[RFC,V1,06/12] media: platform: Add Mediatek ISP Pass 1 driver Kconfig

Commit Message

Jungo Lin March 28, 2019, 9:56 a.m. UTC

This patch adds Kconfig for Pass 1 (P1) unit driver of Mediatek's
camera ISP system. ISP P1 unit is embedded in Mediatek SoCs. It
provides RAW processing which includes optical black correction,
defect pixel correction, W/IR imbalance correction and lens
shading correction.

Signed-off-by: Jungo Lin <[e-mail]>
---
 drivers/media/platform/Kconfig         |  2 ++
 drivers/media/platform/mtk-isp/Kconfig | 21 +++++++++++++++++++++
 2 files changed, 23 insertions(+)
 create mode 100644 drivers/media/platform/mtk-isp/Kconfig

Patch

diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index 4acbed1..7be62e0 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -32,6 +32,8 @@  source "drivers/media/platform/davinci/Kconfig"
 
 source "drivers/media/platform/omap/Kconfig"
 
+source "drivers/media/platform/mtk-isp/Kconfig"
+
 config VIDEO_ASPEED
 	tristate "Aspeed AST2400 and AST2500 Video Engine driver"
 	depends on VIDEO_V4L2
diff --git a/drivers/media/platform/mtk-isp/Kconfig b/drivers/media/platform/mtk-isp/Kconfig
new file mode 100644
index 0000000..9932563
--- /dev/null
+++ b/drivers/media/platform/mtk-isp/Kconfig
@@ -0,0 +1,21 @@ 
+config VIDEO_MEDIATEK_ISP_PASS1_SUPPORT
+	bool "Mediatek pass 1 image processing function"
+
+	select DMA_SHARED_BUFFER
+	select VIDEO_V4L2_SUBDEV_API
+	select VIDEOBUF2_DMA_CONTIG
+	select VIDEOBUF2_CORE
+	select VIDEOBUF2_V4L2
+	select VIDEOBUF2_MEMOPS
+	select VIDEOBUF2_VMALLOC
+	select MEDIA_CONTROLLER
+
+	default n
+	help
+		Pass 1 driver controls 3A (autofocus, exposure,
+		and white balance) with tuning parameters and outputs
+		the capture image buffers in Mediatek's camera system.
+
+		Choose y if you want to use Mediatek SoCs to create image
+		capture application such as video recording and still image
+		capture.