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path: root/drivers/video/mbx/mbxdebugfs.c
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Diffstat (limited to 'drivers/video/mbx/mbxdebugfs.c')
-rw-r--r--drivers/video/mbx/mbxdebugfs.c188
1 files changed, 188 insertions, 0 deletions
diff --git a/drivers/video/mbx/mbxdebugfs.c b/drivers/video/mbx/mbxdebugfs.c
new file mode 100644
index 000000000000..84aab3ad024e
--- /dev/null
+++ b/drivers/video/mbx/mbxdebugfs.c
@@ -0,0 +1,188 @@
1#include <linux/debugfs.h>
2
3#define BIG_BUFFER_SIZE (1024)
4
5static char big_buffer[BIG_BUFFER_SIZE];
6
7struct mbxfb_debugfs_data {
8 struct dentry *dir;
9 struct dentry *sysconf;
10 struct dentry *clock;
11 struct dentry *display;
12 struct dentry *gsctl;
13};
14
15static int open_file_generic(struct inode *inode, struct file *file)
16{
17 file->private_data = inode->u.generic_ip;
18 return 0;
19}
20
21static ssize_t write_file_dummy(struct file *file, const char __user *buf,
22 size_t count, loff_t *ppos)
23{
24 return count;
25}
26
27static ssize_t sysconf_read_file(struct file *file, char __user *userbuf,
28 size_t count, loff_t *ppos)
29{
30 char * s = big_buffer;
31
32 s += sprintf(s, "SYSCFG = %08lx\n", SYSCFG);
33 s += sprintf(s, "PFBASE = %08lx\n", PFBASE);
34 s += sprintf(s, "PFCEIL = %08lx\n", PFCEIL);
35 s += sprintf(s, "POLLFLAG = %08lx\n", POLLFLAG);
36 s += sprintf(s, "SYSRST = %08lx\n", SYSRST);
37
38 return simple_read_from_buffer(userbuf, count, ppos,
39 big_buffer, s-big_buffer);
40}
41
42
43static ssize_t gsctl_read_file(struct file *file, char __user *userbuf,
44 size_t count, loff_t *ppos)
45{
46 char * s = big_buffer;
47
48 s += sprintf(s, "GSCTRL = %08lx\n", GSCTRL);
49 s += sprintf(s, "VSCTRL = %08lx\n", VSCTRL);
50 s += sprintf(s, "GBBASE = %08lx\n", GBBASE);
51 s += sprintf(s, "VBBASE = %08lx\n", VBBASE);
52 s += sprintf(s, "GDRCTRL = %08lx\n", GDRCTRL);
53 s += sprintf(s, "VCMSK = %08lx\n", VCMSK);
54 s += sprintf(s, "GSCADR = %08lx\n", GSCADR);
55 s += sprintf(s, "VSCADR = %08lx\n", VSCADR);
56 s += sprintf(s, "VUBASE = %08lx\n", VUBASE);
57 s += sprintf(s, "VVBASE = %08lx\n", VVBASE);
58 s += sprintf(s, "GSADR = %08lx\n", GSADR);
59 s += sprintf(s, "VSADR = %08lx\n", VSADR);
60 s += sprintf(s, "HCCTRL = %08lx\n", HCCTRL);
61 s += sprintf(s, "HCSIZE = %08lx\n", HCSIZE);
62 s += sprintf(s, "HCPOS = %08lx\n", HCPOS);
63 s += sprintf(s, "HCBADR = %08lx\n", HCBADR);
64 s += sprintf(s, "HCCKMSK = %08lx\n", HCCKMSK);
65 s += sprintf(s, "GPLUT = %08lx\n", GPLUT);
66
67 return simple_read_from_buffer(userbuf, count, ppos,
68 big_buffer, s-big_buffer);
69}
70
71static ssize_t display_read_file(struct file *file, char __user *userbuf,
72 size_t count, loff_t *ppos)
73{
74 char * s = big_buffer;
75
76 s += sprintf(s, "DSCTRL = %08lx\n", DSCTRL);
77 s += sprintf(s, "DHT01 = %08lx\n", DHT01);
78 s += sprintf(s, "DHT02 = %08lx\n", DHT02);
79 s += sprintf(s, "DHT03 = %08lx\n", DHT03);
80 s += sprintf(s, "DVT01 = %08lx\n", DVT01);
81 s += sprintf(s, "DVT02 = %08lx\n", DVT02);
82 s += sprintf(s, "DVT03 = %08lx\n", DVT03);
83 s += sprintf(s, "DBCOL = %08lx\n", DBCOL);
84 s += sprintf(s, "BGCOLOR = %08lx\n", BGCOLOR);
85 s += sprintf(s, "DINTRS = %08lx\n", DINTRS);
86 s += sprintf(s, "DINTRE = %08lx\n", DINTRE);
87 s += sprintf(s, "DINTRCNT = %08lx\n", DINTRCNT);
88 s += sprintf(s, "DSIG = %08lx\n", DSIG);
89 s += sprintf(s, "DMCTRL = %08lx\n", DMCTRL);
90 s += sprintf(s, "CLIPCTRL = %08lx\n", CLIPCTRL);
91 s += sprintf(s, "SPOCTRL = %08lx\n", SPOCTRL);
92 s += sprintf(s, "SVCTRL = %08lx\n", SVCTRL);
93 s += sprintf(s, "DLSTS = %08lx\n", DLSTS);
94 s += sprintf(s, "DLLCTRL = %08lx\n", DLLCTRL);
95 s += sprintf(s, "DVLNUM = %08lx\n", DVLNUM);
96 s += sprintf(s, "DUCTRL = %08lx\n", DUCTRL);
97 s += sprintf(s, "DVECTRL = %08lx\n", DVECTRL);
98 s += sprintf(s, "DHDET = %08lx\n", DHDET);
99 s += sprintf(s, "DVDET = %08lx\n", DVDET);
100 s += sprintf(s, "DODMSK = %08lx\n", DODMSK);
101 s += sprintf(s, "CSC01 = %08lx\n", CSC01);
102 s += sprintf(s, "CSC02 = %08lx\n", CSC02);
103 s += sprintf(s, "CSC03 = %08lx\n", CSC03);
104 s += sprintf(s, "CSC04 = %08lx\n", CSC04);
105 s += sprintf(s, "CSC05 = %08lx\n", CSC05);
106
107 return simple_read_from_buffer(userbuf, count, ppos,
108 big_buffer, s-big_buffer);
109}
110
111static ssize_t clock_read_file(struct file *file, char __user *userbuf,
112 size_t count, loff_t *ppos)
113{
114 char * s = big_buffer;
115
116 s += sprintf(s, "SYSCLKSRC = %08lx\n", SYSCLKSRC);
117 s += sprintf(s, "PIXCLKSRC = %08lx\n", PIXCLKSRC);
118 s += sprintf(s, "CLKSLEEP = %08lx\n", CLKSLEEP);
119 s += sprintf(s, "COREPLL = %08lx\n", COREPLL);
120 s += sprintf(s, "DISPPLL = %08lx\n", DISPPLL);
121 s += sprintf(s, "PLLSTAT = %08lx\n", PLLSTAT);
122 s += sprintf(s, "VOVRCLK = %08lx\n", VOVRCLK);
123 s += sprintf(s, "PIXCLK = %08lx\n", PIXCLK);
124 s += sprintf(s, "MEMCLK = %08lx\n", MEMCLK);
125 s += sprintf(s, "M24CLK = %08lx\n", M24CLK);
126 s += sprintf(s, "MBXCLK = %08lx\n", MBXCLK);
127 s += sprintf(s, "SDCLK = %08lx\n", SDCLK);
128 s += sprintf(s, "PIXCLKDIV = %08lx\n", PIXCLKDIV);
129
130 return simple_read_from_buffer(userbuf, count, ppos,
131 big_buffer, s-big_buffer);
132}
133
134static struct file_operations sysconf_fops = {
135 .read = sysconf_read_file,
136 .write = write_file_dummy,
137 .open = open_file_generic,
138};
139
140static struct file_operations clock_fops = {
141 .read = clock_read_file,
142 .write = write_file_dummy,
143 .open = open_file_generic,
144};
145
146static struct file_operations display_fops = {
147 .read = display_read_file,
148 .write = write_file_dummy,
149 .open = open_file_generic,
150};
151
152static struct file_operations gsctl_fops = {
153 .read = gsctl_read_file,
154 .write = write_file_dummy,
155 .open = open_file_generic,
156};
157
158
159static void __devinit mbxfb_debugfs_init(struct fb_info *fbi)
160{
161 struct mbxfb_info *mfbi = fbi->par;
162 struct mbxfb_debugfs_data *dbg;
163
164 dbg = kzalloc(sizeof(struct mbxfb_debugfs_data), GFP_KERNEL);
165 mfbi->debugfs_data = dbg;
166
167 dbg->dir = debugfs_create_dir("mbxfb", NULL);
168 dbg->sysconf = debugfs_create_file("sysconf", 0444, dbg->dir,
169 fbi, &sysconf_fops);
170 dbg->clock = debugfs_create_file("clock", 0444, dbg->dir,
171 fbi, &clock_fops);
172 dbg->display = debugfs_create_file("display", 0444, dbg->dir,
173 fbi, &display_fops);
174 dbg->gsctl = debugfs_create_file("gsctl", 0444, dbg->dir,
175 fbi, &gsctl_fops);
176}
177
178static void __devexit mbxfb_debugfs_remove(struct fb_info *fbi)
179{
180 struct mbxfb_info *mfbi = fbi->par;
181 struct mbxfb_debugfs_data *dbg = mfbi->debugfs_data;
182
183 debugfs_remove(dbg->gsctl);
184 debugfs_remove(dbg->display);
185 debugfs_remove(dbg->clock);
186 debugfs_remove(dbg->sysconf);
187 debugfs_remove(dbg->dir);
188}
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-17 15:49:14 -0500