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/*
*
* Copyright (C) 2023 Adrian Larumbe <adrian.larumbe@collabora.com>
*
* This file is part of Nvtop and adapted from the msm implementation.
*
* Nvtop is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Nvtop is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with nvtop. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <xf86drm.h>
#include "nvtop/device_discovery.h"
#include "nvtop/extract_gpuinfo_common.h"
#include "nvtop/extract_processinfo_fdinfo.h"
#include "nvtop/time.h"
#include "panthor_drm.h"
#include "panthor_utils.h"
#include "mali_common.h"
static bool gpuinfo_panthor_init(void);
static void gpuinfo_panthor_shutdown(void);
static const char *gpuinfo_panthor_last_error_string(void);
static bool gpuinfo_panthor_get_device_handles(struct list_head *devices, unsigned *count);
static void gpuinfo_panthor_populate_static_info(struct gpu_info *_gpu_info);
static void gpuinfo_panthor_refresh_dynamic_info(struct gpu_info *_gpu_info);
static void gpuinfo_panthor_get_running_processes(struct gpu_info *_gpu_info);
static struct gpu_vendor gpu_vendor_panthor = {
.init = gpuinfo_panthor_init,
.shutdown = gpuinfo_panthor_shutdown,
.last_error_string = gpuinfo_panthor_last_error_string,
.get_device_handles = gpuinfo_panthor_get_device_handles,
.populate_static_info = gpuinfo_panthor_populate_static_info,
.refresh_dynamic_info = gpuinfo_panthor_refresh_dynamic_info,
.refresh_running_processes = gpuinfo_panthor_get_running_processes,
.refresh_utilisation_rate = gpuinfo_refresh_utilisation_rate,
.name = "panthor",
};
static struct drmFuncTable drmFuncs;
static struct mali_gpu_state mali_state;
__attribute__((constructor)) static void init_extract_gpuinfo_panthor(void) { register_gpu_vendor(&gpu_vendor_panthor); }
bool gpuinfo_panthor_init(void) {
return mali_init_drm_funcs(&drmFuncs, &mali_state);
}
void gpuinfo_panthor_shutdown(void) {
mali_shutdown_common(&mali_state, &drmFuncs);
}
static const char *gpuinfo_panthor_last_error_string(void) {
static char driver_msg[MAX_ERR_STRING_LEN] = {0};
return mali_common_last_error_string(&mali_state,
gpu_vendor_panthor.name,
driver_msg);
}
static void panthor_check_fdinfo_keys (bool *is_engine, bool *is_cycles,
bool *is_maxfreq, bool *is_curfreq,
bool *is_resident, char *key)
{
static const char drm_panthor_engine[] = "drm-engine-panthor";
static const char drm_panthor_cycles[] = "drm-cycles-panthor";
static const char drm_panthor_maxfreq[] = "drm-maxfreq-panthor";
static const char drm_panthor_curfreq[] = "drm-curfreq-panthor";
static const char drm_panthor_resident_mem[] = "drm-resident-memory";
*is_engine = !strcmp(key, drm_panthor_engine);
*is_cycles = !strcmp(key, drm_panthor_cycles);
*is_maxfreq = !strcmp(key, drm_panthor_maxfreq);
*is_curfreq = !strcmp(key, drm_panthor_curfreq);
*is_resident = !strcmp(key, drm_panthor_resident_mem);
}
static bool parse_drm_fdinfo_panthor(struct gpu_info *info, FILE *fdinfo_file, struct gpu_process *process_info) {
struct gpu_info_mali *gpu_info = container_of(info, struct gpu_info_mali, base);
struct gpuinfo_dynamic_info *dynamic_info = &gpu_info->base.dynamic_info;
struct fdinfo_data res = {0};
nvtop_time current_time;
nvtop_get_current_time(¤t_time);
if (!mali_common_parse_drm_fdinfo(info, fdinfo_file, process_info, dynamic_info,
panthor_check_fdinfo_keys, &res))
return false;
mali_common_parse_fdinfo_handle_cache(gpu_info, process_info, current_time, res.total_cycles,
res.cid, res.engine_count >= 1 ? true : false);
return true;
}
static bool gpuinfo_panthor_get_device_handles(struct list_head *devices, unsigned *count) {
return mali_common_get_device_handles(&mali_state, &drmFuncs, &gpu_vendor_panthor,
parse_drm_fdinfo_panthor, devices, count,
NULL, MALI_PANTHOR);
}
void gpuinfo_panthor_populate_static_info(struct gpu_info *_gpu_info) {
struct gpu_info_mali *gpu_info = container_of(_gpu_info, struct gpu_info_mali, base);
struct gpuinfo_static_info *static_info = &gpu_info->base.static_info;
if (gpu_info->version != MALI_PANTHOR) {
fprintf(stderr, "Wrong device version: %u\n", gpu_info->version);
abort();
}
static_info->integrated_graphics = true;
static_info->encode_decode_shared = true;
RESET_ALL(static_info->valid);
struct drm_panthor_gpu_info gpu_dev_info = {0};
struct drm_panthor_dev_query query = {
.type = DRM_PANTHOR_DEV_QUERY_GPU_INFO,
.size = sizeof(gpu_dev_info),
.pointer = (uint64_t)(uintptr_t)&gpu_dev_info,
};
int ret = drmFuncs.drmIoctl(gpu_info->fd, DRM_IOCTL_PANTHOR_DEV_QUERY, &query);
if (ret) {
fprintf(stderr, "Failed to query Panthor GPU device properties\n");
snprintf(static_info->device_name, sizeof(static_info->device_name),
"Unknown Panthor %x", gpu_dev_info.gpu_id);
SET_VALID(gpuinfo_device_name_valid, static_info->valid);
return;
}
const char *name = panthor_device_name(gpu_dev_info.gpu_id);
if (name)
strncpy(static_info->device_name, name, sizeof(static_info->device_name));
else
snprintf(static_info->device_name, sizeof(static_info->device_name),
"Unknown Panthor %x", gpu_dev_info.gpu_id);
SET_VALID(gpuinfo_device_name_valid, static_info->valid);
}
void gpuinfo_panthor_refresh_dynamic_info(struct gpu_info *_gpu_info) {
static const char *meminfo_total = "MemTotal";
static const char *meminfo_available = "MemAvailable";
struct gpu_info_mali *gpu_info = container_of(_gpu_info, struct gpu_info_mali, base);
struct gpuinfo_dynamic_info *dynamic_info = &gpu_info->base.dynamic_info;
if (gpu_info->version != MALI_PANTHOR) {
fprintf(stderr, "Wrong device version: %u\n", gpu_info->version);
abort();
}
mali_common_refresh_dynamic_info(dynamic_info, &mali_state, meminfo_total, meminfo_available);
}
void gpuinfo_panthor_get_running_processes(struct gpu_info *_gpu_info) {
mali_common_get_running_processes(_gpu_info, MALI_PANTHOR);
}
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