forked from xuos/xiuos
124 lines
3.4 KiB
C
124 lines
3.4 KiB
C
/*
|
|
* Copyright (c) 2020 AIIT XUOS Lab
|
|
* XiUOS is licensed under Mulan PSL v2.
|
|
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
|
* You may obtain a copy of Mulan PSL v2 at:
|
|
* http://license.coscl.org.cn/MulanPSL2
|
|
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
|
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
|
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
|
* See the Mulan PSL v2 for more details.
|
|
*/
|
|
|
|
/**
|
|
* @file bus_kpu.c
|
|
* @brief register kpu bus function using bus driver framework
|
|
* @version 1.0
|
|
* @author AIIT XUOS Lab
|
|
* @date 2022-12-19
|
|
*/
|
|
|
|
#include <bus_kpu.h>
|
|
#include <dev_kpu.h>
|
|
|
|
/*Register the KPU BUS*/
|
|
int KpuBusInit(struct KpuBus *kpu_bus, const char *bus_name)
|
|
{
|
|
NULL_PARAM_CHECK(kpu_bus);
|
|
NULL_PARAM_CHECK(bus_name);
|
|
|
|
x_err_t ret = EOK;
|
|
|
|
if (BUS_INSTALL != kpu_bus->bus.bus_state) {
|
|
strncpy(kpu_bus->bus.bus_name, bus_name, NAME_NUM_MAX);
|
|
|
|
kpu_bus->bus.bus_type = TYPE_KPU_BUS;
|
|
kpu_bus->bus.bus_state = BUS_INSTALL;
|
|
kpu_bus->bus.private_data = kpu_bus->private_data;
|
|
|
|
ret = BusRegister(&kpu_bus->bus);
|
|
if (EOK != ret) {
|
|
KPrintf("KpuBusInit BusRegister error %u\n", ret);
|
|
return ret;
|
|
}
|
|
} else {
|
|
KPrintf("KpuBusInit BusRegister bus has been register state%u\n", kpu_bus->bus.bus_state);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*Register the KPU Driver*/
|
|
int KpuDriverInit(struct KpuDriver *kpu_driver, const char *driver_name)
|
|
{
|
|
NULL_PARAM_CHECK(kpu_driver);
|
|
NULL_PARAM_CHECK(driver_name);
|
|
|
|
x_err_t ret = EOK;
|
|
|
|
if (DRV_INSTALL != kpu_driver->driver.driver_state) {
|
|
kpu_driver->driver.driver_type = TYPE_KPU_DRV;
|
|
kpu_driver->driver.driver_state = DRV_INSTALL;
|
|
|
|
strncpy(kpu_driver->driver.drv_name, driver_name, NAME_NUM_MAX);
|
|
|
|
kpu_driver->driver.private_data = kpu_driver->private_data;
|
|
|
|
kpu_driver->driver.configure = kpu_driver->configure;
|
|
|
|
ret = KpuDriverRegister(&kpu_driver->driver);
|
|
if (EOK != ret) {
|
|
KPrintf("KpuDriverInit DriverRegister error %u\n", ret);
|
|
return ret;
|
|
}
|
|
} else {
|
|
KPrintf("KpuDriverInit DriverRegister driver has been register state%u\n", kpu_driver->driver.driver_state);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*Release the KPU device*/
|
|
int KpuReleaseBus(struct KpuBus *kpu_bus)
|
|
{
|
|
NULL_PARAM_CHECK(kpu_bus);
|
|
|
|
return BusRelease(&kpu_bus->bus);
|
|
}
|
|
|
|
/*Register the KPU Driver to the KPU BUS*/
|
|
int KpuDriverAttachToBus(const char *drv_name, const char *bus_name)
|
|
{
|
|
NULL_PARAM_CHECK(drv_name);
|
|
NULL_PARAM_CHECK(bus_name);
|
|
|
|
x_err_t ret = EOK;
|
|
|
|
struct Bus *bus;
|
|
struct Driver *driver;
|
|
|
|
bus = BusFind(bus_name);
|
|
if (NONE == bus) {
|
|
KPrintf("KpuDriverAttachToBus find kpu bus error!name %s\n", bus_name);
|
|
return ERROR;
|
|
}
|
|
|
|
if (TYPE_KPU_BUS == bus->bus_type) {
|
|
driver = KpuDriverFind(drv_name, TYPE_KPU_DRV);
|
|
if (NONE == driver) {
|
|
KPrintf("KpuDriverAttachToBus find kpu driver error!name %s\n", drv_name);
|
|
return ERROR;
|
|
}
|
|
|
|
if (TYPE_KPU_DRV == driver->driver_type) {
|
|
ret = DriverRegisterToBus(bus, driver);
|
|
if (EOK != ret) {
|
|
KPrintf("KpuDriverAttachToBus DriverRegisterToBus error %u\n", ret);
|
|
return ERROR;
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|