diff options
Diffstat (limited to 'drivers/media/video/gspca/tv8532.c')
| -rw-r--r-- | drivers/media/video/gspca/tv8532.c | 378 |
1 files changed, 0 insertions, 378 deletions
diff --git a/drivers/media/video/gspca/tv8532.c b/drivers/media/video/gspca/tv8532.c deleted file mode 100644 index 8591324..0000000 --- a/drivers/media/video/gspca/tv8532.c +++ /dev/null @@ -1,378 +0,0 @@ -/* - * Quickcam cameras initialization data - * - * V4L2 by Jean-Francois Moine <http://moinejf.free.fr> - * - * 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 MODULE_NAME "tv8532" - -#include "gspca.h" - -MODULE_AUTHOR("Michel Xhaard <mxhaard@users.sourceforge.net>"); -MODULE_DESCRIPTION("TV8532 USB Camera Driver"); -MODULE_LICENSE("GPL"); - -/* specific webcam descriptor */ -struct sd { - struct gspca_dev gspca_dev; /* !! must be the first item */ - - __u8 packet; -}; - -static const struct v4l2_pix_format sif_mode[] = { - {176, 144, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, - .bytesperline = 176, - .sizeimage = 176 * 144, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 1}, - {352, 288, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE, - .bytesperline = 352, - .sizeimage = 352 * 288, - .colorspace = V4L2_COLORSPACE_SRGB, - .priv = 0}, -}; - -/* TV-8532A (ICM532A) registers (LE) */ -#define R00_PART_CONTROL 0x00 -#define LATENT_CHANGE 0x80 -#define EXPO_CHANGE 0x04 -#define R01_TIMING_CONTROL_LOW 0x01 -#define CMD_EEprom_Open 0x30 -#define CMD_EEprom_Close 0x29 -#define R03_TABLE_ADDR 0x03 -#define R04_WTRAM_DATA_L 0x04 -#define R05_WTRAM_DATA_M 0x05 -#define R06_WTRAM_DATA_H 0x06 -#define R07_TABLE_LEN 0x07 -#define R08_RAM_WRITE_ACTION 0x08 -#define R0C_AD_WIDTHL 0x0c -#define R0D_AD_WIDTHH 0x0d -#define R0E_AD_HEIGHTL 0x0e -#define R0F_AD_HEIGHTH 0x0f -#define R10_AD_COL_BEGINL 0x10 -#define R11_AD_COL_BEGINH 0x11 -#define MIRROR 0x04 /* [10] */ -#define R14_AD_ROW_BEGINL 0x14 -#define R15_AD_ROWBEGINH 0x15 -#define R1C_AD_EXPOSE_TIMEL 0x1c -#define R20_GAIN_G1L 0x20 -#define R21_GAIN_G1H 0x21 -#define R22_GAIN_RL 0x22 -#define R23_GAIN_RH 0x23 -#define R24_GAIN_BL 0x24 -#define R25_GAIN_BH 0x25 -#define R26_GAIN_G2L 0x26 -#define R27_GAIN_G2H 0x27 -#define R28_QUANT 0x28 -#define R29_LINE 0x29 -#define R2C_POLARITY 0x2c -#define R2D_POINT 0x2d -#define R2E_POINTH 0x2e -#define R2F_POINTB 0x2f -#define R30_POINTBH 0x30 -#define R31_UPD 0x31 -#define R2A_HIGH_BUDGET 0x2a -#define R2B_LOW_BUDGET 0x2b -#define R34_VID 0x34 -#define R35_VIDH 0x35 -#define R36_PID 0x36 -#define R37_PIDH 0x37 -#define R39_Test1 0x39 /* GPIO */ -#define R3B_Test3 0x3b /* GPIO */ -#define R83_AD_IDH 0x83 -#define R91_AD_SLOPEREG 0x91 -#define R94_AD_BITCONTROL 0x94 - -static const u8 eeprom_data[][3] = { -/* dataH dataM dataL */ - {0x01, 0x00, 0x01}, - {0x01, 0x80, 0x11}, - {0x05, 0x00, 0x14}, - {0x05, 0x00, 0x1c}, - {0x0d, 0x00, 0x1e}, - {0x05, 0x00, 0x1f}, - {0x05, 0x05, 0x19}, - {0x05, 0x01, 0x1b}, - {0x05, 0x09, 0x1e}, - {0x0d, 0x89, 0x2e}, - {0x05, 0x89, 0x2f}, - {0x05, 0x0d, 0xd9}, - {0x05, 0x09, 0xf1}, -}; - - -/* write 1 byte */ -static void reg_w1(struct gspca_dev *gspca_dev, - __u16 index, __u8 value) -{ - gspca_dev->usb_buf[0] = value; - usb_control_msg(gspca_dev->dev, - usb_sndctrlpipe(gspca_dev->dev, 0), - 0x02, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0, /* value */ - index, gspca_dev->usb_buf, 1, 500); -} - -/* write 2 bytes */ -static void reg_w2(struct gspca_dev *gspca_dev, - u16 index, u16 value) -{ - gspca_dev->usb_buf[0] = value; - gspca_dev->usb_buf[1] = value >> 8; - usb_control_msg(gspca_dev->dev, - usb_sndctrlpipe(gspca_dev->dev, 0), - 0x02, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0, /* value */ - index, gspca_dev->usb_buf, 2, 500); -} - -static void tv_8532WriteEEprom(struct gspca_dev *gspca_dev) -{ - int i; - - reg_w1(gspca_dev, R01_TIMING_CONTROL_LOW, CMD_EEprom_Open); - for (i = 0; i < ARRAY_SIZE(eeprom_data); i++) { - reg_w1(gspca_dev, R03_TABLE_ADDR, i); - reg_w1(gspca_dev, R04_WTRAM_DATA_L, eeprom_data[i][2]); - reg_w1(gspca_dev, R05_WTRAM_DATA_M, eeprom_data[i][1]); - reg_w1(gspca_dev, R06_WTRAM_DATA_H, eeprom_data[i][0]); - reg_w1(gspca_dev, R08_RAM_WRITE_ACTION, 0); - } - reg_w1(gspca_dev, R07_TABLE_LEN, i); - reg_w1(gspca_dev, R01_TIMING_CONTROL_LOW, CMD_EEprom_Close); -} - -/* this function is called at probe time */ -static int sd_config(struct gspca_dev *gspca_dev, - const struct usb_device_id *id) -{ - struct cam *cam; - - cam = &gspca_dev->cam; - cam->cam_mode = sif_mode; - cam->nmodes = ARRAY_SIZE(sif_mode); - - return 0; -} - -static void tv_8532_setReg(struct gspca_dev *gspca_dev) -{ - reg_w1(gspca_dev, R3B_Test3, 0x0a); /* Test0Sel = 10 */ - /******************************************************/ - reg_w1(gspca_dev, R0E_AD_HEIGHTL, 0x90); - reg_w1(gspca_dev, R0F_AD_HEIGHTH, 0x01); - reg_w2(gspca_dev, R1C_AD_EXPOSE_TIMEL, 0x018f); - reg_w1(gspca_dev, R10_AD_COL_BEGINL, 0x44); - /* begin active line */ - reg_w1(gspca_dev, R11_AD_COL_BEGINH, 0x00); - /* mirror and digital gain */ - reg_w1(gspca_dev, R14_AD_ROW_BEGINL, 0x0a); - - reg_w1(gspca_dev, R94_AD_BITCONTROL, 0x02); - reg_w1(gspca_dev, R91_AD_SLOPEREG, 0x00); - reg_w1(gspca_dev, R00_PART_CONTROL, LATENT_CHANGE | EXPO_CHANGE); - /* = 0x84 */ -} - -/* this function is called at probe and resume time */ -static int sd_init(struct gspca_dev *gspca_dev) -{ - tv_8532WriteEEprom(gspca_dev); - - return 0; -} - -static void setexposure(struct gspca_dev *gspca_dev, s32 val) -{ - reg_w2(gspca_dev, R1C_AD_EXPOSE_TIMEL, val); - reg_w1(gspca_dev, R00_PART_CONTROL, LATENT_CHANGE | EXPO_CHANGE); - /* 0x84 */ -} - -static void setgain(struct gspca_dev *gspca_dev, s32 val) -{ - reg_w2(gspca_dev, R20_GAIN_G1L, val); - reg_w2(gspca_dev, R22_GAIN_RL, val); - reg_w2(gspca_dev, R24_GAIN_BL, val); - reg_w2(gspca_dev, R26_GAIN_G2L, val); -} - -/* -- start the camera -- */ -static int sd_start(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - - reg_w1(gspca_dev, R0C_AD_WIDTHL, 0xe8); /* 0x20; 0x0c */ - reg_w1(gspca_dev, R0D_AD_WIDTHH, 0x03); - - /************************************************/ - reg_w1(gspca_dev, R28_QUANT, 0x90); - /* 0x72 compressed mode 0x28 */ - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv) { - /* 176x144 */ - reg_w1(gspca_dev, R29_LINE, 0x41); - /* CIF - 2 lines/packet */ - } else { - /* 352x288 */ - reg_w1(gspca_dev, R29_LINE, 0x81); - /* CIF - 2 lines/packet */ - } - /************************************************/ - reg_w1(gspca_dev, R2C_POLARITY, 0x10); /* slow clock */ - reg_w1(gspca_dev, R2D_POINT, 0x14); - reg_w1(gspca_dev, R2E_POINTH, 0x01); - reg_w1(gspca_dev, R2F_POINTB, 0x12); - reg_w1(gspca_dev, R30_POINTBH, 0x01); - - tv_8532_setReg(gspca_dev); - - /************************************************/ - reg_w1(gspca_dev, R31_UPD, 0x01); /* update registers */ - msleep(200); - reg_w1(gspca_dev, R31_UPD, 0x00); /* end update */ - - gspca_dev->empty_packet = 0; /* check the empty packets */ - sd->packet = 0; /* ignore the first packets */ - - return 0; -} - -static void sd_stopN(struct gspca_dev *gspca_dev) -{ - reg_w1(gspca_dev, R3B_Test3, 0x0b); /* Test0Sel = 11 = GPIO */ -} - -static void sd_pkt_scan(struct gspca_dev *gspca_dev, - u8 *data, /* isoc packet */ - int len) /* iso packet length */ -{ - struct sd *sd = (struct sd *) gspca_dev; - int packet_type0, packet_type1; - - packet_type0 = packet_type1 = INTER_PACKET; - if (gspca_dev->empty_packet) { - gspca_dev->empty_packet = 0; - sd->packet = gspca_dev->height / 2; - packet_type0 = FIRST_PACKET; - } else if (sd->packet == 0) - return; /* 2 more lines in 352x288 ! */ - sd->packet--; - if (sd->packet == 0) - packet_type1 = LAST_PACKET; - - /* each packet contains: - * - header 2 bytes - * - RGRG line - * - 4 bytes - * - GBGB line - * - 4 bytes - */ - gspca_frame_add(gspca_dev, packet_type0, - data + 2, gspca_dev->width); - gspca_frame_add(gspca_dev, packet_type1, - data + gspca_dev->width + 5, gspca_dev->width); -} - -static int sd_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct gspca_dev *gspca_dev = - container_of(ctrl->handler, struct gspca_dev, ctrl_handler); - - gspca_dev->usb_err = 0; - - if (!gspca_dev->streaming) - return 0; - - switch (ctrl->id) { - case V4L2_CID_EXPOSURE: - setexposure(gspca_dev, ctrl->val); - break; - case V4L2_CID_GAIN: - setgain(gspca_dev, ctrl->val); - break; - } - return gspca_dev->usb_err; -} - -static const struct v4l2_ctrl_ops sd_ctrl_ops = { - .s_ctrl = sd_s_ctrl, -}; - -static int sd_init_controls(struct gspca_dev *gspca_dev) -{ - struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; - - gspca_dev->vdev.ctrl_handler = hdl; - v4l2_ctrl_handler_init(hdl, 2); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_EXPOSURE, 0, 0x18f, 1, 0x18f); - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_GAIN, 0, 0x7ff, 1, 0x100); - - if (hdl->error) { - pr_err("Could not initialize controls\n"); - return hdl->error; - } - return 0; -} - -/* sub-driver description */ -static const struct sd_desc sd_desc = { - .name = MODULE_NAME, - .config = sd_config, - .init = sd_init, - .init_controls = sd_init_controls, - .start = sd_start, - .stopN = sd_stopN, - .pkt_scan = sd_pkt_scan, -}; - -/* -- module initialisation -- */ -static const struct usb_device_id device_table[] = { - {USB_DEVICE(0x046d, 0x0920)}, - {USB_DEVICE(0x046d, 0x0921)}, - {USB_DEVICE(0x0545, 0x808b)}, - {USB_DEVICE(0x0545, 0x8333)}, - {USB_DEVICE(0x0923, 0x010f)}, - {} -}; - -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); |