diff options
-rw-r--r-- | Documentation/admin-guide/media/cpia2.rst | 145 | ||||
-rw-r--r-- | Documentation/admin-guide/media/other-usb-cardlist.rst | 2 | ||||
-rw-r--r-- | Documentation/admin-guide/media/usb-cardlist.rst | 1 | ||||
-rw-r--r-- | Documentation/admin-guide/media/v4l-drivers.rst | 1 | ||||
-rw-r--r-- | Documentation/driver-api/media/drivers/cpia2_devel.rst | 56 | ||||
-rw-r--r-- | Documentation/driver-api/media/drivers/index.rst | 1 | ||||
-rw-r--r-- | drivers/staging/media/Kconfig | 1 | ||||
-rw-r--r-- | drivers/staging/media/Makefile | 1 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/Kconfig | 13 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/Makefile | 4 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/TODO | 6 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/cpia2.h | 475 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/cpia2_core.c | 2434 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/cpia2_registers.h | 463 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/cpia2_usb.c | 966 | ||||
-rw-r--r-- | drivers/staging/media/deprecated/cpia2/cpia2_v4l.c | 1226 |
16 files changed, 0 insertions, 5795 deletions
diff --git a/Documentation/admin-guide/media/cpia2.rst b/Documentation/admin-guide/media/cpia2.rst deleted file mode 100644 index f6ffef686462..000000000000 --- a/Documentation/admin-guide/media/cpia2.rst +++ /dev/null @@ -1,145 +0,0 @@ -.. SPDX-License-Identifier: GPL-2.0 - -The cpia2 driver -================ - -Authors: Peter Pregler <Peter_Pregler@email.com>, -Scott J. Bertin <scottbertin@yahoo.com>, and -Jarl Totland <Jarl.Totland@bdc.no> for the original cpia driver, which -this one was modelled from. - -Introduction ------------- - -This is a driver for STMicroelectronics's CPiA2 (second generation -Colour Processor Interface ASIC) based cameras. This camera outputs an MJPEG -stream at up to vga size. It implements the Video4Linux interface as much as -possible. Since the V4L interface does not support compressed formats, only -an mjpeg enabled application can be used with the camera. We have modified the -gqcam application to view this stream. - -The driver is implemented as two kernel modules. The cpia2 module -contains the camera functions and the V4L interface. The cpia2_usb module -contains usb specific functions. The main reason for this was the size of the -module was getting out of hand, so I separated them. It is not likely that -there will be a parallel port version. - -Features --------- - -- Supports cameras with the Vision stv6410 (CIF) and stv6500 (VGA) cmos - sensors. I only have the vga sensor, so can't test the other. -- Image formats: VGA, QVGA, CIF, QCIF, and a number of sizes in between. - VGA and QVGA are the native image sizes for the VGA camera. CIF is done - in the coprocessor by scaling QVGA. All other sizes are done by clipping. -- Palette: YCrCb, compressed with MJPEG. -- Some compression parameters are settable. -- Sensor framerate is adjustable (up to 30 fps CIF, 15 fps VGA). -- Adjust brightness, color, contrast while streaming. -- Flicker control settable for 50 or 60 Hz mains frequency. - -Making and installing the stv672 driver modules ------------------------------------------------ - -Requirements -~~~~~~~~~~~~ - -Video4Linux must be either compiled into the kernel or -available as a module. Video4Linux2 is automatically detected and made -available at compile time. - -Setup -~~~~~ - -Use ``modprobe cpia2`` to load and ``modprobe -r cpia2`` to unload. This -may be done automatically by your distribution. - -Driver options -~~~~~~~~~~~~~~ - -.. tabularcolumns:: |p{13ex}|L| - - -============== ======================================================== -Option Description -============== ======================================================== -video_nr video device to register (0=/dev/video0, etc) - range -1 to 64. default is -1 (first available) - If you have more than 1 camera, this MUST be -1. -buffer_size Size for each frame buffer in bytes (default 68k) -num_buffers Number of frame buffers (1-32, default 3) -alternate USB Alternate (2-7, default 7) -flicker_freq Frequency for flicker reduction(50 or 60, default 60) -flicker_mode 0 to disable, or 1 to enable flicker reduction. - (default 0). This is only effective if the camera - uses a stv0672 coprocessor. -============== ======================================================== - -Setting the options -~~~~~~~~~~~~~~~~~~~ - -If you are using modules, edit /etc/modules.conf and add an options -line like this:: - - options cpia2 num_buffers=3 buffer_size=65535 - -If the driver is compiled into the kernel, at boot time specify them -like this:: - - cpia2.num_buffers=3 cpia2.buffer_size=65535 - -What buffer size should I use? -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -The maximum image size depends on the alternate you choose, and the -frame rate achieved by the camera. If the compression engine is able to -keep up with the frame rate, the maximum image size is given by the table -below. - -The compression engine starts out at maximum compression, and will -increase image quality until it is close to the size in the table. As long -as the compression engine can keep up with the frame rate, after a short time -the images will all be about the size in the table, regardless of resolution. - -At low alternate settings, the compression engine may not be able to -compress the image enough and will reduce the frame rate by producing larger -images. - -The default of 68k should be good for most users. This will handle -any alternate at frame rates down to 15fps. For lower frame rates, it may -be necessary to increase the buffer size to avoid having frames dropped due -to insufficient space. - -========== ========== ======== ===== -Alternate bytes/ms 15fps 30fps -========== ========== ======== ===== - 2 128 8533 4267 - 3 384 25600 12800 - 4 640 42667 21333 - 5 768 51200 25600 - 6 896 59733 29867 - 7 1023 68200 34100 -========== ========== ======== ===== - -Table: Image size(bytes) - - -How many buffers should I use? -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -For normal streaming, 3 should give the best results. With only 2, -it is possible for the camera to finish sending one image just after a -program has started reading the other. If this happens, the driver must drop -a frame. The exception to this is if you have a heavily loaded machine. In -this case use 2 buffers. You are probably not reading at the full frame rate. -If the camera can send multiple images before a read finishes, it could -overwrite the third buffer before the read finishes, leading to a corrupt -image. Single and double buffering have extra checks to avoid overwriting. - -Using the camera -~~~~~~~~~~~~~~~~ - -We are providing a modified gqcam application to view the output. In -order to avoid confusion, here it is called mview. There is also the qx5view -program which can also control the lights on the qx5 microscope. MJPEG Tools -(http://mjpeg.sourceforge.net) can also be used to record from the camera. diff --git a/Documentation/admin-guide/media/other-usb-cardlist.rst b/Documentation/admin-guide/media/other-usb-cardlist.rst index bbfdb1389c18..51ca863a8601 100644 --- a/Documentation/admin-guide/media/other-usb-cardlist.rst +++ b/Documentation/admin-guide/media/other-usb-cardlist.rst @@ -14,8 +14,6 @@ dvb-as102 nBox DVB-T Dongle 0b89:0007 dvb-as102 Sky IT Digital Key (green led) 2137:0001 b2c2-flexcop-usb Technisat/B2C2 FlexCop II/IIb/III 0af7:0101 Digital TV -cpia2 Vision's CPiA2 cameras 0553:0100, 0553:0140, - such as the Digital Blue QX5 0553:0151 go7007 WIS GO7007 MPEG encoder 1943:a250, 093b:a002, 093b:a004, 0eb1:6666, 0eb1:6668 diff --git a/Documentation/admin-guide/media/usb-cardlist.rst b/Documentation/admin-guide/media/usb-cardlist.rst index 1e96f928e0af..af05dbecde0c 100644 --- a/Documentation/admin-guide/media/usb-cardlist.rst +++ b/Documentation/admin-guide/media/usb-cardlist.rst @@ -43,7 +43,6 @@ Driver Name airspy AirSpy au0828 Auvitek AU0828 b2c2-flexcop-usb Technisat/B2C2 Air/Sky/Cable2PC USB -cpia2 CPiA2 Video For Linux cx231xx Conexant cx231xx USB video capture dvb-as102 Abilis AS102 DVB receiver dvb-ttusb-budget Technotrend/Hauppauge Nova - USB devices diff --git a/Documentation/admin-guide/media/v4l-drivers.rst b/Documentation/admin-guide/media/v4l-drivers.rst index adb5240d0407..aa5dcbae077e 100644 --- a/Documentation/admin-guide/media/v4l-drivers.rst +++ b/Documentation/admin-guide/media/v4l-drivers.rst @@ -11,7 +11,6 @@ Video4Linux (V4L) driver-specific documentation bttv cafe_ccic - cpia2 cx88 davinci-vpbe fimc diff --git a/Documentation/driver-api/media/drivers/cpia2_devel.rst b/Documentation/driver-api/media/drivers/cpia2_devel.rst deleted file mode 100644 index decaa4768c78..000000000000 --- a/Documentation/driver-api/media/drivers/cpia2_devel.rst +++ /dev/null @@ -1,56 +0,0 @@ -.. SPDX-License-Identifier: GPL-2.0 - -The cpia2 driver -================ - -Authors: Peter Pregler <Peter_Pregler@email.com>, -Scott J. Bertin <scottbertin@yahoo.com>, and -Jarl Totland <Jarl.Totland@bdc.no> for the original cpia driver, which -this one was modelled from. - - -Notes to developers -~~~~~~~~~~~~~~~~~~~ - - - This is a driver version stripped of the 2.4 back compatibility - and old MJPEG ioctl API. See cpia2.sf.net for 2.4 support. - -Programmer's overview of cpia2 driver -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - -Cpia2 is the second generation video coprocessor from VLSI Vision Ltd (now a -division of ST Microelectronics). There are two versions. The first is the -STV0672, which is capable of up to 30 frames per second (fps) in frame sizes -up to CIF, and 15 fps for VGA frames. The STV0676 is an improved version, -which can handle up to 30 fps VGA. Both coprocessors can be attached to two -CMOS sensors - the vvl6410 CIF sensor and the vvl6500 VGA sensor. These will -be referred to as the 410 and the 500 sensors, or the CIF and VGA sensors. - -The two chipsets operate almost identically. The core is an 8051 processor, -running two different versions of firmware. The 672 runs the VP4 video -processor code, the 676 runs VP5. There are a few differences in register -mappings for the two chips. In these cases, the symbols defined in the -header files are marked with VP4 or VP5 as part of the symbol name. - -The cameras appear externally as three sets of registers. Setting register -values is the only way to control the camera. Some settings are -interdependant, such as the sequence required to power up the camera. I will -try to make note of all of these cases. - -The register sets are called blocks. Block 0 is the system block. This -section is always powered on when the camera is plugged in. It contains -registers that control housekeeping functions such as powering up the video -processor. The video processor is the VP block. These registers control -how the video from the sensor is processed. Examples are timing registers, -user mode (vga, qvga), scaling, cropping, framerates, and so on. The last -block is the video compressor (VC). The video stream sent from the camera is -compressed as Motion JPEG (JPEGA). The VC controls all of the compression -parameters. Looking at the file cpia2_registers.h, you can get a full view -of these registers and the possible values for most of them. - -One or more registers can be set or read by sending a usb control message to -the camera. There are three modes for this. Block mode requests a number -of contiguous registers. Random mode reads or writes random registers with -a tuple structure containing address/value pairs. The repeat mode is only -used by VP4 to load a firmware patch. It contains a starting address and -a sequence of bytes to be written into a gpio port. diff --git a/Documentation/driver-api/media/drivers/index.rst b/Documentation/driver-api/media/drivers/index.rst index 32406490557c..61d64366ab51 100644 --- a/Documentation/driver-api/media/drivers/index.rst +++ b/Documentation/driver-api/media/drivers/index.rst @@ -13,7 +13,6 @@ Video4Linux (V4L) drivers :maxdepth: 5 bttv-devel - cpia2_devel cx2341x-devel cx88-devel davinci-vpbe-devel diff --git a/drivers/staging/media/Kconfig b/drivers/staging/media/Kconfig index c312fe741a30..8d6c26e48609 100644 --- a/drivers/staging/media/Kconfig +++ b/drivers/staging/media/Kconfig @@ -52,7 +52,6 @@ menuconfig STAGING_MEDIA_DEPRECATED if STAGING_MEDIA_DEPRECATED source "drivers/staging/media/deprecated/atmel/Kconfig" -source "drivers/staging/media/deprecated/cpia2/Kconfig" source "drivers/staging/media/deprecated/fsl-viu/Kconfig" source "drivers/staging/media/deprecated/saa7146/Kconfig" source "drivers/staging/media/deprecated/stkwebcam/Kconfig" diff --git a/drivers/staging/media/Makefile b/drivers/staging/media/Makefile index f61ab43625b3..1f2c00cae4db 100644 --- a/drivers/staging/media/Makefile +++ b/drivers/staging/media/Makefile @@ -1,7 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_VIDEO_ATMEL_ISC_BASE) += deprecated/atmel/ obj-$(CONFIG_INTEL_ATOMISP) += atomisp/ -obj-$(CONFIG_VIDEO_CPIA2) += deprecated/cpia2/ obj-$(CONFIG_VIDEO_IMX_MEDIA) += imx/ obj-$(CONFIG_VIDEO_MAX96712) += max96712/ obj-$(CONFIG_VIDEO_MESON_VDEC) += meson/vdec/ diff --git a/drivers/staging/media/deprecated/cpia2/Kconfig b/drivers/staging/media/deprecated/cpia2/Kconfig deleted file mode 100644 index ee3b25a759d4..000000000000 --- a/drivers/staging/media/deprecated/cpia2/Kconfig +++ /dev/null @@ -1,13 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -config VIDEO_CPIA2 - tristate "CPiA2 Video For Linux (DEPRECATED)" - depends on USB && VIDEO_DEV - help - This is the video4linux driver for cameras based on Vision's CPiA2 - (Colour Processor Interface ASIC), such as the Digital Blue QX5 - Microscope. If you have one of these cameras, say Y here - - This driver is deprecated and is scheduled for removal by - the beginning of 2023. See the TODO file for more information. - - This driver is also available as a module (cpia2). diff --git a/drivers/staging/media/deprecated/cpia2/Makefile b/drivers/staging/media/deprecated/cpia2/Makefile deleted file mode 100644 index 05664141f4d7..000000000000 --- a/drivers/staging/media/deprecated/cpia2/Makefile +++ /dev/null @@ -1,4 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -cpia2-objs := cpia2_v4l.o cpia2_usb.o cpia2_core.o - -obj-$(CONFIG_VIDEO_CPIA2) += cpia2.o diff --git a/drivers/staging/media/deprecated/cpia2/TODO b/drivers/staging/media/deprecated/cpia2/TODO deleted file mode 100644 index 92ac8718d164..000000000000 --- a/drivers/staging/media/deprecated/cpia2/TODO +++ /dev/null @@ -1,6 +0,0 @@ -The cpia2 driver does not use the vb2 framework for streaming -video, instead it implements this in the driver. - -To prevent removal of this driver early 2023 it has to be -converted to use vb2. Contact the linux-media@vger.kernel.org -mailing list if you want to do this. diff --git a/drivers/staging/media/deprecated/cpia2/cpia2.h b/drivers/staging/media/deprecated/cpia2/cpia2.h deleted file mode 100644 index 57b7f1ea68da..000000000000 --- a/drivers/staging/media/deprecated/cpia2/cpia2.h +++ /dev/null @@ -1,475 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/**************************************************************************** - * - * Filename: cpia2.h - * - * Copyright 2001, STMicrolectronics, Inc. - * - * Contact: steve.miller@st.com - * - * Description: - * This is a USB driver for CPiA2 based video cameras. - * - * This driver is modelled on the cpia usb driver by - * Jochen Scharrlach and Johannes Erdfeldt. - * - ****************************************************************************/ - -#ifndef __CPIA2_H__ -#define __CPIA2_H__ - -#include <linux/videodev2.h> -#include <linux/usb.h> -#include <linux/poll.h> -#include <media/v4l2-common.h> -#include <media/v4l2-device.h> -#include <media/v4l2-ctrls.h> - -#include "cpia2_registers.h" - -/* define for verbose debug output */ -//#define _CPIA2_DEBUG_ - -/*** - * Image defines - ***/ - -/* Misc constants */ -#define ALLOW_CORRUPT 0 /* Causes collater to discard checksum */ - -/* USB Transfer mode */ -#define XFER_ISOC 0 -#define XFER_BULK 1 - -/* USB Alternates */ -#define USBIF_CMDONLY 0 -#define USBIF_BULK 1 -#define USBIF_ISO_1 2 /* 128 bytes/ms */ -#define USBIF_ISO_2 3 /* 384 bytes/ms */ -#define USBIF_ISO_3 4 /* 640 bytes/ms */ -#define USBIF_ISO_4 5 /* 768 bytes/ms */ -#define USBIF_ISO_5 6 /* 896 bytes/ms */ -#define USBIF_ISO_6 7 /* 1023 bytes/ms */ - -/* Flicker Modes */ -#define NEVER_FLICKER 0 -#define FLICKER_60 60 -#define FLICKER_50 50 - -/* Debug flags */ -#define DEBUG_NONE 0 -#define DEBUG_REG 0x00000001 -#define DEBUG_DUMP_PATCH 0x00000002 -#define DEBUG_DUMP_REGS 0x00000004 - -/*** - * Video frame sizes - ***/ -enum { - VIDEOSIZE_VGA = 0, /* 640x480 */ - VIDEOSIZE_CIF, /* 352x288 */ - VIDEOSIZE_QVGA, /* 320x240 */ - VIDEOSIZE_QCIF, /* 176x144 */ - VIDEOSIZE_288_216, - VIDEOSIZE_256_192, - VIDEOSIZE_224_168, - VIDEOSIZE_192_144, -}; - -#define STV_IMAGE_CIF_ROWS 288 -#define STV_IMAGE_CIF_COLS 352 - -#define STV_IMAGE_QCIF_ROWS 144 -#define STV_IMAGE_QCIF_COLS 176 - -#define STV_IMAGE_VGA_ROWS 480 -#define STV_IMAGE_VGA_COLS 640 - -#define STV_IMAGE_QVGA_ROWS 240 -#define STV_IMAGE_QVGA_COLS 320 - -#define JPEG_MARKER_COM (1<<6) /* Comment segment */ - -/*** - * Enums - ***/ -/* Sensor types available with cpia2 asics */ -enum sensors { - CPIA2_SENSOR_410, - CPIA2_SENSOR_500 -}; - -/* Asic types available in the CPiA2 architecture */ -#define CPIA2_ASIC_672 0x67 - -/* Device types (stv672, stv676, etc) */ -#define DEVICE_STV_672 0x0001 -#define DEVICE_STV_676 0x0002 - -enum frame_status { - FRAME_EMPTY, - FRAME_READING, /* In the process of being grabbed into */ - FRAME_READY, /* Ready to be read */ - FRAME_ERROR, -}; - -/*** - * Register access (for USB request byte) - ***/ -enum { - CAMERAACCESS_SYSTEM = 0, - CAMERAACCESS_VC, - CAMERAACCESS_VP, - CAMERAACCESS_IDATA -}; - -#define CAMERAACCESS_TYPE_BLOCK 0x00 -#define CAMERAACCESS_TYPE_RANDOM 0x04 -#define CAMERAACCESS_TYPE_MASK 0x08 -#define CAMERAACCESS_TYPE_REPEAT 0x0C - -#define TRANSFER_READ 0 -#define TRANSFER_WRITE 1 - -#define DEFAULT_ALT USBIF_ISO_6 -#define DEFAULT_BRIGHTNESS 0x46 -#define DEFAULT_CONTRAST 0x93 -#define DEFAULT_SATURATION 0x7f - -/* Power state */ -#define HI_POWER_MODE CPIA2_SYSTEM_CONTROL_HIGH_POWER -#define LO_POWER_MODE CPIA2_SYSTEM_CONTROL_LOW_POWER - - -/******** - * Commands - *******/ -enum { - CPIA2_CMD_NONE = 0, - CPIA2_CMD_GET_VERSION, - CPIA2_CMD_GET_PNP_ID, - CPIA2_CMD_GET_ASIC_TYPE, - CPIA2_CMD_GET_SENSOR, - CPIA2_CMD_GET_VP_DEVICE, - CPIA2_CMD_GET_VP_BRIGHTNESS, - CPIA2_CMD_SET_VP_BRIGHTNESS, - CPIA2_CMD_GET_CONTRAST, - CPIA2_CMD_SET_CONTRAST, - CPIA2_CMD_GET_VP_SATURATION, - CPIA2_CMD_SET_VP_SATURATION, - CPIA2_CMD_GET_VP_GPIO_DIRECTION, - CPIA2_CMD_SET_VP_GPIO_DIRECTION, - CPIA2_CMD_GET_VP_GPIO_DATA, - CPIA2_CMD_SET_VP_GPIO_DATA, - CPIA2_CMD_GET_VC_MP_GPIO_DIRECTION, - CPIA2_CMD_SET_VC_MP_GPIO_DIRECTION, - CPIA2_CMD_GET_VC_MP_GPIO_DATA, - CPIA2_CMD_SET_VC_MP_GPIO_DATA, - CPIA2_CMD_ENABLE_PACKET_CTRL, - CPIA2_CMD_GET_FLICKER_MODES, - CPIA2_CMD_SET_FLICKER_MODES, - CPIA2_CMD_RESET_FIFO, /* clear fifo and enable stream block */ - CPIA2_CMD_SET_HI_POWER, - CPIA2_CMD_SET_LOW_POWER, - CPIA2_CMD_CLEAR_V2W_ERR, - CPIA2_CMD_SET_USER_MODE, - CPIA2_CMD_GET_USER_MODE, - CPIA2_CMD_FRAMERATE_REQ, - CPIA2_CMD_SET_COMPRESSION_STATE, - CPIA2_CMD_GET_WAKEUP, - CPIA2_CMD_SET_WAKEUP, - CPIA2_CMD_GET_PW_CONTROL, - CPIA2_CMD_SET_PW_CONTROL, - CPIA2_CMD_GET_SYSTEM_CTRL, - CPIA2_CMD_SET_SYSTEM_CTRL, - CPIA2_CMD_GET_VP_SYSTEM_STATE, - CPIA2_CMD_GET_VP_SYSTEM_CTRL, - CPIA2_CMD_SET_VP_SYSTEM_CTRL, - CPIA2_CMD_GET_VP_EXP_MODES, - CPIA2_CMD_SET_VP_EXP_MODES, - CPIA2_CMD_GET_DEVICE_CONFIG, - CPIA2_CMD_SET_DEVICE_CONFIG, - CPIA2_CMD_SET_SERIAL_ADDR, - CPIA2_CMD_SET_SENSOR_CR1, - CPIA2_CMD_GET_VC_CONTROL, - CPIA2_CMD_SET_VC_CONTROL, - CPIA2_CMD_SET_TARGET_KB, - CPIA2_CMD_SET_DEF_JPEG_OPT, - CPIA2_CMD_REHASH_VP4, - CPIA2_CMD_GET_USER_EFFECTS, - CPIA2_CMD_SET_USER_EFFECTS -}; - -enum user_cmd { - COMMAND_NONE = 0x00000001, - COMMAND_SET_FPS = 0x00000002, - COMMAND_SET_COLOR_PARAMS = 0x00000004, - COMMAND_GET_COLOR_PARAMS = 0x00000008, - COMMAND_SET_FORMAT = 0x00000010, /* size, etc */ - COMMAND_SET_FLICKER = 0x00000020 -}; - -/*** - * Some defines specific to the 676 chip - ***/ -#define CAMACC_CIF 0x01 -#define CAMACC_VGA 0x02 -#define CAMACC_QCIF 0x04 -#define CAMACC_QVGA 0x08 - - -struct cpia2_register { - u8 index; - u8 value; -}; - -struct cpia2_reg_mask { - u8 index; - u8 and_mask; - u8 or_mask; - u8 fill; -}; - -struct cpia2_command { - u32 command; - u8 req_mode; /* (Block or random) | registerBank */ - u8 reg_count; - u8 direction; - u8 start; - union reg_types { - struct cpia2_register registers[32]; - struct cpia2_reg_mask masks[16]; - u8 block_data[64]; - u8 *patch_data; /* points to function defined block */ - } buffer; -}; - -struct camera_params { - struct { - u8 firmware_revision_hi; /* For system register set (bank 0) */ - u8 firmware_revision_lo; - u8 asic_id; /* Video Compressor set (bank 1) */ - u8 asic_rev; - u8 vp_device_hi; /* Video Processor set (bank 2) */ - u8 vp_device_lo; - u8 sensor_flags; - u8 sensor_rev; - } version; - - struct { - u32 device_type; /* enumerated from vendor/product ids. - * Currently, either STV_672 or STV_676 */ - u16 vendor; - u16 product; - u16 device_revision; - } pnp_id; - - struct { - u8 brightness; /* CPIA2_VP_EXPOSURE_TARGET */ - u8 contrast; /* Note: this is CPIA2_VP_YRANGE */ - u8 saturation; /* CPIA2_VP_SATURATION */ - } color_params; - - struct { - u8 cam_register; - u8 flicker_mode_req; /* 1 if flicker on, else never flicker */ - } flicker_control; - - struct { - u8 jpeg_options; - u8 creep_period; - u8 user_squeeze; - u8 inhibit_htables; - } compression; - - struct { - u8 ohsize; /* output image size */ - u8 ovsize; - u8 hcrop; /* cropping start_pos/4 */ - u8 vcrop; - u8 hphase; /* scaling registers */ - u8 vphase; - u8 hispan; - u8 vispan; - u8 hicrop; - u8 vicrop; - u8 hifraction; - u8 vifraction; - } image_size; - - struct { - int width; /* actual window width */ - int height; /* actual window height */ - } roi; - - struct { - u8 video_mode; - u8 frame_rate; - u8 video_size; /* Not a register, just a convenience for cropped sizes */ - u8 gpio_direction; - u8 gpio_data; - u8 system_ctrl; - u8 system_state; - u8 lowlight_boost; /* Bool: 0 = off, 1 = on */ - u8 device_config; - u8 exposure_modes; - u8 user_effects; - } vp_params; - - struct { - u8 pw_control; - u8 wakeup; - u8 vc_control; - u8 vc_mp_direction; - u8 vc_mp_data; - u8 quality; - } vc_params; - - struct { - u8 power_mode; - u8 system_ctrl; - u8 stream_mode; /* This is the current alternate for usb drivers */ - u8 allow_corrupt; - } camera_state; -}; - -#define NUM_SBUF 2 - -struct cpia2_sbuf { - char *data; - struct urb *urb; -}; - -struct framebuf { - u64 ts; - unsigned long seq; - int num; - int length; - int max_length; - volatile enum frame_status status; - u8 *data; - struct framebuf *next; -}; - -struct camera_data { - /* locks */ - struct v4l2_device v4l2_dev; - struct mutex v4l2_lock; /* serialize file operations */ - struct v4l2_ctrl_handler hdl; - struct { - /* Lights control cluster */ - struct v4l2_ctrl *top_light; - struct v4l2_ctrl *bottom_light; - }; - struct v4l2_ctrl *usb_alt; - - /* camera status */ - int first_image_seen; - enum sensors sensor_type; - u8 flush; - struct v4l2_fh *stream_fh; - u8 mmapped; - int streaming; /* 0 = no, 1 = yes */ - int xfer_mode; /* XFER_BULK or XFER_ISOC */ - struct camera_params params; /* camera settings */ - - /* v4l */ - int video_size; /* VIDEO_SIZE_ */ - struct video_device vdev; /* v4l videodev */ - u32 width; - u32 height; /* Its size */ - __u32 pixelformat; /* Format fourcc */ - - /* USB */ - struct usb_device *dev; - unsigned char iface; - unsigned int cur_alt; - unsigned int old_alt; - struct cpia2_sbuf sbuf[NUM_SBUF]; /* Double buffering */ - - wait_queue_head_t wq_stream; - - /* Buffering */ - u32 frame_size; - int num_frames; - unsigned long frame_count; - u8 *frame_buffer; /* frame buffer data */ - struct framebuf *buffers; - struct framebuf * volatile curbuff; - struct framebuf *workbuff; - - /* MJPEG Extension */ - int APPn; /* Number of APP segment to be written, must be 0..15 */ - int APP_len; /* Length of data in JPEG APPn segment */ - char APP_data[60]; /* Data in the JPEG APPn segment. */ - - int COM_len; /* Length of data in JPEG COM segment */ - char COM_data[60]; /* Data in JPEG COM segment */ -}; - -/* v4l */ -int cpia2_register_camera(struct camera_data *cam); -void cpia2_unregister_camera(struct camera_data *cam); -void cpia2_camera_release(struct v4l2_device *v4l2_dev); - -/* core */ -int cpia2_reset_camera(struct camera_data *cam); -int cpia2_set_low_power(struct camera_data *cam); -void cpia2_dbg_dump_registers(struct camera_data *cam); -int cpia2_match_video_size(int width, int height); -void cpia2_set_camera_state(struct camera_data *cam); -void cpia2_save_camera_state(struct camera_data *cam); -void cpia2_set_color_params(struct camera_data *cam); -void cpia2_set_brightness(struct camera_data *cam, unsigned char value); -void cpia2_set_contrast(struct camera_data *cam, unsigned char value); -void cpia2_set_saturation(struct camera_data *cam, unsigned char value); -int cpia2_set_flicker_mode(struct camera_data *cam, int mode); -void cpia2_set_format(struct camera_data *cam); -int cpia2_send_command(struct camera_data *cam, struct cpia2_command *cmd); -int cpia2_do_command(struct camera_data *cam, - unsigned int command, - unsigned char direction, unsigned char param); -void cpia2_deinit_camera_struct(struct camera_data *cam, struct usb_interface *intf); -struct camera_data *cpia2_init_camera_struct(struct usb_interface *intf); -int cpia2_init_camera(struct camera_data *cam); -int cpia2_allocate_buffers(struct camera_data *cam); -void cpia2_free_buffers(struct camera_data *cam); -long cpia2_read(struct camera_data *cam, - char __user *buf, unsigned long count, int noblock); -__poll_t cpia2_poll(struct camera_data *cam, - struct file *filp, poll_table *wait); -int cpia2_remap_buffer(struct camera_data *cam, struct vm_area_struct *vma); -void cpia2_set_property_flip(struct camera_data *cam, int prop_val); -void cpia2_set_property_mirror(struct camera_data *cam, int prop_val); -int cpia2_set_gpio(struct camera_data *cam, unsigned char setting); -int cpia2_set_fps(struct camera_data *cam, int framerate); - -/* usb */ -int cpia2_usb_init(void); -void cpia2_usb_cleanup(void); -int cpia2_usb_transfer_cmd(struct camera_data *cam, void *registers, - u8 request, u8 start, u8 count, u8 direction); -int cpia2_usb_stream_start(struct camera_data *cam, unsigned int alternate); -int cpia2_usb_stream_stop(struct camera_data *cam); -int cpia2_usb_stream_pause(struct camera_data *cam); -int cpia2_usb_stream_resume(struct camera_data *cam); -int cpia2_usb_change_streaming_alternate(struct camera_data *cam, - unsigned int alt); - - -/* ----------------------- debug functions ---------------------- */ -#ifdef _CPIA2_DEBUG_ -#define ALOG(lev, fmt, args...) printk(lev "%s:%d %s(): " fmt, __FILE__, __LINE__, __func__, ## args) -#define LOG(fmt, args...) ALOG(KERN_INFO, fmt, ## args) -#define ERR(fmt, args...) ALOG(KERN_ERR, fmt, ## args) -#define DBG(fmt, args...) ALOG(KERN_DEBUG, fmt, ## args) -#else -#define ALOG(fmt,args...) printk(fmt,##args) -#define LOG(fmt,args...) ALOG(KERN_INFO "cpia2: "fmt,##args) -#define ERR(fmt,args...) ALOG(KERN_ERR "cpia2: "fmt,##args) -#define DBG(fmn,args...) do {} while(0) -#endif -/* No function or lineno, for shorter lines */ -#define KINFO(fmt, args...) printk(KERN_INFO fmt,##args) - -#endif diff --git a/drivers/staging/media/deprecated/cpia2/cpia2_core.c b/drivers/staging/media/deprecated/cpia2/cpia2_core.c deleted file mode 100644 index b5a2d06fb356..000000000000 --- a/drivers/staging/media/deprecated/cpia2/cpia2_core.c +++ /dev/null @@ -1,2434 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/**************************************************************************** - * - * Filename: cpia2_core.c - * - * Copyright 2001, STMicrolectronics, Inc. - * Contact: steve.miller@st.com - * - * Description: - * This is a USB driver for CPia2 based video cameras. - * The infrastructure of this driver is based on the cpia usb driver by - * Jochen Scharrlach and Johannes Erdfeldt. - * - * Stripped of 2.4 stuff ready for main kernel submit by - * Alan Cox <alan@lxorguk.ukuu.org.uk> - * - ****************************************************************************/ - -#include "cpia2.h" - -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/mm.h> -#include <linux/vmalloc.h> -#include <linux/firmware.h> -#include <linux/sched/signal.h> - -#define FIRMWARE "cpia2/stv0672_vp4.bin" -MODULE_FIRMWARE(FIRMWARE); - -/* #define _CPIA2_DEBUG_ */ - -#ifdef _CPIA2_DEBUG_ - -static const char *block_name[] = { - "System", - "VC", - "VP", - "IDATA" -}; -#endif - -static unsigned int debugs_on; /* default 0 - DEBUG_REG */ - - -/****************************************************************************** - * - * Forward Declarations - * - *****************************************************************************/ -static int apply_vp_patch(struct camera_data *cam); -static int set_default_user_mode(struct camera_data *cam); -static int set_vw_size(struct camera_data *cam, int size); -static int configure_sensor(struct camera_data *cam, - int reqwidth, int reqheight); -static int config_sensor_410(struct camera_data *cam, - int reqwidth, int reqheight); -static int config_sensor_500(struct camera_data *cam, - int reqwidth, int reqheight); -static int set_all_properties(struct camera_data *cam); -static void wake_system(struct camera_data *cam); -static void set_lowlight_boost(struct camera_data *cam); -static void reset_camera_struct(struct camera_data *cam); -static int cpia2_set_high_power(struct camera_data *cam); - -/* Here we want the physical address of the memory. - * This is used when initializing the contents of the - * area and marking the pages as reserved. - */ -static inline unsigned long kvirt_to_pa(unsigned long adr) -{ - unsigned long kva, ret; - - kva = (unsigned long) page_address(vmalloc_to_page((void *)adr)); - kva |= adr & (PAGE_SIZE-1); /* restore the offset */ - ret = __pa(kva); - return ret; -} - -static void *rvmalloc(unsigned long size) -{ - void *mem; - unsigned long adr; - - /* Round it off to PAGE_SIZE */ - size = PAGE_ALIGN(size); - - mem = vmalloc_32(size); - if (!mem) - return NULL; - - memset(mem, 0, size); /* Clear the ram out, no junk to the user */ - adr = (unsigned long) mem; - - while ((long)size > 0) { - SetPageReserved(vmalloc_to_page((void *)adr)); - adr += PAGE_SIZE; - size -= PAGE_SIZE; - } - return mem; -} - -static void rvfree(void *mem, unsigned long size) -{ - unsigned long adr; - - if (!mem) - return; - - size = PAGE_ALIGN(size); - - adr = (unsigned long) mem; - while ((long)size > 0) { - ClearPageReserved(vmalloc_to_page((void *)adr)); - adr += PAGE_SIZE; - size -= PAGE_SIZE; - } - vfree(mem); -} - -/****************************************************************************** - * - * cpia2_do_command - * - * Send an arbitrary command to the camera. For commands that read from - * the camera, copy the buffers into the proper param structures. - *****************************************************************************/ -int cpia2_do_command(struct camera_data *cam, - u32 command, u8 direction, u8 param) -{ - int retval = 0; - struct cpia2_command cmd; - unsigned int device = cam->params.pnp_id.device_type; - - cmd.command = command; - cmd.reg_count = 2; /* default */ - cmd.direction = direction; - - /*** - * Set up the command. - ***/ - switch (command) { - case CPIA2_CMD_GET_VERSION: - cmd.req_mode = - CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.start = CPIA2_SYSTEM_DEVICE_HI; - break; - case CPIA2_CMD_GET_PNP_ID: - cmd.req_mode = - CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.reg_count = 8; - cmd.start = CPIA2_SYSTEM_DESCRIP_VID_HI; - break; - case CPIA2_CMD_GET_ASIC_TYPE: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.start = CPIA2_VC_ASIC_ID; - break; - case CPIA2_CMD_GET_SENSOR: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.start = CPIA2_VP_SENSOR_FLAGS; - break; - case CPIA2_CMD_GET_VP_DEVICE: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.start = CPIA2_VP_DEVICEH; - break; - case CPIA2_CMD_SET_VP_BRIGHTNESS: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VP_BRIGHTNESS: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - if (device == DEVICE_STV_672) - cmd.start = CPIA2_VP4_EXPOSURE_TARGET; - else - cmd.start = CPIA2_VP5_EXPOSURE_TARGET; - break; - case CPIA2_CMD_SET_CONTRAST: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_CONTRAST: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_YRANGE; - break; - case CPIA2_CMD_SET_VP_SATURATION: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VP_SATURATION: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - if (device == DEVICE_STV_672) - cmd.start = CPIA2_VP_SATURATION; - else - cmd.start = CPIA2_VP5_MCUVSATURATION; - break; - case CPIA2_CMD_SET_VP_GPIO_DATA: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VP_GPIO_DATA: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_GPIO_DATA; - break; - case CPIA2_CMD_SET_VP_GPIO_DIRECTION: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VP_GPIO_DIRECTION: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_GPIO_DIRECTION; - break; - case CPIA2_CMD_SET_VC_MP_GPIO_DATA: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VC_MP_GPIO_DATA: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.reg_count = 1; - cmd.start = CPIA2_VC_MP_DATA; - break; - case CPIA2_CMD_SET_VC_MP_GPIO_DIRECTION: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VC_MP_GPIO_DIRECTION: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.reg_count = 1; - cmd.start = CPIA2_VC_MP_DIR; - break; - case CPIA2_CMD_ENABLE_PACKET_CTRL: - cmd.req_mode = - CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.start = CPIA2_SYSTEM_INT_PACKET_CTRL; - cmd.reg_count = 1; - cmd.buffer.block_data[0] = param; - break; - case CPIA2_CMD_SET_FLICKER_MODES: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_FLICKER_MODES: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_FLICKER_MODES; - break; - case CPIA2_CMD_RESET_FIFO: /* clear fifo and enable stream block */ - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VC; - cmd.reg_count = 2; - cmd.start = 0; - cmd.buffer.registers[0].index = CPIA2_VC_ST_CTRL; - cmd.buffer.registers[0].value = CPIA2_VC_ST_CTRL_SRC_VC | - CPIA2_VC_ST_CTRL_DST_USB | CPIA2_VC_ST_CTRL_EOF_DETECT; - cmd.buffer.registers[1].index = CPIA2_VC_ST_CTRL; - cmd.buffer.registers[1].value = CPIA2_VC_ST_CTRL_SRC_VC | - CPIA2_VC_ST_CTRL_DST_USB | - CPIA2_VC_ST_CTRL_EOF_DETECT | - CPIA2_VC_ST_CTRL_FIFO_ENABLE; - break; - case CPIA2_CMD_SET_HI_POWER: - cmd.req_mode = - CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_SYSTEM; - cmd.reg_count = 2; - cmd.buffer.registers[0].index = - CPIA2_SYSTEM_SYSTEM_CONTROL; - cmd.buffer.registers[1].index = - CPIA2_SYSTEM_SYSTEM_CONTROL; - cmd.buffer.registers[0].value = CPIA2_SYSTEM_CONTROL_CLEAR_ERR; - cmd.buffer.registers[1].value = - CPIA2_SYSTEM_CONTROL_HIGH_POWER; - break; - case CPIA2_CMD_SET_LOW_POWER: - cmd.req_mode = - CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.reg_count = 1; - cmd.start = CPIA2_SYSTEM_SYSTEM_CONTROL; - cmd.buffer.block_data[0] = 0; - break; - case CPIA2_CMD_CLEAR_V2W_ERR: - cmd.req_mode = - CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.reg_count = 1; - cmd.start = CPIA2_SYSTEM_SYSTEM_CONTROL; - cmd.buffer.block_data[0] = CPIA2_SYSTEM_CONTROL_CLEAR_ERR; - break; - case CPIA2_CMD_SET_USER_MODE: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_USER_MODE: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - if (device == DEVICE_STV_672) - cmd.start = CPIA2_VP4_USER_MODE; - else - cmd.start = CPIA2_VP5_USER_MODE; - break; - case CPIA2_CMD_FRAMERATE_REQ: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - if (device == DEVICE_STV_672) - cmd.start = CPIA2_VP4_FRAMERATE_REQUEST; - else - cmd.start = CPIA2_VP5_FRAMERATE_REQUEST; - cmd.buffer.block_data[0] = param; - break; - case CPIA2_CMD_SET_WAKEUP: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_WAKEUP: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.reg_count = 1; - cmd.start = CPIA2_VC_WAKEUP; - break; - case CPIA2_CMD_SET_PW_CONTROL: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_PW_CONTROL: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.reg_count = 1; - cmd.start = CPIA2_VC_PW_CTRL; - break; - case CPIA2_CMD_GET_VP_SYSTEM_STATE: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_SYSTEMSTATE; - break; - case CPIA2_CMD_SET_SYSTEM_CTRL: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_SYSTEM_CTRL: - cmd.req_mode = - CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.reg_count = 1; - cmd.start = CPIA2_SYSTEM_SYSTEM_CONTROL; - break; - case CPIA2_CMD_SET_VP_SYSTEM_CTRL: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VP_SYSTEM_CTRL: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_SYSTEMCTRL; - break; - case CPIA2_CMD_SET_VP_EXP_MODES: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VP_EXP_MODES: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_EXPOSURE_MODES; - break; - case CPIA2_CMD_SET_DEVICE_CONFIG: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_DEVICE_CONFIG: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_DEVICE_CONFIG; - break; - case CPIA2_CMD_SET_SERIAL_ADDR: - cmd.buffer.block_data[0] = param; - cmd.req_mode = - CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.reg_count = 1; - cmd.start = CPIA2_SYSTEM_VP_SERIAL_ADDR; - break; - case CPIA2_CMD_SET_SENSOR_CR1: - cmd.buffer.block_data[0] = param; - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_SENSOR_CR1; - break; - case CPIA2_CMD_SET_VC_CONTROL: - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_VC_CONTROL: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.reg_count = 1; - cmd.start = CPIA2_VC_VC_CTRL; - break; - case CPIA2_CMD_SET_TARGET_KB: - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VC; - cmd.reg_count = 1; - cmd.buffer.registers[0].index = CPIA2_VC_VC_TARGET_KB; - cmd.buffer.registers[0].value = param; - break; - case CPIA2_CMD_SET_DEF_JPEG_OPT: - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VC; - cmd.reg_count = 4; - cmd.buffer.registers[0].index = CPIA2_VC_VC_JPEG_OPT; - cmd.buffer.registers[0].value = - CPIA2_VC_VC_JPEG_OPT_DOUBLE_SQUEEZE; - cmd.buffer.registers[1].index = CPIA2_VC_VC_USER_SQUEEZE; - cmd.buffer.registers[1].value = 20; - cmd.buffer.registers[2].index = CPIA2_VC_VC_CREEP_PERIOD; - cmd.buffer.registers[2].value = 2; - cmd.buffer.registers[3].index = CPIA2_VC_VC_JPEG_OPT; - cmd.buffer.registers[3].value = CPIA2_VC_VC_JPEG_OPT_DEFAULT; - break; - case CPIA2_CMD_REHASH_VP4: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - cmd.start = CPIA2_VP_REHASH_VALUES; - cmd.buffer.block_data[0] = param; - break; - case CPIA2_CMD_SET_USER_EFFECTS: /* Note: Be careful with this as - this register can also affect - flicker modes */ - cmd.buffer.block_data[0] = param; - fallthrough; - case CPIA2_CMD_GET_USER_EFFECTS: - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 1; - if (device == DEVICE_STV_672) - cmd.start = CPIA2_VP4_USER_EFFECTS; - else - cmd.start = CPIA2_VP5_USER_EFFECTS; - break; - default: - LOG("DoCommand received invalid command\n"); - return -EINVAL; - } - - retval = cpia2_send_command(cam, &cmd); - if (retval) { - return retval; - } - - /*** - * Now copy any results from a read into the appropriate param struct. - ***/ - switch (command) { - case CPIA2_CMD_GET_VERSION: - cam->params.version.firmware_revision_hi = - cmd.buffer.block_data[0]; - cam->params.version.firmware_revision_lo = - cmd.buffer.block_data[1]; - break; - case CPIA2_CMD_GET_PNP_ID: - cam->params.pnp_id.vendor = (cmd.buffer.block_data[0] << 8) | - cmd.buffer.block_data[1]; - cam->params.pnp_id.product = (cmd.buffer.block_data[2] << 8) | - cmd.buffer.block_data[3]; - cam->params.pnp_id.device_revision = - (cmd.buffer.block_data[4] << 8) | - cmd.buffer.block_data[5]; - if (cam->params.pnp_id.vendor == 0x553) { - if (cam->params.pnp_id.product == 0x100) { - cam->params.pnp_id.device_type = DEVICE_STV_672; - } else if (cam->params.pnp_id.product == 0x140 || - cam->params.pnp_id.product == 0x151) { - cam->params.pnp_id.device_type = DEVICE_STV_676; - } - } - break; - case CPIA2_CMD_GET_ASIC_TYPE: - cam->params.version.asic_id = cmd.buffer.block_data[0]; - cam->params.version.asic_rev = cmd.buffer.block_data[1]; - break; - case CPIA2_CMD_GET_SENSOR: - cam->params.version.sensor_flags = cmd.buffer.block_data[0]; - cam->params.version.sensor_rev = cmd.buffer.block_data[1]; - break; - case CPIA2_CMD_GET_VP_DEVICE: - cam->params.version.vp_device_hi = cmd.buffer.block_data[0]; - cam->params.version.vp_device_lo = cmd.buffer.block_data[1]; - break; - case CPIA2_CMD_GET_VP_GPIO_DATA: - cam->params.vp_params.gpio_data = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_VP_GPIO_DIRECTION: - cam->params.vp_params.gpio_direction = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_VC_MP_GPIO_DIRECTION: - cam->params.vc_params.vc_mp_direction =cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_VC_MP_GPIO_DATA: - cam->params.vc_params.vc_mp_data = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_FLICKER_MODES: - cam->params.flicker_control.cam_register = - cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_WAKEUP: - cam->params.vc_params.wakeup = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_PW_CONTROL: - cam->params.vc_params.pw_control = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_SYSTEM_CTRL: - cam->params.camera_state.system_ctrl = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_VP_SYSTEM_STATE: - cam->params.vp_params.system_state = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_VP_SYSTEM_CTRL: - cam->params.vp_params.system_ctrl = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_VP_EXP_MODES: - cam->params.vp_params.exposure_modes = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_DEVICE_CONFIG: - cam->params.vp_params.device_config = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_VC_CONTROL: - cam->params.vc_params.vc_control = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_USER_MODE: - cam->params.vp_params.video_mode = cmd.buffer.block_data[0]; - break; - case CPIA2_CMD_GET_USER_EFFECTS: - cam->params.vp_params.user_effects = cmd.buffer.block_data[0]; - break; - default: - break; - } - return retval; -} - -/****************************************************************************** - * - * cpia2_send_command - * - *****************************************************************************/ - -#define DIR(cmd) ((cmd->direction == TRANSFER_WRITE) ? "Write" : "Read") -#define BINDEX(cmd) (cmd->req_mode & 0x03) - -int cpia2_send_command(struct camera_data *cam, struct cpia2_command *cmd) -{ - u8 count; - u8 start; - u8 *buffer; - int retval; - - switch (cmd->req_mode & 0x0c) { - case CAMERAACCESS_TYPE_RANDOM: - count = cmd->reg_count * sizeof(struct cpia2_register); - start = 0; - buffer = (u8 *) & cmd->buffer; - if (debugs_on & DEBUG_REG) - DBG("%s Random: Register block %s\n", DIR(cmd), - block_name[BINDEX(cmd)]); - break; - case CAMERAACCESS_TYPE_BLOCK: - count = cmd->reg_count; - start = cmd->start; - buffer = cmd->buffer.block_data; - if (debugs_on & DEBUG_REG) - DBG("%s Block: Register block %s\n", DIR(cmd), - block_name[BINDEX(cmd)]); - break; - case CAMERAACCESS_TYPE_MASK: - count = cmd->reg_count * sizeof(struct cpia2_reg_mask); - start = 0; - buffer = (u8 *) & cmd->buffer; - if (debugs_on & DEBUG_REG) - DBG("%s Mask: Register block %s\n", DIR(cmd), - block_name[BINDEX(cmd)]); - break; - case CAMERAACCESS_TYPE_REPEAT: /* For patch blocks only */ - count = cmd->reg_count; - start = cmd->start; - buffer = cmd->buffer.block_data; - if (debugs_on & DEBUG_REG) - DBG("%s Repeat: Register block %s\n", DIR(cmd), - block_name[BINDEX(cmd)]); - break; - default: - LOG("%s: invalid request mode\n",__func__); - return -EINVAL; - } - - retval = cpia2_usb_transfer_cmd(cam, - buffer, - cmd->req_mode, - start, count, cmd->direction); -#ifdef _CPIA2_DEBUG_ - if (debugs_on & DEBUG_REG) { - int i; - for (i = 0; i < cmd->reg_count; i++) { - if((cmd->req_mode & 0x0c) == CAMERAACCESS_TYPE_BLOCK) - KINFO("%s Block: [0x%02X] = 0x%02X\n", - DIR(cmd), start + i, buffer[i]); - if((cmd->req_mode & 0x0c) == CAMERAACCESS_TYPE_RANDOM) - KINFO("%s Random: [0x%02X] = 0x%02X\n", - DIR(cmd), cmd->buffer.registers[i].index, - cmd->buffer.registers[i].value); - } - } -#endif - - return retval; -}; - -/************* - * Functions to implement camera functionality - *************/ -/****************************************************************************** - * - * cpia2_get_version_info - * - *****************************************************************************/ -static void cpia2_get_version_info(struct camera_data *cam) -{ - cpia2_do_command(cam, CPIA2_CMD_GET_VERSION, TRANSFER_READ, 0); - cpia2_do_command(cam, CPIA2_CMD_GET_PNP_ID, TRANSFER_READ, 0); - cpia2_do_command(cam, CPIA2_CMD_GET_ASIC_TYPE, TRANSFER_READ, 0); - cpia2_do_command(cam, CPIA2_CMD_GET_SENSOR, TRANSFER_READ, 0); - cpia2_do_command(cam, CPIA2_CMD_GET_VP_DEVICE, TRANSFER_READ, 0); -} - -/****************************************************************************** - * - * cpia2_reset_camera - * - * Called at least during the open process, sets up initial params. - *****************************************************************************/ -int cpia2_reset_camera(struct camera_data *cam) -{ - u8 tmp_reg; - int retval = 0; - int target_kb; - int i; - struct cpia2_command cmd; - - /*** - * VC setup - ***/ - retval = configure_sensor(cam, - cam->params.roi.width, - cam->params.roi.height); - if (retval < 0) { - ERR("Couldn't configure sensor, error=%d\n", retval); - return retval; - } - - /* Clear FIFO and route/enable stream block */ - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VC; - cmd.direction = TRANSFER_WRITE; - cmd.reg_count = 2; - cmd.buffer.registers[0].index = CPIA2_VC_ST_CTRL; - cmd.buffer.registers[0].value = CPIA2_VC_ST_CTRL_SRC_VC | - CPIA2_VC_ST_CTRL_DST_USB | CPIA2_VC_ST_CTRL_EOF_DETECT; - cmd.buffer.registers[1].index = CPIA2_VC_ST_CTRL; - cmd.buffer.registers[1].value = CPIA2_VC_ST_CTRL_SRC_VC | - CPIA2_VC_ST_CTRL_DST_USB | - CPIA2_VC_ST_CTRL_EOF_DETECT | CPIA2_VC_ST_CTRL_FIFO_ENABLE; - - cpia2_send_command(cam, &cmd); - - cpia2_set_high_power(cam); - - if (cam->params.pnp_id.device_type == DEVICE_STV_672) { - /* Enable button notification */ - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_SYSTEM; - cmd.buffer.registers[0].index = CPIA2_SYSTEM_INT_PACKET_CTRL; - cmd.buffer.registers[0].value = - CPIA2_SYSTEM_INT_PACKET_CTRL_ENABLE_SW_XX; - cmd.reg_count = 1; - cpia2_send_command(cam, &cmd); - } - - schedule_timeout_interruptible(msecs_to_jiffies(100)); - - if (cam->params.pnp_id.device_type == DEVICE_STV_672) - retval = apply_vp_patch(cam); - - /* wait for vp to go to sleep */ - schedule_timeout_interruptible(msecs_to_jiffies(100)); - - /*** - * If this is a 676, apply VP5 fixes before we start streaming - ***/ - if (cam->params.pnp_id.device_type == DEVICE_STV_676) { - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VP; - - /* The following writes improve the picture */ - cmd.buffer.registers[0].index = CPIA2_VP5_MYBLACK_LEVEL; - cmd.buffer.registers[0].value = 0; /* reduce from the default - * rec 601 pedestal of 16 */ - cmd.buffer.registers[1].index = CPIA2_VP5_MCYRANGE; - cmd.buffer.registers[1].value = 0x92; /* increase from 100% to - * (256/256 - 31) to fill - * available range */ - cmd.buffer.registers[2].index = CPIA2_VP5_MYCEILING; - cmd.buffer.registers[2].value = 0xFF; /* Increase from the - * default rec 601 ceiling - * of 240 */ - cmd.buffer.registers[3].index = CPIA2_VP5_MCUVSATURATION; - cmd.buffer.registers[3].value = 0xFF; /* Increase from the rec - * 601 100% level (128) - * to 145-192 */ - cmd.buffer.registers[4].index = CPIA2_VP5_ANTIFLKRSETUP; - cmd.buffer.registers[4].value = 0x80; /* Inhibit the - * anti-flicker */ - - /* The following 4 writes are a fix to allow QVGA to work at 30 fps */ - cmd.buffer.registers[5].index = CPIA2_VP_RAM_ADDR_H; - cmd.buffer.registers[5].value = 0x01; - cmd.buffer.registers[6].index = CPIA2_VP_RAM_ADDR_L; - cmd.buffer.registers[6].value = 0xE3; - cmd.buffer.registers[7].index = CPIA2_VP_RAM_DATA; - cmd.buffer.registers[7].value = 0x02; - cmd.buffer.registers[8].index = CPIA2_VP_RAM_DATA; - cmd.buffer.registers[8].value = 0xFC; - - cmd.direction = TRANSFER_WRITE; - cmd.reg_count = 9; - - cpia2_send_command(cam, &cmd); - } - - /* Activate all settings and start the data stream */ - /* Set user mode */ - set_default_user_mode(cam); - - /* Give VP time to wake up */ - schedule_timeout_interruptible(msecs_to_jiffies(100)); - - set_all_properties(cam); - - cpia2_do_command(cam, CPIA2_CMD_GET_USER_MODE, TRANSFER_READ, 0); - DBG("After SetAllProperties(cam), user mode is 0x%0X\n", - cam->params.vp_params.video_mode); - - /*** - * Set audio regulator off. This and the code to set the compresison - * state are too complex to form a CPIA2_CMD_, and seem to be somewhat - * intertwined. This stuff came straight from the windows driver. - ***/ - /* Turn AutoExposure off in VP and enable the serial bridge to the sensor */ - cpia2_do_command(cam, CPIA2_CMD_GET_VP_SYSTEM_CTRL, TRANSFER_READ, 0); - tmp_reg = cam->params.vp_params.system_ctrl; - cmd.buffer.registers[0].value = tmp_reg & - (tmp_reg & (CPIA2_VP_SYSTEMCTRL_HK_CONTROL ^ 0xFF)); - - cpia2_do_command(cam, CPIA2_CMD_GET_DEVICE_CONFIG, TRANSFER_READ, 0); - cmd.buffer.registers[1].value = cam->params.vp_params.device_config | - CPIA2_VP_DEVICE_CONFIG_SERIAL_BRIDGE; - cmd.buffer.registers[0].index = CPIA2_VP_SYSTEMCTRL; - cmd.buffer.registers[1].index = CPIA2_VP_DEVICE_CONFIG; - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VP; - cmd.reg_count = 2; - cmd.direction = TRANSFER_WRITE; - cmd.start = 0; - cpia2_send_command(cam, &cmd); - - /* Set the correct I2C address in the CPiA-2 system register */ - cpia2_do_command(cam, - CPIA2_CMD_SET_SERIAL_ADDR, - TRANSFER_WRITE, - CPIA2_SYSTEM_VP_SERIAL_ADDR_SENSOR); - - /* Now have sensor access - set bit to turn the audio regulator off */ - cpia2_do_command(cam, - CPIA2_CMD_SET_SENSOR_CR1, - TRANSFER_WRITE, CPIA2_SENSOR_CR1_DOWN_AUDIO_REGULATOR); - - /* Set the correct I2C address in the CPiA-2 system register */ - if (cam->params.pnp_id.device_type == DEVICE_STV_672) - cpia2_do_command(cam, - CPIA2_CMD_SET_SERIAL_ADDR, - TRANSFER_WRITE, - CPIA2_SYSTEM_VP_SERIAL_ADDR_VP); // 0x88 - else - cpia2_do_command(cam, - CPIA2_CMD_SET_SERIAL_ADDR, - TRANSFER_WRITE, - CPIA2_SYSTEM_VP_SERIAL_ADDR_676_VP); // 0x8a - - /* increase signal drive strength */ - if (cam->params.pnp_id.device_type == DEVICE_STV_676) - cpia2_do_command(cam, - CPIA2_CMD_SET_VP_EXP_MODES, - TRANSFER_WRITE, - CPIA2_VP_EXPOSURE_MODES_COMPILE_EXP); - - /* Start autoexposure */ - cpia2_do_command(cam, CPIA2_CMD_GET_DEVICE_CONFIG, TRANSFER_READ, 0); - cmd.buffer.registers[0].value = cam->params.vp_params.device_config & - (CPIA2_VP_DEVICE_CONFIG_SERIAL_BRIDGE ^ 0xFF); - - cpia2_do_command(cam, CPIA2_CMD_GET_VP_SYSTEM_CTRL, TRANSFER_READ, 0); - cmd.buffer.registers[1].value = - cam->params.vp_params.system_ctrl | CPIA2_VP_SYSTEMCTRL_HK_CONTROL; - - cmd.buffer.registers[0].index = CPIA2_VP_DEVICE_CONFIG; - cmd.buffer.registers[1].index = CPIA2_VP_SYSTEMCTRL; - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VP; - cmd.reg_count = 2; - cmd.direction = TRANSFER_WRITE; - - cpia2_send_command(cam, &cmd); - - /* Set compression state */ - cpia2_do_command(cam, CPIA2_CMD_GET_VC_CONTROL, TRANSFER_READ, 0); - if (cam->params.compression.inhibit_htables) { - tmp_reg = cam->params.vc_params.vc_control | - CPIA2_VC_VC_CTRL_INHIBIT_H_TABLES; - } else { - tmp_reg = cam->params.vc_params.vc_control & - ~CPIA2_VC_VC_CTRL_INHIBIT_H_TABLES; - } - cpia2_do_command(cam, CPIA2_CMD_SET_VC_CONTROL, TRANSFER_WRITE,tmp_reg); - - /* Set target size (kb) on vc - This is a heuristic based on the quality parameter and the raw - framesize in kB divided by 16 (the compression factor when the - quality is 100%) */ - target_kb = (cam->width * cam->height * 2 / 16384) * - cam->params.vc_params.quality / 100; - if (target_kb < 1) - target_kb = 1; - cpia2_do_command(cam, CPIA2_CMD_SET_TARGET_KB, - TRANSFER_WRITE, target_kb); - - /* Wiggle VC Reset */ - /*** - * First read and wait a bit. - ***/ - for (i = 0; i < 50; i++) { - cpia2_do_command(cam, CPIA2_CMD_GET_PW_CONTROL, - TRANSFER_READ, 0); - } - - tmp_reg = cam->params.vc_params.pw_control; - tmp_reg &= ~CPIA2_VC_PW_CTRL_VC_RESET_N; - - cpia2_do_command(cam, CPIA2_CMD_SET_PW_CONTROL, TRANSFER_WRITE,tmp_reg); - - tmp_reg |= CPIA2_VC_PW_CTRL_VC_RESET_N; - cpia2_do_command(cam, CPIA2_CMD_SET_PW_CONTROL, TRANSFER_WRITE,tmp_reg); - - cpia2_do_command(cam, CPIA2_CMD_SET_DEF_JPEG_OPT, TRANSFER_WRITE, 0); - - cpia2_do_command(cam, CPIA2_CMD_GET_USER_MODE, TRANSFER_READ, 0); - DBG("After VC RESET, user mode is 0x%0X\n", - cam->params.vp_params.video_mode); - - return retval; -} - -/****************************************************************************** - * - * cpia2_set_high_power - * - *****************************************************************************/ -static int cpia2_set_high_power(struct camera_data *cam) -{ - int i; - for (i = 0; i <= 50; i++) { - /* Read system status */ - cpia2_do_command(cam,CPIA2_CMD_GET_SYSTEM_CTRL,TRANSFER_READ,0); - - /* If there is an error, clear it */ - if(cam->params.camera_state.system_ctrl & - CPIA2_SYSTEM_CONTROL_V2W_ERR) - cpia2_do_command(cam, CPIA2_CMD_CLEAR_V2W_ERR, - TRANSFER_WRITE, 0); - - /* Try to set high power mode */ - cpia2_do_command(cam, CPIA2_CMD_SET_SYSTEM_CTRL, - TRANSFER_WRITE, 1); - - /* Try to read something in VP to check if everything is awake */ - cpia2_do_command(cam, CPIA2_CMD_GET_VP_SYSTEM_STATE, - TRANSFER_READ, 0); - if (cam->params.vp_params.system_state & - CPIA2_VP_SYSTEMSTATE_HK_ALIVE) { - break; - } else if (i == 50) { - cam->params.camera_state.power_mode = LO_POWER_MODE; - ERR("Camera did not wake up\n"); - return -EIO; - } - } - - DBG("System now in high power state\n"); - cam->params.camera_state.power_mode = HI_POWER_MODE; - return 0; -} - -/****************************************************************************** - * - * cpia2_set_low_power - * - *****************************************************************************/ -int cpia2_set_low_power(struct camera_data *cam) -{ - cam->params.camera_state.power_mode = LO_POWER_MODE; - cpia2_do_command(cam, CPIA2_CMD_SET_SYSTEM_CTRL, TRANSFER_WRITE, 0); - return 0; -} - -/****************************************************************************** - * - * apply_vp_patch - * - *****************************************************************************/ -static int cpia2_send_onebyte_command(struct camera_data *cam, - struct cpia2_command *cmd, - u8 start, u8 datum) -{ - cmd->buffer.block_data[0] = datum; - cmd->start = start; - cmd->reg_count = 1; - return cpia2_send_command(cam, cmd); -} - -static int apply_vp_patch(struct camera_data *cam) -{ - const struct firmware *fw; - const char fw_name[] = FIRMWARE; - int i, ret; - struct cpia2_command cmd; - - ret = request_firmware(&fw, fw_name, &cam->dev->dev); - if (ret) { - printk(KERN_ERR "cpia2: failed to load VP patch \"%s\"\n", - fw_name); - return ret; - } - - cmd.req_mode = CAMERAACCESS_TYPE_REPEAT | CAMERAACCESS_VP; - cmd.direction = TRANSFER_WRITE; - - /* First send the start address... */ - cpia2_send_onebyte_command(cam, &cmd, 0x0A, fw->data[0]); /* hi */ - cpia2_send_onebyte_command(cam, &cmd, 0x0B, fw->data[1]); /* lo */ - - /* ... followed by the data payload */ - for (i = 2; i < fw->size; i += 64) { - cmd.start = 0x0C; /* Data */ - cmd.reg_count = min_t(uint, 64, fw->size - i); - memcpy(cmd.buffer.block_data, &fw->data[i], cmd.reg_count); - cpia2_send_command(cam, &cmd); - } - - /* Next send the start address... */ - cpia2_send_onebyte_command(cam, &cmd, 0x0A, fw->data[0]); /* hi */ - cpia2_send_onebyte_command(cam, &cmd, 0x0B, fw->data[1]); /* lo */ - - /* ... followed by the 'goto' command */ - cpia2_send_onebyte_command(cam, &cmd, 0x0D, 1); - - release_firmware(fw); - return 0; -} - -/****************************************************************************** - * - * set_default_user_mode - * - *****************************************************************************/ -static int set_default_user_mode(struct camera_data *cam) -{ - unsigned char user_mode; - unsigned char frame_rate; - int width = cam->params.roi.width; - int height = cam->params.roi.height; - - switch (cam->params.version.sensor_flags) { - case CPIA2_VP_SENSOR_FLAGS_404: - case CPIA2_VP_SENSOR_FLAGS_407: - case CPIA2_VP_SENSOR_FLAGS_409: - case CPIA2_VP_SENSOR_FLAGS_410: - if ((width > STV_IMAGE_QCIF_COLS) - || (height > STV_IMAGE_QCIF_ROWS)) { - user_mode = CPIA2_VP_USER_MODE_CIF; - } else { - user_mode = CPIA2_VP_USER_MODE_QCIFDS; - } - frame_rate = CPIA2_VP_FRAMERATE_30; - break; - case CPIA2_VP_SENSOR_FLAGS_500: - if ((width > STV_IMAGE_CIF_COLS) - || (height > STV_IMAGE_CIF_ROWS)) { - user_mode = CPIA2_VP_USER_MODE_VGA; - } else { - user_mode = CPIA2_VP_USER_MODE_QVGADS; - } - if (cam->params.pnp_id.device_type == DEVICE_STV_672) - frame_rate = CPIA2_VP_FRAMERATE_15; - else - frame_rate = CPIA2_VP_FRAMERATE_30; - break; - default: - LOG("%s: Invalid sensor flag value 0x%0X\n",__func__, - cam->params.version.sensor_flags); - return -EINVAL; - } - - DBG("Sensor flag = 0x%0x, user mode = 0x%0x, frame rate = 0x%X\n", - cam->params.version.sensor_flags, user_mode, frame_rate); - cpia2_do_command(cam, CPIA2_CMD_SET_USER_MODE, TRANSFER_WRITE, - user_mode); - if(cam->params.vp_params.frame_rate > 0 && - frame_rate > cam->params.vp_params.frame_rate) - frame_rate = cam->params.vp_params.frame_rate; - - cpia2_set_fps(cam, frame_rate); - -// if (cam->params.pnp_id.device_type == DEVICE_STV_676) -// cpia2_do_command(cam, -// CPIA2_CMD_SET_VP_SYSTEM_CTRL, -// TRANSFER_WRITE, -// CPIA2_VP_SYSTEMCTRL_HK_CONTROL | -// CPIA2_VP_SYSTEMCTRL_POWER_CONTROL); - - return 0; -} - -/****************************************************************************** - * - * cpia2_match_video_size - * - * return the best match, where 'best' is as always - * the largest that is not bigger than what is requested. - *****************************************************************************/ -int cpia2_match_video_size(int width, int height) -{ - if (width >= STV_IMAGE_VGA_COLS && height >= STV_IMAGE_VGA_ROWS) - return VIDEOSIZE_VGA; - - if (width >= STV_IMAGE_CIF_COLS && height >= STV_IMAGE_CIF_ROWS) - return VIDEOSIZE_CIF; - - if (width >= STV_IMAGE_QVGA_COLS && height >= STV_IMAGE_QVGA_ROWS) - return VIDEOSIZE_QVGA; - - if (width >= 288 && height >= 216) - return VIDEOSIZE_288_216; - - if (width >= 256 && height >= 192) - return VIDEOSIZE_256_192; - - if (width >= 224 && height >= 168) - return VIDEOSIZE_224_168; - - if (width >= 192 && height >= 144) - return VIDEOSIZE_192_144; - - if (width >= STV_IMAGE_QCIF_COLS && height >= STV_IMAGE_QCIF_ROWS) - return VIDEOSIZE_QCIF; - - return -1; -} - -/****************************************************************************** - * - * SetVideoSize - * - *****************************************************************************/ -static int set_vw_size(struct camera_data *cam, int size) -{ - int retval = 0; - - cam->params.vp_params.video_size = size; - - switch (size) { - case VIDEOSIZE_VGA: - DBG("Setting size to VGA\n"); - cam->params.roi.width = STV_IMAGE_VGA_COLS; - cam->params.roi.height = STV_IMAGE_VGA_ROWS; - cam->width = STV_IMAGE_VGA_COLS; - cam->height = STV_IMAGE_VGA_ROWS; - break; - case VIDEOSIZE_CIF: - DBG("Setting size to CIF\n"); - cam->params.roi.width = STV_IMAGE_CIF_COLS; - cam->params.roi.height = STV_IMAGE_CIF_ROWS; - cam->width = STV_IMAGE_CIF_COLS; - cam->height = STV_IMAGE_CIF_ROWS; - break; - case VIDEOSIZE_QVGA: - DBG("Setting size to QVGA\n"); - cam->params.roi.width = STV_IMAGE_QVGA_COLS; - cam->params.roi.height = STV_IMAGE_QVGA_ROWS; - cam->width = STV_IMAGE_QVGA_COLS; - cam->height = STV_IMAGE_QVGA_ROWS; - break; - case VIDEOSIZE_288_216: - cam->params.roi.width = 288; - cam->params.roi.height = 216; - cam->width = 288; - cam->height = 216; - break; - case VIDEOSIZE_256_192: - cam->width = 256; - cam->height = 192; - cam->params.roi.width = 256; - cam->params.roi.height = 192; - break; - case VIDEOSIZE_224_168: - cam->width = 224; - cam->height = 168; - cam->params.roi.width = 224; - cam->params.roi.height = 168; - break; - case VIDEOSIZE_192_144: - cam->width = 192; - cam->height = 144; - cam->params.roi.width = 192; - cam->params.roi.height = 144; - break; - case VIDEOSIZE_QCIF: - DBG("Setting size to QCIF\n"); - cam->params.roi.width = STV_IMAGE_QCIF_COLS; - cam->params.roi.height = STV_IMAGE_QCIF_ROWS; - cam->width = STV_IMAGE_QCIF_COLS; - cam->height = STV_IMAGE_QCIF_ROWS; - break; - default: - retval = -EINVAL; - } - return retval; -} - -/****************************************************************************** - * - * configure_sensor - * - *****************************************************************************/ -static int configure_sensor(struct camera_data *cam, - int req_width, int req_height) -{ - int retval; - - switch (cam->params.version.sensor_flags) { - case CPIA2_VP_SENSOR_FLAGS_404: - case CPIA2_VP_SENSOR_FLAGS_407: - case CPIA2_VP_SENSOR_FLAGS_409: - case CPIA2_VP_SENSOR_FLAGS_410: - retval = config_sensor_410(cam, req_width, req_height); - break; - case CPIA2_VP_SENSOR_FLAGS_500: - retval = config_sensor_500(cam, req_width, req_height); - break; - default: - return -EINVAL; - } - - return retval; -} - -/****************************************************************************** - * - * config_sensor_410 - * - *****************************************************************************/ -static int config_sensor_410(struct camera_data *cam, - int req_width, int req_height) -{ - struct cpia2_command cmd; - int i = 0; - int image_size; - int image_type; - int width = req_width; - int height = req_height; - - /*** - * Make sure size doesn't exceed CIF. - ***/ - if (width > STV_IMAGE_CIF_COLS) - width = STV_IMAGE_CIF_COLS; - if (height > STV_IMAGE_CIF_ROWS) - height = STV_IMAGE_CIF_ROWS; - - image_size = cpia2_match_video_size(width, height); - - DBG("Config 410: width = %d, height = %d\n", width, height); - DBG("Image size returned is %d\n", image_size); - if (image_size >= 0) { - set_vw_size(cam, image_size); - width = cam->params.roi.width; - height = cam->params.roi.height; - - DBG("After set_vw_size(), width = %d, height = %d\n", - width, height); - if (width <= 176 && height <= 144) { - DBG("image type = VIDEOSIZE_QCIF\n"); - image_type = VIDEOSIZE_QCIF; - } - else if (width <= 320 && height <= 240) { - DBG("image type = VIDEOSIZE_QVGA\n"); - image_type = VIDEOSIZE_QVGA; - } - else { - DBG("image type = VIDEOSIZE_CIF\n"); - image_type = VIDEOSIZE_CIF; - } - } else { - ERR("ConfigSensor410 failed\n"); - return -EINVAL; - } - - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VC; - cmd.direction = TRANSFER_WRITE; - - /* VC Format */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_FORMAT; - if (image_type == VIDEOSIZE_CIF) { - cmd.buffer.registers[i++].value = - (u8) (CPIA2_VC_VC_FORMAT_UFIRST | - CPIA2_VC_VC_FORMAT_SHORTLINE); - } else { - cmd.buffer.registers[i++].value = - (u8) CPIA2_VC_VC_FORMAT_UFIRST; - } - - /* VC Clocks */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_CLOCKS; - if (image_type == VIDEOSIZE_QCIF) { - if (cam->params.pnp_id.device_type == DEVICE_STV_672) { - cmd.buffer.registers[i++].value= - (u8)(CPIA2_VC_VC_672_CLOCKS_CIF_DIV_BY_3 | - CPIA2_VC_VC_672_CLOCKS_SCALING | - CPIA2_VC_VC_CLOCKS_LOGDIV2); - DBG("VC_Clocks (0xc4) should be B\n"); - } - else { - cmd.buffer.registers[i++].value= - (u8)(CPIA2_VC_VC_676_CLOCKS_CIF_DIV_BY_3 | - CPIA2_VC_VC_CLOCKS_LOGDIV2); - } - } else { - if (cam->params.pnp_id.device_type == DEVICE_STV_672) { - cmd.buffer.registers[i++].value = - (u8) (CPIA2_VC_VC_672_CLOCKS_CIF_DIV_BY_3 | - CPIA2_VC_VC_CLOCKS_LOGDIV0); - } - else { - cmd.buffer.registers[i++].value = - (u8) (CPIA2_VC_VC_676_CLOCKS_CIF_DIV_BY_3 | - CPIA2_VC_VC_676_CLOCKS_SCALING | - CPIA2_VC_VC_CLOCKS_LOGDIV0); - } - } - DBG("VC_Clocks (0xc4) = 0x%0X\n", cmd.buffer.registers[i-1].value); - - /* Input reqWidth from VC */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_IHSIZE_LO; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = - (u8) (STV_IMAGE_QCIF_COLS / 4); - else - cmd.buffer.registers[i++].value = - (u8) (STV_IMAGE_CIF_COLS / 4); - - /* Timings */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_XLIM_HI; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 0; - else - cmd.buffer.registers[i++].value = (u8) 1; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_XLIM_LO; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 208; - else - cmd.buffer.registers[i++].value = (u8) 160; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_YLIM_HI; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 0; - else - cmd.buffer.registers[i++].value = (u8) 1; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_YLIM_LO; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 160; - else - cmd.buffer.registers[i++].value = (u8) 64; - - /* Output Image Size */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_OHSIZE; - cmd.buffer.registers[i++].value = cam->params.roi.width / 4; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_OVSIZE; - cmd.buffer.registers[i++].value = cam->params.roi.height / 4; - - /* Cropping */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_HCROP; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_QCIF_COLS / 4) - (width / 4)) / 2); - else - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_CIF_COLS / 4) - (width / 4)) / 2); - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VCROP; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_QCIF_ROWS / 4) - (height / 4)) / 2); - else - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_CIF_ROWS / 4) - (height / 4)) / 2); - - /* Scaling registers (defaults) */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_HPHASE; - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VPHASE; - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_HISPAN; - cmd.buffer.registers[i++].value = (u8) 31; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VISPAN; - cmd.buffer.registers[i++].value = (u8) 31; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_HICROP; - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VICROP; - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_HFRACT; - cmd.buffer.registers[i++].value = (u8) 0x81; /* = 8/1 = 8 (HIBYTE/LOBYTE) */ - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VFRACT; - cmd.buffer.registers[i++].value = (u8) 0x81; /* = 8/1 = 8 (HIBYTE/LOBYTE) */ - - cmd.reg_count = i; - - cpia2_send_command(cam, &cmd); - - return i; -} - - -/****************************************************************************** - * - * config_sensor_500(cam) - * - *****************************************************************************/ -static int config_sensor_500(struct camera_data *cam, - int req_width, int req_height) -{ - struct cpia2_command cmd; - int i = 0; - int image_size = VIDEOSIZE_CIF; - int image_type = VIDEOSIZE_VGA; - int width = req_width; - int height = req_height; - unsigned int device = cam->params.pnp_id.device_type; - - image_size = cpia2_match_video_size(width, height); - - if (width > STV_IMAGE_CIF_COLS || height > STV_IMAGE_CIF_ROWS) - image_type = VIDEOSIZE_VGA; - else if (width > STV_IMAGE_QVGA_COLS || height > STV_IMAGE_QVGA_ROWS) - image_type = VIDEOSIZE_CIF; - else if (width > STV_IMAGE_QCIF_COLS || height > STV_IMAGE_QCIF_ROWS) - image_type = VIDEOSIZE_QVGA; - else - image_type = VIDEOSIZE_QCIF; - - if (image_size >= 0) { - set_vw_size(cam, image_size); - width = cam->params.roi.width; - height = cam->params.roi.height; - } else { - ERR("ConfigSensor500 failed\n"); - return -EINVAL; - } - - DBG("image_size = %d, width = %d, height = %d, type = %d\n", - image_size, width, height, image_type); - - cmd.req_mode = CAMERAACCESS_TYPE_RANDOM | CAMERAACCESS_VC; - cmd.direction = TRANSFER_WRITE; - i = 0; - - /* VC Format */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_FORMAT; - cmd.buffer.registers[i].value = (u8) CPIA2_VC_VC_FORMAT_UFIRST; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i].value |= (u8) CPIA2_VC_VC_FORMAT_DECIMATING; - i++; - - /* VC Clocks */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_CLOCKS; - if (device == DEVICE_STV_672) { - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i].value = - (u8)CPIA2_VC_VC_CLOCKS_LOGDIV1; - else - cmd.buffer.registers[i].value = - (u8)(CPIA2_VC_VC_672_CLOCKS_SCALING | - CPIA2_VC_VC_CLOCKS_LOGDIV3); - } else { - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i].value = - (u8)CPIA2_VC_VC_CLOCKS_LOGDIV0; - else - cmd.buffer.registers[i].value = - (u8)(CPIA2_VC_VC_676_CLOCKS_SCALING | - CPIA2_VC_VC_CLOCKS_LOGDIV2); - } - i++; - - DBG("VC_CLOCKS = 0x%X\n", cmd.buffer.registers[i-1].value); - - /* Input width from VP */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_IHSIZE_LO; - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i].value = - (u8) (STV_IMAGE_VGA_COLS / 4); - else - cmd.buffer.registers[i].value = - (u8) (STV_IMAGE_QVGA_COLS / 4); - i++; - DBG("Input width = %d\n", cmd.buffer.registers[i-1].value); - - /* Timings */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_XLIM_HI; - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i++].value = (u8) 2; - else - cmd.buffer.registers[i++].value = (u8) 1; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_XLIM_LO; - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i++].value = (u8) 250; - else if (image_type == VIDEOSIZE_QVGA) - cmd.buffer.registers[i++].value = (u8) 125; - else - cmd.buffer.registers[i++].value = (u8) 160; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_YLIM_HI; - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i++].value = (u8) 2; - else - cmd.buffer.registers[i++].value = (u8) 1; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_YLIM_LO; - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i++].value = (u8) 12; - else if (image_type == VIDEOSIZE_QVGA) - cmd.buffer.registers[i++].value = (u8) 64; - else - cmd.buffer.registers[i++].value = (u8) 6; - - /* Output Image Size */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_OHSIZE; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = STV_IMAGE_CIF_COLS / 4; - else - cmd.buffer.registers[i++].value = width / 4; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_OVSIZE; - if (image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = STV_IMAGE_CIF_ROWS / 4; - else - cmd.buffer.registers[i++].value = height / 4; - - /* Cropping */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_HCROP; - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_VGA_COLS / 4) - (width / 4)) / 2); - else if (image_type == VIDEOSIZE_QVGA) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_QVGA_COLS / 4) - (width / 4)) / 2); - else if (image_type == VIDEOSIZE_CIF) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_CIF_COLS / 4) - (width / 4)) / 2); - else /*if (image_type == VIDEOSIZE_QCIF)*/ - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_QCIF_COLS / 4) - (width / 4)) / 2); - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VCROP; - if (image_type == VIDEOSIZE_VGA) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_VGA_ROWS / 4) - (height / 4)) / 2); - else if (image_type == VIDEOSIZE_QVGA) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_QVGA_ROWS / 4) - (height / 4)) / 2); - else if (image_type == VIDEOSIZE_CIF) - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_CIF_ROWS / 4) - (height / 4)) / 2); - else /*if (image_type == VIDEOSIZE_QCIF)*/ - cmd.buffer.registers[i++].value = - (u8) (((STV_IMAGE_QCIF_ROWS / 4) - (height / 4)) / 2); - - /* Scaling registers (defaults) */ - cmd.buffer.registers[i].index = CPIA2_VC_VC_HPHASE; - if (image_type == VIDEOSIZE_CIF || image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 36; - else - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VPHASE; - if (image_type == VIDEOSIZE_CIF || image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 32; - else - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_HISPAN; - if (image_type == VIDEOSIZE_CIF || image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 26; - else - cmd.buffer.registers[i++].value = (u8) 31; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VISPAN; - if (image_type == VIDEOSIZE_CIF || image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 21; - else - cmd.buffer.registers[i++].value = (u8) 31; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_HICROP; - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VICROP; - cmd.buffer.registers[i++].value = (u8) 0; - - cmd.buffer.registers[i].index = CPIA2_VC_VC_HFRACT; - if (image_type == VIDEOSIZE_CIF || image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 0x2B; /* 2/11 */ - else - cmd.buffer.registers[i++].value = (u8) 0x81; /* 8/1 */ - - cmd.buffer.registers[i].index = CPIA2_VC_VC_VFRACT; - if (image_type == VIDEOSIZE_CIF || image_type == VIDEOSIZE_QCIF) - cmd.buffer.registers[i++].value = (u8) 0x13; /* 1/3 */ - else - cmd.buffer.registers[i++].value = (u8) 0x81; /* 8/1 */ - - cmd.reg_count = i; - - cpia2_send_command(cam, &cmd); - - return i; -} - - -/****************************************************************************** - * - * setallproperties - * - * This sets all user changeable properties to the values in cam->params. - *****************************************************************************/ -static int set_all_properties(struct camera_data *cam) -{ - /** - * Don't set target_kb here, it will be set later. - * framerate and user_mode were already set (set_default_user_mode). - **/ - - cpia2_usb_change_streaming_alternate(cam, - cam->params.camera_state.stream_mode); - - cpia2_do_command(cam, - CPIA2_CMD_SET_VC_MP_GPIO_DIRECTION, - TRANSFER_WRITE, cam->params.vp_params.gpio_direction); - cpia2_do_command(cam, CPIA2_CMD_SET_VC_MP_GPIO_DATA, TRANSFER_WRITE, - cam->params.vp_params.gpio_data); - - v4l2_ctrl_handler_setup(&cam->hdl); - - wake_system(cam); - - set_lowlight_boost(cam); - - return 0; -} - -/****************************************************************************** - * - * cpia2_save_camera_state - * - *****************************************************************************/ -void cpia2_save_camera_state(struct camera_data *cam) -{ - cpia2_do_command(cam, CPIA2_CMD_GET_USER_EFFECTS, TRANSFER_READ, 0); - cpia2_do_command(cam, CPIA2_CMD_GET_VC_MP_GPIO_DIRECTION, TRANSFER_READ, - 0); - cpia2_do_command(cam, CPIA2_CMD_GET_VC_MP_GPIO_DATA, TRANSFER_READ, 0); - /* Don't get framerate or target_kb. Trust the values we already have */ -} - - -/****************************************************************************** - * - * cpia2_set_flicker_mode - * - *****************************************************************************/ -int cpia2_set_flicker_mode(struct camera_data *cam, int mode) -{ - unsigned char cam_reg; - int err = 0; - - if(cam->params.pnp_id.device_type != DEVICE_STV_672) - return -EINVAL; - - /* Set the appropriate bits in FLICKER_MODES, preserving the rest */ - if((err = cpia2_do_command(cam, CPIA2_CMD_GET_FLICKER_MODES, - TRANSFER_READ, 0))) - return err; - cam_reg = cam->params.flicker_control.cam_register; - - switch(mode) { - case NEVER_FLICKER: - cam_reg |= CPIA2_VP_FLICKER_MODES_NEVER_FLICKER; - cam_reg &= ~CPIA2_VP_FLICKER_MODES_50HZ; - break; - case FLICKER_60: - cam_reg &= ~CPIA2_VP_FLICKER_MODES_NEVER_FLICKER; - cam_reg &= ~CPIA2_VP_FLICKER_MODES_50HZ; - break; - case FLICKER_50: - cam_reg &= ~CPIA2_VP_FLICKER_MODES_NEVER_FLICKER; - cam_reg |= CPIA2_VP_FLICKER_MODES_50HZ; - break; - default: - return -EINVAL; - } - - if((err = cpia2_do_command(cam, CPIA2_CMD_SET_FLICKER_MODES, - TRANSFER_WRITE, cam_reg))) - return err; - - /* Set the appropriate bits in EXP_MODES, preserving the rest */ - if((err = cpia2_do_command(cam, CPIA2_CMD_GET_VP_EXP_MODES, - TRANSFER_READ, 0))) - return err; - cam_reg = cam->params.vp_params.exposure_modes; - - if (mode == NEVER_FLICKER) { - cam_reg |= CPIA2_VP_EXPOSURE_MODES_INHIBIT_FLICKER; - } else { - cam_reg &= ~CPIA2_VP_EXPOSURE_MODES_INHIBIT_FLICKER; - } - - if((err = cpia2_do_command(cam, CPIA2_CMD_SET_VP_EXP_MODES, - TRANSFER_WRITE, cam_reg))) - return err; - - if((err = cpia2_do_command(cam, CPIA2_CMD_REHASH_VP4, - TRANSFER_WRITE, 1))) - return err; - - switch(mode) { - case NEVER_FLICKER: - case FLICKER_60: - case FLICKER_50: - cam->params.flicker_control.flicker_mode_req = mode; - break; - default: - err = -EINVAL; - } - - return err; -} - -/****************************************************************************** - * - * cpia2_set_property_flip - * - *****************************************************************************/ -void cpia2_set_property_flip(struct camera_data *cam, int prop_val) -{ - unsigned char cam_reg; - - cpia2_do_command(cam, CPIA2_CMD_GET_USER_EFFECTS, TRANSFER_READ, 0); - cam_reg = cam->params.vp_params.user_effects; - - if (prop_val) - { - cam_reg |= CPIA2_VP_USER_EFFECTS_FLIP; - } - else - { - cam_reg &= ~CPIA2_VP_USER_EFFECTS_FLIP; - } - cam->params.vp_params.user_effects = cam_reg; - cpia2_do_command(cam, CPIA2_CMD_SET_USER_EFFECTS, TRANSFER_WRITE, - cam_reg); -} - -/****************************************************************************** - * - * cpia2_set_property_mirror - * - *****************************************************************************/ -void cpia2_set_property_mirror(struct camera_data *cam, int prop_val) -{ - unsigned char cam_reg; - - cpia2_do_command(cam, CPIA2_CMD_GET_USER_EFFECTS, TRANSFER_READ, 0); - cam_reg = cam->params.vp_params.user_effects; - - if (prop_val) - { - cam_reg |= CPIA2_VP_USER_EFFECTS_MIRROR; - } - else - { - cam_reg &= ~CPIA2_VP_USER_EFFECTS_MIRROR; - } - cam->params.vp_params.user_effects = cam_reg; - cpia2_do_command(cam, CPIA2_CMD_SET_USER_EFFECTS, TRANSFER_WRITE, - cam_reg); -} - -/****************************************************************************** - * - * cpia2_set_gpio - * - *****************************************************************************/ -int cpia2_set_gpio(struct camera_data *cam, unsigned char setting) -{ - int ret; - - /* Set the microport direction (register 0x90, should be defined - * already) to 1 (user output), and set the microport data (0x91) to - * the value in the ioctl argument. - */ - - ret = cpia2_do_command(cam, - CPIA2_CMD_SET_VC_MP_GPIO_DIRECTION, - CPIA2_VC_MP_DIR_OUTPUT, - 255); - if (ret < 0) - return ret; - cam->params.vp_params.gpio_direction = 255; - - ret = cpia2_do_command(cam, - CPIA2_CMD_SET_VC_MP_GPIO_DATA, - CPIA2_VC_MP_DIR_OUTPUT, - setting); - if (ret < 0) - return ret; - cam->params.vp_params.gpio_data = setting; - - return 0; -} - -/****************************************************************************** - * - * cpia2_set_fps - * - *****************************************************************************/ -int cpia2_set_fps(struct camera_data *cam, int framerate) -{ - int retval; - - switch(framerate) { - case CPIA2_VP_FRAMERATE_30: - case CPIA2_VP_FRAMERATE_25: - if(cam->params.pnp_id.device_type == DEVICE_STV_672 && - cam->params.version.sensor_flags == - CPIA2_VP_SENSOR_FLAGS_500) { - return -EINVAL; - } - fallthrough; - case CPIA2_VP_FRAMERATE_15: - case CPIA2_VP_FRAMERATE_12_5: - case CPIA2_VP_FRAMERATE_7_5: - case CPIA2_VP_FRAMERATE_6_25: - break; - default: - return -EINVAL; - } - - if (cam->params.pnp_id.device_type == DEVICE_STV_672 && - framerate == CPIA2_VP_FRAMERATE_15) - framerate = 0; /* Work around bug in VP4 */ - - retval = cpia2_do_command(cam, - CPIA2_CMD_FRAMERATE_REQ, - TRANSFER_WRITE, - framerate); - - if(retval == 0) - cam->params.vp_params.frame_rate = framerate; - - return retval; -} - -/****************************************************************************** - * - * cpia2_set_brightness - * - *****************************************************************************/ -void cpia2_set_brightness(struct camera_data *cam, unsigned char value) -{ - /*** - * Don't let the register be set to zero - bug in VP4 - flash of full - * brightness - ***/ - if (cam->params.pnp_id.device_type == DEVICE_STV_672 && value == 0) - value++; - DBG("Setting brightness to %d (0x%0x)\n", value, value); - cpia2_do_command(cam, CPIA2_CMD_SET_VP_BRIGHTNESS, TRANSFER_WRITE, value); -} - -/****************************************************************************** - * - * cpia2_set_contrast - * - *****************************************************************************/ -void cpia2_set_contrast(struct camera_data *cam, unsigned char value) -{ - DBG("Setting contrast to %d (0x%0x)\n", value, value); - cpia2_do_command(cam, CPIA2_CMD_SET_CONTRAST, TRANSFER_WRITE, value); -} - -/****************************************************************************** - * - * cpia2_set_saturation - * - *****************************************************************************/ -void cpia2_set_saturation(struct camera_data *cam, unsigned char value) -{ - DBG("Setting saturation to %d (0x%0x)\n", value, value); - cpia2_do_command(cam,CPIA2_CMD_SET_VP_SATURATION, TRANSFER_WRITE,value); -} - -/****************************************************************************** - * - * wake_system - * - *****************************************************************************/ -static void wake_system(struct camera_data *cam) -{ - cpia2_do_command(cam, CPIA2_CMD_SET_WAKEUP, TRANSFER_WRITE, 0); -} - -/****************************************************************************** - * - * set_lowlight_boost - * - * Valid for STV500 sensor only - *****************************************************************************/ -static void set_lowlight_boost(struct camera_data *cam) -{ - struct cpia2_command cmd; - - if (cam->params.pnp_id.device_type != DEVICE_STV_672 || - cam->params.version.sensor_flags != CPIA2_VP_SENSOR_FLAGS_500) - return; - - cmd.direction = TRANSFER_WRITE; - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 3; - cmd.start = CPIA2_VP_RAM_ADDR_H; - - cmd.buffer.block_data[0] = 0; /* High byte of address to write to */ - cmd.buffer.block_data[1] = 0x59; /* Low byte of address to write to */ - cmd.buffer.block_data[2] = 0; /* High byte of data to write */ - - cpia2_send_command(cam, &cmd); - - if (cam->params.vp_params.lowlight_boost) { - cmd.buffer.block_data[0] = 0x02; /* Low byte data to write */ - } else { - cmd.buffer.block_data[0] = 0x06; - } - cmd.start = CPIA2_VP_RAM_DATA; - cmd.reg_count = 1; - cpia2_send_command(cam, &cmd); - - /* Rehash the VP4 values */ - cpia2_do_command(cam, CPIA2_CMD_REHASH_VP4, TRANSFER_WRITE, 1); -} - -/****************************************************************************** - * - * cpia2_set_format - * - * Assumes that new size is already set in param struct. - *****************************************************************************/ -void cpia2_set_format(struct camera_data *cam) -{ - cam->flush = true; - - cpia2_usb_stream_pause(cam); - - /* reset camera to new size */ - cpia2_set_low_power(cam); - cpia2_reset_camera(cam); - cam->flush = false; - - cpia2_dbg_dump_registers(cam); - - cpia2_usb_stream_resume(cam); -} - -/****************************************************************************** - * - * cpia2_dbg_dump_registers - * - *****************************************************************************/ -void cpia2_dbg_dump_registers(struct camera_data *cam) -{ -#ifdef _CPIA2_DEBUG_ - struct cpia2_command cmd; - - if (!(debugs_on & DEBUG_DUMP_REGS)) - return; - - cmd.direction = TRANSFER_READ; - - /* Start with bank 0 (SYSTEM) */ - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_SYSTEM; - cmd.reg_count = 3; - cmd.start = 0; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "System Device Hi = 0x%X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "System Device Lo = 0x%X\n", - cmd.buffer.block_data[1]); - printk(KERN_DEBUG "System_system control = 0x%X\n", - cmd.buffer.block_data[2]); - - /* Bank 1 (VC) */ - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.reg_count = 4; - cmd.start = 0x80; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "ASIC_ID = 0x%X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "ASIC_REV = 0x%X\n", - cmd.buffer.block_data[1]); - printk(KERN_DEBUG "PW_CONTRL = 0x%X\n", - cmd.buffer.block_data[2]); - printk(KERN_DEBUG "WAKEUP = 0x%X\n", - cmd.buffer.block_data[3]); - - cmd.start = 0xA0; /* ST_CTRL */ - cmd.reg_count = 1; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "Stream ctrl = 0x%X\n", - cmd.buffer.block_data[0]); - - cmd.start = 0xA4; /* Stream status */ - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "Stream status = 0x%X\n", - cmd.buffer.block_data[0]); - - cmd.start = 0xA8; /* USB status */ - cmd.reg_count = 3; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "USB_CTRL = 0x%X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "USB_STRM = 0x%X\n", - cmd.buffer.block_data[1]); - printk(KERN_DEBUG "USB_STATUS = 0x%X\n", - cmd.buffer.block_data[2]); - - cmd.start = 0xAF; /* USB settings */ - cmd.reg_count = 1; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "USB settings = 0x%X\n", - cmd.buffer.block_data[0]); - - cmd.start = 0xC0; /* VC stuff */ - cmd.reg_count = 26; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "VC Control = 0x%0X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "VC Format = 0x%0X\n", - cmd.buffer.block_data[3]); - printk(KERN_DEBUG "VC Clocks = 0x%0X\n", - cmd.buffer.block_data[4]); - printk(KERN_DEBUG "VC IHSize = 0x%0X\n", - cmd.buffer.block_data[5]); - printk(KERN_DEBUG "VC Xlim Hi = 0x%0X\n", - cmd.buffer.block_data[6]); - printk(KERN_DEBUG "VC XLim Lo = 0x%0X\n", - cmd.buffer.block_data[7]); - printk(KERN_DEBUG "VC YLim Hi = 0x%0X\n", - cmd.buffer.block_data[8]); - printk(KERN_DEBUG "VC YLim Lo = 0x%0X\n", - cmd.buffer.block_data[9]); - printk(KERN_DEBUG "VC OHSize = 0x%0X\n", - cmd.buffer.block_data[10]); - printk(KERN_DEBUG "VC OVSize = 0x%0X\n", - cmd.buffer.block_data[11]); - printk(KERN_DEBUG "VC HCrop = 0x%0X\n", - cmd.buffer.block_data[12]); - printk(KERN_DEBUG "VC VCrop = 0x%0X\n", - cmd.buffer.block_data[13]); - printk(KERN_DEBUG "VC HPhase = 0x%0X\n", - cmd.buffer.block_data[14]); - printk(KERN_DEBUG "VC VPhase = 0x%0X\n", - cmd.buffer.block_data[15]); - printk(KERN_DEBUG "VC HIspan = 0x%0X\n", - cmd.buffer.block_data[16]); - printk(KERN_DEBUG "VC VIspan = 0x%0X\n", - cmd.buffer.block_data[17]); - printk(KERN_DEBUG "VC HiCrop = 0x%0X\n", - cmd.buffer.block_data[18]); - printk(KERN_DEBUG "VC ViCrop = 0x%0X\n", - cmd.buffer.block_data[19]); - printk(KERN_DEBUG "VC HiFract = 0x%0X\n", - cmd.buffer.block_data[20]); - printk(KERN_DEBUG "VC ViFract = 0x%0X\n", - cmd.buffer.block_data[21]); - printk(KERN_DEBUG "VC JPeg Opt = 0x%0X\n", - cmd.buffer.block_data[22]); - printk(KERN_DEBUG "VC Creep Per = 0x%0X\n", - cmd.buffer.block_data[23]); - printk(KERN_DEBUG "VC User Sq. = 0x%0X\n", - cmd.buffer.block_data[24]); - printk(KERN_DEBUG "VC Target KB = 0x%0X\n", - cmd.buffer.block_data[25]); - - /*** VP ***/ - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VP; - cmd.reg_count = 14; - cmd.start = 0; - cpia2_send_command(cam, &cmd); - - printk(KERN_DEBUG "VP Dev Hi = 0x%0X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "VP Dev Lo = 0x%0X\n", - cmd.buffer.block_data[1]); - printk(KERN_DEBUG "VP Sys State = 0x%0X\n", - cmd.buffer.block_data[2]); - printk(KERN_DEBUG "VP Sys Ctrl = 0x%0X\n", - cmd.buffer.block_data[3]); - printk(KERN_DEBUG "VP Sensor flg = 0x%0X\n", - cmd.buffer.block_data[5]); - printk(KERN_DEBUG "VP Sensor Rev = 0x%0X\n", - cmd.buffer.block_data[6]); - printk(KERN_DEBUG "VP Dev Config = 0x%0X\n", - cmd.buffer.block_data[7]); - printk(KERN_DEBUG "VP GPIO_DIR = 0x%0X\n", - cmd.buffer.block_data[8]); - printk(KERN_DEBUG "VP GPIO_DATA = 0x%0X\n", - cmd.buffer.block_data[9]); - printk(KERN_DEBUG "VP Ram ADDR H = 0x%0X\n", - cmd.buffer.block_data[10]); - printk(KERN_DEBUG "VP Ram ADDR L = 0x%0X\n", - cmd.buffer.block_data[11]); - printk(KERN_DEBUG "VP RAM Data = 0x%0X\n", - cmd.buffer.block_data[12]); - printk(KERN_DEBUG "Do Call = 0x%0X\n", - cmd.buffer.block_data[13]); - - if (cam->params.pnp_id.device_type == DEVICE_STV_672) { - cmd.reg_count = 9; - cmd.start = 0x0E; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "VP Clock Ctrl = 0x%0X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "VP Patch Rev = 0x%0X\n", - cmd.buffer.block_data[1]); - printk(KERN_DEBUG "VP Vid Mode = 0x%0X\n", - cmd.buffer.block_data[2]); - printk(KERN_DEBUG "VP Framerate = 0x%0X\n", - cmd.buffer.block_data[3]); - printk(KERN_DEBUG "VP UserEffect = 0x%0X\n", - cmd.buffer.block_data[4]); - printk(KERN_DEBUG "VP White Bal = 0x%0X\n", - cmd.buffer.block_data[5]); - printk(KERN_DEBUG "VP WB thresh = 0x%0X\n", - cmd.buffer.block_data[6]); - printk(KERN_DEBUG "VP Exp Modes = 0x%0X\n", - cmd.buffer.block_data[7]); - printk(KERN_DEBUG "VP Exp Target = 0x%0X\n", - cmd.buffer.block_data[8]); - - cmd.reg_count = 1; - cmd.start = 0x1B; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "VP FlickerMds = 0x%0X\n", - cmd.buffer.block_data[0]); - } else { - cmd.reg_count = 8 ; - cmd.start = 0x0E; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "VP Clock Ctrl = 0x%0X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "VP Patch Rev = 0x%0X\n", - cmd.buffer.block_data[1]); - printk(KERN_DEBUG "VP Vid Mode = 0x%0X\n", - cmd.buffer.block_data[5]); - printk(KERN_DEBUG "VP Framerate = 0x%0X\n", - cmd.buffer.block_data[6]); - printk(KERN_DEBUG "VP UserEffect = 0x%0X\n", - cmd.buffer.block_data[7]); - - cmd.reg_count = 1; - cmd.start = CPIA2_VP5_EXPOSURE_TARGET; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "VP5 Exp Target= 0x%0X\n", - cmd.buffer.block_data[0]); - - cmd.reg_count = 4; - cmd.start = 0x3A; - cpia2_send_command(cam, &cmd); - printk(KERN_DEBUG "VP5 MY Black = 0x%0X\n", - cmd.buffer.block_data[0]); - printk(KERN_DEBUG "VP5 MCY Range = 0x%0X\n", - cmd.buffer.block_data[1]); - printk(KERN_DEBUG "VP5 MYCEILING = 0x%0X\n", - cmd.buffer.block_data[2]); - printk(KERN_DEBUG "VP5 MCUV Sat = 0x%0X\n", - cmd.buffer.block_data[3]); - } -#endif -} - -/****************************************************************************** - * - * reset_camera_struct - * - * Sets all values to the defaults - *****************************************************************************/ -static void reset_camera_struct(struct camera_data *cam) -{ - /*** - * The following parameter values are the defaults from the register map. - ***/ - cam->params.vp_params.lowlight_boost = 0; - - /* FlickerModes */ - cam->params.flicker_control.flicker_mode_req = NEVER_FLICKER; - - /* jpeg params */ - cam->params.compression.jpeg_options = CPIA2_VC_VC_JPEG_OPT_DEFAULT; - cam->params.compression.creep_period = 2; - cam->params.compression.user_squeeze = 20; - cam->params.compression.inhibit_htables = false; - - /* gpio params */ - cam->params.vp_params.gpio_direction = 0; /* write, the default safe mode */ - cam->params.vp_params.gpio_data = 0; - - /* Target kb params */ - cam->params.vc_params.quality = 100; - - /*** - * Set Sensor FPS as fast as possible. - ***/ - if(cam->params.pnp_id.device_type == DEVICE_STV_672) { - if(cam->params.version.sensor_flags == CPIA2_VP_SENSOR_FLAGS_500) - cam->params.vp_params.frame_rate = CPIA2_VP_FRAMERATE_15; - else - cam->params.vp_params.frame_rate = CPIA2_VP_FRAMERATE_30; - } else { - cam->params.vp_params.frame_rate = CPIA2_VP_FRAMERATE_30; - } - - /*** - * Set default video mode as large as possible : - * for vga sensor set to vga, for cif sensor set to CIF. - ***/ - if (cam->params.version.sensor_flags == CPIA2_VP_SENSOR_FLAGS_500) { - cam->sensor_type = CPIA2_SENSOR_500; - cam->video_size = VIDEOSIZE_VGA; - cam->params.roi.width = STV_IMAGE_VGA_COLS; - cam->params.roi.height = STV_IMAGE_VGA_ROWS; - } else { - cam->sensor_type = CPIA2_SENSOR_410; - cam->video_size = VIDEOSIZE_CIF; - cam->params.roi.width = STV_IMAGE_CIF_COLS; - cam->params.roi.height = STV_IMAGE_CIF_ROWS; - } - - cam->width = cam->params.roi.width; - cam->height = cam->params.roi.height; -} - -/****************************************************************************** - * - * cpia2_init_camera_struct - * - * Deinitialize camera struct - *****************************************************************************/ -void cpia2_deinit_camera_struct(struct camera_data *cam, struct usb_interface *intf) -{ - v4l2_device_unregister(&cam->v4l2_dev); - kfree(cam); -} - -/****************************************************************************** - * - * cpia2_init_camera_struct - * - * Initializes camera struct, does not call reset to fill in defaults. - *****************************************************************************/ -struct camera_data *cpia2_init_camera_struct(struct usb_interface *intf) -{ - struct camera_data *cam; - - cam = kzalloc(sizeof(*cam), GFP_KERNEL); - - if (!cam) { - ERR("couldn't kmalloc cpia2 struct\n"); - return NULL; - } - - cam->v4l2_dev.release = cpia2_camera_release; - if (v4l2_device_register(&intf->dev, &cam->v4l2_dev) < 0) { - v4l2_err(&cam->v4l2_dev, "couldn't register v4l2_device\n"); - kfree(cam); - return NULL; - } - - mutex_init(&cam->v4l2_lock); - init_waitqueue_head(&cam->wq_stream); - - return cam; -} - -/****************************************************************************** - * - * cpia2_init_camera - * - * Initializes camera. - *****************************************************************************/ -int cpia2_init_camera(struct camera_data *cam) -{ - DBG("Start\n"); - - cam->mmapped = false; - - /* Get sensor and asic types before reset. */ - cpia2_set_high_power(cam); - cpia2_get_version_info(cam); - if (cam->params.version.asic_id != CPIA2_ASIC_672) { - ERR("Device IO error (asicID has incorrect value of 0x%X\n", - cam->params.version.asic_id); - return -ENODEV; - } - - /* Set GPIO direction and data to a safe state. */ - cpia2_do_command(cam, CPIA2_CMD_SET_VC_MP_GPIO_DIRECTION, - TRANSFER_WRITE, 0); - cpia2_do_command(cam, CPIA2_CMD_SET_VC_MP_GPIO_DATA, - TRANSFER_WRITE, 0); - - /* resetting struct requires version info for sensor and asic types */ - reset_camera_struct(cam); - - cpia2_set_low_power(cam); - - DBG("End\n"); - - return 0; -} - -/****************************************************************************** - * - * cpia2_allocate_buffers - * - *****************************************************************************/ -int cpia2_allocate_buffers(struct camera_data *cam) -{ - int i; - - if(!cam->buffers) { - u32 size = cam->num_frames*sizeof(struct framebuf); - cam->buffers = kmalloc(size, GFP_KERNEL); - if(!cam->buffers) { - ERR("couldn't kmalloc frame buffer structures\n"); - return -ENOMEM; - } - } - - if(!cam->frame_buffer) { - cam->frame_buffer = rvmalloc(cam->frame_size*cam->num_frames); - if (!cam->frame_buffer) { - ERR("couldn't vmalloc frame buffer data area\n"); - kfree(cam->buffers); - cam->buffers = NULL; - return -ENOMEM; - } - } - - for(i=0; i<cam->num_frames-1; ++i) { - cam->buffers[i].next = &cam->buffers[i+1]; - cam->buffers[i].data = cam->frame_buffer +i*cam->frame_size; - cam->buffers[i].status = FRAME_EMPTY; - cam->buffers[i].length = 0; - cam->buffers[i].max_length = 0; - cam->buffers[i].num = i; - } - cam->buffers[i].next = cam->buffers; - cam->buffers[i].data = cam->frame_buffer +i*cam->frame_size; - cam->buffers[i].status = FRAME_EMPTY; - cam->buffers[i].length = 0; - cam->buffers[i].max_length = 0; - cam->buffers[i].num = i; - cam->curbuff = cam->buffers; - cam->workbuff = cam->curbuff->next; - DBG("buffers=%p, curbuff=%p, workbuff=%p\n", cam->buffers, cam->curbuff, - cam->workbuff); - return 0; -} - -/****************************************************************************** - * - * cpia2_free_buffers - * - *****************************************************************************/ -void cpia2_free_buffers(struct camera_data *cam) -{ - if(cam->buffers) { - kfree(cam->buffers); - cam->buffers = NULL; - } - if(cam->frame_buffer) { - rvfree(cam->frame_buffer, cam->frame_size*cam->num_frames); - cam->frame_buffer = NULL; - } -} - -/****************************************************************************** - * - * cpia2_read - * - *****************************************************************************/ -long cpia2_read(struct camera_data *cam, - char __user *buf, unsigned long count, int noblock) -{ - struct framebuf *frame; - - if (!count) - return 0; - - if (!buf) { - ERR("%s: buffer NULL\n",__func__); - return -EINVAL; - } - - if (!cam) { - ERR("%s: Internal error, camera_data NULL!\n",__func__); - return -EINVAL; - } - - if (!cam->streaming) { - /* Start streaming */ - cpia2_usb_stream_start(cam, - cam->params.camera_state.stream_mode); - } - - /* Copy cam->curbuff in case it changes while we're processing */ - frame = cam->curbuff; - if (noblock && frame->status != FRAME_READY) { - return -EAGAIN; - } - - if (frame->status != FRAME_READY) { - mutex_unlock(&cam->v4l2_lock); - wait_event_interruptible(cam->wq_stream, - !video_is_registered(&cam->vdev) || - (frame = cam->curbuff)->status == FRAME_READY); - mutex_lock(&cam->v4l2_lock); - if (signal_pending(current)) - return -ERESTARTSYS; - if (!video_is_registered(&cam->vdev)) - return 0; - } - - /* copy data to user space */ - if (frame->length > count) - return -EFAULT; - if (copy_to_user(buf, frame->data, frame->length)) - return -EFAULT; - - count = frame->length; - - frame->status = FRAME_EMPTY; - - return count; -} - -/****************************************************************************** - * - * cpia2_poll - * - *****************************************************************************/ -__poll_t cpia2_poll(struct camera_data *cam, struct file *filp, - poll_table *wait) -{ - __poll_t status = v4l2_ctrl_poll(filp, wait); - - if ((poll_requested_events(wait) & (EPOLLIN | EPOLLRDNORM)) && - !cam->streaming) { - /* Start streaming */ - cpia2_usb_stream_start(cam, - cam->params.camera_state.stream_mode); - } - - poll_wait(filp, &cam->wq_stream, wait); - - if (cam->curbuff->status == FRAME_READY) - status |= EPOLLIN | EPOLLRDNORM; - - return status; -} - -/****************************************************************************** - * - * cpia2_remap_buffer - * - *****************************************************************************/ -int cpia2_remap_buffer(struct camera_data *cam, struct vm_area_struct *vma) -{ - const char *adr = (const char *)vma->vm_start; - unsigned long size = vma->vm_end-vma->vm_start; - unsigned long start_offset = vma->vm_pgoff << PAGE_SHIFT; - unsigned long start = (unsigned long) adr; - unsigned long page, pos; - - DBG("mmap offset:%ld size:%ld\n", start_offset, size); - - if (!video_is_registered(&cam->vdev)) - return -ENODEV; - - if (size > cam->frame_size*cam->num_frames || - (start_offset % cam->frame_size) != 0 || - (start_offset+size > cam->frame_size*cam->num_frames)) - return -EINVAL; - - pos = ((unsigned long) (cam->frame_buffer)) + start_offset; - while (size > 0) { - page = kvirt_to_pa(pos); - if (remap_pfn_range(vma, start, page >> PAGE_SHIFT, PAGE_SIZE, PAGE_SHARED)) - return -EAGAIN; - start += PAGE_SIZE; - pos += PAGE_SIZE; - if (size > PAGE_SIZE) - size -= PAGE_SIZE; - else - size = 0; - } - - cam->mmapped = true; - return 0; -} diff --git a/drivers/staging/media/deprecated/cpia2/cpia2_registers.h b/drivers/staging/media/deprecated/cpia2/cpia2_registers.h deleted file mode 100644 index 8c73812a15c9..000000000000 --- a/drivers/staging/media/deprecated/cpia2/cpia2_registers.h +++ /dev/null @@ -1,463 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/**************************************************************************** - * - * Filename: cpia2registers.h - * - * Copyright 2001, STMicrolectronics, Inc. - * - * Description: - * Definitions for the CPia2 register set - * - ****************************************************************************/ - -#ifndef CPIA2_REGISTER_HEADER -#define CPIA2_REGISTER_HEADER - -/*** - * System register set (Bank 0) - ***/ -#define CPIA2_SYSTEM_DEVICE_HI 0x00 -#define CPIA2_SYSTEM_DEVICE_LO 0x01 - -#define CPIA2_SYSTEM_SYSTEM_CONTROL 0x02 -#define CPIA2_SYSTEM_CONTROL_LOW_POWER 0x00 -#define CPIA2_SYSTEM_CONTROL_HIGH_POWER 0x01 -#define CPIA2_SYSTEM_CONTROL_SUSPEND 0x02 -#define CPIA2_SYSTEM_CONTROL_V2W_ERR 0x10 -#define CPIA2_SYSTEM_CONTROL_RB_ERR 0x10 -#define CPIA2_SYSTEM_CONTROL_CLEAR_ERR 0x80 - -#define CPIA2_SYSTEM_INT_PACKET_CTRL 0x04 -#define CPIA2_SYSTEM_INT_PACKET_CTRL_ENABLE_SW_XX 0x01 -#define CPIA2_SYSTEM_INT_PACKET_CTRL_ENABLE_EOF 0x02 -#define CPIA2_SYSTEM_INT_PACKET_CTRL_ENABLE_INT1 0x04 - -#define CPIA2_SYSTEM_CACHE_CTRL 0x05 -#define CPIA2_SYSTEM_CACHE_CTRL_CACHE_RESET 0x01 -#define CPIA2_SYSTEM_CACHE_CTRL_CACHE_FLUSH 0x02 - -#define CPIA2_SYSTEM_SERIAL_CTRL 0x06 -#define CPIA2_SYSTEM_SERIAL_CTRL_NULL_CMD 0x00 -#define CPIA2_SYSTEM_SERIAL_CTRL_START_CMD 0x01 -#define CPIA2_SYSTEM_SERIAL_CTRL_STOP_CMD 0x02 -#define CPIA2_SYSTEM_SERIAL_CTRL_WRITE_CMD 0x03 -#define CPIA2_SYSTEM_SERIAL_CTRL_READ_ACK_CMD 0x04 -#define CPIA2_SYSTEM_SERIAL_CTRL_READ_NACK_CMD 0x05 - -#define CPIA2_SYSTEM_SERIAL_DATA 0x07 - -#define CPIA2_SYSTEM_VP_SERIAL_ADDR 0x08 - -/*** - * I2C addresses for various devices in CPiA2 - ***/ -#define CPIA2_SYSTEM_VP_SERIAL_ADDR_SENSOR 0x20 -#define CPIA2_SYSTEM_VP_SERIAL_ADDR_VP 0x88 -#define CPIA2_SYSTEM_VP_SERIAL_ADDR_676_VP 0x8A - -#define CPIA2_SYSTEM_SPARE_REG1 0x09 -#define CPIA2_SYSTEM_SPARE_REG2 0x0A -#define CPIA2_SYSTEM_SPARE_REG3 0x0B - -#define CPIA2_SYSTEM_MC_PORT_0 0x0C -#define CPIA2_SYSTEM_MC_PORT_1 0x0D -#define CPIA2_SYSTEM_MC_PORT_2 0x0E -#define CPIA2_SYSTEM_MC_PORT_3 0x0F - -#define CPIA2_SYSTEM_STATUS_PKT 0x20 -#define CPIA2_SYSTEM_STATUS_PKT_END 0x27 - -#define CPIA2_SYSTEM_DESCRIP_VID_HI 0x30 -#define CPIA2_SYSTEM_DESCRIP_VID_LO 0x31 -#define CPIA2_SYSTEM_DESCRIP_PID_HI 0x32 -#define CPIA2_SYSTEM_DESCRIP_PID_LO 0x33 - -#define CPIA2_SYSTEM_FW_VERSION_HI 0x34 -#define CPIA2_SYSTEM_FW_VERSION_LO 0x35 - -#define CPIA2_SYSTEM_CACHE_START_INDEX 0x80 -#define CPIA2_SYSTEM_CACHE_MAX_WRITES 0x10 - -/*** - * VC register set (Bank 1) - ***/ -#define CPIA2_VC_ASIC_ID 0x80 - -#define CPIA2_VC_ASIC_REV 0x81 - -#define CPIA2_VC_PW_CTRL 0x82 -#define CPIA2_VC_PW_CTRL_COLDSTART 0x01 -#define CPIA2_VC_PW_CTRL_CP_CLK_EN 0x02 -#define CPIA2_VC_PW_CTRL_VP_RESET_N 0x04 -#define CPIA2_VC_PW_CTRL_VC_CLK_EN 0x08 -#define CPIA2_VC_PW_CTRL_VC_RESET_N 0x10 -#define CPIA2_VC_PW_CTRL_GOTO_SUSPEND 0x20 -#define CPIA2_VC_PW_CTRL_UDC_SUSPEND 0x40 -#define CPIA2_VC_PW_CTRL_PWR_DOWN 0x80 - -#define CPIA2_VC_WAKEUP 0x83 -#define CPIA2_VC_WAKEUP_SW_ENABLE 0x01 -#define CPIA2_VC_WAKEUP_XX_ENABLE 0x02 -#define CPIA2_VC_WAKEUP_SW_ATWAKEUP 0x04 -#define CPIA2_VC_WAKEUP_XX_ATWAKEUP 0x08 - -#define CPIA2_VC_CLOCK_CTRL 0x84 -#define CPIA2_VC_CLOCK_CTRL_TESTUP72 0x01 - -#define CPIA2_VC_INT_ENABLE 0x88 -#define CPIA2_VC_INT_ENABLE_XX_IE 0x01 -#define CPIA2_VC_INT_ENABLE_SW_IE 0x02 -#define CPIA2_VC_INT_ENABLE_VC_IE 0x04 -#define CPIA2_VC_INT_ENABLE_USBDATA_IE 0x08 -#define CPIA2_VC_INT_ENABLE_USBSETUP_IE 0x10 -#define CPIA2_VC_INT_ENABLE_USBCFG_IE 0x20 - -#define CPIA2_VC_INT_FLAG 0x89 -#define CPIA2_VC_INT_ENABLE_XX_FLAG 0x01 -#define CPIA2_VC_INT_ENABLE_SW_FLAG 0x02 -#define CPIA2_VC_INT_ENABLE_VC_FLAG 0x04 -#define CPIA2_VC_INT_ENABLE_USBDATA_FLAG 0x08 -#define CPIA2_VC_INT_ENABLE_USBSETUP_FLAG 0x10 -#define CPIA2_VC_INT_ENABLE_USBCFG_FLAG 0x20 -#define CPIA2_VC_INT_ENABLE_SET_RESET_BIT 0x80 - -#define CPIA2_VC_INT_STATE 0x8A -#define CPIA2_VC_INT_STATE_XX_STATE 0x01 -#define CPIA2_VC_INT_STATE_SW_STATE 0x02 - -#define CPIA2_VC_MP_DIR 0x90 -#define CPIA2_VC_MP_DIR_INPUT 0x00 -#define CPIA2_VC_MP_DIR_OUTPUT 0x01 - -#define CPIA2_VC_MP_DATA 0x91 - -#define CPIA2_VC_DP_CTRL 0x98 -#define CPIA2_VC_DP_CTRL_MODE_0 0x00 -#define CPIA2_VC_DP_CTRL_MODE_A 0x01 -#define CPIA2_VC_DP_CTRL_MODE_B 0x02 -#define CPIA2_VC_DP_CTRL_MODE_C 0x03 -#define CPIA2_VC_DP_CTRL_FAKE_FST 0x04 - -#define CPIA2_VC_AD_CTRL 0x99 -#define CPIA2_VC_AD_CTRL_SRC_0 0x00 -#define CPIA2_VC_AD_CTRL_SRC_DIGI_A 0x01 -#define CPIA2_VC_AD_CTRL_SRC_REG 0x02 -#define CPIA2_VC_AD_CTRL_DST_USB 0x00 -#define CPIA2_VC_AD_CTRL_DST_REG 0x04 - -#define CPIA2_VC_AD_TEST_IN 0x9B - -#define CPIA2_VC_AD_TEST_OUT 0x9C - -#define CPIA2_VC_AD_STATUS 0x9D -#define CPIA2_VC_AD_STATUS_EMPTY 0x01 -#define CPIA2_VC_AD_STATUS_FULL 0x02 - -#define CPIA2_VC_DP_DATA 0x9E - -#define CPIA2_VC_ST_CTRL 0xA0 -#define CPIA2_VC_ST_CTRL_SRC_VC 0x00 -#define CPIA2_VC_ST_CTRL_SRC_DP 0x01 -#define CPIA2_VC_ST_CTRL_SRC_REG 0x02 - -#define CPIA2_VC_ST_CTRL_RAW_SELECT 0x04 - -#define CPIA2_VC_ST_CTRL_DST_USB 0x00 -#define CPIA2_VC_ST_CTRL_DST_DP 0x08 -#define CPIA2_VC_ST_CTRL_DST_REG 0x10 - -#define CPIA2_VC_ST_CTRL_FIFO_ENABLE 0x20 -#define CPIA2_VC_ST_CTRL_EOF_DETECT 0x40 - -#define CPIA2_VC_ST_TEST 0xA1 -#define CPIA2_VC_ST_TEST_MODE_MANUAL 0x00 -#define CPIA2_VC_ST_TEST_MODE_INCREMENT 0x02 - -#define CPIA2_VC_ST_TEST_AUTO_FILL 0x08 - -#define CPIA2_VC_ST_TEST_REPEAT_FIFO 0x10 - -#define CPIA2_VC_ST_TEST_IN 0xA2 - -#define CPIA2_VC_ST_TEST_OUT 0xA3 - -#define CPIA2_VC_ST_STATUS 0xA4 -#define CPIA2_VC_ST_STATUS_EMPTY 0x01 -#define CPIA2_VC_ST_STATUS_FULL 0x02 - -#define CPIA2_VC_ST_FRAME_DETECT_1 0xA5 - -#define CPIA2_VC_ST_FRAME_DETECT_2 0xA6 - -#define CPIA2_VC_USB_CTRL 0xA8 -#define CPIA2_VC_USB_CTRL_CMD_STALLED 0x01 -#define CPIA2_VC_USB_CTRL_CMD_READY 0x02 -#define CPIA2_VC_USB_CTRL_CMD_STATUS 0x04 -#define CPIA2_VC_USB_CTRL_CMD_STATUS_DIR 0x08 -#define CPIA2_VC_USB_CTRL_CMD_NO_CLASH 0x10 -#define CPIA2_VC_USB_CTRL_CMD_MICRO_ACCESS 0x80 - -#define CPIA2_VC_USB_STRM 0xA9 -#define CPIA2_VC_USB_STRM_ISO_ENABLE 0x01 -#define CPIA2_VC_USB_STRM_BLK_ENABLE 0x02 -#define CPIA2_VC_USB_STRM_INT_ENABLE 0x04 -#define CPIA2_VC_USB_STRM_AUD_ENABLE 0x08 - -#define CPIA2_VC_USB_STATUS 0xAA -#define CPIA2_VC_USB_STATUS_CMD_IN_PROGRESS 0x01 -#define CPIA2_VC_USB_STATUS_CMD_STATUS_STALL 0x02 -#define CPIA2_VC_USB_STATUS_CMD_HANDSHAKE 0x04 -#define CPIA2_VC_USB_STATUS_CMD_OVERRIDE 0x08 -#define CPIA2_VC_USB_STATUS_CMD_FIFO_BUSY 0x10 -#define CPIA2_VC_USB_STATUS_BULK_REPEAT_TXN 0x20 -#define CPIA2_VC_USB_STATUS_CONFIG_DONE 0x40 -#define CPIA2_VC_USB_STATUS_USB_SUSPEND 0x80 - -#define CPIA2_VC_USB_CMDW 0xAB - -#define CPIA2_VC_USB_DATARW 0xAC - -#define CPIA2_VC_USB_INFO 0xAD - -#define CPIA2_VC_USB_CONFIG 0xAE - -#define CPIA2_VC_USB_SETTINGS 0xAF -#define CPIA2_VC_USB_SETTINGS_CONFIG_MASK 0x03 -#define CPIA2_VC_USB_SETTINGS_INTERFACE_MASK 0x0C -#define CPIA2_VC_USB_SETTINGS_ALTERNATE_MASK 0x70 - -#define CPIA2_VC_USB_ISOLIM 0xB0 - -#define CPIA2_VC_USB_ISOFAILS 0xB1 - -#define CPIA2_VC_USB_ISOMAXPKTHI 0xB2 - -#define CPIA2_VC_USB_ISOMAXPKTLO 0xB3 - -#define CPIA2_VC_V2W_CTRL 0xB8 -#define CPIA2_VC_V2W_SELECT 0x01 - -#define CPIA2_VC_V2W_SCL 0xB9 - -#define CPIA2_VC_V2W_SDA 0xBA - -#define CPIA2_VC_VC_CTRL 0xC0 -#define CPIA2_VC_VC_CTRL_RUN 0x01 -#define CPIA2_VC_VC_CTRL_SINGLESHOT 0x02 -#define CPIA2_VC_VC_CTRL_IDLING 0x04 -#define CPIA2_VC_VC_CTRL_INHIBIT_H_TABLES 0x10 -#define CPIA2_VC_VC_CTRL_INHIBIT_Q_TABLES 0x20 -#define CPIA2_VC_VC_CTRL_INHIBIT_PRIVATE 0x40 - -#define CPIA2_VC_VC_RESTART_IVAL_HI 0xC1 - -#define CPIA2_VC_VC_RESTART_IVAL_LO 0xC2 - -#define CPIA2_VC_VC_FORMAT 0xC3 -#define CPIA2_VC_VC_FORMAT_UFIRST 0x01 -#define CPIA2_VC_VC_FORMAT_MONO 0x02 -#define CPIA2_VC_VC_FORMAT_DECIMATING 0x04 -#define CPIA2_VC_VC_FORMAT_SHORTLINE 0x08 -#define CPIA2_VC_VC_FORMAT_SELFTEST 0x10 - -#define CPIA2_VC_VC_CLOCKS 0xC4 -#define CPIA2_VC_VC_CLOCKS_CLKDIV_MASK 0x03 -#define CPIA2_VC_VC_672_CLOCKS_CIF_DIV_BY_3 0x04 -#define CPIA2_VC_VC_672_CLOCKS_SCALING 0x08 -#define CPIA2_VC_VC_CLOCKS_LOGDIV0 0x00 -#define CPIA2_VC_VC_CLOCKS_LOGDIV1 0x01 -#define CPIA2_VC_VC_CLOCKS_LOGDIV2 0x02 -#define CPIA2_VC_VC_CLOCKS_LOGDIV3 0x03 -#define CPIA2_VC_VC_676_CLOCKS_CIF_DIV_BY_3 0x08 -#define CPIA2_VC_VC_676_CLOCKS_SCALING 0x10 - -#define CPIA2_VC_VC_IHSIZE_LO 0xC5 - -#define CPIA2_VC_VC_XLIM_HI 0xC6 - -#define CPIA2_VC_VC_XLIM_LO 0xC7 - -#define CPIA2_VC_VC_YLIM_HI 0xC8 - -#define CPIA2_VC_VC_YLIM_LO 0xC9 - -#define CPIA2_VC_VC_OHSIZE 0xCA - -#define CPIA2_VC_VC_OVSIZE 0xCB - -#define CPIA2_VC_VC_HCROP 0xCC - -#define CPIA2_VC_VC_VCROP 0xCD - -#define CPIA2_VC_VC_HPHASE 0xCE - -#define CPIA2_VC_VC_VPHASE 0xCF - -#define CPIA2_VC_VC_HISPAN 0xD0 - -#define CPIA2_VC_VC_VISPAN 0xD1 - -#define CPIA2_VC_VC_HICROP 0xD2 - -#define CPIA2_VC_VC_VICROP 0xD3 - -#define CPIA2_VC_VC_HFRACT 0xD4 -#define CPIA2_VC_VC_HFRACT_DEN_MASK 0x0F -#define CPIA2_VC_VC_HFRACT_NUM_MASK 0xF0 - -#define CPIA2_VC_VC_VFRACT 0xD5 -#define CPIA2_VC_VC_VFRACT_DEN_MASK 0x0F -#define CPIA2_VC_VC_VFRACT_NUM_MASK 0xF0 - -#define CPIA2_VC_VC_JPEG_OPT 0xD6 -#define CPIA2_VC_VC_JPEG_OPT_DOUBLE_SQUEEZE 0x01 -#define CPIA2_VC_VC_JPEG_OPT_NO_DC_AUTO_SQUEEZE 0x02 -#define CPIA2_VC_VC_JPEG_OPT_AUTO_SQUEEZE 0x04 -#define CPIA2_VC_VC_JPEG_OPT_DEFAULT (CPIA2_VC_VC_JPEG_OPT_DOUBLE_SQUEEZE|\ - CPIA2_VC_VC_JPEG_OPT_AUTO_SQUEEZE) - - -#define CPIA2_VC_VC_CREEP_PERIOD 0xD7 -#define CPIA2_VC_VC_USER_SQUEEZE 0xD8 -#define CPIA2_VC_VC_TARGET_KB 0xD9 - -#define CPIA2_VC_VC_AUTO_SQUEEZE 0xE6 - - -/*** - * VP register set (Bank 2) - ***/ -#define CPIA2_VP_DEVICEH 0 -#define CPIA2_VP_DEVICEL 1 - -#define CPIA2_VP_SYSTEMSTATE 0x02 -#define CPIA2_VP_SYSTEMSTATE_HK_ALIVE 0x01 - -#define CPIA2_VP_SYSTEMCTRL 0x03 -#define CPIA2_VP_SYSTEMCTRL_REQ_CLEAR_ERROR 0x80 -#define CPIA2_VP_SYSTEMCTRL_POWER_DOWN_PLL 0x20 -#define CPIA2_VP_SYSTEMCTRL_REQ_SUSPEND_STATE 0x10 -#define CPIA2_VP_SYSTEMCTRL_REQ_SERIAL_WAKEUP 0x08 -#define CPIA2_VP_SYSTEMCTRL_REQ_AUTOLOAD 0x04 -#define CPIA2_VP_SYSTEMCTRL_HK_CONTROL 0x02 -#define CPIA2_VP_SYSTEMCTRL_POWER_CONTROL 0x01 - -#define CPIA2_VP_SENSOR_FLAGS 0x05 -#define CPIA2_VP_SENSOR_FLAGS_404 0x01 -#define CPIA2_VP_SENSOR_FLAGS_407 0x02 -#define CPIA2_VP_SENSOR_FLAGS_409 0x04 -#define CPIA2_VP_SENSOR_FLAGS_410 0x08 -#define CPIA2_VP_SENSOR_FLAGS_500 0x10 - -#define CPIA2_VP_SENSOR_REV 0x06 - -#define CPIA2_VP_DEVICE_CONFIG 0x07 -#define CPIA2_VP_DEVICE_CONFIG_SERIAL_BRIDGE 0x01 - -#define CPIA2_VP_GPIO_DIRECTION 0x08 -#define CPIA2_VP_GPIO_READ 0xFF -#define CPIA2_VP_GPIO_WRITE 0x00 - -#define CPIA2_VP_GPIO_DATA 0x09 - -#define CPIA2_VP_RAM_ADDR_H 0x0A -#define CPIA2_VP_RAM_ADDR_L 0x0B -#define CPIA2_VP_RAM_DATA 0x0C - -#define CPIA2_VP_PATCH_REV 0x0F - -#define CPIA2_VP4_USER_MODE 0x10 -#define CPIA2_VP5_USER_MODE 0x13 -#define CPIA2_VP_USER_MODE_CIF 0x01 -#define CPIA2_VP_USER_MODE_QCIFDS 0x02 -#define CPIA2_VP_USER_MODE_QCIFPTC 0x04 -#define CPIA2_VP_USER_MODE_QVGADS 0x08 -#define CPIA2_VP_USER_MODE_QVGAPTC 0x10 -#define CPIA2_VP_USER_MODE_VGA 0x20 - -#define CPIA2_VP4_FRAMERATE_REQUEST 0x11 -#define CPIA2_VP5_FRAMERATE_REQUEST 0x14 -#define CPIA2_VP_FRAMERATE_60 0x80 -#define CPIA2_VP_FRAMERATE_50 0x40 -#define CPIA2_VP_FRAMERATE_30 0x20 -#define CPIA2_VP_FRAMERATE_25 0x10 -#define CPIA2_VP_FRAMERATE_15 0x08 -#define CPIA2_VP_FRAMERATE_12_5 0x04 -#define CPIA2_VP_FRAMERATE_7_5 0x02 -#define CPIA2_VP_FRAMERATE_6_25 0x01 - -#define CPIA2_VP4_USER_EFFECTS 0x12 -#define CPIA2_VP5_USER_EFFECTS 0x15 -#define CPIA2_VP_USER_EFFECTS_COLBARS 0x01 -#define CPIA2_VP_USER_EFFECTS_COLBARS_GRAD 0x02 -#define CPIA2_VP_USER_EFFECTS_MIRROR 0x04 -#define CPIA2_VP_USER_EFFECTS_FLIP 0x40 // VP5 only - -/* NOTE: CPIA2_VP_EXPOSURE_MODES shares the same register as VP5 User - * Effects */ -#define CPIA2_VP_EXPOSURE_MODES 0x15 -#define CPIA2_VP_EXPOSURE_MODES_INHIBIT_FLICKER 0x20 -#define CPIA2_VP_EXPOSURE_MODES_COMPILE_EXP 0x10 - -#define CPIA2_VP4_EXPOSURE_TARGET 0x16 // VP4 -#define CPIA2_VP5_EXPOSURE_TARGET 0x20 // VP5 - -#define CPIA2_VP_FLICKER_MODES 0x1B -#define CPIA2_VP_FLICKER_MODES_50HZ 0x80 -#define CPIA2_VP_FLICKER_MODES_CUSTOM_FLT_FFREQ 0x40 -#define CPIA2_VP_FLICKER_MODES_NEVER_FLICKER 0x20 -#define CPIA2_VP_FLICKER_MODES_INHIBIT_RUB 0x10 -#define CPIA2_VP_FLICKER_MODES_ADJUST_LINE_FREQ 0x08 -#define CPIA2_VP_FLICKER_MODES_CUSTOM_INT_FFREQ 0x04 - -#define CPIA2_VP_UMISC 0x1D -#define CPIA2_VP_UMISC_FORCE_MONO 0x80 -#define CPIA2_VP_UMISC_FORCE_ID_MASK 0x40 -#define CPIA2_VP_UMISC_INHIBIT_AUTO_FGS 0x20 -#define CPIA2_VP_UMISC_INHIBIT_AUTO_DIMS 0x08 -#define CPIA2_VP_UMISC_OPT_FOR_SENSOR_DS 0x04 -#define CPIA2_VP_UMISC_INHIBIT_AUTO_MODE_INT 0x02 - -#define CPIA2_VP5_ANTIFLKRSETUP 0x22 //34 - -#define CPIA2_VP_INTERPOLATION 0x24 -#define CPIA2_VP_INTERPOLATION_EVEN_FIRST 0x40 -#define CPIA2_VP_INTERPOLATION_HJOG 0x20 -#define CPIA2_VP_INTERPOLATION_VJOG 0x10 - -#define CPIA2_VP_GAMMA 0x25 -#define CPIA2_VP_DEFAULT_GAMMA 0x10 - -#define CPIA2_VP_YRANGE 0x26 - -#define CPIA2_VP_SATURATION 0x27 - -#define CPIA2_VP5_MYBLACK_LEVEL 0x3A //58 -#define CPIA2_VP5_MCYRANGE 0x3B //59 -#define CPIA2_VP5_MYCEILING 0x3C //60 -#define CPIA2_VP5_MCUVSATURATION 0x3D //61 - - -#define CPIA2_VP_REHASH_VALUES 0x60 - - -/*** - * Common sensor registers - ***/ -#define CPIA2_SENSOR_DEVICE_H 0x00 -#define CPIA2_SENSOR_DEVICE_L 0x01 - -#define CPIA2_SENSOR_DATA_FORMAT 0x16 -#define CPIA2_SENSOR_DATA_FORMAT_HMIRROR 0x08 -#define CPIA2_SENSOR_DATA_FORMAT_VMIRROR 0x10 - -#define CPIA2_SENSOR_CR1 0x76 -#define CPIA2_SENSOR_CR1_STAND_BY 0x01 -#define CPIA2_SENSOR_CR1_DOWN_RAMP_GEN 0x02 -#define CPIA2_SENSOR_CR1_DOWN_COLUMN_ADC 0x04 -#define CPIA2_SENSOR_CR1_DOWN_CAB_REGULATOR 0x08 -#define CPIA2_SENSOR_CR1_DOWN_AUDIO_REGULATOR 0x10 -#define CPIA2_SENSOR_CR1_DOWN_VRT_AMP 0x20 -#define CPIA2_SENSOR_CR1_DOWN_BAND_GAP 0x40 - -#endif diff --git a/drivers/staging/media/deprecated/cpia2/cpia2_usb.c b/drivers/staging/media/deprecated/cpia2/cpia2_usb.c deleted file mode 100644 index cba03b286473..000000000000 --- a/drivers/staging/media/deprecated/cpia2/cpia2_usb.c +++ /dev/null @@ -1,966 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/**************************************************************************** - * - * Filename: cpia2_usb.c - * - * Copyright 2001, STMicrolectronics, Inc. - * Contact: steve.miller@st.com - * - * Description: - * This is a USB driver for CPia2 based video cameras. - * The infrastructure of this driver is based on the cpia usb driver by - * Jochen Scharrlach and Johannes Erdfeldt. - * - * Stripped of 2.4 stuff ready for main kernel submit by - * Alan Cox <alan@lxorguk.ukuu.org.uk> - ****************************************************************************/ - -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/usb.h> -#include <linux/module.h> - -#include "cpia2.h" - -static int frame_sizes[] = { - 0, // USBIF_CMDONLY - 0, // USBIF_BULK - 128, // USBIF_ISO_1 - 384, // USBIF_ISO_2 - 640, // USBIF_ISO_3 - 768, // USBIF_ISO_4 - 896, // USBIF_ISO_5 - 1023, // USBIF_ISO_6 -}; - -#define FRAMES_PER_DESC 10 -#define FRAME_SIZE_PER_DESC frame_sizes[cam->cur_alt] - -static void process_frame(struct camera_data *cam); -static void cpia2_usb_complete(struct urb *urb); -static int cpia2_usb_probe(struct usb_interface *intf, - const struct usb_device_id *id); -static void cpia2_usb_disconnect(struct usb_interface *intf); -static int cpia2_usb_suspend(struct usb_interface *intf, pm_message_t message); -static int cpia2_usb_resume(struct usb_interface *intf); - -static void free_sbufs(struct camera_data *cam); -static void add_APPn(struct camera_data *cam); -static void add_COM(struct camera_data *cam); -static int submit_urbs(struct camera_data *cam); -static int set_alternate(struct camera_data *cam, unsigned int alt); -static int configure_transfer_mode(struct camera_data *cam, unsigned int alt); - -static const struct usb_device_id cpia2_id_table[] = { - {USB_DEVICE(0x0553, 0x0100)}, - {USB_DEVICE(0x0553, 0x0140)}, - {USB_DEVICE(0x0553, 0x0151)}, /* STV0676 */ - {} /* Terminating entry */ -}; -MODULE_DEVICE_TABLE(usb, cpia2_id_table); - -static struct usb_driver cpia2_driver = { - .name = "cpia2", - .probe = cpia2_usb_probe, - .disconnect = cpia2_usb_disconnect, - .suspend = cpia2_usb_suspend, - .resume = cpia2_usb_resume, - .reset_resume = cpia2_usb_resume, - .id_table = cpia2_id_table -}; - - -/****************************************************************************** - * - * process_frame - * - *****************************************************************************/ -static void process_frame(struct camera_data *cam) -{ - static int frame_count; - - unsigned char *inbuff = cam->workbuff->data; - - DBG("Processing frame #%d, current:%d\n", - cam->workbuff->num, cam->curbuff->num); - - if(cam->workbuff->length > cam->workbuff->max_length) - cam->workbuff->max_length = cam->workbuff->length; - - if ((inbuff[0] == 0xFF) && (inbuff[1] == 0xD8)) { - frame_count++; - } else { - cam->workbuff->status = FRAME_ERROR; - DBG("Start of frame not found\n"); - return; - } - - /*** - * Now the output buffer should have a JPEG image in it. - ***/ - if(!cam->first_image_seen) { - /* Always skip the first image after streaming - * starts. It is almost certainly corrupt. */ - cam->first_image_seen = 1; - cam->workbuff->status = FRAME_EMPTY; - return; - } - if (cam->workbuff->length > 3) { - if(cam->mmapped && - cam->workbuff->length < cam->workbuff->max_length) { - /* No junk in the buffers */ - memset(cam->workbuff->data+cam->workbuff->length, - 0, cam->workbuff->max_length- - cam->workbuff->length); - } - cam->workbuff->max_length = cam->workbuff->length; - cam->workbuff->status = FRAME_READY; - - if(!cam->mmapped && cam->num_frames > 2) { - /* During normal reading, the most recent - * frame will be read. If the current frame - * hasn't started reading yet, it will never - * be read, so mark it empty. If the buffer is - * mmapped, or we have few buffers, we need to - * wait for the user to free the buffer. - * - * NOTE: This is not entirely foolproof with 3 - * buffers, but it would take an EXTREMELY - * overloaded system to cause problems (possible - * image data corruption). Basically, it would - * need to take more time to execute cpia2_read - * than it would for the camera to send - * cam->num_frames-2 frames before problems - * could occur. - */ - cam->curbuff->status = FRAME_EMPTY; - } - cam->curbuff = cam->workbuff; - cam->workbuff = cam->workbuff->next; - DBG("Changed buffers, work:%d, current:%d\n", - cam->workbuff->num, cam->curbuff->num); - return; - } else { - DBG("Not enough data for an image.\n"); - } - - cam->workbuff->status = FRAME_ERROR; - return; -} - -/****************************************************************************** - * - * add_APPn - * - * Adds a user specified APPn record - *****************************************************************************/ -static void add_APPn(struct camera_data *cam) -{ - if(cam->APP_len > 0) { - cam->workbuff->data[cam->workbuff->length++] = 0xFF; - cam->workbuff->data[cam->workbuff->length++] = 0xE0+cam->APPn; - cam->workbuff->data[cam->workbuff->length++] = 0; - cam->workbuff->data[cam->workbuff->length++] = cam->APP_len+2; - memcpy(cam->workbuff->data+cam->workbuff->length, - cam->APP_data, cam->APP_len); - cam->workbuff->length += cam->APP_len; - } -} - -/****************************************************************************** - * - * add_COM - * - * Adds a user specified COM record - *****************************************************************************/ -static void add_COM(struct camera_data *cam) -{ - if(cam->COM_len > 0) { - cam->workbuff->data[cam->workbuff->length++] = 0xFF; - cam->workbuff->data[cam->workbuff->length++] = 0xFE; - cam->workbuff->data[cam->workbuff->length++] = 0; - cam->workbuff->data[cam->workbuff->length++] = cam->COM_len+2; - memcpy(cam->workbuff->data+cam->workbuff->length, - cam->COM_data, cam->COM_len); - cam->workbuff->length += cam->COM_len; - } -} - -/****************************************************************************** - * - * cpia2_usb_complete - * - * callback when incoming packet is received - *****************************************************************************/ -static void cpia2_usb_complete(struct urb *urb) -{ - int i; - unsigned char *cdata; - static bool frame_ready = false; - struct camera_data *cam = (struct camera_data *) urb->context; - - if (urb->status!=0) { - if (!(urb->status == -ENOENT || - urb->status == -ECONNRESET || - urb->status == -ESHUTDOWN)) - { - DBG("urb->status = %d!\n", urb->status); - } - DBG("Stopping streaming\n"); - return; - } - - if (!cam->streaming || !video_is_registered(&cam->vdev)) { - LOG("Will now stop the streaming: streaming = %d, present=%d\n", - cam->streaming, video_is_registered(&cam->vdev)); - return; - } - - /*** - * Packet collater - ***/ - //DBG("Collating %d packets\n", urb->number_of_packets); - for (i = 0; i < urb->number_of_packets; i++) { - u16 checksum, iso_checksum; - int j; - int n = urb->iso_frame_desc[i].actual_length; - int st = urb->iso_frame_desc[i].status; - - if(cam->workbuff->status == FRAME_READY) { - struct framebuf *ptr; - /* Try to find an available buffer */ - DBG("workbuff full, searching\n"); - for (ptr = cam->workbuff->next; - ptr != cam->workbuff; - ptr = ptr->next) - { - if (ptr->status == FRAME_EMPTY) { - ptr->status = FRAME_READING; - ptr->length = 0; - break; - } - } - if (ptr == cam->workbuff) - break; /* No READING or EMPTY buffers left */ - - cam->workbuff = ptr; - } - - if (cam->workbuff->status == FRAME_EMPTY || - cam->workbuff->status == FRAME_ERROR) { - cam->workbuff->status = FRAME_READING; - cam->workbuff->length = 0; - } - - //DBG(" Packet %d length = %d, status = %d\n", i, n, st); - cdata = urb->transfer_buffer + urb->iso_frame_desc[i].offset; - - if (st) { - LOG("cpia2 data error: [%d] len=%d, status = %d\n", - i, n, st); - if(!ALLOW_CORRUPT) - cam->workbuff->status = FRAME_ERROR; - continue; - } - - if(n<=2) - continue; - - checksum = 0; - for(j=0; j<n-2; ++j) - checksum += cdata[j]; - iso_checksum = cdata[j] + cdata[j+1]*256; - if(checksum != iso_checksum) { - LOG("checksum mismatch: [%d] len=%d, calculated = %x, checksum = %x\n", - i, n, (int)checksum, (int)iso_checksum); - if(!ALLOW_CORRUPT) { - cam->workbuff->status = FRAME_ERROR; - continue; - } - } - n -= 2; - - if(cam->workbuff->status != FRAME_READING) { - if((0xFF == cdata[0] && 0xD8 == cdata[1]) || - (0xD8 == cdata[0] && 0xFF == cdata[1] && - 0 != cdata[2])) { - /* frame is skipped, but increment total - * frame count anyway */ - cam->frame_count++; - } - DBG("workbuff not reading, status=%d\n", - cam->workbuff->status); - continue; - } - - if (cam->frame_size < cam->workbuff->length + n) { - ERR("buffer overflow! length: %d, n: %d\n", - cam->workbuff->length, n); - cam->workbuff->status = FRAME_ERROR; - if(cam->workbuff->length > cam->workbuff->max_length) - cam->workbuff->max_length = - cam->workbuff->length; - continue; - } - - if (cam->workbuff->length == 0) { - int data_offset; - if ((0xD8 == cdata[0]) && (0xFF == cdata[1])) { - data_offset = 1; - } else if((0xFF == cdata[0]) && (0xD8 == cdata[1]) - && (0xFF == cdata[2])) { - data_offset = 2; - } else { - DBG("Ignoring packet, not beginning!\n"); - continue; - } - DBG("Start of frame pattern found\n"); - cam->workbuff->ts = ktime_get_ns(); - cam->workbuff->seq = cam->frame_count++; - cam->workbuff->data[0] = 0xFF; - cam->workbuff->data[1] = 0xD8; - cam->workbuff->length = 2; - add_APPn(cam); - add_COM(cam); - memcpy(cam->workbuff->data+cam->workbuff->length, - cdata+data_offset, n-data_offset); - cam->workbuff->length += n-data_offset; - } else if (cam->workbuff->length > 0) { - memcpy(cam->workbuff->data + cam->workbuff->length, - cdata, n); - cam->workbuff->length += n; - } - - if ((cam->workbuff->length >= 3) && - (cam->workbuff->data[cam->workbuff->length - 3] == 0xFF) && - (cam->workbuff->data[cam->workbuff->length - 2] == 0xD9) && - (cam->workbuff->data[cam->workbuff->length - 1] == 0xFF)) { - frame_ready = true; - cam->workbuff->data[cam->workbuff->length - 1] = 0; - cam->workbuff->length -= 1; - } else if ((cam->workbuff->length >= 2) && - (cam->workbuff->data[cam->workbuff->length - 2] == 0xFF) && - (cam->workbuff->data[cam->workbuff->length - 1] == 0xD9)) { - frame_ready = true; - } - - if (frame_ready) { - DBG("Workbuff image size = %d\n",cam->workbuff->length); - process_frame(cam); - - frame_ready = false; - - if (waitqueue_active(&cam->wq_stream)) - wake_up_interruptible(&cam->wq_stream); - } - } - - if(cam->streaming) { - /* resubmit */ - urb->dev = cam->dev; - if ((i = usb_submit_urb(urb, GFP_ATOMIC)) != 0) - ERR("%s: usb_submit_urb ret %d!\n", __func__, i); - } -} - -/****************************************************************************** - * - * configure_transfer_mode - * - *****************************************************************************/ -static int configure_transfer_mode(struct camera_data *cam, unsigned int alt) -{ - static unsigned char iso_regs[8][4] = { - {0x00, 0x00, 0x00, 0x00}, - {0x00, 0x00, 0x00, 0x00}, - {0xB9, 0x00, 0x00, 0x7E}, - {0xB9, 0x00, 0x01, 0x7E}, - {0xB9, 0x00, 0x02, 0x7E}, - {0xB9, 0x00, 0x02, 0xFE}, - {0xB9, 0x00, 0x03, 0x7E}, - {0xB9, 0x00, 0x03, 0xFD} - }; - struct cpia2_command cmd; - unsigned char reg; - - if (!video_is_registered(&cam->vdev)) - return -ENODEV; - - /*** - * Write the isoc registers according to the alternate selected - ***/ - cmd.direction = TRANSFER_WRITE; - cmd.buffer.block_data[0] = iso_regs[alt][0]; - cmd.buffer.block_data[1] = iso_regs[alt][1]; - cmd.buffer.block_data[2] = iso_regs[alt][2]; - cmd.buffer.block_data[3] = iso_regs[alt][3]; - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.start = CPIA2_VC_USB_ISOLIM; - cmd.reg_count = 4; - cpia2_send_command(cam, &cmd); - - /*** - * Enable relevant streams before starting polling. - * First read USB Stream Config Register. - ***/ - cmd.direction = TRANSFER_READ; - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cmd.start = CPIA2_VC_USB_STRM; - cmd.reg_count = 1; - cpia2_send_command(cam, &cmd); - reg = cmd.buffer.block_data[0]; - - /* Clear iso, bulk, and int */ - reg &= ~(CPIA2_VC_USB_STRM_BLK_ENABLE | - CPIA2_VC_USB_STRM_ISO_ENABLE | - CPIA2_VC_USB_STRM_INT_ENABLE); - - if (alt == USBIF_BULK) { - DBG("Enabling bulk xfer\n"); - reg |= CPIA2_VC_USB_STRM_BLK_ENABLE; /* Enable Bulk */ - cam->xfer_mode = XFER_BULK; - } else if (alt >= USBIF_ISO_1) { - DBG("Enabling ISOC xfer\n"); - reg |= CPIA2_VC_USB_STRM_ISO_ENABLE; - cam->xfer_mode = XFER_ISOC; - } - - cmd.buffer.block_data[0] = reg; - cmd.direction = TRANSFER_WRITE; - cmd.start = CPIA2_VC_USB_STRM; - cmd.reg_count = 1; - cmd.req_mode = CAMERAACCESS_TYPE_BLOCK | CAMERAACCESS_VC; - cpia2_send_command(cam, &cmd); - - return 0; -} - -/****************************************************************************** - * - * cpia2_usb_change_streaming_alternate - * - *****************************************************************************/ -int cpia2_usb_change_streaming_alternate(struct camera_data *cam, - unsigned int alt) -{ - int ret = 0; - - if(alt < USBIF_ISO_1 || alt > USBIF_ISO_6) - return -EINVAL; - - if(alt == cam->params.camera_state.stream_mode) - return 0; - - cpia2_usb_stream_pause(cam); - - configure_transfer_mode(cam, alt); - - cam->params.camera_state.stream_mode = alt; - - /* Reset the camera to prevent image quality degradation */ - cpia2_reset_camera(cam); - - cpia2_usb_stream_resume(cam); - - return ret; -} - -/****************************************************************************** - * - * set_alternate - * - *****************************************************************************/ -static int set_alternate(struct camera_data *cam, unsigned int alt) -{ - int ret = 0; - - if(alt == cam->cur_alt) - return 0; - - if (cam->cur_alt != USBIF_CMDONLY) { - DBG("Changing from alt %d to %d\n", cam->cur_alt, USBIF_CMDONLY); - ret = usb_set_interface(cam->dev, cam->iface, USBIF_CMDONLY); - if (ret != 0) - return ret; - } - if (alt != USBIF_CMDONLY) { - DBG("Changing from alt %d to %d\n", USBIF_CMDONLY, alt); - ret = usb_set_interface(cam->dev, cam->iface, alt); - if (ret != 0) - return ret; - } - - cam->old_alt = cam->cur_alt; - cam->cur_alt = alt; - - return ret; -} - -/****************************************************************************** - * - * free_sbufs - * - * Free all cam->sbuf[]. All non-NULL .data and .urb members that are non-NULL - * are assumed to be allocated. Non-NULL .urb members are also assumed to be - * submitted (and must therefore be killed before they are freed). - *****************************************************************************/ -static void free_sbufs(struct camera_data *cam) -{ - int i; - - for (i = 0; i < NUM_SBUF; i++) { - if(cam->sbuf[i].urb) { - usb_kill_urb(cam->sbuf[i].urb); - usb_free_urb(cam->sbuf[i].urb); - cam->sbuf[i].urb = NULL; - } - if(cam->sbuf[i].data) { - kfree(cam->sbuf[i].data); - cam->sbuf[i].data = NULL; - } - } -} - -/******* -* Convenience functions -*******/ -/**************************************************************************** - * - * write_packet - * - ***************************************************************************/ -static int write_packet(struct usb_device *udev, - u8 request, u8 * registers, u16 start, size_t size) -{ - unsigned char *buf; - int ret; - - if (!registers || size <= 0) - return -EINVAL; - - buf = kmemdup(registers, size, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - ret = usb_control_msg(udev, - usb_sndctrlpipe(udev, 0), - request, - USB_TYPE_VENDOR | USB_RECIP_DEVICE, - start, /* value */ - 0, /* index */ - buf, /* buffer */ - size, - 1000); - - kfree(buf); - return ret; -} - -/**************************************************************************** - * - * read_packet - * - ***************************************************************************/ -static int read_packet(struct usb_device *udev, - u8 request, u8 * registers, u16 start, size_t size) -{ - unsigned char *buf; - int ret; - - if (!registers || size <= 0) - return -EINVAL; - - buf = kmalloc(size, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - ret = usb_control_msg(udev, - usb_rcvctrlpipe(udev, 0), - request, - USB_DIR_IN|USB_TYPE_VENDOR|USB_RECIP_DEVICE, - start, /* value */ - 0, /* index */ - buf, /* buffer */ - size, - 1000); - - if (ret >= 0) - memcpy(registers, buf, size); - - kfree(buf); - - return ret; -} - -/****************************************************************************** - * - * cpia2_usb_transfer_cmd - * - *****************************************************************************/ -int cpia2_usb_transfer_cmd(struct camera_data *cam, - void *registers, - u8 request, u8 start, u8 count, u8 direction) -{ - int err = 0; - struct usb_device *udev = cam->dev; - - if (!udev) { - ERR("%s: Internal driver error: udev is NULL\n", __func__); - return -EINVAL; - } - - if (!registers) { - ERR("%s: Internal driver error: register array is NULL\n", __func__); - return -EINVAL; - } - - if (direction == TRANSFER_READ) { - err = read_packet(udev, request, (u8 *)registers, start, count); - if (err > 0) - err = 0; - } else if (direction == TRANSFER_WRITE) { - err =write_packet(udev, request, (u8 *)registers, start, count); - if (err < 0) { - LOG("Control message failed, err val = %d\n", err); - LOG("Message: request = 0x%0X, start = 0x%0X\n", - request, start); - LOG("Message: count = %d, register[0] = 0x%0X\n", - count, ((unsigned char *) registers)[0]); - } else - err=0; - } else { - LOG("Unexpected first byte of direction: %d\n", - direction); - return -EINVAL; - } - - if(err != 0) - LOG("Unexpected error: %d\n", err); - return err; -} - - -/****************************************************************************** - * - * submit_urbs - * - *****************************************************************************/ -static int submit_urbs(struct camera_data *cam) -{ - struct urb *urb; - int fx, err, i, j; - - for(i=0; i<NUM_SBUF; ++i) { - if (cam->sbuf[i].data) - continue; - cam->sbuf[i].data = - kmalloc_array(FRAME_SIZE_PER_DESC, FRAMES_PER_DESC, - GFP_KERNEL); - if (!cam->sbuf[i].data) { - while (--i >= 0) { - kfree(cam->sbuf[i].data); - cam->sbuf[i].data = NULL; - } - return -ENOMEM; - } - } - - /* We double buffer the Isoc lists, and also know the polling - * interval is every frame (1 == (1 << (bInterval -1))). - */ - for(i=0; i<NUM_SBUF; ++i) { - if(cam->sbuf[i].urb) { - continue; - } - urb = usb_alloc_urb(FRAMES_PER_DESC, GFP_KERNEL); - if (!urb) { - for (j = 0; j < i; j++) - usb_free_urb(cam->sbuf[j].urb); - for (j = 0; j < NUM_SBUF; j++) { - kfree(cam->sbuf[j].data); - cam->sbuf[j].data = NULL; - } - return -ENOMEM; - } - - cam->sbuf[i].urb = urb; - urb->dev = cam->dev; - urb->context = cam; - urb->pipe = usb_rcvisocpipe(cam->dev, 1 /*ISOC endpoint*/); - urb->transfer_flags = URB_ISO_ASAP; - urb->transfer_buffer = cam->sbuf[i].data; - urb->complete = cpia2_usb_complete; - urb->number_of_packets = FRAMES_PER_DESC; - urb->interval = 1; - urb->transfer_buffer_length = - FRAME_SIZE_PER_DESC * FRAMES_PER_DESC; - - for (fx = 0; fx < FRAMES_PER_DESC; fx++) { - urb->iso_frame_desc[fx].offset = - FRAME_SIZE_PER_DESC * fx; - urb->iso_frame_desc[fx].length = FRAME_SIZE_PER_DESC; - } - } - - - /* Queue the ISO urbs, and resubmit in the completion handler */ - for(i=0; i<NUM_SBUF; ++i) { - err = usb_submit_urb(cam->sbuf[i].urb, GFP_KERNEL); - if (err) { - ERR("usb_submit_urb[%d]() = %d\n", i, err); - return err; - } - } - - return 0; -} - -/****************************************************************************** - * - * cpia2_usb_stream_start - * - *****************************************************************************/ -int cpia2_usb_stream_start(struct camera_data *cam, unsigned int alternate) -{ - int ret; - int old_alt; - - if(cam->streaming) - return 0; - - if (cam->flush) { - int i; - DBG("Flushing buffers\n"); - for(i=0; i<cam->num_frames; ++i) { - cam->buffers[i].status = FRAME_EMPTY; - cam->buffers[i].length = 0; - } - cam->curbuff = &cam->buffers[0]; - cam->workbuff = cam->curbuff->next; - cam->flush = false; - } - - old_alt = cam->params.camera_state.stream_mode; - cam->params.camera_state.stream_mode = 0; - ret = cpia2_usb_change_streaming_alternate(cam, alternate); - if (ret < 0) { - int ret2; - ERR("cpia2_usb_change_streaming_alternate() = %d!\n", ret); - cam->params.camera_state.stream_mode = old_alt; - ret2 = set_alternate(cam, USBIF_CMDONLY); - if (ret2 < 0) { - ERR("cpia2_usb_change_streaming_alternate(%d) =%d has already failed. Then tried to call set_alternate(USBIF_CMDONLY) = %d.\n", - alternate, ret, ret2); - } - } else { - cam->frame_count = 0; - cam->streaming = 1; - ret = cpia2_usb_stream_resume(cam); - } - return ret; -} - -/****************************************************************************** - * - * cpia2_usb_stream_pause - * - *****************************************************************************/ -int cpia2_usb_stream_pause(struct camera_data *cam) -{ - int ret = 0; - if(cam->streaming) { - free_sbufs(cam); - ret = set_alternate(cam, USBIF_CMDONLY); - } - return ret; -} - -/****************************************************************************** - * - * cpia2_usb_stream_resume - * - *****************************************************************************/ -int cpia2_usb_stream_resume(struct camera_data *cam) -{ - int ret = 0; - if(cam->streaming) { - cam->first_image_seen = 0; - ret = set_alternate(cam, cam->params.camera_state.stream_mode); - if(ret == 0) { - /* for some reason the user effects need to be set - again when starting streaming. */ - cpia2_do_command(cam, CPIA2_CMD_SET_USER_EFFECTS, TRANSFER_WRITE, - cam->params.vp_params.user_effects); - ret = submit_urbs(cam); - } - } - return ret; -} - -/****************************************************************************** - * - * cpia2_usb_stream_stop - * - *****************************************************************************/ -int cpia2_usb_stream_stop(struct camera_data *cam) -{ - int ret; - - ret = cpia2_usb_stream_pause(cam); - cam->streaming = 0; - configure_transfer_mode(cam, 0); - return ret; -} - -/****************************************************************************** - * - * cpia2_usb_probe - * - * Probe and initialize. - *****************************************************************************/ -static int cpia2_usb_probe(struct usb_interface *intf, - const struct usb_device_id *id) -{ - struct usb_device *udev = interface_to_usbdev(intf); - struct usb_interface_descriptor *interface; - struct camera_data *cam; - int ret; - - /* A multi-config CPiA2 camera? */ - if (udev->descriptor.bNumConfigurations != 1) - return -ENODEV; - interface = &intf->cur_altsetting->desc; - - /* If we get to this point, we found a CPiA2 camera */ - LOG("CPiA2 USB camera found\n"); - - cam = cpia2_init_camera_struct(intf); - if (cam == NULL) - return -ENOMEM; - - cam->dev = udev; - cam->iface = interface->bInterfaceNumber; - - ret = set_alternate(cam, USBIF_CMDONLY); - if (ret < 0) { - ERR("%s: usb_set_interface error (ret = %d)\n", __func__, ret); - goto alt_err; - } - - - if((ret = cpia2_init_camera(cam)) < 0) { - ERR("%s: failed to initialize cpia2 camera (ret = %d)\n", __func__, ret); - goto alt_err; - } - LOG(" CPiA Version: %d.%02d (%d.%d)\n", - cam->params.version.firmware_revision_hi, - cam->params.version.firmware_revision_lo, - cam->params.version.asic_id, - cam->params.version.asic_rev); - LOG(" CPiA PnP-ID: %04x:%04x:%04x\n", - cam->params.pnp_id.vendor, - cam->params.pnp_id.product, - cam->params.pnp_id.device_revision); - LOG(" SensorID: %d.(version %d)\n", - cam->params.version.sensor_flags, - cam->params.version.sensor_rev); - - usb_set_intfdata(intf, cam); - - ret = cpia2_register_camera(cam); - if (ret < 0) { - ERR("%s: Failed to register cpia2 camera (ret = %d)\n", __func__, ret); - goto alt_err; - } - - return 0; - -alt_err: - cpia2_deinit_camera_struct(cam, intf); - return ret; -} - -/****************************************************************************** - * - * cpia2_disconnect - * - *****************************************************************************/ -static void cpia2_usb_disconnect(struct usb_interface *intf) -{ - struct camera_data *cam = usb_get_intfdata(intf); - usb_set_intfdata(intf, NULL); - - DBG("Stopping stream\n"); - cpia2_usb_stream_stop(cam); - - mutex_lock(&cam->v4l2_lock); - DBG("Unregistering camera\n"); - cpia2_unregister_camera(cam); - v4l2_device_disconnect(&cam->v4l2_dev); - mutex_unlock(&cam->v4l2_lock); - - if(cam->buffers) { - DBG("Wakeup waiting processes\n"); - cam->curbuff->status = FRAME_READY; - cam->curbuff->length = 0; - wake_up_interruptible(&cam->wq_stream); - } - - v4l2_device_put(&cam->v4l2_dev); - - LOG("CPiA2 camera disconnected.\n"); -} - -static int cpia2_usb_suspend(struct usb_interface *intf, pm_message_t message) -{ - struct camera_data *cam = usb_get_intfdata(intf); - - mutex_lock(&cam->v4l2_lock); - if (cam->streaming) { - cpia2_usb_stream_stop(cam); - cam->streaming = 1; - } - mutex_unlock(&cam->v4l2_lock); - - dev_info(&intf->dev, "going into suspend..\n"); - return 0; -} - -/* Resume device - start device. */ -static int cpia2_usb_resume(struct usb_interface *intf) -{ - struct camera_data *cam = usb_get_intfdata(intf); - - mutex_lock(&cam->v4l2_lock); - v4l2_ctrl_handler_setup(&cam->hdl); - if (cam->streaming) { - cam->streaming = 0; - cpia2_usb_stream_start(cam, - cam->params.camera_state.stream_mode); - } - mutex_unlock(&cam->v4l2_lock); - - dev_info(&intf->dev, "coming out of suspend..\n"); - return 0; -} - -/****************************************************************************** - * - * usb_cpia2_init - * - *****************************************************************************/ -int cpia2_usb_init(void) -{ - return usb_register(&cpia2_driver); -} - -/****************************************************************************** - * - * usb_cpia_cleanup - * - *****************************************************************************/ -void cpia2_usb_cleanup(void) -{ - schedule_timeout(2 * HZ); - usb_deregister(&cpia2_driver); -} diff --git a/drivers/staging/media/deprecated/cpia2/cpia2_v4l.c b/drivers/staging/media/deprecated/cpia2/cpia2_v4l.c deleted file mode 100644 index 926ecfc9b64a..000000000000 --- a/drivers/staging/media/deprecated/cpia2/cpia2_v4l.c +++ /dev/null @@ -1,1226 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/**************************************************************************** - * - * Filename: cpia2_v4l.c - * - * Copyright 2001, STMicrolectronics, Inc. - * Contact: steve.miller@st.com - * Copyright 2001,2005, Scott J. Bertin <scottbertin@yahoo.com> - * - * Description: - * This is a USB driver for CPia2 based video cameras. - * The infrastructure of this driver is based on the cpia usb driver by - * Jochen Scharrlach and Johannes Erdfeldt. - * - * Stripped of 2.4 stuff ready for main kernel submit by - * Alan Cox <alan@lxorguk.ukuu.org.uk> - ****************************************************************************/ - -#define CPIA_VERSION "3.0.1" - -#include <linux/module.h> -#include <linux/time.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <linux/init.h> -#include <linux/videodev2.h> -#include <linux/stringify.h> -#include <media/v4l2-ioctl.h> -#include <media/v4l2-event.h> - -#include "cpia2.h" - -static int video_nr = -1; -module_param(video_nr, int, 0); -MODULE_PARM_DESC(video_nr, "video device to register (0=/dev/video0, etc)"); - -static int buffer_size = 68 * 1024; -module_param(buffer_size, int, 0); -MODULE_PARM_DESC(buffer_size, "Size for each frame buffer in bytes (default 68k)"); - -static int num_buffers = 3; -module_param(num_buffers, int, 0); -MODULE_PARM_DESC(num_buffers, "Number of frame buffers (1-" - __stringify(VIDEO_MAX_FRAME) ", default 3)"); - -static int alternate = DEFAULT_ALT; -module_param(alternate, int, 0); -MODULE_PARM_DESC(alternate, "USB Alternate (" __stringify(USBIF_ISO_1) "-" - __stringify(USBIF_ISO_6) ", default " - __stringify(DEFAULT_ALT) ")"); - -static int flicker_mode; -module_param(flicker_mode, int, 0); -MODULE_PARM_DESC(flicker_mode, "Flicker frequency (0 (disabled), " __stringify(50) " or " - __stringify(60) ", default 0)"); - -MODULE_AUTHOR("Steve Miller (STMicroelectronics) <steve.miller@st.com>"); -MODULE_DESCRIPTION("V4L-driver for STMicroelectronics CPiA2 based cameras"); -MODULE_LICENSE("GPL"); -MODULE_VERSION(CPIA_VERSION); - -#define ABOUT "V4L-Driver for Vision CPiA2 based cameras" -#define CPIA2_CID_USB_ALT (V4L2_CID_USER_BASE | 0xf000) - -/****************************************************************************** - * - * cpia2_open - * - *****************************************************************************/ -static int cpia2_open(struct file *file) -{ - struct camera_data *cam = video_drvdata(file); - int retval; - - if (mutex_lock_interruptible(&cam->v4l2_lock)) - return -ERESTARTSYS; - retval = v4l2_fh_open(file); - if (retval) - goto open_unlock; - - if (v4l2_fh_is_singular_file(file)) { - if (cpia2_allocate_buffers(cam)) { - v4l2_fh_release(file); - retval = -ENOMEM; - goto open_unlock; - } - - /* reset the camera */ - if (cpia2_reset_camera(cam) < 0) { - v4l2_fh_release(file); - retval = -EIO; - goto open_unlock; - } - - cam->APP_len = 0; - cam->COM_len = 0; - } - - cpia2_dbg_dump_registers(cam); -open_unlock: - mutex_unlock(&cam->v4l2_lock); - return retval; -} - -/****************************************************************************** - * - * cpia2_close - * - *****************************************************************************/ -static int cpia2_close(struct file *file) -{ - struct video_device *dev = video_devdata(file); - struct camera_data *cam = video_get_drvdata(dev); - - mutex_lock(&cam->v4l2_lock); - if (video_is_registered(&cam->vdev) && v4l2_fh_is_singular_file(file)) { - cpia2_usb_stream_stop(cam); - - /* save camera state for later open */ - cpia2_save_camera_state(cam); - - cpia2_set_low_power(cam); - cpia2_free_buffers(cam); - } - - if (cam->stream_fh == file->private_data) { - cam->stream_fh = NULL; - cam->mmapped = 0; - } - mutex_unlock(&cam->v4l2_lock); - return v4l2_fh_release(file); -} - -/****************************************************************************** - * - * cpia2_v4l_read - * - *****************************************************************************/ -static ssize_t cpia2_v4l_read(struct file *file, char __user *buf, size_t count, - loff_t *off) -{ - struct camera_data *cam = video_drvdata(file); - int noblock = file->f_flags & O_NONBLOCK; - ssize_t ret; - - if (!cam) - return -EINVAL; - - if (mutex_lock_interruptible(&cam->v4l2_lock)) - return -ERESTARTSYS; - ret = cpia2_read(cam, buf, count, noblock); - mutex_unlock(&cam->v4l2_lock); - return ret; -} - -/****************************************************************************** - * - * cpia2_v4l_poll - * - *****************************************************************************/ -static __poll_t cpia2_v4l_poll(struct file *filp, struct poll_table_struct *wait) -{ - struct camera_data *cam = video_drvdata(filp); - __poll_t res; - - mutex_lock(&cam->v4l2_lock); - res = cpia2_poll(cam, filp, wait); - mutex_unlock(&cam->v4l2_lock); - return res; -} - -static int sync(struct camera_data *cam, int frame_nr) -{ - struct framebuf *frame = &cam->buffers[frame_nr]; - - while (1) { - if (frame->status == FRAME_READY) - return 0; - - if (!cam->streaming) { - frame->status = FRAME_READY; - frame->length = 0; - return 0; - } - - mutex_unlock(&cam->v4l2_lock); - wait_event_interruptible(cam->wq_stream, - !cam->streaming || - frame->status == FRAME_READY); - mutex_lock(&cam->v4l2_lock); - if (signal_pending(current)) - return -ERESTARTSYS; - if (!video_is_registered(&cam->vdev)) - return -ENOTTY; - } -} - -/****************************************************************************** - * - * ioctl_querycap - * - * V4L2 device capabilities - * - *****************************************************************************/ - -static int cpia2_querycap(struct file *file, void *fh, struct v4l2_capability *vc) -{ - struct camera_data *cam = video_drvdata(file); - - strscpy(vc->driver, "cpia2", sizeof(vc->driver)); - - if (cam->params.pnp_id.product == 0x151) - strscpy(vc->card, "QX5 Microscope", sizeof(vc->card)); - else - strscpy(vc->card, "CPiA2 Camera", sizeof(vc->card)); - switch (cam->params.pnp_id.device_type) { - case DEVICE_STV_672: - strcat(vc->card, " (672/"); - break; - case DEVICE_STV_676: - strcat(vc->card, " (676/"); - break; - default: - strcat(vc->card, " (XXX/"); - break; - } - switch (cam->params.version.sensor_flags) { - case CPIA2_VP_SENSOR_FLAGS_404: - strcat(vc->card, "404)"); - break; - case CPIA2_VP_SENSOR_FLAGS_407: - strcat(vc->card, "407)"); - break; - case CPIA2_VP_SENSOR_FLAGS_409: - strcat(vc->card, "409)"); - break; - case CPIA2_VP_SENSOR_FLAGS_410: - strcat(vc->card, "410)"); - break; - case CPIA2_VP_SENSOR_FLAGS_500: - strcat(vc->card, "500)"); - break; - default: - strcat(vc->card, "XXX)"); - break; - } - - if (usb_make_path(cam->dev, vc->bus_info, sizeof(vc->bus_info)) < 0) - memset(vc->bus_info, 0, sizeof(vc->bus_info)); - return 0; -} - -/****************************************************************************** - * - * ioctl_input - * - * V4L2 input get/set/enumerate - * - *****************************************************************************/ - -static int cpia2_enum_input(struct file *file, void *fh, struct v4l2_input *i) -{ - if (i->index) - return -EINVAL; - strscpy(i->name, "Camera", sizeof(i->name)); - i->type = V4L2_INPUT_TYPE_CAMERA; - return 0; -} - -static int cpia2_g_input(struct file *file, void *fh, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int cpia2_s_input(struct file *file, void *fh, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -/****************************************************************************** - * - * ioctl_enum_fmt - * - * V4L2 format enumerate - * - *****************************************************************************/ - -static int cpia2_enum_fmt_vid_cap(struct file *file, void *fh, - struct v4l2_fmtdesc *f) -{ - if (f->index > 1) - return -EINVAL; - - if (f->index == 0) - f->pixelformat = V4L2_PIX_FMT_MJPEG; - else - f->pixelformat = V4L2_PIX_FMT_JPEG; - return 0; -} - -/****************************************************************************** - * - * ioctl_try_fmt - * - * V4L2 format try - * - *****************************************************************************/ - -static int cpia2_try_fmt_vid_cap(struct file *file, void *fh, - struct v4l2_format *f) -{ - struct camera_data *cam = video_drvdata(file); - - if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG && - f->fmt.pix.pixelformat != V4L2_PIX_FMT_JPEG) - return -EINVAL; - - f->fmt.pix.field = V4L2_FIELD_NONE; - f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = cam->frame_size; - f->fmt.pix.colorspace = V4L2_COLORSPACE_JPEG; - - switch (cpia2_match_video_size(f->fmt.pix.width, f->fmt.pix.height)) { - case VIDEOSIZE_VGA: - f->fmt.pix.width = 640; - f->fmt.pix.height = 480; - break; - case VIDEOSIZE_CIF: - f->fmt.pix.width = 352; - f->fmt.pix.height = 288; - break; - case VIDEOSIZE_QVGA: - f->fmt.pix.width = 320; - f->fmt.pix.height = 240; - break; - case VIDEOSIZE_288_216: - f->fmt.pix.width = 288; - f->fmt.pix.height = 216; - break; - case VIDEOSIZE_256_192: - f->fmt.pix.width = 256; - f->fmt.pix.height = 192; - break; - case VIDEOSIZE_224_168: - f->fmt.pix.width = 224; - f->fmt.pix.height = 168; - break; - case VIDEOSIZE_192_144: - f->fmt.pix.width = 192; - f->fmt.pix.height = 144; - break; - case VIDEOSIZE_QCIF: - default: - f->fmt.pix.width = 176; - f->fmt.pix.height = 144; - break; - } - - return 0; -} - -/****************************************************************************** - * - * ioctl_set_fmt - * - * V4L2 format set - * - *****************************************************************************/ - -static int cpia2_s_fmt_vid_cap(struct file *file, void *_fh, - struct v4l2_format *f) -{ - struct camera_data *cam = video_drvdata(file); - int err, frame; - - err = cpia2_try_fmt_vid_cap(file, _fh, f); - if (err != 0) - return err; - - cam->pixelformat = f->fmt.pix.pixelformat; - - /* NOTE: This should be set to 1 for MJPEG, but some apps don't handle - * the missing Huffman table properly. - */ - cam->params.compression.inhibit_htables = 0; - /*f->fmt.pix.pixelformat == V4L2_PIX_FMT_MJPEG;*/ - - /* we set the video window to something smaller or equal to what - * is requested by the user??? - */ - DBG("Requested width = %d, height = %d\n", - f->fmt.pix.width, f->fmt.pix.height); - if (f->fmt.pix.width != cam->width || - f->fmt.pix.height != cam->height) { - cam->width = f->fmt.pix.width; - cam->height = f->fmt.pix.height; - cam->params.roi.width = f->fmt.pix.width; - cam->params.roi.height = f->fmt.pix.height; - cpia2_set_format(cam); - } - - for (frame = 0; frame < cam->num_frames; ++frame) { - if (cam->buffers[frame].status == FRAME_READING) - if ((err = sync(cam, frame)) < 0) - return err; - - cam->buffers[frame].status = FRAME_EMPTY; - } - - return 0; -} - -/****************************************************************************** - * - * ioctl_get_fmt - * - * V4L2 format get - * - *****************************************************************************/ - -static int cpia2_g_fmt_vid_cap(struct file *file, void *fh, - struct v4l2_format *f) -{ - struct camera_data *cam = video_drvdata(file); - - f->fmt.pix.width = cam->width; - f->fmt.pix.height = cam->height; - f->fmt.pix.pixelformat = cam->pixelformat; - f->fmt.pix.field = V4L2_FIELD_NONE; - f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = cam->frame_size; - f->fmt.pix.colorspace = V4L2_COLORSPACE_JPEG; - - return 0; -} - -/****************************************************************************** - * - * ioctl_cropcap - * - * V4L2 query cropping capabilities - * NOTE: cropping is currently disabled - * - *****************************************************************************/ - -static int cpia2_g_selection(struct file *file, void *fh, - struct v4l2_selection *s) -{ - struct camera_data *cam = video_drvdata(file); - - if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - switch (s->target) { - case V4L2_SEL_TGT_CROP_BOUNDS: - case V4L2_SEL_TGT_CROP_DEFAULT: - s->r.left = 0; - s->r.top = 0; - s->r.width = cam->width; - s->r.height = cam->height; - break; - default: - return -EINVAL; - } - return 0; -} - -struct framerate_info { - int value; - struct v4l2_fract period; -}; - -static const struct framerate_info framerate_controls[] = { - { CPIA2_VP_FRAMERATE_6_25, { 4, 25 } }, - { CPIA2_VP_FRAMERATE_7_5, { 2, 15 } }, - { CPIA2_VP_FRAMERATE_12_5, { 2, 25 } }, - { CPIA2_VP_FRAMERATE_15, { 1, 15 } }, - { CPIA2_VP_FRAMERATE_25, { 1, 25 } }, - { CPIA2_VP_FRAMERATE_30, { 1, 30 } }, -}; - -static int cpia2_g_parm(struct file *file, void *fh, struct v4l2_streamparm *p) -{ - struct camera_data *cam = video_drvdata(file); - struct v4l2_captureparm *cap = &p->parm.capture; - int i; - - if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - cap->capability = V4L2_CAP_TIMEPERFRAME; - cap->readbuffers = cam->num_frames; - for (i = 0; i < ARRAY_SIZE(framerate_controls); i++) - if (cam->params.vp_params.frame_rate == framerate_controls[i].value) { - cap->timeperframe = framerate_controls[i].period; - break; - } - return 0; -} - -static int cpia2_s_parm(struct file *file, void *fh, struct v4l2_streamparm *p) -{ - struct camera_data *cam = video_drvdata(file); - struct v4l2_captureparm *cap = &p->parm.capture; - struct v4l2_fract tpf = cap->timeperframe; - int max = ARRAY_SIZE(framerate_controls) - 1; - int ret; - int i; - - ret = cpia2_g_parm(file, fh, p); - if (ret || !tpf.denominator || !tpf.numerator) - return ret; - - /* Maximum 15 fps for this model */ - if (cam->params.pnp_id.device_type == DEVICE_STV_672 && - cam->params.version.sensor_flags == CPIA2_VP_SENSOR_FLAGS_500) - max -= 2; - for (i = 0; i <= max; i++) { - struct v4l2_fract f1 = tpf; - struct v4l2_fract f2 = framerate_controls[i].period; - - f1.numerator *= f2.denominator; - f2.numerator *= f1.denominator; - if (f1.numerator >= f2.numerator) - break; - } - if (i > max) - i = max; - cap->timeperframe = framerate_controls[i].period; - return cpia2_set_fps(cam, framerate_controls[i].value); -} - -static const struct { - u32 width; - u32 height; -} cpia2_framesizes[] = { - { 640, 480 }, - { 352, 288 }, - { 320, 240 }, - { 288, 216 }, - { 256, 192 }, - { 224, 168 }, - { 192, 144 }, - { 176, 144 }, -}; - -static int cpia2_enum_framesizes(struct file *file, void *fh, - struct v4l2_frmsizeenum *fsize) -{ - if (fsize->pixel_format != V4L2_PIX_FMT_MJPEG && - fsize->pixel_format != V4L2_PIX_FMT_JPEG) - return -EINVAL; - if (fsize->index >= ARRAY_SIZE(cpia2_framesizes)) - return -EINVAL; - fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE; - fsize->discrete.width = cpia2_framesizes[fsize->index].width; - fsize->discrete.height = cpia2_framesizes[fsize->index].height; - - return 0; -} - -static int cpia2_enum_frameintervals(struct file *file, void *fh, - struct v4l2_frmivalenum *fival) -{ - struct camera_data *cam = video_drvdata(file); - int max = ARRAY_SIZE(framerate_controls) - 1; - int i; - - if (fival->pixel_format != V4L2_PIX_FMT_MJPEG && - fival->pixel_format != V4L2_PIX_FMT_JPEG) - return -EINVAL; - - /* Maximum 15 fps for this model */ - if (cam->params.pnp_id.device_type == DEVICE_STV_672 && - cam->params.version.sensor_flags == CPIA2_VP_SENSOR_FLAGS_500) - max -= 2; - if (fival->index > max) - return -EINVAL; - for (i = 0; i < ARRAY_SIZE(cpia2_framesizes); i++) - if (fival->width == cpia2_framesizes[i].width && - fival->height == cpia2_framesizes[i].height) - break; - if (i == ARRAY_SIZE(cpia2_framesizes)) - return -EINVAL; - fival->type = V4L2_FRMIVAL_TYPE_DISCRETE; - fival->discrete = framerate_controls[fival->index].period; - return 0; -} - -/****************************************************************************** - * - * ioctl_s_ctrl - * - * V4L2 set the value of a control variable - * - *****************************************************************************/ - -static int cpia2_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct camera_data *cam = - container_of(ctrl->handler, struct camera_data, hdl); - static const int flicker_table[] = { - NEVER_FLICKER, - FLICKER_50, - FLICKER_60, - }; - - DBG("Set control id:%d, value:%d\n", ctrl->id, ctrl->val); - - switch (ctrl->id) { - case V4L2_CID_BRIGHTNESS: - cpia2_set_brightness(cam, ctrl->val); - break; - case V4L2_CID_CONTRAST: - cpia2_set_contrast(cam, ctrl->val); - break; - case V4L2_CID_SATURATION: - cpia2_set_saturation(cam, ctrl->val); - break; - case V4L2_CID_HFLIP: - cpia2_set_property_mirror(cam, ctrl->val); - break; - case V4L2_CID_VFLIP: - cpia2_set_property_flip(cam, ctrl->val); - break; - case V4L2_CID_POWER_LINE_FREQUENCY: - return cpia2_set_flicker_mode(cam, flicker_table[ctrl->val]); - case V4L2_CID_ILLUMINATORS_1: - return cpia2_set_gpio(cam, (cam->top_light->val << 6) | - (cam->bottom_light->val << 7)); - case V4L2_CID_JPEG_ACTIVE_MARKER: - cam->params.compression.inhibit_htables = - !(ctrl->val & V4L2_JPEG_ACTIVE_MARKER_DHT); - break; - case V4L2_CID_JPEG_COMPRESSION_QUALITY: - cam->params.vc_params.quality = ctrl->val; - break; - case CPIA2_CID_USB_ALT: - cam->params.camera_state.stream_mode = ctrl->val; - break; - default: - return -EINVAL; - } - - return 0; -} - -/****************************************************************************** - * - * ioctl_g_jpegcomp - * - * V4L2 get the JPEG compression parameters - * - *****************************************************************************/ - -static int cpia2_g_jpegcomp(struct file *file, void *fh, struct v4l2_jpegcompression *parms) -{ - struct camera_data *cam = video_drvdata(file); - - memset(parms, 0, sizeof(*parms)); - - parms->quality = 80; // TODO: Can this be made meaningful? - - parms->jpeg_markers = V4L2_JPEG_MARKER_DQT | V4L2_JPEG_MARKER_DRI; - if (!cam->params.compression.inhibit_htables) - parms->jpeg_markers |= V4L2_JPEG_MARKER_DHT; - - parms->APPn = cam->APPn; - parms->APP_len = cam->APP_len; - if (cam->APP_len > 0) { - memcpy(parms->APP_data, cam->APP_data, cam->APP_len); - parms->jpeg_markers |= V4L2_JPEG_MARKER_APP; - } - - parms->COM_len = cam->COM_len; - if (cam->COM_len > 0) { - memcpy(parms->COM_data, cam->COM_data, cam->COM_len); - parms->jpeg_markers |= JPEG_MARKER_COM; - } - - DBG("G_JPEGCOMP APP_len:%d COM_len:%d\n", - parms->APP_len, parms->COM_len); - - return 0; -} - -/****************************************************************************** - * - * ioctl_s_jpegcomp - * - * V4L2 set the JPEG compression parameters - * NOTE: quality and some jpeg_markers are ignored. - * - *****************************************************************************/ - -static int cpia2_s_jpegcomp(struct file *file, void *fh, - const struct v4l2_jpegcompression *parms) -{ - struct camera_data *cam = video_drvdata(file); - - DBG("S_JPEGCOMP APP_len:%d COM_len:%d\n", - parms->APP_len, parms->COM_len); - - cam->params.compression.inhibit_htables = - !(parms->jpeg_markers & V4L2_JPEG_MARKER_DHT); - - if (parms->APP_len != 0) { - if (parms->APP_len > 0 && - parms->APP_len <= sizeof(cam->APP_data) && - parms->APPn >= 0 && parms->APPn <= 15) { - cam->APPn = parms->APPn; - cam->APP_len = parms->APP_len; - memcpy(cam->APP_data, parms->APP_data, parms->APP_len); - } else { - LOG("Bad APPn Params n=%d len=%d\n", - parms->APPn, parms->APP_len); - return -EINVAL; - } - } else { - cam->APP_len = 0; - } - - if (parms->COM_len != 0) { - if (parms->COM_len > 0 && - parms->COM_len <= sizeof(cam->COM_data)) { - cam->COM_len = parms->COM_len; - memcpy(cam->COM_data, parms->COM_data, parms->COM_len); - } else { - LOG("Bad COM_len=%d\n", parms->COM_len); - return -EINVAL; - } - } - - return 0; -} - -/****************************************************************************** - * - * ioctl_reqbufs - * - * V4L2 Initiate memory mapping. - * NOTE: The user's request is ignored. For now the buffers are fixed. - * - *****************************************************************************/ - -static int cpia2_reqbufs(struct file *file, void *fh, struct v4l2_requestbuffers *req) -{ - struct camera_data *cam = video_drvdata(file); - - if (req->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || - req->memory != V4L2_MEMORY_MMAP) - return -EINVAL; - - DBG("REQBUFS requested:%d returning:%d\n", req->count, cam->num_frames); - req->count = cam->num_frames; - memset(&req->reserved, 0, sizeof(req->reserved)); - - return 0; -} - -/****************************************************************************** - * - * ioctl_querybuf - * - * V4L2 Query memory buffer status. - * - *****************************************************************************/ - -static int cpia2_querybuf(struct file *file, void *fh, struct v4l2_buffer *buf) -{ - struct camera_data *cam = video_drvdata(file); - - if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || - buf->index >= cam->num_frames) - return -EINVAL; - - buf->m.offset = cam->buffers[buf->index].data - cam->frame_buffer; - buf->length = cam->frame_size; - - buf->memory = V4L2_MEMORY_MMAP; - - if (cam->mmapped) - buf->flags = V4L2_BUF_FLAG_MAPPED; - else - buf->flags = 0; - - buf->flags |= V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - - switch (cam->buffers[buf->index].status) { - case FRAME_EMPTY: - case FRAME_ERROR: - case FRAME_READING: - buf->bytesused = 0; - buf->flags = V4L2_BUF_FLAG_QUEUED; - break; - case FRAME_READY: - buf->bytesused = cam->buffers[buf->index].length; - v4l2_buffer_set_timestamp(buf, cam->buffers[buf->index].ts); - buf->sequence = cam->buffers[buf->index].seq; - buf->flags = V4L2_BUF_FLAG_DONE; - break; - } - - DBG("QUERYBUF index:%d offset:%d flags:%d seq:%d bytesused:%d\n", - buf->index, buf->m.offset, buf->flags, buf->sequence, - buf->bytesused); - - return 0; -} - -/****************************************************************************** - * - * ioctl_qbuf - * - * V4L2 User is freeing buffer - * - *****************************************************************************/ - -static int cpia2_qbuf(struct file *file, void *fh, struct v4l2_buffer *buf) -{ - struct camera_data *cam = video_drvdata(file); - - if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || - buf->memory != V4L2_MEMORY_MMAP || - buf->index >= cam->num_frames) - return -EINVAL; - - DBG("QBUF #%d\n", buf->index); - - if (cam->buffers[buf->index].status == FRAME_READY) - cam->buffers[buf->index].status = FRAME_EMPTY; - - return 0; -} - -/****************************************************************************** - * - * find_earliest_filled_buffer - * - * Helper for ioctl_dqbuf. Find the next ready buffer. - * - *****************************************************************************/ - -static int find_earliest_filled_buffer(struct camera_data *cam) -{ - int i; - int found = -1; - - for (i = 0; i < cam->num_frames; i++) { - if (cam->buffers[i].status == FRAME_READY) { - if (found < 0) { - found = i; - } else { - /* find which buffer is earlier */ - if (cam->buffers[i].ts < cam->buffers[found].ts) - found = i; - } - } - } - return found; -} - -/****************************************************************************** - * - * ioctl_dqbuf - * - * V4L2 User is asking for a filled buffer. - * - *****************************************************************************/ - -static int cpia2_dqbuf(struct file *file, void *fh, struct v4l2_buffer *buf) -{ - struct camera_data *cam = video_drvdata(file); - int frame; - - if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || - buf->memory != V4L2_MEMORY_MMAP) - return -EINVAL; - - frame = find_earliest_filled_buffer(cam); - - if (frame < 0 && file->f_flags & O_NONBLOCK) - return -EAGAIN; - - if (frame < 0) { - /* Wait for a frame to become available */ - struct framebuf *cb = cam->curbuff; - - mutex_unlock(&cam->v4l2_lock); - wait_event_interruptible(cam->wq_stream, - !video_is_registered(&cam->vdev) || - (cb = cam->curbuff)->status == FRAME_READY); - mutex_lock(&cam->v4l2_lock); - if (signal_pending(current)) - return -ERESTARTSYS; - if (!video_is_registered(&cam->vdev)) - return -ENOTTY; - frame = cb->num; - } - - buf->index = frame; - buf->bytesused = cam->buffers[buf->index].length; - buf->flags = V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_DONE - | V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; - buf->field = V4L2_FIELD_NONE; - v4l2_buffer_set_timestamp(buf, cam->buffers[buf->index].ts); - buf->sequence = cam->buffers[buf->index].seq; - buf->m.offset = cam->buffers[buf->index].data - cam->frame_buffer; - buf->length = cam->frame_size; - buf->reserved2 = 0; - buf->request_fd = 0; - memset(&buf->timecode, 0, sizeof(buf->timecode)); - - DBG("DQBUF #%d status:%d seq:%d length:%d\n", buf->index, - cam->buffers[buf->index].status, buf->sequence, buf->bytesused); - - return 0; -} - -static int cpia2_streamon(struct file *file, void *fh, enum v4l2_buf_type type) -{ - struct camera_data *cam = video_drvdata(file); - int ret = -EINVAL; - - DBG("VIDIOC_STREAMON, streaming=%d\n", cam->streaming); - if (!cam->mmapped || type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - if (!cam->streaming) { - ret = cpia2_usb_stream_start(cam, - cam->params.camera_state.stream_mode); - if (!ret) - v4l2_ctrl_grab(cam->usb_alt, true); - } - return ret; -} - -static int cpia2_streamoff(struct file *file, void *fh, enum v4l2_buf_type type) -{ - struct camera_data *cam = video_drvdata(file); - int ret = -EINVAL; - - DBG("VIDIOC_STREAMOFF, streaming=%d\n", cam->streaming); - if (!cam->mmapped || type != V4L2_BUF_TYPE_VIDEO_CAPTURE) - return -EINVAL; - - if (cam->streaming) { - ret = cpia2_usb_stream_stop(cam); - if (!ret) - v4l2_ctrl_grab(cam->usb_alt, false); - } - return ret; -} - -/****************************************************************************** - * - * cpia2_mmap - * - *****************************************************************************/ -static int cpia2_mmap(struct file *file, struct vm_area_struct *area) -{ - struct camera_data *cam = video_drvdata(file); - int retval; - - if (mutex_lock_interruptible(&cam->v4l2_lock)) - return -ERESTARTSYS; - retval = cpia2_remap_buffer(cam, area); - - if (!retval) - cam->stream_fh = file->private_data; - mutex_unlock(&cam->v4l2_lock); - return retval; -} - -/****************************************************************************** - * - * reset_camera_struct_v4l - * - * Sets all values to the defaults - *****************************************************************************/ -static void reset_camera_struct_v4l(struct camera_data *cam) -{ - cam->width = cam->params.roi.width; - cam->height = cam->params.roi.height; - - cam->frame_size = buffer_size; - cam->num_frames = num_buffers; - - /* Flicker modes */ - cam->params.flicker_control.flicker_mode_req = flicker_mode; - - /* stream modes */ - cam->params.camera_state.stream_mode = alternate; - - cam->pixelformat = V4L2_PIX_FMT_JPEG; -} - -static const struct v4l2_ioctl_ops cpia2_ioctl_ops = { - .vidioc_querycap = cpia2_querycap, - .vidioc_enum_input = cpia2_enum_input, - .vidioc_g_input = cpia2_g_input, - .vidioc_s_input = cpia2_s_input, - .vidioc_enum_fmt_vid_cap = cpia2_enum_fmt_vid_cap, - .vidioc_g_fmt_vid_cap = cpia2_g_fmt_vid_cap, - .vidioc_s_fmt_vid_cap = cpia2_s_fmt_vid_cap, - .vidioc_try_fmt_vid_cap = cpia2_try_fmt_vid_cap, - .vidioc_g_jpegcomp = cpia2_g_jpegcomp, - .vidioc_s_jpegcomp = cpia2_s_jpegcomp, - .vidioc_g_selection = cpia2_g_selection, - .vidioc_reqbufs = cpia2_reqbufs, - .vidioc_querybuf = cpia2_querybuf, - .vidioc_qbuf = cpia2_qbuf, - .vidioc_dqbuf = cpia2_dqbuf, - .vidioc_streamon = cpia2_streamon, - .vidioc_streamoff = cpia2_streamoff, - .vidioc_s_parm = cpia2_s_parm, - .vidioc_g_parm = cpia2_g_parm, - .vidioc_enum_framesizes = cpia2_enum_framesizes, - .vidioc_enum_frameintervals = cpia2_enum_frameintervals, - .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, - .vidioc_unsubscribe_event = v4l2_event_unsubscribe, -}; - -/*** - * The v4l video device structure initialized for this device - ***/ -static const struct v4l2_file_operations cpia2_fops = { - .owner = THIS_MODULE, - .open = cpia2_open, - .release = cpia2_close, - .read = cpia2_v4l_read, - .poll = cpia2_v4l_poll, - .unlocked_ioctl = video_ioctl2, - .mmap = cpia2_mmap, -}; - -static const struct video_device cpia2_template = { - /* I could not find any place for the old .initialize initializer?? */ - .name = "CPiA2 Camera", - .fops = &cpia2_fops, - .ioctl_ops = &cpia2_ioctl_ops, - .release = video_device_release_empty, -}; - -void cpia2_camera_release(struct v4l2_device *v4l2_dev) -{ - struct camera_data *cam = - container_of(v4l2_dev, struct camera_data, v4l2_dev); - - v4l2_ctrl_handler_free(&cam->hdl); - v4l2_device_unregister(&cam->v4l2_dev); - kfree(cam); -} - -static const struct v4l2_ctrl_ops cpia2_ctrl_ops = { - .s_ctrl = cpia2_s_ctrl, -}; - -/****************************************************************************** - * - * cpia2_register_camera - * - *****************************************************************************/ -int cpia2_register_camera(struct camera_data *cam) -{ - struct v4l2_ctrl_handler *hdl = &cam->hdl; - struct v4l2_ctrl_config cpia2_usb_alt = { - .ops = &cpia2_ctrl_ops, - .id = CPIA2_CID_USB_ALT, - .name = "USB Alternate", - .type = V4L2_CTRL_TYPE_INTEGER, - .min = USBIF_ISO_1, - .max = USBIF_ISO_6, - .step = 1, - }; - int ret; - - v4l2_ctrl_handler_init(hdl, 12); - v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_BRIGHTNESS, - cam->params.pnp_id.device_type == DEVICE_STV_672 ? 1 : 0, - 255, 1, DEFAULT_BRIGHTNESS); - v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_CONTRAST, 0, 255, 1, DEFAULT_CONTRAST); - v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_SATURATION, 0, 255, 1, DEFAULT_SATURATION); - v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_HFLIP, 0, 1, 1, 0); - v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_JPEG_ACTIVE_MARKER, 0, - V4L2_JPEG_ACTIVE_MARKER_DHT, 0, - V4L2_JPEG_ACTIVE_MARKER_DHT); - v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_JPEG_COMPRESSION_QUALITY, 1, - 100, 1, 100); - cpia2_usb_alt.def = alternate; - cam->usb_alt = v4l2_ctrl_new_custom(hdl, &cpia2_usb_alt, NULL); - /* VP5 Only */ - if (cam->params.pnp_id.device_type != DEVICE_STV_672) - v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_VFLIP, 0, 1, 1, 0); - /* Flicker control only valid for 672 */ - if (cam->params.pnp_id.device_type == DEVICE_STV_672) - v4l2_ctrl_new_std_menu(hdl, &cpia2_ctrl_ops, - V4L2_CID_POWER_LINE_FREQUENCY, - V4L2_CID_POWER_LINE_FREQUENCY_60HZ, - 0, 0); - /* Light control only valid for the QX5 Microscope */ - if (cam->params.pnp_id.product == 0x151) { - cam->top_light = v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_ILLUMINATORS_1, - 0, 1, 1, 0); - cam->bottom_light = v4l2_ctrl_new_std(hdl, &cpia2_ctrl_ops, - V4L2_CID_ILLUMINATORS_2, - 0, 1, 1, 0); - v4l2_ctrl_cluster(2, &cam->top_light); - } - - if (hdl->error) { - ret = hdl->error; - v4l2_ctrl_handler_free(hdl); - return ret; - } - - cam->vdev = cpia2_template; - video_set_drvdata(&cam->vdev, cam); - cam->vdev.lock = &cam->v4l2_lock; - cam->vdev.ctrl_handler = hdl; - cam->vdev.v4l2_dev = &cam->v4l2_dev; - cam->vdev.device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | - V4L2_CAP_STREAMING; - - reset_camera_struct_v4l(cam); - - /* register v4l device */ - if (video_register_device(&cam->vdev, VFL_TYPE_VIDEO, video_nr) < 0) { - ERR("video_register_device failed\n"); - return -ENODEV; - } - - return 0; -} - -/****************************************************************************** - * - * cpia2_unregister_camera - * - *****************************************************************************/ -void cpia2_unregister_camera(struct camera_data *cam) -{ - video_unregister_device(&cam->vdev); -} - -/****************************************************************************** - * - * check_parameters - * - * Make sure that all user-supplied parameters are sensible - *****************************************************************************/ -static void __init check_parameters(void) -{ - if (buffer_size < PAGE_SIZE) { - buffer_size = PAGE_SIZE; - LOG("buffer_size too small, setting to %d\n", buffer_size); - } else if (buffer_size > 1024 * 1024) { - /* arbitrary upper limiit */ - buffer_size = 1024 * 1024; - LOG("buffer_size ridiculously large, setting to %d\n", - buffer_size); - } else { - buffer_size += PAGE_SIZE - 1; - buffer_size &= ~(PAGE_SIZE - 1); - } - - if (num_buffers < 1) { - num_buffers = 1; - LOG("num_buffers too small, setting to %d\n", num_buffers); - } else if (num_buffers > VIDEO_MAX_FRAME) { - num_buffers = VIDEO_MAX_FRAME; - LOG("num_buffers too large, setting to %d\n", num_buffers); - } - - if (alternate < USBIF_ISO_1 || alternate > USBIF_ISO_6) { - alternate = DEFAULT_ALT; - LOG("alternate specified is invalid, using %d\n", alternate); - } - - if (flicker_mode != 0 && flicker_mode != FLICKER_50 && flicker_mode != FLICKER_60) { - flicker_mode = 0; - LOG("Flicker mode specified is invalid, using %d\n", - flicker_mode); - } - - DBG("Using %d buffers, each %d bytes, alternate=%d\n", - num_buffers, buffer_size, alternate); -} - -/************ Module Stuff ***************/ - -/****************************************************************************** - * - * cpia2_init/module_init - * - *****************************************************************************/ -static int __init cpia2_init(void) -{ - LOG("%s v%s\n", - ABOUT, CPIA_VERSION); - check_parameters(); - return cpia2_usb_init(); -} - -/****************************************************************************** - * - * cpia2_exit/module_exit - * - *****************************************************************************/ -static void __exit cpia2_exit(void) -{ - cpia2_usb_cleanup(); - schedule_timeout(2 * HZ); -} - -module_init(cpia2_init); -module_exit(cpia2_exit); |