diff options
| -rw-r--r-- | drivers/media/video/gspca/sn9c20x.c | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c index 896cff925fb..7e71aa2d252 100644 --- a/drivers/media/video/gspca/sn9c20x.c +++ b/drivers/media/video/gspca/sn9c20x.c @@ -1,5 +1,7 @@ /* * Sonix sn9c201 sn9c202 library + * + * Copyright (C) 2012 Jean-Francois Moine <http://moinejf.free.fr> * Copyright (C) 2008-2009 microdia project <microdia@googlegroups.com> * Copyright (C) 2009 Brian Johnson <brijohn@gmail.com> * @@ -33,8 +35,6 @@ MODULE_AUTHOR("Brian Johnson <brijohn@gmail.com>, " MODULE_DESCRIPTION("GSPCA/SN9C20X USB Camera Driver"); MODULE_LICENSE("GPL"); -#define MODULE_NAME "sn9c20x" - /* * Pixel format private data */ @@ -1133,13 +1133,13 @@ static void reg_w(struct gspca_dev *gspca_dev, u16 reg, static void reg_w1(struct gspca_dev *gspca_dev, u16 reg, const u8 value) { - u8 data[1] = {value}; - reg_w(gspca_dev, reg, data, 1); + reg_w(gspca_dev, reg, &value, 1); } static void i2c_w(struct gspca_dev *gspca_dev, const u8 *buffer) { int i; + reg_w(gspca_dev, 0x10c0, buffer, 8); for (i = 0; i < 5; i++) { reg_r(gspca_dev, 0x10c0, 1); @@ -1161,7 +1161,6 @@ static void i2c_w(struct gspca_dev *gspca_dev, const u8 *buffer) static void i2c_w1(struct gspca_dev *gspca_dev, u8 reg, u8 val) { struct sd *sd = (struct sd *) gspca_dev; - u8 row[8]; /* @@ -1201,8 +1200,8 @@ static void i2c_w2(struct gspca_dev *gspca_dev, u8 reg, u16 val) row[0] = 0x81 | (3 << 4); row[1] = sd->i2c_addr; row[2] = reg; - row[3] = (val >> 8) & 0xff; - row[4] = val & 0xff; + row[3] = val >> 8; + row[4] = val; row[5] = 0x00; row[6] = 0x00; row[7] = 0x10; @@ -1587,8 +1586,9 @@ static void set_hvflip(struct gspca_dev *gspca_dev) if (vflip) { value |= 0x10; sd->vstart = 2; - } else + } else { sd->vstart = 3; + } reg_w1(gspca_dev, 0x1182, sd->vstart); i2c_w1(gspca_dev, 0x1e, value); break; @@ -1741,6 +1741,7 @@ static int sd_dbg_g_register(struct gspca_dev *gspca_dev, struct v4l2_dbg_register *reg) { struct sd *sd = (struct sd *) gspca_dev; + switch (reg->match.type) { case V4L2_CHIP_MATCH_HOST: if (reg->match.addr != 0) @@ -1768,6 +1769,7 @@ static int sd_dbg_s_register(struct gspca_dev *gspca_dev, struct v4l2_dbg_register *reg) { struct sd *sd = (struct sd *) gspca_dev; + switch (reg->match.type) { case V4L2_CHIP_MATCH_HOST: if (reg->match.addr != 0) @@ -1822,9 +1824,9 @@ static int sd_config(struct gspca_dev *gspca_dev, cam = &gspca_dev->cam; cam->needs_full_bandwidth = 1; - sd->sensor = (id->driver_info >> 8) & 0xff; - sd->i2c_addr = id->driver_info & 0xff; - sd->flags = (id->driver_info >> 16) & 0xff; + sd->sensor = id->driver_info >> 8; + sd->i2c_addr = id->driver_info; + sd->flags = id->driver_info >> 16; switch (sd->sensor) { case SENSOR_MT9M112: @@ -1918,6 +1920,7 @@ static int sd_init(struct gspca_dev *gspca_dev) mt9v_init_sensor(gspca_dev); if (gspca_dev->usb_err < 0) break; + pr_info("MT9VPRB sensor detected\n"); break; case SENSOR_MT9M111: mt9m111_init_sensor(gspca_dev); @@ -1943,7 +1946,7 @@ static int sd_init(struct gspca_dev *gspca_dev) pr_info("HV7131R sensor detected\n"); break; default: - pr_info("Unsupported Sensor\n"); + pr_err("Unsupported sensor\n"); gspca_dev->usb_err = -ENODEV; } @@ -1954,6 +1957,7 @@ static void configure_sensor_output(struct gspca_dev *gspca_dev, int mode) { struct sd *sd = (struct sd *) gspca_dev; u8 value; + switch (sd->sensor) { case SENSOR_SOI968: if (mode & MODE_SXGA) { @@ -2036,6 +2040,7 @@ static int sd_isoc_init(struct gspca_dev *gspca_dev) break; default: /* >= 640x480 */ gspca_dev->alt = 9; + break; } } @@ -2242,15 +2247,15 @@ static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, int len) /* interrupt packet length */ { struct sd *sd = (struct sd *) gspca_dev; - int ret = -EINVAL; + if (!(sd->flags & HAS_NO_BUTTON) && len == 1) { - input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1); - input_sync(gspca_dev->input_dev); - input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0); - input_sync(gspca_dev->input_dev); - ret = 0; + input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1); + input_sync(gspca_dev->input_dev); + input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0); + input_sync(gspca_dev->input_dev); + return 0; } - return ret; + return -EINVAL; } #endif @@ -2303,9 +2308,11 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, int len) /* iso packet length */ { struct sd *sd = (struct sd *) gspca_dev; - int avg_lum; + int avg_lum, is_jpeg; static u8 frame_header[] = {0xff, 0xff, 0x00, 0xc4, 0xc4, 0x96}; + + is_jpeg = (sd->fmt & 0x03) == 0; if (len >= 64 && memcmp(data, frame_header, 6) == 0) { avg_lum = ((data[35] >> 2) & 3) | (data[20] << 2) | @@ -2334,8 +2341,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, avg_lum >>= 9; atomic_set(&sd->avg_lum, avg_lum); - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv - & MODE_JPEG) + if (is_jpeg) transfer_check(gspca_dev, data); gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); @@ -2345,8 +2351,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data += 64; } if (gspca_dev->last_packet_type == LAST_PACKET) { - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv - & MODE_JPEG) { + if (is_jpeg) { gspca_frame_add(gspca_dev, FIRST_PACKET, sd->jpeg_hdr, JPEG_HDR_SZ); gspca_frame_add(gspca_dev, INTER_PACKET, @@ -2357,8 +2362,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, } } else { /* if JPEG, count the packets and their size */ - if (gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode].priv - & MODE_JPEG) { + if (is_jpeg) { sd->npkt++; sd->pktsz += len; } @@ -2368,7 +2372,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, /* sub-driver description */ static const struct sd_desc sd_desc = { - .name = MODULE_NAME, + .name = KBUILD_MODNAME, .ctrls = sd_ctrls, .nctrls = ARRAY_SIZE(sd_ctrls), .config = sd_config, @@ -2445,7 +2449,7 @@ static int sd_probe(struct usb_interface *intf, } static struct usb_driver sd_driver = { - .name = MODULE_NAME, + .name = KBUILD_MODNAME, .id_table = device_table, .probe = sd_probe, .disconnect = gspca_disconnect, |