* 14478 Potsdam, Germany
*
* Most of this code is directly derived from his userspace driver.
- * His driver works so send any reports to alan@redhat.com unless the
- * userspace driver also doesn't work for you...
- *
+ * 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
+ * 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>
#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 <linux/version.h>
+#include <linux/mutex.h>
+#include <linux/uaccess.h>
#include <asm/io.h>
-#include <linux/sched.h>
-#include <linux/videodev.h>
-#include <asm/uaccess.h>
+
+#include <linux/videodev2.h>
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-device.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;
- struct semaphore lock;
-};
-
-struct i2c_info
-{
+struct i2c_info {
u8 slave;
u8 sub;
u8 data;
u8 hits;
};
-static int i2c_count = 0;
-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; /* 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);
-
- counter=0;
- while((inb(data_port)&0x01)==0)
- if(counter++==256)
+
+ outb(0x28, dev->io);
+
+ 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);
-
- counter=0;
- while((inb(data_port)&0x01)==0)
- if(counter++==256)
+
+ outb(slave, dev->io);
+
+ 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);
-
- outb(0x28, io_port);
-
- count=0;
- while((inb(data_port)&1)==0)
- if(count>255)
+
+ mvv_write(dev, 0x29, sub);
+ mvv_write(dev, 0x2A, data);
+ mvv_write(dev, 0x28, slave);
+
+ outb(0x28, dev->io);
+
+ 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);
-
- if(count&2)
+
+ count = inb(dev->data);
+
+ 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);
+ u8 tmp;
+
+ tmp = pms_i2c_read(dev, slave, sub);
+ tmp = (tmp & and) | or;
+ pms_i2c_write(dev, slave, sub, tmp);
}
/*
* Control functions
*/
-
-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;
}
}
/*
* These features of the PMS card are not currently exposes. They
- * could become a private v4l ioctl for PMSCONFIG or somesuch if
+ * 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)
+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;
}
}
/*
* 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;
-
- 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);
+
+ fg_height = height;
+ if (fg_height > 280)
+ fg_height = 280;
+
+ mvv_write(dev, 0x18, fg_height);
+ mvv_write(dev, 0x19, fg_height >> 8);
+
+ 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(0x22, width+8);
- mvv_write(0x23, (width+8)>> 8);
-
- if(standard==1)
- pms_horzdeci(width,640);
+ 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(dev, 0x22, width + 8);
+ mvv_write(dev, 0x23, (width + 8) >> 8);
+
+ 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);
}
/*
* 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;
+ buf += dt;
len += dt;
}
}
* Video4linux interfacing
*/
-static int pms_do_ioctl(struct inode *inode, 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;
- down(&pd->lock);
- pms_videosource(v->channel&1);
- pms_vcrinput(v->channel>>1);
- up(&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;
- down(&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:
- up(&pd->lock);
- return -EINVAL;
- }
- up(&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.
- */
+ struct pms *dev = video_drvdata(file);
- down(&pd->lock);
- pms_brightness(p->brightness>>8);
- pms_hue(p->hue>>8);
- pms_colour(p->colour>>8);
- pms_contrast(p->contrast>>8);
- up(&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;
- down(&pd->lock);
- pms_resolution(pd->width, pd->height);
- up(&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;
+ 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;
+}
+
+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 int pms_try_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *fmt)
+{
+ 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_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int pms_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *fmt)
{
- return video_usercopy(inode, file, cmd, arg, pms_do_ioctl);
+ 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;
-
- down(&pd->lock);
- len=pms_capture(pd, buf, (pd->picture.depth==16)?0:1,count);
- up(&pd->lock);
+
+ mutex_lock(&dev->lock);
+ len = pms_capture(dev, buf, (dev->depth == 15), count);
+ mutex_unlock(&dev->lock);
return len;
}
-static struct file_operations pms_fops = {
- .owner = THIS_MODULE,
- .open = video_exclusive_open,
- .release = video_exclusive_release,
- .ioctl = pms_ioctl,
- .read = pms_read,
- .llseek = no_llseek,
-};
+static int pms_exclusive_open(struct file *file)
+{
+ struct pms *dev = video_drvdata(file);
+
+ return test_and_set_bit(0, &dev->in_use) ? -EBUSY : 0;
+}
-static struct video_device pms_template=
+static int pms_exclusive_release(struct file *file)
{
+ struct pms *dev = video_drvdata(file);
+
+ clear_bit(0, &dev->in_use);
+ return 0;
+}
+
+static const struct v4l2_file_operations pms_fops = {
.owner = THIS_MODULE,
- .name = "Mediavision PMS",
- .type = VID_TYPE_CAPTURE,
- .hardware = VID_HARDWARE_PMS,
- .fops = &pms_fops,
+ .open = pms_exclusive_open,
+ .release = pms_exclusive_release,
+ .ioctl = video_ioctl2,
+ .read = pms_read,
};
-static struct pms_device pms_device;
-
+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,
+};
/*
* 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 */
-
-
- 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;
+ outb(0xb8, 0x9a01); /* Unlock */
+ outb(dev->io >> 4, 0x9a01); /* Set IO port */
+
+
+ id = mvv_read(dev, 3);
+ decst = pms_i2c_stat(dev, 0x43);
+
+ 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;
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;
}
/*
* 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;
}
/*
* Initialization and module stuff
*/
-
-static int __init init_pms_cards(void)
+
+#ifndef MODULE
+static int enable;
+module_param(enable, int, 0);
+#endif
+
+static int __init pms_init(void)
{
- printk(KERN_INFO "Mediavision Pro Movie Studio driver 0.02\n");
-
- data_port = io_port +1;
-
- if(init_mediavision())
- {
- printk(KERN_INFO "Board not found.\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) {
+ v4l2_err(v4l2_dev,
+ "PMS: not enabled, use pms.enable=1 to probe\n");
return -ENODEV;
}
- memcpy(&pms_device, &pms_template, sizeof(pms_template));
- init_MUTEX(&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);
-}
+#endif
-module_param(io_port, int, 0);
-module_param(mem_base, int, 0);
-module_param(video_nr, int, 0);
-MODULE_LICENSE("GPL");
+ dev->decoder = PHILIPS2;
+ dev->io = io_port;
+ dev->data = io_port + 1;
+ if (init_mediavision(dev)) {
+ v4l2_err(v4l2_dev, "Board not found.\n");
+ return -ENODEV;
+ }
-static void __exit shutdown_mediavision(void)
-{
- release_region(io_port,3);
- release_region(0x9A01, 1);
+ res = v4l2_device_register(NULL, v4l2_dev);
+ if (res < 0) {
+ v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+ return res;
+ }
+
+ 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);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff