Adds support for Intersil/Techwell tw686x frame grabbers.
By default, this module uses MEMCPY to transfer data.
Let's switch to "Contiguous DMA" which is the fastest
performing method available.
[ 10.074349] tw6869: PCI 0000:07:00.0, IRQ 33, MMIO 0x1200000 (contig mode)
[ 10.081381] tw686x 0000:07:00.0: enabling device (0140 -> 0142)
Signed-off-by: Koen Vandeputte <koen.vandeputte@citymesh.com>
CONFIG_MEDIA_CAMERA_SUPPORT=y
endef
CONFIG_MEDIA_CAMERA_SUPPORT=y
endef
+define AddDepends/framegrabber
+$(AddDepends/video)
+ KCONFIG+=CONFIG_MEDIA_PCI_SUPPORT=y
+endef
define KernelPackage/video-videobuf2
TITLE:=videobuf2 lib
define KernelPackage/video-videobuf2
TITLE:=videobuf2 lib
endef
$(eval $(call KernelPackage,video-pxp))
endef
$(eval $(call KernelPackage,video-pxp))
+
+define KernelPackage/video-tw686x
+ TITLE:=TW686x support
+ DEPENDS:=@PCIE_SUPPORT +kmod-video-dma +kmod-sound-core
+ KCONFIG:= CONFIG_VIDEO_TW686X
+ FILES:= $(LINUX_DIR)/drivers/media/pci/tw686x/tw686x.ko
+ AUTOLOAD:=$(call AutoProbe,tw686x)
+ MODPARAMS.tw686x:=dma_mode=contig
+ $(call AddDepends/framegrabber)
+endef
+
+define KernelPackage/video-tw686x/description
+ The Intersil/Techwell TW686x kernel module
+endef
+
+$(eval $(call KernelPackage,video-tw686x))