[media] gspca: Add jl2005bcd sub driver

Written by Theodore Kilgore

With minor changes by Hans de Goede:
-Code style fixes
-Correct the verbose level on various PDEBUG messages
-Make error messages use pr_err instead of PDEBUG
-Document the jl20 pixel format
Signed-off-by: Theodore Kilgore <kilgota@auburn.edu>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

Documentation/DocBook/media/v4l/pixfmt.xml

@@ -890,6 +890,11 @@ kernel sources in the file <filename>Documentation/video4linux/cx2341x/README.hm
 	    <entry>'M310'</entry>
 	    <entry>Compressed BGGR Bayer format used by the gspca driver.</entry>
 	  </row>
+	  <row id="V4L2-PIX-FMT-JL2005BCD">
+	    <entry><constant>V4L2_PIX_FMT_JL2005BCD</constant></entry>
+	    <entry>'JL20'</entry>
+	    <entry>JPEG compressed RGGB Bayer format used by the gspca driver.</entry>
+	  </row>
 	  <row id="V4L2-PIX-FMT-OV511">
 	    <entry><constant>V4L2_PIX_FMT_OV511</constant></entry>
 	    <entry>'O511'</entry>

Documentation/video4linux/gspca.txt

@@ -279,6 +279,7 @@ pac7302		093a:2628	Genius iLook 300
 pac7302		093a:2629	Genious iSlim 300
 pac7302		093a:262a	Webcam 300k
 pac7302		093a:262c	Philips SPC 230 NC
+jl2005bcd	0979:0227	Various brands, 19 known cameras supported
 jeilinj		0979:0280	Sakar 57379
 jeilinj		0979:0280	Sportscam DV15
 zc3xx		0ac8:0302	Z-star Vimicro zc0302

drivers/media/video/gspca/Kconfig

@@ -77,6 +77,16 @@ config USB_GSPCA_JEILINJ
 	  To compile this driver as a module, choose M here: the
 	  module will be called gspca_jeilinj.
 
+config USB_GSPCA_JL2005BCD
+	tristate "JL2005B/C/D USB V4L2 driver"
+	depends on VIDEO_V4L2 && USB_GSPCA
+	help
+	  Say Y here if you want support for cameras based the
+	  JL2005B, JL2005C, or JL2005D chip.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called gspca_jl2005bcd.
+
 config USB_GSPCA_KINECT
 	tristate "Kinect sensor device USB Camera Driver"
 	depends on VIDEO_V4L2 && USB_GSPCA

drivers/media/video/gspca/Makefile

@@ -5,6 +5,7 @@ obj-$(CONFIG_USB_GSPCA_CPIA1)    += gspca_cpia1.o
 obj-$(CONFIG_USB_GSPCA_ETOMS)    += gspca_etoms.o
 obj-$(CONFIG_USB_GSPCA_FINEPIX)  += gspca_finepix.o
 obj-$(CONFIG_USB_GSPCA_JEILINJ)  += gspca_jeilinj.o
+obj-$(CONFIG_USB_GSPCA_JL2005BCD) += gspca_jl2005bcd.o
 obj-$(CONFIG_USB_GSPCA_KINECT)   += gspca_kinect.o
 obj-$(CONFIG_USB_GSPCA_KONICA)   += gspca_konica.o
 obj-$(CONFIG_USB_GSPCA_MARS)     += gspca_mars.o
@@ -49,6 +50,7 @@ gspca_cpia1-objs    := cpia1.o
 gspca_etoms-objs    := etoms.o
 gspca_finepix-objs  := finepix.o
 gspca_jeilinj-objs  := jeilinj.o
+gspca_jl2005bcd-objs  := jl2005bcd.o
 gspca_kinect-objs   := kinect.o
 gspca_konica-objs   := konica.o
 gspca_mars-objs     := mars.o

include/linux/videodev2.h

@@ -401,6 +401,7 @@ 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_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB 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 */