diff options
Diffstat (limited to 'drivers/media/video/pms.c')
| -rw-r--r-- | drivers/media/video/pms.c | 1090 |
1 files changed, 0 insertions, 1090 deletions
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c deleted file mode 100644 index a1ad38fc49c..00000000000 --- a/drivers/media/video/pms.c +++ /dev/null @@ -1,1090 +0,0 @@ -/* - * Media Vision Pro Movie Studio - * or - * "all you need is an I2C bus some RAM and a prayer" - * - * This draws heavily on code - * - * (c) Wolfgang Koehler, wolf@first.gmd.de, Dec. 1994 - * Kiefernring 15 - * 14478 Potsdam, Germany - * - * Most of this code is directly derived from his userspace driver. - * His driver works so send any reports to alan@lxorguk.ukuu.org.uk - * unless the userspace driver also doesn't work for you... - * - * Changes: - * 08/07/2003 Daniele Bellucci <bellucda@tiscali.it> - * - pms_capture: report back -EFAULT - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/fs.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/mm.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <asm/io.h> -#include <linux/videodev.h> -#include <media/v4l2-common.h> -#include <media/v4l2-ioctl.h> -#include <linux/mutex.h> - -#include <asm/uaccess.h> - - -#define MOTOROLA 1 -#define PHILIPS2 2 -#define PHILIPS1 3 -#define MVVMEMORYWIDTH 0x40 /* 512 bytes */ - -struct pms_device -{ - struct video_device v; - struct video_picture picture; - int height; - int width; - unsigned long in_use; - struct mutex lock; -}; - -struct i2c_info -{ - u8 slave; - u8 sub; - u8 data; - u8 hits; -}; - -static int i2c_count; -static struct i2c_info i2cinfo[64]; - -static int decoder = PHILIPS2; -static int standard; /* 0 - auto 1 - ntsc 2 - pal 3 - secam */ - -/* - * I/O ports and Shared Memory - */ - -static int io_port = 0x250; -static int data_port = 0x251; -static int mem_base = 0xC8000; -static void __iomem *mem; -static int video_nr = -1; - - - -static inline void mvv_write(u8 index, u8 value) -{ - outw(index|(value<<8), io_port); -} - -static inline u8 mvv_read(u8 index) -{ - outb(index, io_port); - return inb(data_port); -} - -static int pms_i2c_stat(u8 slave) -{ - int counter; - int i; - - outb(0x28, io_port); - - counter=0; - while((inb(data_port)&0x01)==0) - if(counter++==256) - break; - - while((inb(data_port)&0x01)!=0) - if(counter++==256) - break; - - outb(slave, io_port); - - counter=0; - while((inb(data_port)&0x01)==0) - if(counter++==256) - break; - - while((inb(data_port)&0x01)!=0) - if(counter++==256) - break; - - for(i=0;i<12;i++) - { - char st=inb(data_port); - if((st&2)!=0) - return -1; - if((st&1)==0) - break; - } - outb(0x29, io_port); - return inb(data_port); -} - -static int pms_i2c_write(u16 slave, u16 sub, u16 data) -{ - int skip=0; - int count; - int i; - - for(i=0;i<i2c_count;i++) - { - if((i2cinfo[i].slave==slave) && - (i2cinfo[i].sub == sub)) - { - if(i2cinfo[i].data==data) - skip=1; - i2cinfo[i].data=data; - i=i2c_count+1; - } - } - - if(i==i2c_count && i2c_count<64) - { - i2cinfo[i2c_count].slave=slave; - i2cinfo[i2c_count].sub=sub; - i2cinfo[i2c_count].data=data; - i2c_count++; - } - - if(skip) - return 0; - - mvv_write(0x29, sub); - mvv_write(0x2A, data); - mvv_write(0x28, slave); - - outb(0x28, io_port); - - count=0; - while((inb(data_port)&1)==0) - if(count>255) - break; - while((inb(data_port)&1)!=0) - if(count>255) - break; - - count=inb(data_port); - - if(count&2) - return -1; - return count; -} - -static int pms_i2c_read(int slave, int sub) -{ - int i=0; - for(i=0;i<i2c_count;i++) - { - if(i2cinfo[i].slave==slave && i2cinfo[i].sub==sub) - return i2cinfo[i].data; - } - return 0; -} - - -static void pms_i2c_andor(int slave, int sub, int and, int or) -{ - u8 tmp; - - tmp=pms_i2c_read(slave, sub); - tmp = (tmp&and)|or; - pms_i2c_write(slave, sub, tmp); -} - -/* - * Control functions - */ - - -static void pms_videosource(short source) -{ - mvv_write(0x2E, source?0x31:0x30); -} - -static void pms_hue(short hue) -{ - switch(decoder) - { - case MOTOROLA: - pms_i2c_write(0x8A, 0x00, hue); - break; - case PHILIPS2: - pms_i2c_write(0x8A, 0x07, hue); - break; - case PHILIPS1: - pms_i2c_write(0x42, 0x07, hue); - break; - } -} - -static void pms_colour(short colour) -{ - switch(decoder) - { - case MOTOROLA: - pms_i2c_write(0x8A, 0x00, colour); - break; - case PHILIPS1: - pms_i2c_write(0x42, 0x12, colour); - break; - } -} - - -static void pms_contrast(short contrast) -{ - switch(decoder) - { - case MOTOROLA: - pms_i2c_write(0x8A, 0x00, contrast); - break; - case PHILIPS1: - pms_i2c_write(0x42, 0x13, contrast); - break; - } -} - -static void pms_brightness(short brightness) -{ - switch(decoder) - { - case MOTOROLA: - pms_i2c_write(0x8A, 0x00, brightness); - pms_i2c_write(0x8A, 0x00, brightness); - pms_i2c_write(0x8A, 0x00, brightness); - break; - case PHILIPS1: - pms_i2c_write(0x42, 0x19, brightness); - break; - } -} - - -static void pms_format(short format) -{ - int target; - standard = format; - - if(decoder==PHILIPS1) - target=0x42; - else if(decoder==PHILIPS2) - target=0x8A; - else - return; - - switch(format) - { - case 0: /* Auto */ - pms_i2c_andor(target, 0x0D, 0xFE,0x00); - pms_i2c_andor(target, 0x0F, 0x3F,0x80); - break; - case 1: /* NTSC */ - pms_i2c_andor(target, 0x0D, 0xFE, 0x00); - pms_i2c_andor(target, 0x0F, 0x3F, 0x40); - break; - case 2: /* PAL */ - pms_i2c_andor(target, 0x0D, 0xFE, 0x00); - pms_i2c_andor(target, 0x0F, 0x3F, 0x00); - break; - case 3: /* SECAM */ - pms_i2c_andor(target, 0x0D, 0xFE, 0x01); - pms_i2c_andor(target, 0x0F, 0x3F, 0x00); - break; - } -} - -#ifdef FOR_FUTURE_EXPANSION - -/* - * These features of the PMS card are not currently exposes. They - * could become a private v4l ioctl for PMSCONFIG or somesuch if - * people need it. We also don't yet use the PMS interrupt. - */ - -static void pms_hstart(short start) -{ - switch(decoder) - { - case PHILIPS1: - pms_i2c_write(0x8A, 0x05, start); - pms_i2c_write(0x8A, 0x18, start); - break; - case PHILIPS2: - pms_i2c_write(0x42, 0x05, start); - pms_i2c_write(0x42, 0x18, start); - break; - } -} - -/* - * Bandpass filters - */ - -static void pms_bandpass(short pass) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x06, 0xCF, (pass&0x03)<<4); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x06, 0xCF, (pass&0x03)<<4); -} - -static void pms_antisnow(short snow) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x06, 0xF3, (snow&0x03)<<2); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x06, 0xF3, (snow&0x03)<<2); -} - -static void pms_sharpness(short sharp) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x06, 0xFC, sharp&0x03); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x06, 0xFC, sharp&0x03); -} - -static void pms_chromaagc(short agc) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x0C, 0x9F, (agc&0x03)<<5); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x0C, 0x9F, (agc&0x03)<<5); -} - -static void pms_vertnoise(short noise) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x10, 0xFC, noise&3); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x10, 0xFC, noise&3); -} - -static void pms_forcecolour(short colour) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x0C, 0x7F, (colour&1)<<7); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x0C, 0x7, (colour&1)<<7); -} - -static void pms_antigamma(short gamma) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0xB8, 0x00, 0x7F, (gamma&1)<<7); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x20, 0x7, (gamma&1)<<7); -} - -static void pms_prefilter(short filter) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x06, 0xBF, (filter&1)<<6); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x06, 0xBF, (filter&1)<<6); -} - -static void pms_hfilter(short filter) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0xB8, 0x04, 0x1F, (filter&7)<<5); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x24, 0x1F, (filter&7)<<5); -} - -static void pms_vfilter(short filter) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0xB8, 0x08, 0x9F, (filter&3)<<5); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x28, 0x9F, (filter&3)<<5); -} - -static void pms_killcolour(short colour) -{ - if(decoder==PHILIPS2) - { - pms_i2c_andor(0x8A, 0x08, 0x07, (colour&0x1F)<<3); - pms_i2c_andor(0x8A, 0x09, 0x07, (colour&0x1F)<<3); - } - else if(decoder==PHILIPS1) - { - pms_i2c_andor(0x42, 0x08, 0x07, (colour&0x1F)<<3); - pms_i2c_andor(0x42, 0x09, 0x07, (colour&0x1F)<<3); - } -} - -static void pms_chromagain(short chroma) -{ - if(decoder==PHILIPS2) - { - pms_i2c_write(0x8A, 0x11, chroma); - } - else if(decoder==PHILIPS1) - { - pms_i2c_write(0x42, 0x11, chroma); - } -} - - -static void pms_spacialcompl(short data) -{ - mvv_write(0x3B, data); -} - -static void pms_spacialcomph(short data) -{ - mvv_write(0x3A, data); -} - -static void pms_vstart(short start) -{ - mvv_write(0x16, start); - mvv_write(0x17, (start>>8)&0x01); -} - -#endif - -static void pms_secamcross(short cross) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A, 0x0F, 0xDF, (cross&1)<<5); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42, 0x0F, 0xDF, (cross&1)<<5); -} - - -static void pms_swsense(short sense) -{ - if(decoder==PHILIPS2) - { - pms_i2c_write(0x8A, 0x0A, sense); - pms_i2c_write(0x8A, 0x0B, sense); - } - else if(decoder==PHILIPS1) - { - pms_i2c_write(0x42, 0x0A, sense); - pms_i2c_write(0x42, 0x0B, sense); - } -} - - -static void pms_framerate(short frr) -{ - int fps=(standard==1)?30:25; - if(frr==0) - return; - fps=fps/frr; - mvv_write(0x14,0x80|fps); - mvv_write(0x15,1); -} - -static void pms_vert(u8 deciden, u8 decinum) -{ - mvv_write(0x1C, deciden); /* Denominator */ - mvv_write(0x1D, decinum); /* Numerator */ -} - -/* - * Turn 16bit ratios into best small ratio the chipset can grok - */ - -static void pms_vertdeci(unsigned short decinum, unsigned short deciden) -{ - /* Knock it down by /5 once */ - if(decinum%5==0) - { - deciden/=5; - decinum/=5; - } - /* - * 3's - */ - while(decinum%3==0 && deciden%3==0) - { - deciden/=3; - decinum/=3; - } - /* - * 2's - */ - while(decinum%2==0 && deciden%2==0) - { - decinum/=2; - deciden/=2; - } - /* - * Fudgyify - */ - while(deciden>32) - { - deciden/=2; - decinum=(decinum+1)/2; - } - if(deciden==32) - deciden--; - pms_vert(deciden,decinum); -} - -static void pms_horzdeci(short decinum, short deciden) -{ - if(decinum<=512) - { - if(decinum%5==0) - { - decinum/=5; - deciden/=5; - } - } - else - { - decinum=512; - deciden=640; /* 768 would be ideal */ - } - - while(((decinum|deciden)&1)==0) - { - decinum>>=1; - deciden>>=1; - } - while(deciden>32) - { - deciden>>=1; - decinum=(decinum+1)>>1; - } - if(deciden==32) - deciden--; - - mvv_write(0x24, 0x80|deciden); - mvv_write(0x25, decinum); -} - -static void pms_resolution(short width, short height) -{ - int fg_height; - - fg_height=height; - if(fg_height>280) - fg_height=280; - - mvv_write(0x18, fg_height); - mvv_write(0x19, fg_height>>8); - - if(standard==1) - { - mvv_write(0x1A, 0xFC); - mvv_write(0x1B, 0x00); - if(height>fg_height) - pms_vertdeci(240,240); - else - pms_vertdeci(fg_height,240); - } - else - { - mvv_write(0x1A, 0x1A); - mvv_write(0x1B, 0x01); - if(fg_height>256) - pms_vertdeci(270,270); - else - pms_vertdeci(fg_height, 270); - } - mvv_write(0x12,0); - mvv_write(0x13, MVVMEMORYWIDTH); - mvv_write(0x42, 0x00); - mvv_write(0x43, 0x00); - mvv_write(0x44, MVVMEMORYWIDTH); - - mvv_write(0x22, width+8); - mvv_write(0x23, (width+8)>> 8); - - if(standard==1) - pms_horzdeci(width,640); - else - pms_horzdeci(width+8, 768); - - mvv_write(0x30, mvv_read(0x30)&0xFE); - mvv_write(0x08, mvv_read(0x08)|0x01); - mvv_write(0x01, mvv_read(0x01)&0xFD); - mvv_write(0x32, 0x00); - mvv_write(0x33, MVVMEMORYWIDTH); -} - - -/* - * Set Input - */ - -static void pms_vcrinput(short input) -{ - if(decoder==PHILIPS2) - pms_i2c_andor(0x8A,0x0D,0x7F,(input&1)<<7); - else if(decoder==PHILIPS1) - pms_i2c_andor(0x42,0x0D,0x7F,(input&1)<<7); -} - - -static int pms_capture(struct pms_device *dev, char __user *buf, int rgb555, int count) -{ - int y; - int dw = 2*dev->width; - - char tmp[dw+32]; /* using a temp buffer is faster than direct */ - int cnt = 0; - int len=0; - unsigned char r8 = 0x5; /* value for reg8 */ - - if (rgb555) - r8 |= 0x20; /* else use untranslated rgb = 565 */ - mvv_write(0x08,r8); /* capture rgb555/565, init DRAM, PC enable */ - -/* printf("%d %d %d %d %d %x %x\n",width,height,voff,nom,den,mvv_buf); */ - - for (y = 0; y < dev->height; y++ ) - { - writeb(0, mem); /* synchronisiert neue Zeile */ - - /* - * This is in truth a fifo, be very careful as if you - * forgot this odd things will occur 8) - */ - - memcpy_fromio(tmp, mem, dw+32); /* discard 16 word */ - cnt -= dev->height; - while (cnt <= 0) - { - /* - * Don't copy too far - */ - int dt=dw; - if(dt+len>count) - dt=count-len; - cnt += dev->height; - if (copy_to_user(buf, tmp+32, dt)) - return len ? len : -EFAULT; - buf += dt; - len += dt; - } - } - return len; -} - - -/* - * Video4linux interfacing - */ - -static long pms_do_ioctl(struct file *file, unsigned int cmd, void *arg) -{ - struct video_device *dev = video_devdata(file); - struct pms_device *pd=(struct pms_device *)dev; - - switch(cmd) - { - case VIDIOCGCAP: - { - struct video_capability *b = arg; - strcpy(b->name, "Mediavision PMS"); - b->type = VID_TYPE_CAPTURE|VID_TYPE_SCALES; - b->channels = 4; - b->audios = 0; - b->maxwidth = 640; - b->maxheight = 480; - b->minwidth = 16; - b->minheight = 16; - return 0; - } - case VIDIOCGCHAN: - { - struct video_channel *v = arg; - if(v->channel<0 || v->channel>3) - return -EINVAL; - v->flags=0; - v->tuners=1; - /* Good question.. its composite or SVHS so.. */ - v->type = VIDEO_TYPE_CAMERA; - switch(v->channel) - { - case 0: - strcpy(v->name, "Composite");break; - case 1: - strcpy(v->name, "SVideo");break; - case 2: - strcpy(v->name, "Composite(VCR)");break; - case 3: - strcpy(v->name, "SVideo(VCR)");break; - } - return 0; - } - case VIDIOCSCHAN: - { - struct video_channel *v = arg; - if(v->channel<0 || v->channel>3) - return -EINVAL; - mutex_lock(&pd->lock); - pms_videosource(v->channel&1); - pms_vcrinput(v->channel>>1); - mutex_unlock(&pd->lock); - return 0; - } - case VIDIOCGTUNER: - { - struct video_tuner *v = arg; - if(v->tuner) - return -EINVAL; - strcpy(v->name, "Format"); - v->rangelow=0; - v->rangehigh=0; - v->flags= VIDEO_TUNER_PAL|VIDEO_TUNER_NTSC|VIDEO_TUNER_SECAM; - switch(standard) - { - case 0: - v->mode = VIDEO_MODE_AUTO; - break; - case 1: - v->mode = VIDEO_MODE_NTSC; - break; - case 2: - v->mode = VIDEO_MODE_PAL; - break; - case 3: - v->mode = VIDEO_MODE_SECAM; - break; - } - return 0; - } - case VIDIOCSTUNER: - { - struct video_tuner *v = arg; - if(v->tuner) - return -EINVAL; - mutex_lock(&pd->lock); - switch(v->mode) - { - case VIDEO_MODE_AUTO: - pms_framerate(25); - pms_secamcross(0); - pms_format(0); - break; - case VIDEO_MODE_NTSC: - pms_framerate(30); - pms_secamcross(0); - pms_format(1); - break; - case VIDEO_MODE_PAL: - pms_framerate(25); - pms_secamcross(0); - pms_format(2); - break; - case VIDEO_MODE_SECAM: - pms_framerate(25); - pms_secamcross(1); - pms_format(2); - break; - default: - mutex_unlock(&pd->lock); - return -EINVAL; - } - mutex_unlock(&pd->lock); - return 0; - } - case VIDIOCGPICT: - { - struct video_picture *p = arg; - *p = pd->picture; - return 0; - } - case VIDIOCSPICT: - { - struct video_picture *p = arg; - if(!((p->palette==VIDEO_PALETTE_RGB565 && p->depth==16) - ||(p->palette==VIDEO_PALETTE_RGB555 && p->depth==15))) - return -EINVAL; - pd->picture= *p; - - /* - * Now load the card. - */ - - mutex_lock(&pd->lock); - pms_brightness(p->brightness>>8); - pms_hue(p->hue>>8); - pms_colour(p->colour>>8); - pms_contrast(p->contrast>>8); - mutex_unlock(&pd->lock); - return 0; - } - case VIDIOCSWIN: - { - struct video_window *vw = arg; - if(vw->flags) - return -EINVAL; - if(vw->clipcount) - return -EINVAL; - if(vw->height<16||vw->height>480) - return -EINVAL; - if(vw->width<16||vw->width>640) - return -EINVAL; - pd->width=vw->width; - pd->height=vw->height; - mutex_lock(&pd->lock); - pms_resolution(pd->width, pd->height); - mutex_unlock(&pd->lock); /* Ok we figured out what to use from our wide choice */ - return 0; - } - case VIDIOCGWIN: - { - struct video_window *vw = arg; - memset(vw,0,sizeof(*vw)); - vw->width=pd->width; - vw->height=pd->height; - return 0; - } - case VIDIOCKEY: - return 0; - case VIDIOCCAPTURE: - case VIDIOCGFBUF: - case VIDIOCSFBUF: - case VIDIOCGFREQ: - case VIDIOCSFREQ: - case VIDIOCGAUDIO: - case VIDIOCSAUDIO: - return -EINVAL; - default: - return -ENOIOCTLCMD; - } - return 0; -} - -static long pms_ioctl(struct file *file, - unsigned int cmd, unsigned long arg) -{ - return video_usercopy(file, cmd, arg, pms_do_ioctl); -} - -static ssize_t pms_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos) -{ - struct video_device *v = video_devdata(file); - struct pms_device *pd=(struct pms_device *)v; - int len; - - mutex_lock(&pd->lock); - len=pms_capture(pd, buf, (pd->picture.depth==16)?0:1,count); - mutex_unlock(&pd->lock); - return len; -} - -static int pms_exclusive_open(struct file *file) -{ - struct video_device *v = video_devdata(file); - struct pms_device *pd = (struct pms_device *)v; - - return test_and_set_bit(0, &pd->in_use) ? -EBUSY : 0; -} - -static int pms_exclusive_release(struct file *file) -{ - struct video_device *v = video_devdata(file); - struct pms_device *pd = (struct pms_device *)v; - - clear_bit(0, &pd->in_use); - return 0; -} - -static const struct v4l2_file_operations pms_fops = { - .owner = THIS_MODULE, - .open = pms_exclusive_open, - .release = pms_exclusive_release, - .ioctl = pms_ioctl, - .read = pms_read, -}; - -static struct video_device pms_template= -{ - .name = "Mediavision PMS", - .fops = &pms_fops, - .release = video_device_release_empty, -}; - -static struct pms_device pms_device; - - -/* - * Probe for and initialise the Mediavision PMS - */ - -static int init_mediavision(void) -{ - int id; - int idec, decst; - int i; - - unsigned char i2c_defs[]={ - 0x4C,0x30,0x00,0xE8, - 0xB6,0xE2,0x00,0x00, - 0xFF,0xFF,0x00,0x00, - 0x00,0x00,0x78,0x98, - 0x00,0x00,0x00,0x00, - 0x34,0x0A,0xF4,0xCE, - 0xE4 - }; - - mem = ioremap(mem_base, 0x800); - if (!mem) - return -ENOMEM; - - if (!request_region(0x9A01, 1, "Mediavision PMS config")) - { - printk(KERN_WARNING "mediavision: unable to detect: 0x9A01 in use.\n"); - iounmap(mem); - return -EBUSY; - } - if (!request_region(io_port, 3, "Mediavision PMS")) - { - printk(KERN_WARNING "mediavision: I/O port %d in use.\n", io_port); - release_region(0x9A01, 1); - iounmap(mem); - return -EBUSY; - } - outb(0xB8, 0x9A01); /* Unlock */ - outb(io_port>>4, 0x9A01); /* Set IO port */ - - - id=mvv_read(3); - decst=pms_i2c_stat(0x43); - - if(decst!=-1) - idec=2; - else if(pms_i2c_stat(0xb9)!=-1) - idec=3; - else if(pms_i2c_stat(0x8b)!=-1) - idec=1; - else - idec=0; - - printk(KERN_INFO "PMS type is %d\n", idec); - if(idec == 0) { - release_region(io_port, 3); - release_region(0x9A01, 1); - iounmap(mem); - return -ENODEV; - } - - /* - * Ok we have a PMS of some sort - */ - - mvv_write(0x04, mem_base>>12); /* Set the memory area */ - - /* Ok now load the defaults */ - - for(i=0;i<0x19;i++) - { - if(i2c_defs[i]==0xFF) - pms_i2c_andor(0x8A, i, 0x07,0x00); - else - pms_i2c_write(0x8A, i, i2c_defs[i]); - } - - pms_i2c_write(0xB8,0x00,0x12); - pms_i2c_write(0xB8,0x04,0x00); - pms_i2c_write(0xB8,0x07,0x00); - pms_i2c_write(0xB8,0x08,0x00); - pms_i2c_write(0xB8,0x09,0xFF); - pms_i2c_write(0xB8,0x0A,0x00); - pms_i2c_write(0xB8,0x0B,0x10); - pms_i2c_write(0xB8,0x10,0x03); - - mvv_write(0x01, 0x00); - mvv_write(0x05, 0xA0); - mvv_write(0x08, 0x25); - mvv_write(0x09, 0x00); - mvv_write(0x0A, 0x20|MVVMEMORYWIDTH); - - mvv_write(0x10, 0x02); - mvv_write(0x1E, 0x0C); - mvv_write(0x1F, 0x03); - mvv_write(0x26, 0x06); - - mvv_write(0x2B, 0x00); - mvv_write(0x2C, 0x20); - mvv_write(0x2D, 0x00); - mvv_write(0x2F, 0x70); - mvv_write(0x32, 0x00); - mvv_write(0x33, MVVMEMORYWIDTH); - mvv_write(0x34, 0x00); - mvv_write(0x35, 0x00); - mvv_write(0x3A, 0x80); - mvv_write(0x3B, 0x10); - mvv_write(0x20, 0x00); - mvv_write(0x21, 0x00); - mvv_write(0x30, 0x22); - return 0; -} - -/* - * Initialization and module stuff - */ - -#ifndef MODULE -static int enable; -module_param(enable, int, 0); -#endif - -static int __init init_pms_cards(void) -{ - printk(KERN_INFO "Mediavision Pro Movie Studio driver 0.02\n"); - -#ifndef MODULE - if (!enable) { - printk(KERN_INFO "PMS: not enabled, use pms.enable=1 to " - "probe\n"); - return -ENODEV; - } -#endif - - data_port = io_port +1; - - if(init_mediavision()) - { - printk(KERN_INFO "Board not found.\n"); - return -ENODEV; - } - memcpy(&pms_device, &pms_template, sizeof(pms_template)); - mutex_init(&pms_device.lock); - pms_device.height=240; - pms_device.width=320; - pms_swsense(75); - pms_resolution(320,240); - return video_register_device((struct video_device *)&pms_device, VFL_TYPE_GRABBER, video_nr); -} - -module_param(io_port, int, 0); -module_param(mem_base, int, 0); -module_param(video_nr, int, 0); -MODULE_LICENSE("GPL"); - - -static void __exit shutdown_mediavision(void) -{ - release_region(io_port,3); - release_region(0x9A01, 1); -} - -static void __exit cleanup_pms_module(void) -{ - shutdown_mediavision(); - video_unregister_device((struct video_device *)&pms_device); - iounmap(mem); -} - -module_init(init_pms_cards); -module_exit(cleanup_pms_module); - |