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@@ -30,8 +30,9 @@
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#include <linux/init.h>
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#include <linux/errno.h>
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#include <linux/slab.h>
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-
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#include <media/audiochip.h>
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+#include <media/v4l2-common.h>
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+
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#include "bttv.h"
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#include "bt832.h"
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@@ -42,9 +43,10 @@ static unsigned short normal_i2c[] = { I2C_BT832_ALT1>>1, I2C_BT832_ALT2>>1,
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I2C_CLIENT_END };
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I2C_CLIENT_INSMOD;
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-/* ---------------------------------------------------------------------- */
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+int debug = 0; /* debug output */
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+module_param(debug, int, 0644);
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-#define dprintk if (debug) printk
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+/* ---------------------------------------------------------------------- */
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static int bt832_detach(struct i2c_client *client);
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@@ -61,23 +63,26 @@ int bt832_hexdump(struct i2c_client *i2c_client_s, unsigned char *buf)
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int i,rc;
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buf[0]=0x80; // start at register 0 with auto-increment
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if (1 != (rc = i2c_master_send(i2c_client_s,buf,1)))
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- printk("bt832: i2c i/o error: rc == %d (should be 1)\n",rc);
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+ v4l_err(i2c_client_s,"i2c i/o error: rc == %d (should be 1)\n",rc);
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for(i=0;i<65;i++)
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buf[i]=0;
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if (65 != (rc=i2c_master_recv(i2c_client_s,buf,65)))
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- printk("bt832: i2c i/o error: rc == %d (should be 65)\n",rc);
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+ v4l_err(i2c_client_s,"i2c i/o error: rc == %d (should be 65)\n",rc);
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// Note: On READ the first byte is the current index
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// (e.g. 0x80, what we just wrote)
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- if(1) {
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+ if(debug>1) {
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int i;
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- printk("BT832 hexdump:\n");
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+ v4l_dbg(2,i2c_client_s,"hexdump:");
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for(i=1;i<65;i++) {
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if(i!=1) {
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- if(((i-1)%8)==0) printk(" ");
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- if(((i-1)%16)==0) printk("\n");
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+ if(((i-1)%8)==0) printk(" ");
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+ if(((i-1)%16)==0) {
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+ printk("\n");
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+ v4l_dbg(2,i2c_client_s,"hexdump:");
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+ }
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}
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printk(" %02x",buf[i]);
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}
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@@ -96,56 +101,56 @@ int bt832_init(struct i2c_client *i2c_client_s)
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bt832_hexdump(i2c_client_s,buf);
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if(buf[0x40] != 0x31) {
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- printk("bt832: this i2c chip is no bt832 (id=%02x). Detaching.\n",buf[0x40]);
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+ v4l_err(i2c_client_s,"This i2c chip is no bt832 (id=%02x). Detaching.\n",buf[0x40]);
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kfree(buf);
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return 0;
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}
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- printk("Write 0 tp VPSTATUS\n");
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+ v4l_err(i2c_client_s,"Write 0 tp VPSTATUS\n");
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buf[0]=BT832_VP_STATUS; // Reg.52
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buf[1]= 0x00;
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if (2 != (rc = i2c_master_send(i2c_client_s,buf,2)))
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- printk("bt832: i2c i/o error VPS: rc == %d (should be 2)\n",rc);
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+ v4l_err(i2c_client_s,"i2c i/o error VPS: rc == %d (should be 2)\n",rc);
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bt832_hexdump(i2c_client_s,buf);
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// Leave low power mode:
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- printk("Bt832: leave low power mode.\n");
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+ v4l_err(i2c_client_s,"leave low power mode.\n");
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buf[0]=BT832_CAM_SETUP0; //0x39 57
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buf[1]=0x08;
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if (2 != (rc = i2c_master_send(i2c_client_s,buf,2)))
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- printk("bt832: i2c i/o error LLPM: rc == %d (should be 2)\n",rc);
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+ v4l_err(i2c_client_s,"i2c i/o error LLPM: rc == %d (should be 2)\n",rc);
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bt832_hexdump(i2c_client_s,buf);
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- printk("Write 0 tp VPSTATUS\n");
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+ v4l_info(i2c_client_s,"Write 0 tp VPSTATUS\n");
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buf[0]=BT832_VP_STATUS; // Reg.52
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buf[1]= 0x00;
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if (2 != (rc = i2c_master_send(i2c_client_s,buf,2)))
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- printk("bt832: i2c i/o error VPS: rc == %d (should be 2)\n",rc);
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+ v4l_err(i2c_client_s,"i2c i/o error VPS: rc == %d (should be 2)\n",rc);
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bt832_hexdump(i2c_client_s,buf);
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// Enable Output
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- printk("Enable Output\n");
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+ v4l_info(i2c_client_s,"Enable Output\n");
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buf[0]=BT832_VP_CONTROL1; // Reg.40
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buf[1]= 0x27 & (~0x01); // Default | !skip
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if (2 != (rc = i2c_master_send(i2c_client_s,buf,2)))
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- printk("bt832: i2c i/o error EO: rc == %d (should be 2)\n",rc);
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+ v4l_err(i2c_client_s,"i2c i/o error EO: rc == %d (should be 2)\n",rc);
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bt832_hexdump(i2c_client_s,buf);
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// for testing (even works when no camera attached)
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- printk("bt832: *** Generate NTSC M Bars *****\n");
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+ v4l_info(i2c_client_s,"*** Generate NTSC M Bars *****\n");
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buf[0]=BT832_VP_TESTCONTROL0; // Reg. 42
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buf[1]=3; // Generate NTSC System M bars, Generate Frame timing internally
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if (2 != (rc = i2c_master_send(i2c_client_s,buf,2)))
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- printk("bt832: i2c i/o error MBAR: rc == %d (should be 2)\n",rc);
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+ v4l_info(i2c_client_s,"i2c i/o error MBAR: rc == %d (should be 2)\n",rc);
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- printk("Bt832: Camera Present: %s\n",
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+ v4l_info(i2c_client_s,"Camera Present: %s\n",
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(buf[1+BT832_CAM_STATUS] & BT832_56_CAMERA_PRESENT) ? "yes":"no");
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bt832_hexdump(i2c_client_s,buf);
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@@ -159,13 +164,9 @@ static int bt832_attach(struct i2c_adapter *adap, int addr, int kind)
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{
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struct bt832 *t;
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- printk("bt832_attach\n");
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-
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client_template.adapter = adap;
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client_template.addr = addr;
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- printk("bt832: chip found @ 0x%x\n", addr<<1);
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-
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if (NULL == (t = kmalloc(sizeof(*t), GFP_KERNEL)))
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return -ENOMEM;
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memset(t,0,sizeof(*t));
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@@ -173,6 +174,9 @@ static int bt832_attach(struct i2c_adapter *adap, int addr, int kind)
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i2c_set_clientdata(&t->client, t);
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i2c_attach_client(&t->client);
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+ v4l_info(&t->client,"chip found @ 0x%x\n", addr<<1);
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+
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+
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if(! bt832_init(&t->client)) {
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bt832_detach(&t->client);
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return -1;
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@@ -192,7 +196,7 @@ static int bt832_detach(struct i2c_client *client)
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{
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struct bt832 *t = i2c_get_clientdata(client);
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- printk("bt832: detach.\n");
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+ v4l_info(&t->client,"dettach\n");
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i2c_detach_client(client);
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kfree(t);
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return 0;
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@@ -203,7 +207,8 @@ bt832_command(struct i2c_client *client, unsigned int cmd, void *arg)
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{
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struct bt832 *t = i2c_get_clientdata(client);
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- printk("bt832: command %x\n",cmd);
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+ if (debug>1)
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+ v4l_i2c_print_ioctl(&t->client,cmd);
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switch (cmd) {
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case BT832_HEXDUMP: {
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@@ -214,7 +219,7 @@ bt832_command(struct i2c_client *client, unsigned int cmd, void *arg)
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}
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break;
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case BT832_REATTACH:
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- printk("bt832: re-attach\n");
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+ v4l_info(&t->client,"re-attach\n");
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i2c_del_driver(&driver);
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i2c_add_driver(&driver);
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break;
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@@ -226,9 +231,9 @@ bt832_command(struct i2c_client *client, unsigned int cmd, void *arg)
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static struct i2c_driver driver = {
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.driver = {
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- .name = "i2c bt832 driver",
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+ .name = "bt832",
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},
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- .id = -1, /* FIXME */
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+ .id = 0, /* FIXME */
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.attach_adapter = bt832_probe,
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.detach_client = bt832_detach,
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.command = bt832_command,
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