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V4L/DVB (8813): gspca: Adjust SOF detection for pac73xx.
Signed-off-by: Hans de Goede <j.w.r.degoede@hhs.nl> Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -70,7 +70,6 @@ struct sd {
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#define SENSOR_PAC7311 1
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u8 sof_read;
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u8 header_read;
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u8 autogain_ignore_frames;
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atomic_t avg_lum;
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@ -709,8 +708,6 @@ static const unsigned char pac7311_jpeg_header2[] = {
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/* Include pac common sof detection functions */
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#include "pac_common.h"
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#define HEADER_LENGTH 2
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/* this function is run at interrupt level */
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static void sd_pkt_scan(struct gspca_dev *gspca_dev,
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struct gspca_frame *frame, /* target */
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@ -784,22 +781,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
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gspca_frame_add(gspca_dev, INTER_PACKET, frame, tmpbuf, 4);
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gspca_frame_add(gspca_dev, INTER_PACKET, frame,
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pac7311_jpeg_header2, sizeof(pac7311_jpeg_header2));
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sd->header_read = 0;
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}
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if (sd->header_read < HEADER_LENGTH) {
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/* skip the variable part of the sof header */
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int needed = HEADER_LENGTH - sd->header_read;
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if (len <= needed) {
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sd->header_read += len;
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return;
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}
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data += needed;
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len -= needed;
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sd->header_read = HEADER_LENGTH;
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}
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gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
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}
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