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linux-zen-desktop/drivers/media/pci/saa7164/saa7164-api.c

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Initial commit
2023-08-30 17:31:07 +02:00
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for the NXP SAA7164 PCIe bridge
*
* Copyright (c) 2010-2015 Steven Toth <stoth@kernellabs.com>
*/
#include <linux/wait.h>
#include <linux/slab.h>
#include "saa7164.h"
int saa7164_api_get_load_info(struct saa7164_dev *dev, struct tmFwInfoStruct *i)
{
int ret;
if (!(saa_debug & DBGLVL_CPU))
return 0;
dprintk(DBGLVL_API, "%s()\n", __func__);
i->deviceinst = 0;
i->devicespec = 0;
i->mode = 0;
i->status = 0;
ret = saa7164_cmd_send(dev, 0, GET_CUR,
GET_FW_STATUS_CONTROL, sizeof(struct tmFwInfoStruct), i);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
printk(KERN_INFO "saa7164[%d]-CPU: %d percent", dev->nr, i->CPULoad);
return ret;
}
int saa7164_api_collect_debug(struct saa7164_dev *dev)
{
struct tmComResDebugGetData d;
u8 more = 255;
int ret;
dprintk(DBGLVL_API, "%s()\n", __func__);
while (more--) {
memset(&d, 0, sizeof(d));
ret = saa7164_cmd_send(dev, 0, GET_CUR,
GET_DEBUG_DATA_CONTROL, sizeof(d), &d);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n",
__func__, ret);
if (d.dwResult != SAA_OK)
break;
printk(KERN_INFO "saa7164[%d]-FWMSG: %s", dev->nr,
d.ucDebugData);
}
return 0;
}
int saa7164_api_set_debug(struct saa7164_dev *dev, u8 level)
{
struct tmComResDebugSetLevel lvl;
int ret;
dprintk(DBGLVL_API, "%s(level=%d)\n", __func__, level);
/* Retrieve current state */
ret = saa7164_cmd_send(dev, 0, GET_CUR,
SET_DEBUG_LEVEL_CONTROL, sizeof(lvl), &lvl);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
dprintk(DBGLVL_API, "%s() Was %d\n", __func__, lvl.dwDebugLevel);
lvl.dwDebugLevel = level;
/* set new state */
ret = saa7164_cmd_send(dev, 0, SET_CUR,
SET_DEBUG_LEVEL_CONTROL, sizeof(lvl), &lvl);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
int saa7164_api_set_vbi_format(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
struct tmComResProbeCommit fmt, rsp;
int ret;
dprintk(DBGLVL_API, "%s(nr=%d, unitid=0x%x)\n", __func__,
port->nr, port->hwcfg.unitid);
fmt.bmHint = 0;
fmt.bFormatIndex = 1;
fmt.bFrameIndex = 1;
/* Probe, see if it can support this format */
ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
SET_CUR, SAA_PROBE_CONTROL, sizeof(fmt), &fmt);
if (ret != SAA_OK)
printk(KERN_ERR "%s() set error, ret = 0x%x\n", __func__, ret);
/* See of the format change was successful */
ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
GET_CUR, SAA_PROBE_CONTROL, sizeof(rsp), &rsp);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() get error, ret = 0x%x\n", __func__, ret);
} else {
/* Compare requested vs received, should be same */
if (memcmp(&fmt, &rsp, sizeof(rsp)) == 0) {
dprintk(DBGLVL_API, "SET/PROBE Verified\n");
/* Ask the device to select the negotiated format */
ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
SET_CUR, SAA_COMMIT_CONTROL, sizeof(fmt), &fmt);
if (ret != SAA_OK)
printk(KERN_ERR "%s() commit error, ret = 0x%x\n",
__func__, ret);
ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid,
GET_CUR, SAA_COMMIT_CONTROL, sizeof(rsp), &rsp);
if (ret != SAA_OK)
printk(KERN_ERR "%s() GET commit error, ret = 0x%x\n",
__func__, ret);
if (memcmp(&fmt, &rsp, sizeof(rsp)) != 0) {
printk(KERN_ERR "%s() memcmp error, ret = 0x%x\n",
__func__, ret);
} else
dprintk(DBGLVL_API, "SET/COMMIT Verified\n");
dprintk(DBGLVL_API, "rsp.bmHint = 0x%x\n", rsp.bmHint);
dprintk(DBGLVL_API, "rsp.bFormatIndex = 0x%x\n",
rsp.bFormatIndex);
dprintk(DBGLVL_API, "rsp.bFrameIndex = 0x%x\n",
rsp.bFrameIndex);
} else
printk(KERN_ERR "%s() compare failed\n", __func__);
}
if (ret == SAA_OK)
dprintk(DBGLVL_API, "%s(nr=%d) Success\n", __func__, port->nr);
return ret;
}
static int saa7164_api_set_gop_size(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
struct tmComResEncVideoGopStructure gs;
int ret;
dprintk(DBGLVL_ENC, "%s()\n", __func__);
gs.ucRefFrameDist = port->encoder_params.refdist;
gs.ucGOPSize = port->encoder_params.gop_size;
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
EU_VIDEO_GOP_STRUCTURE_CONTROL,
sizeof(gs), &gs);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
int saa7164_api_set_encoder(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
struct tmComResEncVideoBitRate vb;
struct tmComResEncAudioBitRate ab;
int ret;
dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
port->hwcfg.sourceid);
if (port->encoder_params.stream_type == V4L2_MPEG_STREAM_TYPE_MPEG2_PS)
port->encoder_profile = EU_PROFILE_PS_DVD;
else
port->encoder_profile = EU_PROFILE_TS_HQ;
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Resolution */
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Establish video bitrates */
if (port->encoder_params.bitrate_mode ==
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_CONSTANT;
else
vb.ucVideoBitRateMode = EU_VIDEO_BIT_RATE_MODE_VARIABLE_PEAK;
vb.dwVideoBitRate = port->encoder_params.bitrate;
vb.dwVideoBitRatePeak = port->encoder_params.bitrate_peak;
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
EU_VIDEO_BIT_RATE_CONTROL,
sizeof(struct tmComResEncVideoBitRate),
&vb);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Establish audio bitrates */
ab.ucAudioBitRateMode = 0;
ab.dwAudioBitRate = 384000;
ab.dwAudioBitRatePeak = ab.dwAudioBitRate;
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
EU_AUDIO_BIT_RATE_CONTROL,
sizeof(struct tmComResEncAudioBitRate),
&ab);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__,
ret);
saa7164_api_set_aspect_ratio(port);
saa7164_api_set_gop_size(port);
return ret;
}
int saa7164_api_get_encoder(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
struct tmComResEncVideoBitRate v;
struct tmComResEncAudioBitRate a;
struct tmComResEncVideoInputAspectRatio ar;
int ret;
dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__,
port->hwcfg.sourceid);
port->encoder_profile = 0;
port->video_format = 0;
port->video_resolution = 0;
port->audio_format = 0;
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
EU_PROFILE_CONTROL, sizeof(u8), &port->encoder_profile);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
EU_VIDEO_RESOLUTION_CONTROL, sizeof(u8),
&port->video_resolution);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
EU_VIDEO_FORMAT_CONTROL, sizeof(u8), &port->video_format);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
EU_VIDEO_BIT_RATE_CONTROL, sizeof(v), &v);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
EU_AUDIO_FORMAT_CONTROL, sizeof(u8), &port->audio_format);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
EU_AUDIO_BIT_RATE_CONTROL, sizeof(a), &a);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Aspect Ratio */
ar.width = 0;
ar.height = 0;
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, GET_CUR,
EU_VIDEO_INPUT_ASPECT_CONTROL,
sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
dprintk(DBGLVL_ENC, "encoder_profile = %d\n", port->encoder_profile);
dprintk(DBGLVL_ENC, "video_format = %d\n", port->video_format);
dprintk(DBGLVL_ENC, "audio_format = %d\n", port->audio_format);
dprintk(DBGLVL_ENC, "video_resolution= %d\n", port->video_resolution);
dprintk(DBGLVL_ENC, "v.ucVideoBitRateMode = %d\n",
v.ucVideoBitRateMode);
dprintk(DBGLVL_ENC, "v.dwVideoBitRate = %d\n",
v.dwVideoBitRate);
dprintk(DBGLVL_ENC, "v.dwVideoBitRatePeak = %d\n",
v.dwVideoBitRatePeak);
dprintk(DBGLVL_ENC, "a.ucVideoBitRateMode = %d\n",
a.ucAudioBitRateMode);
dprintk(DBGLVL_ENC, "a.dwVideoBitRate = %d\n",
a.dwAudioBitRate);
dprintk(DBGLVL_ENC, "a.dwVideoBitRatePeak = %d\n",
a.dwAudioBitRatePeak);
dprintk(DBGLVL_ENC, "aspect.width / height = %d:%d\n",
ar.width, ar.height);
return ret;
}
int saa7164_api_set_aspect_ratio(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
struct tmComResEncVideoInputAspectRatio ar;
int ret;
dprintk(DBGLVL_ENC, "%s(%d)\n", __func__,
port->encoder_params.ctl_aspect);
switch (port->encoder_params.ctl_aspect) {
case V4L2_MPEG_VIDEO_ASPECT_1x1:
ar.width = 1;
ar.height = 1;
break;
case V4L2_MPEG_VIDEO_ASPECT_4x3:
ar.width = 4;
ar.height = 3;
break;
case V4L2_MPEG_VIDEO_ASPECT_16x9:
ar.width = 16;
ar.height = 9;
break;
case V4L2_MPEG_VIDEO_ASPECT_221x100:
ar.width = 221;
ar.height = 100;
break;
default:
BUG();
}
dprintk(DBGLVL_ENC, "%s(%d) now %d:%d\n", __func__,
port->encoder_params.ctl_aspect,
ar.width, ar.height);
/* Aspect Ratio */
ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR,
EU_VIDEO_INPUT_ASPECT_CONTROL,
sizeof(struct tmComResEncVideoInputAspectRatio), &ar);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
int saa7164_api_set_usercontrol(struct saa7164_port *port, u8 ctl)
{
struct saa7164_dev *dev = port->dev;
int ret;
u16 val;
if (ctl == PU_BRIGHTNESS_CONTROL)
val = port->ctl_brightness;
else
if (ctl == PU_CONTRAST_CONTROL)
val = port->ctl_contrast;
else
if (ctl == PU_HUE_CONTROL)
val = port->ctl_hue;
else
if (ctl == PU_SATURATION_CONTROL)
val = port->ctl_saturation;
else
if (ctl == PU_SHARPNESS_CONTROL)
val = port->ctl_sharpness;
else
return -EINVAL;
dprintk(DBGLVL_ENC, "%s() unitid=0x%x ctl=%d, val=%d\n",
__func__, port->encunit.vsourceid, ctl, val);
ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, SET_CUR,
ctl, sizeof(u16), &val);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
int saa7164_api_get_usercontrol(struct saa7164_port *port, u8 ctl)
{
struct saa7164_dev *dev = port->dev;
int ret;
u16 val;
ret = saa7164_cmd_send(port->dev, port->encunit.vsourceid, GET_CUR,
ctl, sizeof(u16), &val);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
dprintk(DBGLVL_ENC, "%s() ctl=%d, val=%d\n",
__func__, ctl, val);
if (ctl == PU_BRIGHTNESS_CONTROL)
port->ctl_brightness = val;
else
if (ctl == PU_CONTRAST_CONTROL)
port->ctl_contrast = val;
else
if (ctl == PU_HUE_CONTROL)
port->ctl_hue = val;
else
if (ctl == PU_SATURATION_CONTROL)
port->ctl_saturation = val;
else
if (ctl == PU_SHARPNESS_CONTROL)
port->ctl_sharpness = val;
return ret;
}
int saa7164_api_set_videomux(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
u8 inputs[] = { 1, 2, 2, 2, 5, 5, 5 };
int ret;
dprintk(DBGLVL_ENC, "%s() v_mux=%d a_mux=%d\n",
__func__, port->mux_input, inputs[port->mux_input - 1]);
/* Audio Mute */
ret = saa7164_api_audio_mute(port, 1);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Video Mux */
ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, SET_CUR,
SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Audio Mux */
ret = saa7164_cmd_send(port->dev, port->audfeat.sourceid, SET_CUR,
SU_INPUT_SELECT_CONTROL, sizeof(u8),
&inputs[port->mux_input - 1]);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Audio UnMute */
ret = saa7164_api_audio_mute(port, 0);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
int saa7164_api_audio_mute(struct saa7164_port *port, int mute)
{
struct saa7164_dev *dev = port->dev;
u8 v = mute;
int ret;
dprintk(DBGLVL_API, "%s(%d)\n", __func__, mute);
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
MUTE_CONTROL, sizeof(u8), &v);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
/* 0 = silence, 0xff = full */
int saa7164_api_set_audio_volume(struct saa7164_port *port, s8 level)
{
struct saa7164_dev *dev = port->dev;
s16 v, min, max;
int ret;
dprintk(DBGLVL_API, "%s(%d)\n", __func__, level);
/* Obtain the min/max ranges */
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MIN,
VOLUME_CONTROL, sizeof(u16), &min);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_MAX,
VOLUME_CONTROL, sizeof(u16), &max);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
(0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
level, min, max, v);
v = level;
if (v < min)
v = min;
if (v > max)
v = max;
/* Left */
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
(0x01 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Right */
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
(0x02 << 8) | VOLUME_CONTROL, sizeof(s16), &v);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, GET_CUR,
(0x01 << 8) | VOLUME_CONTROL, sizeof(u16), &v);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
dprintk(DBGLVL_API, "%s(%d) min=%d max=%d cur=%d\n", __func__,
level, min, max, v);
return ret;
}
int saa7164_api_set_audio_std(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
struct tmComResAudioDefaults lvl;
struct tmComResTunerStandard tvaudio;
int ret;
dprintk(DBGLVL_API, "%s()\n", __func__);
/* Establish default levels */
lvl.ucDecoderLevel = TMHW_LEV_ADJ_DECLEV_DEFAULT;
lvl.ucDecoderFM_Level = TMHW_LEV_ADJ_DECLEV_DEFAULT;
lvl.ucMonoLevel = TMHW_LEV_ADJ_MONOLEV_DEFAULT;
lvl.ucNICAM_Level = TMHW_LEV_ADJ_NICLEV_DEFAULT;
lvl.ucSAP_Level = TMHW_LEV_ADJ_SAPLEV_DEFAULT;
lvl.ucADC_Level = TMHW_LEV_ADJ_ADCLEV_DEFAULT;
ret = saa7164_cmd_send(port->dev, port->audfeat.unitid, SET_CUR,
AUDIO_DEFAULT_CONTROL, sizeof(struct tmComResAudioDefaults),
&lvl);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
/* Manually select the appropriate TV audio standard */
if (port->encodernorm.id & V4L2_STD_NTSC) {
tvaudio.std = TU_STANDARD_NTSC_M;
tvaudio.country = 1;
} else {
tvaudio.std = TU_STANDARD_PAL_I;
tvaudio.country = 44;
}
ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
TU_STANDARD_CONTROL, sizeof(tvaudio), &tvaudio);
if (ret != SAA_OK)
printk(KERN_ERR "%s() TU_STANDARD_CONTROL error, ret = 0x%x\n",
__func__, ret);
return ret;
}
int saa7164_api_set_audio_detection(struct saa7164_port *port, int autodetect)
{
struct saa7164_dev *dev = port->dev;
struct tmComResTunerStandardAuto p;
int ret;
dprintk(DBGLVL_API, "%s(%d)\n", __func__, autodetect);
/* Disable TV Audio autodetect if not already set (buggy) */
if (autodetect)
p.mode = TU_STANDARD_AUTO;
else
p.mode = TU_STANDARD_MANUAL;
ret = saa7164_cmd_send(port->dev, port->tunerunit.unitid, SET_CUR,
TU_STANDARD_AUTO_CONTROL, sizeof(p), &p);
if (ret != SAA_OK)
printk(KERN_ERR
"%s() TU_STANDARD_AUTO_CONTROL error, ret = 0x%x\n",
__func__, ret);
return ret;
}
int saa7164_api_get_videomux(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
int ret;
ret = saa7164_cmd_send(port->dev, port->vidproc.sourceid, GET_CUR,
SU_INPUT_SELECT_CONTROL, sizeof(u8), &port->mux_input);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
dprintk(DBGLVL_ENC, "%s() v_mux=%d\n",
__func__, port->mux_input);
return ret;
}
static int saa7164_api_set_dif(struct saa7164_port *port, u8 reg, u8 val)
{
struct saa7164_dev *dev = port->dev;
u16 len = 0;
u8 buf[256];
int ret;
u8 mas;
dprintk(DBGLVL_API, "%s(nr=%d type=%d val=%x)\n", __func__,
port->nr, port->type, val);
if (port->nr == 0)
mas = 0xd0;
else
mas = 0xe0;
memset(buf, 0, sizeof(buf));
buf[0x00] = 0x04;
buf[0x01] = 0x00;
buf[0x02] = 0x00;
buf[0x03] = 0x00;
buf[0x04] = 0x04;
buf[0x05] = 0x00;
buf[0x06] = 0x00;
buf[0x07] = 0x00;
buf[0x08] = reg;
buf[0x09] = 0x26;
buf[0x0a] = mas;
buf[0x0b] = 0xb0;
buf[0x0c] = val;
buf[0x0d] = 0x00;
buf[0x0e] = 0x00;
buf[0x0f] = 0x00;
ret = saa7164_cmd_send(dev, port->ifunit.unitid, GET_LEN,
EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
return -EIO;
}
ret = saa7164_cmd_send(dev, port->ifunit.unitid, SET_CUR,
EXU_REGISTER_ACCESS_CONTROL, len, &buf);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
#if 0
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf, 16,
false);
#endif
return ret == SAA_OK ? 0 : -EIO;
}
/* Disable the IF block AGC controls */
int saa7164_api_configure_dif(struct saa7164_port *port, u32 std)
{
struct saa7164_dev *dev = port->dev;
u8 agc_disable;
dprintk(DBGLVL_API, "%s(nr=%d, 0x%x)\n", __func__, port->nr, std);
if (std & V4L2_STD_NTSC) {
dprintk(DBGLVL_API, " NTSC\n");
saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
agc_disable = 0;
} else if (std & V4L2_STD_PAL_I) {
dprintk(DBGLVL_API, " PAL-I\n");
saa7164_api_set_dif(port, 0x00, 0x08); /* Video Standard */
agc_disable = 0;
} else if (std & V4L2_STD_PAL_M) {
dprintk(DBGLVL_API, " PAL-M\n");
saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
agc_disable = 0;
} else if (std & V4L2_STD_PAL_N) {
dprintk(DBGLVL_API, " PAL-N\n");
saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
agc_disable = 0;
} else if (std & V4L2_STD_PAL_Nc) {
dprintk(DBGLVL_API, " PAL-Nc\n");
saa7164_api_set_dif(port, 0x00, 0x01); /* Video Standard */
agc_disable = 0;
} else if (std & V4L2_STD_PAL_B) {
dprintk(DBGLVL_API, " PAL-B\n");
saa7164_api_set_dif(port, 0x00, 0x02); /* Video Standard */
agc_disable = 0;
} else if (std & V4L2_STD_PAL_DK) {
dprintk(DBGLVL_API, " PAL-DK\n");
saa7164_api_set_dif(port, 0x00, 0x10); /* Video Standard */
agc_disable = 0;
} else if (std & V4L2_STD_SECAM_L) {
dprintk(DBGLVL_API, " SECAM-L\n");
saa7164_api_set_dif(port, 0x00, 0x20); /* Video Standard */
agc_disable = 0;
} else {
/* Unknown standard, assume DTV */
dprintk(DBGLVL_API, " Unknown (assuming DTV)\n");
/* Undefinded Video Standard */
saa7164_api_set_dif(port, 0x00, 0x80);
agc_disable = 1;
}
saa7164_api_set_dif(port, 0x48, 0xa0); /* AGC Functions 1 */
saa7164_api_set_dif(port, 0xc0, agc_disable); /* AGC Output Disable */
saa7164_api_set_dif(port, 0x7c, 0x04); /* CVBS EQ */
saa7164_api_set_dif(port, 0x04, 0x01); /* Active */
msleep(100);
saa7164_api_set_dif(port, 0x04, 0x00); /* Active (again) */
msleep(100);
return 0;
}
/* Ensure the dif is in the correct state for the operating mode
* (analog / dtv). We only configure the diff through the analog encoder
* so when we're in digital mode we need to find the appropriate encoder
* and use it to configure the DIF.
*/
int saa7164_api_initialize_dif(struct saa7164_port *port)
{
struct saa7164_dev *dev = port->dev;
struct saa7164_port *p = NULL;
int ret = -EINVAL;
u32 std = 0;
dprintk(DBGLVL_API, "%s(nr=%d type=%d)\n", __func__,
port->nr, port->type);
if (port->type == SAA7164_MPEG_ENCODER) {
/* Pick any analog standard to init the diff.
* we'll come back during encoder_init'
* and set the correct standard if required.
*/
std = V4L2_STD_NTSC;
} else
if (port->type == SAA7164_MPEG_DVB) {
if (port->nr == SAA7164_PORT_TS1)
p = &dev->ports[SAA7164_PORT_ENC1];
else
p = &dev->ports[SAA7164_PORT_ENC2];
} else
if (port->type == SAA7164_MPEG_VBI) {
std = V4L2_STD_NTSC;
if (port->nr == SAA7164_PORT_VBI1)
p = &dev->ports[SAA7164_PORT_ENC1];
else
p = &dev->ports[SAA7164_PORT_ENC2];
} else
BUG();
if (p)
ret = saa7164_api_configure_dif(p, std);
return ret;
}
int saa7164_api_transition_port(struct saa7164_port *port, u8 mode)
{
struct saa7164_dev *dev = port->dev;
int ret;
dprintk(DBGLVL_API, "%s(nr=%d unitid=0x%x,%d)\n",
__func__, port->nr, port->hwcfg.unitid, mode);
ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid, SET_CUR,
SAA_STATE_CONTROL, sizeof(mode), &mode);
if (ret != SAA_OK)
printk(KERN_ERR "%s(portnr %d unitid 0x%x) error, ret = 0x%x\n",
__func__, port->nr, port->hwcfg.unitid, ret);
return ret;
}
int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version)
{
int ret;
ret = saa7164_cmd_send(dev, 0, GET_CUR,
GET_FW_VERSION_CONTROL, sizeof(u32), version);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
return ret;
}
int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen)
{
u8 reg[] = { 0x0f, 0x00 };
if (buflen < 128)
return -ENOMEM;
/* Assumption: Hauppauge eeprom is at 0xa0 on bus 0 */
/* TODO: Pull the details from the boards struct */
return saa7164_api_i2c_read(&dev->i2c_bus[0], 0xa0 >> 1, sizeof(reg),
&reg[0], 128, buf);
}
static int saa7164_api_configure_port_vbi(struct saa7164_dev *dev,
struct saa7164_port *port)
{
struct tmComResVBIFormatDescrHeader *fmt = &port->vbi_fmt_ntsc;
dprintk(DBGLVL_API, " bFormatIndex = 0x%x\n", fmt->bFormatIndex);
dprintk(DBGLVL_API, " VideoStandard = 0x%x\n", fmt->VideoStandard);
dprintk(DBGLVL_API, " StartLine = %d\n", fmt->StartLine);
dprintk(DBGLVL_API, " EndLine = %d\n", fmt->EndLine);
dprintk(DBGLVL_API, " FieldRate = %d\n", fmt->FieldRate);
dprintk(DBGLVL_API, " bNumLines = %d\n", fmt->bNumLines);
/* Cache the hardware configuration in the port */
port->bufcounter = port->hwcfg.BARLocation;
port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
port->bufptr32l = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
port->bufptr32h = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount);
port->bufptr64 = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount);
dprintk(DBGLVL_API, " = port->hwcfg.BARLocation = 0x%x\n",
port->hwcfg.BARLocation);
dprintk(DBGLVL_API, " = VS_FORMAT_VBI (becomes dev->en[%d])\n",
port->nr);
return 0;
}
static int
saa7164_api_configure_port_mpeg2ts(struct saa7164_dev *dev,
struct saa7164_port *port,
struct tmComResTSFormatDescrHeader *tsfmt)
{
dprintk(DBGLVL_API, " bFormatIndex = 0x%x\n", tsfmt->bFormatIndex);
dprintk(DBGLVL_API, " bDataOffset = 0x%x\n", tsfmt->bDataOffset);
dprintk(DBGLVL_API, " bPacketLength= 0x%x\n", tsfmt->bPacketLength);
dprintk(DBGLVL_API, " bStrideLength= 0x%x\n", tsfmt->bStrideLength);
dprintk(DBGLVL_API, " bguid = (....)\n");
/* Cache the hardware configuration in the port */
port->bufcounter = port->hwcfg.BARLocation;
port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
port->bufptr32l = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
port->bufptr32h = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount);
port->bufptr64 = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount);
dprintk(DBGLVL_API, " = port->hwcfg.BARLocation = 0x%x\n",
port->hwcfg.BARLocation);
dprintk(DBGLVL_API, " = VS_FORMAT_MPEGTS (becomes dev->ts[%d])\n",
port->nr);
return 0;
}
static int
saa7164_api_configure_port_mpeg2ps(struct saa7164_dev *dev,
struct saa7164_port *port,
struct tmComResPSFormatDescrHeader *fmt)
{
dprintk(DBGLVL_API, " bFormatIndex = 0x%x\n", fmt->bFormatIndex);
dprintk(DBGLVL_API, " wPacketLength= 0x%x\n", fmt->wPacketLength);
dprintk(DBGLVL_API, " wPackLength= 0x%x\n", fmt->wPackLength);
dprintk(DBGLVL_API, " bPackDataType= 0x%x\n", fmt->bPackDataType);
/* Cache the hardware configuration in the port */
/* TODO: CHECK THIS in the port config */
port->bufcounter = port->hwcfg.BARLocation;
port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
port->bufptr32l = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
port->bufptr32h = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount);
port->bufptr64 = port->hwcfg.BARLocation +
(4 * sizeof(u32)) +
(sizeof(u32) * port->hwcfg.buffercount);
dprintk(DBGLVL_API, " = port->hwcfg.BARLocation = 0x%x\n",
port->hwcfg.BARLocation);
dprintk(DBGLVL_API, " = VS_FORMAT_MPEGPS (becomes dev->enc[%d])\n",
port->nr);
return 0;
}
static int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len)
{
struct saa7164_port *tsport = NULL;
struct saa7164_port *encport = NULL;
struct saa7164_port *vbiport = NULL;
u32 idx, next_offset;
int i;
struct tmComResDescrHeader *hdr, *t;
struct tmComResExtDevDescrHeader *exthdr;
struct tmComResPathDescrHeader *pathhdr;
struct tmComResAntTermDescrHeader *anttermhdr;
struct tmComResTunerDescrHeader *tunerunithdr;
struct tmComResDMATermDescrHeader *vcoutputtermhdr;
struct tmComResTSFormatDescrHeader *tsfmt;
struct tmComResPSFormatDescrHeader *psfmt;
struct tmComResSelDescrHeader *psel;
struct tmComResProcDescrHeader *pdh;
struct tmComResAFeatureDescrHeader *afd;
struct tmComResEncoderDescrHeader *edh;
struct tmComResVBIFormatDescrHeader *vbifmt;
u32 currpath = 0;
dprintk(DBGLVL_API,
"%s(?,?,%d) sizeof(struct tmComResDescrHeader) = %d bytes\n",
__func__, len, (u32)sizeof(struct tmComResDescrHeader));
for (idx = 0; idx < (len - sizeof(struct tmComResDescrHeader));) {
hdr = (struct tmComResDescrHeader *)(buf + idx);
if (hdr->type != CS_INTERFACE)
return SAA_ERR_NOT_SUPPORTED;
dprintk(DBGLVL_API, "@ 0x%x =\n", idx);
switch (hdr->subtype) {
case GENERAL_REQUEST:
dprintk(DBGLVL_API, " GENERAL_REQUEST\n");
break;
case VC_TUNER_PATH:
dprintk(DBGLVL_API, " VC_TUNER_PATH\n");
pathhdr = (struct tmComResPathDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " pathid = 0x%x\n",
pathhdr->pathid);
currpath = pathhdr->pathid;
break;
case VC_INPUT_TERMINAL:
dprintk(DBGLVL_API, " VC_INPUT_TERMINAL\n");
anttermhdr =
(struct tmComResAntTermDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " terminalid = 0x%x\n",
anttermhdr->terminalid);
dprintk(DBGLVL_API, " terminaltype = 0x%x\n",
anttermhdr->terminaltype);
switch (anttermhdr->terminaltype) {
case ITT_ANTENNA:
dprintk(DBGLVL_API, " = ITT_ANTENNA\n");
break;
case LINE_CONNECTOR:
dprintk(DBGLVL_API, " = LINE_CONNECTOR\n");
break;
case SPDIF_CONNECTOR:
dprintk(DBGLVL_API, " = SPDIF_CONNECTOR\n");
break;
case COMPOSITE_CONNECTOR:
dprintk(DBGLVL_API,
" = COMPOSITE_CONNECTOR\n");
break;
case SVIDEO_CONNECTOR:
dprintk(DBGLVL_API, " = SVIDEO_CONNECTOR\n");
break;
case COMPONENT_CONNECTOR:
dprintk(DBGLVL_API,
" = COMPONENT_CONNECTOR\n");
break;
case STANDARD_DMA:
dprintk(DBGLVL_API, " = STANDARD_DMA\n");
break;
default:
dprintk(DBGLVL_API, " = undefined (0x%x)\n",
anttermhdr->terminaltype);
}
dprintk(DBGLVL_API, " assocterminal= 0x%x\n",
anttermhdr->assocterminal);
dprintk(DBGLVL_API, " iterminal = 0x%x\n",
anttermhdr->iterminal);
dprintk(DBGLVL_API, " controlsize = 0x%x\n",
anttermhdr->controlsize);
break;
case VC_OUTPUT_TERMINAL:
dprintk(DBGLVL_API, " VC_OUTPUT_TERMINAL\n");
vcoutputtermhdr =
(struct tmComResDMATermDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " unitid = 0x%x\n",
vcoutputtermhdr->unitid);
dprintk(DBGLVL_API, " terminaltype = 0x%x\n",
vcoutputtermhdr->terminaltype);
switch (vcoutputtermhdr->terminaltype) {
case ITT_ANTENNA:
dprintk(DBGLVL_API, " = ITT_ANTENNA\n");
break;
case LINE_CONNECTOR:
dprintk(DBGLVL_API, " = LINE_CONNECTOR\n");
break;
case SPDIF_CONNECTOR:
dprintk(DBGLVL_API, " = SPDIF_CONNECTOR\n");
break;
case COMPOSITE_CONNECTOR:
dprintk(DBGLVL_API,
" = COMPOSITE_CONNECTOR\n");
break;
case SVIDEO_CONNECTOR:
dprintk(DBGLVL_API, " = SVIDEO_CONNECTOR\n");
break;
case COMPONENT_CONNECTOR:
dprintk(DBGLVL_API,
" = COMPONENT_CONNECTOR\n");
break;
case STANDARD_DMA:
dprintk(DBGLVL_API, " = STANDARD_DMA\n");
break;
default:
dprintk(DBGLVL_API, " = undefined (0x%x)\n",
vcoutputtermhdr->terminaltype);
}
dprintk(DBGLVL_API, " assocterminal= 0x%x\n",
vcoutputtermhdr->assocterminal);
dprintk(DBGLVL_API, " sourceid = 0x%x\n",
vcoutputtermhdr->sourceid);
dprintk(DBGLVL_API, " iterminal = 0x%x\n",
vcoutputtermhdr->iterminal);
dprintk(DBGLVL_API, " BARLocation = 0x%x\n",
vcoutputtermhdr->BARLocation);
dprintk(DBGLVL_API, " flags = 0x%x\n",
vcoutputtermhdr->flags);
dprintk(DBGLVL_API, " interruptid = 0x%x\n",
vcoutputtermhdr->interruptid);
dprintk(DBGLVL_API, " buffercount = 0x%x\n",
vcoutputtermhdr->buffercount);
dprintk(DBGLVL_API, " metadatasize = 0x%x\n",
vcoutputtermhdr->metadatasize);
dprintk(DBGLVL_API, " controlsize = 0x%x\n",
vcoutputtermhdr->controlsize);
dprintk(DBGLVL_API, " numformats = 0x%x\n",
vcoutputtermhdr->numformats);
next_offset = idx + (vcoutputtermhdr->len);
for (i = 0; i < vcoutputtermhdr->numformats; i++) {
t = (struct tmComResDescrHeader *)
(buf + next_offset);
switch (t->subtype) {
case VS_FORMAT_MPEG2TS:
tsfmt =
(struct tmComResTSFormatDescrHeader *)t;
if (currpath == 1)
tsport = &dev->ports[SAA7164_PORT_TS1];
else
tsport = &dev->ports[SAA7164_PORT_TS2];
memcpy(&tsport->hwcfg, vcoutputtermhdr,
sizeof(*vcoutputtermhdr));
saa7164_api_configure_port_mpeg2ts(dev,
tsport, tsfmt);
break;
case VS_FORMAT_MPEG2PS:
psfmt =
(struct tmComResPSFormatDescrHeader *)t;
if (currpath == 1)
encport = &dev->ports[SAA7164_PORT_ENC1];
else
encport = &dev->ports[SAA7164_PORT_ENC2];
memcpy(&encport->hwcfg, vcoutputtermhdr,
sizeof(*vcoutputtermhdr));
saa7164_api_configure_port_mpeg2ps(dev,
encport, psfmt);
break;
case VS_FORMAT_VBI:
vbifmt =
(struct tmComResVBIFormatDescrHeader *)t;
if (currpath == 1)
vbiport = &dev->ports[SAA7164_PORT_VBI1];
else
vbiport = &dev->ports[SAA7164_PORT_VBI2];
memcpy(&vbiport->hwcfg, vcoutputtermhdr,
sizeof(*vcoutputtermhdr));
memcpy(&vbiport->vbi_fmt_ntsc, vbifmt,
sizeof(*vbifmt));
saa7164_api_configure_port_vbi(dev,
vbiport);
break;
case VS_FORMAT_RDS:
dprintk(DBGLVL_API,
" = VS_FORMAT_RDS\n");
break;
case VS_FORMAT_UNCOMPRESSED:
dprintk(DBGLVL_API,
" = VS_FORMAT_UNCOMPRESSED\n");
break;
case VS_FORMAT_TYPE:
dprintk(DBGLVL_API,
" = VS_FORMAT_TYPE\n");
break;
default:
dprintk(DBGLVL_API,
" = undefined (0x%x)\n",
t->subtype);
}
next_offset += t->len;
}
break;
case TUNER_UNIT:
dprintk(DBGLVL_API, " TUNER_UNIT\n");
tunerunithdr =
(struct tmComResTunerDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " unitid = 0x%x\n",
tunerunithdr->unitid);
dprintk(DBGLVL_API, " sourceid = 0x%x\n",
tunerunithdr->sourceid);
dprintk(DBGLVL_API, " iunit = 0x%x\n",
tunerunithdr->iunit);
dprintk(DBGLVL_API, " tuningstandards = 0x%x\n",
tunerunithdr->tuningstandards);
dprintk(DBGLVL_API, " controlsize = 0x%x\n",
tunerunithdr->controlsize);
dprintk(DBGLVL_API, " controls = 0x%x\n",
tunerunithdr->controls);
if (tunerunithdr->unitid == tunerunithdr->iunit) {
if (currpath == 1)
encport = &dev->ports[SAA7164_PORT_ENC1];
else
encport = &dev->ports[SAA7164_PORT_ENC2];
memcpy(&encport->tunerunit, tunerunithdr,
sizeof(struct tmComResTunerDescrHeader));
dprintk(DBGLVL_API,
" (becomes dev->enc[%d] tuner)\n",
encport->nr);
}
break;
case VC_SELECTOR_UNIT:
psel = (struct tmComResSelDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " VC_SELECTOR_UNIT\n");
dprintk(DBGLVL_API, " unitid = 0x%x\n",
psel->unitid);
dprintk(DBGLVL_API, " nrinpins = 0x%x\n",
psel->nrinpins);
dprintk(DBGLVL_API, " sourceid = 0x%x\n",
psel->sourceid);
break;
case VC_PROCESSING_UNIT:
pdh = (struct tmComResProcDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " VC_PROCESSING_UNIT\n");
dprintk(DBGLVL_API, " unitid = 0x%x\n",
pdh->unitid);
dprintk(DBGLVL_API, " sourceid = 0x%x\n",
pdh->sourceid);
dprintk(DBGLVL_API, " controlsize = 0x%x\n",
pdh->controlsize);
if (pdh->controlsize == 0x04) {
if (currpath == 1)
encport = &dev->ports[SAA7164_PORT_ENC1];
else
encport = &dev->ports[SAA7164_PORT_ENC2];
memcpy(&encport->vidproc, pdh,
sizeof(struct tmComResProcDescrHeader));
dprintk(DBGLVL_API, " (becomes dev->enc[%d])\n",
encport->nr);
}
break;
case FEATURE_UNIT:
afd = (struct tmComResAFeatureDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " FEATURE_UNIT\n");
dprintk(DBGLVL_API, " unitid = 0x%x\n",
afd->unitid);
dprintk(DBGLVL_API, " sourceid = 0x%x\n",
afd->sourceid);
dprintk(DBGLVL_API, " controlsize = 0x%x\n",
afd->controlsize);
if (currpath == 1)
encport = &dev->ports[SAA7164_PORT_ENC1];
else
encport = &dev->ports[SAA7164_PORT_ENC2];
memcpy(&encport->audfeat, afd,
sizeof(struct tmComResAFeatureDescrHeader));
dprintk(DBGLVL_API, " (becomes dev->enc[%d])\n",
encport->nr);
break;
case ENCODER_UNIT:
edh = (struct tmComResEncoderDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " ENCODER_UNIT\n");
dprintk(DBGLVL_API, " subtype = 0x%x\n", edh->subtype);
dprintk(DBGLVL_API, " unitid = 0x%x\n", edh->unitid);
dprintk(DBGLVL_API, " vsourceid = 0x%x\n",
edh->vsourceid);
dprintk(DBGLVL_API, " asourceid = 0x%x\n",
edh->asourceid);
dprintk(DBGLVL_API, " iunit = 0x%x\n", edh->iunit);
if (edh->iunit == edh->unitid) {
if (currpath == 1)
encport = &dev->ports[SAA7164_PORT_ENC1];
else
encport = &dev->ports[SAA7164_PORT_ENC2];
memcpy(&encport->encunit, edh,
sizeof(struct tmComResEncoderDescrHeader));
dprintk(DBGLVL_API,
" (becomes dev->enc[%d])\n",
encport->nr);
}
break;
case EXTENSION_UNIT:
dprintk(DBGLVL_API, " EXTENSION_UNIT\n");
exthdr = (struct tmComResExtDevDescrHeader *)(buf + idx);
dprintk(DBGLVL_API, " unitid = 0x%x\n",
exthdr->unitid);
dprintk(DBGLVL_API, " deviceid = 0x%x\n",
exthdr->deviceid);
dprintk(DBGLVL_API, " devicetype = 0x%x\n",
exthdr->devicetype);
if (exthdr->devicetype & 0x1)
dprintk(DBGLVL_API, " = Decoder Device\n");
if (exthdr->devicetype & 0x2)
dprintk(DBGLVL_API, " = GPIO Source\n");
if (exthdr->devicetype & 0x4)
dprintk(DBGLVL_API, " = Video Decoder\n");
if (exthdr->devicetype & 0x8)
dprintk(DBGLVL_API, " = Audio Decoder\n");
if (exthdr->devicetype & 0x20)
dprintk(DBGLVL_API, " = Crossbar\n");
if (exthdr->devicetype & 0x40)
dprintk(DBGLVL_API, " = Tuner\n");
if (exthdr->devicetype & 0x80)
dprintk(DBGLVL_API, " = IF PLL\n");
if (exthdr->devicetype & 0x100)
dprintk(DBGLVL_API, " = Demodulator\n");
if (exthdr->devicetype & 0x200)
dprintk(DBGLVL_API, " = RDS Decoder\n");
if (exthdr->devicetype & 0x400)
dprintk(DBGLVL_API, " = Encoder\n");
if (exthdr->devicetype & 0x800)
dprintk(DBGLVL_API, " = IR Decoder\n");
if (exthdr->devicetype & 0x1000)
dprintk(DBGLVL_API, " = EEPROM\n");
if (exthdr->devicetype & 0x2000)
dprintk(DBGLVL_API,
" = VBI Decoder\n");
if (exthdr->devicetype & 0x10000)
dprintk(DBGLVL_API,
" = Streaming Device\n");
if (exthdr->devicetype & 0x20000)
dprintk(DBGLVL_API,
" = DRM Device\n");
if (exthdr->devicetype & 0x40000000)
dprintk(DBGLVL_API,
" = Generic Device\n");
if (exthdr->devicetype & 0x80000000)
dprintk(DBGLVL_API,
" = Config Space Device\n");
dprintk(DBGLVL_API, " numgpiopins = 0x%x\n",
exthdr->numgpiopins);
dprintk(DBGLVL_API, " numgpiogroups = 0x%x\n",
exthdr->numgpiogroups);
dprintk(DBGLVL_API, " controlsize = 0x%x\n",
exthdr->controlsize);
if (exthdr->devicetype & 0x80) {
if (currpath == 1)
encport = &dev->ports[SAA7164_PORT_ENC1];
else
encport = &dev->ports[SAA7164_PORT_ENC2];
memcpy(&encport->ifunit, exthdr,
sizeof(struct tmComResExtDevDescrHeader));
dprintk(DBGLVL_API,
" (becomes dev->enc[%d])\n",
encport->nr);
}
break;
case PVC_INFRARED_UNIT:
dprintk(DBGLVL_API, " PVC_INFRARED_UNIT\n");
break;
case DRM_UNIT:
dprintk(DBGLVL_API, " DRM_UNIT\n");
break;
default:
dprintk(DBGLVL_API, "default %d\n", hdr->subtype);
}
dprintk(DBGLVL_API, " 1.%x\n", hdr->len);
dprintk(DBGLVL_API, " 2.%x\n", hdr->type);
dprintk(DBGLVL_API, " 3.%x\n", hdr->subtype);
dprintk(DBGLVL_API, " 4.%x\n", hdr->unitid);
idx += hdr->len;
}
return 0;
}
int saa7164_api_enum_subdevs(struct saa7164_dev *dev)
{
int ret;
u32 buflen = 0;
u8 *buf;
dprintk(DBGLVL_API, "%s()\n", __func__);
/* Get the total descriptor length */
ret = saa7164_cmd_send(dev, 0, GET_LEN,
GET_DESCRIPTORS_CONTROL, sizeof(buflen), &buflen);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
dprintk(DBGLVL_API, "%s() total descriptor size = %d bytes.\n",
__func__, buflen);
/* Allocate enough storage for all of the descs */
buf = kzalloc(buflen, GFP_KERNEL);
if (!buf)
return SAA_ERR_NO_RESOURCES;
/* Retrieve them */
ret = saa7164_cmd_send(dev, 0, GET_CUR,
GET_DESCRIPTORS_CONTROL, buflen, buf);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
goto out;
}
if (saa_debug & DBGLVL_API)
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
buflen & ~15, false);
saa7164_api_dump_subdevs(dev, buf, buflen);
out:
kfree(buf);
return ret;
}
int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg,
u32 datalen, u8 *data)
{
struct saa7164_dev *dev = bus->dev;
u16 len = 0;
int unitid;
u8 buf[256];
int ret;
dprintk(DBGLVL_API, "%s() addr=%x reglen=%d datalen=%d\n",
__func__, addr, reglen, datalen);
if (reglen > 4)
return -EIO;
/* Prepare the send buffer */
/* Bytes 00-03 source register length
* 04-07 source bytes to read
* 08... register address
*/
memset(buf, 0, sizeof(buf));
memcpy((buf + 2 * sizeof(u32) + 0), reg, reglen);
*((u32 *)(buf + 0 * sizeof(u32))) = reglen;
*((u32 *)(buf + 1 * sizeof(u32))) = datalen;
unitid = saa7164_i2caddr_to_unitid(bus, addr);
if (unitid < 0) {
printk(KERN_ERR
"%s() error, cannot translate regaddr 0x%x to unitid\n",
__func__, addr);
return -EIO;
}
ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
return -EIO;
}
dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len);
if (saa_debug & DBGLVL_I2C)
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1, buf,
32, false);
ret = saa7164_cmd_send(bus->dev, unitid, GET_CUR,
EXU_REGISTER_ACCESS_CONTROL, len, &buf);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
else {
if (saa_debug & DBGLVL_I2C)
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
buf, sizeof(buf), false);
memcpy(data, (buf + 2 * sizeof(u32) + reglen), datalen);
}
return ret == SAA_OK ? 0 : -EIO;
}
/* For a given 8 bit i2c address device, write the buffer */
int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr, u32 datalen,
u8 *data)
{
struct saa7164_dev *dev = bus->dev;
u16 len = 0;
int unitid;
int reglen;
u8 buf[256];
int ret;
dprintk(DBGLVL_API, "%s() addr=0x%2x len=0x%x\n",
__func__, addr, datalen);
if ((datalen == 0) || (datalen > 232))
return -EIO;
memset(buf, 0, sizeof(buf));
unitid = saa7164_i2caddr_to_unitid(bus, addr);
if (unitid < 0) {
printk(KERN_ERR
"%s() error, cannot translate regaddr 0x%x to unitid\n",
__func__, addr);
return -EIO;
}
reglen = saa7164_i2caddr_to_reglen(bus, addr);
if (reglen < 0) {
printk(KERN_ERR
"%s() error, cannot translate regaddr to reglen\n",
__func__);
return -EIO;
}
ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
if (ret != SAA_OK) {
printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
return -EIO;
}
dprintk(DBGLVL_API, "%s() len = %d bytes unitid=0x%x\n", __func__,
len, unitid);
/* Prepare the send buffer */
/* Bytes 00-03 dest register length
* 04-07 dest bytes to write
* 08... register address
*/
*((u32 *)(buf + 0 * sizeof(u32))) = reglen;
*((u32 *)(buf + 1 * sizeof(u32))) = datalen - reglen;
memcpy((buf + 2 * sizeof(u32)), data, datalen);
if (saa_debug & DBGLVL_I2C)
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_OFFSET, 16, 1,
buf, sizeof(buf), false);
ret = saa7164_cmd_send(bus->dev, unitid, SET_CUR,
EXU_REGISTER_ACCESS_CONTROL, len, &buf);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
return ret == SAA_OK ? 0 : -EIO;
}
static int saa7164_api_modify_gpio(struct saa7164_dev *dev, u8 unitid,
u8 pin, u8 state)
{
int ret;
struct tmComResGPIO t;
dprintk(DBGLVL_API, "%s(0x%x, %d, %d)\n",
__func__, unitid, pin, state);
if ((pin > 7) || (state > 2))
return SAA_ERR_BAD_PARAMETER;
t.pin = pin;
t.state = state;
ret = saa7164_cmd_send(dev, unitid, SET_CUR,
EXU_GPIO_CONTROL, sizeof(t), &t);
if (ret != SAA_OK)
printk(KERN_ERR "%s() error, ret = 0x%x\n",
__func__, ret);
return ret;
}
int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid,
u8 pin)
{
return saa7164_api_modify_gpio(dev, unitid, pin, 1);
}
int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid,
u8 pin)
{
return saa7164_api_modify_gpio(dev, unitid, pin, 0);
}