112 lines
2.4 KiB
C
112 lines
2.4 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2016 MediaTek Inc.
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*/
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#include <linux/list.h>
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#include <linux/device.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/err.h>
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#include <linux/kdev_t.h>
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#include <linux/slab.h>
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#include <linux/kobject.h>
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#include "ccci_core.h"
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#include "ccci_fsm.h"
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#include "ccci_modem.h"
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#include "ccci_port.h"
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#include "ccci_hif.h"
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#ifdef FEATURE_SCP_CCCI_SUPPORT
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/*need scp owner review,browse.zhang*/
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#include <scp.h>
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#endif
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static void *dev_class;
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#ifdef FEATURE_SCP_CCCI_SUPPORT
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static int scp_stop;
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#endif
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/*
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* for debug log:
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* 0 to disable; 1 for print to ram; 2 for print to uart
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* other value to desiable all log
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*/
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#ifndef CCCI_LOG_LEVEL /* for platform override */
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#define CCCI_LOG_LEVEL CCCI_LOG_CRITICAL_UART
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#endif
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unsigned int ccci_debug_enable = CCCI_LOG_LEVEL;
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int ccci_register_dev_node(const char *name, int major_id, int minor)
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{
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int ret = 0;
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dev_t dev_n;
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struct device *dev;
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dev_n = MKDEV(major_id, minor);
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dev = device_create(dev_class, NULL, dev_n, NULL, "%s", name);
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if (IS_ERR(dev))
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ret = PTR_ERR(dev);
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return ret;
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}
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EXPORT_SYMBOL(ccci_register_dev_node);
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#ifdef FEATURE_SCP_CCCI_SUPPORT
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static int apsync_event(struct notifier_block *this,
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unsigned long event, void *ptr)
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{
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switch (event) {
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case SCP_EVENT_READY:
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fsm_scp_init0();
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if (scp_stop == 1) {
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ccci_port_send_msg_to_md(MD_SYS1,
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CCCI_SYSTEM_TX, CCISM_SHM_INIT, 0, 1);
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CCCI_NORMAL_LOG(0, CORE, "SCP reboot---\n");
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scp_stop = 0;
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}
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break;
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case SCP_EVENT_STOP:
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scp_stop = 1;
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CCCI_NORMAL_LOG(0, CORE, "SCP stop---\n");
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break;
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}
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return NOTIFY_DONE;
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}
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static struct notifier_block apsync_notifier = {
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.notifier_call = apsync_event,
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};
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#endif
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#ifndef CCCI_KMODULE_ENABLE
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static int __init ccci_init(void)
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{
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CCCI_INIT_LOG(-1, CORE, "ccci core init\n");
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dev_class = class_create(THIS_MODULE, "ccci_node");
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ccci_subsys_bm_init();
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#ifdef FEATURE_SCP_CCCI_SUPPORT
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scp_A_register_notify(&apsync_notifier);
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#endif
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return 0;
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}
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subsys_initcall(ccci_init);
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MODULE_AUTHOR("Xiao Wang <xiao.wang@mediatek.com>");
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MODULE_DESCRIPTION("Evolved CCCI driver");
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MODULE_LICENSE("GPL");
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#else
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int ccci_init(void)
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{
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CCCI_INIT_LOG(-1, CORE, "ccci core init\n");
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dev_class = class_create(THIS_MODULE, "ccci_node");
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ccci_subsys_bm_init();
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#ifdef FEATURE_SCP_CCCI_SUPPORT
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scp_A_register_notify(&apsync_notifier);
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#endif
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return 0;
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}
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#endif
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