diff options
Diffstat (limited to 'drivers/media/video/bt832.c')
-rw-r--r-- | drivers/media/video/bt832.c | 88 |
1 files changed, 44 insertions, 44 deletions
diff --git a/drivers/media/video/bt832.c b/drivers/media/video/bt832.c index 76c1b63ebdf2..3e42493a4e0a 100644 --- a/drivers/media/video/bt832.c +++ b/drivers/media/video/bt832.c | |||
@@ -54,36 +54,36 @@ static struct i2c_driver driver; | |||
54 | static struct i2c_client client_template; | 54 | static struct i2c_client client_template; |
55 | 55 | ||
56 | struct bt832 { | 56 | struct bt832 { |
57 | struct i2c_client client; | 57 | struct i2c_client client; |
58 | }; | 58 | }; |
59 | 59 | ||
60 | int bt832_hexdump(struct i2c_client *i2c_client_s, unsigned char *buf) | 60 | int bt832_hexdump(struct i2c_client *i2c_client_s, unsigned char *buf) |
61 | { | 61 | { |
62 | int i,rc; | 62 | int i,rc; |
63 | buf[0]=0x80; // start at register 0 with auto-increment | 63 | buf[0]=0x80; // start at register 0 with auto-increment |
64 | if (1 != (rc = i2c_master_send(i2c_client_s,buf,1))) | 64 | if (1 != (rc = i2c_master_send(i2c_client_s,buf,1))) |
65 | printk("bt832: i2c i/o error: rc == %d (should be 1)\n",rc); | 65 | printk("bt832: i2c i/o error: rc == %d (should be 1)\n",rc); |
66 | 66 | ||
67 | for(i=0;i<65;i++) | 67 | for(i=0;i<65;i++) |
68 | buf[i]=0; | 68 | buf[i]=0; |
69 | if (65 != (rc=i2c_master_recv(i2c_client_s,buf,65))) | 69 | if (65 != (rc=i2c_master_recv(i2c_client_s,buf,65))) |
70 | printk("bt832: i2c i/o error: rc == %d (should be 65)\n",rc); | 70 | printk("bt832: i2c i/o error: rc == %d (should be 65)\n",rc); |
71 | 71 | ||
72 | // Note: On READ the first byte is the current index | 72 | // Note: On READ the first byte is the current index |
73 | // (e.g. 0x80, what we just wrote) | 73 | // (e.g. 0x80, what we just wrote) |
74 | 74 | ||
75 | if(1) { | 75 | if(1) { |
76 | int i; | 76 | int i; |
77 | printk("BT832 hexdump:\n"); | 77 | printk("BT832 hexdump:\n"); |
78 | for(i=1;i<65;i++) { | 78 | for(i=1;i<65;i++) { |
79 | if(i!=1) { | 79 | if(i!=1) { |
80 | if(((i-1)%8)==0) printk(" "); | 80 | if(((i-1)%8)==0) printk(" "); |
81 | if(((i-1)%16)==0) printk("\n"); | 81 | if(((i-1)%16)==0) printk("\n"); |
82 | } | 82 | } |
83 | printk(" %02x",buf[i]); | 83 | printk(" %02x",buf[i]); |
84 | } | 84 | } |
85 | printk("\n"); | 85 | printk("\n"); |
86 | } | 86 | } |
87 | return 0; | 87 | return 0; |
88 | } | 88 | } |
89 | 89 | ||
@@ -102,13 +102,13 @@ int bt832_init(struct i2c_client *i2c_client_s) | |||
102 | return 0; | 102 | return 0; |
103 | } | 103 | } |
104 | 104 | ||
105 | printk("Write 0 tp VPSTATUS\n"); | 105 | printk("Write 0 tp VPSTATUS\n"); |
106 | buf[0]=BT832_VP_STATUS; // Reg.52 | 106 | buf[0]=BT832_VP_STATUS; // Reg.52 |
107 | buf[1]= 0x00; | 107 | buf[1]= 0x00; |
108 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) | 108 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) |
109 | printk("bt832: i2c i/o error VPS: rc == %d (should be 2)\n",rc); | 109 | printk("bt832: i2c i/o error VPS: rc == %d (should be 2)\n",rc); |
110 | 110 | ||
111 | bt832_hexdump(i2c_client_s,buf); | 111 | bt832_hexdump(i2c_client_s,buf); |
112 | 112 | ||
113 | 113 | ||
114 | // Leave low power mode: | 114 | // Leave low power mode: |
@@ -116,17 +116,17 @@ int bt832_init(struct i2c_client *i2c_client_s) | |||
116 | buf[0]=BT832_CAM_SETUP0; //0x39 57 | 116 | buf[0]=BT832_CAM_SETUP0; //0x39 57 |
117 | buf[1]=0x08; | 117 | buf[1]=0x08; |
118 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) | 118 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) |
119 | printk("bt832: i2c i/o error LLPM: rc == %d (should be 2)\n",rc); | 119 | printk("bt832: i2c i/o error LLPM: rc == %d (should be 2)\n",rc); |
120 | 120 | ||
121 | bt832_hexdump(i2c_client_s,buf); | 121 | bt832_hexdump(i2c_client_s,buf); |
122 | 122 | ||
123 | printk("Write 0 tp VPSTATUS\n"); | 123 | printk("Write 0 tp VPSTATUS\n"); |
124 | buf[0]=BT832_VP_STATUS; // Reg.52 | 124 | buf[0]=BT832_VP_STATUS; // Reg.52 |
125 | buf[1]= 0x00; | 125 | buf[1]= 0x00; |
126 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) | 126 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) |
127 | printk("bt832: i2c i/o error VPS: rc == %d (should be 2)\n",rc); | 127 | printk("bt832: i2c i/o error VPS: rc == %d (should be 2)\n",rc); |
128 | 128 | ||
129 | bt832_hexdump(i2c_client_s,buf); | 129 | bt832_hexdump(i2c_client_s,buf); |
130 | 130 | ||
131 | 131 | ||
132 | // Enable Output | 132 | // Enable Output |
@@ -134,22 +134,22 @@ int bt832_init(struct i2c_client *i2c_client_s) | |||
134 | buf[0]=BT832_VP_CONTROL1; // Reg.40 | 134 | buf[0]=BT832_VP_CONTROL1; // Reg.40 |
135 | buf[1]= 0x27 & (~0x01); // Default | !skip | 135 | buf[1]= 0x27 & (~0x01); // Default | !skip |
136 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) | 136 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) |
137 | printk("bt832: i2c i/o error EO: rc == %d (should be 2)\n",rc); | 137 | printk("bt832: i2c i/o error EO: rc == %d (should be 2)\n",rc); |
138 | 138 | ||
139 | bt832_hexdump(i2c_client_s,buf); | 139 | bt832_hexdump(i2c_client_s,buf); |
140 | 140 | ||
141 | 141 | ||
142 | // for testing (even works when no camera attached) | 142 | // for testing (even works when no camera attached) |
143 | printk("bt832: *** Generate NTSC M Bars *****\n"); | 143 | printk("bt832: *** Generate NTSC M Bars *****\n"); |
144 | buf[0]=BT832_VP_TESTCONTROL0; // Reg. 42 | 144 | buf[0]=BT832_VP_TESTCONTROL0; // Reg. 42 |
145 | buf[1]=3; // Generate NTSC System M bars, Generate Frame timing internally | 145 | buf[1]=3; // Generate NTSC System M bars, Generate Frame timing internally |
146 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) | 146 | if (2 != (rc = i2c_master_send(i2c_client_s,buf,2))) |
147 | printk("bt832: i2c i/o error MBAR: rc == %d (should be 2)\n",rc); | 147 | printk("bt832: i2c i/o error MBAR: rc == %d (should be 2)\n",rc); |
148 | 148 | ||
149 | printk("Bt832: Camera Present: %s\n", | 149 | printk("Bt832: Camera Present: %s\n", |
150 | (buf[1+BT832_CAM_STATUS] & BT832_56_CAMERA_PRESENT) ? "yes":"no"); | 150 | (buf[1+BT832_CAM_STATUS] & BT832_56_CAMERA_PRESENT) ? "yes":"no"); |
151 | 151 | ||
152 | bt832_hexdump(i2c_client_s,buf); | 152 | bt832_hexdump(i2c_client_s,buf); |
153 | kfree(buf); | 153 | kfree(buf); |
154 | return 1; | 154 | return 1; |
155 | } | 155 | } |
@@ -162,17 +162,17 @@ static int bt832_attach(struct i2c_adapter *adap, int addr, int kind) | |||
162 | 162 | ||
163 | printk("bt832_attach\n"); | 163 | printk("bt832_attach\n"); |
164 | 164 | ||
165 | client_template.adapter = adap; | 165 | client_template.adapter = adap; |
166 | client_template.addr = addr; | 166 | client_template.addr = addr; |
167 | 167 | ||
168 | printk("bt832: chip found @ 0x%x\n", addr<<1); | 168 | printk("bt832: chip found @ 0x%x\n", addr<<1); |
169 | 169 | ||
170 | if (NULL == (t = kmalloc(sizeof(*t), GFP_KERNEL))) | 170 | if (NULL == (t = kmalloc(sizeof(*t), GFP_KERNEL))) |
171 | return -ENOMEM; | 171 | return -ENOMEM; |
172 | memset(t,0,sizeof(*t)); | 172 | memset(t,0,sizeof(*t)); |
173 | t->client = client_template; | 173 | t->client = client_template; |
174 | i2c_set_clientdata(&t->client, t); | 174 | i2c_set_clientdata(&t->client, t); |
175 | i2c_attach_client(&t->client); | 175 | i2c_attach_client(&t->client); |
176 | 176 | ||
177 | if(! bt832_init(&t->client)) { | 177 | if(! bt832_init(&t->client)) { |
178 | bt832_detach(&t->client); | 178 | bt832_detach(&t->client); |
@@ -211,7 +211,7 @@ bt832_command(struct i2c_client *client, unsigned int cmd, void *arg) | |||
211 | 211 | ||
212 | printk("bt832: command %x\n",cmd); | 212 | printk("bt832: command %x\n",cmd); |
213 | 213 | ||
214 | switch (cmd) { | 214 | switch (cmd) { |
215 | case BT832_HEXDUMP: { | 215 | case BT832_HEXDUMP: { |
216 | unsigned char *buf; | 216 | unsigned char *buf; |
217 | buf=kmalloc(65,GFP_KERNEL); | 217 | buf=kmalloc(65,GFP_KERNEL); |