LinuxTV Patchwork [RFC,V0,6/7] media: platform: Add Mediatek ISP Pass 1 driver KConfig

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Submitter Frederic Chen
Date Feb. 5, 2019, 6:42 a.m.
Message ID <1549348966-14451-7-git-send-email-frederic.chen@mediatek.com>
Download mbox | patch
Permalink /patch/54301/
State RFC
Delegated to: Hans Verkuil
Headers show

Comments

Frederic Chen - Feb. 5, 2019, 6:42 a.m.
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: Frederic Chen <frederic.chen@mediatek.com>
---
 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 a505e9f..ef08d48 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..999eb24
--- /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 feature and output
+		the first capture image buffer in Mediatek's camera system.
+
+		Choose y if you want to use Mediatek SoCs to create image
+		vcapture application such as video recording and still image
+		capture.

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