V4L/DVB (13992): gspca_sn9c2028: New gspca subdriver (5bdd00b9) · Commits · e / devices / android_kernel_oneplus_sm7250

drivers/media/video/gspca/Kconfig

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		@@ -141,6 +141,16 @@ config USB_GSPCA_PAC7311
		To compile this driver as a module, choose M here: the
		module will be called gspca_pac7311.

		config USB_GSPCA_SN9C2028
		tristate "SONIX Dual-Mode USB Camera Driver"
		depends on VIDEO_V4L2 && USB_GSPCA
		help
		Say Y here if you want streaming support for Sonix SN9C2028 cameras.
		These are supported as stillcams in libgphoto2/camlibs/sonix.

		To compile this driver as a module, choose M here: the
		module will be called gspca_sn9c2028.

		config USB_GSPCA_SN9C20X
		tristate "SN9C20X USB Camera Driver"
		depends on VIDEO_V4L2 && USB_GSPCA

+2 −0

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		@@ -12,6 +12,7 @@ obj-$(CONFIG_USB_GSPCA_OV534_9) += gspca_ov534_9.o
		obj-$(CONFIG_USB_GSPCA_PAC207) += gspca_pac207.o
		obj-$(CONFIG_USB_GSPCA_PAC7302) += gspca_pac7302.o
		obj-$(CONFIG_USB_GSPCA_PAC7311) += gspca_pac7311.o
		obj-$(CONFIG_USB_GSPCA_SN9C2028) += gspca_sn9c2028.o
		obj-$(CONFIG_USB_GSPCA_SN9C20X) += gspca_sn9c20x.o
		obj-$(CONFIG_USB_GSPCA_SONIXB) += gspca_sonixb.o
		obj-$(CONFIG_USB_GSPCA_SONIXJ) += gspca_sonixj.o
		@@ -45,6 +46,7 @@ gspca_ov534_9-objs := ov534_9.o
		gspca_pac207-objs := pac207.o
		gspca_pac7302-objs := pac7302.o
		gspca_pac7311-objs := pac7311.o
		gspca_sn9c2028-objs := sn9c2028.o
		gspca_sn9c20x-objs := sn9c20x.o
		gspca_sonixb-objs := sonixb.o
		gspca_sonixj-objs := sonixj.o

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		/*
		* SN9C2028 common functions
		*
		* Copyright (C) 2009 Theodore Kilgore <kilgota@auburn,edu>
		*
		* Based closely upon the file gspca/pac_common.h
		*
		* 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
		*
		*/

		static const unsigned char sn9c2028_sof_marker[5] =
		{ 0xff, 0xff, 0x00, 0xc4, 0xc4 };

		static unsigned char sn9c2028_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] == sn9c2028_sof_marker[sd->sof_read]) {
		sd->sof_read++;
		if (sd->sof_read == sizeof(sn9c2028_sof_marker)) {
		PDEBUG(D_FRAM,
		"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;
		}

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		@@ -362,6 +362,7 @@ struct v4l2_pix_format {
		#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
		#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
		#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
		#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
		#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
		#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
		#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */