From 327c4abf74a4426676df6c359b2a3dea2a5d126e Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Wed, 3 Sep 2008 17:12:14 -0300 Subject: V4L/DVB (8812): gspca: Do pac73xx webcams work. - documentation for some registers - some preparations for adding autogain_n_exposure functionality - various pac7311 fixes - disable brightness and colors controls for 7311 - fix contrast control for 7311 - add hflip and vflip controls for 7311 - minimal jpeg header - proper SOF detection Signed-off-by: Hans de Goede Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/pac207.c | 36 +++++------------------------------- 1 file changed, 5 insertions(+), 31 deletions(-) (limited to 'drivers/media/video/gspca/pac207.c') diff --git a/drivers/media/video/gspca/pac207.c b/drivers/media/video/gspca/pac207.c index d9668f4cb4d1..620c9631629e 100644 --- a/drivers/media/video/gspca/pac207.c +++ b/drivers/media/video/gspca/pac207.c @@ -181,9 +181,6 @@ static const __u8 pac207_sensor_init[][8] = { /* 48 reg_72 Rate Control end BalSize_4a =0x36 */ static const __u8 PacReg72[] = { 0x00, 0x00, 0x36, 0x00 }; -static const unsigned char pac207_sof_marker[5] = - { 0xff, 0xff, 0x00, 0xff, 0x96 }; - static int pac207_write_regs(struct gspca_dev *gspca_dev, u16 index, const u8 *buffer, u16 length) { @@ -367,31 +364,8 @@ static void pac207_do_auto_gain(struct gspca_dev *gspca_dev) sd->autogain_ignore_frames = PAC207_AUTOGAIN_IGNORE_FRAMES; } -static unsigned char *pac207_find_sof(struct gspca_dev *gspca_dev, - unsigned char *m, int len) -{ - struct sd *sd = (struct sd *) gspca_dev; - int i; - - /* Search for the SOF marker (fixed part) in the header */ - for (i = 0; i < len; i++) { - if (m[i] == pac207_sof_marker[sd->sof_read]) { - sd->sof_read++; - if (sd->sof_read == sizeof(pac207_sof_marker)) { - PDEBUG(D_STREAM, - "SOF found, bytes to analyze: %u." - " Frame starts at byte #%u", - len, i + 1); - sd->sof_read = 0; - return m + i + 1; - } - } else { - sd->sof_read = 0; - } - } - - return NULL; -} +/* Include pac common sof detection functions */ +#include "pac_common.h" static void sd_pkt_scan(struct gspca_dev *gspca_dev, struct gspca_frame *frame, @@ -401,14 +375,14 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, struct sd *sd = (struct sd *) gspca_dev; unsigned char *sof; - sof = pac207_find_sof(gspca_dev, data, len); + sof = pac_find_sof(gspca_dev, data, len); if (sof) { int n; /* finish decoding current frame */ n = sof - data; - if (n > sizeof pac207_sof_marker) - n -= sizeof pac207_sof_marker; + if (n > sizeof pac_sof_marker) + n -= sizeof pac_sof_marker; else n = 0; frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, -- cgit v1.2.3-55-g7522