media: davinci: deprecate dm644x_ccdc, dm355_cddc and dm365_isif

Deprecate the dm644x_ccdc, dm355_cddc and dm365_isif davinci drivers:
all three depend on the vpfe_capture driver, and that driver does not
use the vb2 framework for video streaming, instead it uses the old
videobuf framework.

We want to get rid of these old drivers, so deprecated these for future
removal.

Note that include/media/davinci/vpfe_capture.h can't be moved to staging
since it is used in arch/arm/mach-davinci/davinci.h.

Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

19 files changed, 75 insertions, 56 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 2a61d11ed3e5..7f123e4d0f0a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -20329,6 +20329,7 @@ W:	https://linuxtv.org
 Q:	http://patchwork.linuxtv.org/project/linux-media/list/
 T:	git git://linuxtv.org/mhadli/v4l-dvb-davinci_devices.git
 F:	drivers/media/platform/ti/davinci/
+F:	drivers/staging/media/deprecated/vpfe_capture/
 F:	include/media/davinci/
 
 TI ENHANCED QUADRATURE ENCODER PULSE (eQEP) DRIVER
diff --git a/drivers/media/platform/ti/davinci/Kconfig b/drivers/media/platform/ti/davinci/Kconfig
index c61e697aeb12..96d4bed7fe9e 100644
--- a/drivers/media/platform/ti/davinci/Kconfig
+++ b/drivers/media/platform/ti/davinci/Kconfig
@@ -32,55 +32,6 @@ config VIDEO_DAVINCI_VPIF_CAPTURE
 	  To compile this driver as a module, choose M here. There will
 	  be two modules called vpif.ko and vpif_capture.ko
 
-config VIDEO_DM6446_CCDC
-	tristate "TI DM6446 CCDC video capture driver"
-	depends on V4L_PLATFORM_DRIVERS
-	depends on VIDEO_DEV
-	depends on ARCH_DAVINCI || COMPILE_TEST
-	depends on I2C
-	select VIDEOBUF_DMA_CONTIG
-	help
-	   Enables DaVinci CCD hw module. DaVinci CCDC hw interfaces
-	   with decoder modules such as TVP5146 over BT656 or
-	   sensor module such as MT9T001 over a raw interface. This
-	   module configures the interface and CCDC/ISIF to do
-	   video frame capture from slave decoders.
-
-	   To compile this driver as a module, choose M here. There will
-	   be three modules called vpfe_capture.ko, vpss.ko and dm644x_ccdc.ko
-
-config VIDEO_DM355_CCDC
-	tristate "TI DM355 CCDC video capture driver"
-	depends on V4L_PLATFORM_DRIVERS
-	depends on VIDEO_DEV
-	depends on ARCH_DAVINCI || COMPILE_TEST
-	depends on I2C
-	select VIDEOBUF_DMA_CONTIG
-	help
-	   Enables DM355 CCD hw module. DM355 CCDC hw interfaces
-	   with decoder modules such as TVP5146 over BT656 or
-	   sensor module such as MT9T001 over a raw interface. This
-	   module configures the interface and CCDC/ISIF to do
-	   video frame capture from a slave decoders
-
-	   To compile this driver as a module, choose M here. There will
-	   be three modules called vpfe_capture.ko, vpss.ko and dm355_ccdc.ko
-
-config VIDEO_DM365_ISIF
-	tristate "TI DM365 ISIF video capture driver"
-	depends on V4L_PLATFORM_DRIVERS
-	depends on VIDEO_DEV
-	depends on ARCH_DAVINCI || COMPILE_TEST
-	depends on I2C
-	select VIDEOBUF_DMA_CONTIG
-	help
-	   Enables ISIF hw module. This is the hardware module for
-	   configuring ISIF in VPFE to capture Raw Bayer RGB data from
-	   a image sensor or YUV data from a YUV source.
-
-	   To compile this driver as a module, choose M here. There will
-	   be three modules called vpfe_capture.ko, vpss.ko and isif.ko
-
 config VIDEO_DAVINCI_VPBE_DISPLAY
 	tristate "TI DaVinci VPBE V4L2-Display driver"
 	depends on V4L_PLATFORM_DRIVERS
diff --git a/drivers/media/platform/ti/davinci/Makefile b/drivers/media/platform/ti/davinci/Makefile
index 05c45bf371aa..b20a91653162 100644
--- a/drivers/media/platform/ti/davinci/Makefile
+++ b/drivers/media/platform/ti/davinci/Makefile
@@ -8,9 +8,5 @@ obj-$(CONFIG_VIDEO_DAVINCI_VPIF_DISPLAY) += vpif.o vpif_display.o
 #VPIF Capture driver
 obj-$(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE) += vpif.o vpif_capture.o
 
-# Capture: DM6446 and DM355
-obj-$(CONFIG_VIDEO_DM6446_CCDC) += vpfe_capture.o vpss.o dm644x_ccdc.o
-obj-$(CONFIG_VIDEO_DM355_CCDC) += vpfe_capture.o vpss.o dm355_ccdc.o
-obj-$(CONFIG_VIDEO_DM365_ISIF) += vpfe_capture.o vpss.o isif.o
 obj-$(CONFIG_VIDEO_DAVINCI_VPBE_DISPLAY) += vpss.o vpbe.o vpbe_osd.o \
 	vpbe_venc.o vpbe_display.o
diff --git a/drivers/staging/media/Kconfig b/drivers/staging/media/Kconfig
index 15e92b3c6342..e520241e7723 100644
--- a/drivers/staging/media/Kconfig
+++ b/drivers/staging/media/Kconfig
@@ -60,6 +60,7 @@ source "drivers/staging/media/deprecated/fsl-viu/Kconfig"
 source "drivers/staging/media/deprecated/meye/Kconfig"
 source "drivers/staging/media/deprecated/stkwebcam/Kconfig"
 source "drivers/staging/media/deprecated/tm6000/Kconfig"
+source "drivers/staging/media/deprecated/vpfe_capture/Kconfig"
 source "drivers/staging/media/deprecated/zr364xx/Kconfig"
 endif
 
diff --git a/drivers/staging/media/Makefile b/drivers/staging/media/Makefile
index 10f7844b6681..ad2893d34cb8 100644
--- a/drivers/staging/media/Makefile
+++ b/drivers/staging/media/Makefile
@@ -16,3 +16,4 @@ obj-$(CONFIG_VIDEO_TM6000)	+= deprecated/tm6000/
 obj-$(CONFIG_VIDEO_VIU)		+= deprecated/fsl-viu/
 obj-$(CONFIG_USB_ZR364XX)	+= deprecated/zr364xx/
 obj-$(CONFIG_DVB_AV7110)	+= av7110/
+obj-y += deprecated/vpfe_capture/
diff --git a/drivers/staging/media/deprecated/vpfe_capture/Kconfig b/drivers/staging/media/deprecated/vpfe_capture/Kconfig
new file mode 100644
index 000000000000..10250e7e566b
--- /dev/null
+++ b/drivers/staging/media/deprecated/vpfe_capture/Kconfig
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config VIDEO_DM6446_CCDC
+	tristate "TI DM6446 CCDC video capture driver"
+	depends on V4L_PLATFORM_DRIVERS
+	depends on VIDEO_DEV
+	depends on ARCH_DAVINCI || COMPILE_TEST
+	depends on I2C
+	select VIDEOBUF_DMA_CONTIG
+	help
+	  Enables DaVinci CCD hw module. DaVinci CCDC hw interfaces
+	  with decoder modules such as TVP5146 over BT656 or
+	  sensor module such as MT9T001 over a raw interface. This
+	  module configures the interface and CCDC/ISIF to do
+	  video frame capture from slave decoders.
+
+	  This driver is deprecated and is scheduled for removal by
+	  the beginning of 2023. See the TODO file for more information.
+
+	  To compile this driver as a module, choose M here. There will
+	  be two modules called vpfe_capture.ko and dm644x_ccdc.ko
+
+config VIDEO_DM355_CCDC
+	tristate "TI DM355 CCDC video capture driver"
+	depends on V4L_PLATFORM_DRIVERS
+	depends on VIDEO_DEV
+	depends on ARCH_DAVINCI || COMPILE_TEST
+	depends on I2C
+	select VIDEOBUF_DMA_CONTIG
+	help
+	  Enables DM355 CCD hw module. DM355 CCDC hw interfaces
+	  with decoder modules such as TVP5146 over BT656 or
+	  sensor module such as MT9T001 over a raw interface. This
+	  module configures the interface and CCDC/ISIF to do
+	  video frame capture from a slave decoders
+
+	  This driver is deprecated and is scheduled for removal by
+	  the beginning of 2023. See the TODO file for more information.
+
+	  To compile this driver as a module, choose M here. There will
+	  be two modules called vpfe_capture.ko and dm355_ccdc.ko
+
+config VIDEO_DM365_ISIF
+	tristate "TI DM365 ISIF video capture driver"
+	depends on V4L_PLATFORM_DRIVERS
+	depends on VIDEO_DEV
+	depends on ARCH_DAVINCI || COMPILE_TEST
+	depends on I2C
+	select VIDEOBUF_DMA_CONTIG
+	help
+	  Enables ISIF hw module. This is the hardware module for
+	  configuring ISIF in VPFE to capture Raw Bayer RGB data from
+	  a image sensor or YUV data from a YUV source.
+
+	  This driver is deprecated and is scheduled for removal by
+	  the beginning of 2023. See the TODO file for more information.
+
+	  To compile this driver as a module, choose M here. There will
+	  be two modules called vpfe_capture.ko and isif.ko
diff --git a/drivers/staging/media/deprecated/vpfe_capture/Makefile b/drivers/staging/media/deprecated/vpfe_capture/Makefile
new file mode 100644
index 000000000000..609e8dc09ce7
--- /dev/null
+++ b/drivers/staging/media/deprecated/vpfe_capture/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-$(CONFIG_VIDEO_DM6446_CCDC) += vpfe_capture.o dm644x_ccdc.o
+obj-$(CONFIG_VIDEO_DM355_CCDC) += vpfe_capture.o dm355_ccdc.o
+obj-$(CONFIG_VIDEO_DM365_ISIF) += vpfe_capture.o isif.o
diff --git a/drivers/staging/media/deprecated/vpfe_capture/TODO b/drivers/staging/media/deprecated/vpfe_capture/TODO
new file mode 100644
index 000000000000..ce654d7337af
--- /dev/null
+++ b/drivers/staging/media/deprecated/vpfe_capture/TODO
@@ -0,0 +1,7 @@
+These are one of the few drivers still not using the vb2
+framework, so these drivers are now deprecated with the intent of
+removing them altogether by the beginning of 2023.
+
+In order to keep these drivers they have to be converted to vb2.
+If someone is interested in doing this work, then contact the
+linux-media mailinglist (https://linuxtv.org/lists.php).
diff --git a/drivers/media/platform/ti/davinci/ccdc_hw_device.h b/drivers/staging/media/deprecated/vpfe_capture/ccdc_hw_device.h
index a545052a95a9..a545052a95a9 100644
--- a/drivers/media/platform/ti/davinci/ccdc_hw_device.h
+++ b/drivers/staging/media/deprecated/vpfe_capture/ccdc_hw_device.h
diff --git a/drivers/media/platform/ti/davinci/dm355_ccdc.c b/drivers/staging/media/deprecated/vpfe_capture/dm355_ccdc.c
index 8fe55d1b972c..da8db53e9498 100644
--- a/drivers/media/platform/ti/davinci/dm355_ccdc.c
+++ b/drivers/staging/media/deprecated/vpfe_capture/dm355_ccdc.c
@@ -22,7 +22,7 @@
 #include <linux/err.h>
 #include <linux/module.h>
 
-#include <media/davinci/dm355_ccdc.h>
+#include "dm355_ccdc.h"
 #include <media/davinci/vpss.h>
 
 #include "dm355_ccdc_regs.h"
diff --git a/include/media/davinci/dm355_ccdc.h b/drivers/staging/media/deprecated/vpfe_capture/dm355_ccdc.h
index 1f3d00aa46d1..1f3d00aa46d1 100644
--- a/include/media/davinci/dm355_ccdc.h
+++ b/drivers/staging/media/deprecated/vpfe_capture/dm355_ccdc.h
diff --git a/drivers/media/platform/ti/davinci/dm355_ccdc_regs.h b/drivers/staging/media/deprecated/vpfe_capture/dm355_ccdc_regs.h
index eb381f075245..eb381f075245 100644
--- a/drivers/media/platform/ti/davinci/dm355_ccdc_regs.h
+++ b/drivers/staging/media/deprecated/vpfe_capture/dm355_ccdc_regs.h
diff --git a/drivers/media/platform/ti/davinci/dm644x_ccdc.c b/drivers/staging/media/deprecated/vpfe_capture/dm644x_ccdc.c
index e4073e99914c..4a93e5ad6415 100644
--- a/drivers/media/platform/ti/davinci/dm644x_ccdc.c
+++ b/drivers/staging/media/deprecated/vpfe_capture/dm644x_ccdc.c
@@ -24,7 +24,7 @@
 #include <linux/err.h>
 #include <linux/module.h>
 
-#include <media/davinci/dm644x_ccdc.h>
+#include "dm644x_ccdc.h"
 #include <media/davinci/vpss.h>
 
 #include "dm644x_ccdc_regs.h"
diff --git a/include/media/davinci/dm644x_ccdc.h b/drivers/staging/media/deprecated/vpfe_capture/dm644x_ccdc.h
index c20dba3d76d6..c20dba3d76d6 100644
--- a/include/media/davinci/dm644x_ccdc.h
+++ b/drivers/staging/media/deprecated/vpfe_capture/dm644x_ccdc.h
diff --git a/drivers/media/platform/ti/davinci/dm644x_ccdc_regs.h b/drivers/staging/media/deprecated/vpfe_capture/dm644x_ccdc_regs.h
index c4894f6a254e..c4894f6a254e 100644
--- a/drivers/media/platform/ti/davinci/dm644x_ccdc_regs.h
+++ b/drivers/staging/media/deprecated/vpfe_capture/dm644x_ccdc_regs.h
diff --git a/drivers/media/platform/ti/davinci/isif.c b/drivers/staging/media/deprecated/vpfe_capture/isif.c
index 69e862de014f..4059891c2824 100644
--- a/drivers/media/platform/ti/davinci/isif.c
+++ b/drivers/staging/media/deprecated/vpfe_capture/isif.c
@@ -22,7 +22,7 @@
 #include <linux/err.h>
 #include <linux/module.h>
 
-#include <media/davinci/isif.h>
+#include "isif.h"
 #include <media/davinci/vpss.h>
 
 #include "isif_regs.h"
diff --git a/include/media/davinci/isif.h b/drivers/staging/media/deprecated/vpfe_capture/isif.h
index 8369acd26e7e..8369acd26e7e 100644
--- a/include/media/davinci/isif.h
+++ b/drivers/staging/media/deprecated/vpfe_capture/isif.h
diff --git a/drivers/media/platform/ti/davinci/isif_regs.h b/drivers/staging/media/deprecated/vpfe_capture/isif_regs.h
index d68d38841ae7..d68d38841ae7 100644
--- a/drivers/media/platform/ti/davinci/isif_regs.h
+++ b/drivers/staging/media/deprecated/vpfe_capture/isif_regs.h
diff --git a/drivers/media/platform/ti/davinci/vpfe_capture.c b/drivers/staging/media/deprecated/vpfe_capture/vpfe_capture.c
index 0a2226b321d7..0a2226b321d7 100644
--- a/drivers/media/platform/ti/davinci/vpfe_capture.c
+++ b/drivers/staging/media/deprecated/vpfe_capture/vpfe_capture.c