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path: root/linux/drivers/media/video/gspca/pac7311.c
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Diffstat (limited to 'linux/drivers/media/video/gspca/pac7311.c')
-rw-r--r--linux/drivers/media/video/gspca/pac7311.c651
1 files changed, 418 insertions, 233 deletions
diff --git a/linux/drivers/media/video/gspca/pac7311.c b/linux/drivers/media/video/gspca/pac7311.c
index 1b3ea1e93..730b4a1ae 100644
--- a/linux/drivers/media/video/gspca/pac7311.c
+++ b/linux/drivers/media/video/gspca/pac7311.c
@@ -40,9 +40,14 @@ struct sd {
unsigned char colors;
unsigned char autogain;
- char ffseq;
+ char ffnb; /* number of 'ff' in the previous frame */
+ char tosof; /* number of bytes before next start of frame */
signed char ag_cnt;
#define AG_CNT_START 13
+
+ __u8 sensor;
+#define SENSOR_PAC7302 0
+#define SENSOR_PAC7311 1
};
/* V4L2 controls supported by the driver */
@@ -205,9 +210,158 @@ static const __u8 pac7311_jpeg_header[] = {
0x11, 0x00, 0x3f, 0x00
};
+/* pac 7302 */
+static const __u8 probe_7302[] = {
+/* index,value */
+ 0xff, 0x01, /* page 1 */
+ 0x78, 0x00, /* deactivate */
+ 0xff, 0x01,
+ 0x78, 0x40, /* led off */
+};
+static const __u8 start_7302[] = {
+/* index, len, [value]* */
+ 0x00, 12, 0x01, 0x40, 0x40, 0x40, 0x01, 0xe0, 0x02, 0x80,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x0d, 24, 0x03, 0x01, 0x00, 0xb5, 0x07, 0xcb, 0x00, 0x00,
+ 0x07, 0xc8, 0x00, 0xea, 0x07, 0xcf, 0x07, 0xf7,
+ 0x07, 0x7e, 0x01, 0x0b, 0x00, 0x00, 0x00, 0x11,
+ 0x26, 2, 0xaa, 0xaa,
+ 0x2e, 1, 0x31,
+ 0x38, 1, 0x01,
+ 0x3a, 3, 0x14, 0xff, 0x5a,
+ 0x43, 11, 0x00, 0x0a, 0x18, 0x11, 0x01, 0x2c, 0x88, 0x11,
+ 0x00, 0x54, 0x11,
+ 0x55, 1, 0x00,
+ 0x62, 4, 0x10, 0x1e, 0x1e, 0x18,
+ 0x6b, 1, 0x00,
+ 0x6e, 3, 0x08, 0x06, 0x00,
+ 0x72, 3, 0x00, 0xff, 0x00,
+ 0x7d, 23, 0x01, 0x01, 0x58, 0x46, 0x50, 0x3c, 0x50, 0x3c,
+ 0x54, 0x46, 0x54, 0x56, 0x52, 0x50, 0x52, 0x50,
+ 0x56, 0x64, 0xa4, 0x00, 0xda, 0x00, 0x00,
+ 0xa2, 10, 0x22, 0x2c, 0x3c, 0x54, 0x69, 0x7c, 0x9c, 0xb9,
+ 0xd2, 0xeb,
+ 0xaf, 1, 0x02,
+ 0xb5, 2, 0x08, 0x08,
+ 0xb8, 2, 0x08, 0x88,
+ 0xc4, 4, 0xae, 0x01, 0x04, 0x01,
+ 0xcc, 1, 0x00,
+ 0xd1, 11, 0x01, 0x30, 0x49, 0x5e, 0x6f, 0x7f, 0x8e, 0xa9,
+ 0xc1, 0xd7, 0xec,
+ 0xdc, 1, 0x01,
+ 0xff, 1, 0x01,
+ 0x12, 3, 0x02, 0x00, 0x01,
+ 0x3e, 2, 0x00, 0x00,
+ 0x76, 5, 0x01, 0x20, 0x40, 0x00, 0xf2,
+ 0x7c, 1, 0x00,
+ 0x7f, 10, 0x4b, 0x0f, 0x01, 0x2c, 0x02, 0x58, 0x03, 0x20,
+ 0x02, 0x00,
+ 0x96, 5, 0x01, 0x10, 0x04, 0x01, 0x04,
+ 0xc8, 17, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00,
+ 0x07, 0x00, 0x01, 0x07, 0x04, 0x01,
+ 0x01,
+ 0xdb, 2, 0x00, 0x01,
+ 0xde, 8, 0x00, 0x01, 0x04, 0x04, 0x00, 0x00, 0x00,
+ 0xe6, 4, 0x00, 0x00, 0x00, 0x01,
+ 0xeb, 1, 0x00,
+ 0xff, 1, 0x02,
+ 0x22, 1, 0x00,
+ 0xff, 1, 0x03,
+ 0x00, 255, /* load the page 3 */
+ 0x11, 1, 0x01,
+ 0xff, 1, 0x02,
+ 0x13, 1, 0x00,
+ 0x22, 4, 0x1f, 0xa4, 0xf0, 0x96,
+ 0x27, 2, 0x14, 0x0c,
+ 0x2a, 5, 0xc8, 0x00, 0x18, 0x12, 0x22,
+ 0x64, 8, 0x00, 0x00, 0xf0, 0x01, 0x14, 0x44, 0x44, 0x44,
+ 0x6e, 1, 0x08,
+ 0xff, 1, 0x03,
+ 0x78, 1, 0x00,
+ 0, 0 /* end of sequence */
+};
+
+/* page 3 - the value 0xaa says skip the index - see reg_w_page() */
+static const __u8 page3_7302[] = {
+ 0x90, 0x40, 0x03, 0x50, 0xc2, 0x01, 0x14, 0x16,
+ 0x14, 0x12, 0x00, 0x00, 0x00, 0x02, 0x33, 0x00,
+ 0x0f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x47, 0x01, 0xb3, 0x01, 0x00,
+ 0x00, 0x08, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x21,
+ 0x00, 0x00, 0x00, 0x54, 0xf4, 0x02, 0x52, 0x54,
+ 0xa4, 0xb8, 0xe0, 0x2a, 0xf6, 0x00, 0x00, 0x00,
+ 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xfc, 0x00, 0xf2, 0x1f, 0x04, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0xc0, 0xc0, 0x10, 0x00, 0x00,
+ 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x40, 0xff, 0x03, 0x19, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xc8, 0xc8, 0xc8,
+ 0xc8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50,
+ 0x08, 0x10, 0x24, 0x40, 0x00, 0x00, 0x00, 0x00,
+ 0x01, 0x00, 0x02, 0x47, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x02, 0xfa, 0x00, 0x64, 0x5a, 0x28, 0x00,
+ 0x00
+};
+
+/* pac 7311 */
+static const __u8 probe_7311[] = {
+ 0x78, 0x40, /* Bit_0=start stream, Bit_7=LED */
+ 0x78, 0x40, /* Bit_0=start stream, Bit_7=LED */
+ 0x78, 0x44, /* Bit_0=start stream, Bit_7=LED */
+ 0xff, 0x04,
+ 0x27, 0x80,
+ 0x28, 0xca,
+ 0x29, 0x53,
+ 0x2a, 0x0e,
+ 0xff, 0x01,
+ 0x3e, 0x20,
+};
+
+static const __u8 start_7311[] = {
+/* index, len, [value]* */
+ 0xff, 1, 0x01,
+ 0x02, 53, 0x48, 0x0a, 0x40, 0x08, 0x00, 0x00, 0x08, 0x00,
+ 0x06, 0xff, 0x11, 0xff, 0x5a, 0x30, 0x90, 0x4c,
+ 0x00, 0x07, 0x00, 0x0a, 0x10, 0x00, 0xa0, 0x10,
+ 0x02, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00,
+ 0x3e, 52, 0x00, 0x00, 0x78, 0x52, 0x4a, 0x52, 0x78, 0x6e,
+ 0x48, 0x46, 0x48, 0x6e, 0x5f, 0x49, 0x42, 0x49,
+ 0x5f, 0x5f, 0x49, 0x42, 0x49, 0x5f, 0x6e, 0x48,
+ 0x46, 0x48, 0x6e, 0x78, 0x52, 0x4a, 0x52, 0x78,
+ 0x00, 0x00, 0x09, 0x1b, 0x34, 0x49, 0x5c, 0x9b,
+ 0xd0, 0xff,
+ 0x78, 6, 0x44, 0x00, 0xf2, 0x01, 0x01, 0x80,
+ 0x7f, 18, 0x2a, 0x1c, 0x00, 0xc8, 0x02, 0x58, 0x03, 0x84,
+ 0x12, 0x00, 0x1a, 0x04, 0x08, 0x0c, 0x10, 0x14,
+ 0x18, 0x20,
+ 0x96, 3, 0x01, 0x08, 0x04,
+ 0xa0, 4, 0x44, 0x44, 0x44, 0x04,
+ 0xf0, 13, 0x01, 0x00, 0x00, 0x00, 0x22, 0x00, 0x20, 0x00,
+ 0x3f, 0x00, 0x0a, 0x01, 0x00,
+ 0xff, 1, 0x04,
+ 0x00, 254, /* load the page 4 */
+ 0x11, 1, 0x01,
+ 0, 0 /* end of sequence */
+};
+
+/* page 4 - the value 0xaa says skip the index - see reg_w_page() */
+static const __u8 page4_7311[] = {
+ 0xaa, 0xaa, 0x04, 0x54, 0x07, 0x2b, 0x09, 0x0f,
+ 0x09, 0x00, 0xaa, 0xaa, 0x07, 0x00, 0x00, 0x62,
+ 0x08, 0xaa, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x03, 0xa0, 0x01, 0xf4, 0xaa,
+ 0xaa, 0x00, 0x08, 0xaa, 0x03, 0xaa, 0x00, 0x01,
+ 0xca, 0x10, 0x06, 0x78, 0x00, 0x00, 0x00, 0x00,
+ 0x23, 0x28, 0x04, 0x11, 0x00, 0x00
+};
+
static void reg_w_buf(struct gspca_dev *gspca_dev,
- __u16 index,
- const char *buffer, __u16 len)
+ __u8 index,
+ const char *buffer, int len)
{
memcpy(gspca_dev->usb_buf, buffer, len);
usb_control_msg(gspca_dev->dev,
@@ -220,7 +374,7 @@ static void reg_w_buf(struct gspca_dev *gspca_dev,
}
static __u8 reg_r(struct gspca_dev *gspca_dev,
- __u16 index)
+ __u8 index)
{
usb_control_msg(gspca_dev->dev,
usb_rcvctrlpipe(gspca_dev->dev, 0),
@@ -233,7 +387,7 @@ static __u8 reg_r(struct gspca_dev *gspca_dev,
}
static void reg_w(struct gspca_dev *gspca_dev,
- __u16 index,
+ __u8 index,
__u8 value)
{
gspca_dev->usb_buf[0] = value;
@@ -245,6 +399,74 @@ static void reg_w(struct gspca_dev *gspca_dev,
500);
}
+static void reg_w_seq(struct gspca_dev *gspca_dev,
+ const __u8 *seq, int len)
+{
+ while (--len >= 0) {
+ reg_w(gspca_dev, seq[0], seq[1]);
+ seq += 2;
+ }
+}
+
+/* load the beginning of a page */
+static void reg_w_page(struct gspca_dev *gspca_dev,
+ const __u8 *page, int len)
+{
+ int index;
+
+ for (index = 0; index < len; index++) {
+ if (page[index] == 0xaa) /* skip this index */
+ continue;
+ gspca_dev->usb_buf[0] = page[index];
+ usb_control_msg(gspca_dev->dev,
+ usb_sndctrlpipe(gspca_dev->dev, 0),
+ 0, /* request */
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0, index, gspca_dev->usb_buf, 1,
+ 500);
+ }
+}
+
+/* output a variable sequence */
+static void reg_w_var(struct gspca_dev *gspca_dev,
+ const __u8 *seq)
+{
+ int index, len;
+
+ for (;;) {
+ index = *seq++;
+ len = *seq++;
+ switch (len) {
+ case 0:
+ return;
+ case 254:
+ reg_w_page(gspca_dev, page4_7311, sizeof page4_7311);
+ break;
+ case 255:
+ reg_w_page(gspca_dev, page3_7302, sizeof page3_7302);
+ break;
+ default:
+ if (len > 32) {
+ PDEBUG(D_ERR|D_STREAM,
+ "Incorrect variable sequence");
+ return;
+ }
+ while (len > 0) {
+ if (len < 8) {
+ reg_w_buf(gspca_dev, index, seq, len);
+ seq += len;
+ break;
+ }
+ reg_w_buf(gspca_dev, index, seq, 8);
+ seq += 8;
+ index += 8;
+ len -= 8;
+ }
+ }
+ }
+ /* not reached */
+}
+
/* this function is called at probe time */
static int sd_config(struct gspca_dev *gspca_dev,
const struct usb_device_id *id)
@@ -252,22 +474,23 @@ static int sd_config(struct gspca_dev *gspca_dev,
struct sd *sd = (struct sd *) gspca_dev;
struct cam *cam;
- PDEBUG(D_CONF, "Find Sensor PAC7311");
- reg_w(gspca_dev, 0x78, 0x40); /* Bit_0=start stream, Bit_7=LED */
- reg_w(gspca_dev, 0x78, 0x40); /* Bit_0=start stream, Bit_7=LED */
- reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */
- reg_w(gspca_dev, 0xff, 0x04);
- reg_w(gspca_dev, 0x27, 0x80);
- reg_w(gspca_dev, 0x28, 0xca);
- reg_w(gspca_dev, 0x29, 0x53);
- reg_w(gspca_dev, 0x2a, 0x0e);
- reg_w(gspca_dev, 0xff, 0x01);
- reg_w(gspca_dev, 0x3e, 0x20);
-
cam = &gspca_dev->cam;
cam->epaddr = 0x05;
- cam->cam_mode = vga_mode;
- cam->nmodes = ARRAY_SIZE(vga_mode);
+
+ sd->sensor = id->driver_info;
+ if (sd->sensor == SENSOR_PAC7302) {
+ PDEBUG(D_CONF, "Find Sensor PAC7302");
+ reg_w_seq(gspca_dev, probe_7302, sizeof probe_7302);
+
+ cam->cam_mode = &vga_mode[2]; /* only 640x480 */
+ cam->nmodes = 1;
+ } else {
+ PDEBUG(D_CONF, "Find Sensor PAC7311");
+ reg_w_seq(gspca_dev, probe_7302, sizeof probe_7302);
+
+ cam->cam_mode = vga_mode;
+ cam->nmodes = ARRAY_SIZE(vga_mode);
+ }
sd->brightness = BRIGHTNESS_DEF;
sd->contrast = CONTRAST_DEF;
@@ -282,10 +505,11 @@ static void setbrightness(struct gspca_dev *gspca_dev)
struct sd *sd = (struct sd *) gspca_dev;
int brightness;
+ if (sd->sensor == SENSOR_PAC7302)
+ return;
/*jfm: inverted?*/
brightness = BRIGHTNESS_MAX - sd->brightness;
reg_w(gspca_dev, 0xff, 0x04);
-/* reg_w(gspca_dev, 0x0e, 0x00); */
reg_w(gspca_dev, 0x0f, brightness);
/* load registers to sensor (Bit 0, auto clear) */
reg_w(gspca_dev, 0x11, 0x01);
@@ -296,6 +520,8 @@ static void setcontrast(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
+ if (sd->sensor == SENSOR_PAC7302)
+ return;
reg_w(gspca_dev, 0xff, 0x01);
reg_w(gspca_dev, 0x80, sd->contrast);
/* load registers to sensor (Bit 0, auto clear) */
@@ -307,6 +533,8 @@ static void setcolors(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
+ if (sd->sensor == SENSOR_PAC7302)
+ return;
reg_w(gspca_dev, 0xff, 0x01);
reg_w(gspca_dev, 0x10, sd->colors);
/* load registers to sensor (Bit 0, auto clear) */
@@ -335,75 +563,16 @@ static int sd_open(struct gspca_dev *gspca_dev)
static void sd_start(struct gspca_dev *gspca_dev)
{
- reg_w(gspca_dev, 0xff, 0x01);
- reg_w_buf(gspca_dev, 0x0002, "\x48\x0a\x40\x08\x00\x00\x08\x00", 8);
- reg_w_buf(gspca_dev, 0x000a, "\x06\xff\x11\xff\x5a\x30\x90\x4c", 8);
- reg_w_buf(gspca_dev, 0x0012, "\x00\x07\x00\x0a\x10\x00\xa0\x10", 8);
- reg_w_buf(gspca_dev, 0x001a, "\x02\x00\x00\x00\x00\x0b\x01\x00", 8);
- reg_w_buf(gspca_dev, 0x0022, "\x00\x00\x00\x00\x00\x00\x00\x00", 8);
- reg_w_buf(gspca_dev, 0x002a, "\x00\x00\x00", 3);
- reg_w_buf(gspca_dev, 0x003e, "\x00\x00\x78\x52\x4a\x52\x78\x6e", 8);
- reg_w_buf(gspca_dev, 0x0046, "\x48\x46\x48\x6e\x5f\x49\x42\x49", 8);
- reg_w_buf(gspca_dev, 0x004e, "\x5f\x5f\x49\x42\x49\x5f\x6e\x48", 8);
- reg_w_buf(gspca_dev, 0x0056, "\x46\x48\x6e\x78\x52\x4a\x52\x78", 8);
- reg_w_buf(gspca_dev, 0x005e, "\x00\x00\x09\x1b\x34\x49\x5c\x9b", 8);
- reg_w_buf(gspca_dev, 0x0066, "\xd0\xff", 2);
- reg_w_buf(gspca_dev, 0x0078, "\x44\x00\xf2\x01\x01\x80", 6);
- reg_w_buf(gspca_dev, 0x007f, "\x2a\x1c\x00\xc8\x02\x58\x03\x84", 8);
- reg_w_buf(gspca_dev, 0x0087, "\x12\x00\x1a\x04\x08\x0c\x10\x14", 8);
- reg_w_buf(gspca_dev, 0x008f, "\x18\x20", 2);
- reg_w_buf(gspca_dev, 0x0096, "\x01\x08\x04", 3);
- reg_w_buf(gspca_dev, 0x00a0, "\x44\x44\x44\x04", 4);
- reg_w_buf(gspca_dev, 0x00f0, "\x01\x00\x00\x00\x22\x00\x20\x00", 8);
- reg_w_buf(gspca_dev, 0x00f8, "\x3f\x00\x0a\x01\x00", 5);
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ sd->ffnb = 0;
+ sd->tosof = 0;
+
+ if (sd->sensor == SENSOR_PAC7302)
+ reg_w_var(gspca_dev, start_7302);
+ else
+ reg_w_var(gspca_dev, start_7311);
- reg_w(gspca_dev, 0xff, 0x04);
- reg_w(gspca_dev, 0x02, 0x04);
- reg_w(gspca_dev, 0x03, 0x54);
- reg_w(gspca_dev, 0x04, 0x07);
- reg_w(gspca_dev, 0x05, 0x2b);
- reg_w(gspca_dev, 0x06, 0x09);
- reg_w(gspca_dev, 0x07, 0x0f);
- reg_w(gspca_dev, 0x08, 0x09);
- reg_w(gspca_dev, 0x09, 0x00);
- reg_w(gspca_dev, 0x0c, 0x07);
- reg_w(gspca_dev, 0x0d, 0x00);
- reg_w(gspca_dev, 0x0e, 0x00);
- reg_w(gspca_dev, 0x0f, 0x62);
- reg_w(gspca_dev, 0x10, 0x08);
- reg_w(gspca_dev, 0x12, 0x07);
- reg_w(gspca_dev, 0x13, 0x00);
- reg_w(gspca_dev, 0x14, 0x00);
- reg_w(gspca_dev, 0x15, 0x00);
- reg_w(gspca_dev, 0x16, 0x00);
- reg_w(gspca_dev, 0x17, 0x00);
- reg_w(gspca_dev, 0x18, 0x00);
- reg_w(gspca_dev, 0x19, 0x00);
- reg_w(gspca_dev, 0x1a, 0x00);
- reg_w(gspca_dev, 0x1b, 0x03);
- reg_w(gspca_dev, 0x1c, 0xa0);
- reg_w(gspca_dev, 0x1d, 0x01);
- reg_w(gspca_dev, 0x1e, 0xf4);
- reg_w(gspca_dev, 0x21, 0x00);
- reg_w(gspca_dev, 0x22, 0x08);
- reg_w(gspca_dev, 0x24, 0x03);
- reg_w(gspca_dev, 0x26, 0x00);
- reg_w(gspca_dev, 0x27, 0x01);
- reg_w(gspca_dev, 0x28, 0xca);
- reg_w(gspca_dev, 0x29, 0x10);
- reg_w(gspca_dev, 0x2a, 0x06);
- reg_w(gspca_dev, 0x2b, 0x78);
- reg_w(gspca_dev, 0x2c, 0x00);
- reg_w(gspca_dev, 0x2d, 0x00);
- reg_w(gspca_dev, 0x2e, 0x00);
- reg_w(gspca_dev, 0x2f, 0x00);
- reg_w(gspca_dev, 0x30, 0x23);
- reg_w(gspca_dev, 0x31, 0x28);
- reg_w(gspca_dev, 0x32, 0x04);
- reg_w(gspca_dev, 0x33, 0x11);
- reg_w(gspca_dev, 0x34, 0x00);
- reg_w(gspca_dev, 0x35, 0x00);
- reg_w(gspca_dev, 0x11, 0x01);
setcontrast(gspca_dev);
setbrightness(gspca_dev);
setcolors(gspca_dev);
@@ -411,7 +580,7 @@ static void sd_start(struct gspca_dev *gspca_dev)
/* set correct resolution */
switch (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) {
- case 2: /* 160x120 */
+ case 2: /* 160x120 pac7311 */
reg_w(gspca_dev, 0xff, 0x04);
reg_w(gspca_dev, 0x02, 0x03);
reg_w(gspca_dev, 0xff, 0x01);
@@ -421,7 +590,7 @@ static void sd_start(struct gspca_dev *gspca_dev)
/* reg_w(gspca_dev, 0x80, 0x69); */
reg_w(gspca_dev, 0x87, 0x10);
break;
- case 1: /* 320x240 */
+ case 1: /* 320x240 pac7311 */
reg_w(gspca_dev, 0xff, 0x04);
reg_w(gspca_dev, 0x02, 0x03);
reg_w(gspca_dev, 0xff, 0x01);
@@ -431,6 +600,8 @@ static void sd_start(struct gspca_dev *gspca_dev)
reg_w(gspca_dev, 0x87, 0x11);
break;
case 0: /* 640x480 */
+ if (sd->sensor == SENSOR_PAC7302)
+ break;
reg_w(gspca_dev, 0xff, 0x04);
reg_w(gspca_dev, 0x02, 0x03);
reg_w(gspca_dev, 0xff, 0x01);
@@ -443,12 +614,25 @@ static void sd_start(struct gspca_dev *gspca_dev)
/* start stream */
reg_w(gspca_dev, 0xff, 0x01);
- reg_w(gspca_dev, 0x78, 0x04);
- reg_w(gspca_dev, 0x78, 0x05);
+ if (sd->sensor == SENSOR_PAC7302) {
+ reg_w(gspca_dev, 0x78, 0x01);
+ reg_w(gspca_dev, 0xff, 0x01);
+ reg_w(gspca_dev, 0x78, 0x01);
+ } else {
+ reg_w(gspca_dev, 0x78, 0x04);
+ reg_w(gspca_dev, 0x78, 0x05);
+ }
}
static void sd_stopN(struct gspca_dev *gspca_dev)
{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ if (sd->sensor == SENSOR_PAC7302) {
+ reg_w(gspca_dev, 0x78, 0x00);
+ reg_w(gspca_dev, 0x78, 0x00);
+ return;
+ }
reg_w(gspca_dev, 0xff, 0x04);
reg_w(gspca_dev, 0x27, 0x80);
reg_w(gspca_dev, 0x28, 0xca);
@@ -463,21 +647,17 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
static void sd_stop0(struct gspca_dev *gspca_dev)
{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ if (sd->sensor == SENSOR_PAC7302) {
+ reg_w(gspca_dev, 0xff, 0x01);
+ reg_w(gspca_dev, 0x78, 0x40);
+ }
}
/* this function is called at close time */
static void sd_close(struct gspca_dev *gspca_dev)
{
- reg_w(gspca_dev, 0xff, 0x04);
- reg_w(gspca_dev, 0x27, 0x80);
- reg_w(gspca_dev, 0x28, 0xca);
- reg_w(gspca_dev, 0x29, 0x53);
- reg_w(gspca_dev, 0x2a, 0x0e);
- reg_w(gspca_dev, 0xff, 0x01);
- reg_w(gspca_dev, 0x3e, 0x20);
- reg_w(gspca_dev, 0x78, 0x04); /* Bit_0=start stream, Bit_7=LED */
- reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */
- reg_w(gspca_dev, 0x78, 0x44); /* Bit_0=start stream, Bit_7=LED */
}
static void do_autogain(struct gspca_dev *gspca_dev)
@@ -504,144 +684,152 @@ static void do_autogain(struct gspca_dev *gspca_dev)
else if (Gbright < 4)
Gbright = 4;
PDEBUG(D_FRAM, "gbright %d", Gbright);
- reg_w(gspca_dev, 0xff, 0x04);
- reg_w(gspca_dev, 0x0f, Gbright);
- /* load registers to sensor (Bit 0, auto clear) */
- reg_w(gspca_dev, 0x11, 0x01);
+ if (sd->sensor == SENSOR_PAC7302) {
+ reg_w(gspca_dev, 0xff, 0x03);
+ reg_w(gspca_dev, 0x10, Gbright);
+ /* load registers to sensor (Bit 0, auto clear) */
+ reg_w(gspca_dev, 0x11, 0x01);
+ } else {
+ reg_w(gspca_dev, 0xff, 0x04);
+ reg_w(gspca_dev, 0x0f, Gbright);
+ /* load registers to sensor (Bit 0, auto clear) */
+ reg_w(gspca_dev, 0x11, 0x01);
+ }
}
}
-static void sd_pkt_scan(struct gspca_dev *gspca_dev,
- struct gspca_frame *frame, /* target */
- __u8 *data, /* isoc packet */
- int len) /* iso packet length */
+/* output the jpeg header */
+static void put_jpeg_head(struct gspca_dev *gspca_dev,
+ struct gspca_frame *frame)
{
struct sd *sd = (struct sd *) gspca_dev;
unsigned char tmpbuf[4];
- int i, p, ffseq;
-/* if (len < 5) { */
- if (len < 6) {
-/* gspca_dev->last_packet_type = DISCARD_PACKET; */
- return;
+ if (sd->ag_cnt >= 0) {
+ if (--sd->ag_cnt < 0) {
+ sd->ag_cnt = AG_CNT_START;
+ atomic_set(&sd->avg_lum, sd->lum_sum / AG_CNT_START);
+ atomic_set(&sd->do_gain, 1);
+ }
}
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ (__u8 *) pac7311_jpeg_header,
+ 12);
+ tmpbuf[0] = gspca_dev->height >> 8;
+ tmpbuf[1] = gspca_dev->height & 0xff;
+ tmpbuf[2] = gspca_dev->width >> 8;
+ tmpbuf[3] = gspca_dev->width & 0xff;
+ gspca_frame_add(gspca_dev, INTER_PACKET, frame,
+ tmpbuf, 4);
+ gspca_frame_add(gspca_dev, INTER_PACKET, frame,
+ (__u8 *) &pac7311_jpeg_header[16],
+ PAC7311_JPEG_HEADER_SIZE - 16);
+}
- ffseq = sd->ffseq;
-
- for (p = 0; p < len - 6; p++) {
- if ((data[0 + p] == 0xff)
- && (data[1 + p] == 0xff)
- && (data[2 + p] == 0x00)
- && (data[3 + p] == 0xff)
- && (data[4 + p] == 0x96)) {
-
- /* start of frame */
- if (sd->ag_cnt >= 0 && p > 28) {
- sd->lum_sum += data[p - 23];
- if (--sd->ag_cnt < 0) {
- sd->ag_cnt = AG_CNT_START;
- atomic_set(&sd->avg_lum,
- sd->lum_sum / AG_CNT_START);
- sd->lum_sum = 0;
- atomic_set(&sd->do_gain, 1);
- }
+/* this function is run at interrupt level */
+static void sd_pkt_scan(struct gspca_dev *gspca_dev,
+ struct gspca_frame *frame, /* target */
+ __u8 *data, /* isoc packet */
+ int len) /* iso packet length */
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ int i;
+
+#define INTER_FRAME 0x53 /* eof + inter frame + sof */
+#define LUM_OFFSET 0x1e /* reverse offset / start of frame */
+
+ /*
+ * inside a frame, there may be:
+ * escaped ff ('ff 00')
+ * sequences'ff ff ff xx' to remove
+ * end of frame ('ff d9')
+ * at the end of frame, there are:
+ * ff d9 end of frame
+ * 0x33 bytes
+ * one byte luminosity
+ * 0x16 bytes
+ * ff ff 00 ff 96 62 44 start of frame header
+ */
+
+ if (sd->tosof == 0) { /* if inside a frame */
+
+ /* check for 'ff ff ff xx' at start and at end of packet */
+ /* (len is always >= 3 and xx never ff) */
+ switch (sd->ffnb) {
+ case 1:
+ if (data[0] != 0xff) { /* can be '00' only */
+ __u8 ff;
+
+ sd->ffnb = 0;
+ ff = 0xff;
+ gspca_frame_add(gspca_dev, INTER_PACKET,
+ frame, &ff, 1);
+ break; /* keep 'ff 00' */
}
-
- /* copy the end of data to the current frame */
- frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
- data, p);
-
- /* put the JPEG header in the new frame */
- gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
- (unsigned char *) pac7311_jpeg_header,
- 12);
- tmpbuf[0] = gspca_dev->height >> 8;
- tmpbuf[1] = gspca_dev->height & 0xff;
- tmpbuf[2] = gspca_dev->width >> 8;
- tmpbuf[3] = gspca_dev->width & 0xff;
- gspca_frame_add(gspca_dev, INTER_PACKET, frame,
- tmpbuf, 4);
- gspca_frame_add(gspca_dev, INTER_PACKET, frame,
- (unsigned char *) &pac7311_jpeg_header[16],
- PAC7311_JPEG_HEADER_SIZE - 16);
-
- data += p + 7;
- len -= p + 7;
- ffseq = 0;
+ /* fall thru */
+ case 2:
+ case 3:
+ data += 4 - sd->ffnb;
+ len -= 4 - sd->ffnb;
+ sd->ffnb = 0;
break;
}
- }
-
- /* remove the 'ff ff ff xx' sequences */
- switch (ffseq) {
- case 3:
- data += 1;
- len -= 1;
- break;
- case 2:
- if (data[0] == 0xff) {
- data += 2;
- len -= 2;
- frame->data_end -= 2;
- }
- break;
- case 1:
- if (data[0] == 0xff
- && data[1] == 0xff) {
- data += 3;
- len -= 3;
- frame->data_end -= 1;
+ if (data[len - 1] == 0xff) {
+ if (data[len - 2] == 0xff) {
+ if (data[len - 3] == 0xff) {
+ sd->ffnb = 3;
+ len -= 3;
+ } else {
+ sd->ffnb = 2;
+ len -= 2;
+ }
+ } else {
+ sd->ffnb = 1;
+ len--;
+ }
}
- break;
+ } else { /* outside a frame */
+
+ /* get the luminosity and go to the start of frame */
+ data += sd->tosof;
+ len -= sd->tosof;
+ if (sd->tosof > LUM_OFFSET)
+ sd->lum_sum += data[-LUM_OFFSET];
+ sd->tosof = 0;
+ put_jpeg_head(gspca_dev, frame);
}
- for (i = 0; i < len - 4; i++) {
- if (data[i] == 0xff
- && data[i + 1] == 0xff
- && data[i + 2] == 0xff) {
- memmove(&data[i], &data[i + 4], len - i - 4);
- len -= 4;
+
+ for (i = 0; i < len; i++) {
+ if (data[i] != 0xff)
+ continue;
+ switch (data[i + 1]) {
+ case 0xd9: /* end of frame */
+ frame = gspca_frame_add(gspca_dev,
+ LAST_PACKET,
+ frame, data, i + 2);
+ data += i + INTER_FRAME;
+ len -= i + INTER_FRAME;
+ i = 0;
+ if (len > -LUM_OFFSET)
+ sd->lum_sum += data[-LUM_OFFSET];
+ if (len < 0) {
+ sd->tosof = -len;
+ break;
+ }
+ put_jpeg_head(gspca_dev, frame);
+ break;
+ case 0xff: /* 'ff ff ff xx' */
+ gspca_frame_add(gspca_dev, INTER_PACKET,
+ frame, data, i);
+ data += i + 4;
+ len -= i + 4;
+ i = 0;
+ break;
}
}
- ffseq = 0;
- if (data[len - 4] == 0xff) {
- if (data[len - 3] == 0xff
- && data[len - 2] == 0xff) {
- len -= 4;
- }
- } else if (data[len - 3] == 0xff) {
- if (data[len - 2] == 0xff
- && data[len - 1] == 0xff)
- ffseq = 3;
- } else if (data[len - 2] == 0xff) {
- if (data[len - 1] == 0xff)
- ffseq = 2;
- } else if (data[len - 1] == 0xff)
- ffseq = 1;
- sd->ffseq = ffseq;
- gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
-}
-
-static void getbrightness(struct gspca_dev *gspca_dev)
-{
-/* sd->brightness = reg_r(gspca_dev, 0x08);
- return sd->brightness; */
-/* PDEBUG(D_CONF, "Called pac7311_getbrightness: Not implemented yet"); */
-}
-
-#if 0
-static void getcontrast(struct gspca_dev *gspca_dev)
-{
-/* sd->contrast = reg_r(gspca_dev, 0x0e);
- return sd->contrast; */
- PDEBUG(D_CONF, "getcontrast: Not implemented yet");
-}
-#endif
-
-#if 0
-static void getcolors(struct gspca_dev *gspca_dev)
-{
+ gspca_frame_add(gspca_dev, INTER_PACKET,
+ frame, data, i);
}
-#endif
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
@@ -657,7 +845,6 @@ static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
- getbrightness(gspca_dev);
*val = sd->brightness;
return 0;
}
@@ -676,7 +863,6 @@ static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
-/* getcontrast(gspca_dev); */
*val = sd->contrast;
return 0;
}
@@ -695,7 +881,6 @@ static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
-/* getcolors(gspca_dev); */
*val = sd->colors;
return 0;
}
@@ -735,13 +920,13 @@ static struct sd_desc sd_desc = {
/* -- module initialisation -- */
static __devinitdata struct usb_device_id device_table[] = {
- {USB_DEVICE(0x093a, 0x2600)},
- {USB_DEVICE(0x093a, 0x2601)},
- {USB_DEVICE(0x093a, 0x2603)},
- {USB_DEVICE(0x093a, 0x2608)},
- {USB_DEVICE(0x093a, 0x260e)},
- {USB_DEVICE(0x093a, 0x260f)},
- {USB_DEVICE(0x093a, 0x2621)},
+ {USB_DEVICE(0x093a, 0x2600), .driver_info = SENSOR_PAC7311},
+ {USB_DEVICE(0x093a, 0x2601), .driver_info = SENSOR_PAC7311},
+ {USB_DEVICE(0x093a, 0x2603), .driver_info = SENSOR_PAC7311},
+ {USB_DEVICE(0x093a, 0x2608), .driver_info = SENSOR_PAC7311},
+ {USB_DEVICE(0x093a, 0x260e), .driver_info = SENSOR_PAC7311},
+ {USB_DEVICE(0x093a, 0x260f), .driver_info = SENSOR_PAC7311},
+ {USB_DEVICE(0x093a, 0x2621), .driver_info = SENSOR_PAC7302},
{}
};
MODULE_DEVICE_TABLE(usb, device_table);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-21 18:12:49 +0000