diff options
Diffstat (limited to 'drivers/staging/media/deprecated/saa7146/saa7146/mxb.c')
| -rw-r--r-- | drivers/staging/media/deprecated/saa7146/saa7146/mxb.c | 873 |
1 files changed, 0 insertions, 873 deletions
diff --git a/drivers/staging/media/deprecated/saa7146/saa7146/mxb.c b/drivers/staging/media/deprecated/saa7146/saa7146/mxb.c deleted file mode 100644 index 3e568f952dae..000000000000 --- a/drivers/staging/media/deprecated/saa7146/saa7146/mxb.c +++ /dev/null @@ -1,873 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - mxb - v4l2 driver for the Multimedia eXtension Board - - Copyright (C) 1998-2006 Michael Hunold <michael@mihu.de> - - Visit http://www.themm.net/~mihu/linux/saa7146/mxb.html - for further details about this card. - -*/ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#define DEBUG_VARIABLE debug - -#include <media/tuner.h> -#include <media/v4l2-common.h> -#include <media/i2c/saa7115.h> -#include <linux/module.h> -#include <linux/kernel.h> - -#include "../common/saa7146_vv.h" -#include "tea6415c.h" -#include "tea6420.h" - -#define MXB_AUDIOS 6 - -#define I2C_SAA7111A 0x24 -#define I2C_TDA9840 0x42 -#define I2C_TEA6415C 0x43 -#define I2C_TEA6420_1 0x4c -#define I2C_TEA6420_2 0x4d -#define I2C_TUNER 0x60 - -#define MXB_BOARD_CAN_DO_VBI(dev) (dev->revision != 0) - -/* global variable */ -static int mxb_num; - -/* initial frequence the tuner will be tuned to. - in verden (lower saxony, germany) 4148 is a - channel called "phoenix" */ -static int freq = 4148; -module_param(freq, int, 0644); -MODULE_PARM_DESC(freq, "initial frequency the tuner will be tuned to while setup"); - -static int debug; -module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off)."); - -#define MXB_INPUTS 4 -enum { TUNER, AUX1, AUX3, AUX3_YC }; - -static struct v4l2_input mxb_inputs[MXB_INPUTS] = { - { TUNER, "Tuner", V4L2_INPUT_TYPE_TUNER, 0x3f, 0, - V4L2_STD_PAL_BG | V4L2_STD_PAL_I, 0, V4L2_IN_CAP_STD }, - { AUX1, "AUX1", V4L2_INPUT_TYPE_CAMERA, 0x3f, 0, - V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, - { AUX3, "AUX3 Composite", V4L2_INPUT_TYPE_CAMERA, 0x3f, 0, - V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, - { AUX3_YC, "AUX3 S-Video", V4L2_INPUT_TYPE_CAMERA, 0x3f, 0, - V4L2_STD_ALL, 0, V4L2_IN_CAP_STD }, -}; - -/* this array holds the information, which port of the saa7146 each - input actually uses. the mxb uses port 0 for every input */ -static struct { - int hps_source; - int hps_sync; -} input_port_selection[MXB_INPUTS] = { - { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, - { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, - { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, - { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, -}; - -/* this array holds the information of the audio source (mxb_audios), - which has to be switched corresponding to the video source (mxb_channels) */ -static int video_audio_connect[MXB_INPUTS] = - { 0, 1, 3, 3 }; - -struct mxb_routing { - u32 input; - u32 output; -}; - -/* these are the available audio sources, which can switched - to the line- and cd-output individually */ -static struct v4l2_audio mxb_audios[MXB_AUDIOS] = { - { - .index = 0, - .name = "Tuner", - .capability = V4L2_AUDCAP_STEREO, - } , { - .index = 1, - .name = "AUX1", - .capability = V4L2_AUDCAP_STEREO, - } , { - .index = 2, - .name = "AUX2", - .capability = V4L2_AUDCAP_STEREO, - } , { - .index = 3, - .name = "AUX3", - .capability = V4L2_AUDCAP_STEREO, - } , { - .index = 4, - .name = "Radio (X9)", - .capability = V4L2_AUDCAP_STEREO, - } , { - .index = 5, - .name = "CD-ROM (X10)", - .capability = V4L2_AUDCAP_STEREO, - } -}; - -/* These are the necessary input-output-pins for bringing one audio source - (see above) to the CD-output. Note that gain is set to 0 in this table. */ -static struct mxb_routing TEA6420_cd[MXB_AUDIOS + 1][2] = { - { { 1, 1 }, { 1, 1 } }, /* Tuner */ - { { 5, 1 }, { 6, 1 } }, /* AUX 1 */ - { { 4, 1 }, { 6, 1 } }, /* AUX 2 */ - { { 3, 1 }, { 6, 1 } }, /* AUX 3 */ - { { 1, 1 }, { 3, 1 } }, /* Radio */ - { { 1, 1 }, { 2, 1 } }, /* CD-Rom */ - { { 6, 1 }, { 6, 1 } } /* Mute */ -}; - -/* These are the necessary input-output-pins for bringing one audio source - (see above) to the line-output. Note that gain is set to 0 in this table. */ -static struct mxb_routing TEA6420_line[MXB_AUDIOS + 1][2] = { - { { 2, 3 }, { 1, 2 } }, - { { 5, 3 }, { 6, 2 } }, - { { 4, 3 }, { 6, 2 } }, - { { 3, 3 }, { 6, 2 } }, - { { 2, 3 }, { 3, 2 } }, - { { 2, 3 }, { 2, 2 } }, - { { 6, 3 }, { 6, 2 } } /* Mute */ -}; - -struct mxb -{ - struct video_device video_dev; - struct video_device vbi_dev; - - struct i2c_adapter i2c_adapter; - - struct v4l2_subdev *saa7111a; - struct v4l2_subdev *tda9840; - struct v4l2_subdev *tea6415c; - struct v4l2_subdev *tuner; - struct v4l2_subdev *tea6420_1; - struct v4l2_subdev *tea6420_2; - - int cur_mode; /* current audio mode (mono, stereo, ...) */ - int cur_input; /* current input */ - int cur_audinput; /* current audio input */ - int cur_mute; /* current mute status */ - struct v4l2_frequency cur_freq; /* current frequency the tuner is tuned to */ -}; - -#define saa7111a_call(mxb, o, f, args...) \ - v4l2_subdev_call(mxb->saa7111a, o, f, ##args) -#define tda9840_call(mxb, o, f, args...) \ - v4l2_subdev_call(mxb->tda9840, o, f, ##args) -#define tea6415c_call(mxb, o, f, args...) \ - v4l2_subdev_call(mxb->tea6415c, o, f, ##args) -#define tuner_call(mxb, o, f, args...) \ - v4l2_subdev_call(mxb->tuner, o, f, ##args) -#define call_all(dev, o, f, args...) \ - v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args) - -static void mxb_update_audmode(struct mxb *mxb) -{ - struct v4l2_tuner t = { - .audmode = mxb->cur_mode, - }; - - tda9840_call(mxb, tuner, s_tuner, &t); -} - -static inline void tea6420_route(struct mxb *mxb, int idx) -{ - v4l2_subdev_call(mxb->tea6420_1, audio, s_routing, - TEA6420_cd[idx][0].input, TEA6420_cd[idx][0].output, 0); - v4l2_subdev_call(mxb->tea6420_2, audio, s_routing, - TEA6420_cd[idx][1].input, TEA6420_cd[idx][1].output, 0); - v4l2_subdev_call(mxb->tea6420_1, audio, s_routing, - TEA6420_line[idx][0].input, TEA6420_line[idx][0].output, 0); - v4l2_subdev_call(mxb->tea6420_2, audio, s_routing, - TEA6420_line[idx][1].input, TEA6420_line[idx][1].output, 0); -} - -static struct saa7146_extension extension; - -static int mxb_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct saa7146_dev *dev = container_of(ctrl->handler, - struct saa7146_dev, ctrl_handler); - struct mxb *mxb = dev->ext_priv; - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - mxb->cur_mute = ctrl->val; - /* switch the audio-source */ - tea6420_route(mxb, ctrl->val ? 6 : - video_audio_connect[mxb->cur_input]); - break; - default: - return -EINVAL; - } - return 0; -} - -static const struct v4l2_ctrl_ops mxb_ctrl_ops = { - .s_ctrl = mxb_s_ctrl, -}; - -static int mxb_probe(struct saa7146_dev *dev) -{ - struct v4l2_ctrl_handler *hdl = &dev->ctrl_handler; - struct mxb *mxb = NULL; - - v4l2_ctrl_new_std(hdl, &mxb_ctrl_ops, - V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1); - if (hdl->error) - return hdl->error; - mxb = kzalloc(sizeof(struct mxb), GFP_KERNEL); - if (mxb == NULL) { - DEB_D("not enough kernel memory\n"); - return -ENOMEM; - } - - - snprintf(mxb->i2c_adapter.name, sizeof(mxb->i2c_adapter.name), "mxb%d", mxb_num); - - saa7146_i2c_adapter_prepare(dev, &mxb->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); - if (i2c_add_adapter(&mxb->i2c_adapter) < 0) { - DEB_S("cannot register i2c-device. skipping.\n"); - kfree(mxb); - return -EFAULT; - } - - mxb->saa7111a = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter, - "saa7111", I2C_SAA7111A, NULL); - mxb->tea6420_1 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter, - "tea6420", I2C_TEA6420_1, NULL); - mxb->tea6420_2 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter, - "tea6420", I2C_TEA6420_2, NULL); - mxb->tea6415c = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter, - "tea6415c", I2C_TEA6415C, NULL); - mxb->tda9840 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter, - "tda9840", I2C_TDA9840, NULL); - mxb->tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter, - "tuner", I2C_TUNER, NULL); - - /* check if all devices are present */ - if (!mxb->tea6420_1 || !mxb->tea6420_2 || !mxb->tea6415c || - !mxb->tda9840 || !mxb->saa7111a || !mxb->tuner) { - pr_err("did not find all i2c devices. aborting\n"); - i2c_del_adapter(&mxb->i2c_adapter); - kfree(mxb); - return -ENODEV; - } - - /* all devices are present, probe was successful */ - - /* we store the pointer in our private data field */ - dev->ext_priv = mxb; - - v4l2_ctrl_handler_setup(hdl); - - return 0; -} - -/* some init data for the saa7740, the so-called 'sound arena module'. - there are no specs available, so we simply use some init values */ -static struct { - int length; - char data[9]; -} mxb_saa7740_init[] = { - { 3, { 0x80, 0x00, 0x00 } },{ 3, { 0x80, 0x89, 0x00 } }, - { 3, { 0x80, 0xb0, 0x0a } },{ 3, { 0x00, 0x00, 0x00 } }, - { 3, { 0x49, 0x00, 0x00 } },{ 3, { 0x4a, 0x00, 0x00 } }, - { 3, { 0x4b, 0x00, 0x00 } },{ 3, { 0x4c, 0x00, 0x00 } }, - { 3, { 0x4d, 0x00, 0x00 } },{ 3, { 0x4e, 0x00, 0x00 } }, - { 3, { 0x4f, 0x00, 0x00 } },{ 3, { 0x50, 0x00, 0x00 } }, - { 3, { 0x51, 0x00, 0x00 } },{ 3, { 0x52, 0x00, 0x00 } }, - { 3, { 0x53, 0x00, 0x00 } },{ 3, { 0x54, 0x00, 0x00 } }, - { 3, { 0x55, 0x00, 0x00 } },{ 3, { 0x56, 0x00, 0x00 } }, - { 3, { 0x57, 0x00, 0x00 } },{ 3, { 0x58, 0x00, 0x00 } }, - { 3, { 0x59, 0x00, 0x00 } },{ 3, { 0x5a, 0x00, 0x00 } }, - { 3, { 0x5b, 0x00, 0x00 } },{ 3, { 0x5c, 0x00, 0x00 } }, - { 3, { 0x5d, 0x00, 0x00 } },{ 3, { 0x5e, 0x00, 0x00 } }, - { 3, { 0x5f, 0x00, 0x00 } },{ 3, { 0x60, 0x00, 0x00 } }, - { 3, { 0x61, 0x00, 0x00 } },{ 3, { 0x62, 0x00, 0x00 } }, - { 3, { 0x63, 0x00, 0x00 } },{ 3, { 0x64, 0x00, 0x00 } }, - { 3, { 0x65, 0x00, 0x00 } },{ 3, { 0x66, 0x00, 0x00 } }, - { 3, { 0x67, 0x00, 0x00 } },{ 3, { 0x68, 0x00, 0x00 } }, - { 3, { 0x69, 0x00, 0x00 } },{ 3, { 0x6a, 0x00, 0x00 } }, - { 3, { 0x6b, 0x00, 0x00 } },{ 3, { 0x6c, 0x00, 0x00 } }, - { 3, { 0x6d, 0x00, 0x00 } },{ 3, { 0x6e, 0x00, 0x00 } }, - { 3, { 0x6f, 0x00, 0x00 } },{ 3, { 0x70, 0x00, 0x00 } }, - { 3, { 0x71, 0x00, 0x00 } },{ 3, { 0x72, 0x00, 0x00 } }, - { 3, { 0x73, 0x00, 0x00 } },{ 3, { 0x74, 0x00, 0x00 } }, - { 3, { 0x75, 0x00, 0x00 } },{ 3, { 0x76, 0x00, 0x00 } }, - { 3, { 0x77, 0x00, 0x00 } },{ 3, { 0x41, 0x00, 0x42 } }, - { 3, { 0x42, 0x10, 0x42 } },{ 3, { 0x43, 0x20, 0x42 } }, - { 3, { 0x44, 0x30, 0x42 } },{ 3, { 0x45, 0x00, 0x01 } }, - { 3, { 0x46, 0x00, 0x01 } },{ 3, { 0x47, 0x00, 0x01 } }, - { 3, { 0x48, 0x00, 0x01 } }, - { 9, { 0x01, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } }, - { 9, { 0x21, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } }, - { 9, { 0x09, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } }, - { 9, { 0x29, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } }, - { 9, { 0x11, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } }, - { 9, { 0x31, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } }, - { 9, { 0x19, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } }, - { 9, { 0x39, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } }, - { 9, { 0x05, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } }, - { 9, { 0x25, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } }, - { 9, { 0x0d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } }, - { 9, { 0x2d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } }, - { 9, { 0x15, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } }, - { 9, { 0x35, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } }, - { 9, { 0x1d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } }, - { 9, { 0x3d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } }, - { 3, { 0x80, 0xb3, 0x0a } }, - {-1, { 0 } } -}; - -/* bring hardware to a sane state. this has to be done, just in case someone - wants to capture from this device before it has been properly initialized. - the capture engine would badly fail, because no valid signal arrives on the - saa7146, thus leading to timeouts and stuff. */ -static int mxb_init_done(struct saa7146_dev* dev) -{ - struct mxb* mxb = (struct mxb*)dev->ext_priv; - struct i2c_msg msg; - struct tuner_setup tun_setup; - v4l2_std_id std = V4L2_STD_PAL_BG; - - int i, err = 0; - - /* mute audio on tea6420s */ - tea6420_route(mxb, 6); - - /* select video mode in saa7111a */ - saa7111a_call(mxb, video, s_std, std); - - /* select tuner-output on saa7111a */ - saa7111a_call(mxb, video, s_routing, SAA7115_COMPOSITE0, - SAA7111_FMT_CCIR, 0); - - /* select a tuner type */ - tun_setup.mode_mask = T_ANALOG_TV; - tun_setup.addr = ADDR_UNSET; - tun_setup.type = TUNER_PHILIPS_PAL; - tuner_call(mxb, tuner, s_type_addr, &tun_setup); - /* tune in some frequency on tuner */ - mxb->cur_freq.tuner = 0; - mxb->cur_freq.type = V4L2_TUNER_ANALOG_TV; - mxb->cur_freq.frequency = freq; - tuner_call(mxb, tuner, s_frequency, &mxb->cur_freq); - - /* set a default video standard */ - /* These two gpio calls set the GPIO pins that control the tda9820 */ - saa7146_write(dev, GPIO_CTRL, 0x00404050); - saa7111a_call(mxb, core, s_gpio, 1); - saa7111a_call(mxb, video, s_std, std); - tuner_call(mxb, video, s_std, std); - - /* switch to tuner-channel on tea6415c */ - tea6415c_call(mxb, video, s_routing, 3, 17, 0); - - /* select tuner-output on multicable on tea6415c */ - tea6415c_call(mxb, video, s_routing, 3, 13, 0); - - /* the rest for mxb */ - mxb->cur_input = 0; - mxb->cur_audinput = video_audio_connect[mxb->cur_input]; - mxb->cur_mute = 1; - - mxb->cur_mode = V4L2_TUNER_MODE_STEREO; - mxb_update_audmode(mxb); - - /* check if the saa7740 (aka 'sound arena module') is present - on the mxb. if so, we must initialize it. due to lack of - information about the saa7740, the values were reverse - engineered. */ - msg.addr = 0x1b; - msg.flags = 0; - msg.len = mxb_saa7740_init[0].length; - msg.buf = &mxb_saa7740_init[0].data[0]; - - err = i2c_transfer(&mxb->i2c_adapter, &msg, 1); - if (err == 1) { - /* the sound arena module is a pos, that's probably the reason - philips refuses to hand out a datasheet for the saa7740... - it seems to screw up the i2c bus, so we disable fast irq - based i2c transactions here and rely on the slow and safe - polling method ... */ - extension.flags &= ~SAA7146_USE_I2C_IRQ; - for (i = 1; ; i++) { - if (-1 == mxb_saa7740_init[i].length) - break; - - msg.len = mxb_saa7740_init[i].length; - msg.buf = &mxb_saa7740_init[i].data[0]; - err = i2c_transfer(&mxb->i2c_adapter, &msg, 1); - if (err != 1) { - DEB_D("failed to initialize 'sound arena module'\n"); - goto err; - } - } - pr_info("'sound arena module' detected\n"); - } -err: - /* the rest for saa7146: you should definitely set some basic values - for the input-port handling of the saa7146. */ - - /* ext->saa has been filled by the core driver */ - - /* some stuff is done via variables */ - saa7146_set_hps_source_and_sync(dev, input_port_selection[mxb->cur_input].hps_source, - input_port_selection[mxb->cur_input].hps_sync); - - /* some stuff is done via direct write to the registers */ - - /* this is ugly, but because of the fact that this is completely - hardware dependend, it should be done directly... */ - saa7146_write(dev, DD1_STREAM_B, 0x00000000); - saa7146_write(dev, DD1_INIT, 0x02000200); - saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); - - return 0; -} - -/* interrupt-handler. this gets called when irq_mask is != 0. - it must clear the interrupt-bits in irq_mask it has handled */ -/* -void mxb_irq_bh(struct saa7146_dev* dev, u32* irq_mask) -{ - struct mxb* mxb = (struct mxb*)dev->ext_priv; -} -*/ - -static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i) -{ - DEB_EE("VIDIOC_ENUMINPUT %d\n", i->index); - if (i->index >= MXB_INPUTS) - return -EINVAL; - memcpy(i, &mxb_inputs[i->index], sizeof(struct v4l2_input)); - return 0; -} - -static int vidioc_g_input(struct file *file, void *fh, unsigned int *i) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - *i = mxb->cur_input; - - DEB_EE("VIDIOC_G_INPUT %d\n", *i); - return 0; -} - -static int vidioc_s_input(struct file *file, void *fh, unsigned int input) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - int err = 0; - int i = 0; - - DEB_EE("VIDIOC_S_INPUT %d\n", input); - - if (input >= MXB_INPUTS) - return -EINVAL; - - mxb->cur_input = input; - - saa7146_set_hps_source_and_sync(dev, input_port_selection[input].hps_source, - input_port_selection[input].hps_sync); - - /* prepare switching of tea6415c and saa7111a; - have a look at the 'background'-file for further information */ - switch (input) { - case TUNER: - i = SAA7115_COMPOSITE0; - - err = tea6415c_call(mxb, video, s_routing, 3, 17, 0); - - /* connect tuner-output always to multicable */ - if (!err) - err = tea6415c_call(mxb, video, s_routing, 3, 13, 0); - break; - case AUX3_YC: - /* nothing to be done here. aux3_yc is - directly connected to the saa711a */ - i = SAA7115_SVIDEO1; - break; - case AUX3: - /* nothing to be done here. aux3 is - directly connected to the saa711a */ - i = SAA7115_COMPOSITE1; - break; - case AUX1: - i = SAA7115_COMPOSITE0; - err = tea6415c_call(mxb, video, s_routing, 1, 17, 0); - break; - } - - if (err) - return err; - - /* switch video in saa7111a */ - if (saa7111a_call(mxb, video, s_routing, i, SAA7111_FMT_CCIR, 0)) - pr_err("VIDIOC_S_INPUT: could not address saa7111a\n"); - - mxb->cur_audinput = video_audio_connect[input]; - /* switch the audio-source only if necessary */ - if (0 == mxb->cur_mute) - tea6420_route(mxb, mxb->cur_audinput); - if (mxb->cur_audinput == 0) - mxb_update_audmode(mxb); - - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *fh, struct v4l2_tuner *t) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - - if (t->index) { - DEB_D("VIDIOC_G_TUNER: channel %d does not have a tuner attached\n", - t->index); - return -EINVAL; - } - - DEB_EE("VIDIOC_G_TUNER: %d\n", t->index); - - memset(t, 0, sizeof(*t)); - strscpy(t->name, "TV Tuner", sizeof(t->name)); - t->type = V4L2_TUNER_ANALOG_TV; - t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO | - V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP; - t->audmode = mxb->cur_mode; - return call_all(dev, tuner, g_tuner, t); -} - -static int vidioc_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *t) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - - if (t->index) { - DEB_D("VIDIOC_S_TUNER: channel %d does not have a tuner attached\n", - t->index); - return -EINVAL; - } - - mxb->cur_mode = t->audmode; - return call_all(dev, tuner, s_tuner, t); -} - -static int vidioc_querystd(struct file *file, void *fh, v4l2_std_id *norm) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - - return call_all(dev, video, querystd, norm); -} - -static int vidioc_g_frequency(struct file *file, void *fh, struct v4l2_frequency *f) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - - if (f->tuner) - return -EINVAL; - *f = mxb->cur_freq; - - DEB_EE("VIDIOC_G_FREQ: freq:0x%08x\n", mxb->cur_freq.frequency); - return 0; -} - -static int vidioc_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *f) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - struct saa7146_vv *vv = dev->vv_data; - - if (f->tuner) - return -EINVAL; - - if (V4L2_TUNER_ANALOG_TV != f->type) - return -EINVAL; - - DEB_EE("VIDIOC_S_FREQUENCY: freq:0x%08x\n", mxb->cur_freq.frequency); - - /* tune in desired frequency */ - tuner_call(mxb, tuner, s_frequency, f); - /* let the tuner subdev clamp the frequency to the tuner range */ - mxb->cur_freq = *f; - tuner_call(mxb, tuner, g_frequency, &mxb->cur_freq); - if (mxb->cur_audinput == 0) - mxb_update_audmode(mxb); - - if (mxb->cur_input) - return 0; - - /* hack: changing the frequency should invalidate the vbi-counter (=> alevt) */ - spin_lock(&dev->slock); - vv->vbi_fieldcount = 0; - spin_unlock(&dev->slock); - - return 0; -} - -static int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *a) -{ - if (a->index >= MXB_AUDIOS) - return -EINVAL; - *a = mxb_audios[a->index]; - return 0; -} - -static int vidioc_g_audio(struct file *file, void *fh, struct v4l2_audio *a) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - - DEB_EE("VIDIOC_G_AUDIO\n"); - *a = mxb_audios[mxb->cur_audinput]; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *fh, const struct v4l2_audio *a) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - struct mxb *mxb = (struct mxb *)dev->ext_priv; - - DEB_D("VIDIOC_S_AUDIO %d\n", a->index); - if (a->index >= 32 || - !(mxb_inputs[mxb->cur_input].audioset & (1 << a->index))) - return -EINVAL; - - if (mxb->cur_audinput != a->index) { - mxb->cur_audinput = a->index; - tea6420_route(mxb, a->index); - if (mxb->cur_audinput == 0) - mxb_update_audmode(mxb); - } - return 0; -} - -#ifdef CONFIG_VIDEO_ADV_DEBUG -static int vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - - if (reg->reg > pci_resource_len(dev->pci, 0) - 4) - return -EINVAL; - reg->val = saa7146_read(dev, reg->reg); - reg->size = 4; - return 0; -} - -static int vidioc_s_register(struct file *file, void *fh, const struct v4l2_dbg_register *reg) -{ - struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; - - if (reg->reg > pci_resource_len(dev->pci, 0) - 4) - return -EINVAL; - saa7146_write(dev, reg->reg, reg->val); - return 0; -} -#endif - -static struct saa7146_ext_vv vv_data; - -/* this function only gets called when the probing was successful */ -static int mxb_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) -{ - struct mxb *mxb; - int ret; - - DEB_EE("dev:%p\n", dev); - - ret = saa7146_vv_init(dev, &vv_data); - if (ret) { - ERR("Error in saa7146_vv_init()"); - return ret; - } - - if (mxb_probe(dev)) { - saa7146_vv_release(dev); - return -1; - } - mxb = (struct mxb *)dev->ext_priv; - - vv_data.vid_ops.vidioc_enum_input = vidioc_enum_input; - vv_data.vid_ops.vidioc_g_input = vidioc_g_input; - vv_data.vid_ops.vidioc_s_input = vidioc_s_input; - vv_data.vid_ops.vidioc_querystd = vidioc_querystd; - vv_data.vid_ops.vidioc_g_tuner = vidioc_g_tuner; - vv_data.vid_ops.vidioc_s_tuner = vidioc_s_tuner; - vv_data.vid_ops.vidioc_g_frequency = vidioc_g_frequency; - vv_data.vid_ops.vidioc_s_frequency = vidioc_s_frequency; - vv_data.vid_ops.vidioc_enumaudio = vidioc_enumaudio; - vv_data.vid_ops.vidioc_g_audio = vidioc_g_audio; - vv_data.vid_ops.vidioc_s_audio = vidioc_s_audio; -#ifdef CONFIG_VIDEO_ADV_DEBUG - vv_data.vid_ops.vidioc_g_register = vidioc_g_register; - vv_data.vid_ops.vidioc_s_register = vidioc_s_register; -#endif - if (saa7146_register_device(&mxb->video_dev, dev, "mxb", VFL_TYPE_VIDEO)) { - ERR("cannot register capture v4l2 device. skipping.\n"); - saa7146_vv_release(dev); - return -1; - } - - /* initialization stuff (vbi) (only for revision > 0 and for extensions which want it)*/ - if (MXB_BOARD_CAN_DO_VBI(dev)) { - if (saa7146_register_device(&mxb->vbi_dev, dev, "mxb", VFL_TYPE_VBI)) { - ERR("cannot register vbi v4l2 device. skipping.\n"); - } - } - - pr_info("found Multimedia eXtension Board #%d\n", mxb_num); - - mxb_num++; - mxb_init_done(dev); - return 0; -} - -static int mxb_detach(struct saa7146_dev *dev) -{ - struct mxb *mxb = (struct mxb *)dev->ext_priv; - - DEB_EE("dev:%p\n", dev); - - /* mute audio on tea6420s */ - tea6420_route(mxb, 6); - - saa7146_unregister_device(&mxb->video_dev,dev); - if (MXB_BOARD_CAN_DO_VBI(dev)) - saa7146_unregister_device(&mxb->vbi_dev, dev); - saa7146_vv_release(dev); - - mxb_num--; - - i2c_del_adapter(&mxb->i2c_adapter); - kfree(mxb); - - return 0; -} - -static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *standard) -{ - struct mxb *mxb = (struct mxb *)dev->ext_priv; - - if (V4L2_STD_PAL_I == standard->id) { - v4l2_std_id std = V4L2_STD_PAL_I; - - DEB_D("VIDIOC_S_STD: setting mxb for PAL_I\n"); - /* These two gpio calls set the GPIO pins that control the tda9820 */ - saa7146_write(dev, GPIO_CTRL, 0x00404050); - saa7111a_call(mxb, core, s_gpio, 0); - saa7111a_call(mxb, video, s_std, std); - if (mxb->cur_input == 0) - tuner_call(mxb, video, s_std, std); - } else { - v4l2_std_id std = V4L2_STD_PAL_BG; - - if (mxb->cur_input) - std = standard->id; - DEB_D("VIDIOC_S_STD: setting mxb for PAL/NTSC/SECAM\n"); - /* These two gpio calls set the GPIO pins that control the tda9820 */ - saa7146_write(dev, GPIO_CTRL, 0x00404050); - saa7111a_call(mxb, core, s_gpio, 1); - saa7111a_call(mxb, video, s_std, std); - if (mxb->cur_input == 0) - tuner_call(mxb, video, s_std, std); - } - return 0; -} - -static struct saa7146_standard standard[] = { - { - .name = "PAL-BG", .id = V4L2_STD_PAL_BG, - .v_offset = 0x17, .v_field = 288, - .h_offset = 0x14, .h_pixels = 680, - .v_max_out = 576, .h_max_out = 768, - }, { - .name = "PAL-I", .id = V4L2_STD_PAL_I, - .v_offset = 0x17, .v_field = 288, - .h_offset = 0x14, .h_pixels = 680, - .v_max_out = 576, .h_max_out = 768, - }, { - .name = "NTSC", .id = V4L2_STD_NTSC, - .v_offset = 0x16, .v_field = 240, - .h_offset = 0x06, .h_pixels = 708, - .v_max_out = 480, .h_max_out = 640, - }, { - .name = "SECAM", .id = V4L2_STD_SECAM, - .v_offset = 0x14, .v_field = 288, - .h_offset = 0x14, .h_pixels = 720, - .v_max_out = 576, .h_max_out = 768, - } -}; - -static struct saa7146_pci_extension_data mxb = { - .ext_priv = "Multimedia eXtension Board", - .ext = &extension, -}; - -static const struct pci_device_id pci_tbl[] = { - { - .vendor = PCI_VENDOR_ID_PHILIPS, - .device = PCI_DEVICE_ID_PHILIPS_SAA7146, - .subvendor = 0x0000, - .subdevice = 0x0000, - .driver_data = (unsigned long)&mxb, - }, { - .vendor = 0, - } -}; - -MODULE_DEVICE_TABLE(pci, pci_tbl); - -static struct saa7146_ext_vv vv_data = { - .inputs = MXB_INPUTS, - .capabilities = V4L2_CAP_TUNER | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_AUDIO, - .stds = &standard[0], - .num_stds = ARRAY_SIZE(standard), - .std_callback = &std_callback, -}; - -static struct saa7146_extension extension = { - .name = "Multimedia eXtension Board", - .flags = SAA7146_USE_I2C_IRQ, - - .pci_tbl = &pci_tbl[0], - .module = THIS_MODULE, - - .attach = mxb_attach, - .detach = mxb_detach, - - .irq_mask = 0, - .irq_func = NULL, -}; - -static int __init mxb_init_module(void) -{ - if (saa7146_register_extension(&extension)) { - DEB_S("failed to register extension\n"); - return -ENODEV; - } - - return 0; -} - -static void __exit mxb_cleanup_module(void) -{ - saa7146_unregister_extension(&extension); -} - -module_init(mxb_init_module); -module_exit(mxb_cleanup_module); - -MODULE_DESCRIPTION("video4linux-2 driver for the Siemens-Nixdorf 'Multimedia eXtension board'"); -MODULE_AUTHOR("Michael Hunold <michael@mihu.de>"); -MODULE_LICENSE("GPL"); |