Openwrt/target/linux/bcm27xx/patches-5.4/950-1042-uapi-bcm2835-isp-Add-colour-denoise-configuration.patch
Álvaro Fernández Rojas f07e572f64 bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-02-18 23:42:32 +01:00

57 lines
1.7 KiB
Diff

From b920f23b301503d6127f3fcdc3c88e24aa470679 Mon Sep 17 00:00:00 2001
From: Naushir Patuck <naush@raspberrypi.com>
Date: Thu, 14 Jan 2021 09:18:42 +0000
Subject: [PATCH] uapi: bcm2835-isp: Add colour denoise configuration
Add a configuration structure for colour denoise to the bcm2835_isp
driver.
Signed-off-by: Naushir Patuck <naush@raspberrypi.com>
---
include/uapi/linux/bcm2835-isp.h | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
--- a/include/uapi/linux/bcm2835-isp.h
+++ b/include/uapi/linux/bcm2835-isp.h
@@ -31,6 +31,8 @@
(V4L2_CID_USER_BCM2835_ISP_BASE + 0x0007)
#define V4L2_CID_USER_BCM2835_ISP_DPC \
(V4L2_CID_USER_BCM2835_ISP_BASE + 0x0008)
+#define V4L2_CID_USER_BCM2835_ISP_CDN \
+ (V4L2_CID_USER_BCM2835_ISP_BASE + 0x0009)
/*
* All structs below are directly mapped onto the equivalent structs in
@@ -176,6 +178,31 @@ struct bcm2835_isp_gamma {
};
/**
+ * enum bcm2835_isp_cdn_mode - Mode of operation for colour denoise.
+ *
+ * @CDN_MODE_FAST: Fast (but lower quality) colour denoise
+ * algorithm, typically used for video recording.
+ * @CDN_HIGH_QUALITY: High quality (but slower) colour denoise
+ * algorithm, typically used for stills capture.
+ */
+enum bcm2835_isp_cdn_mode {
+ CDN_MODE_FAST = 0,
+ CDN_MODE_HIGH_QUALITY = 1,
+};
+
+/**
+ * struct bcm2835_isp_cdn - Colour denoise parameters set with the
+ * V4L2_CID_USER_BCM2835_ISP_CDN ctrl.
+ *
+ * @enabled: Enable colour denoise.
+ * @mode: Colour denoise operating mode (see enum &bcm2835_isp_cdn_mode)
+ */
+struct bcm2835_isp_cdn {
+ __u32 enabled;
+ __u32 mode;
+};
+
+/**
* struct bcm2835_isp_denoise - Denoise parameters set with the
* V4L2_CID_USER_BCM2835_ISP_DENOISE ctrl.
*