include/uapi/linux/media/raspberrypi/pisp_fe_config.h
Source file repositories/reference/linux-study-clean/include/uapi/linux/media/raspberrypi/pisp_fe_config.h
File Facts
- System
- Linux kernel
- Corpus path
include/uapi/linux/media/raspberrypi/pisp_fe_config.h- Extension
.h- Size
- 6957 bytes
- Lines
- 274
- Domain
- Core OS
- Bucket
- Core Kernel Interface
- Inferred role
- Core OS: implementation source
- Status
- source implementation candidate
Why This File Exists
Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.
- Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.
- Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.
Dependency Surface
linux/types.hpisp_common.hpisp_fe_statistics.h
Detected Declarations
struct pisp_fe_global_configstruct pisp_fe_input_axi_configstruct pisp_fe_output_axi_configstruct pisp_fe_input_configstruct pisp_fe_output_configstruct pisp_fe_input_buffer_configstruct pisp_fe_decompand_configstruct pisp_fe_dpc_configstruct pisp_fe_lsc_configstruct pisp_fe_rgby_configstruct pisp_fe_agc_stats_configstruct pisp_fe_awb_stats_configstruct pisp_fe_floating_stats_regionstruct pisp_fe_floating_stats_configstruct pisp_fe_cdaf_stats_configstruct pisp_fe_stats_buffer_configstruct pisp_fe_crop_configstruct pisp_fe_downscale_configstruct pisp_fe_output_buffer_configstruct pisp_fe_output_branch_configstruct pisp_fe_configenum pisp_fe_enableenum pisp_fe_dirtyenum pisp_fe_downscale_flags
Annotated Snippet
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;
Annotation
- Immediate include surface: `linux/types.h`, `pisp_common.h`, `pisp_fe_statistics.h`.
- Detected declarations: `struct pisp_fe_global_config`, `struct pisp_fe_input_axi_config`, `struct pisp_fe_output_axi_config`, `struct pisp_fe_input_config`, `struct pisp_fe_output_config`, `struct pisp_fe_input_buffer_config`, `struct pisp_fe_decompand_config`, `struct pisp_fe_dpc_config`, `struct pisp_fe_lsc_config`, `struct pisp_fe_rgby_config`.
- Atlas domain: Core OS / Core Kernel Interface.
- Implementation status: source implementation candidate.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.