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V4L/DVB (5063): ZC0301 driver updates. 

- Implement audio ioctl's and VIDIOC_ENUM_FRAMESIZES
- Documentation updates
- Generic improvements

Signed-off-by: Luca Risolia <luca.risolia@studio.unibo.it>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Luca Risolia 2007-01-08 11:34:35 -03:00 committed by Mauro Carvalho Chehab
parent f327ebbd00
commit 7e3a066070
6 changed files with 64 additions and 25 deletions
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10
Documentation/video4linux/zc0301.txt
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@ -23,7 +23,7 @@ Index
1. Copyright 1. Copyright
============ ============
Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it>
2. Disclaimer 2. Disclaimer
@ -125,8 +125,9 @@ And finally:
6. Module loading 6. Module loading
================= =================
To use the driver, it is necessary to load the "zc0301" module into memory To use the driver, it is necessary to load the "zc0301" module into memory
after every other module required: "videodev", "usbcore" and, depending on after every other module required: "videodev", "v4l2_common", "compat_ioctl32",
the USB host controller you have, "ehci-hcd", "uhci-hcd" or "ohci-hcd". "usbcore" and, depending on the USB host controller you have, "ehci-hcd",
"uhci-hcd" or "ohci-hcd".
Loading can be done as shown below: Loading can be done as shown below:
@ -211,12 +212,11 @@ Vendor ID Product ID
0x041e 0x4036 0x041e 0x4036
0x041e 0x403a 0x041e 0x403a
0x0458 0x7007 0x0458 0x7007
0x0458 0x700C 0x0458 0x700c
0x0458 0x700f 0x0458 0x700f
0x046d 0x08ae 0x046d 0x08ae
0x055f 0xd003 0x055f 0xd003
0x055f 0xd004 0x055f 0xd004
0x046d 0x08ae
0x0ac8 0x0301 0x0ac8 0x0301
0x0ac8 0x301b 0x0ac8 0x301b
0x0ac8 0x303b 0x0ac8 0x303b

4
drivers/media/video/zc0301/zc0301.h
View File

@ -1,7 +1,7 @@
/*************************************************************************** /***************************************************************************
* V4L2 driver for ZC0301 Image Processor and Control Chip * * V4L2 driver for ZC0301[P] Image Processor and Control Chip *
* * * *
* Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> * * Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
* * * *
* This program is free software; you can redistribute it and/or modify * * This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by * * it under the terms of the GNU General Public License as published by *

55
drivers/media/video/zc0301/zc0301_core.c
View File

@ -1,7 +1,7 @@
/*************************************************************************** /***************************************************************************
* Video4Linux2 driver for ZC0301[P] Image Processor and Control Chip * * Video4Linux2 driver for ZC0301[P] Image Processor and Control Chip *
* * * *
* Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> * * Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
* * * *
* Informations about the chip internals needed to enable the I2C protocol * * Informations about the chip internals needed to enable the I2C protocol *
* have been taken from the documentation of the ZC030x Video4Linux1 * * have been taken from the documentation of the ZC030x Video4Linux1 *
@ -52,8 +52,8 @@
#define ZC0301_MODULE_AUTHOR "(C) 2006 Luca Risolia" #define ZC0301_MODULE_AUTHOR "(C) 2006 Luca Risolia"
#define ZC0301_AUTHOR_EMAIL "<luca.risolia@studio.unibo.it>" #define ZC0301_AUTHOR_EMAIL "<luca.risolia@studio.unibo.it>"
#define ZC0301_MODULE_LICENSE "GPL" #define ZC0301_MODULE_LICENSE "GPL"
#define ZC0301_MODULE_VERSION "1:1.05" #define ZC0301_MODULE_VERSION "1:1.07"
#define ZC0301_MODULE_VERSION_CODE KERNEL_VERSION(1, 0, 5) #define ZC0301_MODULE_VERSION_CODE KERNEL_VERSION(1, 1, 7)
/*****************************************************************************/ /*****************************************************************************/
@ -89,7 +89,7 @@ MODULE_PARM_DESC(force_munmap,
"\ndetected camera." "\ndetected camera."
"\n 0 = do not force memory unmapping" "\n 0 = do not force memory unmapping"
"\n 1 = force memory unmapping (save memory)" "\n 1 = force memory unmapping (save memory)"
"\nDefault value is "__MODULE_STRING(SN9C102_FORCE_MUNMAP)"." "\nDefault value is "__MODULE_STRING(ZC0301_FORCE_MUNMAP)"."
"\n"); "\n");
static unsigned int frame_timeout[] = {[0 ... ZC0301_MAX_DEVICES-1] = static unsigned int frame_timeout[] = {[0 ... ZC0301_MAX_DEVICES-1] =
@ -136,7 +136,8 @@ zc0301_request_buffers(struct zc0301_device* cam, u32 count,
cam->nbuffers = count; cam->nbuffers = count;
while (cam->nbuffers > 0) { while (cam->nbuffers > 0) {
if ((buff = vmalloc_32(cam->nbuffers * PAGE_ALIGN(imagesize)))) if ((buff = vmalloc_32_user(cam->nbuffers *
PAGE_ALIGN(imagesize))))
break; break;
cam->nbuffers--; cam->nbuffers--;
} }
@ -430,7 +431,8 @@ static int zc0301_start_transfer(struct zc0301_device* cam)
struct usb_host_interface* altsetting = usb_altnum_to_altsetting( struct usb_host_interface* altsetting = usb_altnum_to_altsetting(
usb_ifnum_to_if(udev, 0), usb_ifnum_to_if(udev, 0),
ZC0301_ALTERNATE_SETTING); ZC0301_ALTERNATE_SETTING);
const unsigned int psz = altsetting->endpoint[0].desc.wMaxPacketSize; const unsigned int psz = le16_to_cpu(altsetting->
endpoint[0].desc.wMaxPacketSize);
struct urb* urb; struct urb* urb;
s8 i, j; s8 i, j;
int err = 0; int err = 0;
@ -489,7 +491,7 @@ static int zc0301_start_transfer(struct zc0301_device* cam)
return 0; return 0;
free_urbs: free_urbs:
for (i = 0; i < ZC0301_URBS; i++) for (i = 0; (i < ZC0301_URBS) && cam->urb[i]; i++)
usb_free_urb(cam->urb[i]); usb_free_urb(cam->urb[i]);
free_buffers: free_buffers:
@ -1287,6 +1289,35 @@ zc0301_vidioc_s_crop(struct zc0301_device* cam, void __user * arg)
} }
static int
zc0301_vidioc_enum_framesizes(struct zc0301_device* cam, void __user * arg)
{
struct v4l2_frmsizeenum frmsize;
if (copy_from_user(&frmsize, arg, sizeof(frmsize)))
return -EFAULT;
if (frmsize.index != 0 && frmsize.index != 1)
return -EINVAL;
if (frmsize.pixel_format != V4L2_PIX_FMT_JPEG)
return -EINVAL;
frmsize.type = V4L2_FRMSIZE_TYPE_DISCRETE;
if (frmsize.index == 1) {
frmsize.discrete.width = cam->sensor.cropcap.defrect.width;
frmsize.discrete.height = cam->sensor.cropcap.defrect.height;
}
memset(&frmsize.reserved, 0, sizeof(frmsize.reserved));
if (copy_to_user(arg, &frmsize, sizeof(frmsize)))
return -EFAULT;
return 0;
}
static int static int
zc0301_vidioc_enum_fmt(struct zc0301_device* cam, void __user * arg) zc0301_vidioc_enum_fmt(struct zc0301_device* cam, void __user * arg)
{ {
@ -1295,6 +1326,9 @@ zc0301_vidioc_enum_fmt(struct zc0301_device* cam, void __user * arg)
if (copy_from_user(&fmtd, arg, sizeof(fmtd))) if (copy_from_user(&fmtd, arg, sizeof(fmtd)))
return -EFAULT; return -EFAULT;
if (fmtd.type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
return -EINVAL;
if (fmtd.index == 0) { if (fmtd.index == 0) {
strcpy(fmtd.description, "JPEG"); strcpy(fmtd.description, "JPEG");
fmtd.pixelformat = V4L2_PIX_FMT_JPEG; fmtd.pixelformat = V4L2_PIX_FMT_JPEG;
@ -1795,6 +1829,9 @@ static int zc0301_ioctl_v4l2(struct inode* inode, struct file* filp,
case VIDIOC_S_FMT: case VIDIOC_S_FMT:
return zc0301_vidioc_try_s_fmt(cam, cmd, arg); return zc0301_vidioc_try_s_fmt(cam, cmd, arg);
case VIDIOC_ENUM_FRAMESIZES:
return zc0301_vidioc_enum_framesizes(cam, arg);
case VIDIOC_G_JPEGCOMP: case VIDIOC_G_JPEGCOMP:
return zc0301_vidioc_g_jpegcomp(cam, arg); return zc0301_vidioc_g_jpegcomp(cam, arg);
@ -1830,6 +1867,7 @@ static int zc0301_ioctl_v4l2(struct inode* inode, struct file* filp,
case VIDIOC_QUERYSTD: case VIDIOC_QUERYSTD:
case VIDIOC_ENUMSTD: case VIDIOC_ENUMSTD:
case VIDIOC_QUERYMENU: case VIDIOC_QUERYMENU:
case VIDIOC_ENUM_FRAMEINTERVALS:
return -EINVAL; return -EINVAL;
default: default:
@ -1876,6 +1914,7 @@ static const struct file_operations zc0301_fops = {
.open = zc0301_open, .open = zc0301_open,
.release = zc0301_release, .release = zc0301_release,
.ioctl = zc0301_ioctl, .ioctl = zc0301_ioctl,
.compat_ioctl = v4l_compat_ioctl32,
.read = zc0301_read, .read = zc0301_read,
.poll = zc0301_poll, .poll = zc0301_poll,
.mmap = zc0301_mmap, .mmap = zc0301_mmap,
@ -1913,7 +1952,7 @@ zc0301_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
mutex_init(&cam->dev_mutex); mutex_init(&cam->dev_mutex);
DBG(2, "ZC0301[P] Image Processor and Control Chip detected " DBG(2, "ZC0301[P] Image Processor and Control Chip detected "
"(vid/pid 0x%04X/0x%04X)",id->idVendor, id->idProduct); "(vid/pid 0x%04X:0x%04X)",id->idVendor, id->idProduct);
for (i = 0; zc0301_sensor_table[i]; i++) { for (i = 0; zc0301_sensor_table[i]; i++) {
err = zc0301_sensor_table[i](cam); err = zc0301_sensor_table[i](cam);

4
drivers/media/video/zc0301/zc0301_pas202bcb.c
View File

@ -1,8 +1,8 @@
/*************************************************************************** /***************************************************************************
* Plug-in for PAS202BCB image sensor connected to the ZC0301[P] Image * * Plug-in for PAS202BCB image sensor connected to the ZC0301 Image *
* Processor and Control Chip * * Processor and Control Chip *
* * * *
* Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> * * Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
* * * *
* Initialization values of the ZC0301[P] have been taken from the SPCA5XX * * Initialization values of the ZC0301[P] have been taken from the SPCA5XX *
* driver maintained by Michel Xhaard <mxhaard@magic.fr> * * driver maintained by Michel Xhaard <mxhaard@magic.fr> *

4
drivers/media/video/zc0301/zc0301_pb0330.c
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@ -1,8 +1,8 @@
/*************************************************************************** /***************************************************************************
* Plug-in for PB-0330 image sensor connected to the ZC0301[P] Image * * Plug-in for PB-0330 image sensor connected to the ZC0301P Image *
* Processor and Control Chip * * Processor and Control Chip *
* * * *
* Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> * * Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
* * * *
* Initialization values of the ZC0301[P] have been taken from the SPCA5XX * * Initialization values of the ZC0301[P] have been taken from the SPCA5XX *
* driver maintained by Michel Xhaard <mxhaard@magic.fr> * * driver maintained by Michel Xhaard <mxhaard@magic.fr> *

12
drivers/media/video/zc0301/zc0301_sensor.h
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@ -1,8 +1,8 @@
/*************************************************************************** /***************************************************************************
* API for image sensors connected to the ZC0301 Image Processor and * * API for image sensors connected to the ZC0301[P] Image Processor and *
* Control Chip * * Control Chip *
* * * *
* Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> * * Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
* * * *
* This program is free software; you can redistribute it and/or modify * * This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by * * it under the terms of the GNU General Public License as published by *
@ -70,7 +70,7 @@ static const struct usb_device_id zc0301_id_table[] = { \
{ ZC0301_USB_DEVICE(0x041e, 0x4036, 0xff), }, /* HV7131 */ \ { ZC0301_USB_DEVICE(0x041e, 0x4036, 0xff), }, /* HV7131 */ \
{ ZC0301_USB_DEVICE(0x041e, 0x403a, 0xff), }, /* HV7131 */ \ { ZC0301_USB_DEVICE(0x041e, 0x403a, 0xff), }, /* HV7131 */ \
{ ZC0301_USB_DEVICE(0x0458, 0x7007, 0xff), }, /* TAS5130 */ \ { ZC0301_USB_DEVICE(0x0458, 0x7007, 0xff), }, /* TAS5130 */ \
{ ZC0301_USB_DEVICE(0x0458, 0x700C, 0xff), }, /* TAS5130 */ \ { ZC0301_USB_DEVICE(0x0458, 0x700c, 0xff), }, /* TAS5130 */ \
{ ZC0301_USB_DEVICE(0x0458, 0x700f, 0xff), }, /* TAS5130 */ \ { ZC0301_USB_DEVICE(0x0458, 0x700f, 0xff), }, /* TAS5130 */ \
{ ZC0301_USB_DEVICE(0x046d, 0x08ae, 0xff), }, /* PAS202 */ \ { ZC0301_USB_DEVICE(0x046d, 0x08ae, 0xff), }, /* PAS202 */ \
{ ZC0301_USB_DEVICE(0x055f, 0xd003, 0xff), }, /* TAS5130 */ \ { ZC0301_USB_DEVICE(0x055f, 0xd003, 0xff), }, /* TAS5130 */ \
@ -93,9 +93,9 @@ extern int zc0301_i2c_read(struct zc0301_device*, u16 address, u8 length);
/*****************************************************************************/ /*****************************************************************************/
#define ZC0301_MAX_CTRLS V4L2_CID_LASTP1-V4L2_CID_BASE+10 #define ZC0301_MAX_CTRLS (V4L2_CID_LASTP1 - V4L2_CID_BASE + 10)
#define ZC0301_V4L2_CID_DAC_MAGNITUDE V4L2_CID_PRIVATE_BASE #define ZC0301_V4L2_CID_DAC_MAGNITUDE (V4L2_CID_PRIVATE_BASE + 0)
#define ZC0301_V4L2_CID_GREEN_BALANCE V4L2_CID_PRIVATE_BASE + 1 #define ZC0301_V4L2_CID_GREEN_BALANCE (V4L2_CID_PRIVATE_BASE + 1)
struct zc0301_sensor { struct zc0301_sensor {
char name[32]; char name[32];