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V4L/DVB (6092): ivtv: more cleanups, merged ivtv-audio.c and ivtv-video.c into ivtv-routing.c

Browse Source 
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil 2007-08-23 06:32:46 -03:00 committed by Mauro Carvalho Chehab
parent 612570f2c4
commit 33c0fcad21
17 changed files with 185 additions and 280 deletions
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4
drivers/media/video/ivtv/Makefile
View File

@ -1,8 +1,8 @@
ivtv-objs := ivtv-audio.o ivtv-cards.o ivtv-controls.o \
ivtv-objs := ivtv-routing.o ivtv-cards.o ivtv-controls.o \
ivtv-driver.o ivtv-fileops.o ivtv-firmware.o \
ivtv-gpio.o ivtv-i2c.o ivtv-ioctl.o ivtv-irq.o \
ivtv-mailbox.o ivtv-queue.o ivtv-streams.o ivtv-udma.o \
ivtv-vbi.o ivtv-video.o ivtv-yuv.o
ivtv-vbi.o ivtv-yuv.o
obj-$(CONFIG_VIDEO_IVTV) += ivtv.o
obj-$(CONFIG_VIDEO_IVTV_FB) += ivtv-fb.o

71
drivers/media/video/ivtv/ivtv-audio.c
View File

@ -1,71 +0,0 @@
/*
Audio-related ivtv functions.
Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
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
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "ivtv-driver.h"
#include "ivtv-i2c.h"
#include "ivtv-cards.h"
#include "ivtv-audio.h"
#include <media/msp3400.h>
/* Selects the audio input and output according to the current
settings. */
int ivtv_audio_set_io(struct ivtv *itv)
{
struct v4l2_routing route;
u32 audio_input;
int mux_input;
/* Determine which input to use */
if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
audio_input = itv->card->radio_input.audio_input;
mux_input = itv->card->radio_input.muxer_input;
} else {
audio_input = itv->card->audio_inputs[itv->audio_input].audio_input;
mux_input = itv->card->audio_inputs[itv->audio_input].muxer_input;
}
/* handle muxer chips */
route.input = mux_input;
route.output = 0;
ivtv_i2c_hw(itv, itv->card->hw_muxer, VIDIOC_INT_S_AUDIO_ROUTING, &route);
route.input = audio_input;
if (itv->card->hw_audio & IVTV_HW_MSP34XX) {
route.output = MSP_OUTPUT(MSP_SC_IN_DSP_SCART1);
}
return ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, &route);
}
void ivtv_audio_set_route(struct ivtv *itv, struct v4l2_routing *route)
{
ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
}
void ivtv_audio_set_audio_clock_freq(struct ivtv *itv, u8 freq)
{
static u32 freqs[3] = { 44100, 48000, 32000 };
/* The audio clock of the digitizer must match the codec sample
rate otherwise you get some very strange effects. */
if (freq > 2)
return;
ivtv_call_i2c_clients(itv, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freqs[freq]);
}

10
drivers/media/video/ivtv/ivtv-controls.c
View File

@ -21,7 +21,7 @@
#include "ivtv-driver.h"
#include "ivtv-cards.h"
#include "ivtv-ioctl.h"
#include "ivtv-audio.h"
#include "ivtv-routing.h"
#include "ivtv-i2c.h"
#include "ivtv-mailbox.h"
#include "ivtv-controls.h"
@ -231,8 +231,10 @@ int ivtv_control_ioctls(struct ivtv *itv, unsigned int cmd, void *arg)
}
IVTV_DEBUG_IOCTL("VIDIOC_S_EXT_CTRLS\n");
if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
static u32 freqs[3] = { 44100, 48000, 32000 };
struct cx2341x_mpeg_params p = itv->params;
int err = cx2341x_ext_ctrls(&p, atomic_read(&itv->capturing), arg, cmd);
unsigned idx;
if (err)
return err;
@ -254,7 +256,11 @@ int ivtv_control_ioctls(struct ivtv *itv, unsigned int cmd, void *arg)
}
itv->params = p;
itv->dualwatch_stereo_mode = p.audio_properties & 0x0300;
ivtv_audio_set_audio_clock_freq(itv, p.audio_properties & 0x03);
idx = p.audio_properties & 0x03;
/* The audio clock of the digitizer must match the codec sample
rate otherwise you get some very strange effects. */
if (idx < sizeof(freqs))
ivtv_call_i2c_clients(itv, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freqs[idx]);
return err;
}
return -EINVAL;

14
drivers/media/video/ivtv/ivtv-driver.c
View File

@ -52,7 +52,7 @@
#include "ivtv-ioctl.h"
#include "ivtv-cards.h"
#include "ivtv-vbi.h"
#include "ivtv-audio.h"
#include "ivtv-routing.h"
#include "ivtv-gpio.h"
#include "ivtv-yuv.h"
@ -106,6 +106,18 @@ static char secam[] = "--";
static char ntsc[] = "-";
/* Buffers */
/* DMA Buffers, Default size in MB allocated */
#define IVTV_DEFAULT_ENC_MPG_BUFFERS 4
#define IVTV_DEFAULT_ENC_YUV_BUFFERS 2
#define IVTV_DEFAULT_ENC_VBI_BUFFERS 1
/* Exception: size in kB for this stream (MB is overkill) */
#define IVTV_DEFAULT_ENC_PCM_BUFFERS 320
#define IVTV_DEFAULT_DEC_MPG_BUFFERS 1
#define IVTV_DEFAULT_DEC_YUV_BUFFERS 1
/* Exception: size in kB for this stream (MB is way overkill) */
#define IVTV_DEFAULT_DEC_VBI_BUFFERS 64
static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS;
static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS;
static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS;

113
drivers/media/video/ivtv/ivtv-driver.h
View File

@ -65,12 +65,11 @@
#include <media/ivtv.h>
/* Memory layout */
#define IVTV_ENCODER_OFFSET 0x00000000
#define IVTV_ENCODER_SIZE 0x00800000 /* Last half isn't needed 0x01000000 */
#define IVTV_ENCODER_SIZE 0x00800000 /* Total size is 0x01000000, but only first half is used */
#define IVTV_DECODER_OFFSET 0x01000000
#define IVTV_DECODER_SIZE 0x00800000 /* Last half isn't needed 0x01000000 */
#define IVTV_DECODER_SIZE 0x00800000 /* Total size is 0x01000000, but only first half is used */
#define IVTV_REG_OFFSET 0x02000000
#define IVTV_REG_SIZE 0x00010000
@ -89,51 +88,8 @@
#define IVTV_DEC_STREAM_TYPE_YUV 8
#define IVTV_MAX_STREAMS 9
#define IVTV_V4L2_DEC_MPG_OFFSET 16 /* offset from 0 to register decoder mpg v4l2 minors on */
#define IVTV_V4L2_ENC_PCM_OFFSET 24 /* offset from 0 to register pcm v4l2 minors on */
#define IVTV_V4L2_ENC_YUV_OFFSET 32 /* offset from 0 to register yuv v4l2 minors on */
#define IVTV_V4L2_DEC_YUV_OFFSET 48 /* offset from 0 to register decoder yuv v4l2 minors on */
#define IVTV_V4L2_DEC_VBI_OFFSET 8 /* offset from 0 to register decoder vbi input v4l2 minors on */
#define IVTV_V4L2_DEC_VOUT_OFFSET 16 /* offset from 0 to register vbi output v4l2 minors on */
#define IVTV_ENC_MEM_START 0x00000000
#define IVTV_DEC_MEM_START 0x01000000
/* Decoder Buffer hardware size on Chip */
#define IVTV_DEC_MAX_BUF 0x00100000 /* max bytes in decoder buffer */
#define IVTV_DEC_MIN_BUF 0x00010000 /* min bytes in dec buffer */
/* ======================================================================== */
/* ========================== START USER SETTABLE DMA VARIABLES =========== */
/* ======================================================================== */
#define IVTV_DMA_SG_OSD_ENT (2883584/PAGE_SIZE) /* sg entities */
/* DMA Buffers, Default size in MB allocated */
#define IVTV_DEFAULT_ENC_MPG_BUFFERS 4
#define IVTV_DEFAULT_ENC_YUV_BUFFERS 2
#define IVTV_DEFAULT_ENC_VBI_BUFFERS 1
/* Exception: size in kB for this stream (MB is overkill) */
#define IVTV_DEFAULT_ENC_PCM_BUFFERS 320
#define IVTV_DEFAULT_DEC_MPG_BUFFERS 1
#define IVTV_DEFAULT_DEC_YUV_BUFFERS 1
/* Exception: size in kB for this stream (MB is way overkill) */
#define IVTV_DEFAULT_DEC_VBI_BUFFERS 64
/* ======================================================================== */
/* ========================== END USER SETTABLE DMA VARIABLES ============= */
/* ======================================================================== */
/* Decoder Status Register */
#define IVTV_DMA_ERR_LIST 0x00000010
#define IVTV_DMA_ERR_WRITE 0x00000008
#define IVTV_DMA_ERR_READ 0x00000004
#define IVTV_DMA_SUCCESS_WRITE 0x00000002
#define IVTV_DMA_SUCCESS_READ 0x00000001
#define IVTV_DMA_READ_ERR (IVTV_DMA_ERR_LIST | IVTV_DMA_ERR_READ)
#define IVTV_DMA_WRITE_ERR (IVTV_DMA_ERR_LIST | IVTV_DMA_ERR_WRITE)
#define IVTV_DMA_ERR (IVTV_DMA_ERR_LIST | IVTV_DMA_ERR_WRITE | IVTV_DMA_ERR_READ)
/* DMA Registers */
#define IVTV_REG_DMAXFER (0x0000)
#define IVTV_REG_DMASTATUS (0x0004)
@ -156,32 +112,11 @@
#define IVTV_REG_VPU (0x9058)
#define IVTV_REG_APU (0xA064)
#define IVTV_IRQ_ENC_START_CAP (0x1 << 31)
#define IVTV_IRQ_ENC_EOS (0x1 << 30)
#define IVTV_IRQ_ENC_VBI_CAP (0x1 << 29)
#define IVTV_IRQ_ENC_VIM_RST (0x1 << 28)
#define IVTV_IRQ_ENC_DMA_COMPLETE (0x1 << 27)
#define IVTV_IRQ_ENC_PIO_COMPLETE (0x1 << 25)
#define IVTV_IRQ_DEC_AUD_MODE_CHG (0x1 << 24)
#define IVTV_IRQ_DEC_DATA_REQ (0x1 << 22)
#define IVTV_IRQ_DEC_DMA_COMPLETE (0x1 << 20)
#define IVTV_IRQ_DEC_VBI_RE_INSERT (0x1 << 19)
#define IVTV_IRQ_DMA_ERR (0x1 << 18)
#define IVTV_IRQ_DMA_WRITE (0x1 << 17)
#define IVTV_IRQ_DMA_READ (0x1 << 16)
#define IVTV_IRQ_DEC_VSYNC (0x1 << 10)
/* IRQ Masks */
#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\
IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE)
#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS)
#define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG)
/* i2c stuff */
#define I2C_CLIENTS_MAX 16
/* debugging */
extern int ivtv_debug;
#define IVTV_DBGFLG_WARN (1 << 0)
#define IVTV_DBGFLG_INFO (1 << 1)
@ -235,11 +170,6 @@
#define IVTV_WARN(fmt, args...) printk(KERN_WARNING "ivtv%d: " fmt, itv->num , ## args)
#define IVTV_INFO(fmt, args...) printk(KERN_INFO "ivtv%d: " fmt, itv->num , ## args)
/* Values for IVTV_API_DEC_PLAYBACK_SPEED mpeg_frame_type_mask parameter: */
#define MPEG_FRAME_TYPE_IFRAME 1
#define MPEG_FRAME_TYPE_IFRAME_PFRAME 3
#define MPEG_FRAME_TYPE_ALL 7
/* output modes (cx23415 only) */
#define OUT_NONE 0
#define OUT_MPG 1
@ -249,9 +179,6 @@
#define IVTV_MAX_PGM_INDEX (400)
extern int ivtv_debug;
struct ivtv_options {
int kilobytes[IVTV_MAX_STREAMS]; /* Size in kilobytes of each stream */
int cardtype; /* force card type on load */
@ -260,11 +187,6 @@ struct ivtv_options {
int newi2c; /* New I2C algorithm */
};
#define IVTV_MBOX_DMA_START 6
#define IVTV_MBOX_DMA_END 8
#define IVTV_MBOX_DMA 9
#define IVTV_MBOX_FIELD_DISPLAYED 8
/* ivtv-specific mailbox template */
struct ivtv_mailbox {
u32 flags;
@ -450,31 +372,28 @@ struct ivtv_open_id {
struct ivtv *itv;
};
#define IVTV_YUV_UPDATE_HORIZONTAL 0x01
#define IVTV_YUV_UPDATE_VERTICAL 0x02
struct yuv_frame_info
{
u32 update;
int src_x;
int src_y;
unsigned int src_w;
unsigned int src_h;
int dst_x;
int dst_y;
unsigned int dst_w;
unsigned int dst_h;
int pan_x;
int pan_y;
s32 src_x;
s32 src_y;
u32 src_w;
u32 src_h;
s32 dst_x;
s32 dst_y;
u32 dst_w;
u32 dst_h;
s32 pan_x;
s32 pan_y;
u32 vis_w;
u32 vis_h;
u32 interlaced_y;
u32 interlaced_uv;
int tru_x;
s32 tru_x;
u32 tru_w;
u32 tru_h;
u32 offset_y;
int lace_mode;
s32 lace_mode;
};
#define IVTV_YUV_MODE_INTERLACED 0x00

2
drivers/media/video/ivtv/ivtv-fb.c
View File

@ -382,7 +382,7 @@ static int ivtv_fb_prep_frame(struct ivtv *itv, int cmd, void __user *source,
}
/* OSD Address to send DMA to */
dest_offset += IVTV_DEC_MEM_START + oi->video_rbase;
dest_offset += IVTV_DECODER_OFFSET + oi->video_rbase;
/* Fill Buffers */
return ivtv_fb_prep_dec_dma_to_device(itv, dest_offset, source, count);

2
drivers/media/video/ivtv/ivtv-fileops.c
View File

@ -27,7 +27,7 @@
#include "ivtv-irq.h"
#include "ivtv-vbi.h"
#include "ivtv-mailbox.h"
#include "ivtv-audio.h"
#include "ivtv-routing.h"
#include "ivtv-streams.h"
#include "ivtv-yuv.h"
#include "ivtv-ioctl.h"

5
drivers/media/video/ivtv/ivtv-ioctl.c
View File

@ -25,8 +25,7 @@
#include "ivtv-queue.h"
#include "ivtv-fileops.h"
#include "ivtv-vbi.h"
#include "ivtv-audio.h"
#include "ivtv-video.h"
#include "ivtv-routing.h"
#include "ivtv-streams.h"
#include "ivtv-yuv.h"
#include "ivtv-ioctl.h"
@ -675,7 +674,7 @@ static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg)
case VIDIOC_INT_S_AUDIO_ROUTING: {
struct v4l2_routing *route = arg;
ivtv_audio_set_route(itv, route);
ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route);
break;
}

22
drivers/media/video/ivtv/ivtv-irq.h
View File

@ -22,6 +22,28 @@
#ifndef IVTV_IRQ_H
#define IVTV_IRQ_H
#define IVTV_IRQ_ENC_START_CAP (0x1 << 31)
#define IVTV_IRQ_ENC_EOS (0x1 << 30)
#define IVTV_IRQ_ENC_VBI_CAP (0x1 << 29)
#define IVTV_IRQ_ENC_VIM_RST (0x1 << 28)
#define IVTV_IRQ_ENC_DMA_COMPLETE (0x1 << 27)
#define IVTV_IRQ_ENC_PIO_COMPLETE (0x1 << 25)
#define IVTV_IRQ_DEC_AUD_MODE_CHG (0x1 << 24)
#define IVTV_IRQ_DEC_DATA_REQ (0x1 << 22)
#define IVTV_IRQ_DEC_DMA_COMPLETE (0x1 << 20)
#define IVTV_IRQ_DEC_VBI_RE_INSERT (0x1 << 19)
#define IVTV_IRQ_DMA_ERR (0x1 << 18)
#define IVTV_IRQ_DMA_WRITE (0x1 << 17)
#define IVTV_IRQ_DMA_READ (0x1 << 16)
#define IVTV_IRQ_DEC_VSYNC (0x1 << 10)
/* IRQ Masks */
#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\
IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE)
#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS)
#define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG)
irqreturn_t ivtv_irq_handler(int irq, void *dev_id);
void ivtv_irq_work_handler(struct work_struct *work);

3
drivers/media/video/ivtv/ivtv-mailbox.h
View File

@ -21,6 +21,9 @@
#ifndef IVTV_MAILBOX_H
#define IVTV_MAILBOX_H
#define IVTV_MBOX_DMA_END 8
#define IVTV_MBOX_DMA 9
void ivtv_api_get_data(struct ivtv_mailbox_data *mbox, int mb, u32 data[]);
int ivtv_api(struct ivtv *itv, int cmd, int args, u32 data[]);
int ivtv_vapi_result(struct ivtv *itv, u32 data[CX2341X_MBOX_MAX_DATA], int cmd, int args, ...);

92
drivers/media/video/ivtv/ivtv-video.c → drivers/media/video/ivtv/ivtv-routing.c
View File

@ -1,6 +1,7 @@
/*
saa7127 interface functions
Copyright (C) 2004-2007 Hans Verkuil <hverkuil@xs4all.nl>
Audio/video-routing-related ivtv functions.
Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
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
@ -18,73 +19,46 @@
*/
#include "ivtv-driver.h"
#include "ivtv-video.h"
#include "ivtv-i2c.h"
#include "ivtv-gpio.h"
#include "ivtv-cards.h"
#include "ivtv-gpio.h"
#include "ivtv-routing.h"
#include <media/msp3400.h>
#include <media/upd64031a.h>
#include <media/upd64083.h>
void ivtv_set_vps(struct ivtv *itv, int enabled, u8 vps1, u8 vps2, u8 vps3,
u8 vps4, u8 vps5)
/* Selects the audio input and output according to the current
settings. */
void ivtv_audio_set_io(struct ivtv *itv)
{
struct v4l2_sliced_vbi_data data;
struct v4l2_routing route;
u32 audio_input;
int mux_input;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_VPS;
data.field = 0;
data.line = enabled ? 16 : 0;
data.data[4] = vps1;
data.data[10] = vps2;
data.data[11] = vps3;
data.data[12] = vps4;
data.data[13] = vps5;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
void ivtv_set_cc(struct ivtv *itv, int mode, u8 cc1, u8 cc2, u8 cc3, u8 cc4)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_CAPTION_525;
data.field = 0;
data.line = (mode & 1) ? 21 : 0;
data.data[0] = cc1;
data.data[1] = cc2;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
data.field = 1;
data.line = (mode & 2) ? 21 : 0;
data.data[0] = cc3;
data.data[1] = cc4;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
void ivtv_set_wss(struct ivtv *itv, int enabled, int mode)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
/* When using a 50 Hz system, always turn on the
wide screen signal with 4x3 ratio as the default.
Turning this signal on and off can confuse certain
TVs. As far as I can tell there is no reason not to
transmit this signal. */
if ((itv->std & V4L2_STD_625_50) && !enabled) {
enabled = 1;
mode = 0x08; /* 4x3 full format */
/* Determine which input to use */
if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
audio_input = itv->card->radio_input.audio_input;
mux_input = itv->card->radio_input.muxer_input;
} else {
audio_input = itv->card->audio_inputs[itv->audio_input].audio_input;
mux_input = itv->card->audio_inputs[itv->audio_input].muxer_input;
}
data.id = V4L2_SLICED_WSS_625;
data.field = 0;
data.line = enabled ? 23 : 0;
data.data[0] = mode & 0xff;
data.data[1] = (mode >> 8) & 0xff;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
/* handle muxer chips */
route.input = mux_input;
route.output = 0;
ivtv_i2c_hw(itv, itv->card->hw_muxer, VIDIOC_INT_S_AUDIO_ROUTING, &route);
route.input = audio_input;
if (itv->card->hw_audio & IVTV_HW_MSP34XX) {
route.output = MSP_OUTPUT(MSP_SC_IN_DSP_SCART1);
}
ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, &route);
}
/* Selects the video input and output according to the current
settings. */
void ivtv_video_set_io(struct ivtv *itv)
{
struct v4l2_routing route;

11
drivers/media/video/ivtv/ivtv-audio.h → drivers/media/video/ivtv/ivtv-routing.h
View File

@ -1,5 +1,5 @@
/*
Audio-related ivtv functions.
Audio/video-routing-related ivtv functions.
Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
@ -18,11 +18,10 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef IVTV_AUDIO_H
#define IVTV_AUDIO_H
#ifndef IVTV_ROUTING_H
#define IVTV_ROUTING_H
int ivtv_audio_set_io(struct ivtv *itv);
void ivtv_audio_set_route(struct ivtv *itv, struct v4l2_routing *route);
void ivtv_audio_set_audio_clock_freq(struct ivtv *itv, u8 freq);
void ivtv_audio_set_io(struct ivtv *itv);
void ivtv_video_set_io(struct ivtv *itv);
#endif

16
drivers/media/video/ivtv/ivtv-streams.c
View File

@ -38,6 +38,7 @@
#include "ivtv-queue.h"
#include "ivtv-mailbox.h"
#include "ivtv-ioctl.h"
#include "ivtv-irq.h"
#include "ivtv-yuv.h"
#include "ivtv-cards.h"
#include "ivtv-streams.h"
@ -62,6 +63,13 @@ static struct file_operations ivtv_v4l2_dec_fops = {
.poll = ivtv_v4l2_dec_poll,
};
#define IVTV_V4L2_DEC_MPG_OFFSET 16 /* offset from 0 to register decoder mpg v4l2 minors on */
#define IVTV_V4L2_ENC_PCM_OFFSET 24 /* offset from 0 to register pcm v4l2 minors on */
#define IVTV_V4L2_ENC_YUV_OFFSET 32 /* offset from 0 to register yuv v4l2 minors on */
#define IVTV_V4L2_DEC_YUV_OFFSET 48 /* offset from 0 to register decoder yuv v4l2 minors on */
#define IVTV_V4L2_DEC_VBI_OFFSET 8 /* offset from 0 to register decoder vbi input v4l2 minors on */
#define IVTV_V4L2_DEC_VOUT_OFFSET 16 /* offset from 0 to register vbi output v4l2 minors on */
static struct {
const char *name;
int vfl_type;
@ -658,10 +666,10 @@ int ivtv_start_v4l2_decode_stream(struct ivtv_stream *s, int gop_offset)
clear_bit(IVTV_F_S_STREAMOFF, &s->s_flags);
/* Zero out decoder counters */
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[0]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[1]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[2]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_FIELD_DISPLAYED].data[3]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[0]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[1]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[2]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA_END].data[3]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[0]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[1]);
writel(0, &itv->dec_mbox.mbox[IVTV_MBOX_DMA].data[2]);

64
drivers/media/video/ivtv/ivtv-vbi.c
View File

@ -18,10 +18,70 @@
*/
#include "ivtv-driver.h"
#include "ivtv-video.h"
#include "ivtv-vbi.h"
#include "ivtv-i2c.h"
#include "ivtv-ioctl.h"
#include "ivtv-queue.h"
#include "ivtv-vbi.h"
static void ivtv_set_vps(struct ivtv *itv, int enabled, u8 vps1, u8 vps2, u8 vps3,
u8 vps4, u8 vps5)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_VPS;
data.field = 0;
data.line = enabled ? 16 : 0;
data.data[4] = vps1;
data.data[10] = vps2;
data.data[11] = vps3;
data.data[12] = vps4;
data.data[13] = vps5;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
static void ivtv_set_cc(struct ivtv *itv, int mode, u8 cc1, u8 cc2, u8 cc3, u8 cc4)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
data.id = V4L2_SLICED_CAPTION_525;
data.field = 0;
data.line = (mode & 1) ? 21 : 0;
data.data[0] = cc1;
data.data[1] = cc2;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
data.field = 1;
data.line = (mode & 2) ? 21 : 0;
data.data[0] = cc3;
data.data[1] = cc4;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
static void ivtv_set_wss(struct ivtv *itv, int enabled, int mode)
{
struct v4l2_sliced_vbi_data data;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return;
/* When using a 50 Hz system, always turn on the
wide screen signal with 4x3 ratio as the default.
Turning this signal on and off can confuse certain
TVs. As far as I can tell there is no reason not to
transmit this signal. */
if ((itv->std & V4L2_STD_625_50) && !enabled) {
enabled = 1;
mode = 0x08; /* 4x3 full format */
}
data.id = V4L2_SLICED_WSS_625;
data.field = 0;
data.line = enabled ? 23 : 0;
data.data[0] = mode & 0xff;
data.data[1] = (mode >> 8) & 0xff;
ivtv_saa7127(itv, VIDIOC_INT_S_VBI_DATA, &data);
}
static int odd_parity(u8 c)
{

29
drivers/media/video/ivtv/ivtv-video.h
View File

@ -1,29 +0,0 @@
/*
saa7127 interface functions
Copyright (C) 2004-2007 Hans Verkuil <hverkuil@xs4all.nl>
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
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef IVTV_VIDEO_H
#define IVTV_VIDEO_H
void ivtv_set_wss(struct ivtv *itv, int enabled, int mode);
void ivtv_set_cc(struct ivtv *itv, int mode, u8 cc1, u8 cc2, u8 cc3, u8 cc4);
void ivtv_set_vps(struct ivtv *itv, int enabled, u8 vps1, u8 vps2, u8 vps3,
u8 vps4, u8 vps5);
void ivtv_video_set_io(struct ivtv *itv);
#endif

4
drivers/media/video/ivtv/ivtv-yuv.c
View File

@ -42,7 +42,7 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma,
int y_decode_height, uv_decode_height, y_size;
int frame = atomic_read(&itv->yuv_info.next_fill_frame);
y_buffer_offset = IVTV_DEC_MEM_START + yuv_offset[frame];
y_buffer_offset = IVTV_DECODER_OFFSET + yuv_offset[frame];
uv_buffer_offset = y_buffer_offset + IVTV_YUV_BUFFER_UV_OFFSET;
y_decode_height = uv_decode_height = args->src.height + args->src.top;
@ -106,7 +106,7 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma,
if (itv->yuv_info.blanking_dmaptr) {
dma->SGarray[dma->SG_length].size = cpu_to_le32(720*16);
dma->SGarray[dma->SG_length].src = cpu_to_le32(itv->yuv_info.blanking_dmaptr);
dma->SGarray[dma->SG_length].dst = cpu_to_le32(IVTV_DEC_MEM_START + yuv_offset[frame]);
dma->SGarray[dma->SG_length].dst = cpu_to_le32(IVTV_DECODER_OFFSET + yuv_offset[frame]);
dma->SG_length++;
}
}

3
drivers/media/video/ivtv/ivtv-yuv.h
View File

@ -32,6 +32,9 @@
#define IVTV_YUV_HORIZONTAL_FILTER_OFFSET 0x025d8
#define IVTV_YUV_VERTICAL_FILTER_OFFSET 0x03358
#define IVTV_YUV_UPDATE_HORIZONTAL 0x01
#define IVTV_YUV_UPDATE_VERTICAL 0x02
extern const u32 yuv_offset[4];
int ivtv_yuv_filter_check(struct ivtv *itv);