V4L/DVB (8813): gspca: Adjust SOF detection for pac73xx. (221e7dbe) · Commits · 戴 / test

drivers/media/video/gspca/pac7311.c

+0 −18

Original line number	Diff line number	Diff line
		@@ -70,7 +70,6 @@ struct sd {
		#define SENSOR_PAC7311 1

		u8 sof_read;
		u8 header_read;
		u8 autogain_ignore_frames;

		atomic_t avg_lum;
		@@ -709,8 +708,6 @@ static const unsigned char pac7311_jpeg_header2[] = {
		/* Include pac common sof detection functions */
		#include "pac_common.h"

		#define HEADER_LENGTH 2

		/* this function is run at interrupt level */
		static void sd_pkt_scan(struct gspca_dev *gspca_dev,
		struct gspca_frame frame, / target */
		@@ -784,22 +781,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
		gspca_frame_add(gspca_dev, INTER_PACKET, frame, tmpbuf, 4);
		gspca_frame_add(gspca_dev, INTER_PACKET, frame,
		pac7311_jpeg_header2, sizeof(pac7311_jpeg_header2));

		sd->header_read = 0;
		}

		if (sd->header_read < HEADER_LENGTH) {
		/* skip the variable part of the sof header */
		int needed = HEADER_LENGTH - sd->header_read;
		if (len <= needed) {
		sd->header_read += len;
		return;
		}
		data += needed;
		len -= needed;
		sd->header_read = HEADER_LENGTH;
		}

		gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
		}