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

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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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);