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/linux-6.14.4/Documentation/admin-guide/media/
Draspberrypi-pisp-be.rst4 Raspberry Pi PiSP Back End Memory-to-Memory ISP (pisp-be)
7 The PiSP Back End
10 The PiSP Back End is a memory-to-memory Image Signal Processor (ISP) which reads
16 Image Signal Processor (PiSP) Specification document`_
18 The PiSP Back End ISP processes images in tiles. The handling of image
25 in DRAM memory and processing them in the PiSP Back End to obtain images usable
29 The pisp-be driver
32 The Raspberry Pi PiSP Back End (pisp-be) driver is located under
33 drivers/media/platform/raspberrypi/pisp-be. It uses the `V4L2 API` to register
38 The media topology registered by the `pisp-be` driver is represented below:
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Draspberrypi-rp1-cfe.rst4 Raspberry Pi PiSP Camera Front End (rp1-cfe)
7 The PiSP Camera Front End
10 The PiSP Camera Front End (CFE) is a module which combines a CSI-2 receiver with
28 The Raspberry Pi PiSP Camera Front End (rp1-cfe) driver is located under
71 described in the `PiSP specification` document.
78 described in the `PiSP specification` document.
Dv4l-drivers.rst25 raspberrypi-pisp-be
Draspberrypi-rp1-cfe.dot12 …n00000007 [label="{{<port0> 0 | <port1> 1} | pisp-fe\n/dev/v4l-subdev1 | {<port2> 2 | <port3> 3 | …
/linux-6.14.4/include/uapi/linux/media/raspberrypi/
Dpisp_be_config.h3 * PiSP Back End configuration definitions.
97 * struct pisp_be_global_config - PiSP global enable bitmaps
111 * struct pisp_be_input_buffer_config - PiSP Back End input buffer
120 * struct pisp_be_dpc_config - PiSP Back End DPC config
138 * struct pisp_be_geq_config - PiSP Back End GEQ config
158 * struct pisp_be_tdn_input_buffer_config - PiSP Back End TDN input buffer
167 * struct pisp_be_tdn_config - PiSP Back End TDN config
190 * struct pisp_be_tdn_output_buffer_config - PiSP Back End TDN output buffer
199 * struct pisp_be_sdn_config - PiSP Back End SDN config
223 * struct pisp_be_stitch_input_buffer_config - PiSP Back End Stitch input
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Dpisp_common.h3 * RP1 PiSP common definitions.
43 * throughout the PiSP.
Dpisp_fe_statistics.h3 * RP1 PiSP Front End statistics definitions
Dpisp_fe_config.h3 * RP1 PiSP Front End Driver Configuration structures
/linux-6.14.4/Documentation/userspace-api/media/v4l/
Dmetafmt-pisp-be.rst9 Raspberry Pi PiSP Back End configuration format
12 The Raspberry Pi PiSP Back End memory-to-memory image signal processor is
17 The PiSP Back End processes images in tiles, and its configuration requires
21 The `Raspberry Pi PiSP technical specification
48 Raspberry Pi PiSP Back End uAPI data types
52 PiSP Back End. The section is informative only, for a detailed description of
53 each field refer to the `Raspberry Pi PiSP technical specification
Dpixfmt-srggb8-pisp-comp.rst3 .. _v4l2-pix-fmt-pisp-comp1-rggb:
4 .. _v4l2-pix-fmt-pisp-comp1-grbg:
5 .. _v4l2-pix-fmt-pisp-comp1-gbrg:
6 .. _v4l2-pix-fmt-pisp-comp1-bggr:
7 .. _v4l2-pix-fmt-pisp-comp1-mono:
8 .. _v4l2-pix-fmt-pisp-comp2-rggb:
9 .. _v4l2-pix-fmt-pisp-comp2-grbg:
10 .. _v4l2-pix-fmt-pisp-comp2-gbrg:
11 .. _v4l2-pix-fmt-pisp-comp2-bggr:
12 .. _v4l2-pix-fmt-pisp-comp2-mono:
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Dmetafmt-pisp-fe.rst9 Raspberry Pi PiSP Front End configuration format
12 The Raspberry Pi PiSP Front End image signal processor is configured by
17 The `Raspberry Pi PiSP technical specification
28 Raspberry Pi PiSP Front End statistics format
31 The Raspberry Pi PiSP Front End image signal processor provides statistics data
36 The `Raspberry Pi PiSP technical specification
Dmeta-formats.rst18 metafmt-pisp-be
19 metafmt-pisp-fe
Dpixfmt-bayer.rst23 pixfmt-srggb8-pisp-comp
/linux-6.14.4/drivers/media/platform/raspberrypi/pisp_be/
DMakefile3 # Makefile for Raspberry Pi PiSP Backend driver
5 pisp-be-objs := pisp_be.o
6 obj-$(CONFIG_VIDEO_RASPBERRYPI_PISP_BE) += pisp-be.o
DKconfig2 tristate "Raspberry Pi PiSP Backend (BE) ISP driver"
10 Say Y here to enable support for the PiSP Backend (BE) ISP driver.
13 called pisp-be.
Dpisp_be_formats.h3 * PiSP Back End driver image format definitions.
446 /* Bayer formats - 16-bit PiSP Compressed */
Dpisp_be.c3 * PiSP Back End driver.
55 * This maps our nodes onto the inputs/outputs of the actual PiSP Back End.
149 * input or output queue to the PiSP Back End device.
200 * Structure representing the entire PiSP Back End device, comprising several
1392 * to represent one of the PiSP Back End's input or output streams.
1794 MODULE_DESCRIPTION("PiSP Back End driver");
/linux-6.14.4/Documentation/devicetree/bindings/media/
Draspberrypi,rp1-cfe.yaml7 title: Raspberry Pi PiSP Camera Front End
14 The Raspberry Pi PiSP Camera Front End is a module in Raspberrypi 5's RP1 I/O
18 - Simple image processor (called PiSP Front End, or FE)
Draspberrypi,pispbe.yaml7 title: Raspberry Pi PiSP Image Signal Processor (ISP) Back End
14 The Raspberry Pi PiSP Image Signal Processor (ISP) Back End is an image
/linux-6.14.4/drivers/media/platform/raspberrypi/rp1-cfe/
Dpisp-fe.c3 * PiSP Front End Driver
17 #include "pisp-fe.h"
551 pisp_fe_info(fe, "PiSP FE HW v%u.%u\n", in pisp_fe_init()
572 fe->sd.entity.name = "pisp-fe"; in pisp_fe_init()
575 snprintf(fe->sd.name, sizeof(fe->sd.name), "pisp-fe"); in pisp_fe_init()
583 pisp_fe_err(fe, "Failed register pisp fe subdev (%d)\n", ret); in pisp_fe_init()
DMakefile5 rp1-cfe-objs := cfe.o csi2.o pisp-fe.o dphy.o
Dpisp-fe.h3 * PiSP Front End Driver
/linux-6.14.4/include/uapi/linux/
Dvideodev2.h821 /* Raspberry Pi PiSP compressed formats. */
822 #define V4L2_PIX_FMT_PISP_COMP1_RGGB v4l2_fourcc('P', 'C', '1', 'R') /* PiSP 8-bit mode 1 compresse…
823 #define V4L2_PIX_FMT_PISP_COMP1_GRBG v4l2_fourcc('P', 'C', '1', 'G') /* PiSP 8-bit mode 1 compresse…
824 #define V4L2_PIX_FMT_PISP_COMP1_GBRG v4l2_fourcc('P', 'C', '1', 'g') /* PiSP 8-bit mode 1 compresse…
825 #define V4L2_PIX_FMT_PISP_COMP1_BGGR v4l2_fourcc('P', 'C', '1', 'B') /* PiSP 8-bit mode 1 compresse…
826 #define V4L2_PIX_FMT_PISP_COMP1_MONO v4l2_fourcc('P', 'C', '1', 'M') /* PiSP 8-bit mode 1 compresse…
827 #define V4L2_PIX_FMT_PISP_COMP2_RGGB v4l2_fourcc('P', 'C', '2', 'R') /* PiSP 8-bit mode 2 compresse…
828 #define V4L2_PIX_FMT_PISP_COMP2_GRBG v4l2_fourcc('P', 'C', '2', 'G') /* PiSP 8-bit mode 2 compresse…
829 #define V4L2_PIX_FMT_PISP_COMP2_GBRG v4l2_fourcc('P', 'C', '2', 'g') /* PiSP 8-bit mode 2 compresse…
830 #define V4L2_PIX_FMT_PISP_COMP2_BGGR v4l2_fourcc('P', 'C', '2', 'B') /* PiSP 8-bit mode 2 compresse…
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/linux-6.14.4/net/rxrpc/
Dpeer_object.c343 _enter("{%pISp}", &srx->transport); in rxrpc_lookup_peer()
464 pr_err("Leaked peer %u {%u} %pISp\n", in rxrpc_destroy_all_peers()
/linux-6.14.4/drivers/media/v4l2-core/
Dv4l2-ioctl.c1470 case V4L2_META_FMT_RPI_BE_CFG: descr = "RPi PiSP BE Config format"; break; in v4l_fill_fmtdesc()
1471 case V4L2_META_FMT_RPI_FE_CFG: descr = "RPi PiSP FE Config format"; break; in v4l_fill_fmtdesc()
1472 case V4L2_META_FMT_RPI_FE_STATS: descr = "RPi PiSP FE Statistics format"; break; in v4l_fill_fmtdesc()
1539 case V4L2_PIX_FMT_PISP_COMP1_RGGB: descr = "PiSP 8b RGRG/GBGB mode1 compr"; break; in v4l_fill_fmtdesc()
1540 case V4L2_PIX_FMT_PISP_COMP1_GRBG: descr = "PiSP 8b GRGR/BGBG mode1 compr"; break; in v4l_fill_fmtdesc()
1541 case V4L2_PIX_FMT_PISP_COMP1_GBRG: descr = "PiSP 8b GBGB/RGRG mode1 compr"; break; in v4l_fill_fmtdesc()
1542 case V4L2_PIX_FMT_PISP_COMP1_BGGR: descr = "PiSP 8b BGBG/GRGR mode1 compr"; break; in v4l_fill_fmtdesc()
1543 case V4L2_PIX_FMT_PISP_COMP1_MONO: descr = "PiSP 8b monochrome mode1 compr"; break; in v4l_fill_fmtdesc()
1544 case V4L2_PIX_FMT_PISP_COMP2_RGGB: descr = "PiSP 8b RGRG/GBGB mode2 compr"; break; in v4l_fill_fmtdesc()
1545 case V4L2_PIX_FMT_PISP_COMP2_GRBG: descr = "PiSP 8b GRGR/BGBG mode2 compr"; break; in v4l_fill_fmtdesc()
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