68 lines
1.8 KiB
C
68 lines
1.8 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 drv_lcd.c
|
|
* @brief register lcd drv function using bus driver framework
|
|
* @version 1.0
|
|
* @author AIIT XUOS Lab
|
|
* @date 2021-04-24
|
|
*/
|
|
|
|
#include <bus_lcd.h>
|
|
#include <dev_lcd.h>
|
|
|
|
static DoubleLinklistType lcddrv_linklist;
|
|
|
|
/*Create the driver linklist*/
|
|
static void LcdDrvLinkInit()
|
|
{
|
|
InitDoubleLinkList(&lcddrv_linklist);
|
|
}
|
|
|
|
DriverType LcdDriverFind(const char *drv_name, enum DriverType drv_type)
|
|
{
|
|
NULL_PARAM_CHECK(drv_name);
|
|
|
|
struct Driver *driver = NONE;
|
|
|
|
DoubleLinklistType *node = NONE;
|
|
DoubleLinklistType *head = &lcddrv_linklist;
|
|
|
|
for (node = head->node_next; node != head; node = node->node_next) {
|
|
driver = SYS_DOUBLE_LINKLIST_ENTRY(node, struct Driver, driver_link);
|
|
if ((!strcmp(driver->drv_name, drv_name)) && (drv_type == driver->driver_type)) {
|
|
return driver;
|
|
}
|
|
}
|
|
|
|
KPrintf("LcdDriverFind cannot find the %s driver.return NULL\n", drv_name);
|
|
return NONE;
|
|
}
|
|
|
|
int LcdDriverRegister(struct Driver *driver)
|
|
{
|
|
NULL_PARAM_CHECK(driver);
|
|
|
|
x_err_t ret = EOK;
|
|
static x_bool driver_link_flag = RET_FALSE;
|
|
|
|
if (!driver_link_flag) {
|
|
LcdDrvLinkInit();
|
|
driver_link_flag = RET_TRUE;
|
|
}
|
|
|
|
DoubleLinkListInsertNodeAfter(&lcddrv_linklist, &(driver->driver_link));
|
|
|
|
return ret;
|
|
}
|