +2213,70 @@ static int ov76xx_configure(struct usb_ov511 *ov511)
int i, success;
int rc;
- static struct ov511_regvals aRegvalsNorm7610[] =
- {{OV511_I2C_BUS, 0x10, 0xff},
- {OV511_I2C_BUS, 0x16, 0x06},
- {OV511_I2C_BUS, 0x28, 0x24},
- {OV511_I2C_BUS, 0x2b, 0xac},
- {OV511_I2C_BUS, 0x05, 0x00},
- {OV511_I2C_BUS, 0x06, 0x00},
- {OV511_I2C_BUS, 0x12, 0x00},
- {OV511_I2C_BUS, 0x38, 0x81},
- {OV511_I2C_BUS, 0x28, 0x24}, /* 0c */
- {OV511_I2C_BUS, 0x05, 0x00},
- {OV511_I2C_BUS, 0x0f, 0x05},
- {OV511_I2C_BUS, 0x15, 0x01},
- {OV511_I2C_BUS, 0x20, 0x1c},
- {OV511_I2C_BUS, 0x23, 0x2a},
- {OV511_I2C_BUS, 0x24, 0x10},
- {OV511_I2C_BUS, 0x25, 0x8a},
- {OV511_I2C_BUS, 0x27, 0xc2},
- {OV511_I2C_BUS, 0x29, 0x03}, /* 91 */
- {OV511_I2C_BUS, 0x2a, 0x04},
- {OV511_I2C_BUS, 0x2c, 0xfe},
- {OV511_I2C_BUS, 0x30, 0x71},
- {OV511_I2C_BUS, 0x31, 0x60},
- {OV511_I2C_BUS, 0x32, 0x26},
- {OV511_I2C_BUS, 0x33, 0x20},
- {OV511_I2C_BUS, 0x34, 0x48},
- {OV511_I2C_BUS, 0x12, 0x24},
- {OV511_I2C_BUS, 0x11, 0x01},
- {OV511_I2C_BUS, 0x0c, 0x24},
- {OV511_I2C_BUS, 0x0d, 0x24},
- {OV511_DONE_BUS, 0x0, 0x00},
+ static struct ov511_regvals aRegvalsNorm7610[] = {
+ { OV511_I2C_BUS, 0x10, 0xff },
+ { OV511_I2C_BUS, 0x16, 0x06 },
+ { OV511_I2C_BUS, 0x28, 0x24 },
+ { OV511_I2C_BUS, 0x2b, 0xac },
+ { OV511_I2C_BUS, 0x05, 0x00 },
+ { OV511_I2C_BUS, 0x06, 0x00 },
+ { OV511_I2C_BUS, 0x12, 0x00 },
+ { OV511_I2C_BUS, 0x38, 0x81 },
+ { OV511_I2C_BUS, 0x28, 0x24 }, /* 0c */
+ { OV511_I2C_BUS, 0x05, 0x00 },
+ { OV511_I2C_BUS, 0x0f, 0x05 },
+ { OV511_I2C_BUS, 0x15, 0x01 },
+ { OV511_I2C_BUS, 0x20, 0x1c },
+ { OV511_I2C_BUS, 0x23, 0x2a },
+ { OV511_I2C_BUS, 0x24, 0x10 },
+ { OV511_I2C_BUS, 0x25, 0x8a },
+ { OV511_I2C_BUS, 0x27, 0xc2 },
+ { OV511_I2C_BUS, 0x29, 0x03 }, /* 91 */
+ { OV511_I2C_BUS, 0x2a, 0x04 },
+ { OV511_I2C_BUS, 0x2c, 0xfe },
+ { OV511_I2C_BUS, 0x30, 0x71 },
+ { OV511_I2C_BUS, 0x31, 0x60 },
+ { OV511_I2C_BUS, 0x32, 0x26 },
+ { OV511_I2C_BUS, 0x33, 0x20 },
+ { OV511_I2C_BUS, 0x34, 0x48 },
+ { OV511_I2C_BUS, 0x12, 0x24 },
+ { OV511_I2C_BUS, 0x11, 0x01 },
+ { OV511_I2C_BUS, 0x0c, 0x24 },
+ { OV511_I2C_BUS, 0x0d, 0x24 },
+ { OV511_DONE_BUS, 0x0, 0x00 },
};
- static struct ov511_regvals aRegvalsNorm7620[] =
- {{OV511_I2C_BUS, 0x10, 0xff},
- {OV511_I2C_BUS, 0x16, 0x06},
- {OV511_I2C_BUS, 0x28, 0x24},
- {OV511_I2C_BUS, 0x2b, 0xac},
- {OV511_I2C_BUS, 0x12, 0x00},
- {OV511_I2C_BUS, 0x28, 0x24},
- {OV511_I2C_BUS, 0x05, 0x00},
- {OV511_I2C_BUS, 0x0f, 0x05},
- {OV511_I2C_BUS, 0x15, 0x01},
- {OV511_I2C_BUS, 0x23, 0x00},
- {OV511_I2C_BUS, 0x24, 0x10},
- {OV511_I2C_BUS, 0x25, 0x8a},
- {OV511_I2C_BUS, 0x27, 0xe2},
- {OV511_I2C_BUS, 0x29, 0x03},
- {OV511_I2C_BUS, 0x2a, 0x00},
- {OV511_I2C_BUS, 0x2c, 0xfe},
- {OV511_I2C_BUS, 0x30, 0x71},
- {OV511_I2C_BUS, 0x31, 0x60},
- {OV511_I2C_BUS, 0x32, 0x26},
- {OV511_I2C_BUS, 0x33, 0x20},
- {OV511_I2C_BUS, 0x34, 0x48},
- {OV511_I2C_BUS, 0x12, 0x24},
- {OV511_I2C_BUS, 0x11, 0x01},
- {OV511_I2C_BUS, 0x0c, 0x24},
- {OV511_I2C_BUS, 0x0d, 0x24},
- {OV511_DONE_BUS, 0x0, 0x00},
+ static struct ov511_regvals aRegvalsNorm7620[] = {
+ { OV511_I2C_BUS, 0x10, 0xff },
+ { OV511_I2C_BUS, 0x16, 0x06 },
+ { OV511_I2C_BUS, 0x28, 0x24 },
+ { OV511_I2C_BUS, 0x2b, 0xac },
+ { OV511_I2C_BUS, 0x12, 0x00 },
+ { OV511_I2C_BUS, 0x28, 0x24 },
+ { OV511_I2C_BUS, 0x05, 0x00 },
+ { OV511_I2C_BUS, 0x0f, 0x05 },
+ { OV511_I2C_BUS, 0x15, 0x01 },
+ { OV511_I2C_BUS, 0x23, 0x00 },
+ { OV511_I2C_BUS, 0x24, 0x10 },
+ { OV511_I2C_BUS, 0x25, 0x8a },
+ { OV511_I2C_BUS, 0x27, 0xe2 },
+ { OV511_I2C_BUS, 0x29, 0x03 },
+ { OV511_I2C_BUS, 0x2a, 0x00 },
+ { OV511_I2C_BUS, 0x2c, 0xfe },
+ { OV511_I2C_BUS, 0x30, 0x71 },
+ { OV511_I2C_BUS, 0x31, 0x60 },
+ { OV511_I2C_BUS, 0x32, 0x26 },
+ { OV511_I2C_BUS, 0x33, 0x20 },
+ { OV511_I2C_BUS, 0x34, 0x48 },
+ { OV511_I2C_BUS, 0x12, 0x24 },
+ { OV511_I2C_BUS, 0x11, 0x01 },
+ { OV511_I2C_BUS, 0x0c, 0x24 },
+ { OV511_I2C_BUS, 0x0d, 0x24 },
+ { OV511_DONE_BUS, 0x0, 0x00 },
};
+ PDEBUG (4, "starting configuration");
+
if(ov511_reg_write(dev, OV511_REG_I2C_SLAVE_ID_WRITE,
OV7610_I2C_WRITE_ID) < 0)
return -1;
@@ -2385,13 +2319,13 @@ static int ov76xx_configure(struct usb_ov511 *ov511)
err("Error detecting sensor type");
return -1;
} else if((rc & 3) == 3) {
- printk("ov511: Sensor is an OV7610\n");
+ info("Sensor is an OV7610");
ov511->sensor = SEN_OV7610;
} else if((rc & 3) == 1) {
- printk("ov511: Sensor is an OV7620AE\n");
+ info("Sensor is an OV7620AE");
ov511->sensor = SEN_OV7620AE;
} else if((rc & 3) == 0) {
- printk("ov511: Sensor is an OV7620\n");
+ info("Sensor is an OV7620");
ov511->sensor = SEN_OV7620;
} else {
err("Unknown image sensor version: %d", rc & 3);
@@ -2399,13 +2333,15 @@ static int ov76xx_configure(struct usb_ov511 *ov511)
}
} else { /* sensor != 0; user overrode detection */
ov511->sensor = sensor;
- printk("ov511: Sensor set to type %d\n", ov511->sensor);
+ info("Sensor set to type %d", ov511->sensor);
}
if (ov511->sensor == SEN_OV7620) {
+ PDEBUG(4, "Writing 7620 registers");
if (ov511_write_regvals(dev, aRegvalsNorm7620))
return -1;
} else {
+ PDEBUG(4, "Writing 7610 registers");
if (ov511_write_regvals(dev, aRegvalsNorm7610))
return -1;
}
@@ -2438,34 +2374,35 @@ static int ov76xx_configure(struct usb_ov511 *ov511)
static int ov511_configure(struct usb_ov511 *ov511)
{
struct usb_device *dev = ov511->dev;
+ int i;
- static struct ov511_regvals aRegvalsInit[] =
- {{OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x7f},
- {OV511_REG_BUS, OV511_REG_SYSTEM_INIT, 0x01},
- {OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x7f},
- {OV511_REG_BUS, OV511_REG_SYSTEM_INIT, 0x01},
- {OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x3f},
- {OV511_REG_BUS, OV511_REG_SYSTEM_INIT, 0x01},
- {OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x3d},
- {OV511_DONE_BUS, 0x0, 0x00},
+ static struct ov511_regvals aRegvalsInit[] = {
+ { OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x7f },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_INIT, 0x01 },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x7f },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_INIT, 0x01 },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x3f },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_INIT, 0x01 },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_RESET, 0x3d },
+ { OV511_DONE_BUS, 0x0, 0x00},
};
- static struct ov511_regvals aRegvalsNorm511[] =
- {{OV511_REG_BUS, 0x20, 0x01},
- {OV511_REG_BUS, 0x52, 0x02},
- {OV511_REG_BUS, 0x52, 0x00},
- {OV511_REG_BUS, 0x31, 0x1f}, /* 0f */
- {OV511_REG_BUS, 0x70, 0x3f},
- {OV511_REG_BUS, 0x71, 0x3f},
- {OV511_REG_BUS, 0x72, 0x01},
- {OV511_REG_BUS, 0x73, 0x01},
- {OV511_REG_BUS, 0x74, 0x01},
- {OV511_REG_BUS, 0x75, 0x01},
- {OV511_REG_BUS, 0x76, 0x01},
- {OV511_REG_BUS, 0x77, 0x01},
- {OV511_REG_BUS, 0x78, 0x06},
- {OV511_REG_BUS, 0x79, 0x03},
- {OV511_DONE_BUS, 0x0, 0x00},
+ static struct ov511_regvals aRegvalsNorm511[] = {
+ { OV511_REG_BUS, OV511_REG_DRAM_ENABLE_FLOW_CONTROL, 0x01 },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_SNAPSHOT, 0x02 },
+ { OV511_REG_BUS, OV511_REG_SYSTEM_SNAPSHOT, 0x00 },
+ { OV511_REG_BUS, OV511_REG_FIFO_BITMASK, 0x1f }, /* 0f */
+ { OV511_REG_BUS, OV511_OMNICE_PREDICTION_HORIZ_Y, 0x3f },
+ { OV511_REG_BUS, OV511_OMNICE_PREDICTION_HORIZ_UV, 0x3f },
+ { OV511_REG_BUS, OV511_OMNICE_PREDICTION_VERT_Y, 0x01 },
+ { OV511_REG_BUS, OV511_OMNICE_PREDICTION_VERT_UV, 0x01 },
+ { OV511_REG_BUS, OV511_OMNICE_QUANTIZATION_HORIZ_Y, 0x01 },
+ { OV511_REG_BUS, OV511_OMNICE_QUANTIZATION_HORIZ_UV, 0x01 },
+ { OV511_REG_BUS, OV511_OMNICE_QUANTIZATION_VERT_Y, 0x01 },
+ { OV511_REG_BUS, OV511_OMNICE_QUANTIZATION_VERT_UV, 0x01 },
+ { OV511_REG_BUS, OV511_OMNICE_ENABLE, 0x06 },
+ { OV511_REG_BUS, OV511_OMNICE_LUT_ENABLE, 0x03 },
+ { OV511_DONE_BUS, 0x0, 0x00 },
};
memcpy(&ov511->vdev, &ov511_template, sizeof(ov511_template));
@@ -2488,16 +2425,15 @@ static int ov511_configure(struct usb_ov511 *ov511)
/* Set default sizes in case IOCTL (VIDIOCMCAPTURE) is not used
* (using read() instead). */
- ov511->frame[0].width = DEFAULT_WIDTH;
- ov511->frame[0].height = DEFAULT_HEIGHT;
- ov511->frame[0].depth = 24; /**************/
- ov511->frame[0].bytes_read = 0;
- ov511->frame[0].segment = 0;
- ov511->frame[1].width = DEFAULT_WIDTH;
- ov511->frame[1].height = DEFAULT_HEIGHT;
- ov511->frame[1].depth = 24;
- ov511->frame[1].bytes_read = 0;
- ov511->frame[1].segment = 0;
+ for (i = 0; i < OV511_NUMFRAMES; i++) {
+ ov511->frame[i].width = DEFAULT_WIDTH;
+ ov511->frame[i].height = DEFAULT_HEIGHT;
+ ov511->frame[i].depth = 24;
+ ov511->frame[i].bytes_read = 0;
+ ov511->frame[i].segment = 0;
+ ov511->frame[i].format = VIDEO_PALETTE_RGB24;
+ ov511->frame[i].segsize = GET_SEGSIZE(ov511->frame[i].format);
+ }
/* Initialize to DEFAULT_WIDTH, DEFAULT_HEIGHT, YUV4:2:0 */
@@ -2588,7 +2524,7 @@ static void* ov511_probe(struct usb_device *dev, unsigned int ifnum)
PDEBUG (4, "CustomID = %d", ov511->customid);
for (i = 0; clist[i].id >= 0; i++) {
if (ov511->customid == clist[i].id) {
- printk ("Camera: %s\n", clist[i].description);
+ info("camera: %s", clist[i].description);
ov511->desc = i;
break;
}
@@ -2606,6 +2542,11 @@ static void* ov511_probe(struct usb_device *dev, unsigned int ifnum)
err("support for your camera.");
}
+ /* Workaround for some applications that want data in RGB
+ * instead of BGR */
+ if (force_rgb)
+ info("data format set to RGB");
+
if (!ov511_configure(ov511)) {
ov511->user = 0;
init_MUTEX(&ov511->lock); /* to 1 == available */
@@ -2670,7 +2611,6 @@ static void ov511_disconnect(struct usb_device *dev, void *ptr)
}
#ifdef CONFIG_PROC_FS
- PDEBUG(3, "destroying /proc/ov511/video%d", ov511->vdev.minor);
destroy_proc_ov511_cam(ov511);
#endif
@@ -2712,13 +2652,12 @@ static int __init usb_ov511_init(void)
static void __exit usb_ov511_exit(void)
{
+ usb_deregister(&ov511_driver);
+ info("ov511 driver deregistered");
+
#ifdef CONFIG_PROC_FS
- PDEBUG(3, "destroying /proc/ov511");
proc_ov511_destroy();
#endif
-
- usb_deregister(&ov511_driver);
- info("ov511 driver deregistered");
}
module_init(usb_ov511_init);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 08:10:27 +0000