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openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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openpilot_comma/system/camerad/cameras/spectra.cc

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#include "cdm.h"
#include <algorithm>
#include <stdint.h>
#include <cassert>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include "media/cam_defs.h"
#include "media/cam_isp.h"
#include "media/cam_icp.h"
#include "media/cam_isp_ife.h"
#include "media/cam_sensor_cmn_header.h"
#include "media/cam_sync.h"
#include "third_party/linux/include/msm_media_info.h"
#include "common/util.h"
#include "common/swaglog.h"
#include "system/camerad/cameras/ife.h"
#include "system/camerad/cameras/spectra.h"
#include "system/camerad/cameras/bps_blobs.h"
#include "third_party/linux/include/msm_media_info.h"
// ************** low level camera helpers ****************
int do_cam_control(int fd, int op_code, void *handle, int size) {
struct cam_control camcontrol = {0};
camcontrol.op_code = op_code;
camcontrol.handle = (uint64_t)handle;
if (size == 0) {
camcontrol.size = 8;
camcontrol.handle_type = CAM_HANDLE_MEM_HANDLE;
} else {
camcontrol.size = size;
camcontrol.handle_type = CAM_HANDLE_USER_POINTER;
}
int ret = HANDLE_EINTR(ioctl(fd, VIDIOC_CAM_CONTROL, &camcontrol));
if (ret == -1) {
LOGE("VIDIOC_CAM_CONTROL error: op_code %d - errno %d", op_code, errno);
}
return ret;
}
int do_sync_control(int fd, uint32_t id, void *handle, uint32_t size) {
struct cam_private_ioctl_arg arg = {
.id = id,
.size = size,
.ioctl_ptr = (uint64_t)handle,
};
int ret = HANDLE_EINTR(ioctl(fd, CAM_PRIVATE_IOCTL_CMD, &arg));
int32_t ioctl_result = static_cast<int32_t>(arg.result);
if (ret < 0) {
LOGE("CAM_SYNC error: id %u - errno %d - ret %d - ioctl_result %d", id, errno, ret, ioctl_result);
return ret;
}
if (ioctl_result != 0) {
LOGE("CAM_SYNC error: id %u - errno %d - ret %d - ioctl_result %d", id, errno, ret, ioctl_result);
return ioctl_result;
}
return ret;
}
std::optional<int32_t> device_acquire(int fd, int32_t session_handle, void *data, uint32_t num_resources) {
struct cam_acquire_dev_cmd cmd = {
.session_handle = session_handle,
.handle_type = CAM_HANDLE_USER_POINTER,
.num_resources = (uint32_t)(data ? num_resources : 0),
.resource_hdl = (uint64_t)data,
};
int err = do_cam_control(fd, CAM_ACQUIRE_DEV, &cmd, sizeof(cmd));
return err == 0 ? std::make_optional(cmd.dev_handle) : std::nullopt;
}
int device_config(int fd, int32_t session_handle, int32_t dev_handle, uint64_t packet_handle) {
struct cam_config_dev_cmd cmd = {
.session_handle = session_handle,
.dev_handle = dev_handle,
.packet_handle = packet_handle,
};
return do_cam_control(fd, CAM_CONFIG_DEV, &cmd, sizeof(cmd));
}
int device_control(int fd, int op_code, int session_handle, int dev_handle) {
// start stop and release are all the same
struct cam_start_stop_dev_cmd cmd { .session_handle = session_handle, .dev_handle = dev_handle };
return do_cam_control(fd, op_code, &cmd, sizeof(cmd));
}
void *alloc_w_mmu_hdl(int video0_fd, int len, uint32_t *handle, int align, int flags, int mmu_hdl, int mmu_hdl2) {
struct cam_mem_mgr_alloc_cmd mem_mgr_alloc_cmd = {0};
mem_mgr_alloc_cmd.len = len;
mem_mgr_alloc_cmd.align = align;
mem_mgr_alloc_cmd.flags = flags;
mem_mgr_alloc_cmd.num_hdl = 0;
if (mmu_hdl != 0) {
mem_mgr_alloc_cmd.mmu_hdls[0] = mmu_hdl;
mem_mgr_alloc_cmd.num_hdl++;
}
if (mmu_hdl2 != 0) {
mem_mgr_alloc_cmd.mmu_hdls[1] = mmu_hdl2;
mem_mgr_alloc_cmd.num_hdl++;
}
do_cam_control(video0_fd, CAM_REQ_MGR_ALLOC_BUF, &mem_mgr_alloc_cmd, sizeof(mem_mgr_alloc_cmd));
*handle = mem_mgr_alloc_cmd.out.buf_handle;
void *ptr = NULL;
if (mem_mgr_alloc_cmd.out.fd > 0) {
ptr = mmap(NULL, len, PROT_READ | PROT_WRITE, MAP_SHARED, mem_mgr_alloc_cmd.out.fd, 0);
assert(ptr != MAP_FAILED);
}
// LOGD("allocated: %x %d %llx mapped %p", mem_mgr_alloc_cmd.out.buf_handle, mem_mgr_alloc_cmd.out.fd, mem_mgr_alloc_cmd.out.vaddr, ptr);
return ptr;
}
void release(int video0_fd, uint32_t handle) {
struct cam_mem_mgr_release_cmd mem_mgr_release_cmd = {0};
mem_mgr_release_cmd.buf_handle = handle;
int ret = do_cam_control(video0_fd, CAM_REQ_MGR_RELEASE_BUF, &mem_mgr_release_cmd, sizeof(mem_mgr_release_cmd));
assert(ret == 0);
}
static cam_cmd_power *power_set_wait(cam_cmd_power *power, int16_t delay_ms) {
cam_cmd_unconditional_wait *unconditional_wait = (cam_cmd_unconditional_wait *)((char *)power + (sizeof(struct cam_cmd_power) + (power->count - 1) * sizeof(struct cam_power_settings)));
unconditional_wait->cmd_type = CAMERA_SENSOR_CMD_TYPE_WAIT;
unconditional_wait->delay = delay_ms;
unconditional_wait->op_code = CAMERA_SENSOR_WAIT_OP_SW_UCND;
return (struct cam_cmd_power *)(unconditional_wait + 1);
}
// *** MemoryManager ***
void *MemoryManager::alloc_buf(int size, uint32_t *handle) {
void *ptr;
auto &cache = cached_allocations[size];
if (!cache.empty()) {
ptr = cache.front();
cache.pop();
*handle = handle_lookup[ptr];
} else {
ptr = alloc_w_mmu_hdl(video0_fd, size, handle);
handle_lookup[ptr] = *handle;
size_lookup[ptr] = size;
}
memset(ptr, 0, size);
return ptr;
}
void MemoryManager::free(void *ptr) {
cached_allocations[size_lookup[ptr]].push(ptr);
}
MemoryManager::~MemoryManager() {
for (auto& x : cached_allocations) {
while (!x.second.empty()) {
void *ptr = x.second.front();
x.second.pop();
LOGD("freeing cached allocation %p with size %d", ptr, size_lookup[ptr]);
munmap(ptr, size_lookup[ptr]);
// release fd
close(handle_lookup[ptr] >> 16);
release(video0_fd, handle_lookup[ptr]);
handle_lookup.erase(ptr);
size_lookup.erase(ptr);
}
}
}
// *** SpectraMaster ***
void SpectraMaster::init() {
LOG("-- Opening devices");
// video0 is req_mgr, the target of many ioctls
video0_fd = HANDLE_EINTR(open("/dev/v4l/by-path/platform-soc:qcom_cam-req-mgr-video-index0", O_RDWR | O_NONBLOCK));
assert(video0_fd >= 0);
LOGD("opened video0");
// video1 is cam_sync, the target of some ioctls
cam_sync_fd = HANDLE_EINTR(open("/dev/v4l/by-path/platform-cam_sync-video-index0", O_RDWR | O_NONBLOCK));
assert(cam_sync_fd >= 0);
LOGD("opened video1 (cam_sync)");
// looks like there's only one of these
isp_fd = open_v4l_by_name_and_index("cam-isp");
assert(isp_fd >= 0);
LOGD("opened isp %d", (int)isp_fd);
icp_fd = open_v4l_by_name_and_index("cam-icp");
assert(icp_fd >= 0);
LOGD("opened icp %d", (int)icp_fd);
// query ISP for MMU handles
LOG("-- Query for MMU handles");
struct cam_isp_query_cap_cmd isp_query_cap_cmd = {0};
struct cam_query_cap_cmd query_cap_cmd = {0};
query_cap_cmd.handle_type = 1;
query_cap_cmd.caps_handle = (uint64_t)&isp_query_cap_cmd;
query_cap_cmd.size = sizeof(isp_query_cap_cmd);
int ret = do_cam_control(isp_fd, CAM_QUERY_CAP, &query_cap_cmd, sizeof(query_cap_cmd));
assert(ret == 0);
LOGD("using MMU handle: %x", isp_query_cap_cmd.device_iommu.non_secure);
LOGD("using MMU handle: %x", isp_query_cap_cmd.cdm_iommu.non_secure);
device_iommu = isp_query_cap_cmd.device_iommu.non_secure;
cdm_iommu = isp_query_cap_cmd.cdm_iommu.non_secure;
// query ICP for MMU handles
struct cam_icp_query_cap_cmd icp_query_cap_cmd = {0};
query_cap_cmd.caps_handle = (uint64_t)&icp_query_cap_cmd;
query_cap_cmd.size = sizeof(icp_query_cap_cmd);
ret = do_cam_control(icp_fd, CAM_QUERY_CAP, &query_cap_cmd, sizeof(query_cap_cmd));
assert(ret == 0);
LOGD("using ICP MMU handle: %x", icp_query_cap_cmd.dev_iommu_handle.non_secure);
icp_device_iommu = icp_query_cap_cmd.dev_iommu_handle.non_secure;
// subscribe
LOG("-- Subscribing");
struct v4l2_event_subscription sub = {0};
sub.type = V4L_EVENT_CAM_REQ_MGR_EVENT;
sub.id = V4L_EVENT_CAM_REQ_MGR_SOF_BOOT_TS;
ret = HANDLE_EINTR(ioctl(video0_fd, VIDIOC_SUBSCRIBE_EVENT, &sub));
LOGD("req mgr subscribe: %d", ret);
mem_mgr.init(video0_fd);
}
// *** SpectraCamera ***
SpectraCamera::SpectraCamera(SpectraMaster *master, const CameraConfig &config, SpectraOutputType out)
: m(master),
enabled(config.enabled),
cc(config),
output_type(out) {
ife_buf_depth = (out == ISP_RAW_OUTPUT) ? 4 : VIPC_BUFFER_COUNT;
assert(ife_buf_depth < MAX_IFE_BUFS);
}
SpectraCamera::~SpectraCamera() {
if (open) {
camera_close();
}
}
int SpectraCamera::clear_req_queue() {
// for "non-realtime" BPS
if (icp_dev_handle > 0) {
struct cam_flush_dev_cmd cmd = {
.session_handle = session_handle,
.dev_handle = icp_dev_handle,
.flush_type = CAM_FLUSH_TYPE_ALL,
};
int err = do_cam_control(m->icp_fd, CAM_FLUSH_REQ, &cmd, sizeof(cmd));
assert(err == 0);
LOGD("flushed bps: %d", err);
}
// for "realtime" devices
struct cam_req_mgr_flush_info req_mgr_flush_request = {0};
req_mgr_flush_request.session_hdl = session_handle;
req_mgr_flush_request.link_hdl = link_handle;
req_mgr_flush_request.flush_type = CAM_REQ_MGR_FLUSH_TYPE_ALL;
int ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_FLUSH_REQ, &req_mgr_flush_request, sizeof(req_mgr_flush_request));
LOGD("flushed all req: %d", ret);
for (int i = 0; i < MAX_IFE_BUFS; ++i) {
destroySyncObjectAt(i);
}
return ret;
}
void SpectraCamera::camera_open(VisionIpcServer *v, cl_device_id device_id, cl_context ctx) {
if (!openSensor()) {
return;
}
if (!enabled) return;
// size is driven by all the HW that handles frames,
// the video encoder has certain alignment requirements in this case
stride = VENUS_Y_STRIDE(COLOR_FMT_NV12, sensor->frame_width);
y_height = VENUS_Y_SCANLINES(COLOR_FMT_NV12, sensor->frame_height);
uv_height = VENUS_UV_SCANLINES(COLOR_FMT_NV12, sensor->frame_height);
uv_offset = stride*y_height;
yuv_size = uv_offset + stride*uv_height;
if (output_type != ISP_RAW_OUTPUT) {
uv_offset = ALIGNED_SIZE(uv_offset, 0x1000);
yuv_size = uv_offset + ALIGNED_SIZE(stride*uv_height, 0x1000);
}
assert(stride == VENUS_UV_STRIDE(COLOR_FMT_NV12, sensor->frame_width));
assert(y_height/2 == uv_height);
open = true;
configISP();
if (output_type == ISP_BPS_PROCESSED) configICP();
configCSIPHY();
linkDevices();
LOGD("camera init %d", cc.camera_num);
buf.init(device_id, ctx, this, v, ife_buf_depth, cc.stream_type);
camera_map_bufs();
clearAndRequeue(1);
}
void SpectraCamera::sensors_start() {
if (!enabled) return;
LOGD("starting sensor %d", cc.camera_num);
sensors_i2c(sensor->start_reg_array.data(), sensor->start_reg_array.size(), CAM_SENSOR_PACKET_OPCODE_SENSOR_CONFIG, sensor->data_word);
}
void SpectraCamera::sensors_poke(int request_id) {
uint32_t cam_packet_handle = 0;
int size = sizeof(struct cam_packet);
auto pkt = m->mem_mgr.alloc<struct cam_packet>(size, &cam_packet_handle);
pkt->num_cmd_buf = 0;
pkt->kmd_cmd_buf_index = -1;
pkt->header.size = size;
pkt->header.op_code = CAM_SENSOR_PACKET_OPCODE_SENSOR_NOP;
pkt->header.request_id = request_id;
int ret = device_config(sensor_fd, session_handle, sensor_dev_handle, cam_packet_handle);
if (ret != 0) {
LOGE("** sensor %d FAILED poke, disabling", cc.camera_num);
enabled = false;
return;
}
}
void SpectraCamera::sensors_i2c(const struct i2c_random_wr_payload* dat, int len, int op_code, bool data_word) {
// LOGD("sensors_i2c: %d", len);
uint32_t cam_packet_handle = 0;
int size = sizeof(struct cam_packet)+sizeof(struct cam_cmd_buf_desc)*1;
auto pkt = m->mem_mgr.alloc<struct cam_packet>(size, &cam_packet_handle);
pkt->num_cmd_buf = 1;
pkt->kmd_cmd_buf_index = -1;
pkt->header.size = size;
pkt->header.op_code = op_code;
struct cam_cmd_buf_desc *buf_desc = (struct cam_cmd_buf_desc *)&pkt->payload;
buf_desc[0].size = buf_desc[0].length = sizeof(struct i2c_rdwr_header) + len*sizeof(struct i2c_random_wr_payload);
buf_desc[0].type = CAM_CMD_BUF_I2C;
auto i2c_random_wr = m->mem_mgr.alloc<struct cam_cmd_i2c_random_wr>(buf_desc[0].size, (uint32_t*)&buf_desc[0].mem_handle);
i2c_random_wr->header.count = len;
i2c_random_wr->header.op_code = 1;
i2c_random_wr->header.cmd_type = CAMERA_SENSOR_CMD_TYPE_I2C_RNDM_WR;
i2c_random_wr->header.data_type = data_word ? CAMERA_SENSOR_I2C_TYPE_WORD : CAMERA_SENSOR_I2C_TYPE_BYTE;
i2c_random_wr->header.addr_type = CAMERA_SENSOR_I2C_TYPE_WORD;
memcpy(i2c_random_wr->random_wr_payload, dat, len*sizeof(struct i2c_random_wr_payload));
int ret = device_config(sensor_fd, session_handle, sensor_dev_handle, cam_packet_handle);
if (ret != 0) {
LOGE("** sensor %d FAILED i2c, disabling", cc.camera_num);
enabled = false;
return;
}
}
int SpectraCamera::sensors_init() {
uint32_t cam_packet_handle = 0;
int size = sizeof(struct cam_packet)+sizeof(struct cam_cmd_buf_desc)*2;
auto pkt = m->mem_mgr.alloc<struct cam_packet>(size, &cam_packet_handle);
pkt->num_cmd_buf = 2;
pkt->kmd_cmd_buf_index = -1;
pkt->header.op_code = CSLDeviceTypeImageSensor | CAM_SENSOR_PACKET_OPCODE_SENSOR_PROBE;
pkt->header.size = size;
struct cam_cmd_buf_desc *buf_desc = (struct cam_cmd_buf_desc *)&pkt->payload;
buf_desc[0].size = buf_desc[0].length = sizeof(struct cam_cmd_i2c_info) + sizeof(struct cam_cmd_probe);
buf_desc[0].type = CAM_CMD_BUF_LEGACY;
auto i2c_info = m->mem_mgr.alloc<struct cam_cmd_i2c_info>(buf_desc[0].size, (uint32_t*)&buf_desc[0].mem_handle);
auto probe = (struct cam_cmd_probe *)(i2c_info.get() + 1);
probe->camera_id = cc.camera_num;
i2c_info->slave_addr = sensor->getSlaveAddress(cc.camera_num);
// 0(I2C_STANDARD_MODE) = 100khz, 1(I2C_FAST_MODE) = 400khz
//i2c_info->i2c_freq_mode = I2C_STANDARD_MODE;
i2c_info->i2c_freq_mode = I2C_FAST_MODE;
i2c_info->cmd_type = CAMERA_SENSOR_CMD_TYPE_I2C_INFO;
probe->data_type = CAMERA_SENSOR_I2C_TYPE_WORD;
probe->addr_type = CAMERA_SENSOR_I2C_TYPE_WORD;
probe->op_code = 3; // don't care?
probe->cmd_type = CAMERA_SENSOR_CMD_TYPE_PROBE;
probe->reg_addr = sensor->probe_reg_addr;
probe->expected_data = sensor->probe_expected_data;
probe->data_mask = 0;
//buf_desc[1].size = buf_desc[1].length = 148;
buf_desc[1].size = buf_desc[1].length = 196;
buf_desc[1].type = CAM_CMD_BUF_I2C;
auto power_settings = m->mem_mgr.alloc<struct cam_cmd_power>(buf_desc[1].size, (uint32_t*)&buf_desc[1].mem_handle);
// power on
struct cam_cmd_power *power = power_settings.get();
power->count = 4;
power->cmd_type = CAMERA_SENSOR_CMD_TYPE_PWR_UP;
power->power_settings[0].power_seq_type = 3; // clock??
power->power_settings[1].power_seq_type = 1; // analog
power->power_settings[2].power_seq_type = 2; // digital
power->power_settings[3].power_seq_type = 8; // reset low
power = power_set_wait(power, 1);
// set clock
power->count = 1;
power->cmd_type = CAMERA_SENSOR_CMD_TYPE_PWR_UP;
power->power_settings[0].power_seq_type = 0;
power->power_settings[0].config_val_low = sensor->mclk_frequency;
power = power_set_wait(power, 1);
// reset high
power->count = 1;
power->cmd_type = CAMERA_SENSOR_CMD_TYPE_PWR_UP;
power->power_settings[0].power_seq_type = 8;
power->power_settings[0].config_val_low = 1;
// wait 650000 cycles @ 19.2 mhz = 33.8 ms
power = power_set_wait(power, 34);
// probe happens here
// disable clock
power->count = 1;
power->cmd_type = CAMERA_SENSOR_CMD_TYPE_PWR_DOWN;
power->power_settings[0].power_seq_type = 0;
power->power_settings[0].config_val_low = 0;
power = power_set_wait(power, 1);
// reset high
power->count = 1;
power->cmd_type = CAMERA_SENSOR_CMD_TYPE_PWR_DOWN;
power->power_settings[0].power_seq_type = 8;
power->power_settings[0].config_val_low = 1;
power = power_set_wait(power, 1);
// reset low
power->count = 1;
power->cmd_type = CAMERA_SENSOR_CMD_TYPE_PWR_DOWN;
power->power_settings[0].power_seq_type = 8;
power->power_settings[0].config_val_low = 0;
power = power_set_wait(power, 1);
// power off
power->count = 3;
power->cmd_type = CAMERA_SENSOR_CMD_TYPE_PWR_DOWN;
power->power_settings[0].power_seq_type = 2;
power->power_settings[1].power_seq_type = 1;
power->power_settings[2].power_seq_type = 3;
int ret = do_cam_control(sensor_fd, CAM_SENSOR_PROBE_CMD, (void *)(uintptr_t)cam_packet_handle, 0);
LOGD("probing the sensor: %d", ret);
return ret;
}
void add_patch(struct cam_packet *pkt, int32_t dst_hdl, uint32_t dst_offset, int32_t src_hdl, uint32_t src_offset) {
void *ptr = (char*)&pkt->payload + pkt->patch_offset;
struct cam_patch_desc *p = (struct cam_patch_desc *)((unsigned char*)ptr + sizeof(struct cam_patch_desc)*pkt->num_patches);
p->dst_buf_hdl = dst_hdl;
p->src_buf_hdl = src_hdl;
p->dst_offset = dst_offset;
p->src_offset = src_offset;
pkt->num_patches++;
};
void SpectraCamera::config_bps(int idx, int request_id) {
/*
Handles per-frame BPS config.
* BPS = Bayer Processing Segment
*/
int size = sizeof(struct cam_packet) + sizeof(struct cam_cmd_buf_desc)*2 + sizeof(struct cam_buf_io_cfg)*2;
size += sizeof(struct cam_patch_desc)*9;
uint32_t cam_packet_handle = 0;
auto pkt = m->mem_mgr.alloc<struct cam_packet>(size, &cam_packet_handle);
pkt->header.op_code = CSLDeviceTypeBPS | CAM_ICP_OPCODE_BPS_UPDATE;
pkt->header.request_id = request_id;
pkt->header.size = size;
typedef struct {
struct {
uint32_t ptr[2];
uint32_t unknown[2];
} frames[9];
uint32_t unknown1;
uint32_t unknown2;
uint32_t unknown3;
uint32_t unknown4;
uint32_t cdm_addr;
uint32_t cdm_size;
uint32_t settings_addr;
uint32_t striping_addr;
uint32_t cdm_addr2;
uint32_t req_id;
uint64_t handle;
} bps_tmp;
typedef struct {
uint32_t a;
uint32_t n;
unsigned base : 32;
unsigned unused : 12;
unsigned length : 20;
uint32_t p;
uint32_t u;
uint32_t h;
uint32_t b;
} cdm_tmp;
// *** cmd buf ***
std::vector<uint32_t> patches;
struct cam_cmd_buf_desc *buf_desc = (struct cam_cmd_buf_desc *)&pkt->payload;
{
pkt->num_cmd_buf = 2;
pkt->kmd_cmd_buf_index = -1;
pkt->kmd_cmd_buf_offset = 0;
buf_desc[0].meta_data = 0;
buf_desc[0].mem_handle = bps_cmd.handle;
buf_desc[0].type = CAM_CMD_BUF_FW;
buf_desc[0].offset = bps_cmd.aligned_size()*idx;
buf_desc[0].length = sizeof(bps_tmp) + sizeof(cdm_tmp);
buf_desc[0].size = buf_desc[0].length;
// rest gets patched in
bps_tmp *fp = (bps_tmp *)((unsigned char *)bps_cmd.ptr + buf_desc[0].offset);
memset(fp, 0, buf_desc[0].length);
fp->handle = (uint64_t)icp_dev_handle;
fp->cdm_size = bps_cdm_striping_bl.size; // this comes from the striping lib create call
fp->req_id = 0; // why always 0?
cdm_tmp *pa = (cdm_tmp *)((unsigned char *)fp + sizeof(bps_tmp));
pa->a = 0;
pa->n = 1;
pa->p = 20; // GENERIC
pa->u = 0;
pa->h = 0;
pa->b = 0;
pa->unused = 0;
pa->base = 0; // this gets patched
int cdm_len = 0;
if (bps_lin_reg.size() == 0) {
for (int i = 0; i < 4; i++) {
bps_lin_reg.push_back(((sensor->linearization_pts[i] & 0xffff) << 0x10) | (sensor->linearization_pts[i] >> 0x10));
}
}
if (bps_ccm_reg.size() == 0) {
for (int i = 0; i < 3; i++) {
bps_ccm_reg.push_back(sensor->color_correct_matrix[i] | (sensor->color_correct_matrix[i+3] << 0x10));
bps_ccm_reg.push_back(sensor->color_correct_matrix[i+6]);
}
}
// white balance
cdm_len += write_cont((unsigned char *)bps_cdm_program_array.ptr + cdm_len, 0x2868, {
0x04000400,
0x00000400,
0x00000000,
0x00000000,
});
// debayer
cdm_len += write_cont((unsigned char *)bps_cdm_program_array.ptr + cdm_len, 0x2878, {
0x00000080,
0x00800066,
});
// linearization, EN=0
cdm_len += write_cont((unsigned char *)bps_cdm_program_array.ptr + cdm_len, 0x1868, bps_lin_reg);
cdm_len += write_cont((unsigned char *)bps_cdm_program_array.ptr + cdm_len, 0x1878, bps_lin_reg);
cdm_len += write_cont((unsigned char *)bps_cdm_program_array.ptr + cdm_len, 0x1888, bps_lin_reg);
cdm_len += write_cont((unsigned char *)bps_cdm_program_array.ptr + cdm_len, 0x1898, bps_lin_reg);
/*
uint8_t *start = (unsigned char *)bps_cdm_program_array.ptr + cdm_len;
uint64_t addr;
cdm_len += write_dmi((unsigned char *)bps_cdm_program_array.ptr + cdm_len, &addr, sensor->linearization_lut.size()*sizeof(uint32_t), 0x1808, 1);
patches.push_back(addr - (uint64_t)start);
*/
// color correction
cdm_len += write_cont((unsigned char *)bps_cdm_program_array.ptr + cdm_len, 0x2e68, bps_ccm_reg);
cdm_len += build_common_ife_bps((unsigned char *)bps_cdm_program_array.ptr + cdm_len, cc, sensor.get(), patches, false);
pa->length = cdm_len - 1;
// *** second command ***
// parsed by cam_icp_packet_generic_blob_handler
struct isp_packet {
uint32_t header;
struct cam_icp_clk_bw_request clk;
} __attribute__((packed)) tmp;
tmp.header = CAM_ICP_CMD_GENERIC_BLOB_CLK;
tmp.header |= (sizeof(cam_icp_clk_bw_request)) << 8;
tmp.clk.budget_ns = 0x1fca058;
tmp.clk.frame_cycles = 2329024; // comes from the striping lib
tmp.clk.rt_flag = 0x0;
tmp.clk.uncompressed_bw = 0x38512180;
tmp.clk.compressed_bw = 0x38512180;
buf_desc[1].size = sizeof(tmp);
buf_desc[1].offset = 0;
buf_desc[1].length = buf_desc[1].size - buf_desc[1].offset;
buf_desc[1].type = CAM_CMD_BUF_GENERIC;
buf_desc[1].meta_data = CAM_ICP_CMD_META_GENERIC_BLOB;
auto buf2 = m->mem_mgr.alloc<uint32_t>(buf_desc[1].size, (uint32_t*)&buf_desc[1].mem_handle);
memcpy(buf2.get(), &tmp, sizeof(tmp));
}
// *** io config ***
pkt->num_io_configs = 2;
pkt->io_configs_offset = sizeof(struct cam_cmd_buf_desc)*pkt->num_cmd_buf;
struct cam_buf_io_cfg *io_cfg = (struct cam_buf_io_cfg *)((char*)&pkt->payload + pkt->io_configs_offset);
{
// input frame
io_cfg[0].offsets[0] = 0;
io_cfg[0].mem_handle[0] = buf_handle_raw[idx];
io_cfg[0].planes[0] = (struct cam_plane_cfg){
.width = sensor->frame_width,
.height = sensor->frame_height + sensor->extra_height,
.plane_stride = sensor->frame_stride,
.slice_height = sensor->frame_height + sensor->extra_height,
};
io_cfg[0].format = sensor->mipi_format;
io_cfg[0].color_space = CAM_COLOR_SPACE_BASE;
io_cfg[0].color_pattern = 0x5;
io_cfg[0].bpp = (sensor->mipi_format == CAM_FORMAT_MIPI_RAW_10 ? 0xa : 0xc);
io_cfg[0].resource_type = CAM_ICP_BPS_INPUT_IMAGE;
io_cfg[0].fence = sync_objs_ife[idx];
io_cfg[0].direction = CAM_BUF_INPUT;
io_cfg[0].subsample_pattern = 0x1;
io_cfg[0].framedrop_pattern = 0x1;
// output frame
io_cfg[1].mem_handle[0] = buf_handle_yuv[idx];
io_cfg[1].mem_handle[1] = buf_handle_yuv[idx];
io_cfg[1].planes[0] = (struct cam_plane_cfg){
.width = sensor->frame_width,
.height = sensor->frame_height,
.plane_stride = stride,
.slice_height = y_height,
};
io_cfg[1].planes[1] = (struct cam_plane_cfg){
.width = sensor->frame_width,
.height = sensor->frame_height/2,
.plane_stride = stride,
.slice_height = uv_height,
};
io_cfg[1].offsets[1] = ALIGNED_SIZE(io_cfg[1].planes[0].plane_stride*io_cfg[1].planes[0].slice_height, 0x1000);
assert(io_cfg[1].offsets[1] == uv_offset);
io_cfg[1].format = CAM_FORMAT_NV12; // TODO: why is this 21 in the dump? should be 12
io_cfg[1].color_space = CAM_COLOR_SPACE_BT601_FULL;
io_cfg[1].resource_type = CAM_ICP_BPS_OUTPUT_IMAGE_FULL;
io_cfg[1].fence = sync_objs_bps[idx];
io_cfg[1].direction = CAM_BUF_OUTPUT;
io_cfg[1].subsample_pattern = 0x1;
io_cfg[1].framedrop_pattern = 0x1;
}
// *** patches ***
{
assert(patches.size() == 0 | patches.size() == 1);
pkt->patch_offset = sizeof(struct cam_cmd_buf_desc)*pkt->num_cmd_buf + sizeof(struct cam_buf_io_cfg)*pkt->num_io_configs;
if (patches.size() > 0) {
add_patch(pkt.get(), bps_cmd.handle, patches[0], bps_linearization_lut.handle, 0);
}
// input frame
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + offsetof(bps_tmp, frames[0].ptr[0]), buf_handle_raw[idx], 0);
// output frame
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + offsetof(bps_tmp, frames[1].ptr[0]), buf_handle_yuv[idx], 0);
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + offsetof(bps_tmp, frames[1].ptr[1]), buf_handle_yuv[idx], io_cfg[1].offsets[1]);
// rest of buffers
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + offsetof(bps_tmp, settings_addr), bps_iq.handle, 0);
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + offsetof(bps_tmp, cdm_addr2), bps_cmd.handle, sizeof(bps_tmp));
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + 0xc8, bps_cdm_program_array.handle, 0);
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + offsetof(bps_tmp, striping_addr), bps_striping.handle, 0);
add_patch(pkt.get(), bps_cmd.handle, buf_desc[0].offset + offsetof(bps_tmp, cdm_addr), bps_cdm_striping_bl.handle, 0);
}
int ret = device_config(m->icp_fd, session_handle, icp_dev_handle, cam_packet_handle);
assert(ret == 0);
}
void SpectraCamera::config_ife(int idx, int request_id, bool init) {
/*
Handles initial + per-frame IFE config.
* IFE = Image Front End
*/
int size = sizeof(struct cam_packet) + sizeof(struct cam_cmd_buf_desc)*2;
size += sizeof(struct cam_patch_desc)*10;
if (!init) {
size += sizeof(struct cam_buf_io_cfg);
}
uint32_t cam_packet_handle = 0;
auto pkt = m->mem_mgr.alloc<struct cam_packet>(size, &cam_packet_handle);
if (!init) {
pkt->header.op_code = CSLDeviceTypeIFE | OpcodesIFEUpdate; // 0xf000001
pkt->header.request_id = request_id;
} else {
pkt->header.op_code = CSLDeviceTypeIFE | OpcodesIFEInitialConfig; // 0xf000000
pkt->header.request_id = 1;
}
pkt->header.size = size;
// *** cmd buf ***
std::vector<uint32_t> patches;
{
struct cam_cmd_buf_desc *buf_desc = (struct cam_cmd_buf_desc *)&pkt->payload;
pkt->num_cmd_buf = 2;
// *** first command ***
buf_desc[0].size = ife_cmd.size;
buf_desc[0].length = 0;
buf_desc[0].type = CAM_CMD_BUF_DIRECT;
buf_desc[0].meta_data = CAM_ISP_PACKET_META_COMMON;
buf_desc[0].mem_handle = ife_cmd.handle;
buf_desc[0].offset = ife_cmd.aligned_size()*idx;
// stream of IFE register writes
bool is_raw = output_type != ISP_IFE_PROCESSED;
if (!is_raw) {
if (init) {
buf_desc[0].length = build_initial_config((unsigned char*)ife_cmd.ptr + buf_desc[0].offset, cc, sensor.get(), patches);
} else {
buf_desc[0].length = build_update((unsigned char*)ife_cmd.ptr + buf_desc[0].offset, cc, sensor.get(), patches);
}
}
pkt->kmd_cmd_buf_offset = buf_desc[0].length;
pkt->kmd_cmd_buf_index = 0;
// *** second command ***
// parsed by cam_isp_packet_generic_blob_handler
struct isp_packet {
uint32_t type_0;
cam_isp_resource_hfr_config resource_hfr;
uint32_t type_1;
cam_isp_clock_config clock;
uint64_t extra_rdi_hz[3];
uint32_t type_2;
cam_isp_bw_config bw;
struct cam_isp_bw_vote extra_rdi_vote[6];
} __attribute__((packed)) tmp;
memset(&tmp, 0, sizeof(tmp));
tmp.type_0 = CAM_ISP_GENERIC_BLOB_TYPE_HFR_CONFIG;
tmp.type_0 |= sizeof(cam_isp_resource_hfr_config) << 8;
static_assert(sizeof(cam_isp_resource_hfr_config) == 0x20);
tmp.resource_hfr = {
.num_ports = 1,
.port_hfr_config[0] = {
.resource_type = static_cast<uint32_t>(is_raw ? CAM_ISP_IFE_OUT_RES_RDI_0 : CAM_ISP_IFE_OUT_RES_FULL),
.subsample_pattern = 1,
.subsample_period = 0,
.framedrop_pattern = 1,
.framedrop_period = 0,
}
};
tmp.type_1 = CAM_ISP_GENERIC_BLOB_TYPE_CLOCK_CONFIG;
tmp.type_1 |= (sizeof(cam_isp_clock_config) + sizeof(tmp.extra_rdi_hz)) << 8;
static_assert((sizeof(cam_isp_clock_config) + sizeof(tmp.extra_rdi_hz)) == 0x38);
tmp.clock = {
.usage_type = 1, // dual mode
.num_rdi = 4,
.left_pix_hz = 404000000,
.right_pix_hz = 404000000,
.rdi_hz[0] = 404000000,
};
tmp.type_2 = CAM_ISP_GENERIC_BLOB_TYPE_BW_CONFIG;
tmp.type_2 |= (sizeof(cam_isp_bw_config) + sizeof(tmp.extra_rdi_vote)) << 8;
static_assert((sizeof(cam_isp_bw_config) + sizeof(tmp.extra_rdi_vote)) == 0xe0);
tmp.bw = {
.usage_type = 1, // dual mode
.num_rdi = 4,
.left_pix_vote = {
.resource_id = 0,
.cam_bw_bps = 450000000,
.ext_bw_bps = 450000000,
},
.rdi_vote[0] = {
.resource_id = 0,
.cam_bw_bps = 8706200000,
.ext_bw_bps = 8706200000,
},
};
static_assert(offsetof(struct isp_packet, type_2) == 0x60);
buf_desc[1].size = sizeof(tmp);
buf_desc[1].offset = !init ? 0x60 : 0;
buf_desc[1].length = buf_desc[1].size - buf_desc[1].offset;
buf_desc[1].type = CAM_CMD_BUF_GENERIC;
buf_desc[1].meta_data = CAM_ISP_PACKET_META_GENERIC_BLOB_COMMON;
auto buf2 = m->mem_mgr.alloc<uint32_t>(buf_desc[1].size, (uint32_t*)&buf_desc[1].mem_handle);
memcpy(buf2.get(), &tmp, sizeof(tmp));
}
// *** io config ***
if (!init) {
// configure output frame
pkt->num_io_configs = 1;
pkt->io_configs_offset = sizeof(struct cam_cmd_buf_desc)*pkt->num_cmd_buf;
struct cam_buf_io_cfg *io_cfg = (struct cam_buf_io_cfg *)((char*)&pkt->payload + pkt->io_configs_offset);
if (output_type != ISP_IFE_PROCESSED) {
io_cfg[0].mem_handle[0] = buf_handle_raw[idx];
io_cfg[0].planes[0] = (struct cam_plane_cfg){
.width = sensor->frame_width,
.height = sensor->frame_height,
.plane_stride = sensor->frame_stride,
.slice_height = sensor->frame_height + sensor->extra_height,
};
io_cfg[0].format = sensor->mipi_format;
io_cfg[0].color_space = CAM_COLOR_SPACE_BASE;
io_cfg[0].color_pattern = 0x5;
io_cfg[0].bpp = (sensor->mipi_format == CAM_FORMAT_MIPI_RAW_10 ? 0xa : 0xc);
io_cfg[0].resource_type = CAM_ISP_IFE_OUT_RES_RDI_0;
io_cfg[0].fence = sync_objs_ife[idx];
io_cfg[0].direction = CAM_BUF_OUTPUT;
io_cfg[0].subsample_pattern = 0x1;
io_cfg[0].framedrop_pattern = 0x1;
} else {
io_cfg[0].mem_handle[0] = buf_handle_yuv[idx];
io_cfg[0].mem_handle[1] = buf_handle_yuv[idx];
io_cfg[0].planes[0] = (struct cam_plane_cfg){
.width = sensor->frame_width,
.height = sensor->frame_height,
.plane_stride = stride,
.slice_height = y_height,
};
io_cfg[0].planes[1] = (struct cam_plane_cfg){
.width = sensor->frame_width,
.height = sensor->frame_height/2,
.plane_stride = stride,
.slice_height = uv_height,
};
io_cfg[0].offsets[1] = uv_offset;
io_cfg[0].format = CAM_FORMAT_NV12;
io_cfg[0].color_space = 0;
io_cfg[0].color_pattern = 0x0;
io_cfg[0].bpp = 0;
io_cfg[0].resource_type = CAM_ISP_IFE_OUT_RES_FULL;
io_cfg[0].fence = sync_objs_ife[idx];
io_cfg[0].direction = CAM_BUF_OUTPUT;
io_cfg[0].subsample_pattern = 0x1;
io_cfg[0].framedrop_pattern = 0x1;
}
}
// *** patches ***
// sets up the kernel driver to do address translation for the IFE
{
// order here corresponds to the one in build_initial_config
assert(patches.size() == 6 || patches.size() == 0);
pkt->patch_offset = sizeof(struct cam_cmd_buf_desc)*pkt->num_cmd_buf + sizeof(struct cam_buf_io_cfg)*pkt->num_io_configs;
if (patches.size() > 0) {
// linearization LUT
add_patch(pkt.get(), ife_cmd.handle, patches[0], ife_linearization_lut.handle, 0);
// vignetting correction LUTs
add_patch(pkt.get(), ife_cmd.handle, patches[1], ife_vignetting_lut.handle, 0);
add_patch(pkt.get(), ife_cmd.handle, patches[2], ife_vignetting_lut.handle, ife_vignetting_lut.size);
// gamma LUTs
for (int i = 0; i < 3; i++) {
add_patch(pkt.get(), ife_cmd.handle, patches[i+3], ife_gamma_lut.handle, ife_gamma_lut.size*i);
}
}
}
int ret = device_config(m->isp_fd, session_handle, isp_dev_handle, cam_packet_handle);
assert(ret == 0);
}
void SpectraCamera::enqueue_frame(uint64_t request_id) {
int i = request_id % ife_buf_depth;
assert(sync_objs_ife[i] == 0);
// create output fences
struct cam_sync_info sync_create = {0};
strcpy(sync_create.name, "NodeOutputPortFence");
int ret = do_sync_control(m->cam_sync_fd, CAM_SYNC_CREATE, &sync_create, sizeof(sync_create));
if (ret != 0) {
LOGE("failed to create fence: %d %d", ret, sync_create.sync_obj);
} else {
sync_objs_ife[i] = sync_create.sync_obj;
}
if (icp_dev_handle > 0) {
ret = do_cam_control(m->cam_sync_fd, CAM_SYNC_CREATE, &sync_create, sizeof(sync_create));
if (ret != 0) {
LOGE("failed to create fence: %d %d", ret, sync_create.sync_obj);
} else {
sync_objs_bps[i] = sync_create.sync_obj;
}
}
// schedule request with camera request manager
struct cam_req_mgr_sched_request req_mgr_sched_request = {0};
req_mgr_sched_request.session_hdl = session_handle;
req_mgr_sched_request.link_hdl = link_handle;
req_mgr_sched_request.req_id = request_id;
ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_SCHED_REQ, &req_mgr_sched_request, sizeof(req_mgr_sched_request));
if (ret != 0) {
LOGE("failed to schedule cam mgr request: %d %lu", ret, request_id);
}
// poke sensor, must happen after schedule
sensors_poke(request_id);
// submit request to IFE and BPS
config_ife(i, request_id);
if (output_type == ISP_BPS_PROCESSED) config_bps(i, request_id);
}
void SpectraCamera::destroySyncObjectAt(int index) {
auto destroy_sync_obj = [](int cam_sync_fd, int32_t &sync_obj) {
if (sync_obj == 0) return;
struct cam_sync_info sync_destroy = {.sync_obj = sync_obj};
int ret = do_sync_control(cam_sync_fd, CAM_SYNC_DESTROY, &sync_destroy, sizeof(sync_destroy));
if (ret != 0) {
LOGE("Failed to destroy sync object: %d, sync_obj: %d", ret, sync_destroy.sync_obj);
}
sync_obj = 0; // Reset the sync object to 0
};
destroy_sync_obj(m->cam_sync_fd, sync_objs_ife[index]);
destroy_sync_obj(m->cam_sync_fd, sync_objs_bps[index]);
}
void SpectraCamera::camera_map_bufs() {
int ret;
for (int i = 0; i < ife_buf_depth; i++) {
// map our VisionIPC bufs into ISP memory
struct cam_mem_mgr_map_cmd mem_mgr_map_cmd = {0};
mem_mgr_map_cmd.flags = CAM_MEM_FLAG_HW_READ_WRITE;
mem_mgr_map_cmd.mmu_hdls[0] = m->device_iommu;
mem_mgr_map_cmd.num_hdl = 1;
if (icp_dev_handle > 0) {
mem_mgr_map_cmd.num_hdl = 2;
mem_mgr_map_cmd.mmu_hdls[1] = m->icp_device_iommu;
}
if (output_type != ISP_IFE_PROCESSED) {
// RAW bayer images
mem_mgr_map_cmd.fd = buf.camera_bufs_raw[i].fd;
ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_MAP_BUF, &mem_mgr_map_cmd, sizeof(mem_mgr_map_cmd));
assert(ret == 0);
LOGD("map buf req: (fd: %d) 0x%x %d", buf.camera_bufs_raw[i].fd, mem_mgr_map_cmd.out.buf_handle, ret);
buf_handle_raw[i] = mem_mgr_map_cmd.out.buf_handle;
}
if (output_type != ISP_RAW_OUTPUT) {
// final processed images
VisionBuf *vb = buf.vipc_server->get_buffer(buf.stream_type, i);
mem_mgr_map_cmd.fd = vb->fd;
ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_MAP_BUF, &mem_mgr_map_cmd, sizeof(mem_mgr_map_cmd));
LOGD("map buf req: (fd: %d) 0x%x %d", vb->fd, mem_mgr_map_cmd.out.buf_handle, ret);
buf_handle_yuv[i] = mem_mgr_map_cmd.out.buf_handle;
}
}
}
bool SpectraCamera::openSensor() {
sensor_fd = open_v4l_by_name_and_index("cam-sensor-driver", cc.camera_num);
assert(sensor_fd >= 0);
LOGD("opened sensor for %d", cc.camera_num);
LOGD("-- Probing sensor %d", cc.camera_num);
auto init_sensor_lambda = [this](SensorInfo *s) {
sensor.reset(s);
return (sensors_init() == 0);
};
// Figure out which sensor we have
if (!init_sensor_lambda(new AR0231) &&
!init_sensor_lambda(new OX03C10) &&
!init_sensor_lambda(new OS04C10)) {
LOGE("** sensor %d FAILED bringup, disabling", cc.camera_num);
enabled = false;
return false;
}
LOGD("-- Probing sensor %d success", cc.camera_num);
// create session
struct cam_req_mgr_session_info session_info = {};
int ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_CREATE_SESSION, &session_info, sizeof(session_info));
LOGD("get session: %d 0x%X", ret, session_info.session_hdl);
session_handle = session_info.session_hdl;
// access the sensor
LOGD("-- Accessing sensor");
auto sensor_dev_handle_ = device_acquire(sensor_fd, session_handle, nullptr);
assert(sensor_dev_handle_);
sensor_dev_handle = *sensor_dev_handle_;
LOGD("acquire sensor dev");
LOG("-- Configuring sensor");
sensors_i2c(sensor->init_reg_array.data(), sensor->init_reg_array.size(), CAM_SENSOR_PACKET_OPCODE_SENSOR_CONFIG, sensor->data_word);
return true;
}
void SpectraCamera::configISP() {
if (!enabled) return;
struct cam_isp_in_port_info in_port_info = {
// ISP input to the CSID
.res_type = cc.phy,
.lane_type = CAM_ISP_LANE_TYPE_DPHY,
.lane_num = 4,
.lane_cfg = 0x3210,
.vc = 0x0,
.dt = sensor->frame_data_type,
.format = sensor->mipi_format,
.test_pattern = sensor->bayer_pattern,
.usage_type = 0x0,
.left_start = 0,
.left_stop = sensor->frame_width - 1,
.left_width = sensor->frame_width,
.right_start = 0,
.right_stop = sensor->frame_width - 1,
.right_width = sensor->frame_width,
.line_start = sensor->frame_offset,
.line_stop = sensor->frame_height + sensor->frame_offset - 1,
.height = sensor->frame_height + sensor->frame_offset,
.pixel_clk = 0x0,
.batch_size = 0x0,
.dsp_mode = CAM_ISP_DSP_MODE_NONE,
.hbi_cnt = 0x0,
.custom_csid = 0x0,
// ISP outputs
.num_out_res = 0x1,
.data[0] = (struct cam_isp_out_port_info){
.res_type = CAM_ISP_IFE_OUT_RES_FULL,
.format = CAM_FORMAT_NV12,
.width = sensor->frame_width,
.height = sensor->frame_height + sensor->extra_height,
.comp_grp_id = 0x0, .split_point = 0x0, .secure_mode = 0x0,
},
};
if (output_type != ISP_IFE_PROCESSED) {
in_port_info.line_start = 0;
in_port_info.line_stop = sensor->frame_height + sensor->extra_height - 1;
in_port_info.height = sensor->frame_height + sensor->extra_height;
in_port_info.data[0].res_type = CAM_ISP_IFE_OUT_RES_RDI_0;
in_port_info.data[0].format = sensor->mipi_format;
}
struct cam_isp_resource isp_resource = {
.resource_id = CAM_ISP_RES_ID_PORT,
.handle_type = CAM_HANDLE_USER_POINTER,
.res_hdl = (uint64_t)&in_port_info,
.length = sizeof(in_port_info),
};
auto isp_dev_handle_ = device_acquire(m->isp_fd, session_handle, &isp_resource);
assert(isp_dev_handle_);
isp_dev_handle = *isp_dev_handle_;
LOGD("acquire isp dev");
// allocate IFE memory, then configure it
ife_cmd.init(m, 67984, 0x20, false, m->device_iommu, m->cdm_iommu, ife_buf_depth);
if (output_type == ISP_IFE_PROCESSED) {
assert(sensor->gamma_lut_rgb.size() == 64);
ife_gamma_lut.init(m, sensor->gamma_lut_rgb.size()*sizeof(uint32_t), 0x20, false, m->device_iommu, m->cdm_iommu, 3); // 3 for RGB
for (int i = 0; i < 3; i++) {
memcpy(ife_gamma_lut.ptr + ife_gamma_lut.size*i, sensor->gamma_lut_rgb.data(), ife_gamma_lut.size);
}
assert(sensor->linearization_lut.size() == 36);
ife_linearization_lut.init(m, sensor->linearization_lut.size()*sizeof(uint32_t), 0x20, false, m->device_iommu, m->cdm_iommu);
memcpy(ife_linearization_lut.ptr, sensor->linearization_lut.data(), ife_linearization_lut.size);
assert(sensor->vignetting_lut.size() == 221);
ife_vignetting_lut.init(m, sensor->vignetting_lut.size()*sizeof(uint32_t), 0x20, false, m->device_iommu, m->cdm_iommu, 2);
for (int i = 0; i < 2; i++) {
memcpy(ife_vignetting_lut.ptr + ife_vignetting_lut.size*i, sensor->vignetting_lut.data(), ife_vignetting_lut.size);
}
}
config_ife(0, 1, true);
}
void SpectraCamera::configICP() {
/*
Configures both the ICP and BPS.
*/
int cfg_handle;
uint32_t cfg_size = sizeof(bps_cfg[0]) / sizeof(bps_cfg[0][0]);
void *cfg = alloc_w_mmu_hdl(m->video0_fd, cfg_size, (uint32_t*)&cfg_handle, 0x1,
CAM_MEM_FLAG_HW_READ_WRITE | CAM_MEM_FLAG_UMD_ACCESS | CAM_MEM_FLAG_HW_SHARED_ACCESS,
m->icp_device_iommu);
memcpy(cfg, bps_cfg[sensor->num()], cfg_size);
struct cam_icp_acquire_dev_info icp_info = {
.scratch_mem_size = 0x0,
.dev_type = CAM_ICP_RES_TYPE_BPS,
.io_config_cmd_size = cfg_size,
.io_config_cmd_handle = cfg_handle,
.secure_mode = 0,
.num_out_res = 1,
.in_res = (struct cam_icp_res_info){
.format = 0x9, // RAW MIPI
.width = sensor->frame_width,
.height = sensor->frame_height,
.fps = 20,
},
.out_res[0] = (struct cam_icp_res_info){
.format = 0x3, // YUV420NV12
.width = sensor->frame_width,
.height = sensor->frame_height,
.fps = 20,
},
};
auto h = device_acquire(m->icp_fd, session_handle, &icp_info);
assert(h);
icp_dev_handle = *h;
LOGD("acquire icp dev");
release(m->video0_fd, cfg_handle);
// BPS has a lot of buffers to init
bps_cmd.init(m, 464, 0x20, true, m->icp_device_iommu, 0, ife_buf_depth);
// BPSIQSettings struct
uint32_t settings_size = sizeof(bps_settings[0]) / sizeof(bps_settings[0][0]);
bps_iq.init(m, settings_size, 0x20, true, m->icp_device_iommu);
memcpy(bps_iq.ptr, bps_settings[sensor->num()], settings_size);
// for cdm register writes, just make it bigger than you need
bps_cdm_program_array.init(m, 0x1000, 0x20, true, m->icp_device_iommu);
// striping lib output
uint32_t striping_size = sizeof(bps_striping_output[0]) / sizeof(bps_striping_output[0][0]);
bps_striping.init(m, striping_size, 0x20, true, m->icp_device_iommu);
memcpy(bps_striping.ptr, bps_striping_output[sensor->num()], striping_size);
// used internally by the BPS, we just allocate it.
// size comes from the BPSStripingLib
bps_cdm_striping_bl.init(m, 0xa100, 0x20, true, m->icp_device_iommu);
// LUTs
/*
bps_linearization_lut.init(m, sensor->linearization_lut.size()*sizeof(uint32_t), 0x20, true, m->icp_device_iommu);
memcpy(bps_linearization_lut.ptr, sensor->linearization_lut.data(), bps_linearization_lut.size);
*/
}
void SpectraCamera::configCSIPHY() {
csiphy_fd = open_v4l_by_name_and_index("cam-csiphy-driver", cc.camera_num);
assert(csiphy_fd >= 0);
LOGD("opened csiphy for %d", cc.camera_num);
struct cam_csiphy_acquire_dev_info csiphy_acquire_dev_info = {.combo_mode = 0};
auto csiphy_dev_handle_ = device_acquire(csiphy_fd, session_handle, &csiphy_acquire_dev_info);
assert(csiphy_dev_handle_);
csiphy_dev_handle = *csiphy_dev_handle_;
LOGD("acquire csiphy dev");
// config csiphy
LOG("-- Config CSI PHY");
{
uint32_t cam_packet_handle = 0;
int size = sizeof(struct cam_packet)+sizeof(struct cam_cmd_buf_desc)*1;
auto pkt = m->mem_mgr.alloc<struct cam_packet>(size, &cam_packet_handle);
pkt->num_cmd_buf = 1;
pkt->kmd_cmd_buf_index = -1;
pkt->header.size = size;
struct cam_cmd_buf_desc *buf_desc = (struct cam_cmd_buf_desc *)&pkt->payload;
buf_desc[0].size = buf_desc[0].length = sizeof(struct cam_csiphy_info);
buf_desc[0].type = CAM_CMD_BUF_GENERIC;
auto csiphy_info = m->mem_mgr.alloc<struct cam_csiphy_info>(buf_desc[0].size, (uint32_t*)&buf_desc[0].mem_handle);
csiphy_info->lane_mask = 0x1f;
csiphy_info->lane_assign = 0x3210;// skip clk. How is this 16 bit for 5 channels??
csiphy_info->csiphy_3phase = 0x0; // no 3 phase, only 2 conductors per lane
csiphy_info->combo_mode = 0x0;
csiphy_info->lane_cnt = 0x4;
csiphy_info->secure_mode = 0x0;
csiphy_info->settle_time = MIPI_SETTLE_CNT * 200000000ULL;
csiphy_info->data_rate = 48000000; // Calculated by camera_freqs.py
int ret_ = device_config(csiphy_fd, session_handle, csiphy_dev_handle, cam_packet_handle);
assert(ret_ == 0);
}
}
void SpectraCamera::linkDevices() {
LOG("-- Link devices");
struct cam_req_mgr_link_info req_mgr_link_info = {0};
req_mgr_link_info.session_hdl = session_handle;
req_mgr_link_info.num_devices = 2;
req_mgr_link_info.dev_hdls[0] = isp_dev_handle;
req_mgr_link_info.dev_hdls[1] = sensor_dev_handle;
int ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_LINK, &req_mgr_link_info, sizeof(req_mgr_link_info));
assert(ret == 0);
link_handle = req_mgr_link_info.link_hdl;
LOGD("link: %d session: 0x%X isp: 0x%X sensors: 0x%X link: 0x%X", ret, session_handle, isp_dev_handle, sensor_dev_handle, link_handle);
struct cam_req_mgr_link_control req_mgr_link_control = {0};
req_mgr_link_control.ops = CAM_REQ_MGR_LINK_ACTIVATE;
req_mgr_link_control.session_hdl = session_handle;
req_mgr_link_control.num_links = 1;
req_mgr_link_control.link_hdls[0] = link_handle;
ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_LINK_CONTROL, &req_mgr_link_control, sizeof(req_mgr_link_control));
LOGD("link control: %d", ret);
ret = device_control(csiphy_fd, CAM_START_DEV, session_handle, csiphy_dev_handle);
LOGD("start csiphy: %d", ret);
assert(ret == 0);
ret = device_control(m->isp_fd, CAM_START_DEV, session_handle, isp_dev_handle);
LOGD("start isp: %d", ret);
assert(ret == 0);
if (output_type == ISP_BPS_PROCESSED) {
ret = device_control(m->icp_fd, CAM_START_DEV, session_handle, icp_dev_handle);
LOGD("start icp: %d", ret);
assert(ret == 0);
}
}
void SpectraCamera::camera_close() {
LOG("-- Stop devices %d", cc.camera_num);
if (enabled) {
// ret = device_control(sensor_fd, CAM_STOP_DEV, session_handle, sensor_dev_handle);
// LOGD("stop sensor: %d", ret);
int ret = device_control(m->isp_fd, CAM_STOP_DEV, session_handle, isp_dev_handle);
LOGD("stop isp: %d", ret);
if (output_type == ISP_BPS_PROCESSED) {
ret = device_control(m->icp_fd, CAM_STOP_DEV, session_handle, icp_dev_handle);
LOGD("stop icp: %d", ret);
}
ret = device_control(csiphy_fd, CAM_STOP_DEV, session_handle, csiphy_dev_handle);
LOGD("stop csiphy: %d", ret);
// link control stop
LOG("-- Stop link control");
struct cam_req_mgr_link_control req_mgr_link_control = {0};
req_mgr_link_control.ops = CAM_REQ_MGR_LINK_DEACTIVATE;
req_mgr_link_control.session_hdl = session_handle;
req_mgr_link_control.num_links = 1;
req_mgr_link_control.link_hdls[0] = link_handle;
ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_LINK_CONTROL, &req_mgr_link_control, sizeof(req_mgr_link_control));
LOGD("link control stop: %d", ret);
// unlink
LOG("-- Unlink");
struct cam_req_mgr_unlink_info req_mgr_unlink_info = {0};
req_mgr_unlink_info.session_hdl = session_handle;
req_mgr_unlink_info.link_hdl = link_handle;
ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_UNLINK, &req_mgr_unlink_info, sizeof(req_mgr_unlink_info));
LOGD("unlink: %d", ret);
// release devices
LOGD("-- Release devices");
ret = device_control(m->isp_fd, CAM_RELEASE_DEV, session_handle, isp_dev_handle);
LOGD("release isp: %d", ret);
if (output_type == ISP_BPS_PROCESSED) {
ret = device_control(m->icp_fd, CAM_RELEASE_DEV, session_handle, icp_dev_handle);
LOGD("release icp: %d", ret);
}
ret = device_control(csiphy_fd, CAM_RELEASE_DEV, session_handle, csiphy_dev_handle);
LOGD("release csiphy: %d", ret);
for (int i = 0; i < ife_buf_depth; i++) {
if (buf_handle_raw[i]) {
release(m->video0_fd, buf_handle_raw[i]);
}
if (buf_handle_yuv[i]) {
release(m->video0_fd, buf_handle_yuv[i]);
}
}
LOGD("released buffers");
}
int ret = device_control(sensor_fd, CAM_RELEASE_DEV, session_handle, sensor_dev_handle);
LOGD("release sensor: %d", ret);
// destroyed session
struct cam_req_mgr_session_info session_info = {.session_hdl = session_handle};
ret = do_cam_control(m->video0_fd, CAM_REQ_MGR_DESTROY_SESSION, &session_info, sizeof(session_info));
LOGD("destroyed session %d: %d", cc.camera_num, ret);
}
bool SpectraCamera::handle_camera_event(const cam_req_mgr_message *event_data) {
/*
Handles camera SOF event. Returns true if the frame is valid for publishing.
*/
uint64_t request_id = event_data->u.frame_msg.request_id; // ID from the camera request manager
uint64_t frame_id_raw = event_data->u.frame_msg.frame_id; // raw as opposed to our re-indexed frame ID
uint64_t timestamp = event_data->u.frame_msg.timestamp; // timestamped in the kernel's SOF IRQ callback
//LOGD("handle cam %d ts %lu req id %lu frame id %lu", cc.camera_num, timestamp, request_id, frame_id_raw);
if (stress_test("skipping SOF event")) return false;
if (!validateEvent(request_id, frame_id_raw)) {
return false;
}
// Update tracking variables
if (request_id == request_id_last + 1) {
skip_expected = false;
}
frame_id_raw_last = frame_id_raw;
request_id_last = request_id;
// Wait until frame's fully read out and processed
if (!waitForFrameReady(request_id)) {
// Reset queue on sync failure to prevent frame tearing
LOGE("camera %d sync failure %ld %ld ", cc.camera_num, request_id, frame_id_raw);
clearAndRequeue(request_id + 1);
return false;
}
int buf_idx = request_id % ife_buf_depth;
bool ret = processFrame(buf_idx, request_id, frame_id_raw, timestamp);
destroySyncObjectAt(buf_idx);
enqueue_frame(request_id + ife_buf_depth); // request next frame for this slot
return ret;
}
bool SpectraCamera::validateEvent(uint64_t request_id, uint64_t frame_id_raw) {
// check if the request ID is even valid. this happens after queued
// requests are cleared. unclear if it happens any other time.
if (request_id == 0) {
if (invalid_request_count++ > 10) {
LOGE("camera %d reset after half second of invalid requests", cc.camera_num);
clearAndRequeue(request_id_last + 1);
invalid_request_count = 0;
}
return false;
}
invalid_request_count = 0;
// check for skips in frame_id or request_id
if (!skip_expected) {
if (frame_id_raw != frame_id_raw_last + 1) {
LOGE("camera %d frame ID skipped, %lu -> %lu", cc.camera_num, frame_id_raw_last, frame_id_raw);
clearAndRequeue(request_id + 1);
return false;
}
if (request_id != request_id_last + 1) {
LOGE("camera %d requests skipped %ld -> %ld", cc.camera_num, request_id_last, request_id);
clearAndRequeue(request_id_last + 1);
return false;
}
}
return true;
}
void SpectraCamera::clearAndRequeue(uint64_t from_request_id) {
// clear everything, then queue up a fresh set of frames
LOGW("clearing and requeuing camera %d from %lu", cc.camera_num, from_request_id);
clear_req_queue();
for (uint64_t id = from_request_id; id < from_request_id + ife_buf_depth; ++id) {
enqueue_frame(id);
}
skip_expected = true;
}
bool SpectraCamera::waitForFrameReady(uint64_t request_id) {
int buf_idx = request_id % ife_buf_depth;
assert(sync_objs_ife[buf_idx]);
auto waitForSync = [&](uint32_t sync_obj, int timeout_ms, const char *sync_type) {
struct cam_sync_wait sync_wait = {};
sync_wait.sync_obj = sync_obj;
sync_wait.timeout_ms = stress_test(sync_type) ? 1 : timeout_ms;
return do_sync_control(m->cam_sync_fd, CAM_SYNC_WAIT, &sync_wait, sizeof(sync_wait)) == 0;
};
// wait for frame from IFE
// - in RAW_OUTPUT mode, this time is just the frame readout from the sensor
// - in IFE_PROCESSED mode, this time also includes image processing (~1ms)
bool success = waitForSync(sync_objs_ife[buf_idx], 100, "IFE sync");
if (success && sync_objs_bps[buf_idx]) {
// BPS is typically 7ms
success = waitForSync(sync_objs_bps[buf_idx], 50, "BPS sync");
}
return success;
}
bool SpectraCamera::processFrame(int buf_idx, uint64_t request_id, uint64_t frame_id_raw, uint64_t timestamp) {
if (!syncFirstFrame(cc.camera_num, request_id, frame_id_raw, timestamp)) {
return false;
}
// in IFE_PROCESSED mode, we can't know the true EOF, so recover it with sensor readout time
uint64_t timestamp_eof = timestamp + sensor->readout_time_ns;
// Update buffer and frame data
buf.cur_buf_idx = buf_idx;
buf.cur_frame_data = {
.frame_id = (uint32_t)(frame_id_raw - camera_sync_data[cc.camera_num].frame_id_offset),
.request_id = (uint32_t)request_id,
.timestamp_sof = timestamp,
.timestamp_eof = timestamp_eof,
.processing_time = float((nanos_since_boot() - timestamp_eof) * 1e-9)
};
return true;
}
bool SpectraCamera::syncFirstFrame(int camera_id, uint64_t request_id, uint64_t raw_id, uint64_t timestamp) {
if (first_frame_synced) return true;
// Store the frame data for this camera
camera_sync_data[camera_id] = SyncData{timestamp, raw_id + 1};
// Ensure all cameras are up
int enabled_camera_count = std::count_if(std::begin(ALL_CAMERA_CONFIGS), std::end(ALL_CAMERA_CONFIGS),
[](const auto &config) { return config.enabled; });
bool all_cams_up = camera_sync_data.size() == enabled_camera_count;
// Wait until the timestamps line up
bool all_cams_synced = true;
for (const auto &[_, sync_data] : camera_sync_data) {
uint64_t diff = std::max(timestamp, sync_data.timestamp) -
std::min(timestamp, sync_data.timestamp);
if (diff > 0.2*1e6) { // milliseconds
all_cams_synced = false;
}
}
if (all_cams_up && all_cams_synced) {
first_frame_synced = true;
for (const auto&[cam, sync_data] : camera_sync_data) {
LOGW("camera %d synced on frame_id_offset %ld timestamp %lu", cam, sync_data.frame_id_offset, sync_data.timestamp);
}
}
// Timeout in case the timestamps never line up
if (raw_id > 40) {
LOGE("camera first frame sync timed out");
first_frame_synced = true;
}
return false;
}