aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/usb/gspca/sn9c2028.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/usb/gspca/sn9c2028.c')
-rw-r--r--drivers/media/usb/gspca/sn9c2028.c735
1 files changed, 735 insertions, 0 deletions
diff --git a/drivers/media/usb/gspca/sn9c2028.c b/drivers/media/usb/gspca/sn9c2028.c
new file mode 100644
index 000000000000..03fa3fd940b4
--- /dev/null
+++ b/drivers/media/usb/gspca/sn9c2028.c
@@ -0,0 +1,735 @@
+/*
+ * SN9C2028 library
+ *
+ * Copyright (C) 2009 Theodore Kilgore <kilgota@auburn.edu>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#define MODULE_NAME "sn9c2028"
+
+#include "gspca.h"
+
+MODULE_AUTHOR("Theodore Kilgore");
+MODULE_DESCRIPTION("Sonix SN9C2028 USB Camera Driver");
+MODULE_LICENSE("GPL");
+
+/* specific webcam descriptor */
+struct sd {
+ struct gspca_dev gspca_dev; /* !! must be the first item */
+ u8 sof_read;
+ u16 model;
+};
+
+struct init_command {
+ unsigned char instruction[6];
+ unsigned char to_read; /* length to read. 0 means no reply requested */
+};
+
+/* How to change the resolution of any of the VGA cams is unknown */
+static const struct v4l2_pix_format vga_mode[] = {
+ {640, 480, V4L2_PIX_FMT_SN9C2028, V4L2_FIELD_NONE,
+ .bytesperline = 640,
+ .sizeimage = 640 * 480 * 3 / 4,
+ .colorspace = V4L2_COLORSPACE_SRGB,
+ .priv = 0},
+};
+
+/* No way to change the resolution of the CIF cams is known */
+static const struct v4l2_pix_format cif_mode[] = {
+ {352, 288, V4L2_PIX_FMT_SN9C2028, V4L2_FIELD_NONE,
+ .bytesperline = 352,
+ .sizeimage = 352 * 288 * 3 / 4,
+ .colorspace = V4L2_COLORSPACE_SRGB,
+ .priv = 0},
+};
+
+/* the bytes to write are in gspca_dev->usb_buf */
+static int sn9c2028_command(struct gspca_dev *gspca_dev, u8 *command)
+{
+ int rc;
+
+ PDEBUG(D_USBO, "sending command %02x%02x%02x%02x%02x%02x", command[0],
+ command[1], command[2], command[3], command[4], command[5]);
+
+ memcpy(gspca_dev->usb_buf, command, 6);
+ rc = usb_control_msg(gspca_dev->dev,
+ usb_sndctrlpipe(gspca_dev->dev, 0),
+ USB_REQ_GET_CONFIGURATION,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
+ 2, 0, gspca_dev->usb_buf, 6, 500);
+ if (rc < 0) {
+ pr_err("command write [%02x] error %d\n",
+ gspca_dev->usb_buf[0], rc);
+ return rc;
+ }
+
+ return 0;
+}
+
+static int sn9c2028_read1(struct gspca_dev *gspca_dev)
+{
+ int rc;
+
+ rc = usb_control_msg(gspca_dev->dev,
+ usb_rcvctrlpipe(gspca_dev->dev, 0),
+ USB_REQ_GET_STATUS,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
+ 1, 0, gspca_dev->usb_buf, 1, 500);
+ if (rc != 1) {
+ pr_err("read1 error %d\n", rc);
+ return (rc < 0) ? rc : -EIO;
+ }
+ PDEBUG(D_USBI, "read1 response %02x", gspca_dev->usb_buf[0]);
+ return gspca_dev->usb_buf[0];
+}
+
+static int sn9c2028_read4(struct gspca_dev *gspca_dev, u8 *reading)
+{
+ int rc;
+ rc = usb_control_msg(gspca_dev->dev,
+ usb_rcvctrlpipe(gspca_dev->dev, 0),
+ USB_REQ_GET_STATUS,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
+ 4, 0, gspca_dev->usb_buf, 4, 500);
+ if (rc != 4) {
+ pr_err("read4 error %d\n", rc);
+ return (rc < 0) ? rc : -EIO;
+ }
+ memcpy(reading, gspca_dev->usb_buf, 4);
+ PDEBUG(D_USBI, "read4 response %02x%02x%02x%02x", reading[0],
+ reading[1], reading[2], reading[3]);
+ return rc;
+}
+
+static int sn9c2028_long_command(struct gspca_dev *gspca_dev, u8 *command)
+{
+ int i, status;
+ __u8 reading[4];
+
+ status = sn9c2028_command(gspca_dev, command);
+ if (status < 0)
+ return status;
+
+ status = -1;
+ for (i = 0; i < 256 && status < 2; i++)
+ status = sn9c2028_read1(gspca_dev);
+ if (status != 2) {
+ pr_err("long command status read error %d\n", status);
+ return (status < 0) ? status : -EIO;
+ }
+
+ memset(reading, 0, 4);
+ status = sn9c2028_read4(gspca_dev, reading);
+ if (status < 0)
+ return status;
+
+ /* in general, the first byte of the response is the first byte of
+ * the command, or'ed with 8 */
+ status = sn9c2028_read1(gspca_dev);
+ if (status < 0)
+ return status;
+
+ return 0;
+}
+
+static int sn9c2028_short_command(struct gspca_dev *gspca_dev, u8 *command)
+{
+ int err_code;
+
+ err_code = sn9c2028_command(gspca_dev, command);
+ if (err_code < 0)
+ return err_code;
+
+ err_code = sn9c2028_read1(gspca_dev);
+ if (err_code < 0)
+ return err_code;
+
+ return 0;
+}
+
+/* this function is called at probe time */
+static int sd_config(struct gspca_dev *gspca_dev,
+ const struct usb_device_id *id)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ struct cam *cam = &gspca_dev->cam;
+
+ PDEBUG(D_PROBE, "SN9C2028 camera detected (vid/pid 0x%04X:0x%04X)",
+ id->idVendor, id->idProduct);
+
+ sd->model = id->idProduct;
+
+ switch (sd->model) {
+ case 0x7005:
+ PDEBUG(D_PROBE, "Genius Smart 300 camera");
+ break;
+ case 0x8000:
+ PDEBUG(D_PROBE, "DC31VC");
+ break;
+ case 0x8001:
+ PDEBUG(D_PROBE, "Spy camera");
+ break;
+ case 0x8003:
+ PDEBUG(D_PROBE, "CIF camera");
+ break;
+ case 0x8008:
+ PDEBUG(D_PROBE, "Mini-Shotz ms-350 camera");
+ break;
+ case 0x800a:
+ PDEBUG(D_PROBE, "Vivitar 3350b type camera");
+ cam->input_flags = V4L2_IN_ST_VFLIP | V4L2_IN_ST_HFLIP;
+ break;
+ }
+
+ switch (sd->model) {
+ case 0x8000:
+ case 0x8001:
+ case 0x8003:
+ cam->cam_mode = cif_mode;
+ cam->nmodes = ARRAY_SIZE(cif_mode);
+ break;
+ default:
+ cam->cam_mode = vga_mode;
+ cam->nmodes = ARRAY_SIZE(vga_mode);
+ }
+ return 0;
+}
+
+/* this function is called at probe and resume time */
+static int sd_init(struct gspca_dev *gspca_dev)
+{
+ int status = -1;
+
+ sn9c2028_read1(gspca_dev);
+ sn9c2028_read1(gspca_dev);
+ status = sn9c2028_read1(gspca_dev);
+
+ return (status < 0) ? status : 0;
+}
+
+static int run_start_commands(struct gspca_dev *gspca_dev,
+ struct init_command *cam_commands, int n)
+{
+ int i, err_code = -1;
+
+ for (i = 0; i < n; i++) {
+ switch (cam_commands[i].to_read) {
+ case 4:
+ err_code = sn9c2028_long_command(gspca_dev,
+ cam_commands[i].instruction);
+ break;
+ case 1:
+ err_code = sn9c2028_short_command(gspca_dev,
+ cam_commands[i].instruction);
+ break;
+ case 0:
+ err_code = sn9c2028_command(gspca_dev,
+ cam_commands[i].instruction);
+ break;
+ }
+ if (err_code < 0)
+ return err_code;
+ }
+ return 0;
+}
+
+static int start_spy_cam(struct gspca_dev *gspca_dev)
+{
+ struct init_command spy_start_commands[] = {
+ {{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x22, 0x01, 0x04, 0x00, 0x00}, 4},
+ {{0x13, 0x23, 0x01, 0x03, 0x00, 0x00}, 4},
+ {{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4}, /* width 352 */
+ {{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4}, /* height 288 */
+ /* {{0x13, 0x27, 0x01, 0x28, 0x00, 0x00}, 4}, */
+ {{0x13, 0x27, 0x01, 0x68, 0x00, 0x00}, 4},
+ {{0x13, 0x28, 0x01, 0x09, 0x00, 0x00}, 4}, /* red gain ?*/
+ /* {{0x13, 0x28, 0x01, 0x00, 0x00, 0x00}, 4}, */
+ {{0x13, 0x29, 0x01, 0x00, 0x00, 0x00}, 4},
+ /* {{0x13, 0x29, 0x01, 0x0c, 0x00, 0x00}, 4}, */
+ {{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
+ /* {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4}, */
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x02, 0x00, 0x00}, 4},
+ /* {{0x13, 0x2e, 0x01, 0x09, 0x00, 0x00}, 4}, */
+ {{0x13, 0x2e, 0x01, 0x09, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x07, 0x00, 0x00}, 4},
+ {{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
+ {{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x02, 0x06, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x03, 0x13, 0x00, 0x00, 0x00}, 4}, /*don't mess with*/
+ /*{{0x11, 0x04, 0x06, 0x00, 0x00, 0x00}, 4}, observed */
+ {{0x11, 0x04, 0x00, 0x00, 0x00, 0x00}, 4}, /* brighter */
+ /*{{0x11, 0x05, 0x65, 0x00, 0x00, 0x00}, 4}, observed */
+ {{0x11, 0x05, 0x00, 0x00, 0x00, 0x00}, 4}, /* brighter */
+ {{0x11, 0x06, 0xb1, 0x00, 0x00, 0x00}, 4}, /* observed */
+ {{0x11, 0x07, 0x00, 0x00, 0x00, 0x00}, 4},
+ /*{{0x11, 0x08, 0x06, 0x00, 0x00, 0x00}, 4}, observed */
+ {{0x11, 0x08, 0x0b, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x09, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0a, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0b, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0c, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0d, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0e, 0x04, 0x00, 0x00, 0x00}, 4},
+ /* {{0x11, 0x0f, 0x00, 0x00, 0x00, 0x00}, 4}, */
+ /* brightness or gain. 0 is default. 4 is good
+ * indoors at night with incandescent lighting */
+ {{0x11, 0x0f, 0x04, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x10, 0x06, 0x00, 0x00, 0x00}, 4}, /*hstart or hoffs*/
+ {{0x11, 0x11, 0x06, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x14, 0x02, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x13, 0x01, 0x00, 0x00, 0x00}, 4},
+ /* {{0x1b, 0x02, 0x06, 0x00, 0x00, 0x00}, 1}, observed */
+ {{0x1b, 0x02, 0x11, 0x00, 0x00, 0x00}, 1}, /* brighter */
+ /* {{0x1b, 0x13, 0x01, 0x00, 0x00, 0x00}, 1}, observed */
+ {{0x1b, 0x13, 0x11, 0x00, 0x00, 0x00}, 1},
+ {{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 1}, /* compresses */
+ /* Camera should start to capture now. */
+ };
+
+ return run_start_commands(gspca_dev, spy_start_commands,
+ ARRAY_SIZE(spy_start_commands));
+}
+
+static int start_cif_cam(struct gspca_dev *gspca_dev)
+{
+ struct init_command cif_start_commands[] = {
+ {{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
+ /* The entire sequence below seems redundant */
+ /* {{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x22, 0x01, 0x06, 0x00, 0x00}, 4},
+ {{0x13, 0x23, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4}, width?
+ {{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4}, height?
+ {{0x13, 0x27, 0x01, 0x68, 0x00, 0x00}, 4}, subsample?
+ {{0x13, 0x28, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x29, 0x01, 0x20, 0x00, 0x00}, 4},
+ {{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
+ {{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
+ {{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
+ {{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},*/
+ {{0x1b, 0x21, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x17, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x19, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x02, 0x06, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x03, 0x5a, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x04, 0x27, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x05, 0x01, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x12, 0x14, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x13, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x14, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x15, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x16, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x77, 0xa2, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x06, 0x0f, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x07, 0x14, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x08, 0x0f, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x09, 0x10, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x0e, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x0f, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x12, 0x07, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x10, 0x1f, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 1},
+ {{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 1}, /* width/8 */
+ {{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 1}, /* height/8 */
+ /* {{0x13, 0x27, 0x01, 0x68, 0x00, 0x00}, 4}, subsample?
+ * {{0x13, 0x28, 0x01, 0x1e, 0x00, 0x00}, 4}, does nothing
+ * {{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4}, */
+ /* {{0x13, 0x29, 0x01, 0x22, 0x00, 0x00}, 4},
+ * causes subsampling
+ * but not a change in the resolution setting! */
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x01, 0x00, 0x00}, 4},
+ {{0x13, 0x2e, 0x01, 0x08, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x06, 0x00, 0x00}, 4},
+ {{0x13, 0x28, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x1b, 0x04, 0x6d, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x05, 0x03, 0x00, 0x00, 0x00}, 1},
+ {{0x20, 0x36, 0x06, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x0e, 0x01, 0x00, 0x00, 0x00}, 1},
+ {{0x12, 0x27, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x1b, 0x0f, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x20, 0x36, 0x05, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x10, 0x0f, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x02, 0x06, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 1},
+ {{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 1},/* use compression */
+ /* Camera should start to capture now. */
+ };
+
+ return run_start_commands(gspca_dev, cif_start_commands,
+ ARRAY_SIZE(cif_start_commands));
+}
+
+static int start_ms350_cam(struct gspca_dev *gspca_dev)
+{
+ struct init_command ms350_start_commands[] = {
+ {{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x16, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x22, 0x01, 0x04, 0x00, 0x00}, 4},
+ {{0x13, 0x23, 0x01, 0x03, 0x00, 0x00}, 4},
+ {{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4},
+ {{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4},
+ {{0x13, 0x27, 0x01, 0x28, 0x00, 0x00}, 4},
+ {{0x13, 0x28, 0x01, 0x09, 0x00, 0x00}, 4},
+ {{0x13, 0x29, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
+ {{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
+ {{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
+ {{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x00, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x01, 0x70, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x02, 0x05, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x03, 0x5d, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x04, 0x07, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x05, 0x25, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x06, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x07, 0x09, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x08, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x09, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0a, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0b, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0c, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0d, 0x0c, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0e, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x0f, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x10, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x11, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x13, 0x63, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x15, 0x70, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x18, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x11, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4}, /* width */
+ {{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4}, /* height */
+ {{0x13, 0x28, 0x01, 0x09, 0x00, 0x00}, 4}, /* vstart? */
+ {{0x13, 0x27, 0x01, 0x28, 0x00, 0x00}, 4},
+ {{0x13, 0x29, 0x01, 0x40, 0x00, 0x00}, 4}, /* hstart? */
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
+ {{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
+ {{0x1b, 0x02, 0x05, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 1},
+ {{0x20, 0x18, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x02, 0x0a, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x11, 0x01, 0x00, 0x00, 0x00}, 0},
+ /* Camera should start to capture now. */
+ };
+
+ return run_start_commands(gspca_dev, ms350_start_commands,
+ ARRAY_SIZE(ms350_start_commands));
+}
+
+static int start_genius_cam(struct gspca_dev *gspca_dev)
+{
+ struct init_command genius_start_commands[] = {
+ {{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x16, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x10, 0x00, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x25, 0x01, 0x16, 0x00, 0x00}, 4},
+ {{0x13, 0x26, 0x01, 0x12, 0x00, 0x00}, 4},
+ /* "preliminary" width and height settings */
+ {{0x13, 0x28, 0x01, 0x0e, 0x00, 0x00}, 4},
+ {{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4},
+ {{0x13, 0x29, 0x01, 0x22, 0x00, 0x00}, 4},
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2e, 0x01, 0x09, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x07, 0x00, 0x00}, 4},
+ {{0x11, 0x20, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x21, 0x2d, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x22, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x23, 0x03, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x10, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x11, 0x64, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x13, 0x91, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x14, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x15, 0x20, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x16, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x17, 0x60, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x20, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x21, 0x2d, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x22, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x23, 0x03, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x25, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x26, 0x02, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x27, 0x88, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x30, 0x38, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x31, 0x2a, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x32, 0x2a, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x33, 0x2a, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x34, 0x02, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x5b, 0x0a, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4}, /* real width */
+ {{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4}, /* real height */
+ {{0x13, 0x28, 0x01, 0x0e, 0x00, 0x00}, 4},
+ {{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4},
+ {{0x13, 0x29, 0x01, 0x62, 0x00, 0x00}, 4},
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
+ {{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
+ {{0x11, 0x20, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x21, 0x2a, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x22, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x23, 0x28, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x10, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x11, 0x04, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x12, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x13, 0x03, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x14, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x15, 0xe0, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x16, 0x02, 0x00, 0x00, 0x00}, 4},
+ {{0x11, 0x17, 0x80, 0x00, 0x00, 0x00}, 4},
+ {{0x1c, 0x20, 0x00, 0x2a, 0x00, 0x00}, 1},
+ {{0x1c, 0x20, 0x00, 0x2a, 0x00, 0x00}, 1},
+ {{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 0}
+ /* Camera should start to capture now. */
+ };
+
+ return run_start_commands(gspca_dev, genius_start_commands,
+ ARRAY_SIZE(genius_start_commands));
+}
+
+static int start_vivitar_cam(struct gspca_dev *gspca_dev)
+{
+ struct init_command vivitar_start_commands[] = {
+ {{0x0c, 0x01, 0x00, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x20, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x21, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x22, 0x01, 0x01, 0x00, 0x00}, 4},
+ {{0x13, 0x23, 0x01, 0x01, 0x00, 0x00}, 4},
+ {{0x13, 0x24, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4},
+ {{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4},
+ {{0x13, 0x27, 0x01, 0x20, 0x00, 0x00}, 4},
+ {{0x13, 0x28, 0x01, 0x0a, 0x00, 0x00}, 4},
+ /*
+ * Above is changed from OEM 0x0b. Fixes Bayer tiling.
+ * Presumably gives a vertical shift of one row.
+ */
+ {{0x13, 0x29, 0x01, 0x20, 0x00, 0x00}, 4},
+ /* Above seems to do horizontal shift. */
+ {{0x13, 0x2a, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2b, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x2c, 0x01, 0x02, 0x00, 0x00}, 4},
+ {{0x13, 0x2d, 0x01, 0x03, 0x00, 0x00}, 4},
+ {{0x13, 0x2e, 0x01, 0x0f, 0x00, 0x00}, 4},
+ {{0x13, 0x2f, 0x01, 0x0c, 0x00, 0x00}, 4},
+ /* Above three commands seem to relate to brightness. */
+ {{0x12, 0x34, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x13, 0x34, 0x01, 0xa1, 0x00, 0x00}, 4},
+ {{0x13, 0x35, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x1b, 0x12, 0x80, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x01, 0x77, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x02, 0x3a, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x12, 0x78, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x13, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x14, 0x80, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x15, 0x34, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x1b, 0x04, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x20, 0x44, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x23, 0xee, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x26, 0xa0, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x27, 0x9a, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x28, 0xa0, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x29, 0x30, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x2a, 0x80, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x2b, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x2f, 0x3d, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x30, 0x24, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x32, 0x86, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x60, 0xa9, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x61, 0x42, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x65, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x69, 0x38, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x6f, 0x88, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x70, 0x0b, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x71, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x74, 0x21, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x75, 0x86, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x76, 0x00, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x7d, 0xf3, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x17, 0x1c, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x18, 0xc0, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x19, 0x05, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x1a, 0xf6, 0x00, 0x00, 0x00}, 1},
+ /* {{0x13, 0x25, 0x01, 0x28, 0x00, 0x00}, 4},
+ {{0x13, 0x26, 0x01, 0x1e, 0x00, 0x00}, 4},
+ {{0x13, 0x28, 0x01, 0x0b, 0x00, 0x00}, 4}, */
+ {{0x20, 0x36, 0x06, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x10, 0x26, 0x00, 0x00, 0x00}, 1},
+ {{0x12, 0x27, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x1b, 0x76, 0x03, 0x00, 0x00, 0x00}, 1},
+ {{0x20, 0x36, 0x05, 0x00, 0x00, 0x00}, 1},
+ {{0x1b, 0x00, 0x3f, 0x00, 0x00, 0x00}, 1},
+ /* Above is brightness; OEM driver setting is 0x10 */
+ {{0x12, 0x27, 0x01, 0x00, 0x00, 0x00}, 4},
+ {{0x20, 0x29, 0x30, 0x00, 0x00, 0x00}, 1},
+ {{0x20, 0x34, 0xa1, 0x00, 0x00, 0x00}, 1}
+ };
+
+ return run_start_commands(gspca_dev, vivitar_start_commands,
+ ARRAY_SIZE(vivitar_start_commands));
+}
+
+static int sd_start(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ int err_code;
+
+ sd->sof_read = 0;
+
+ switch (sd->model) {
+ case 0x7005:
+ err_code = start_genius_cam(gspca_dev);
+ break;
+ case 0x8001:
+ err_code = start_spy_cam(gspca_dev);
+ break;
+ case 0x8003:
+ err_code = start_cif_cam(gspca_dev);
+ break;
+ case 0x8008:
+ err_code = start_ms350_cam(gspca_dev);
+ break;
+ case 0x800a:
+ err_code = start_vivitar_cam(gspca_dev);
+ break;
+ default:
+ pr_err("Starting unknown camera, please report this\n");
+ return -ENXIO;
+ }
+
+ return err_code;
+}
+
+static void sd_stopN(struct gspca_dev *gspca_dev)
+{
+ int result;
+ __u8 data[6];
+
+ result = sn9c2028_read1(gspca_dev);
+ if (result < 0)
+ PDEBUG(D_ERR, "Camera Stop read failed");
+
+ memset(data, 0, 6);
+ data[0] = 0x14;
+ result = sn9c2028_command(gspca_dev, data);
+ if (result < 0)
+ PDEBUG(D_ERR, "Camera Stop command failed");
+}
+
+/* Include sn9c2028 sof detection functions */
+#include "sn9c2028.h"
+
+static void sd_pkt_scan(struct gspca_dev *gspca_dev,
+ __u8 *data, /* isoc packet */
+ int len) /* iso packet length */
+{
+ unsigned char *sof;
+
+ sof = sn9c2028_find_sof(gspca_dev, data, len);
+ if (sof) {
+ int n;
+
+ /* finish decoding current frame */
+ n = sof - data;
+ if (n > sizeof sn9c2028_sof_marker)
+ n -= sizeof sn9c2028_sof_marker;
+ else
+ n = 0;
+ gspca_frame_add(gspca_dev, LAST_PACKET, data, n);
+ /* Start next frame. */
+ gspca_frame_add(gspca_dev, FIRST_PACKET,
+ sn9c2028_sof_marker, sizeof sn9c2028_sof_marker);
+ len -= sof - data;
+ data = sof;
+ }
+ gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
+}
+
+/* sub-driver description */
+static const struct sd_desc sd_desc = {
+ .name = MODULE_NAME,
+ .config = sd_config,
+ .init = sd_init,
+ .start = sd_start,
+ .stopN = sd_stopN,
+ .pkt_scan = sd_pkt_scan,
+};
+
+/* -- module initialisation -- */
+static const struct usb_device_id device_table[] = {
+ {USB_DEVICE(0x0458, 0x7005)}, /* Genius Smart 300, version 2 */
+ /* The Genius Smart is untested. I can't find an owner ! */
+ /* {USB_DEVICE(0x0c45, 0x8000)}, DC31VC, Don't know this camera */
+ {USB_DEVICE(0x0c45, 0x8001)}, /* Wild Planet digital spy cam */
+ {USB_DEVICE(0x0c45, 0x8003)}, /* Several small CIF cameras */
+ /* {USB_DEVICE(0x0c45, 0x8006)}, Unknown VGA camera */
+ {USB_DEVICE(0x0c45, 0x8008)}, /* Mini-Shotz ms-350 */
+ {USB_DEVICE(0x0c45, 0x800a)}, /* Vivicam 3350B */
+ {}
+};
+MODULE_DEVICE_TABLE(usb, device_table);
+
+/* -- device connect -- */
+static int sd_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
+ THIS_MODULE);
+}
+
+static struct usb_driver sd_driver = {
+ .name = MODULE_NAME,
+ .id_table = device_table,
+ .probe = sd_probe,
+ .disconnect = gspca_disconnect,
+#ifdef CONFIG_PM
+ .suspend = gspca_suspend,
+ .resume = gspca_resume,
+ .reset_resume = gspca_resume,
+#endif
+};
+
+module_usb_driver(sd_driver);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.