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kernel: add support for mem2mem devices

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This allows addition of devices which use these kernel
modules.

This also adds a package for handling dma within video2buf.
These are only build when selected by a caller

Signed-off-by: Koen Vandeputte <koen.vandeputte@citymesh.com>
This commit is contained in:
Koen Vandeputte 2023-02-08 16:26:36 +01:00
parent 0a0b1fd159
commit 0295a29f1d
1 changed files with 23 additions and 0 deletions
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23
package/kernel/linux/modules/video.mk
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@ -10,6 +10,7 @@ VIDEO_MENU:=Video Support
V4L2_DIR=v4l2-core
V4L2_USB_DIR=usb
V4L2_MEM2MEM_DIR=platform
#
# Video Display
@ -1044,3 +1045,25 @@ define KernelPackage/video-gspca-konica/description
endef
$(eval $(call KernelPackage,video-gspca-konica))
#
# Video Processing
#
define KernelPackage/video-mem2mem
SUBMENU:=$(VIDEO_MENU)
TITLE:=Memory 2 Memory device support
HIDDEN:=1
DEPENDS:=+kmod-video-videobuf2
KCONFIG:= CONFIG_V4L_MEM2MEM_DRIVERS=y
FILES:= $(LINUX_DIR)/drivers/media/$(V4L2_DIR)/v4l2-mem2mem.ko
AUTOLOAD:=$(call AutoLoad,66,v4l2-mem2mem)
$(call AddDepends/video)
endef
define KernelPackage/video-mem2mem/description
Memory 2 memory device support
endef
$(eval $(call KernelPackage,video-mem2mem))