diff options
Diffstat (limited to 'drivers/media/video/pms.c')
| -rw-r--r-- | drivers/media/video/pms.c | 1425 |
1 files changed, 750 insertions, 675 deletions
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c index a1ad38fc49c..73ec970ca5c 100644 --- a/drivers/media/video/pms.c +++ b/drivers/media/video/pms.c @@ -14,8 +14,10 @@ * unless the userspace driver also doesn't work for you... * * Changes: - * 08/07/2003 Daniele Bellucci <bellucda@tiscali.it> - * - pms_capture: report back -EFAULT + * 25-11-2009 Hans Verkuil <hverkuil@xs4all.nl> + * - converted to version 2 of the V4L API. + * 08/07/2003 Daniele Bellucci <bellucda@tiscali.it> + * - pms_capture: report back -EFAULT */ #include <linux/module.h> @@ -27,175 +29,183 @@ #include <linux/mm.h> #include <linux/ioport.h> #include <linux/init.h> +#include <linux/version.h> +#include <linux/mutex.h> +#include <asm/uaccess.h> #include <asm/io.h> -#include <linux/videodev.h> + +#include <linux/videodev2.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> -#include <linux/mutex.h> +#include <media/v4l2-device.h> -#include <asm/uaccess.h> +MODULE_LICENSE("GPL"); #define MOTOROLA 1 -#define PHILIPS2 2 +#define PHILIPS2 2 /* SAA7191 */ #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 -{ +struct i2c_info { u8 slave; u8 sub; u8 data; u8 hits; }; -static int i2c_count; -static struct i2c_info i2cinfo[64]; +struct pms { + struct v4l2_device v4l2_dev; + struct video_device vdev; + int height; + int width; + int depth; + int input; + s32 brightness, saturation, hue, contrast; + unsigned long in_use; + struct mutex lock; + int i2c_count; + struct i2c_info i2cinfo[64]; + + int decoder; + int standard; /* 0 - auto 1 - ntsc 2 - pal 3 - secam */ + v4l2_std_id std; + int io; + int data; + void __iomem *mem; +}; -static int decoder = PHILIPS2; -static int standard; /* 0 - auto 1 - ntsc 2 - pal 3 - secam */ +static struct pms pms_card; /* * 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 int io_port = 0x250; +module_param(io_port, int, 0); +static int mem_base = 0xc8000; +module_param(mem_base, int, 0); +static int video_nr = -1; +module_param(video_nr, int, 0); -static inline void mvv_write(u8 index, u8 value) + +static inline void mvv_write(struct pms *dev, u8 index, u8 value) { - outw(index|(value<<8), io_port); + outw(index | (value << 8), dev->io); } -static inline u8 mvv_read(u8 index) +static inline u8 mvv_read(struct pms *dev, u8 index) { - outb(index, io_port); - return inb(data_port); + outb(index, dev->io); + return inb(dev->data); } -static int pms_i2c_stat(u8 slave) +static int pms_i2c_stat(struct pms *dev, u8 slave) { - int counter; + int counter = 0; int i; - outb(0x28, io_port); + outb(0x28, dev->io); - counter=0; - while((inb(data_port)&0x01)==0) - if(counter++==256) + while ((inb(dev->data) & 0x01) == 0) + if (counter++ == 256) break; - while((inb(data_port)&0x01)!=0) - if(counter++==256) + while ((inb(dev->data) & 0x01) != 0) + if (counter++ == 256) break; - outb(slave, io_port); + outb(slave, dev->io); - counter=0; - while((inb(data_port)&0x01)==0) - if(counter++==256) + counter = 0; + while ((inb(dev->data) & 0x01) == 0) + if (counter++ == 256) break; - while((inb(data_port)&0x01)!=0) - if(counter++==256) + while ((inb(dev->data) & 0x01) != 0) + if (counter++ == 256) break; - for(i=0;i<12;i++) - { - char st=inb(data_port); - if((st&2)!=0) + for (i = 0; i < 12; i++) { + char st = inb(dev->data); + + if ((st & 2) != 0) return -1; - if((st&1)==0) + if ((st & 1) == 0) break; } - outb(0x29, io_port); - return inb(data_port); + outb(0x29, dev->io); + return inb(dev->data); } -static int pms_i2c_write(u16 slave, u16 sub, u16 data) +static int pms_i2c_write(struct pms *dev, u16 slave, u16 sub, u16 data) { - int skip=0; + 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; + for (i = 0; i < dev->i2c_count; i++) { + if ((dev->i2cinfo[i].slave == slave) && + (dev->i2cinfo[i].sub == sub)) { + if (dev->i2cinfo[i].data == data) + skip = 1; + dev->i2cinfo[i].data = data; + i = dev->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 (i == dev->i2c_count && dev->i2c_count < 64) { + dev->i2cinfo[dev->i2c_count].slave = slave; + dev->i2cinfo[dev->i2c_count].sub = sub; + dev->i2cinfo[dev->i2c_count].data = data; + dev->i2c_count++; } - if(skip) + if (skip) return 0; - mvv_write(0x29, sub); - mvv_write(0x2A, data); - mvv_write(0x28, slave); + mvv_write(dev, 0x29, sub); + mvv_write(dev, 0x2A, data); + mvv_write(dev, 0x28, slave); - outb(0x28, io_port); + outb(0x28, dev->io); - count=0; - while((inb(data_port)&1)==0) - if(count>255) + count = 0; + while ((inb(dev->data) & 1) == 0) + if (count > 255) break; - while((inb(data_port)&1)!=0) - if(count>255) + while ((inb(dev->data) & 1) != 0) + if (count > 255) break; - count=inb(data_port); + count = inb(dev->data); - if(count&2) + if (count & 2) return -1; return count; } -static int pms_i2c_read(int slave, int sub) +static int pms_i2c_read(struct pms *dev, 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; + int i; + + for (i = 0; i < dev->i2c_count; i++) { + if (dev->i2cinfo[i].slave == slave && dev->i2cinfo[i].sub == sub) + return dev->i2cinfo[i].data; } return 0; } -static void pms_i2c_andor(int slave, int sub, int and, int or) +static void pms_i2c_andor(struct pms *dev, 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); + tmp = pms_i2c_read(dev, slave, sub); + tmp = (tmp & and) | or; + pms_i2c_write(dev, slave, sub, tmp); } /* @@ -203,100 +213,108 @@ static void pms_i2c_andor(int slave, int sub, int and, int or) */ -static void pms_videosource(short source) +static void pms_videosource(struct pms *dev, short source) { - mvv_write(0x2E, source?0x31:0x30); + switch (dev->decoder) { + case MOTOROLA: + break; + case PHILIPS2: + pms_i2c_andor(dev, 0x8a, 0x06, 0x7f, source ? 0x80 : 0); + break; + case PHILIPS1: + break; + } + mvv_write(dev, 0x2E, 0x31); + /* Was: mvv_write(dev, 0x2E, source ? 0x31 : 0x30); + But could not make this work correctly. Only Composite input + worked for me. */ } -static void pms_hue(short hue) +static void pms_hue(struct pms *dev, 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; + switch (dev->decoder) { + case MOTOROLA: + pms_i2c_write(dev, 0x8a, 0x00, hue); + break; + case PHILIPS2: + pms_i2c_write(dev, 0x8a, 0x07, hue); + break; + case PHILIPS1: + pms_i2c_write(dev, 0x42, 0x07, hue); + break; } } -static void pms_colour(short colour) +static void pms_saturation(struct pms *dev, short sat) { - switch(decoder) - { - case MOTOROLA: - pms_i2c_write(0x8A, 0x00, colour); - break; - case PHILIPS1: - pms_i2c_write(0x42, 0x12, colour); - break; + switch (dev->decoder) { + case MOTOROLA: + pms_i2c_write(dev, 0x8a, 0x00, sat); + break; + case PHILIPS1: + pms_i2c_write(dev, 0x42, 0x12, sat); + break; } } -static void pms_contrast(short contrast) +static void pms_contrast(struct pms *dev, short contrast) { - switch(decoder) - { - case MOTOROLA: - pms_i2c_write(0x8A, 0x00, contrast); - break; - case PHILIPS1: - pms_i2c_write(0x42, 0x13, contrast); - break; + switch (dev->decoder) { + case MOTOROLA: + pms_i2c_write(dev, 0x8a, 0x00, contrast); + break; + case PHILIPS1: + pms_i2c_write(dev, 0x42, 0x13, contrast); + break; } } -static void pms_brightness(short brightness) +static void pms_brightness(struct pms *dev, 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; + switch (dev->decoder) { + case MOTOROLA: + pms_i2c_write(dev, 0x8a, 0x00, brightness); + pms_i2c_write(dev, 0x8a, 0x00, brightness); + pms_i2c_write(dev, 0x8a, 0x00, brightness); + break; + case PHILIPS1: + pms_i2c_write(dev, 0x42, 0x19, brightness); + break; } } -static void pms_format(short format) +static void pms_format(struct pms *dev, short format) { int target; - standard = format; - if(decoder==PHILIPS1) - target=0x42; - else if(decoder==PHILIPS2) - target=0x8A; + dev->standard = format; + + if (dev->decoder == PHILIPS1) + target = 0x42; + else if (dev->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; + switch (format) { + case 0: /* Auto */ + pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); + pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x80); + break; + case 1: /* NTSC */ + pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); + pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x40); + break; + case 2: /* PAL */ + pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x00); + pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); + break; + case 3: /* SECAM */ + pms_i2c_andor(dev, target, 0x0d, 0xfe, 0x01); + pms_i2c_andor(dev, target, 0x0f, 0x3f, 0x00); + break; } } @@ -308,18 +326,17 @@ static void pms_format(short format) * people need it. We also don't yet use the PMS interrupt. */ -static void pms_hstart(short start) +static void pms_hstart(struct pms *dev, 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; + switch (dev->decoder) { + case PHILIPS1: + pms_i2c_write(dev, 0x8a, 0x05, start); + pms_i2c_write(dev, 0x8a, 0x18, start); + break; + case PHILIPS2: + pms_i2c_write(dev, 0x42, 0x05, start); + pms_i2c_write(dev, 0x42, 0x18, start); + break; } } @@ -327,293 +344,271 @@ static void pms_hstart(short start) * Bandpass filters */ -static void pms_bandpass(short pass) +static void pms_bandpass(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x06, 0xcf, (pass & 0x03) << 4); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x06, 0xcf, (pass & 0x03) << 4); } -static void pms_antisnow(short snow) +static void pms_antisnow(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x06, 0xf3, (snow & 0x03) << 2); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x06, 0xf3, (snow & 0x03) << 2); } -static void pms_sharpness(short sharp) +static void pms_sharpness(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x06, 0xfc, sharp & 0x03); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x06, 0xfc, sharp & 0x03); } -static void pms_chromaagc(short agc) +static void pms_chromaagc(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x0c, 0x9f, (agc & 0x03) << 5); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x0c, 0x9f, (agc & 0x03) << 5); } -static void pms_vertnoise(short noise) +static void pms_vertnoise(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x10, 0xfc, noise & 3); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x10, 0xfc, noise & 3); } -static void pms_forcecolour(short colour) +static void pms_forcecolour(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x0c, 0x7f, (colour & 1) << 7); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x0c, 0x7, (colour & 1) << 7); } -static void pms_antigamma(short gamma) +static void pms_antigamma(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0xb8, 0x00, 0x7f, (gamma & 1) << 7); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x20, 0x7, (gamma & 1) << 7); } -static void pms_prefilter(short filter) +static void pms_prefilter(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x06, 0xbf, (filter & 1) << 6); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x06, 0xbf, (filter & 1) << 6); } -static void pms_hfilter(short filter) +static void pms_hfilter(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0xb8, 0x04, 0x1f, (filter & 7) << 5); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x24, 0x1f, (filter & 7) << 5); } -static void pms_vfilter(short filter) +static void pms_vfilter(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0xb8, 0x08, 0x9f, (filter & 3) << 5); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x28, 0x9f, (filter & 3) << 5); } -static void pms_killcolour(short colour) +static void pms_killcolour(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) { + pms_i2c_andor(dev, 0x8a, 0x08, 0x07, (colour & 0x1f) << 3); + pms_i2c_andor(dev, 0x8a, 0x09, 0x07, (colour & 0x1f) << 3); + } else if (dev->decoder == PHILIPS1) { + pms_i2c_andor(dev, 0x42, 0x08, 0x07, (colour & 0x1f) << 3); + pms_i2c_andor(dev, 0x42, 0x09, 0x07, (colour & 0x1f) << 3); } } -static void pms_chromagain(short chroma) +static void pms_chromagain(struct pms *dev, short chroma) { - if(decoder==PHILIPS2) - { - pms_i2c_write(0x8A, 0x11, chroma); - } - else if(decoder==PHILIPS1) - { - pms_i2c_write(0x42, 0x11, chroma); - } + if (dev->decoder == PHILIPS2) + pms_i2c_write(dev, 0x8a, 0x11, chroma); + else if (dev->decoder == PHILIPS1) + pms_i2c_write(dev, 0x42, 0x11, chroma); } -static void pms_spacialcompl(short data) +static void pms_spacialcompl(struct pms *dev, short data) { - mvv_write(0x3B, data); + mvv_write(dev, 0x3b, data); } -static void pms_spacialcomph(short data) +static void pms_spacialcomph(struct pms *dev, short data) { - mvv_write(0x3A, data); + mvv_write(dev, 0x3a, data); } -static void pms_vstart(short start) +static void pms_vstart(struct pms *dev, short start) { - mvv_write(0x16, start); - mvv_write(0x17, (start>>8)&0x01); + mvv_write(dev, 0x16, start); + mvv_write(dev, 0x17, (start >> 8) & 0x01); } #endif -static void pms_secamcross(short cross) +static void pms_secamcross(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x0f, 0xdf, (cross & 1) << 5); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x0f, 0xdf, (cross & 1) << 5); } -static void pms_swsense(short sense) +static void pms_swsense(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) { + pms_i2c_write(dev, 0x8a, 0x0a, sense); + pms_i2c_write(dev, 0x8a, 0x0b, sense); + } else if (dev->decoder == PHILIPS1) { + pms_i2c_write(dev, 0x42, 0x0a, sense); + pms_i2c_write(dev, 0x42, 0x0b, sense); } } -static void pms_framerate(short frr) +static void pms_framerate(struct pms *dev, short frr) { - int fps=(standard==1)?30:25; - if(frr==0) + int fps = (dev->std & V4L2_STD_525_60) ? 30 : 25; + + if (frr == 0) return; - fps=fps/frr; - mvv_write(0x14,0x80|fps); - mvv_write(0x15,1); + fps = fps/frr; + mvv_write(dev, 0x14, 0x80 | fps); + mvv_write(dev, 0x15, 1); } -static void pms_vert(u8 deciden, u8 decinum) +static void pms_vert(struct pms *dev, u8 deciden, u8 decinum) { - mvv_write(0x1C, deciden); /* Denominator */ - mvv_write(0x1D, decinum); /* Numerator */ + mvv_write(dev, 0x1c, deciden); /* Denominator */ + mvv_write(dev, 0x1d, decinum); /* Numerator */ } /* * Turn 16bit ratios into best small ratio the chipset can grok */ -static void pms_vertdeci(unsigned short decinum, unsigned short deciden) +static void pms_vertdeci(struct pms *dev, unsigned short decinum, unsigned short deciden) { - /* Knock it down by /5 once */ - if(decinum%5==0) - { - deciden/=5; - decinum/=5; + /* 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; + while (decinum % 3 == 0 && deciden % 3 == 0) { + deciden /= 3; + decinum /= 3; } /* * 2's */ - while(decinum%2==0 && deciden%2==0) - { - decinum/=2; - deciden/=2; + while (decinum % 2 == 0 && deciden % 2 == 0) { + decinum /= 2; + deciden /= 2; } /* * Fudgyify */ - while(deciden>32) - { - deciden/=2; - decinum=(decinum+1)/2; + while (deciden > 32) { + deciden /= 2; + decinum = (decinum + 1) / 2; } - if(deciden==32) + if (deciden == 32) deciden--; - pms_vert(deciden,decinum); + pms_vert(dev, deciden, decinum); } -static void pms_horzdeci(short decinum, short deciden) +static void pms_horzdeci(struct pms *dev, short decinum, short deciden) { - if(decinum<=512) - { - if(decinum%5==0) - { - decinum/=5; - deciden/=5; + if (decinum <= 512) { + if (decinum % 5 == 0) { + decinum /= 5; + deciden /= 5; } - } - else - { - decinum=512; - deciden=640; /* 768 would be ideal */ + } else { + decinum = 512; + deciden = 640; /* 768 would be ideal */ } - while(((decinum|deciden)&1)==0) - { - decinum>>=1; - deciden>>=1; + while (((decinum | deciden) & 1) == 0) { + decinum >>= 1; + deciden >>= 1; } - while(deciden>32) - { - deciden>>=1; - decinum=(decinum+1)>>1; + while (deciden > 32) { + deciden >>= 1; + decinum = (decinum + 1) >> 1; } - if(deciden==32) + if (deciden == 32) deciden--; - mvv_write(0x24, 0x80|deciden); - mvv_write(0x25, decinum); + mvv_write(dev, 0x24, 0x80 | deciden); + mvv_write(dev, 0x25, decinum); } -static void pms_resolution(short width, short height) +static void pms_resolution(struct pms *dev, short width, short height) { int fg_height; - fg_height=height; - if(fg_height>280) - fg_height=280; + fg_height = height; + if (fg_height > 280) + fg_height = 280; - mvv_write(0x18, fg_height); - mvv_write(0x19, fg_height>>8); + mvv_write(dev, 0x18, fg_height); + mvv_write(dev, 0x19, fg_height >> 8); - if(standard==1) - { - mvv_write(0x1A, 0xFC); - mvv_write(0x1B, 0x00); - if(height>fg_height) - pms_vertdeci(240,240); + if (dev->std & V4L2_STD_525_60) { + mvv_write(dev, 0x1a, 0xfc); + mvv_write(dev, 0x1b, 0x00); + if (height > fg_height) + pms_vertdeci(dev, 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); + pms_vertdeci(dev, fg_height, 240); + } else { + mvv_write(dev, 0x1a, 0x1a); + mvv_write(dev, 0x1b, 0x01); + if (fg_height > 256) + pms_vertdeci(dev, 270, 270); else - pms_vertdeci(fg_height, 270); + pms_vertdeci(dev, 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(dev, 0x12, 0); + mvv_write(dev, 0x13, MVVMEMORYWIDTH); + mvv_write(dev, 0x42, 0x00); + mvv_write(dev, 0x43, 0x00); + mvv_write(dev, 0x44, MVVMEMORYWIDTH); - mvv_write(0x22, width+8); - mvv_write(0x23, (width+8)>> 8); + mvv_write(dev, 0x22, width + 8); + mvv_write(dev, 0x23, (width + 8) >> 8); - if(standard==1) - pms_horzdeci(width,640); + if (dev->std & V4L2_STD_525_60) + pms_horzdeci(dev, width, 640); else - pms_horzdeci(width+8, 768); + pms_horzdeci(dev, 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); + mvv_write(dev, 0x30, mvv_read(dev, 0x30) & 0xfe); + mvv_write(dev, 0x08, mvv_read(dev, 0x08) | 0x01); + mvv_write(dev, 0x01, mvv_read(dev, 0x01) & 0xfd); + mvv_write(dev, 0x32, 0x00); + mvv_write(dev, 0x33, MVVMEMORYWIDTH); } @@ -621,52 +616,49 @@ static void pms_resolution(short width, short height) * Set Input */ -static void pms_vcrinput(short input) +static void pms_vcrinput(struct pms *dev, 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); + if (dev->decoder == PHILIPS2) + pms_i2c_andor(dev, 0x8a, 0x0d, 0x7f, (input & 1) << 7); + else if (dev->decoder == PHILIPS1) + pms_i2c_andor(dev, 0x42, 0x0d, 0x7f, (input & 1) << 7); } -static int pms_capture(struct pms_device *dev, char __user *buf, int rgb555, int count) +static int pms_capture(struct pms *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 dw = 2 * dev->width; + char tmp[dw + 32]; /* using a temp buffer is faster than direct */ int cnt = 0; - int len=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 */ + mvv_write(dev, 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 */ + for (y = 0; y < dev->height; y++) { + writeb(0, dev->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 */ + memcpy_fromio(tmp, dev->mem, dw + 32); /* discard 16 word */ cnt -= dev->height; - while (cnt <= 0) - { + while (cnt <= 0) { /* * Don't copy too far */ - int dt=dw; - if(dt+len>count) - dt=count-len; + int dt = dw; + if (dt + len > count) + dt = count - len; cnt += dev->height; - if (copy_to_user(buf, tmp+32, dt)) + if (copy_to_user(buf, tmp + 32, dt)) return len ? len : -EFAULT; buf += dt; len += dt; @@ -680,221 +672,278 @@ static int pms_capture(struct pms_device *dev, char __user *buf, int rgb555, int * Video4linux interfacing */ -static long pms_do_ioctl(struct file *file, unsigned int cmd, void *arg) +static int pms_querycap(struct file *file, void *priv, + struct v4l2_capability *vcap) { - 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; + struct pms *dev = video_drvdata(file); - /* - * Now load the card. - */ + strlcpy(vcap->driver, dev->v4l2_dev.name, sizeof(vcap->driver)); + strlcpy(vcap->card, "Mediavision PMS", sizeof(vcap->card)); + strlcpy(vcap->bus_info, "ISA", sizeof(vcap->bus_info)); + vcap->version = KERNEL_VERSION(0, 0, 3); + vcap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE; + return 0; +} - 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; +static int pms_enum_input(struct file *file, void *fh, struct v4l2_input *vin) +{ + static const char *inputs[4] = { + "Composite", + "S-Video", + "Composite (VCR)", + "S-Video (VCR)" + }; + + if (vin->index > 3) + return -EINVAL; + strlcpy(vin->name, inputs[vin->index], sizeof(vin->name)); + vin->type = V4L2_INPUT_TYPE_CAMERA; + vin->audioset = 0; + vin->tuner = 0; + vin->std = V4L2_STD_ALL; + vin->status = 0; + return 0; +} + +static int pms_g_input(struct file *file, void *fh, unsigned int *inp) +{ + struct pms *dev = video_drvdata(file); + + *inp = dev->input; + return 0; +} + +static int pms_s_input(struct file *file, void *fh, unsigned int inp) +{ + struct pms *dev = video_drvdata(file); + + if (inp > 3) + return -EINVAL; + + mutex_lock(&dev->lock); + dev->input = inp; + pms_videosource(dev, inp & 1); + pms_vcrinput(dev, inp >> 1); + mutex_unlock(&dev->lock); + return 0; +} + +static int pms_g_std(struct file *file, void *fh, v4l2_std_id *std) +{ + struct pms *dev = video_drvdata(file); + + *std = dev->std; + return 0; +} + +static int pms_s_std(struct file *file, void *fh, v4l2_std_id *std) +{ + struct pms *dev = video_drvdata(file); + int ret = 0; + + dev->std = *std; + mutex_lock(&dev->lock); + if (dev->std & V4L2_STD_NTSC) { + pms_framerate(dev, 30); + pms_secamcross(dev, 0); + pms_format(dev, 1); + } else if (dev->std & V4L2_STD_PAL) { + pms_framerate(dev, 25); + pms_secamcross(dev, 0); + pms_format(dev, 2); + } else if (dev->std & V4L2_STD_SECAM) { + pms_framerate(dev, 25); + pms_secamcross(dev, 1); + pms_format(dev, 2); + } else { + ret = -EINVAL; + } + /* + switch (v->mode) { + case VIDEO_MODE_AUTO: + pms_framerate(dev, 25); + pms_secamcross(dev, 0); + pms_format(dev, 0); + break; + }*/ + mutex_unlock(&dev->lock); + return 0; +} + +static int pms_queryctrl(struct file *file, void *priv, + struct v4l2_queryctrl *qc) +{ + switch (qc->id) { + case V4L2_CID_BRIGHTNESS: + return v4l2_ctrl_query_fill(qc, 0, 255, 1, 139); + case V4L2_CID_CONTRAST: + return v4l2_ctrl_query_fill(qc, 0, 255, 1, 70); + case V4L2_CID_SATURATION: + return v4l2_ctrl_query_fill(qc, 0, 255, 1, 64); + case V4L2_CID_HUE: + return v4l2_ctrl_query_fill(qc, 0, 255, 1, 0); + } + return -EINVAL; +} + +static int pms_g_ctrl(struct file *file, void *priv, + struct v4l2_control *ctrl) +{ + struct pms *dev = video_drvdata(file); + int ret = 0; + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + ctrl->value = dev->brightness; + break; + case V4L2_CID_CONTRAST: + ctrl->value = dev->contrast; + break; + case V4L2_CID_SATURATION: + ctrl->value = dev->saturation; + break; + case V4L2_CID_HUE: + ctrl->value = dev->hue; + break; + default: + ret = -EINVAL; + break; + } + return ret; +} + +static int pms_s_ctrl(struct file *file, void *priv, + struct v4l2_control *ctrl) +{ + struct pms *dev = video_drvdata(file); + int ret = 0; + + mutex_lock(&dev->lock); + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + dev->brightness = ctrl->value; + pms_brightness(dev, dev->brightness); + break; + case V4L2_CID_CONTRAST: + dev->contrast = ctrl->value; + pms_contrast(dev, dev->contrast); + break; + case V4L2_CID_SATURATION: + dev->saturation = ctrl->value; + pms_saturation(dev, dev->saturation); + break; + case V4L2_CID_HUE: + dev->hue = ctrl->value; + pms_hue(dev, dev->hue); + break; + default: + ret = -EINVAL; + break; } + mutex_unlock(&dev->lock); + return ret; +} + +static int pms_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct pms *dev = video_drvdata(file); + struct v4l2_pix_format *pix = &fmt->fmt.pix; + + pix->width = dev->width; + pix->height = dev->height; + pix->pixelformat = dev->width == 15 ? + V4L2_PIX_FMT_RGB555 : V4L2_PIX_FMT_RGB565; + pix->field = V4L2_FIELD_NONE; + pix->bytesperline = 2 * dev->width; + pix->sizeimage = 2 * dev->width * dev->height; + /* Just a guess */ + pix->colorspace = V4L2_COLORSPACE_SRGB; return 0; } -static long pms_ioctl(struct file *file, - unsigned int cmd, unsigned long arg) +static int pms_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) { - return video_usercopy(file, cmd, arg, pms_do_ioctl); + struct v4l2_pix_format *pix = &fmt->fmt.pix; + + if (pix->height < 16 || pix->height > 480) + return -EINVAL; + if (pix->width < 16 || pix->width > 640) + return -EINVAL; + if (pix->pixelformat != V4L2_PIX_FMT_RGB555 && + pix->pixelformat != V4L2_PIX_FMT_RGB565) + return -EINVAL; + pix->field = V4L2_FIELD_NONE; + pix->bytesperline = 2 * pix->width; + pix->sizeimage = 2 * pix->width * pix->height; + /* Just a guess */ + pix->colorspace = V4L2_COLORSPACE_SRGB; + return 0; +} + +static int pms_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt) +{ + struct pms *dev = video_drvdata(file); + struct v4l2_pix_format *pix = &fmt->fmt.pix; + int ret = pms_try_fmt_vid_cap(file, fh, fmt); + + if (ret) + return ret; + mutex_lock(&dev->lock); + dev->width = pix->width; + dev->height = pix->height; + dev->depth = (pix->pixelformat == V4L2_PIX_FMT_RGB555) ? 15 : 16; + pms_resolution(dev, dev->width, dev->height); + /* Ok we figured out what to use from our wide choice */ + mutex_unlock(&dev->lock); + return 0; +} + +static int pms_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt) +{ + static struct v4l2_fmtdesc formats[] = { + { 0, 0, 0, + "RGB 5:5:5", V4L2_PIX_FMT_RGB555, + { 0, 0, 0, 0 } + }, + { 0, 0, 0, + "RGB 5:6:5", V4L2_PIX_FMT_RGB565, + { 0, 0, 0, 0 } + }, + }; + enum v4l2_buf_type type = fmt->type; + + if (fmt->index > 1) + return -EINVAL; + + *fmt = formats[fmt->index]; + fmt->type = type; + return 0; } 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; + struct pms *dev = video_drvdata(file); int len; - mutex_lock(&pd->lock); - len=pms_capture(pd, buf, (pd->picture.depth==16)?0:1,count); - mutex_unlock(&pd->lock); + mutex_lock(&dev->lock); + len = pms_capture(dev, buf, (dev->depth == 15), count); + mutex_unlock(&dev->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; + struct pms *dev = video_drvdata(file); - return test_and_set_bit(0, &pd->in_use) ? -EBUSY : 0; + return test_and_set_bit(0, &dev->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; + struct pms *dev = video_drvdata(file); - clear_bit(0, &pd->in_use); + clear_bit(0, &dev->in_use); return 0; } @@ -902,78 +951,81 @@ static const struct v4l2_file_operations pms_fops = { .owner = THIS_MODULE, .open = pms_exclusive_open, .release = pms_exclusive_release, - .ioctl = pms_ioctl, + .ioctl = video_ioctl2, .read = pms_read, }; -static struct video_device pms_template= -{ - .name = "Mediavision PMS", - .fops = &pms_fops, - .release = video_device_release_empty, +static const struct v4l2_ioctl_ops pms_ioctl_ops = { + .vidioc_querycap = pms_querycap, + .vidioc_g_input = pms_g_input, + .vidioc_s_input = pms_s_input, + .vidioc_enum_input = pms_enum_input, + .vidioc_g_std = pms_g_std, + .vidioc_s_std = pms_s_std, + .vidioc_queryctrl = pms_queryctrl, + .vidioc_g_ctrl = pms_g_ctrl, + .vidioc_s_ctrl = pms_s_ctrl, + .vidioc_enum_fmt_vid_cap = pms_enum_fmt_vid_cap, + .vidioc_g_fmt_vid_cap = pms_g_fmt_vid_cap, + .vidioc_s_fmt_vid_cap = pms_s_fmt_vid_cap, + .vidioc_try_fmt_vid_cap = pms_try_fmt_vid_cap, }; -static struct pms_device pms_device; - - /* * Probe for and initialise the Mediavision PMS */ -static int init_mediavision(void) +static int init_mediavision(struct pms *dev) { 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 + static const 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) + dev->mem = ioremap(mem_base, 0x800); + if (!dev->mem) return -ENOMEM; - if (!request_region(0x9A01, 1, "Mediavision PMS config")) - { - printk(KERN_WARNING "mediavision: unable to detect: 0x9A01 in use.\n"); - iounmap(mem); + if (!request_region(0x9a01, 1, "Mediavision PMS config")) { + printk(KERN_WARNING "mediavision: unable to detect: 0x9a01 in use.\n"); + iounmap(dev->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); + if (!request_region(dev->io, 3, "Mediavision PMS")) { + printk(KERN_WARNING "mediavision: I/O port %d in use.\n", dev->io); + release_region(0x9a01, 1); + iounmap(dev->mem); return -EBUSY; } - outb(0xB8, 0x9A01); /* Unlock */ - outb(io_port>>4, 0x9A01); /* Set IO port */ + outb(0xb8, 0x9a01); /* Unlock */ + outb(dev->io >> 4, 0x9a01); /* Set IO port */ - id=mvv_read(3); - decst=pms_i2c_stat(0x43); + id = mvv_read(dev, 3); + decst = pms_i2c_stat(dev, 0x43); - if(decst!=-1) - idec=2; - else if(pms_i2c_stat(0xb9)!=-1) - idec=3; - else if(pms_i2c_stat(0x8b)!=-1) - idec=1; + if (decst != -1) + idec = 2; + else if (pms_i2c_stat(dev, 0xb9) != -1) + idec = 3; + else if (pms_i2c_stat(dev, 0x8b) != -1) + idec = 1; else - idec=0; + 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); + if (idec == 0) { + release_region(dev->io, 3); + release_region(0x9a01, 1); + iounmap(dev->mem); return -ENODEV; } @@ -981,51 +1033,50 @@ static int init_mediavision(void) * Ok we have a PMS of some sort */ - mvv_write(0x04, mem_base>>12); /* Set the memory area */ + mvv_write(dev, 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); + for (i = 0; i < 0x19; i++) { + if (i2c_defs[i] == 0xff) + pms_i2c_andor(dev, 0x8a, i, 0x07, 0x00); else - pms_i2c_write(0x8A, i, i2c_defs[i]); + pms_i2c_write(dev, 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); + pms_i2c_write(dev, 0xb8, 0x00, 0x12); + pms_i2c_write(dev, 0xb8, 0x04, 0x00); + pms_i2c_write(dev, 0xb8, 0x07, 0x00); + pms_i2c_write(dev, 0xb8, 0x08, 0x00); + pms_i2c_write(dev, 0xb8, 0x09, 0xff); + pms_i2c_write(dev, 0xb8, 0x0a, 0x00); + pms_i2c_write(dev, 0xb8, 0x0b, 0x10); + pms_i2c_write(dev, 0xb8, 0x10, 0x03); + + mvv_write(dev, 0x01, 0x00); + mvv_write(dev, 0x05, 0xa0); + mvv_write(dev, 0x08, 0x25); + mvv_write(dev, 0x09, 0x00); + mvv_write(dev, 0x0a, 0x20 | MVVMEMORYWIDTH); + + mvv_write(dev, 0x10, 0x02); + mvv_write(dev, 0x1e, 0x0c); + mvv_write(dev, 0x1f, 0x03); + mvv_write(dev, 0x26, 0x06); + + mvv_write(dev, 0x2b, 0x00); + mvv_write(dev, 0x2c, 0x20); + mvv_write(dev, 0x2d, 0x00); + mvv_write(dev, 0x2f, 0x70); + mvv_write(dev, 0x32, 0x00); + mvv_write(dev, 0x33, MVVMEMORYWIDTH); + mvv_write(dev, 0x34, 0x00); + mvv_write(dev, 0x35, 0x00); + mvv_write(dev, 0x3a, 0x80); + mvv_write(dev, 0x3b, 0x10); + mvv_write(dev, 0x20, 0x00); + mvv_write(dev, 0x21, 0x00); + mvv_write(dev, 0x30, 0x22); return 0; } @@ -1038,53 +1089,77 @@ static int enable; module_param(enable, int, 0); #endif -static int __init init_pms_cards(void) +static int __init pms_init(void) { - printk(KERN_INFO "Mediavision Pro Movie Studio driver 0.02\n"); + struct pms *dev = &pms_card; + struct v4l2_device *v4l2_dev = &dev->v4l2_dev; + int res; + + strlcpy(v4l2_dev->name, "pms", sizeof(v4l2_dev->name)); + + v4l2_info(v4l2_dev, "Mediavision Pro Movie Studio driver 0.03\n"); #ifndef MODULE if (!enable) { - printk(KERN_INFO "PMS: not enabled, use pms.enable=1 to " - "probe\n"); + v4l2_err(v4l2_dev, + "PMS: not enabled, use pms.enable=1 to probe\n"); return -ENODEV; } #endif - data_port = io_port +1; + dev->decoder = PHILIPS2; + dev->io = io_port; + dev->data = io_port + 1; - if(init_mediavision()) - { - printk(KERN_INFO "Board not found.\n"); + if (init_mediavision(dev)) { + v4l2_err(v4l2_dev, "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"); + res = v4l2_device_register(NULL, v4l2_dev); + if (res < 0) { + v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); + return res; + } -static void __exit shutdown_mediavision(void) -{ - release_region(io_port,3); - release_region(0x9A01, 1); + strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); + dev->vdev.v4l2_dev = v4l2_dev; + dev->vdev.fops = &pms_fops; + dev->vdev.ioctl_ops = &pms_ioctl_ops; + dev->vdev.release = video_device_release_empty; + video_set_drvdata(&dev->vdev, dev); + mutex_init(&dev->lock); + dev->std = V4L2_STD_NTSC_M; + dev->height = 240; + dev->width = 320; + dev->depth = 15; + dev->brightness = 139; + dev->contrast = 70; + dev->hue = 0; + dev->saturation = 64; + pms_swsense(dev, 75); + pms_resolution(dev, 320, 240); + pms_videosource(dev, 0); + pms_vcrinput(dev, 0); + if (video_register_device(&dev->vdev, VFL_TYPE_GRABBER, video_nr) < 0) { + v4l2_device_unregister(&dev->v4l2_dev); + release_region(dev->io, 3); + release_region(0x9a01, 1); + iounmap(dev->mem); + return -EINVAL; + } + return 0; } -static void __exit cleanup_pms_module(void) +static void __exit pms_exit(void) { - shutdown_mediavision(); - video_unregister_device((struct video_device *)&pms_device); - iounmap(mem); -} + struct pms *dev = &pms_card; -module_init(init_pms_cards); -module_exit(cleanup_pms_module); + video_unregister_device(&dev->vdev); + release_region(dev->io, 3); + release_region(0x9a01, 1); + iounmap(dev->mem); +} +module_init(pms_init); +module_exit(pms_exit); |