diff options
Diffstat (limited to 'drivers/media/video/gspca/se401.c')
| -rw-r--r-- | drivers/media/video/gspca/se401.c | 739 |
1 files changed, 0 insertions, 739 deletions
diff --git a/drivers/media/video/gspca/se401.c b/drivers/media/video/gspca/se401.c deleted file mode 100644 index a33cb78a839c..000000000000 --- a/drivers/media/video/gspca/se401.c +++ /dev/null @@ -1,739 +0,0 @@ -/* - * GSPCA Endpoints (formerly known as AOX) se401 USB Camera sub Driver - * - * Copyright (C) 2011 Hans de Goede <hdegoede@redhat.com> - * - * Based on the v4l1 se401 driver which is: - * - * Copyright (c) 2000 Jeroen B. Vreeken (pe1rxq@amsat.org) - * - * 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 - * (at your option) 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 "se401" - -#define BULK_SIZE 4096 -#define PACKET_SIZE 1024 -#define READ_REQ_SIZE 64 -#define MAX_MODES ((READ_REQ_SIZE - 6) / 4) -/* The se401 compression algorithm uses a fixed quant factor, which - can be configured by setting the high nibble of the SE401_OPERATINGMODE - feature. This needs to exactly match what is in libv4l! */ -#define SE401_QUANT_FACT 8 - -#include <linux/input.h> -#include <linux/slab.h> -#include "gspca.h" -#include "se401.h" - -MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>"); -MODULE_DESCRIPTION("Endpoints se401"); -MODULE_LICENSE("GPL"); - -/* exposure change state machine states */ -enum { - EXPO_CHANGED, - EXPO_DROP_FRAME, - EXPO_NO_CHANGE, -}; - -/* specific webcam descriptor */ -struct sd { - struct gspca_dev gspca_dev; /* !! must be the first item */ - struct { /* exposure/freq control cluster */ - struct v4l2_ctrl *exposure; - struct v4l2_ctrl *freq; - }; - bool has_brightness; - struct v4l2_pix_format fmts[MAX_MODES]; - int pixels_read; - int packet_read; - u8 packet[PACKET_SIZE]; - u8 restart_stream; - u8 button_state; - u8 resetlevel; - u8 resetlevel_frame_count; - int resetlevel_adjust_dir; - int expo_change_state; -}; - - -static void se401_write_req(struct gspca_dev *gspca_dev, u16 req, u16 value, - int silent) -{ - int err; - - if (gspca_dev->usb_err < 0) - return; - - err = usb_control_msg(gspca_dev->dev, - usb_sndctrlpipe(gspca_dev->dev, 0), req, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - value, 0, NULL, 0, 1000); - if (err < 0) { - if (!silent) - pr_err("write req failed req %#04x val %#04x error %d\n", - req, value, err); - gspca_dev->usb_err = err; - } -} - -static void se401_read_req(struct gspca_dev *gspca_dev, u16 req, int silent) -{ - int err; - - if (gspca_dev->usb_err < 0) - return; - - if (USB_BUF_SZ < READ_REQ_SIZE) { - pr_err("USB_BUF_SZ too small!!\n"); - gspca_dev->usb_err = -ENOBUFS; - return; - } - - err = usb_control_msg(gspca_dev->dev, - usb_rcvctrlpipe(gspca_dev->dev, 0), req, - USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0, 0, gspca_dev->usb_buf, READ_REQ_SIZE, 1000); - if (err < 0) { - if (!silent) - pr_err("read req failed req %#04x error %d\n", - req, err); - gspca_dev->usb_err = err; - } -} - -static void se401_set_feature(struct gspca_dev *gspca_dev, - u16 selector, u16 param) -{ - int err; - - if (gspca_dev->usb_err < 0) - return; - - err = usb_control_msg(gspca_dev->dev, - usb_sndctrlpipe(gspca_dev->dev, 0), - SE401_REQ_SET_EXT_FEATURE, - USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - param, selector, NULL, 0, 1000); - if (err < 0) { - pr_err("set feature failed sel %#04x param %#04x error %d\n", - selector, param, err); - gspca_dev->usb_err = err; - } -} - -static int se401_get_feature(struct gspca_dev *gspca_dev, u16 selector) -{ - int err; - - if (gspca_dev->usb_err < 0) - return gspca_dev->usb_err; - - if (USB_BUF_SZ < 2) { - pr_err("USB_BUF_SZ too small!!\n"); - gspca_dev->usb_err = -ENOBUFS; - return gspca_dev->usb_err; - } - - err = usb_control_msg(gspca_dev->dev, - usb_rcvctrlpipe(gspca_dev->dev, 0), - SE401_REQ_GET_EXT_FEATURE, - USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - 0, selector, gspca_dev->usb_buf, 2, 1000); - if (err < 0) { - pr_err("get feature failed sel %#04x error %d\n", - selector, err); - gspca_dev->usb_err = err; - return err; - } - return gspca_dev->usb_buf[0] | (gspca_dev->usb_buf[1] << 8); -} - -static void setbrightness(struct gspca_dev *gspca_dev, s32 val) -{ - /* HDG: this does not seem to do anything on my cam */ - se401_write_req(gspca_dev, SE401_REQ_SET_BRT, val, 0); -} - -static void setgain(struct gspca_dev *gspca_dev, s32 val) -{ - u16 gain = 63 - val; - - /* red color gain */ - se401_set_feature(gspca_dev, HV7131_REG_ARCG, gain); - /* green color gain */ - se401_set_feature(gspca_dev, HV7131_REG_AGCG, gain); - /* blue color gain */ - se401_set_feature(gspca_dev, HV7131_REG_ABCG, gain); -} - -static void setexposure(struct gspca_dev *gspca_dev, s32 val, s32 freq) -{ - struct sd *sd = (struct sd *) gspca_dev; - int integration = val << 6; - u8 expose_h, expose_m, expose_l; - - /* Do this before the set_feature calls, for proper timing wrt - the interrupt driven pkt_scan. Note we may still race but that - is not a big issue, the expo change state machine is merely for - avoiding underexposed frames getting send out, if one sneaks - through so be it */ - sd->expo_change_state = EXPO_CHANGED; - - if (freq == V4L2_CID_POWER_LINE_FREQUENCY_50HZ) - integration = integration - integration % 106667; - if (freq == V4L2_CID_POWER_LINE_FREQUENCY_60HZ) - integration = integration - integration % 88889; - - expose_h = (integration >> 16); - expose_m = (integration >> 8); - expose_l = integration; - - /* integration time low */ - se401_set_feature(gspca_dev, HV7131_REG_TITL, expose_l); - /* integration time mid */ - se401_set_feature(gspca_dev, HV7131_REG_TITM, expose_m); - /* integration time high */ - se401_set_feature(gspca_dev, HV7131_REG_TITU, expose_h); -} - -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; - u8 *cd = gspca_dev->usb_buf; - int i, j, n; - int widths[MAX_MODES], heights[MAX_MODES]; - - /* Read the camera descriptor */ - se401_read_req(gspca_dev, SE401_REQ_GET_CAMERA_DESCRIPTOR, 1); - if (gspca_dev->usb_err) { - /* Sometimes after being idle for a while the se401 won't - respond and needs a good kicking */ - usb_reset_device(gspca_dev->dev); - gspca_dev->usb_err = 0; - se401_read_req(gspca_dev, SE401_REQ_GET_CAMERA_DESCRIPTOR, 0); - } - - /* Some cameras start with their LED on */ - se401_write_req(gspca_dev, SE401_REQ_LED_CONTROL, 0, 0); - if (gspca_dev->usb_err) - return gspca_dev->usb_err; - - if (cd[1] != 0x41) { - pr_err("Wrong descriptor type\n"); - return -ENODEV; - } - - if (!(cd[2] & SE401_FORMAT_BAYER)) { - pr_err("Bayer format not supported!\n"); - return -ENODEV; - } - - if (cd[3]) - pr_info("ExtraFeatures: %d\n", cd[3]); - - n = cd[4] | (cd[5] << 8); - if (n > MAX_MODES) { - pr_err("Too many frame sizes\n"); - return -ENODEV; - } - - for (i = 0; i < n ; i++) { - widths[i] = cd[6 + i * 4 + 0] | (cd[6 + i * 4 + 1] << 8); - heights[i] = cd[6 + i * 4 + 2] | (cd[6 + i * 4 + 3] << 8); - } - - for (i = 0; i < n ; i++) { - sd->fmts[i].width = widths[i]; - sd->fmts[i].height = heights[i]; - sd->fmts[i].field = V4L2_FIELD_NONE; - sd->fmts[i].colorspace = V4L2_COLORSPACE_SRGB; - sd->fmts[i].priv = 1; - - /* janggu compression only works for 1/4th or 1/16th res */ - for (j = 0; j < n; j++) { - if (widths[j] / 2 == widths[i] && - heights[j] / 2 == heights[i]) { - sd->fmts[i].priv = 2; - break; - } - } - /* 1/16th if available too is better then 1/4th, because - we then use a larger area of the sensor */ - for (j = 0; j < n; j++) { - if (widths[j] / 4 == widths[i] && - heights[j] / 4 == heights[i]) { - sd->fmts[i].priv = 4; - break; - } - } - - if (sd->fmts[i].priv == 1) { - /* Not a 1/4th or 1/16th res, use bayer */ - sd->fmts[i].pixelformat = V4L2_PIX_FMT_SBGGR8; - sd->fmts[i].bytesperline = widths[i]; - sd->fmts[i].sizeimage = widths[i] * heights[i]; - pr_info("Frame size: %dx%d bayer\n", - widths[i], heights[i]); - } else { - /* Found a match use janggu compression */ - sd->fmts[i].pixelformat = V4L2_PIX_FMT_SE401; - sd->fmts[i].bytesperline = 0; - sd->fmts[i].sizeimage = widths[i] * heights[i] * 3; - pr_info("Frame size: %dx%d 1/%dth janggu\n", - widths[i], heights[i], - sd->fmts[i].priv * sd->fmts[i].priv); - } - } - - cam->cam_mode = sd->fmts; - cam->nmodes = n; - cam->bulk = 1; - cam->bulk_size = BULK_SIZE; - cam->bulk_nurbs = 4; - sd->resetlevel = 0x2d; /* Set initial resetlevel */ - - /* See if the camera supports brightness */ - se401_read_req(gspca_dev, SE401_REQ_GET_BRT, 1); - sd->has_brightness = !!gspca_dev->usb_err; - gspca_dev->usb_err = 0; - - return 0; -} - -/* this function is called at probe and resume time */ -static int sd_init(struct gspca_dev *gspca_dev) -{ - return 0; -} - -/* function called at start time before URB creation */ -static int sd_isoc_init(struct gspca_dev *gspca_dev) -{ - gspca_dev->alt = 1; /* Ignore the bogus isoc alt settings */ - - return gspca_dev->usb_err; -} - -/* -- start the camera -- */ -static int sd_start(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *)gspca_dev; - int mult = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv; - int mode = 0; - - se401_write_req(gspca_dev, SE401_REQ_CAMERA_POWER, 1, 1); - if (gspca_dev->usb_err) { - /* Sometimes after being idle for a while the se401 won't - respond and needs a good kicking */ - usb_reset_device(gspca_dev->dev); - gspca_dev->usb_err = 0; - se401_write_req(gspca_dev, SE401_REQ_CAMERA_POWER, 1, 0); - } - se401_write_req(gspca_dev, SE401_REQ_LED_CONTROL, 1, 0); - - se401_set_feature(gspca_dev, HV7131_REG_MODE_B, 0x05); - - /* set size + mode */ - se401_write_req(gspca_dev, SE401_REQ_SET_WIDTH, - gspca_dev->width * mult, 0); - se401_write_req(gspca_dev, SE401_REQ_SET_HEIGHT, - gspca_dev->height * mult, 0); - /* - * HDG: disabled this as it does not seem to do anything - * se401_write_req(gspca_dev, SE401_REQ_SET_OUTPUT_MODE, - * SE401_FORMAT_BAYER, 0); - */ - - switch (mult) { - case 1: /* Raw bayer */ - mode = 0x03; break; - case 2: /* 1/4th janggu */ - mode = SE401_QUANT_FACT << 4; break; - case 4: /* 1/16th janggu */ - mode = (SE401_QUANT_FACT << 4) | 0x02; break; - } - se401_set_feature(gspca_dev, SE401_OPERATINGMODE, mode); - - se401_set_feature(gspca_dev, HV7131_REG_ARLV, sd->resetlevel); - - sd->packet_read = 0; - sd->pixels_read = 0; - sd->restart_stream = 0; - sd->resetlevel_frame_count = 0; - sd->resetlevel_adjust_dir = 0; - sd->expo_change_state = EXPO_NO_CHANGE; - - se401_write_req(gspca_dev, SE401_REQ_START_CONTINUOUS_CAPTURE, 0, 0); - - return gspca_dev->usb_err; -} - -static void sd_stopN(struct gspca_dev *gspca_dev) -{ - se401_write_req(gspca_dev, SE401_REQ_STOP_CONTINUOUS_CAPTURE, 0, 0); - se401_write_req(gspca_dev, SE401_REQ_LED_CONTROL, 0, 0); - se401_write_req(gspca_dev, SE401_REQ_CAMERA_POWER, 0, 0); -} - -static void sd_dq_callback(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *)gspca_dev; - unsigned int ahrc, alrc; - int oldreset, adjust_dir; - - /* Restart the stream if requested do so by pkt_scan */ - if (sd->restart_stream) { - sd_stopN(gspca_dev); - sd_start(gspca_dev); - sd->restart_stream = 0; - } - - /* Automatically adjust sensor reset level - Hyundai have some really nice docs about this and other sensor - related stuff on their homepage: www.hei.co.kr */ - sd->resetlevel_frame_count++; - if (sd->resetlevel_frame_count < 20) - return; - - /* For some reason this normally read-only register doesn't get reset - to zero after reading them just once... */ - se401_get_feature(gspca_dev, HV7131_REG_HIREFNOH); - se401_get_feature(gspca_dev, HV7131_REG_HIREFNOL); - se401_get_feature(gspca_dev, HV7131_REG_LOREFNOH); - se401_get_feature(gspca_dev, HV7131_REG_LOREFNOL); - ahrc = 256*se401_get_feature(gspca_dev, HV7131_REG_HIREFNOH) + - se401_get_feature(gspca_dev, HV7131_REG_HIREFNOL); - alrc = 256*se401_get_feature(gspca_dev, HV7131_REG_LOREFNOH) + - se401_get_feature(gspca_dev, HV7131_REG_LOREFNOL); - - /* Not an exact science, but it seems to work pretty well... */ - oldreset = sd->resetlevel; - if (alrc > 10) { - while (alrc >= 10 && sd->resetlevel < 63) { - sd->resetlevel++; - alrc /= 2; - } - } else if (ahrc > 20) { - while (ahrc >= 20 && sd->resetlevel > 0) { - sd->resetlevel--; - ahrc /= 2; - } - } - /* Detect ping-pong-ing and halve adjustment to avoid overshoot */ - if (sd->resetlevel > oldreset) - adjust_dir = 1; - else - adjust_dir = -1; - if (sd->resetlevel_adjust_dir && - sd->resetlevel_adjust_dir != adjust_dir) - sd->resetlevel = oldreset + (sd->resetlevel - oldreset) / 2; - - if (sd->resetlevel != oldreset) { - sd->resetlevel_adjust_dir = adjust_dir; - se401_set_feature(gspca_dev, HV7131_REG_ARLV, sd->resetlevel); - } - - sd->resetlevel_frame_count = 0; -} - -static void sd_complete_frame(struct gspca_dev *gspca_dev, u8 *data, int len) -{ - struct sd *sd = (struct sd *)gspca_dev; - - switch (sd->expo_change_state) { - case EXPO_CHANGED: - /* The exposure was changed while this frame - was being send, so this frame is ok */ - sd->expo_change_state = EXPO_DROP_FRAME; - break; - case EXPO_DROP_FRAME: - /* The exposure was changed while this frame - was being captured, drop it! */ - gspca_dev->last_packet_type = DISCARD_PACKET; - sd->expo_change_state = EXPO_NO_CHANGE; - break; - case EXPO_NO_CHANGE: - break; - } - gspca_frame_add(gspca_dev, LAST_PACKET, data, len); -} - -static void sd_pkt_scan_janggu(struct gspca_dev *gspca_dev, u8 *data, int len) -{ - struct sd *sd = (struct sd *)gspca_dev; - int imagesize = gspca_dev->width * gspca_dev->height; - int i, plen, bits, pixels, info, count; - - if (sd->restart_stream) - return; - - /* Sometimes a 1024 bytes garbage bulk packet is send between frames */ - if (gspca_dev->last_packet_type == LAST_PACKET && len == 1024) { - gspca_dev->last_packet_type = DISCARD_PACKET; - return; - } - - i = 0; - while (i < len) { - /* Read header if not already be present from prev bulk pkt */ - if (sd->packet_read < 4) { - count = 4 - sd->packet_read; - if (count > len - i) - count = len - i; - memcpy(&sd->packet[sd->packet_read], &data[i], count); - sd->packet_read += count; - i += count; - if (sd->packet_read < 4) - break; - } - bits = sd->packet[3] + (sd->packet[2] << 8); - pixels = sd->packet[1] + ((sd->packet[0] & 0x3f) << 8); - info = (sd->packet[0] & 0xc0) >> 6; - plen = ((bits + 47) >> 4) << 1; - /* Sanity checks */ - if (plen > 1024) { - pr_err("invalid packet len %d restarting stream\n", - plen); - goto error; - } - if (info == 3) { - pr_err("unknown frame info value restarting stream\n"); - goto error; - } - - /* Read (remainder of) packet contents */ - count = plen - sd->packet_read; - if (count > len - i) - count = len - i; - memcpy(&sd->packet[sd->packet_read], &data[i], count); - sd->packet_read += count; - i += count; - if (sd->packet_read < plen) - break; - - sd->pixels_read += pixels; - sd->packet_read = 0; - - switch (info) { - case 0: /* Frame data */ - gspca_frame_add(gspca_dev, INTER_PACKET, sd->packet, - plen); - break; - case 1: /* EOF */ - if (sd->pixels_read != imagesize) { - pr_err("frame size %d expected %d\n", - sd->pixels_read, imagesize); - goto error; - } - sd_complete_frame(gspca_dev, sd->packet, plen); - return; /* Discard the rest of the bulk packet !! */ - case 2: /* SOF */ - gspca_frame_add(gspca_dev, FIRST_PACKET, sd->packet, - plen); - sd->pixels_read = pixels; - break; - } - } - return; - -error: - sd->restart_stream = 1; - /* Give userspace a 0 bytes frame, so our dq callback gets - called and it can restart the stream */ - gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0); - gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); -} - -static void sd_pkt_scan_bayer(struct gspca_dev *gspca_dev, u8 *data, int len) -{ - struct cam *cam = &gspca_dev->cam; - int imagesize = cam->cam_mode[gspca_dev->curr_mode].sizeimage; - - if (gspca_dev->image_len == 0) { - gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); - return; - } - - if (gspca_dev->image_len + len >= imagesize) { - sd_complete_frame(gspca_dev, data, len); - return; - } - - gspca_frame_add(gspca_dev, INTER_PACKET, data, len); -} - -static void sd_pkt_scan(struct gspca_dev *gspca_dev, u8 *data, int len) -{ - int mult = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv; - - if (len == 0) - return; - - if (mult == 1) /* mult == 1 means raw bayer */ - sd_pkt_scan_bayer(gspca_dev, data, len); - else - sd_pkt_scan_janggu(gspca_dev, data, len); -} - -#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) -static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, u8 *data, int len) -{ - struct sd *sd = (struct sd *)gspca_dev; - u8 state; - - if (len != 2) - return -EINVAL; - - switch (data[0]) { - case 0: - case 1: - state = data[0]; - break; - default: - return -EINVAL; - } - if (sd->button_state != state) { - input_report_key(gspca_dev->input_dev, KEY_CAMERA, state); - input_sync(gspca_dev->input_dev); - sd->button_state = state; - } - - return 0; -} -#endif - -static int sd_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct gspca_dev *gspca_dev = - container_of(ctrl->handler, struct gspca_dev, ctrl_handler); - struct sd *sd = (struct sd *)gspca_dev; - - gspca_dev->usb_err = 0; - - if (!gspca_dev->streaming) - return 0; - - switch (ctrl->id) { - case V4L2_CID_BRIGHTNESS: - setbrightness(gspca_dev, ctrl->val); - break; - case V4L2_CID_GAIN: - setgain(gspca_dev, ctrl->val); - break; - case V4L2_CID_EXPOSURE: - setexposure(gspca_dev, ctrl->val, sd->freq->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 sd *sd = (struct sd *)gspca_dev; - struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler; - - gspca_dev->vdev.ctrl_handler = hdl; - v4l2_ctrl_handler_init(hdl, 4); - if (sd->has_brightness) - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_BRIGHTNESS, 0, 255, 1, 15); - /* max is really 63 but > 50 is not pretty */ - v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_GAIN, 0, 50, 1, 25); - sd->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, - V4L2_CID_EXPOSURE, 0, 32767, 1, 15000); - sd->freq = v4l2_ctrl_new_std_menu(hdl, &sd_ctrl_ops, - V4L2_CID_POWER_LINE_FREQUENCY, - V4L2_CID_POWER_LINE_FREQUENCY_60HZ, 0, 0); - - if (hdl->error) { - pr_err("Could not initialize controls\n"); - return hdl->error; - } - v4l2_ctrl_cluster(2, &sd->exposure); - 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, - .isoc_init = sd_isoc_init, - .start = sd_start, - .stopN = sd_stopN, - .dq_callback = sd_dq_callback, - .pkt_scan = sd_pkt_scan, -#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) - .int_pkt_scan = sd_int_pkt_scan, -#endif -}; - -/* -- module initialisation -- */ -static const struct usb_device_id device_table[] = { - {USB_DEVICE(0x03e8, 0x0004)}, /* Endpoints/Aox SE401 */ - {USB_DEVICE(0x0471, 0x030b)}, /* Philips PCVC665K */ - {USB_DEVICE(0x047d, 0x5001)}, /* Kensington 67014 */ - {USB_DEVICE(0x047d, 0x5002)}, /* Kensington 6701(5/7) */ - {USB_DEVICE(0x047d, 0x5003)}, /* Kensington 67016 */ - {} -}; -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 int sd_pre_reset(struct usb_interface *intf) -{ - return 0; -} - -static int sd_post_reset(struct usb_interface *intf) -{ - return 0; -} - -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 - .pre_reset = sd_pre_reset, - .post_reset = sd_post_reset, -}; - -module_usb_driver(sd_driver); |
