-
Notifications
You must be signed in to change notification settings - Fork 0
/
1
284 lines (278 loc) · 8.7 KB
/
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
From dd4d56bfee606e75baca998584bdccebf9e9bc57 Mon Sep 17 00:00:00 2001
From: lijiang <lijiang14@oppo.com>
Date: Fri, 15 May 2020 15:52:37 +0800
Subject: [PATCH] =?UTF-8?q?[BSP.Kernel.Boot][1/1]{=E7=A7=BB=E6=A4=8DNV?=
=?UTF-8?q?=E5=A4=87=E4=BB=BD=E6=81=A2=E5=A4=8D=E7=9A=84=E6=9C=BA=E5=88=B6?=
=?UTF-8?q?}?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
适用范围：{Q/QCOM/ALL/ALL}
准入id：{0}
分析：{checklist 1766558,移植NV备份恢复的机制}
方案：{移植NV备份恢复的机制}
风险及影响[快/稳/省/功能/安全隐私]：{稳}
测试建议：{}
跨组依赖(topic name)：{4250 checklist}
Change-Id: I8b592e3fef68b46e67efea2233d9097e8d91f4cb
---
arch/arm64/configs/vendor/bengal-perf_defconfig | 4 +
arch/arm64/configs/vendor/bengal_defconfig | 4 +
drivers/soc/oppo/Kconfig | 4 +
drivers/soc/oppo/Makefile | 5 +
drivers/soc/oppo/oppo_mdmrst/Kconfig | 7 +
drivers/soc/oppo/oppo_mdmrst/Makefile | 4 +
drivers/soc/oppo/oppo_mdmrst/oppo_mdmrst.c | 170 ++++++++++++++++++++++++
7 files changed, 198 insertions(+)
create mode 100755 drivers/soc/oppo/oppo_mdmrst/Kconfig
create mode 100755 drivers/soc/oppo/oppo_mdmrst/Makefile
create mode 100755 drivers/soc/oppo/oppo_mdmrst/oppo_mdmrst.c
diff --git a/arch/arm64/configs/vendor/bengal-perf_defconfig b/arch/arm64/configs/vendor/bengal-perf_defconfig
index 09989b5..5c8338a 100755
--- a/arch/arm64/configs/vendor/bengal-perf_defconfig
+++ b/arch/arm64/configs/vendor/bengal-perf_defconfig
@@ -734,3 +734,7 @@ CONFIG_OPPO_RF_CABLE_MONITOR=y
#//Bin.Xu@BSP.Kernel.Stability, 2020/5/11, add for slab_trace
CONFIG_SLABTRACE_DEBUG=y
#endif /* VENDOR_EDIT */
+#ifdef VENDOR_EDIT
+#//zhenwenxian@BSP.Power.Basic, 2017/01/12, Add for NV recovery
+CONFIG_RECORD_MDMRST=y
+#endif /* VENDOR_EDIT */
diff --git a/arch/arm64/configs/vendor/bengal_defconfig b/arch/arm64/configs/vendor/bengal_defconfig
index d861339..5d90f05 100755
--- a/arch/arm64/configs/vendor/bengal_defconfig
+++ b/arch/arm64/configs/vendor/bengal_defconfig
@@ -800,3 +800,7 @@ CONFIG_OPPO_RF_CABLE_MONITOR=y
#//Bin.Xu@BSP.Kernel.Stability, 2020/5/11, add for slab_trace
CONFIG_SLABTRACE_DEBUG=y
#endif /* VENDOR_EDIT */
+#ifdef VENDOR_EDIT
+#//zhenwenxian@BSP.Power.Basic, 2017/01/12, Add for NV recovery
+CONFIG_RECORD_MDMRST=y
+#endif /* VENDOR_EDIT */
diff --git a/drivers/soc/oppo/Kconfig b/drivers/soc/oppo/Kconfig
index 48b88e1..0ab8c7a 100755
--- a/drivers/soc/oppo/Kconfig
+++ b/drivers/soc/oppo/Kconfig
@@ -34,4 +34,8 @@ source "drivers/soc/oppo/oppo_healthinfo/Kconfig"
source "drivers/soc/oppo/oppo_nfc/Kconfig"
#endif /* VENDOR_EDIT */
+#ifdef VENDOR_EDIT
+#//zhenwenxian@BSP.Power.Basic, 2017/01/12, Add for NV recovery
+source "drivers/soc/oppo/oppo_mdmrst/Kconfig"
+#endif /* VENDOR_EDIT */
diff --git a/drivers/soc/oppo/Makefile b/drivers/soc/oppo/Makefile
index 40b039e..ce275c3 100755
--- a/drivers/soc/oppo/Makefile
+++ b/drivers/soc/oppo/Makefile
@@ -5,3 +5,8 @@ obj-y += oppo_healthinfo/
#/* Yu.Kun@CN.NFC.Basic.Hardware, 2020/03/24, Add for oppo nfc chipset */
obj-$(CONFIG_OPPO_NFC) += oppo_nfc/
#endif /* VENDOR_EDIT */
+
+#ifdef VENDOR_EDIT
+#//zhenwenxian@BSP.Power.Basic, 2017/01/12, Add for NV recovery
+obj-$(CONFIG_RECORD_MDMRST) += oppo_mdmrst/
+#endif /* VENDOR_EDIT */
diff --git a/drivers/soc/oppo/oppo_mdmrst/Kconfig b/drivers/soc/oppo/oppo_mdmrst/Kconfig
new file mode 100755
index 0000000..210aa6e
--- /dev/null
+++ b/drivers/soc/oppo/oppo_mdmrst/Kconfig
@@ -0,0 +1,7 @@
+# ifdef VENDOR_EDIT
+# yixue.ge add for config oppo software common soft
+config RECORD_MDMRST
+bool "config record mdmrst"
+help
+ define this config to count the modem restart times.
+#endif /* VENDOR_EDIT */
diff --git a/drivers/soc/oppo/oppo_mdmrst/Makefile b/drivers/soc/oppo/oppo_mdmrst/Makefile
new file mode 100755
index 0000000..e31af1a
--- /dev/null
+++ b/drivers/soc/oppo/oppo_mdmrst/Makefile
@@ -0,0 +1,4 @@
+# ifdef VENDOR_EDIT
+# geyixue@BSP.Driver, 2014/07/29, Add for OPPO device info
+obj-$(CONFIG_RECORD_MDMRST) += oppo_mdmrst.o
+# endif /* VENDOR_EDIT */
diff --git a/drivers/soc/oppo/oppo_mdmrst/oppo_mdmrst.c b/drivers/soc/oppo/oppo_mdmrst/oppo_mdmrst.c
new file mode 100755
index 0000000..cd3ac3f
--- /dev/null
+++ b/drivers/soc/oppo/oppo_mdmrst/oppo_mdmrst.c
@@ -0,0 +1,170 @@
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/miscdevice.h>
+#ifdef CONFIG_ARM
+#include <linux/sched.h>
+#else
+#include <linux/wait.h>
+#endif
+#include <linux/fs.h>
+#include <linux/uaccess.h>
+#include <linux/poll.h>
+
+
+/*****yixue.ge ******/
+#define MDMREASON_BUF_LEN 128
+static wait_queue_head_t mdmreason_wq;
+static int mdmreason_flag = 0;
+static char mdmreason_buf[MDMREASON_BUF_LEN] = {0};
+void mdmreason_set(char * buf)
+{
+ if ((buf != NULL) && (buf[0] != '\0')) {
+ if (strlen(buf) >= MDMREASON_BUF_LEN) {
+ memcpy(mdmreason_buf, buf, MDMREASON_BUF_LEN - 1);
+ mdmreason_buf[MDMREASON_BUF_LEN - 1] = '\0';
+ } else {
+ strcpy(mdmreason_buf, buf);
+ }
+ mdmreason_flag = 1;
+ wake_up_interruptible(&mdmreason_wq);
+ }
+}
+EXPORT_SYMBOL(mdmreason_set);
+
+/*this write interface just use for test*/
+static ssize_t mdmreason_write(struct file *file, const char __user * buf,
+ size_t count, loff_t * ppos)
+{
+ /*just for test*/
+ if (count > MDMREASON_BUF_LEN) {
+ count = MDMREASON_BUF_LEN;
+ }
+ if (count > *ppos) {
+ count -= *ppos;
+ }
+ else
+ count = 0;
+
+ printk("mdmreason_write is called\n");
+
+ if (copy_from_user(mdmreason_buf, buf, count)) {
+ return -EFAULT;
+ }
+ *ppos += count;
+
+ mdmreason_flag = 1;
+ wake_up_interruptible(&mdmreason_wq);
+
+ return count;
+}
+
+
+static unsigned int mdmreason_poll (struct file *file, struct poll_table_struct *pt)
+{
+ unsigned int ptr = 0;
+
+ poll_wait(file, &mdmreason_wq, pt);
+
+ if (mdmreason_flag) {
+ ptr |= POLLIN | POLLRDNORM;
+ mdmreason_flag = 0;
+ }
+ return ptr;
+}
+
+static ssize_t mdmreason_read(struct file *file, char __user *buf,
+ size_t count, loff_t *ppos)
+{
+ size_t size = 0;
+
+ if (count > MDMREASON_BUF_LEN) {
+ count = MDMREASON_BUF_LEN;
+ }
+ size = count < strlen(mdmreason_buf) ? count : strlen(mdmreason_buf);
+
+ if (size > *ppos) {
+ size -= *ppos;
+ }
+ else
+ size = 0;
+
+ if (copy_to_user(buf, mdmreason_buf, size)) {
+ return -EFAULT;
+ }
+ /*mdmreason_flag = 0;*/
+ *ppos += size;
+
+ return size;
+}
+
+static int mdmreason_release (struct inode *inode, struct file *file)
+{
+ /*mdmreason_flag = 0;*/
+ /*memset(mdmreason_buf, 0, MDMREASON_BUF_LEN);*/
+ return 0;
+}
+
+
+static const struct file_operations mdmreason_device_fops = {
+ .owner = THIS_MODULE,
+ .read = mdmreason_read,
+ .write = mdmreason_write,
+ .poll = mdmreason_poll,
+ .llseek = generic_file_llseek,
+ .release = mdmreason_release,
+};
+
+static struct miscdevice mdmreason_device = {
+ MISC_DYNAMIC_MINOR, "mdmreason", &mdmreason_device_fops
+};
+
+
+
+/*****yixue.ge add end******/
+
+wait_queue_head_t mdmrst_wq;
+/*unsigned int mdmrest_flg;*/
+unsigned int mdmrest_count = 0;
+
+ssize_t mdmrst_read(struct file *file, char __user *buf,
+ size_t count, loff_t *ppos)
+{
+ char *tmp = "1";
+
+ /*wait_event_interruptible(mdmrst_wq, mdmrest_flg);*/
+ /*if (copy_to_user(buf, tmp, strlen(tmp)))*/
+ if (copy_to_user(buf, &mdmrest_count, 1)) {
+ return -EFAULT;
+ }
+ /*mdmrest_flg = 0;*/
+
+ return strlen(tmp);
+}
+
+static const struct file_operations mdmrst_device_fops = {
+ .owner = THIS_MODULE,
+ .read = mdmrst_read,
+};
+
+static struct miscdevice mdmrst_device = {
+ MISC_DYNAMIC_MINOR, "mdmrst", &mdmrst_device_fops
+};
+
+static int __init mdmrst_init(void)
+{
+ init_waitqueue_head(&mdmrst_wq);
+ init_waitqueue_head(&mdmreason_wq);
+ misc_register(&mdmreason_device);
+ return misc_register(&mdmrst_device);
+}
+
+static void __exit mdmrst_exit(void)
+{
+ misc_deregister(&mdmreason_device);
+ misc_deregister(&mdmrst_device);
+}
+
+module_init(mdmrst_init);
+module_exit(mdmrst_exit);
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Geliang Tang <geliang.tang@oppo.com>");
--
2.7.4