1546 lines
40 KiB
C
1546 lines
40 KiB
C
/*
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* Zoran zr36057/zr36067 PCI controller driver, for the
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* Pinnacle/Miro DC10/DC10+/DC30/DC30+, Iomega Buz, Linux
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* Media Labs LML33/LML33R10.
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*
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* This part handles card-specific data and detection
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*
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* Copyright (C) 2000 Serguei Miridonov <mirsev@cicese.mx>
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*
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* Currently maintained by:
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* Ronald Bultje <rbultje@ronald.bitfreak.net>
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* Laurent Pinchart <laurent.pinchart@skynet.be>
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* Mailinglist <mjpeg-users@lists.sf.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <linux/delay.h>
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/vmalloc.h>
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#include <linux/proc_fs.h>
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#include <linux/i2c.h>
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#include <linux/i2c-algo-bit.h>
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#include <linux/videodev2.h>
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#include <linux/spinlock.h>
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#include <linux/sem.h>
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#include <linux/kmod.h>
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#include <linux/wait.h>
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#include <linux/pci.h>
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#include <linux/interrupt.h>
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#include <linux/mutex.h>
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#include <linux/io.h>
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#include <media/v4l2-common.h>
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#include <media/bt819.h>
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#include "videocodec.h"
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#include "zoran.h"
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#include "zoran_card.h"
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#include "zoran_device.h"
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#include "zoran_procfs.h"
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extern const struct zoran_format zoran_formats[];
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static int card[BUZ_MAX] = { [0 ... (BUZ_MAX-1)] = -1 };
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module_param_array(card, int, NULL, 0444);
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MODULE_PARM_DESC(card, "Card type");
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static int encoder[BUZ_MAX] = { [0 ... (BUZ_MAX-1)] = -1 };
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module_param_array(encoder, int, NULL, 0444);
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MODULE_PARM_DESC(encoder, "Video encoder chip");
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static int decoder[BUZ_MAX] = { [0 ... (BUZ_MAX-1)] = -1 };
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module_param_array(decoder, int, NULL, 0444);
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MODULE_PARM_DESC(decoder, "Video decoder chip");
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/*
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The video mem address of the video card.
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The driver has a little database for some videocards
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to determine it from there. If your video card is not in there
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you have either to give it to the driver as a parameter
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or set in in a VIDIOCSFBUF ioctl
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*/
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static unsigned long vidmem; /* default = 0 - Video memory base address */
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module_param(vidmem, ulong, 0444);
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MODULE_PARM_DESC(vidmem, "Default video memory base address");
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/*
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Default input and video norm at startup of the driver.
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*/
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static unsigned int default_input; /* default 0 = Composite, 1 = S-Video */
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module_param(default_input, uint, 0444);
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MODULE_PARM_DESC(default_input,
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"Default input (0=Composite, 1=S-Video, 2=Internal)");
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static int default_mux = 1; /* 6 Eyes input selection */
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module_param(default_mux, int, 0644);
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MODULE_PARM_DESC(default_mux,
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"Default 6 Eyes mux setting (Input selection)");
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static int default_norm; /* default 0 = PAL, 1 = NTSC 2 = SECAM */
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module_param(default_norm, int, 0444);
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MODULE_PARM_DESC(default_norm, "Default norm (0=PAL, 1=NTSC, 2=SECAM)");
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/* /dev/videoN, -1 for autodetect */
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static int video_nr[BUZ_MAX] = { [0 ... (BUZ_MAX-1)] = -1 };
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module_param_array(video_nr, int, NULL, 0444);
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MODULE_PARM_DESC(video_nr, "Video device number (-1=Auto)");
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int v4l_nbufs = 4;
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int v4l_bufsize = 864; /* Everybody should be able to work with this setting */
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module_param(v4l_nbufs, int, 0644);
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MODULE_PARM_DESC(v4l_nbufs, "Maximum number of V4L buffers to use");
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module_param(v4l_bufsize, int, 0644);
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MODULE_PARM_DESC(v4l_bufsize, "Maximum size per V4L buffer (in kB)");
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int jpg_nbufs = 32;
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int jpg_bufsize = 512; /* max size for 100% quality full-PAL frame */
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module_param(jpg_nbufs, int, 0644);
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MODULE_PARM_DESC(jpg_nbufs, "Maximum number of JPG buffers to use");
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module_param(jpg_bufsize, int, 0644);
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MODULE_PARM_DESC(jpg_bufsize, "Maximum size per JPG buffer (in kB)");
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int pass_through = 0; /* 1=Pass through TV signal when device is not used */
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/* 0=Show color bar when device is not used (LML33: only if lml33dpath=1) */
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module_param(pass_through, int, 0644);
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MODULE_PARM_DESC(pass_through,
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"Pass TV signal through to TV-out when idling");
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int zr36067_debug = 1;
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module_param_named(debug, zr36067_debug, int, 0644);
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MODULE_PARM_DESC(debug, "Debug level (0-5)");
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MODULE_DESCRIPTION("Zoran-36057/36067 JPEG codec driver");
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MODULE_AUTHOR("Serguei Miridonov");
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MODULE_LICENSE("GPL");
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#define ZR_DEVICE(subven, subdev, data) { \
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.vendor = PCI_VENDOR_ID_ZORAN, .device = PCI_DEVICE_ID_ZORAN_36057, \
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.subvendor = (subven), .subdevice = (subdev), .driver_data = (data) }
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static struct pci_device_id zr36067_pci_tbl[] = {
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ZR_DEVICE(PCI_VENDOR_ID_MIRO, PCI_DEVICE_ID_MIRO_DC10PLUS, DC10plus),
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ZR_DEVICE(PCI_VENDOR_ID_MIRO, PCI_DEVICE_ID_MIRO_DC30PLUS, DC30plus),
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ZR_DEVICE(PCI_VENDOR_ID_ELECTRONICDESIGNGMBH, PCI_DEVICE_ID_LML_33R10, LML33R10),
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ZR_DEVICE(PCI_VENDOR_ID_IOMEGA, PCI_DEVICE_ID_IOMEGA_BUZ, BUZ),
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ZR_DEVICE(PCI_ANY_ID, PCI_ANY_ID, NUM_CARDS),
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{0}
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};
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MODULE_DEVICE_TABLE(pci, zr36067_pci_tbl);
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static unsigned int zoran_num; /* number of cards found */
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/* videocodec bus functions ZR36060 */
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static u32
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zr36060_read (struct videocodec *codec,
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u16 reg)
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{
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struct zoran *zr = (struct zoran *) codec->master_data->data;
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__u32 data;
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if (post_office_wait(zr)
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|| post_office_write(zr, 0, 1, reg >> 8)
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|| post_office_write(zr, 0, 2, reg & 0xff)) {
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return -1;
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}
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data = post_office_read(zr, 0, 3) & 0xff;
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return data;
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}
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static void
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zr36060_write (struct videocodec *codec,
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u16 reg,
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u32 val)
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{
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struct zoran *zr = (struct zoran *) codec->master_data->data;
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if (post_office_wait(zr)
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|| post_office_write(zr, 0, 1, reg >> 8)
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|| post_office_write(zr, 0, 2, reg & 0xff)) {
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return;
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}
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post_office_write(zr, 0, 3, val & 0xff);
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}
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/* videocodec bus functions ZR36050 */
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static u32
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zr36050_read (struct videocodec *codec,
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u16 reg)
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{
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struct zoran *zr = (struct zoran *) codec->master_data->data;
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__u32 data;
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if (post_office_wait(zr)
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|| post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES
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return -1;
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}
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data = post_office_read(zr, 0, reg & 0x03) & 0xff; // reg. LOWBYTES + read
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return data;
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}
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static void
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zr36050_write (struct videocodec *codec,
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u16 reg,
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u32 val)
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{
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struct zoran *zr = (struct zoran *) codec->master_data->data;
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if (post_office_wait(zr)
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|| post_office_write(zr, 1, 0, reg >> 2)) { // reg. HIGHBYTES
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return;
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}
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post_office_write(zr, 0, reg & 0x03, val & 0xff); // reg. LOWBYTES + wr. data
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}
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/* videocodec bus functions ZR36016 */
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static u32
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zr36016_read (struct videocodec *codec,
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u16 reg)
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{
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struct zoran *zr = (struct zoran *) codec->master_data->data;
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__u32 data;
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if (post_office_wait(zr)) {
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return -1;
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}
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data = post_office_read(zr, 2, reg & 0x03) & 0xff; // read
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return data;
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}
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/* hack for in zoran_device.c */
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void
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zr36016_write (struct videocodec *codec,
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u16 reg,
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u32 val)
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{
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struct zoran *zr = (struct zoran *) codec->master_data->data;
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if (post_office_wait(zr)) {
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return;
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}
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post_office_write(zr, 2, reg & 0x03, val & 0x0ff); // wr. data
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}
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/*
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* Board specific information
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*/
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static void
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dc10_init (struct zoran *zr)
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{
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dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
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/* Pixel clock selection */
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GPIO(zr, 4, 0);
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GPIO(zr, 5, 1);
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/* Enable the video bus sync signals */
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GPIO(zr, 7, 0);
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}
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static void
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dc10plus_init (struct zoran *zr)
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{
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dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
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}
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static void
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buz_init (struct zoran *zr)
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{
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dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
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/* some stuff from Iomega */
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pci_write_config_dword(zr->pci_dev, 0xfc, 0x90680f15);
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pci_write_config_dword(zr->pci_dev, 0x0c, 0x00012020);
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pci_write_config_dword(zr->pci_dev, 0xe8, 0xc0200000);
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}
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static void
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lml33_init (struct zoran *zr)
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{
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dprintk(3, KERN_DEBUG "%s: %s\n", ZR_DEVNAME(zr), __func__);
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GPIO(zr, 2, 1); // Set Composite input/output
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}
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static void
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avs6eyes_init (struct zoran *zr)
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{
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// AverMedia 6-Eyes original driver by Christer Weinigel
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// Lifted straight from Christer's old driver and
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// modified slightly by Martin Samuelsson.
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int mux = default_mux; /* 1 = BT866, 7 = VID1 */
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GPIO(zr, 4, 1); /* Bt866 SLEEP on */
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udelay(2);
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GPIO(zr, 0, 1); /* ZR36060 /RESET on */
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GPIO(zr, 1, 0); /* ZR36060 /SLEEP on */
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GPIO(zr, 2, mux & 1); /* MUX S0 */
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GPIO(zr, 3, 0); /* /FRAME on */
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GPIO(zr, 4, 0); /* Bt866 SLEEP off */
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GPIO(zr, 5, mux & 2); /* MUX S1 */
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GPIO(zr, 6, 0); /* ? */
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GPIO(zr, 7, mux & 4); /* MUX S2 */
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}
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static char *
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codecid_to_modulename (u16 codecid)
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{
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char *name = NULL;
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switch (codecid) {
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case CODEC_TYPE_ZR36060:
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name = "zr36060";
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break;
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case CODEC_TYPE_ZR36050:
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name = "zr36050";
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break;
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case CODEC_TYPE_ZR36016:
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name = "zr36016";
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break;
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}
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return name;
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}
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// struct tvnorm {
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// u16 Wt, Wa, HStart, HSyncStart, Ht, Ha, VStart;
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// };
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static struct tvnorm f50sqpixel = { 944, 768, 83, 880, 625, 576, 16 };
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static struct tvnorm f60sqpixel = { 780, 640, 51, 716, 525, 480, 12 };
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static struct tvnorm f50ccir601 = { 864, 720, 75, 804, 625, 576, 18 };
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static struct tvnorm f60ccir601 = { 858, 720, 57, 788, 525, 480, 16 };
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static struct tvnorm f50ccir601_lml33 = { 864, 720, 75+34, 804, 625, 576, 18 };
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static struct tvnorm f60ccir601_lml33 = { 858, 720, 57+34, 788, 525, 480, 16 };
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/* The DC10 (57/16/50) uses VActive as HSync, so HStart must be 0 */
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static struct tvnorm f50sqpixel_dc10 = { 944, 768, 0, 880, 625, 576, 0 };
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static struct tvnorm f60sqpixel_dc10 = { 780, 640, 0, 716, 525, 480, 12 };
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/* FIXME: I cannot swap U and V in saa7114, so i do one
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* pixel left shift in zoran (75 -> 74)
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* (Maxim Yevtyushkin <max@linuxmedialabs.com>) */
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static struct tvnorm f50ccir601_lm33r10 = { 864, 720, 74+54, 804, 625, 576, 18 };
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static struct tvnorm f60ccir601_lm33r10 = { 858, 720, 56+54, 788, 525, 480, 16 };
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/* FIXME: The ks0127 seem incapable of swapping U and V, too, which is why I
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* copy Maxim's left shift hack for the 6 Eyes.
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*
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* Christer's driver used the unshifted norms, though...
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* /Sam */
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static struct tvnorm f50ccir601_avs6eyes = { 864, 720, 74, 804, 625, 576, 18 };
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static struct tvnorm f60ccir601_avs6eyes = { 858, 720, 56, 788, 525, 480, 16 };
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static const unsigned short vpx3220_addrs[] = { 0x43, 0x47, I2C_CLIENT_END };
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static const unsigned short saa7110_addrs[] = { 0x4e, 0x4f, I2C_CLIENT_END };
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static const unsigned short saa7111_addrs[] = { 0x25, 0x24, I2C_CLIENT_END };
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static const unsigned short saa7114_addrs[] = { 0x21, 0x20, I2C_CLIENT_END };
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static const unsigned short adv717x_addrs[] = { 0x6a, 0x6b, 0x2a, 0x2b, I2C_CLIENT_END };
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static const unsigned short ks0127_addrs[] = { 0x6c, 0x6d, I2C_CLIENT_END };
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static const unsigned short saa7185_addrs[] = { 0x44, I2C_CLIENT_END };
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static const unsigned short bt819_addrs[] = { 0x45, I2C_CLIENT_END };
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static const unsigned short bt856_addrs[] = { 0x44, I2C_CLIENT_END };
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static const unsigned short bt866_addrs[] = { 0x44, I2C_CLIENT_END };
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static struct card_info zoran_cards[NUM_CARDS] __devinitdata = {
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{
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.type = DC10_old,
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.name = "DC10(old)",
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.i2c_decoder = "vpx3220a",
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.mod_decoder = "vpx3220",
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.addrs_decoder = vpx3220_addrs,
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.video_codec = CODEC_TYPE_ZR36050,
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.video_vfe = CODEC_TYPE_ZR36016,
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.inputs = 3,
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.input = {
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{ 1, "Composite" },
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{ 2, "S-Video" },
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{ 0, "Internal/comp" }
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},
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.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
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.tvn = {
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&f50sqpixel_dc10,
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&f60sqpixel_dc10,
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&f50sqpixel_dc10
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},
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.jpeg_int = 0,
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.vsync_int = ZR36057_ISR_GIRQ1,
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.gpio = { 2, 1, -1, 3, 7, 0, 4, 5 },
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.gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 },
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.gpcs = { -1, 0 },
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.vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },
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.gws_not_connected = 0,
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.input_mux = 0,
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.init = &dc10_init,
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}, {
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.type = DC10_new,
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.name = "DC10(new)",
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.i2c_decoder = "saa7110",
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.mod_decoder = "saa7110",
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.addrs_decoder = saa7110_addrs,
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.i2c_encoder = "adv7175",
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.mod_encoder = "adv7175",
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.addrs_encoder = adv717x_addrs,
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.video_codec = CODEC_TYPE_ZR36060,
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.inputs = 3,
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.input = {
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{ 0, "Composite" },
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{ 7, "S-Video" },
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{ 5, "Internal/comp" }
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},
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.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
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.tvn = {
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&f50sqpixel,
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&f60sqpixel,
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&f50sqpixel},
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.jpeg_int = ZR36057_ISR_GIRQ0,
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.vsync_int = ZR36057_ISR_GIRQ1,
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.gpio = { 3, 0, 6, 1, 2, -1, 4, 5 },
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.gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },
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.gpcs = { -1, 1},
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.vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 },
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.gws_not_connected = 0,
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.input_mux = 0,
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.init = &dc10plus_init,
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}, {
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.type = DC10plus,
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.name = "DC10plus",
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.i2c_decoder = "saa7110",
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.mod_decoder = "saa7110",
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.addrs_decoder = saa7110_addrs,
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.i2c_encoder = "adv7175",
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.mod_encoder = "adv7175",
|
|
.addrs_encoder = adv717x_addrs,
|
|
.video_codec = CODEC_TYPE_ZR36060,
|
|
|
|
.inputs = 3,
|
|
.input = {
|
|
{ 0, "Composite" },
|
|
{ 7, "S-Video" },
|
|
{ 5, "Internal/comp" }
|
|
},
|
|
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
|
|
.tvn = {
|
|
&f50sqpixel,
|
|
&f60sqpixel,
|
|
&f50sqpixel
|
|
},
|
|
.jpeg_int = ZR36057_ISR_GIRQ0,
|
|
.vsync_int = ZR36057_ISR_GIRQ1,
|
|
.gpio = { 3, 0, 6, 1, 2, -1, 4, 5 },
|
|
.gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
.gpcs = { -1, 1 },
|
|
.vfe_pol = { 1, 1, 1, 1, 0, 0, 0, 0 },
|
|
.gws_not_connected = 0,
|
|
.input_mux = 0,
|
|
.init = &dc10plus_init,
|
|
}, {
|
|
.type = DC30,
|
|
.name = "DC30",
|
|
.i2c_decoder = "vpx3220a",
|
|
.mod_decoder = "vpx3220",
|
|
.addrs_decoder = vpx3220_addrs,
|
|
.i2c_encoder = "adv7175",
|
|
.mod_encoder = "adv7175",
|
|
.addrs_encoder = adv717x_addrs,
|
|
.video_codec = CODEC_TYPE_ZR36050,
|
|
.video_vfe = CODEC_TYPE_ZR36016,
|
|
|
|
.inputs = 3,
|
|
.input = {
|
|
{ 1, "Composite" },
|
|
{ 2, "S-Video" },
|
|
{ 0, "Internal/comp" }
|
|
},
|
|
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
|
|
.tvn = {
|
|
&f50sqpixel_dc10,
|
|
&f60sqpixel_dc10,
|
|
&f50sqpixel_dc10
|
|
},
|
|
.jpeg_int = 0,
|
|
.vsync_int = ZR36057_ISR_GIRQ1,
|
|
.gpio = { 2, 1, -1, 3, 7, 0, 4, 5 },
|
|
.gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 },
|
|
.gpcs = { -1, 0 },
|
|
.vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
.gws_not_connected = 0,
|
|
.input_mux = 0,
|
|
.init = &dc10_init,
|
|
}, {
|
|
.type = DC30plus,
|
|
.name = "DC30plus",
|
|
.i2c_decoder = "vpx3220a",
|
|
.mod_decoder = "vpx3220",
|
|
.addrs_decoder = vpx3220_addrs,
|
|
.i2c_encoder = "adv7175",
|
|
.mod_encoder = "adv7175",
|
|
.addrs_encoder = adv717x_addrs,
|
|
.video_codec = CODEC_TYPE_ZR36050,
|
|
.video_vfe = CODEC_TYPE_ZR36016,
|
|
|
|
.inputs = 3,
|
|
.input = {
|
|
{ 1, "Composite" },
|
|
{ 2, "S-Video" },
|
|
{ 0, "Internal/comp" }
|
|
},
|
|
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
|
|
.tvn = {
|
|
&f50sqpixel_dc10,
|
|
&f60sqpixel_dc10,
|
|
&f50sqpixel_dc10
|
|
},
|
|
.jpeg_int = 0,
|
|
.vsync_int = ZR36057_ISR_GIRQ1,
|
|
.gpio = { 2, 1, -1, 3, 7, 0, 4, 5 },
|
|
.gpio_pol = { 0, 0, 0, 1, 0, 0, 0, 0 },
|
|
.gpcs = { -1, 0 },
|
|
.vfe_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
.gws_not_connected = 0,
|
|
.input_mux = 0,
|
|
.init = &dc10_init,
|
|
}, {
|
|
.type = LML33,
|
|
.name = "LML33",
|
|
.i2c_decoder = "bt819a",
|
|
.mod_decoder = "bt819",
|
|
.addrs_decoder = bt819_addrs,
|
|
.i2c_encoder = "bt856",
|
|
.mod_encoder = "bt856",
|
|
.addrs_encoder = bt856_addrs,
|
|
.video_codec = CODEC_TYPE_ZR36060,
|
|
|
|
.inputs = 2,
|
|
.input = {
|
|
{ 0, "Composite" },
|
|
{ 7, "S-Video" }
|
|
},
|
|
.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
|
|
.tvn = {
|
|
&f50ccir601_lml33,
|
|
&f60ccir601_lml33,
|
|
NULL
|
|
},
|
|
.jpeg_int = ZR36057_ISR_GIRQ1,
|
|
.vsync_int = ZR36057_ISR_GIRQ0,
|
|
.gpio = { 1, -1, 3, 5, 7, -1, -1, -1 },
|
|
.gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 },
|
|
.gpcs = { 3, 1 },
|
|
.vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 },
|
|
.gws_not_connected = 1,
|
|
.input_mux = 0,
|
|
.init = &lml33_init,
|
|
}, {
|
|
.type = LML33R10,
|
|
.name = "LML33R10",
|
|
.i2c_decoder = "saa7114",
|
|
.mod_decoder = "saa7115",
|
|
.addrs_decoder = saa7114_addrs,
|
|
.i2c_encoder = "adv7170",
|
|
.mod_encoder = "adv7170",
|
|
.addrs_encoder = adv717x_addrs,
|
|
.video_codec = CODEC_TYPE_ZR36060,
|
|
|
|
.inputs = 2,
|
|
.input = {
|
|
{ 0, "Composite" },
|
|
{ 7, "S-Video" }
|
|
},
|
|
.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
|
|
.tvn = {
|
|
&f50ccir601_lm33r10,
|
|
&f60ccir601_lm33r10,
|
|
NULL
|
|
},
|
|
.jpeg_int = ZR36057_ISR_GIRQ1,
|
|
.vsync_int = ZR36057_ISR_GIRQ0,
|
|
.gpio = { 1, -1, 3, 5, 7, -1, -1, -1 },
|
|
.gpio_pol = { 0, 0, 0, 0, 1, 0, 0, 0 },
|
|
.gpcs = { 3, 1 },
|
|
.vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 },
|
|
.gws_not_connected = 1,
|
|
.input_mux = 0,
|
|
.init = &lml33_init,
|
|
}, {
|
|
.type = BUZ,
|
|
.name = "Buz",
|
|
.i2c_decoder = "saa7111",
|
|
.mod_decoder = "saa7115",
|
|
.addrs_decoder = saa7111_addrs,
|
|
.i2c_encoder = "saa7185",
|
|
.mod_encoder = "saa7185",
|
|
.addrs_encoder = saa7185_addrs,
|
|
.video_codec = CODEC_TYPE_ZR36060,
|
|
|
|
.inputs = 2,
|
|
.input = {
|
|
{ 3, "Composite" },
|
|
{ 7, "S-Video" }
|
|
},
|
|
.norms = V4L2_STD_NTSC|V4L2_STD_PAL|V4L2_STD_SECAM,
|
|
.tvn = {
|
|
&f50ccir601,
|
|
&f60ccir601,
|
|
&f50ccir601
|
|
},
|
|
.jpeg_int = ZR36057_ISR_GIRQ1,
|
|
.vsync_int = ZR36057_ISR_GIRQ0,
|
|
.gpio = { 1, -1, 3, -1, -1, -1, -1, -1 },
|
|
.gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 },
|
|
.gpcs = { 3, 1 },
|
|
.vfe_pol = { 1, 1, 0, 0, 0, 1, 0, 0 },
|
|
.gws_not_connected = 1,
|
|
.input_mux = 0,
|
|
.init = &buz_init,
|
|
}, {
|
|
.type = AVS6EYES,
|
|
.name = "6-Eyes",
|
|
/* AverMedia chose not to brand the 6-Eyes. Thus it
|
|
can't be autodetected, and requires card=x. */
|
|
.i2c_decoder = "ks0127",
|
|
.mod_decoder = "ks0127",
|
|
.addrs_decoder = ks0127_addrs,
|
|
.i2c_encoder = "bt866",
|
|
.mod_encoder = "bt866",
|
|
.addrs_encoder = bt866_addrs,
|
|
.video_codec = CODEC_TYPE_ZR36060,
|
|
|
|
.inputs = 10,
|
|
.input = {
|
|
{ 0, "Composite 1" },
|
|
{ 1, "Composite 2" },
|
|
{ 2, "Composite 3" },
|
|
{ 4, "Composite 4" },
|
|
{ 5, "Composite 5" },
|
|
{ 6, "Composite 6" },
|
|
{ 8, "S-Video 1" },
|
|
{ 9, "S-Video 2" },
|
|
{10, "S-Video 3" },
|
|
{15, "YCbCr" }
|
|
},
|
|
.norms = V4L2_STD_NTSC|V4L2_STD_PAL,
|
|
.tvn = {
|
|
&f50ccir601_avs6eyes,
|
|
&f60ccir601_avs6eyes,
|
|
NULL
|
|
},
|
|
.jpeg_int = ZR36057_ISR_GIRQ1,
|
|
.vsync_int = ZR36057_ISR_GIRQ0,
|
|
.gpio = { 1, 0, 3, -1, -1, -1, -1, -1 },// Validity unknown /Sam
|
|
.gpio_pol = { 0, 0, 0, 0, 0, 0, 0, 0 }, // Validity unknown /Sam
|
|
.gpcs = { 3, 1 }, // Validity unknown /Sam
|
|
.vfe_pol = { 1, 0, 0, 0, 0, 1, 0, 0 }, // Validity unknown /Sam
|
|
.gws_not_connected = 1,
|
|
.input_mux = 1,
|
|
.init = &avs6eyes_init,
|
|
}
|
|
|
|
};
|
|
|
|
/*
|
|
* I2C functions
|
|
*/
|
|
/* software I2C functions */
|
|
static int
|
|
zoran_i2c_getsda (void *data)
|
|
{
|
|
struct zoran *zr = (struct zoran *) data;
|
|
|
|
return (btread(ZR36057_I2CBR) >> 1) & 1;
|
|
}
|
|
|
|
static int
|
|
zoran_i2c_getscl (void *data)
|
|
{
|
|
struct zoran *zr = (struct zoran *) data;
|
|
|
|
return btread(ZR36057_I2CBR) & 1;
|
|
}
|
|
|
|
static void
|
|
zoran_i2c_setsda (void *data,
|
|
int state)
|
|
{
|
|
struct zoran *zr = (struct zoran *) data;
|
|
|
|
if (state)
|
|
zr->i2cbr |= 2;
|
|
else
|
|
zr->i2cbr &= ~2;
|
|
btwrite(zr->i2cbr, ZR36057_I2CBR);
|
|
}
|
|
|
|
static void
|
|
zoran_i2c_setscl (void *data,
|
|
int state)
|
|
{
|
|
struct zoran *zr = (struct zoran *) data;
|
|
|
|
if (state)
|
|
zr->i2cbr |= 1;
|
|
else
|
|
zr->i2cbr &= ~1;
|
|
btwrite(zr->i2cbr, ZR36057_I2CBR);
|
|
}
|
|
|
|
static const struct i2c_algo_bit_data zoran_i2c_bit_data_template = {
|
|
.setsda = zoran_i2c_setsda,
|
|
.setscl = zoran_i2c_setscl,
|
|
.getsda = zoran_i2c_getsda,
|
|
.getscl = zoran_i2c_getscl,
|
|
.udelay = 10,
|
|
.timeout = 100,
|
|
};
|
|
|
|
static int
|
|
zoran_register_i2c (struct zoran *zr)
|
|
{
|
|
memcpy(&zr->i2c_algo, &zoran_i2c_bit_data_template,
|
|
sizeof(struct i2c_algo_bit_data));
|
|
zr->i2c_algo.data = zr;
|
|
strlcpy(zr->i2c_adapter.name, ZR_DEVNAME(zr),
|
|
sizeof(zr->i2c_adapter.name));
|
|
i2c_set_adapdata(&zr->i2c_adapter, &zr->v4l2_dev);
|
|
zr->i2c_adapter.algo_data = &zr->i2c_algo;
|
|
zr->i2c_adapter.dev.parent = &zr->pci_dev->dev;
|
|
return i2c_bit_add_bus(&zr->i2c_adapter);
|
|
}
|
|
|
|
static void
|
|
zoran_unregister_i2c (struct zoran *zr)
|
|
{
|
|
i2c_del_adapter(&zr->i2c_adapter);
|
|
}
|
|
|
|
/* Check a zoran_params struct for correctness, insert default params */
|
|
|
|
int
|
|
zoran_check_jpg_settings (struct zoran *zr,
|
|
struct zoran_jpg_settings *settings,
|
|
int try)
|
|
{
|
|
int err = 0, err0 = 0;
|
|
|
|
dprintk(4,
|
|
KERN_DEBUG
|
|
"%s: %s - dec: %d, Hdcm: %d, Vdcm: %d, Tdcm: %d\n",
|
|
ZR_DEVNAME(zr), __func__, settings->decimation, settings->HorDcm,
|
|
settings->VerDcm, settings->TmpDcm);
|
|
dprintk(4,
|
|
KERN_DEBUG
|
|
"%s: %s - x: %d, y: %d, w: %d, y: %d\n",
|
|
ZR_DEVNAME(zr), __func__, settings->img_x, settings->img_y,
|
|
settings->img_width, settings->img_height);
|
|
/* Check decimation, set default values for decimation = 1, 2, 4 */
|
|
switch (settings->decimation) {
|
|
case 1:
|
|
|
|
settings->HorDcm = 1;
|
|
settings->VerDcm = 1;
|
|
settings->TmpDcm = 1;
|
|
settings->field_per_buff = 2;
|
|
settings->img_x = 0;
|
|
settings->img_y = 0;
|
|
settings->img_width = BUZ_MAX_WIDTH;
|
|
settings->img_height = BUZ_MAX_HEIGHT / 2;
|
|
break;
|
|
case 2:
|
|
|
|
settings->HorDcm = 2;
|
|
settings->VerDcm = 1;
|
|
settings->TmpDcm = 2;
|
|
settings->field_per_buff = 1;
|
|
settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0;
|
|
settings->img_y = 0;
|
|
settings->img_width =
|
|
(BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH;
|
|
settings->img_height = BUZ_MAX_HEIGHT / 2;
|
|
break;
|
|
case 4:
|
|
|
|
if (zr->card.type == DC10_new) {
|
|
dprintk(1,
|
|
KERN_DEBUG
|
|
"%s: %s - HDec by 4 is not supported on the DC10\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
err0++;
|
|
break;
|
|
}
|
|
|
|
settings->HorDcm = 4;
|
|
settings->VerDcm = 2;
|
|
settings->TmpDcm = 2;
|
|
settings->field_per_buff = 1;
|
|
settings->img_x = (BUZ_MAX_WIDTH == 720) ? 8 : 0;
|
|
settings->img_y = 0;
|
|
settings->img_width =
|
|
(BUZ_MAX_WIDTH == 720) ? 704 : BUZ_MAX_WIDTH;
|
|
settings->img_height = BUZ_MAX_HEIGHT / 2;
|
|
break;
|
|
case 0:
|
|
|
|
/* We have to check the data the user has set */
|
|
|
|
if (settings->HorDcm != 1 && settings->HorDcm != 2 &&
|
|
(zr->card.type == DC10_new || settings->HorDcm != 4)) {
|
|
settings->HorDcm = clamp(settings->HorDcm, 1, 2);
|
|
err0++;
|
|
}
|
|
if (settings->VerDcm != 1 && settings->VerDcm != 2) {
|
|
settings->VerDcm = clamp(settings->VerDcm, 1, 2);
|
|
err0++;
|
|
}
|
|
if (settings->TmpDcm != 1 && settings->TmpDcm != 2) {
|
|
settings->TmpDcm = clamp(settings->TmpDcm, 1, 2);
|
|
err0++;
|
|
}
|
|
if (settings->field_per_buff != 1 &&
|
|
settings->field_per_buff != 2) {
|
|
settings->field_per_buff = clamp(settings->field_per_buff, 1, 2);
|
|
err0++;
|
|
}
|
|
if (settings->img_x < 0) {
|
|
settings->img_x = 0;
|
|
err0++;
|
|
}
|
|
if (settings->img_y < 0) {
|
|
settings->img_y = 0;
|
|
err0++;
|
|
}
|
|
if (settings->img_width < 0 || settings->img_width > BUZ_MAX_WIDTH) {
|
|
settings->img_width = clamp(settings->img_width, 0, (int)BUZ_MAX_WIDTH);
|
|
err0++;
|
|
}
|
|
if (settings->img_height < 0 || settings->img_height > BUZ_MAX_HEIGHT / 2) {
|
|
settings->img_height = clamp(settings->img_height, 0, BUZ_MAX_HEIGHT / 2);
|
|
err0++;
|
|
}
|
|
if (settings->img_x + settings->img_width > BUZ_MAX_WIDTH) {
|
|
settings->img_x = BUZ_MAX_WIDTH - settings->img_width;
|
|
err0++;
|
|
}
|
|
if (settings->img_y + settings->img_height > BUZ_MAX_HEIGHT / 2) {
|
|
settings->img_y = BUZ_MAX_HEIGHT / 2 - settings->img_height;
|
|
err0++;
|
|
}
|
|
if (settings->img_width % (16 * settings->HorDcm) != 0) {
|
|
settings->img_width -= settings->img_width % (16 * settings->HorDcm);
|
|
if (settings->img_width == 0)
|
|
settings->img_width = 16 * settings->HorDcm;
|
|
err0++;
|
|
}
|
|
if (settings->img_height % (8 * settings->VerDcm) != 0) {
|
|
settings->img_height -= settings->img_height % (8 * settings->VerDcm);
|
|
if (settings->img_height == 0)
|
|
settings->img_height = 8 * settings->VerDcm;
|
|
err0++;
|
|
}
|
|
|
|
if (!try && err0) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: %s - error in params for decimation = 0\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
err++;
|
|
}
|
|
break;
|
|
default:
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: %s - decimation = %d, must be 0, 1, 2 or 4\n",
|
|
ZR_DEVNAME(zr), __func__, settings->decimation);
|
|
err++;
|
|
break;
|
|
}
|
|
|
|
if (settings->jpg_comp.quality > 100)
|
|
settings->jpg_comp.quality = 100;
|
|
if (settings->jpg_comp.quality < 5)
|
|
settings->jpg_comp.quality = 5;
|
|
if (settings->jpg_comp.APPn < 0)
|
|
settings->jpg_comp.APPn = 0;
|
|
if (settings->jpg_comp.APPn > 15)
|
|
settings->jpg_comp.APPn = 15;
|
|
if (settings->jpg_comp.APP_len < 0)
|
|
settings->jpg_comp.APP_len = 0;
|
|
if (settings->jpg_comp.APP_len > 60)
|
|
settings->jpg_comp.APP_len = 60;
|
|
if (settings->jpg_comp.COM_len < 0)
|
|
settings->jpg_comp.COM_len = 0;
|
|
if (settings->jpg_comp.COM_len > 60)
|
|
settings->jpg_comp.COM_len = 60;
|
|
if (err)
|
|
return -EINVAL;
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
zoran_open_init_params (struct zoran *zr)
|
|
{
|
|
int i;
|
|
|
|
/* User must explicitly set a window */
|
|
zr->overlay_settings.is_set = 0;
|
|
zr->overlay_mask = NULL;
|
|
zr->overlay_active = ZORAN_FREE;
|
|
|
|
zr->v4l_memgrab_active = 0;
|
|
zr->v4l_overlay_active = 0;
|
|
zr->v4l_grab_frame = NO_GRAB_ACTIVE;
|
|
zr->v4l_grab_seq = 0;
|
|
zr->v4l_settings.width = 192;
|
|
zr->v4l_settings.height = 144;
|
|
zr->v4l_settings.format = &zoran_formats[7]; /* YUY2 - YUV-4:2:2 packed */
|
|
zr->v4l_settings.bytesperline =
|
|
zr->v4l_settings.width *
|
|
((zr->v4l_settings.format->depth + 7) / 8);
|
|
|
|
/* DMA ring stuff for V4L */
|
|
zr->v4l_pend_tail = 0;
|
|
zr->v4l_pend_head = 0;
|
|
zr->v4l_sync_tail = 0;
|
|
zr->v4l_buffers.active = ZORAN_FREE;
|
|
for (i = 0; i < VIDEO_MAX_FRAME; i++) {
|
|
zr->v4l_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */
|
|
}
|
|
zr->v4l_buffers.allocated = 0;
|
|
|
|
for (i = 0; i < BUZ_MAX_FRAME; i++) {
|
|
zr->jpg_buffers.buffer[i].state = BUZ_STATE_USER; /* nothing going on */
|
|
}
|
|
zr->jpg_buffers.active = ZORAN_FREE;
|
|
zr->jpg_buffers.allocated = 0;
|
|
/* Set necessary params and call zoran_check_jpg_settings to set the defaults */
|
|
zr->jpg_settings.decimation = 1;
|
|
zr->jpg_settings.jpg_comp.quality = 50; /* default compression factor 8 */
|
|
if (zr->card.type != BUZ)
|
|
zr->jpg_settings.odd_even = 1;
|
|
else
|
|
zr->jpg_settings.odd_even = 0;
|
|
zr->jpg_settings.jpg_comp.APPn = 0;
|
|
zr->jpg_settings.jpg_comp.APP_len = 0; /* No APPn marker */
|
|
memset(zr->jpg_settings.jpg_comp.APP_data, 0,
|
|
sizeof(zr->jpg_settings.jpg_comp.APP_data));
|
|
zr->jpg_settings.jpg_comp.COM_len = 0; /* No COM marker */
|
|
memset(zr->jpg_settings.jpg_comp.COM_data, 0,
|
|
sizeof(zr->jpg_settings.jpg_comp.COM_data));
|
|
zr->jpg_settings.jpg_comp.jpeg_markers =
|
|
JPEG_MARKER_DHT | JPEG_MARKER_DQT;
|
|
i = zoran_check_jpg_settings(zr, &zr->jpg_settings, 0);
|
|
if (i)
|
|
dprintk(1, KERN_ERR "%s: %s internal error\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
|
|
clear_interrupt_counters(zr);
|
|
zr->testing = 0;
|
|
}
|
|
|
|
static void __devinit
|
|
test_interrupts (struct zoran *zr)
|
|
{
|
|
DEFINE_WAIT(wait);
|
|
int timeout, icr;
|
|
|
|
clear_interrupt_counters(zr);
|
|
|
|
zr->testing = 1;
|
|
icr = btread(ZR36057_ICR);
|
|
btwrite(0x78000000 | ZR36057_ICR_IntPinEn, ZR36057_ICR);
|
|
prepare_to_wait(&zr->test_q, &wait, TASK_INTERRUPTIBLE);
|
|
timeout = schedule_timeout(HZ);
|
|
finish_wait(&zr->test_q, &wait);
|
|
btwrite(0, ZR36057_ICR);
|
|
btwrite(0x78000000, ZR36057_ISR);
|
|
zr->testing = 0;
|
|
dprintk(5, KERN_INFO "%s: Testing interrupts...\n", ZR_DEVNAME(zr));
|
|
if (timeout) {
|
|
dprintk(1, ": time spent: %d\n", 1 * HZ - timeout);
|
|
}
|
|
if (zr36067_debug > 1)
|
|
print_interrupts(zr);
|
|
btwrite(icr, ZR36057_ICR);
|
|
}
|
|
|
|
static int __devinit
|
|
zr36057_init (struct zoran *zr)
|
|
{
|
|
int j, err;
|
|
|
|
dprintk(1,
|
|
KERN_INFO
|
|
"%s: %s - initializing card[%d], zr=%p\n",
|
|
ZR_DEVNAME(zr), __func__, zr->id, zr);
|
|
|
|
/* default setup of all parameters which will persist between opens */
|
|
zr->user = 0;
|
|
|
|
init_waitqueue_head(&zr->v4l_capq);
|
|
init_waitqueue_head(&zr->jpg_capq);
|
|
init_waitqueue_head(&zr->test_q);
|
|
zr->jpg_buffers.allocated = 0;
|
|
zr->v4l_buffers.allocated = 0;
|
|
|
|
zr->vbuf_base = (void *) vidmem;
|
|
zr->vbuf_width = 0;
|
|
zr->vbuf_height = 0;
|
|
zr->vbuf_depth = 0;
|
|
zr->vbuf_bytesperline = 0;
|
|
|
|
/* Avoid nonsense settings from user for default input/norm */
|
|
if (default_norm < 0 || default_norm > 2)
|
|
default_norm = 0;
|
|
if (default_norm == 0) {
|
|
zr->norm = V4L2_STD_PAL;
|
|
zr->timing = zr->card.tvn[0];
|
|
} else if (default_norm == 1) {
|
|
zr->norm = V4L2_STD_NTSC;
|
|
zr->timing = zr->card.tvn[1];
|
|
} else {
|
|
zr->norm = V4L2_STD_SECAM;
|
|
zr->timing = zr->card.tvn[2];
|
|
}
|
|
if (zr->timing == NULL) {
|
|
dprintk(1,
|
|
KERN_WARNING
|
|
"%s: %s - default TV standard not supported by hardware. PAL will be used.\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
zr->norm = V4L2_STD_PAL;
|
|
zr->timing = zr->card.tvn[0];
|
|
}
|
|
|
|
if (default_input > zr->card.inputs-1) {
|
|
dprintk(1,
|
|
KERN_WARNING
|
|
"%s: default_input value %d out of range (0-%d)\n",
|
|
ZR_DEVNAME(zr), default_input, zr->card.inputs-1);
|
|
default_input = 0;
|
|
}
|
|
zr->input = default_input;
|
|
|
|
/* default setup (will be repeated at every open) */
|
|
zoran_open_init_params(zr);
|
|
|
|
/* allocate memory *before* doing anything to the hardware
|
|
* in case allocation fails */
|
|
zr->stat_com = kzalloc(BUZ_NUM_STAT_COM * 4, GFP_KERNEL);
|
|
zr->video_dev = kmalloc(sizeof(struct video_device), GFP_KERNEL);
|
|
if (!zr->stat_com || !zr->video_dev) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: %s - kmalloc (STAT_COM) failed\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
err = -ENOMEM;
|
|
goto exit_free;
|
|
}
|
|
for (j = 0; j < BUZ_NUM_STAT_COM; j++) {
|
|
zr->stat_com[j] = cpu_to_le32(1); /* mark as unavailable to zr36057 */
|
|
}
|
|
|
|
/*
|
|
* Now add the template and register the device unit.
|
|
*/
|
|
memcpy(zr->video_dev, &zoran_template, sizeof(zoran_template));
|
|
zr->video_dev->parent = &zr->pci_dev->dev;
|
|
strcpy(zr->video_dev->name, ZR_DEVNAME(zr));
|
|
err = video_register_device(zr->video_dev, VFL_TYPE_GRABBER, video_nr[zr->id]);
|
|
if (err < 0)
|
|
goto exit_free;
|
|
video_set_drvdata(zr->video_dev, zr);
|
|
|
|
zoran_init_hardware(zr);
|
|
if (zr36067_debug > 2)
|
|
detect_guest_activity(zr);
|
|
test_interrupts(zr);
|
|
if (!pass_through) {
|
|
decoder_call(zr, video, s_stream, 0);
|
|
encoder_call(zr, video, s_routing, 2, 0, 0);
|
|
}
|
|
|
|
zr->zoran_proc = NULL;
|
|
zr->initialized = 1;
|
|
return 0;
|
|
|
|
exit_free:
|
|
kfree(zr->stat_com);
|
|
kfree(zr->video_dev);
|
|
return err;
|
|
}
|
|
|
|
static void __devexit zoran_remove(struct pci_dev *pdev)
|
|
{
|
|
struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev);
|
|
struct zoran *zr = to_zoran(v4l2_dev);
|
|
|
|
if (!zr->initialized)
|
|
goto exit_free;
|
|
|
|
/* unregister videocodec bus */
|
|
if (zr->codec) {
|
|
struct videocodec_master *master = zr->codec->master_data;
|
|
|
|
videocodec_detach(zr->codec);
|
|
kfree(master);
|
|
}
|
|
if (zr->vfe) {
|
|
struct videocodec_master *master = zr->vfe->master_data;
|
|
|
|
videocodec_detach(zr->vfe);
|
|
kfree(master);
|
|
}
|
|
|
|
/* unregister i2c bus */
|
|
zoran_unregister_i2c(zr);
|
|
/* disable PCI bus-mastering */
|
|
zoran_set_pci_master(zr, 0);
|
|
/* put chip into reset */
|
|
btwrite(0, ZR36057_SPGPPCR);
|
|
free_irq(zr->pci_dev->irq, zr);
|
|
/* unmap and free memory */
|
|
kfree(zr->stat_com);
|
|
zoran_proc_cleanup(zr);
|
|
iounmap(zr->zr36057_mem);
|
|
pci_disable_device(zr->pci_dev);
|
|
video_unregister_device(zr->video_dev);
|
|
exit_free:
|
|
v4l2_device_unregister(&zr->v4l2_dev);
|
|
kfree(zr);
|
|
}
|
|
|
|
void
|
|
zoran_vdev_release (struct video_device *vdev)
|
|
{
|
|
kfree(vdev);
|
|
}
|
|
|
|
static struct videocodec_master * __devinit
|
|
zoran_setup_videocodec (struct zoran *zr,
|
|
int type)
|
|
{
|
|
struct videocodec_master *m = NULL;
|
|
|
|
m = kmalloc(sizeof(struct videocodec_master), GFP_KERNEL);
|
|
if (!m) {
|
|
dprintk(1, KERN_ERR "%s: %s - no memory\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
return m;
|
|
}
|
|
|
|
/* magic and type are unused for master struct. Makes sense only at
|
|
codec structs.
|
|
In the past, .type were initialized to the old V4L1 .hardware
|
|
value, as VID_HARDWARE_ZR36067
|
|
*/
|
|
m->magic = 0L;
|
|
m->type = 0;
|
|
|
|
m->flags = CODEC_FLAG_ENCODER | CODEC_FLAG_DECODER;
|
|
strlcpy(m->name, ZR_DEVNAME(zr), sizeof(m->name));
|
|
m->data = zr;
|
|
|
|
switch (type)
|
|
{
|
|
case CODEC_TYPE_ZR36060:
|
|
m->readreg = zr36060_read;
|
|
m->writereg = zr36060_write;
|
|
m->flags |= CODEC_FLAG_JPEG | CODEC_FLAG_VFE;
|
|
break;
|
|
case CODEC_TYPE_ZR36050:
|
|
m->readreg = zr36050_read;
|
|
m->writereg = zr36050_write;
|
|
m->flags |= CODEC_FLAG_JPEG;
|
|
break;
|
|
case CODEC_TYPE_ZR36016:
|
|
m->readreg = zr36016_read;
|
|
m->writereg = zr36016_write;
|
|
m->flags |= CODEC_FLAG_VFE;
|
|
break;
|
|
}
|
|
|
|
return m;
|
|
}
|
|
|
|
static void zoran_subdev_notify(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
|
|
{
|
|
struct zoran *zr = to_zoran(sd->v4l2_dev);
|
|
|
|
/* Bt819 needs to reset its FIFO buffer using #FRST pin and
|
|
LML33 card uses GPIO(7) for that. */
|
|
if (cmd == BT819_FIFO_RESET_LOW)
|
|
GPIO(zr, 7, 0);
|
|
else if (cmd == BT819_FIFO_RESET_HIGH)
|
|
GPIO(zr, 7, 1);
|
|
}
|
|
|
|
/*
|
|
* Scan for a Buz card (actually for the PCI controller ZR36057),
|
|
* request the irq and map the io memory
|
|
*/
|
|
static int __devinit zoran_probe(struct pci_dev *pdev,
|
|
const struct pci_device_id *ent)
|
|
{
|
|
unsigned char latency, need_latency;
|
|
struct zoran *zr;
|
|
int result;
|
|
struct videocodec_master *master_vfe = NULL;
|
|
struct videocodec_master *master_codec = NULL;
|
|
int card_num;
|
|
char *codec_name, *vfe_name;
|
|
unsigned int nr;
|
|
|
|
|
|
nr = zoran_num++;
|
|
if (nr >= BUZ_MAX) {
|
|
dprintk(1, KERN_ERR "%s: driver limited to %d card(s) maximum\n",
|
|
ZORAN_NAME, BUZ_MAX);
|
|
return -ENOENT;
|
|
}
|
|
|
|
zr = kzalloc(sizeof(struct zoran), GFP_KERNEL);
|
|
if (!zr) {
|
|
dprintk(1, KERN_ERR "%s: %s - kzalloc failed\n",
|
|
ZORAN_NAME, __func__);
|
|
return -ENOMEM;
|
|
}
|
|
zr->v4l2_dev.notify = zoran_subdev_notify;
|
|
if (v4l2_device_register(&pdev->dev, &zr->v4l2_dev))
|
|
goto zr_free_mem;
|
|
zr->pci_dev = pdev;
|
|
zr->id = nr;
|
|
snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%u]", zr->id);
|
|
spin_lock_init(&zr->spinlock);
|
|
mutex_init(&zr->resource_lock);
|
|
if (pci_enable_device(pdev))
|
|
goto zr_unreg;
|
|
pci_read_config_byte(zr->pci_dev, PCI_CLASS_REVISION, &zr->revision);
|
|
|
|
dprintk(1,
|
|
KERN_INFO
|
|
"%s: Zoran ZR360%c7 (rev %d), irq: %d, memory: 0x%08llx\n",
|
|
ZR_DEVNAME(zr), zr->revision < 2 ? '5' : '6', zr->revision,
|
|
zr->pci_dev->irq, (uint64_t)pci_resource_start(zr->pci_dev, 0));
|
|
if (zr->revision >= 2) {
|
|
dprintk(1,
|
|
KERN_INFO
|
|
"%s: Subsystem vendor=0x%04x id=0x%04x\n",
|
|
ZR_DEVNAME(zr), zr->pci_dev->subsystem_vendor,
|
|
zr->pci_dev->subsystem_device);
|
|
}
|
|
|
|
/* Use auto-detected card type? */
|
|
if (card[nr] == -1) {
|
|
if (zr->revision < 2) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: No card type specified, please use the card=X module parameter\n",
|
|
ZR_DEVNAME(zr));
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: It is not possible to auto-detect ZR36057 based cards\n",
|
|
ZR_DEVNAME(zr));
|
|
goto zr_unreg;
|
|
}
|
|
|
|
card_num = ent->driver_data;
|
|
if (card_num >= NUM_CARDS) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: Unknown card, try specifying card=X module parameter\n",
|
|
ZR_DEVNAME(zr));
|
|
goto zr_unreg;
|
|
}
|
|
dprintk(3,
|
|
KERN_DEBUG
|
|
"%s: %s() - card %s detected\n",
|
|
ZR_DEVNAME(zr), __func__, zoran_cards[card_num].name);
|
|
} else {
|
|
card_num = card[nr];
|
|
if (card_num >= NUM_CARDS || card_num < 0) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: User specified card type %d out of range (0 .. %d)\n",
|
|
ZR_DEVNAME(zr), card_num, NUM_CARDS - 1);
|
|
goto zr_unreg;
|
|
}
|
|
}
|
|
|
|
/* even though we make this a non pointer and thus
|
|
* theoretically allow for making changes to this struct
|
|
* on a per-individual card basis at runtime, this is
|
|
* strongly discouraged. This structure is intended to
|
|
* keep general card information, no settings or anything */
|
|
zr->card = zoran_cards[card_num];
|
|
snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)),
|
|
"%s[%u]", zr->card.name, zr->id);
|
|
|
|
zr->zr36057_mem = pci_ioremap_bar(zr->pci_dev, 0);
|
|
if (!zr->zr36057_mem) {
|
|
dprintk(1, KERN_ERR "%s: %s() - ioremap failed\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
goto zr_unreg;
|
|
}
|
|
|
|
result = request_irq(zr->pci_dev->irq, zoran_irq,
|
|
IRQF_SHARED | IRQF_DISABLED, ZR_DEVNAME(zr), zr);
|
|
if (result < 0) {
|
|
if (result == -EINVAL) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: %s - bad irq number or handler\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
} else if (result == -EBUSY) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: %s - IRQ %d busy, change your PnP config in BIOS\n",
|
|
ZR_DEVNAME(zr), __func__, zr->pci_dev->irq);
|
|
} else {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: %s - can't assign irq, error code %d\n",
|
|
ZR_DEVNAME(zr), __func__, result);
|
|
}
|
|
goto zr_unmap;
|
|
}
|
|
|
|
/* set PCI latency timer */
|
|
pci_read_config_byte(zr->pci_dev, PCI_LATENCY_TIMER,
|
|
&latency);
|
|
need_latency = zr->revision > 1 ? 32 : 48;
|
|
if (latency != need_latency) {
|
|
dprintk(2, KERN_INFO "%s: Changing PCI latency from %d to %d\n",
|
|
ZR_DEVNAME(zr), latency, need_latency);
|
|
pci_write_config_byte(zr->pci_dev, PCI_LATENCY_TIMER,
|
|
need_latency);
|
|
}
|
|
|
|
zr36057_restart(zr);
|
|
/* i2c */
|
|
dprintk(2, KERN_INFO "%s: Initializing i2c bus...\n",
|
|
ZR_DEVNAME(zr));
|
|
|
|
if (zoran_register_i2c(zr) < 0) {
|
|
dprintk(1, KERN_ERR "%s: %s - can't initialize i2c bus\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
goto zr_free_irq;
|
|
}
|
|
|
|
zr->decoder = v4l2_i2c_new_subdev(&zr->v4l2_dev,
|
|
&zr->i2c_adapter, zr->card.mod_decoder, zr->card.i2c_decoder,
|
|
0, zr->card.addrs_decoder);
|
|
|
|
if (zr->card.mod_encoder)
|
|
zr->encoder = v4l2_i2c_new_subdev(&zr->v4l2_dev,
|
|
&zr->i2c_adapter,
|
|
zr->card.mod_encoder, zr->card.i2c_encoder,
|
|
0, zr->card.addrs_encoder);
|
|
|
|
dprintk(2,
|
|
KERN_INFO "%s: Initializing videocodec bus...\n",
|
|
ZR_DEVNAME(zr));
|
|
|
|
if (zr->card.video_codec) {
|
|
codec_name = codecid_to_modulename(zr->card.video_codec);
|
|
if (codec_name) {
|
|
result = request_module(codec_name);
|
|
if (result) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: failed to load modules %s: %d\n",
|
|
ZR_DEVNAME(zr), codec_name, result);
|
|
}
|
|
}
|
|
}
|
|
if (zr->card.video_vfe) {
|
|
vfe_name = codecid_to_modulename(zr->card.video_vfe);
|
|
if (vfe_name) {
|
|
result = request_module(vfe_name);
|
|
if (result < 0) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: failed to load modules %s: %d\n",
|
|
ZR_DEVNAME(zr), vfe_name, result);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* reset JPEG codec */
|
|
jpeg_codec_sleep(zr, 1);
|
|
jpeg_codec_reset(zr);
|
|
/* video bus enabled */
|
|
/* display codec revision */
|
|
if (zr->card.video_codec != 0) {
|
|
master_codec = zoran_setup_videocodec(zr, zr->card.video_codec);
|
|
if (!master_codec)
|
|
goto zr_unreg_i2c;
|
|
zr->codec = videocodec_attach(master_codec);
|
|
if (!zr->codec) {
|
|
dprintk(1, KERN_ERR "%s: %s - no codec found\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
goto zr_free_codec;
|
|
}
|
|
if (zr->codec->type != zr->card.video_codec) {
|
|
dprintk(1, KERN_ERR "%s: %s - wrong codec\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
goto zr_detach_codec;
|
|
}
|
|
}
|
|
if (zr->card.video_vfe != 0) {
|
|
master_vfe = zoran_setup_videocodec(zr, zr->card.video_vfe);
|
|
if (!master_vfe)
|
|
goto zr_detach_codec;
|
|
zr->vfe = videocodec_attach(master_vfe);
|
|
if (!zr->vfe) {
|
|
dprintk(1, KERN_ERR "%s: %s - no VFE found\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
goto zr_free_vfe;
|
|
}
|
|
if (zr->vfe->type != zr->card.video_vfe) {
|
|
dprintk(1, KERN_ERR "%s: %s = wrong VFE\n",
|
|
ZR_DEVNAME(zr), __func__);
|
|
goto zr_detach_vfe;
|
|
}
|
|
}
|
|
|
|
/* take care of Natoma chipset and a revision 1 zr36057 */
|
|
if ((pci_pci_problems & PCIPCI_NATOMA) && zr->revision <= 1) {
|
|
zr->jpg_buffers.need_contiguous = 1;
|
|
dprintk(1, KERN_INFO
|
|
"%s: ZR36057/Natoma bug, max. buffer size is 128K\n",
|
|
ZR_DEVNAME(zr));
|
|
}
|
|
|
|
if (zr36057_init(zr) < 0)
|
|
goto zr_detach_vfe;
|
|
|
|
zoran_proc_init(zr);
|
|
|
|
return 0;
|
|
|
|
zr_detach_vfe:
|
|
videocodec_detach(zr->vfe);
|
|
zr_free_vfe:
|
|
kfree(master_vfe);
|
|
zr_detach_codec:
|
|
videocodec_detach(zr->codec);
|
|
zr_free_codec:
|
|
kfree(master_codec);
|
|
zr_unreg_i2c:
|
|
zoran_unregister_i2c(zr);
|
|
zr_free_irq:
|
|
btwrite(0, ZR36057_SPGPPCR);
|
|
free_irq(zr->pci_dev->irq, zr);
|
|
zr_unmap:
|
|
iounmap(zr->zr36057_mem);
|
|
zr_unreg:
|
|
v4l2_device_unregister(&zr->v4l2_dev);
|
|
zr_free_mem:
|
|
kfree(zr);
|
|
|
|
return -ENODEV;
|
|
}
|
|
|
|
static struct pci_driver zoran_driver = {
|
|
.name = "zr36067",
|
|
.id_table = zr36067_pci_tbl,
|
|
.probe = zoran_probe,
|
|
.remove = __devexit_p(zoran_remove),
|
|
};
|
|
|
|
static int __init zoran_init(void)
|
|
{
|
|
int res;
|
|
|
|
printk(KERN_INFO "Zoran MJPEG board driver version %d.%d.%d\n",
|
|
MAJOR_VERSION, MINOR_VERSION, RELEASE_VERSION);
|
|
|
|
/* check the parameters we have been given, adjust if necessary */
|
|
if (v4l_nbufs < 2)
|
|
v4l_nbufs = 2;
|
|
if (v4l_nbufs > VIDEO_MAX_FRAME)
|
|
v4l_nbufs = VIDEO_MAX_FRAME;
|
|
/* The user specfies the in KB, we want them in byte
|
|
* (and page aligned) */
|
|
v4l_bufsize = PAGE_ALIGN(v4l_bufsize * 1024);
|
|
if (v4l_bufsize < 32768)
|
|
v4l_bufsize = 32768;
|
|
/* 2 MB is arbitrary but sufficient for the maximum possible images */
|
|
if (v4l_bufsize > 2048 * 1024)
|
|
v4l_bufsize = 2048 * 1024;
|
|
if (jpg_nbufs < 4)
|
|
jpg_nbufs = 4;
|
|
if (jpg_nbufs > BUZ_MAX_FRAME)
|
|
jpg_nbufs = BUZ_MAX_FRAME;
|
|
jpg_bufsize = PAGE_ALIGN(jpg_bufsize * 1024);
|
|
if (jpg_bufsize < 8192)
|
|
jpg_bufsize = 8192;
|
|
if (jpg_bufsize > (512 * 1024))
|
|
jpg_bufsize = 512 * 1024;
|
|
/* Use parameter for vidmem or try to find a video card */
|
|
if (vidmem) {
|
|
dprintk(1,
|
|
KERN_INFO
|
|
"%s: Using supplied video memory base address @ 0x%lx\n",
|
|
ZORAN_NAME, vidmem);
|
|
}
|
|
|
|
/* some mainboards might not do PCI-PCI data transfer well */
|
|
if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL|PCIPCI_ALIMAGIK)) {
|
|
dprintk(1,
|
|
KERN_WARNING
|
|
"%s: chipset does not support reliable PCI-PCI DMA\n",
|
|
ZORAN_NAME);
|
|
}
|
|
|
|
res = pci_register_driver(&zoran_driver);
|
|
if (res) {
|
|
dprintk(1,
|
|
KERN_ERR
|
|
"%s: Unable to register ZR36057 driver\n",
|
|
ZORAN_NAME);
|
|
return res;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void __exit zoran_exit(void)
|
|
{
|
|
pci_unregister_driver(&zoran_driver);
|
|
}
|
|
|
|
module_init(zoran_init);
|
|
module_exit(zoran_exit);
|