Merge tag 'media/v6.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - removal of the old omap4iss media driver

 - mantis: remove orphan mantis_core.h

 - add support for Raspberypi CFE

 - uvc driver got a co-maintainer

 - main media tree moved to git://linuxtv.org/media.git

 - lots of driver cleanups, updates and fixes

* tag 'media/v6.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (233 commits)
  docs: media: update location of the media patches
  MAINTAINERS: update location of media main tree
  media: MAINTAINERS: Add Hans de Goede as USB VIDEO CLASS co-maintainer
  media: platform: samsung: s5p-jpeg: Remove deadcode
  media: qcom: camss: Add MSM8953 resources
  media: dt-bindings: Add qcom,msm8953-camss
  media: qcom: camss: implement pm domain ops for VFE v4.1
  media: platform: exynos4-is: Fix an OF node reference leak in fimc_md_is_isp_available
  media: adv7180: Also check for "adi,force-bt656-4"
  media: dt-bindings: adv7180: Document 'adi,force-bt656-4'
  media: mgb4: Fix inconsistent input/output alignment in loopback mode
  media: replace obsolete hans.verkuil@cisco.com alias
  Documentation: media: improve V4L2_CID_MIN_BUFFERS_FOR_*, doc
  media: vicodec: add V4L2_CID_MIN_BUFFERS_FOR_* controls
  media: atomisp: Add check for rgby_data memory allocation failure
  media: atomisp: remove redundant re-checking of err
  media: atomisp: Fix spelling errors reported by codespell
  media: atomisp: Remove License information boilerplate
  media: atomisp: Fix typos in comment
  media: atomisp: hmm_bo: Fix spelling errors in hmm_bo.h
  ...

4 files changed, 344 insertions, 1 deletions

diff --git a/include/uapi/linux/media/raspberrypi/pisp_fe_config.h b/include/uapi/linux/media/raspberrypi/pisp_fe_config.h
new file mode 100644
index 000000000000..77237460a3b5
--- /dev/null
+++ b/include/uapi/linux/media/raspberrypi/pisp_fe_config.h
@@ -0,0 +1,273 @@
+/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
+/*
+ * RP1 PiSP Front End Driver Configuration structures
+ *
+ * Copyright (C) 2021 - Raspberry Pi Ltd.
+ *
+ */
+#ifndef _UAPI_PISP_FE_CONFIG_
+#define _UAPI_PISP_FE_CONFIG_
+
+#include <linux/types.h>
+
+#include "pisp_common.h"
+#include "pisp_fe_statistics.h"
+
+#define PISP_FE_NUM_OUTPUTS 2
+
+enum pisp_fe_enable {
+	PISP_FE_ENABLE_INPUT = 0x000001,
+	PISP_FE_ENABLE_DECOMPRESS = 0x000002,
+	PISP_FE_ENABLE_DECOMPAND = 0x000004,
+	PISP_FE_ENABLE_BLA = 0x000008,
+	PISP_FE_ENABLE_DPC = 0x000010,
+	PISP_FE_ENABLE_STATS_CROP = 0x000020,
+	PISP_FE_ENABLE_DECIMATE = 0x000040,
+	PISP_FE_ENABLE_BLC = 0x000080,
+	PISP_FE_ENABLE_CDAF_STATS = 0x000100,
+	PISP_FE_ENABLE_AWB_STATS = 0x000200,
+	PISP_FE_ENABLE_RGBY = 0x000400,
+	PISP_FE_ENABLE_LSC = 0x000800,
+	PISP_FE_ENABLE_AGC_STATS = 0x001000,
+	PISP_FE_ENABLE_CROP0 = 0x010000,
+	PISP_FE_ENABLE_DOWNSCALE0 = 0x020000,
+	PISP_FE_ENABLE_COMPRESS0 = 0x040000,
+	PISP_FE_ENABLE_OUTPUT0 = 0x080000,
+	PISP_FE_ENABLE_CROP1 = 0x100000,
+	PISP_FE_ENABLE_DOWNSCALE1 = 0x200000,
+	PISP_FE_ENABLE_COMPRESS1 = 0x400000,
+	PISP_FE_ENABLE_OUTPUT1 = 0x800000
+};
+
+#define PISP_FE_ENABLE_CROP(i) (PISP_FE_ENABLE_CROP0 << (4 * (i)))
+#define PISP_FE_ENABLE_DOWNSCALE(i) (PISP_FE_ENABLE_DOWNSCALE0 << (4 * (i)))
+#define PISP_FE_ENABLE_COMPRESS(i) (PISP_FE_ENABLE_COMPRESS0 << (4 * (i)))
+#define PISP_FE_ENABLE_OUTPUT(i) (PISP_FE_ENABLE_OUTPUT0 << (4 * (i)))
+
+/*
+ * We use the enable flags to show when blocks are "dirty", but we need some
+ * extra ones too.
+ */
+enum pisp_fe_dirty {
+	PISP_FE_DIRTY_GLOBAL = 0x0001,
+	PISP_FE_DIRTY_FLOATING = 0x0002,
+	PISP_FE_DIRTY_OUTPUT_AXI = 0x0004
+};
+
+struct pisp_fe_global_config {
+	__u32 enables;
+	__u8 bayer_order;
+	__u8 pad[3];
+} __attribute__((packed));
+
+struct pisp_fe_input_axi_config {
+	/* burst length minus one, in the range 0..15; OR'd with flags */
+	__u8 maxlen_flags;
+	/* { prot[2:0], cache[3:0] } fields */
+	__u8 cache_prot;
+	/* QoS (only 4 LS bits are used) */
+	__u16 qos;
+} __attribute__((packed));
+
+struct pisp_fe_output_axi_config {
+	/* burst length minus one, in the range 0..15; OR'd with flags */
+	__u8 maxlen_flags;
+	/* { prot[2:0], cache[3:0] } fields */
+	__u8 cache_prot;
+	/* QoS (4 bitfields of 4 bits each for different panic levels) */
+	__u16 qos;
+	/*  For Panic mode: Output FIFO panic threshold */
+	__u16 thresh;
+	/*  For Panic mode: Output FIFO statistics throttle threshold */
+	__u16 throttle;
+} __attribute__((packed));
+
+struct pisp_fe_input_config {
+	__u8 streaming;
+	__u8 pad[3];
+	struct pisp_image_format_config format;
+	struct pisp_fe_input_axi_config axi;
+	/* Extra cycles delay before issuing each burst request */
+	__u8 holdoff;
+	__u8 pad2[3];
+} __attribute__((packed));
+
+struct pisp_fe_output_config {
+	struct pisp_image_format_config format;
+	__u16 ilines;
+	__u8 pad[2];
+} __attribute__((packed));
+
+struct pisp_fe_input_buffer_config {
+	__u32 addr_lo;
+	__u32 addr_hi;
+	__u16 frame_id;
+	__u16 pad;
+} __attribute__((packed));
+
+#define PISP_FE_DECOMPAND_LUT_SIZE 65
+
+struct pisp_fe_decompand_config {
+	__u16 lut[PISP_FE_DECOMPAND_LUT_SIZE];
+	__u16 pad;
+} __attribute__((packed));
+
+struct pisp_fe_dpc_config {
+	__u8 coeff_level;
+	__u8 coeff_range;
+	__u8 coeff_range2;
+#define PISP_FE_DPC_FLAG_FOLDBACK 1
+#define PISP_FE_DPC_FLAG_VFLAG 2
+	__u8 flags;
+} __attribute__((packed));
+
+#define PISP_FE_LSC_LUT_SIZE 16
+
+struct pisp_fe_lsc_config {
+	__u8 shift;
+	__u8 pad0;
+	__u16 scale;
+	__u16 centre_x;
+	__u16 centre_y;
+	__u16 lut[PISP_FE_LSC_LUT_SIZE];
+} __attribute__((packed));
+
+struct pisp_fe_rgby_config {
+	__u16 gain_r;
+	__u16 gain_g;
+	__u16 gain_b;
+	__u8 maxflag;
+	__u8 pad;
+} __attribute__((packed));
+
+struct pisp_fe_agc_stats_config {
+	__u16 offset_x;
+	__u16 offset_y;
+	__u16 size_x;
+	__u16 size_y;
+	/* each weight only 4 bits */
+	__u8 weights[PISP_AGC_STATS_NUM_ZONES / 2];
+	__u16 row_offset_x;
+	__u16 row_offset_y;
+	__u16 row_size_x;
+	__u16 row_size_y;
+	__u8 row_shift;
+	__u8 float_shift;
+	__u8 pad1[2];
+} __attribute__((packed));
+
+struct pisp_fe_awb_stats_config {
+	__u16 offset_x;
+	__u16 offset_y;
+	__u16 size_x;
+	__u16 size_y;
+	__u8 shift;
+	__u8 pad[3];
+	__u16 r_lo;
+	__u16 r_hi;
+	__u16 g_lo;
+	__u16 g_hi;
+	__u16 b_lo;
+	__u16 b_hi;
+} __attribute__((packed));
+
+struct pisp_fe_floating_stats_region {
+	__u16 offset_x;
+	__u16 offset_y;
+	__u16 size_x;
+	__u16 size_y;
+} __attribute__((packed));
+
+struct pisp_fe_floating_stats_config {
+	struct pisp_fe_floating_stats_region
+		regions[PISP_FLOATING_STATS_NUM_ZONES];
+} __attribute__((packed));
+
+#define PISP_FE_CDAF_NUM_WEIGHTS 8
+
+struct pisp_fe_cdaf_stats_config {
+	__u16 noise_constant;
+	__u16 noise_slope;
+	__u16 offset_x;
+	__u16 offset_y;
+	__u16 size_x;
+	__u16 size_y;
+	__u16 skip_x;
+	__u16 skip_y;
+	__u32 mode;
+} __attribute__((packed));
+
+struct pisp_fe_stats_buffer_config {
+	__u32 addr_lo;
+	__u32 addr_hi;
+} __attribute__((packed));
+
+struct pisp_fe_crop_config {
+	__u16 offset_x;
+	__u16 offset_y;
+	__u16 width;
+	__u16 height;
+} __attribute__((packed));
+
+enum pisp_fe_downscale_flags {
+	/* downscale the four Bayer components independently... */
+	DOWNSCALE_BAYER = 1,
+	/* ...without trying to preserve their spatial relationship */
+	DOWNSCALE_BIN = 2,
+};
+
+struct pisp_fe_downscale_config {
+	__u8 xin;
+	__u8 xout;
+	__u8 yin;
+	__u8 yout;
+	__u8 flags; /* enum pisp_fe_downscale_flags */
+	__u8 pad[3];
+	__u16 output_width;
+	__u16 output_height;
+} __attribute__((packed));
+
+struct pisp_fe_output_buffer_config {
+	__u32 addr_lo;
+	__u32 addr_hi;
+} __attribute__((packed));
+
+/* Each of the two output channels/branches: */
+struct pisp_fe_output_branch_config {
+	struct pisp_fe_crop_config crop;
+	struct pisp_fe_downscale_config downscale;
+	struct pisp_compress_config compress;
+	struct pisp_fe_output_config output;
+	__u32 pad;
+} __attribute__((packed));
+
+/* And finally one to rule them all: */
+struct pisp_fe_config {
+	/* I/O configuration: */
+	struct pisp_fe_stats_buffer_config stats_buffer;
+	struct pisp_fe_output_buffer_config output_buffer[PISP_FE_NUM_OUTPUTS];
+	struct pisp_fe_input_buffer_config input_buffer;
+	/* processing configuration: */
+	struct pisp_fe_global_config global;
+	struct pisp_fe_input_config input;
+	struct pisp_decompress_config decompress;
+	struct pisp_fe_decompand_config decompand;
+	struct pisp_bla_config bla;
+	struct pisp_fe_dpc_config dpc;
+	struct pisp_fe_crop_config stats_crop;
+	__u32 spare1; /* placeholder for future decimate configuration */
+	struct pisp_bla_config blc;
+	struct pisp_fe_rgby_config rgby;
+	struct pisp_fe_lsc_config lsc;
+	struct pisp_fe_agc_stats_config agc_stats;
+	struct pisp_fe_awb_stats_config awb_stats;
+	struct pisp_fe_cdaf_stats_config cdaf_stats;
+	struct pisp_fe_floating_stats_config floating_stats;
+	struct pisp_fe_output_axi_config output_axi;
+	struct pisp_fe_output_branch_config ch[PISP_FE_NUM_OUTPUTS];
+	/* non-register fields: */
+	__u32 dirty_flags; /* these use pisp_fe_enable */
+	__u32 dirty_flags_extra; /* these use pisp_fe_dirty */
+} __attribute__((packed));
+
+#endif /* _UAPI_PISP_FE_CONFIG_ */
diff --git a/include/uapi/linux/media/raspberrypi/pisp_fe_statistics.h b/include/uapi/linux/media/raspberrypi/pisp_fe_statistics.h
new file mode 100644
index 000000000000..a7d42985aee8
--- /dev/null
+++ b/include/uapi/linux/media/raspberrypi/pisp_fe_statistics.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
+/*
+ * RP1 PiSP Front End statistics definitions
+ *
+ * Copyright (C) 2021 - Raspberry Pi Ltd.
+ *
+ */
+#ifndef _UAPI_PISP_FE_STATISTICS_H_
+#define _UAPI_PISP_FE_STATISTICS_H_
+
+#include <linux/types.h>
+
+#define PISP_FLOATING_STATS_NUM_ZONES 4
+#define PISP_AGC_STATS_NUM_BINS 1024
+#define PISP_AGC_STATS_SIZE 16
+#define PISP_AGC_STATS_NUM_ZONES (PISP_AGC_STATS_SIZE * PISP_AGC_STATS_SIZE)
+#define PISP_AGC_STATS_NUM_ROW_SUMS 512
+
+struct pisp_agc_statistics_zone {
+	__u64 Y_sum;
+	__u32 counted;
+	__u32 pad;
+} __attribute__((packed));
+
+struct pisp_agc_statistics {
+	__u32 row_sums[PISP_AGC_STATS_NUM_ROW_SUMS];
+	/*
+	 * 32-bits per bin means an image (just less than) 16384x16384 pixels
+	 * in size can weight every pixel from 0 to 15.
+	 */
+	__u32 histogram[PISP_AGC_STATS_NUM_BINS];
+	struct pisp_agc_statistics_zone floating[PISP_FLOATING_STATS_NUM_ZONES];
+} __attribute__((packed));
+
+#define PISP_AWB_STATS_SIZE 32
+#define PISP_AWB_STATS_NUM_ZONES (PISP_AWB_STATS_SIZE * PISP_AWB_STATS_SIZE)
+
+struct pisp_awb_statistics_zone {
+	__u32 R_sum;
+	__u32 G_sum;
+	__u32 B_sum;
+	__u32 counted;
+} __attribute__((packed));
+
+struct pisp_awb_statistics {
+	struct pisp_awb_statistics_zone zones[PISP_AWB_STATS_NUM_ZONES];
+	struct pisp_awb_statistics_zone floating[PISP_FLOATING_STATS_NUM_ZONES];
+} __attribute__((packed));
+
+#define PISP_CDAF_STATS_SIZE 8
+#define PISP_CDAF_STATS_NUM_FOMS (PISP_CDAF_STATS_SIZE * PISP_CDAF_STATS_SIZE)
+
+struct pisp_cdaf_statistics {
+	__u64 foms[PISP_CDAF_STATS_NUM_FOMS];
+	__u64 floating[PISP_FLOATING_STATS_NUM_ZONES];
+} __attribute__((packed));
+
+struct pisp_statistics {
+	struct pisp_awb_statistics awb;
+	struct pisp_agc_statistics agc;
+	struct pisp_cdaf_statistics cdaf;
+} __attribute__((packed));
+
+#endif /* _UAPI_PISP_FE_STATISTICS_H_ */
diff --git a/include/uapi/linux/v4l2-dv-timings.h b/include/uapi/linux/v4l2-dv-timings.h
index ef0128c7369c..44a16e0e5a12 100644
--- a/include/uapi/linux/v4l2-dv-timings.h
+++ b/include/uapi/linux/v4l2-dv-timings.h
@@ -2,7 +2,7 @@
 /*
  * V4L2 DV timings header.
  *
- * Copyright (C) 2012-2016  Hans Verkuil <hans.verkuil@cisco.com>
+ * Copyright (C) 2012-2016  Hans Verkuil <hansverk@cisco.com>
  */
 
 #ifndef _V4L2_DV_TIMINGS_H
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 27239cb64065..e7c4dce39007 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -798,6 +798,7 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
 #define V4L2_PIX_FMT_Y8I      v4l2_fourcc('Y', '8', 'I', ' ') /* Greyscale 8-bit L/R interleaved */
 #define V4L2_PIX_FMT_Y12I     v4l2_fourcc('Y', '1', '2', 'I') /* Greyscale 12-bit L/R interleaved */
+#define V4L2_PIX_FMT_Y16I     v4l2_fourcc('Y', '1', '6', 'I') /* Greyscale 16-bit L/R interleaved */
 #define V4L2_PIX_FMT_Z16      v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */
 #define V4L2_PIX_FMT_MT21C    v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode  */
 #define V4L2_PIX_FMT_MM21     v4l2_fourcc('M', 'M', '2', '1') /* Mediatek 8-bit block mode, two non-contiguous planes */
@@ -859,6 +860,8 @@ struct v4l2_pix_format {
 
 /* Vendor specific - used for RaspberryPi PiSP */
 #define V4L2_META_FMT_RPI_BE_CFG	v4l2_fourcc('R', 'P', 'B', 'C') /* PiSP BE configuration */
+#define V4L2_META_FMT_RPI_FE_CFG	v4l2_fourcc('R', 'P', 'F', 'C') /* PiSP FE configuration */
+#define V4L2_META_FMT_RPI_FE_STATS	v4l2_fourcc('R', 'P', 'F', 'S') /* PiSP FE stats */
 
 #ifdef __KERNEL__
 /*
@@ -906,6 +909,9 @@ struct v4l2_fmtdesc {
 #define V4L2_FMT_FLAG_CSC_QUANTIZATION		0x0100
 #define V4L2_FMT_FLAG_META_LINE_BASED		0x0200
 
+/*  Format description flag, to be ORed with the index */
+#define V4L2_FMTDESC_FLAG_ENUM_ALL		0x80000000
+
 	/* Frame Size and frame rate enumeration */
 /*
  *	F R A M E   S I Z E   E N U M E R A T I O N