summaryrefslogtreecommitdiffstats
path: root/kernel/drivers/video/fbdev/mbx/mbxdebugfs.c
blob: e3bc00a75296558591884453c1dacfc5c1fa8465 (plain)
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
#include <linux/debugfs.h>
#include <linux/slab.h>

#define BIG_BUFFER_SIZE	(1024)

static char big_buffer[BIG_BUFFER_SIZE];

struct mbxfb_debugfs_data {
	struct dentry *dir;
	struct dentry *sysconf;
	struct dentry *clock;
	struct dentry *display;
	struct dentry *gsctl;
	struct dentry *sdram;
	struct dentry *misc;
};

static int open_file_generic(struct inode *inode, struct file *file)
{
	file->private_data = inode->i_private;
	return 0;
}

static ssize_t write_file_dummy(struct file *file, const char __user *buf,
				size_t count, loff_t *ppos)
{
	return count;
}

static ssize_t sysconf_read_file(struct file *file, char __user *userbuf,
				 size_t count, loff_t *ppos)
{
	char * s = big_buffer;

	s += sprintf(s, "SYSCFG = %08x\n", readl(SYSCFG));
	s += sprintf(s, "PFBASE = %08x\n", readl(PFBASE));
	s += sprintf(s, "PFCEIL = %08x\n", readl(PFCEIL));
	s += sprintf(s, "POLLFLAG = %08x\n", readl(POLLFLAG));
	s += sprintf(s, "SYSRST = %08x\n", readl(SYSRST));

	return  simple_read_from_buffer(userbuf, count, ppos,
					big_buffer, s-big_buffer);
}


static ssize_t gsctl_read_file(struct file *file, char __user *userbuf,
			       size_t count, loff_t *ppos)
{
	char * s = big_buffer;

	s += sprintf(s, "GSCTRL = %08x\n", readl(GSCTRL));
	s += sprintf(s, "VSCTRL = %08x\n", readl(VSCTRL));
	s += sprintf(s, "GBBASE = %08x\n", readl(GBBASE));
	s += sprintf(s, "VBBASE = %08x\n", readl(VBBASE));
	s += sprintf(s, "GDRCTRL = %08x\n", readl(GDRCTRL));
	s += sprintf(s, "VCMSK = %08x\n", readl(VCMSK));
	s += sprintf(s, "GSCADR = %08x\n", readl(GSCADR));
	s += sprintf(s, "VSCADR = %08x\n", readl(VSCADR));
	s += sprintf(s, "VUBASE = %08x\n", readl(VUBASE));
	s += sprintf(s, "VVBASE = %08x\n", readl(VVBASE));
	s += sprintf(s, "GSADR = %08x\n", readl(GSADR));
	s += sprintf(s, "VSADR = %08x\n", readl(VSADR));
	s += sprintf(s, "HCCTRL = %08x\n", readl(HCCTRL));
	s += sprintf(s, "HCSIZE = %08x\n", readl(HCSIZE));
	s += sprintf(s, "HCPOS = %08x\n", readl(HCPOS));
	s += sprintf(s, "HCBADR = %08x\n", readl(HCBADR));
	s += sprintf(s, "HCCKMSK = %08x\n", readl(HCCKMSK));
	s += sprintf(s, "GPLUT = %08x\n", readl(GPLUT));

	return  simple_read_from_buffer(userbuf, count, ppos,
					big_buffer, s-big_buffer);
}

static ssize_t display_read_file(struct file *file, char __user *userbuf,
				 size_t count, loff_t *ppos)
{
	char * s = big_buffer;

	s += sprintf(s, "DSCTRL = %08x\n", readl(DSCTRL));
	s += sprintf(s, "DHT01 = %08x\n", readl(DHT01));
	s += sprintf(s, "DHT02 = %08x\n", readl(DHT02));
	s += sprintf(s, "DHT03 = %08x\n", readl(DHT03));
	s += sprintf(s, "DVT01 = %08x\n", readl(DVT01));
	s += sprintf(s, "DVT02 = %08x\n", readl(DVT02));
	s += sprintf(s, "DVT03 = %08x\n", readl(DVT03));
	s += sprintf(s, "DBCOL = %08x\n", readl(DBCOL));
	s += sprintf(s, "BGCOLOR = %08x\n", readl(BGCOLOR));
	s += sprintf(s, "DINTRS = %08x\n", readl(DINTRS));
	s += sprintf(s, "DINTRE = %08x\n", readl(DINTRE));
	s += sprintf(s, "DINTRCNT = %08x\n", readl(DINTRCNT));
	s += sprintf(s, "DSIG = %08x\n", readl(DSIG));
	s += sprintf(s, "DMCTRL = %08x\n", readl(DMCTRL));
	s += sprintf(s, "CLIPCTRL = %08x\n", readl(CLIPCTRL));
	s += sprintf(s, "SPOCTRL = %08x\n", readl(SPOCTRL));
	s += sprintf(s, "SVCTRL = %08x\n", readl(SVCTRL));
	s += sprintf(s, "DLSTS = %08x\n", readl(DLSTS));
	s += sprintf(s, "DLLCTRL = %08x\n", readl(DLLCTRL));
	s += sprintf(s, "DVLNUM = %08x\n", readl(DVLNUM));
	s += sprintf(s, "DUCTRL = %08x\n", readl(DUCTRL));
	s += sprintf(s, "DVECTRL = %08x\n", readl(DVECTRL));
	s += sprintf(s, "DHDET = %08x\n", readl(DHDET));
	s += sprintf(s, "DVDET = %08x\n", readl(DVDET));
	s += sprintf(s, "DODMSK = %08x\n", readl(DODMSK));
	s += sprintf(s, "CSC01 = %08x\n", readl(CSC01));
	s += sprintf(s, "CSC02 = %08x\n", readl(CSC02));
	s += sprintf(s, "CSC03 = %08x\n", readl(CSC03));
	s += sprintf(s, "CSC04 = %08x\n", readl(CSC04));
	s += sprintf(s, "CSC05 = %08x\n", readl(CSC05));

	return  simple_read_from_buffer(userbuf, count, ppos,
					big_buffer, s-big_buffer);
}

static ssize_t clock_read_file(struct file *file, char __user *userbuf,
			       size_t count, loff_t *ppos)
{
	char * s = big_buffer;

	s += sprintf(s, "SYSCLKSRC = %08x\n", readl(SYSCLKSRC));
	s += sprintf(s, "PIXCLKSRC = %08x\n", readl(PIXCLKSRC));
	s += sprintf(s, "CLKSLEEP = %08x\n", readl(CLKSLEEP));
	s += sprintf(s, "COREPLL = %08x\n", readl(COREPLL));
	s += sprintf(s, "DISPPLL = %08x\n", readl(DISPPLL));
	s += sprintf(s, "PLLSTAT = %08x\n", readl(PLLSTAT));
	s += sprintf(s, "VOVRCLK = %08x\n", readl(VOVRCLK));
	s += sprintf(s, "PIXCLK = %08x\n", readl(PIXCLK));
	s += sprintf(s, "MEMCLK = %08x\n", readl(MEMCLK));
	s += sprintf(s, "M24CLK = %08x\n", readl(M24CLK));
	s += sprintf(s, "MBXCLK = %08x\n", readl(MBXCLK));
	s += sprintf(s, "SDCLK = %08x\n", readl(SDCLK));
	s += sprintf(s, "PIXCLKDIV = %08x\n", readl(PIXCLKDIV));

	return  simple_read_from_buffer(userbuf, count, ppos,
					big_buffer, s-big_buffer);
}

static ssize_t sdram_read_file(struct file *file, char __user *userbuf,
			       size_t count, loff_t *ppos)
{
	char * s = big_buffer;

	s += sprintf(s, "LMRST = %08x\n", readl(LMRST));
	s += sprintf(s, "LMCFG = %08x\n", readl(LMCFG));
	s += sprintf(s, "LMPWR = %08x\n", readl(LMPWR));
	s += sprintf(s, "LMPWRSTAT = %08x\n", readl(LMPWRSTAT));
	s += sprintf(s, "LMCEMR = %08x\n", readl(LMCEMR));
	s += sprintf(s, "LMTYPE = %08x\n", readl(LMTYPE));
	s += sprintf(s, "LMTIM = %08x\n", readl(LMTIM));
	s += sprintf(s, "LMREFRESH = %08x\n", readl(LMREFRESH));
	s += sprintf(s, "LMPROTMIN = %08x\n", readl(LMPROTMIN));
	s += sprintf(s, "LMPROTMAX = %08x\n", readl(LMPROTMAX));
	s += sprintf(s, "LMPROTCFG = %08x\n", readl(LMPROTCFG));
	s += sprintf(s, "LMPROTERR = %08x\n", readl(LMPROTERR));

	return  simple_read_from_buffer(userbuf, count, ppos,
					big_buffer, s-big_buffer);
}

static ssize_t misc_read_file(struct file *file, char __user *userbuf,
			       size_t count, loff_t *ppos)
{
	char * s = big_buffer;

	s += sprintf(s, "LCD_CONFIG = %08x\n", readl(LCD_CONFIG));
	s += sprintf(s, "ODFBPWR = %08x\n", readl(ODFBPWR));
	s += sprintf(s, "ODFBSTAT = %08x\n", readl(ODFBSTAT));
	s += sprintf(s, "ID = %08x\n", readl(ID));

	return  simple_read_from_buffer(userbuf, count, ppos,
					big_buffer, s-big_buffer);
}


static const struct file_operations sysconf_fops = {
	.read = sysconf_read_file,
	.write = write_file_dummy,
	.open = open_file_generic,
	.llseek = default_llseek,
};

static const struct file_operations clock_fops = {
	.read = clock_read_file,
	.write = write_file_dummy,
	.open = open_file_generic,
	.llseek = default_llseek,
};

static const struct file_operations display_fops = {
	.read = display_read_file,
	.write = write_file_dummy,
	.open = open_file_generic,
	.llseek = default_llseek,
};

static const struct file_operations gsctl_fops = {
	.read = gsctl_read_file,
	.write = write_file_dummy,
	.open = open_file_generic,
	.llseek = default_llseek,
};

static const struct file_operations sdram_fops = {
	.read = sdram_read_file,
	.write = write_file_dummy,
	.open = open_file_generic,
	.llseek = default_llseek,
};

static const struct file_operations misc_fops = {
	.read = misc_read_file,
	.write = write_file_dummy,
	.open = open_file_generic,
	.llseek = default_llseek,
};

static void mbxfb_debugfs_init(struct fb_info *fbi)
{
	struct mbxfb_info *mfbi = fbi->par;
	struct mbxfb_debugfs_data *dbg;

	dbg = kzalloc(sizeof(struct mbxfb_debugfs_data), GFP_KERNEL);
	mfbi->debugfs_data = dbg;

	dbg->dir = debugfs_create_dir("mbxfb", NULL);
	dbg->sysconf = debugfs_create_file("sysconf", 0444, dbg->dir,
				      fbi, &sysconf_fops);
	dbg->clock = debugfs_create_file("clock", 0444, dbg->dir,
				    fbi, &clock_fops);
	dbg->display = debugfs_create_file("display", 0444, dbg->dir,
				      fbi, &display_fops);
	dbg->gsctl = debugfs_create_file("gsctl", 0444, dbg->dir,
				    fbi, &gsctl_fops);
	dbg->sdram = debugfs_create_file("sdram", 0444, dbg->dir,
					fbi, &sdram_fops);
	dbg->misc = debugfs_create_file("misc", 0444, dbg->dir,
					fbi, &misc_fops);
}

static void mbxfb_debugfs_remove(struct fb_info *fbi)
{
	struct mbxfb_info *mfbi = fbi->par;
	struct mbxfb_debugfs_data *dbg = mfbi->debugfs_data;

	debugfs_remove(dbg->misc);
	debugfs_remove(dbg->sdram);
	debugfs_remove(dbg->gsctl);
	debugfs_remove(dbg->display);
	debugfs_remove(dbg->clock);
	debugfs_remove(dbg->sysconf);
	debugfs_remove(dbg->dir);
}