From 7615e434aefd95181eae099c4f019e021b024eb6 Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Sat, 31 Jul 2010 14:44:53 -0300 Subject: [media] saa7164: add various encoder message functions Signed-off-by: Steven Toth Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/saa7164/saa7164-api.c | 669 +++++++++++- drivers/media/video/saa7164/saa7164-buffer.c | 38 + drivers/media/video/saa7164/saa7164-cards.c | 14 + drivers/media/video/saa7164/saa7164-core.c | 167 ++- drivers/media/video/saa7164/saa7164-encoder.c | 1371 +++++++++++++++++++++++++ drivers/media/video/saa7164/saa7164.h | 127 ++- 6 files changed, 2348 insertions(+), 38 deletions(-) diff --git a/drivers/media/video/saa7164/saa7164-api.c b/drivers/media/video/saa7164/saa7164-api.c index a810e6d..5e05723 100644 --- a/drivers/media/video/saa7164/saa7164-api.c +++ b/drivers/media/video/saa7164/saa7164-api.c @@ -24,6 +24,543 @@ #include "saa7164.h" +int saa7164_api_set_encoder(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + tmComResEncVideoBitRate_t vb; + tmComResEncAudioBitRate_t ab; + int ret; + + dprintk(DBGLVL_ENC, "%s() unitid=0x%x\n", __func__, port->hwcfg.sourceid); + + 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 */ + vb.ucVideoBitRateMode = 0; + vb.dwVideoBitRate = port->encoder_params.bitrate; + vb.dwVideoBitRatePeak = vb.dwVideoBitRate; + ret = saa7164_cmd_send(port->dev, port->hwcfg.sourceid, SET_CUR, + EU_VIDEO_BIT_RATE_CONTROL, sizeof(tmComResEncVideoBitRate_t), &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(tmComResEncAudioBitRate_t), &ab); + if (ret != SAA_OK) + printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret); + + saa7164_api_set_aspect_ratio(port); + + return ret; +} + +int saa7164_api_get_encoder(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + tmComResEncVideoBitRate_t v; + tmComResEncAudioBitRate_t a; + tmComResEncVideoInputAspectRatio_t 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_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(tmComResEncVideoInputAspectRatio_t), &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; + tmComResEncVideoInputAspectRatio_t 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(tmComResEncVideoInputAspectRatio_t), &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; + tmComResAudioDefaults_t lvl; + tmComResTunerStandard_t 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(tmComResAudioDefaults_t), &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; + tmComResTunerStandardAuto_t 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; +} + +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()\n", __func__); + + 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); + + //saa7164_dumphex16(dev, buf, 16); + + 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; + int ret = 0; + u8 agc_disable; + + dprintk(DBGLVL_API, "%s(%p, 0x%x)\n", __func__, port, 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"); + saa7164_api_set_dif(port, 0x00, 0x80); /* Undefined Video Standard */ + 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 ret; +} + +/* 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 = 0; + int ret = -EINVAL; + u32 std = 0; + + 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 requried. + */ + 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 + BUG(); + + if (p) + ret = saa7164_api_configure_dif(p, std); + + return ret; +} + int saa7164_api_transition_port(struct saa7164_port *port, u8 mode) { int ret; @@ -96,9 +633,43 @@ int saa7164_api_configure_port_mpeg2ts(struct saa7164_dev *dev, return 0; } +int saa7164_api_configure_port_mpeg2ps(struct saa7164_dev *dev, + struct saa7164_port *port, + tmComResPSFormatDescrHeader_t *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; +} + int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len) { - struct saa7164_port *port = 0; + struct saa7164_port *tsport = 0; + struct saa7164_port *encport = 0; u32 idx, next_offset; int i; tmComResDescrHeader_t *hdr, *t; @@ -108,6 +679,11 @@ int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len) tmComResTunerDescrHeader_t *tunerunithdr; tmComResDMATermDescrHeader_t *vcoutputtermhdr; tmComResTSFormatDescrHeader_t *tsfmt; + tmComResPSFormatDescrHeader_t *psfmt; + tmComResSelDescrHeader_t *psel; + tmComResProcDescrHeader_t *pdh; + tmComResAFeatureDescrHeader_t *afd; + tmComResEncoderDescrHeader_t *edh; u32 currpath = 0; dprintk(DBGLVL_API, @@ -244,17 +820,25 @@ int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len) tsfmt = (tmComResTSFormatDescrHeader_t *)t; if (currpath == 1) - port = &dev->ts1; + tsport = &dev->ports[ SAA7164_PORT_TS1 ]; else - port = &dev->ts2; - memcpy(&port->hwcfg, vcoutputtermhdr, + tsport = &dev->ports[ SAA7164_PORT_TS2 ]; + memcpy(&tsport->hwcfg, vcoutputtermhdr, sizeof(*vcoutputtermhdr)); saa7164_api_configure_port_mpeg2ts(dev, - port, tsfmt); + tsport, tsfmt); break; case VS_FORMAT_MPEG2PS: - dprintk(DBGLVL_API, - " = VS_FORMAT_MPEG2PS\n"); + psfmt = + (tmComResPSFormatDescrHeader_t *)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: dprintk(DBGLVL_API, @@ -297,18 +881,80 @@ int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len) 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(tmComResTunerDescrHeader_t)); + dprintk(DBGLVL_API, " (becomes dev->enc[%d] tuner)\n", encport->nr); + } break; case VC_SELECTOR_UNIT: + psel = (tmComResSelDescrHeader_t *)(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 = (tmComResProcDescrHeader_t *)(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(tmComResProcDescrHeader_t)); + dprintk(DBGLVL_API, " (becomes dev->enc[%d])\n", encport->nr); + } break; case FEATURE_UNIT: + afd = (tmComResAFeatureDescrHeader_t *)(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(tmComResAFeatureDescrHeader_t)); + dprintk(DBGLVL_API, " (becomes dev->enc[%d])\n", encport->nr); break; case ENCODER_UNIT: + edh = (tmComResEncoderDescrHeader_t *)(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(tmComResEncoderDescrHeader_t)); + dprintk(DBGLVL_API, " (becomes dev->enc[%d])\n", encport->nr); + } break; case EXTENSION_UNIT: dprintk(DBGLVL_API, " EXTENSION_UNIT\n"); @@ -364,6 +1010,15 @@ int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len) 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(tmComResExtDevDescrHeader_t)); + dprintk(DBGLVL_API, " (becomes dev->enc[%d])\n", encport->nr); + } break; case PVC_INFRARED_UNIT: dprintk(DBGLVL_API, " PVC_INFRARED_UNIT\n"); diff --git a/drivers/media/video/saa7164/saa7164-buffer.c b/drivers/media/video/saa7164/saa7164-buffer.c index 6f58af4..5fccecd 100644 --- a/drivers/media/video/saa7164/saa7164-buffer.c +++ b/drivers/media/video/saa7164/saa7164-buffer.c @@ -265,3 +265,41 @@ int saa7164_buffer_cfg_port(struct saa7164_port *port) return 0; } +struct saa7164_user_buffer *saa7164_buffer_alloc_user(struct saa7164_dev *dev, u32 len) +{ + struct saa7164_user_buffer *buf; + + buf = kzalloc(sizeof(struct saa7164_user_buffer), GFP_KERNEL); + if (buf == 0) + return 0; + + buf->data = kzalloc(len, GFP_KERNEL); + + if (buf->data == 0) { + kfree(buf); + return 0; + } + + buf->actual_size = len; + buf->pos = 0; + + dprintk(DBGLVL_BUF, "%s() allocated user buffer @ 0x%p\n", + __func__, buf); + + return buf; +} + +void saa7164_buffer_dealloc_user(struct saa7164_user_buffer *buf) +{ + if (!buf) + return; + + if (buf->data) { + kfree(buf->data); + buf->data = 0; + } + + if (buf) + kfree(buf); +} + diff --git a/drivers/media/video/saa7164/saa7164-cards.c b/drivers/media/video/saa7164/saa7164-cards.c index bd04ae0..81baa36 100644 --- a/drivers/media/video/saa7164/saa7164-cards.c +++ b/drivers/media/video/saa7164/saa7164-cards.c @@ -55,6 +55,8 @@ struct saa7164_board saa7164_boards[] = { .name = "Hauppauge WinTV-HVR2200", .porta = SAA7164_MPEG_DVB, .portb = SAA7164_MPEG_DVB, + .portc = SAA7164_MPEG_ENCODER, + .portd = SAA7164_MPEG_ENCODER, .chiprev = SAA7164_CHIP_REV3, .unit = {{ .id = 0x1d, @@ -97,6 +99,8 @@ struct saa7164_board saa7164_boards[] = { .name = "Hauppauge WinTV-HVR2200", .porta = SAA7164_MPEG_DVB, .portb = SAA7164_MPEG_DVB, + .portc = SAA7164_MPEG_ENCODER, + .portd = SAA7164_MPEG_ENCODER, .chiprev = SAA7164_CHIP_REV2, .unit = {{ .id = 0x06, @@ -139,6 +143,8 @@ struct saa7164_board saa7164_boards[] = { .name = "Hauppauge WinTV-HVR2200", .porta = SAA7164_MPEG_DVB, .portb = SAA7164_MPEG_DVB, + .portc = SAA7164_MPEG_ENCODER, + .portd = SAA7164_MPEG_ENCODER, .chiprev = SAA7164_CHIP_REV2, .unit = {{ .id = 0x1d, @@ -195,6 +201,10 @@ struct saa7164_board saa7164_boards[] = { .name = "Hauppauge WinTV-HVR2250", .porta = SAA7164_MPEG_DVB, .portb = SAA7164_MPEG_DVB, + .portc = SAA7164_MPEG_ENCODER, + .portd = SAA7164_MPEG_ENCODER, + .portc = SAA7164_MPEG_ENCODER, + .portd = SAA7164_MPEG_ENCODER, .chiprev = SAA7164_CHIP_REV3, .unit = {{ .id = 0x22, @@ -251,6 +261,8 @@ struct saa7164_board saa7164_boards[] = { .name = "Hauppauge WinTV-HVR2250", .porta = SAA7164_MPEG_DVB, .portb = SAA7164_MPEG_DVB, + .portc = SAA7164_MPEG_ENCODER, + .portd = SAA7164_MPEG_ENCODER, .chiprev = SAA7164_CHIP_REV3, .unit = {{ .id = 0x28, @@ -307,6 +319,8 @@ struct saa7164_board saa7164_boards[] = { .name = "Hauppauge WinTV-HVR2250", .porta = SAA7164_MPEG_DVB, .portb = SAA7164_MPEG_DVB, + .portc = SAA7164_MPEG_ENCODER, + .portd = SAA7164_MPEG_ENCODER, .chiprev = SAA7164_CHIP_REV3, .unit = {{ .id = 0x26, diff --git a/drivers/media/video/saa7164/saa7164-core.c b/drivers/media/video/saa7164/saa7164-core.c index 88c36bd..b8e56d8 100644 --- a/drivers/media/video/saa7164/saa7164-core.c +++ b/drivers/media/video/saa7164/saa7164-core.c @@ -82,6 +82,69 @@ static void saa7164_buffer_deliver(struct saa7164_buffer *buf) } +static irqreturn_t saa7164_irq_encoder(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + struct saa7164_buffer *buf; + struct saa7164_user_buffer *ubuf; + struct list_head *c, *n; + int wp, i = 0, rp; + + /* Find the current write point from the hardware */ + wp = saa7164_readl(port->bufcounter); + if (wp > (port->hwcfg.buffercount - 1)) + BUG(); + + /* Find the previous buffer to the current write point */ + if (wp == 0) + rp = 7; + else + rp = wp - 1; + + /* Lookup the WP in the buffer list */ + /* TODO: turn this into a worker thread */ + list_for_each_safe(c, n, &port->dmaqueue.list) { + buf = list_entry(c, struct saa7164_buffer, list); + if (i++ > port->hwcfg.buffercount) + BUG(); + + if (buf->idx == rp) { + /* Found the buffer, deal with it */ + dprintk(DBGLVL_IRQ, "%s() wp: %d processing: %d\n", + __func__, wp, rp); + + /* */ + /* find a free user buffer and clone to it */ + if (!list_empty(&port->list_buf_free.list)) { + + /* Pull the first buffer from the used list */ + ubuf = list_first_entry(&port->list_buf_free.list, + struct saa7164_user_buffer, list); + + if (ubuf->actual_size == buf->actual_size) + memcpy(ubuf->data, buf->cpu, ubuf->actual_size); + + /* Requeue the buffer on the free list */ + ubuf->pos = 0; + + +// mutex_lock(&port->dmaqueue_lock); + list_move_tail(&ubuf->list, &port->list_buf_used.list); +// mutex_unlock(&port->dmaqueue_lock); + + /* Flag any userland waiters */ + wake_up_interruptible(&port->wait_read); + + } else + printk(KERN_ERR "encirq no free buffers\n"); + + break; + } + + } + return 0; +} + static irqreturn_t saa7164_irq_ts(struct saa7164_port *port) { struct saa7164_dev *dev = port->dev; @@ -123,6 +186,11 @@ static irqreturn_t saa7164_irq_ts(struct saa7164_port *port) static irqreturn_t saa7164_irq(int irq, void *dev_id) { struct saa7164_dev *dev = dev_id; + struct saa7164_port *porta = &dev->ports[ SAA7164_PORT_TS1 ]; + struct saa7164_port *portb = &dev->ports[ SAA7164_PORT_TS2 ]; + struct saa7164_port *portc = &dev->ports[ SAA7164_PORT_ENC1 ]; + struct saa7164_port *portd = &dev->ports[ SAA7164_PORT_ENC2 ]; + u32 intid, intstat[INT_SIZE/4]; int i, handled = 0, bit; @@ -168,17 +236,25 @@ static irqreturn_t saa7164_irq(int irq, void *dev_id) if (intid == dev->intfdesc.bInterruptId) { /* A response to an cmd/api call */ schedule_work(&dev->workcmd); - } else if (intid == - dev->ts1.hwcfg.interruptid) { + } else if (intid == porta->hwcfg.interruptid) { /* Transport path 1 */ - saa7164_irq_ts(&dev->ts1); + saa7164_irq_ts(porta); - } else if (intid == - dev->ts2.hwcfg.interruptid) { + } else if (intid == portb->hwcfg.interruptid) { /* Transport path 2 */ - saa7164_irq_ts(&dev->ts2); + saa7164_irq_ts(portb); + + } else if (intid == portc->hwcfg.interruptid) { + + /* Encoder path 1 */ + saa7164_irq_encoder(portc); + + } else if (intid == portd->hwcfg.interruptid) { + + /* Encoder path 1 */ + saa7164_irq_encoder(portd); } else { /* Find the function */ @@ -402,6 +478,37 @@ static int get_resources(struct saa7164_dev *dev) return -EBUSY; } +static int saa7164_port_init(struct saa7164_dev *dev, int portnr) +{ + struct saa7164_port *port = 0; + + if ((portnr < 0) || (portnr >= SAA7164_MAX_PORTS)) + BUG(); + + port = &dev->ports[ portnr ]; + + port->dev = dev; + port->nr = portnr; + + if ((portnr == SAA7164_PORT_TS1) || (portnr == SAA7164_PORT_TS2)) + port->type = SAA7164_MPEG_DVB; + else + if ((portnr == SAA7164_PORT_ENC1) || (portnr == SAA7164_PORT_ENC2)) + port->type = SAA7164_MPEG_ENCODER; + else + BUG(); + + /* Init all the critical resources */ + mutex_init(&port->dvb.lock); + INIT_LIST_HEAD(&port->dmaqueue.list); + mutex_init(&port->dmaqueue_lock); + + INIT_LIST_HEAD(&port->list_buf_used.list); + INIT_LIST_HEAD(&port->list_buf_free.list); + init_waitqueue_head(&port->wait_read); + return 0; +} + static int saa7164_dev_setup(struct saa7164_dev *dev) { int i; @@ -443,21 +550,11 @@ static int saa7164_dev_setup(struct saa7164_dev *dev) dev->i2c_bus[2].dev = dev; dev->i2c_bus[2].nr = 2; - /* Transport port A Defaults / setup */ - dev->ts1.dev = dev; - dev->ts1.nr = 0; - dev->ts1.type = SAA7164_MPEG_UNDEFINED; - mutex_init(&dev->ts1.dvb.lock); - INIT_LIST_HEAD(&dev->ts1.dmaqueue.list); - mutex_init(&dev->ts1.dmaqueue_lock); - - /* Transport port B Defaults / setup */ - dev->ts2.dev = dev; - dev->ts2.nr = 1; - dev->ts2.type = SAA7164_MPEG_UNDEFINED; - mutex_init(&dev->ts2.dvb.lock); - INIT_LIST_HEAD(&dev->ts2.dmaqueue.list); - mutex_init(&dev->ts2.dmaqueue_lock); + /* Transport + Encoder ports 1, 2, 3, 4 - Defaults / setup */ + saa7164_port_init(dev, SAA7164_PORT_TS1); + saa7164_port_init(dev, SAA7164_PORT_TS2); + saa7164_port_init(dev, SAA7164_PORT_ENC1); + saa7164_port_init(dev, SAA7164_PORT_ENC2); if (get_resources(dev) < 0) { printk(KERN_ERR "CORE %s No more PCIe resources for " @@ -631,7 +728,7 @@ static int __devinit saa7164_initdev(struct pci_dev *pci_dev, /* Begin to create the video sub-systems and register funcs */ if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB) { - if (saa7164_dvb_register(&dev->ts1) < 0) { + if (saa7164_dvb_register(&dev->ports[ SAA7164_PORT_TS1 ]) < 0) { printk(KERN_ERR "%s() Failed to register " "dvb adapters on porta\n", __func__); @@ -639,13 +736,27 @@ static int __devinit saa7164_initdev(struct pci_dev *pci_dev, } if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB) { - if (saa7164_dvb_register(&dev->ts2) < 0) { + if (saa7164_dvb_register(&dev->ports[ SAA7164_PORT_TS2 ]) < 0) { printk(KERN_ERR"%s() Failed to register " "dvb adapters on portb\n", __func__); } } + if (saa7164_boards[dev->board].portc == SAA7164_MPEG_ENCODER) { + if (saa7164_encoder_register(&dev->ports[ SAA7164_PORT_ENC1 ]) < 0) { + printk(KERN_ERR"%s() Failed to register " + "mpeg encoder\n", __func__); + } + } + + if (saa7164_boards[dev->board].portd == SAA7164_MPEG_ENCODER) { + if (saa7164_encoder_register(&dev->ports[ SAA7164_PORT_ENC2 ]) < 0) { + printk(KERN_ERR"%s() Failed to register " + "mpeg encoder\n", __func__); + } + } + } /* != BOARD_UNKNOWN */ else printk(KERN_ERR "%s() Unsupported board detected, " @@ -676,10 +787,16 @@ static void __devexit saa7164_finidev(struct pci_dev *pci_dev) saa7164_shutdown(dev); if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB) - saa7164_dvb_unregister(&dev->ts1); + saa7164_dvb_unregister(&dev->ports[ SAA7164_PORT_TS1 ]); if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB) - saa7164_dvb_unregister(&dev->ts2); + saa7164_dvb_unregister(&dev->ports[ SAA7164_PORT_TS2 ]); + + if (saa7164_boards[dev->board].portc == SAA7164_MPEG_ENCODER) + saa7164_encoder_unregister(&dev->ports[ SAA7164_PORT_ENC1 ]); + + if (saa7164_boards[dev->board].portd == SAA7164_MPEG_ENCODER) + saa7164_encoder_unregister(&dev->ports[ SAA7164_PORT_ENC2 ]); saa7164_i2c_unregister(&dev->i2c_bus[0]); saa7164_i2c_unregister(&dev->i2c_bus[1]); diff --git a/drivers/media/video/saa7164/saa7164-encoder.c b/drivers/media/video/saa7164/saa7164-encoder.c index eae0e1b..74aec26 100644 --- a/drivers/media/video/saa7164/saa7164-encoder.c +++ b/drivers/media/video/saa7164/saa7164-encoder.c @@ -21,3 +21,1374 @@ #include "saa7164.h" +#define ENCODER_MAX_BITRATE 6500000 +#define ENCODER_MIN_BITRATE 1000000 +#define ENCODER_DEF_BITRATE 5000000 + +static struct saa7164_tvnorm saa7164_tvnorms[] = { + { + .name = "NTSC-M", + .id = V4L2_STD_NTSC_M, + }, { + .name = "NTSC-JP", + .id = V4L2_STD_NTSC_M_JP, + } +}; + +static const u32 saa7164_v4l2_ctrls[] = { + V4L2_CID_BRIGHTNESS, + V4L2_CID_CONTRAST, + V4L2_CID_SATURATION, + V4L2_CID_HUE, + V4L2_CID_AUDIO_VOLUME, + V4L2_CID_SHARPNESS, + V4L2_CID_MPEG_VIDEO_ASPECT, + V4L2_CID_MPEG_STREAM_TYPE, + V4L2_CID_MPEG_AUDIO_MUTE, + V4L2_CID_MPEG_VIDEO_BITRATE, + 0 +}; + +/* Take the encoder configuration form the port struct and + * flush it to the hardware. + */ +static void saa7164_encoder_configure(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + port->encoder_params.width = port->width; + port->encoder_params.height = port->height; + port->encoder_params.is_50hz = + (port->encodernorm.id & V4L2_STD_625_50) != 0; + + /* Set up the DIF (enable it) for analog mode by default */ + saa7164_api_initialize_dif(port); + + /* Configure the correct video standard */ + saa7164_api_configure_dif(port, port->encodernorm.id); + + /* Ensure the audio decoder is correct configured */ + saa7164_api_set_audio_std(port); +} + +/* One time configuration at registration time */ +static int saa7164_encoder_initialize(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + saa7164_encoder_configure(port); + + return 0; +} + +/* -- V4L2 --------------------------------------------------------- */ +static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + unsigned int i; + + dprintk(DBGLVL_ENC, "%s(id=0x%x)\n", __func__, (u32)*id); + + for (i = 0; i < ARRAY_SIZE(saa7164_tvnorms); i++) { + if (*id & saa7164_tvnorms[i].id) + break; + } + if (i == ARRAY_SIZE(saa7164_tvnorms)) + return -EINVAL; + + port->encodernorm = saa7164_tvnorms[i]; + + /* Update the audio decoder while is not running in + * auto detect mode. + */ + saa7164_api_set_audio_std(port); + + dprintk(DBGLVL_ENC, "%s(id=0x%x) OK\n", __func__, (u32)*id); + + return 0; +} + +static int vidioc_enum_input(struct file *file, void *priv, + struct v4l2_input *i) +{ + int n; + + char *inputs[] = { "tuner", "composite", "svideo", "aux", + "composite", "svideo", "aux" }; + + if (i->index >= 7) + return -EINVAL; + + strcpy(i->name, inputs[ i->index ]); + + if (i->index == 0) + i->type = V4L2_INPUT_TYPE_TUNER; + else + i->type = V4L2_INPUT_TYPE_CAMERA; + + for (n = 0; n < ARRAY_SIZE(saa7164_tvnorms); n++) + i->std |= saa7164_tvnorms[n].id; + + return 0; +} + +static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + if (saa7164_api_get_videomux(port) != SAA_OK) + return -EIO; + + *i = (port->mux_input - 1); + + dprintk(DBGLVL_ENC, "%s() input=%d\n", __func__, *i); + + return 0; +} + +static int vidioc_s_input(struct file *file, void *priv, unsigned int i) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + dprintk(DBGLVL_ENC, "%s() input=%d\n", __func__, i); + + if (i >= 7) + return -EINVAL; + + port->mux_input = i + 1; + + if (saa7164_api_set_videomux(port) != SAA_OK) + return -EIO; + + return 0; +} + +static int vidioc_g_tuner(struct file *file, void *priv, + struct v4l2_tuner *t) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + if (0 != t->index) + return -EINVAL; + + strcpy(t->name, "tuner"); + t->type = V4L2_TUNER_ANALOG_TV; + t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO; + + dprintk(DBGLVL_ENC, "VIDIOC_G_TUNER: tuner type %d\n", t->type); + + return 0; +} + +static int vidioc_s_tuner(struct file *file, void *priv, + struct v4l2_tuner *t) +{ + + /* Update the A/V core */ + + return 0; +} + +static int vidioc_g_frequency(struct file *file, void *priv, + struct v4l2_frequency *f) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + + f->type = V4L2_TUNER_ANALOG_TV; + f->frequency = port->freq; + + return 0; +} + +static int vidioc_s_frequency(struct file *file, void *priv, + struct v4l2_frequency *f) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + struct saa7164_port *tsport; + struct dvb_frontend *fe; + + /* TODO: Pull this for the std */ + struct analog_parameters params = { + .mode = V4L2_TUNER_ANALOG_TV, + .audmode = V4L2_TUNER_MODE_STEREO, + .std = port->encodernorm.id, + .frequency = f->frequency + }; + + /* Stop the encoder */ + dprintk(DBGLVL_ENC, "%s() frequency=%d tuner=%d\n", __func__, + f->frequency, f->tuner); + + if (f->tuner != 0) + return -EINVAL; + + if (f->type != V4L2_TUNER_ANALOG_TV) + return -EINVAL; + + port->freq = f->frequency; + + /* Update the hardware */ + if (port->nr == SAA7164_PORT_ENC1) + tsport = &dev->ports[ SAA7164_PORT_TS1 ]; + else + if (port->nr == SAA7164_PORT_ENC2) + tsport = &dev->ports[ SAA7164_PORT_TS2 ]; + else + BUG(); + + fe = tsport->dvb.frontend; + + if (fe && fe->ops.tuner_ops.set_analog_params) + fe->ops.tuner_ops.set_analog_params(fe, ¶ms); + else + printk(KERN_ERR "%s() No analog tuner, aborting\n", __func__); + + saa7164_encoder_initialize(port); + + return 0; +} + +static int vidioc_g_ctrl(struct file *file, void *priv, + struct v4l2_control *ctl) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + dprintk(DBGLVL_ENC, "%s(id=%d, value=%d)\n", __func__, + ctl->id, ctl->value); + + switch (ctl->id) { + case V4L2_CID_BRIGHTNESS: + ctl->value = port->ctl_brightness; + break; + case V4L2_CID_CONTRAST: + ctl->value = port->ctl_contrast; + break; + case V4L2_CID_SATURATION: + ctl->value = port->ctl_saturation; + break; + case V4L2_CID_HUE: + ctl->value = port->ctl_hue; + break; + case V4L2_CID_SHARPNESS: + ctl->value = port->ctl_sharpness; + break; + case V4L2_CID_AUDIO_VOLUME: + ctl->value = port->ctl_volume; + break; + default: + return -EINVAL; + } + + return 0; +} + +static int vidioc_s_ctrl(struct file *file, void *priv, + struct v4l2_control *ctl) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + int ret = 0; + + dprintk(DBGLVL_ENC, "%s(id=%d, value=%d)\n", __func__, + ctl->id, ctl->value); + + switch (ctl->id) { + case V4L2_CID_BRIGHTNESS: + if ((ctl->value >= 0) && (ctl->value <= 255)) { + port->ctl_brightness = ctl->value; + saa7164_api_set_usercontrol(port, + PU_BRIGHTNESS_CONTROL); + } else + ret = -EINVAL; + break; + case V4L2_CID_CONTRAST: + if ((ctl->value >= 0) && (ctl->value <= 255)) { + port->ctl_contrast = ctl->value; + saa7164_api_set_usercontrol(port, PU_CONTRAST_CONTROL); + } else + ret = -EINVAL; + break; + case V4L2_CID_SATURATION: + if ((ctl->value >= 0) && (ctl->value <= 255)) { + port->ctl_saturation = ctl->value; + saa7164_api_set_usercontrol(port, + PU_SATURATION_CONTROL); + } else + ret = -EINVAL; + break; + case V4L2_CID_HUE: + if ((ctl->value >= 0) && (ctl->value <= 255)) { + port->ctl_hue = ctl->value; + saa7164_api_set_usercontrol(port, PU_HUE_CONTROL); + } else + ret = -EINVAL; + break; + case V4L2_CID_SHARPNESS: + if ((ctl->value >= 0) && (ctl->value <= 255)) { + port->ctl_sharpness = ctl->value; + saa7164_api_set_usercontrol(port, PU_SHARPNESS_CONTROL); + } else + ret = -EINVAL; + break; + case V4L2_CID_AUDIO_VOLUME: + if ((ctl->value >= -83) && (ctl->value <= 24)) { + port->ctl_volume = ctl->value; + saa7164_api_set_audio_volume(port, port->ctl_volume); + } else + ret = -EINVAL; + break; + default: + ret = -EINVAL; + } + + return ret; +} + +static int saa7164_get_ctrl(struct saa7164_port *port, + struct v4l2_ext_control *ctrl) +{ + struct saa7164_encoder_params *params = &port->encoder_params; + + switch (ctrl->id) { + case V4L2_CID_MPEG_VIDEO_BITRATE: + ctrl->value = params->bitrate; + break; + case V4L2_CID_MPEG_STREAM_TYPE: + ctrl->value = params->stream_type; + break; + case V4L2_CID_MPEG_AUDIO_MUTE: + ctrl->value = params->ctl_mute; + break; + case V4L2_CID_MPEG_VIDEO_ASPECT: + ctrl->value = params->ctl_aspect; + break; + default: + return -EINVAL; + } + return 0; +} + +static int vidioc_g_ext_ctrls(struct file *file, void *priv, + struct v4l2_ext_controls *ctrls) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + int i, err = 0; + + if (ctrls->ctrl_class == V4L2_CTRL_CLASS_MPEG) { + for (i = 0; i < ctrls->count; i++) { + struct v4l2_ext_control *ctrl = ctrls->controls + i; + + err = saa7164_get_ctrl(port, ctrl); + if (err) { + ctrls->error_idx = i; + break; + } + } + return err; + + } + + return -EINVAL; +} + +static int saa7164_try_ctrl(struct v4l2_ext_control *ctrl, int ac3) +{ + int ret = -EINVAL; + + switch (ctrl->id) { + case V4L2_CID_MPEG_VIDEO_BITRATE: + if ((ctrl->value >= ENCODER_MIN_BITRATE) && + (ctrl->value <= ENCODER_MAX_BITRATE)) + ret = 0; + break; + case V4L2_CID_MPEG_STREAM_TYPE: + if (ctrl->value == V4L2_MPEG_STREAM_TYPE_MPEG2_PS) + ret = 0; + break; + case V4L2_CID_MPEG_AUDIO_MUTE: + if ((ctrl->value >= 0) && + (ctrl->value <= 1)) + ret = 0; + break; + case V4L2_CID_MPEG_VIDEO_ASPECT: + if ((ctrl->value >= V4L2_MPEG_VIDEO_ASPECT_1x1) && + (ctrl->value <= V4L2_MPEG_VIDEO_ASPECT_221x100)) + ret = 0; + break; + case V4L2_CID_MPEG_VIDEO_GOP_SIZE: + if ((ctrl->value >= 0) && + (ctrl->value <= 255)) + ret = 0; + break; + default: + ret = -EINVAL; + } + + return ret; +} + +static int vidioc_try_ext_ctrls(struct file *file, void *priv, + struct v4l2_ext_controls *ctrls) +{ + int i, err = 0; + + if (ctrls->ctrl_class == V4L2_CTRL_CLASS_MPEG) { + for (i = 0; i < ctrls->count; i++) { + struct v4l2_ext_control *ctrl = ctrls->controls + i; + + err = saa7164_try_ctrl(ctrl, 0); + if (err) { + ctrls->error_idx = i; + break; + } + } + return err; + } + + return -EINVAL; +} + +static int saa7164_set_ctrl(struct saa7164_port *port, + struct v4l2_ext_control *ctrl) +{ + struct saa7164_encoder_params *params = &port->encoder_params; + int ret = 0; + + switch (ctrl->id) { + case V4L2_CID_MPEG_VIDEO_BITRATE: + params->bitrate = ctrl->value; + break; + case V4L2_CID_MPEG_STREAM_TYPE: + params->stream_type = ctrl->value; + break; + case V4L2_CID_MPEG_AUDIO_MUTE: + params->ctl_mute = ctrl->value; + ret = saa7164_api_audio_mute(port, params->ctl_mute); + if (ret != SAA_OK) { + printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, + ret); + ret = -EIO; + } + break; + case V4L2_CID_MPEG_VIDEO_ASPECT: + params->ctl_aspect = ctrl->value; + ret = saa7164_api_set_aspect_ratio(port); + if (ret != SAA_OK) { + printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, + ret); + ret = -EIO; + } + break; + default: + return -EINVAL; + } + + /* TODO: Update the hardware */ + + return ret; +} + +static int vidioc_s_ext_ctrls(struct file *file, void *priv, + struct v4l2_ext_controls *ctrls) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + int i, err = 0; + + if (ctrls->ctrl_class == V4L2_CTRL_CLASS_MPEG) { + for (i = 0; i < ctrls->count; i++) { + struct v4l2_ext_control *ctrl = ctrls->controls + i; + + err = saa7164_try_ctrl(ctrl, 0); + if (err) { + ctrls->error_idx = i; + break; + } + err = saa7164_set_ctrl(port, ctrl); + if (err) { + ctrls->error_idx = i; + break; + } + } + return err; + + } + + return -EINVAL; +} + +static int vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + strcpy(cap->driver, dev->name); + strlcpy(cap->card, saa7164_boards[dev->board].name, + sizeof(cap->card)); + sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci)); + + cap->capabilities = + V4L2_CAP_VIDEO_CAPTURE | + V4L2_CAP_READWRITE | + V4L2_CAP_STREAMING | + 0; + + cap->capabilities |= V4L2_CAP_TUNER; + cap->version = 0; + + return 0; +} + +static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + if (f->index != 0) + return -EINVAL; + + strlcpy(f->description, "MPEG", sizeof(f->description)); + f->pixelformat = V4L2_PIX_FMT_MPEG; + + return 0; +} + +static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.sizeimage = + port->ts_packet_size * port->ts_packet_count; + f->fmt.pix.colorspace = 0; + f->fmt.pix.width = port->width; + f->fmt.pix.height = port->height; + + dprintk(DBGLVL_ENC, "VIDIOC_G_FMT: w: %d, h: %d\n", + port->width, port->height); + + return 0; +} + +static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.sizeimage = + port->ts_packet_size * port->ts_packet_count; + f->fmt.pix.colorspace = 0; + dprintk(DBGLVL_ENC, "VIDIOC_TRY_FMT: w: %d, h: %d\n", + port->width, port->height); + return 0; +} + +static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *f) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.sizeimage = + port->ts_packet_size * port->ts_packet_count; + f->fmt.pix.colorspace = 0; + + dprintk(DBGLVL_ENC, "VIDIOC_S_FMT: w: %d, h: %d, f: %d\n", + f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field); + + return 0; +} + +static int vidioc_log_status(struct file *file, void *priv) +{ + return 0; +} + +static int fill_queryctrl(struct saa7164_encoder_params *params, + struct v4l2_queryctrl *c) +{ + switch (c->id) { + case V4L2_CID_BRIGHTNESS: + return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 127); + case V4L2_CID_CONTRAST: + return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 66); + case V4L2_CID_SATURATION: + return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 62); + case V4L2_CID_HUE: + return v4l2_ctrl_query_fill(c, 0x0, 0xff, 1, 128); + case V4L2_CID_SHARPNESS: + return v4l2_ctrl_query_fill(c, 0x0, 0x0f, 1, 8); + case V4L2_CID_MPEG_AUDIO_MUTE: + return v4l2_ctrl_query_fill(c, 0x0, 0x01, 1, 0); + case V4L2_CID_AUDIO_VOLUME: + return v4l2_ctrl_query_fill(c, -83, 24, 1, 20); + case V4L2_CID_MPEG_VIDEO_BITRATE: + return v4l2_ctrl_query_fill(c, + ENCODER_MIN_BITRATE, ENCODER_MAX_BITRATE, + 100000, ENCODER_DEF_BITRATE); + case V4L2_CID_MPEG_STREAM_TYPE: + return v4l2_ctrl_query_fill(c, + V4L2_MPEG_STREAM_TYPE_MPEG2_PS, + V4L2_MPEG_STREAM_TYPE_MPEG2_PS, + 0, V4L2_MPEG_STREAM_TYPE_MPEG2_PS); + case V4L2_CID_MPEG_VIDEO_ASPECT: + return v4l2_ctrl_query_fill(c, + V4L2_MPEG_VIDEO_ASPECT_1x1, + V4L2_MPEG_VIDEO_ASPECT_221x100, + 1, V4L2_MPEG_VIDEO_ASPECT_4x3); + case V4L2_CID_MPEG_VIDEO_GOP_SIZE: + return v4l2_ctrl_query_fill(c, 1, 255, 1, 15); + default: + return -EINVAL; + } +} + +static int vidioc_queryctrl(struct file *file, void *priv, + struct v4l2_queryctrl *c) +{ + struct saa7164_fh *fh = priv; + struct saa7164_port *port = fh->port; + int i, next; + u32 id = c->id; + + memset(c, 0, sizeof(*c)); + + next = !!(id & V4L2_CTRL_FLAG_NEXT_CTRL); + c->id = id & ~V4L2_CTRL_FLAG_NEXT_CTRL; + + for (i = 0; i < ARRAY_SIZE(saa7164_v4l2_ctrls); i++) { + if (next) { + if (c->id < saa7164_v4l2_ctrls[i]) + c->id = saa7164_v4l2_ctrls[i]; + else + continue; + } + + if (c->id == saa7164_v4l2_ctrls[i]) + return fill_queryctrl(&port->encoder_params, c); + + if (c->id < saa7164_v4l2_ctrls[i]) + break; + } + + return -EINVAL; +} + +static int saa7164_encoder_stop_port(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + int ret; + + ret = saa7164_api_transition_port(port, SAA_DMASTATE_STOP); + if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() stop transition failed, ret = 0x%x\n", + __func__, ret); + ret = -EIO; + } else { + dprintk(DBGLVL_ENC, "%s() Stopped\n", __func__); + ret = 0; + } + + return ret; +} + +static int saa7164_encoder_acquire_port(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + int ret; + + ret = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE); + if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() acquire transition failed, ret = 0x%x\n", + __func__, ret); + ret = -EIO; + } else { + dprintk(DBGLVL_ENC, "%s() Acquired\n", __func__); + ret = 0; + } + + return ret; +} + +static int saa7164_encoder_pause_port(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + int ret; + + ret = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE); + if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() pause transition failed, ret = 0x%x\n", + __func__, ret); + ret = -EIO; + } else { + dprintk(DBGLVL_ENC, "%s() Paused\n", __func__); + ret = 0; + } + + return ret; +} + +/* Firmware is very windows centric, meaning you have to transition + * the part through AVStream / KS Windows stages, forwards or backwards. + * States are: stopped, acquired (h/w), paused, started. + * We have to leave here will all of the soft buffers on the free list, + * else the cfg_post() func won't have soft buffers to correctly configure. + */ +static int saa7164_encoder_stop_streaming(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + struct saa7164_buffer *buf; + struct saa7164_user_buffer *ubuf; + struct list_head *c, *n; + int ret; + + dprintk(DBGLVL_ENC, "%s(port=%d)\n", __func__, port->nr); + + ret = saa7164_encoder_pause_port(port); + ret = saa7164_encoder_acquire_port(port); + ret = saa7164_encoder_stop_port(port); + + dprintk(DBGLVL_ENC, "%s(port=%d) Hardware stopped\n", __func__, + port->nr); + + mutex_lock(&port->dmaqueue_lock); + + /* Reset the hard and soft buffer state */ + list_for_each_safe(c, n, &port->dmaqueue.list) { + buf = list_entry(c, struct saa7164_buffer, list); + buf->flags = SAA7164_BUFFER_FREE; + buf->pos = 0; + } + + list_for_each_safe(c, n, &port->list_buf_used.list) { + ubuf = list_entry(c, struct saa7164_user_buffer, list); + ubuf->pos = 0; + list_move_tail(&ubuf->list, &port->list_buf_free.list); + } + + mutex_unlock(&port->dmaqueue_lock); + dprintk(DBGLVL_ENC, "%s(port=%d) Released\n", __func__, port->nr); + + return ret; +} + +static int saa7164_encoder_start_streaming(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + int result, ret = 0; + + dprintk(DBGLVL_ENC, "%s(port=%d)\n", __func__, port->nr); + + /* Configure the encoder with any cache values */ + saa7164_api_set_encoder(port); + + saa7164_buffer_cfg_port(port); + + /* Acquire the hardware */ + result = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE); + if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() acquire transition failed, res = 0x%x\n", + __func__, result); + + /* Stop the hardware, regardless */ + result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP); + if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() acquire/forced stop transition " + "failed, res = 0x%x\n", __func__, result); + } + ret = -EIO; + goto out; + } else + dprintk(DBGLVL_ENC, "%s() Acquired\n", __func__); + + /* Pause the hardware */ + result = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE); + if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() pause transition failed, res = 0x%x\n", + __func__, result); + + /* Stop the hardware, regardless */ + result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP); + if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() pause/forced stop transition " + "failed, res = 0x%x\n", __func__, result); + } + + ret = -EIO; + goto out; + } else + dprintk(DBGLVL_ENC, "%s() Paused\n", __func__); + + /* Start the hardware */ + result = saa7164_api_transition_port(port, SAA_DMASTATE_RUN); + if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() run transition failed, result = 0x%x\n", + __func__, result); + + /* Stop the hardware, regardless */ + result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP); + if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) { + printk(KERN_ERR "%s() run/forced stop transition " + "failed, res = 0x%x\n", __func__, result); + } + + ret = -EIO; + } else + dprintk(DBGLVL_ENC, "%s() Running\n", __func__); + +out: + return ret; +} + +static int fops_open(struct file *file) +{ + struct saa7164_dev *h, *dev = NULL; + struct saa7164_port *port = NULL; + struct saa7164_port *portc = NULL; + struct saa7164_port *portd = NULL; + struct saa7164_fh *fh; + struct list_head *list; + int minor = video_devdata(file)->minor; + + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + /* TODO: Really, the BKL? - remove this */ + lock_kernel(); + list_for_each(list, &saa7164_devlist) { + h = list_entry(list, struct saa7164_dev, devlist); + + portc = &h->ports[ SAA7164_PORT_ENC1 ]; + portd = &h->ports[ SAA7164_PORT_ENC2 ]; + + if (portc->v4l_device && + portc->v4l_device->minor == minor) { + dev = h; + port = portc; + break; + } + + if (portd->v4l_device && + portd->v4l_device->minor == minor) { + dev = h; + port = portd; + break; + } + + } + + if (port == NULL) { + unlock_kernel(); + return -ENODEV; + } + + /* allocate + initialize per filehandle data */ + fh = kzalloc(sizeof(*fh), GFP_KERNEL); + if (NULL == fh) { + unlock_kernel(); + return -ENOMEM; + } + + file->private_data = fh; + fh->port = port; + + unlock_kernel(); + + return 0; +} + +static int fops_release(struct file *file) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_dev *dev = port->dev; + + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + /* Shut device down on last close */ + if (atomic_cmpxchg(&fh->v4l_reading, 1, 0) == 1) { + if (atomic_dec_return(&port->v4l_reader_count) == 0) { + /* stop mpeg capture then cancel buffers */ + saa7164_encoder_stop_streaming(port); + } + } + + file->private_data = NULL; + kfree(fh); + + return 0; +} + +struct saa7164_user_buffer *saa7164_enc_next_buf(struct saa7164_port *port) +{ + struct saa7164_user_buffer *buf = 0; + struct saa7164_dev *dev = port->dev; + + mutex_lock(&port->dmaqueue_lock); + if (!list_empty(&port->list_buf_used.list)) { + buf = list_first_entry(&port->list_buf_used.list, + struct saa7164_user_buffer, list); + } + mutex_unlock(&port->dmaqueue_lock); + + dprintk(DBGLVL_ENC, "%s() returns %p\n", __func__, buf); + + return buf; +} + +static ssize_t fops_read(struct file *file, char __user *buffer, + size_t count, loff_t *pos) +{ + struct saa7164_fh *fh = file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_user_buffer *ubuf = NULL; + struct saa7164_dev *dev = port->dev; + unsigned int ret = 0; + int rem, cnt; + u8 *p; + + if (*pos) + return -ESPIPE; + + if (atomic_cmpxchg(&fh->v4l_reading, 0, 1) == 0) { + if (atomic_inc_return(&port->v4l_reader_count) == 1) { + + if (saa7164_encoder_initialize(port) < 0) + return -EINVAL; + + saa7164_encoder_start_streaming(port); + msleep(200); + } + } + + /* blocking wait for buffer */ + if ((file->f_flags & O_NONBLOCK) == 0) { + if (wait_event_interruptible(port->wait_read, + saa7164_enc_next_buf(port))) { + return -ERESTARTSYS; + } + } + + /* Pull the first buffer from the used list */ + ubuf = saa7164_enc_next_buf(port); + + while ((count > 0) && ubuf) { + + /* set remaining bytes to copy */ + rem = ubuf->actual_size - ubuf->pos; + cnt = rem > count ? count : rem; + + p = ubuf->data + ubuf->pos; + + dprintk(DBGLVL_ENC, + "%s() count=%d cnt=%d rem=%d buf=%p buf->pos=%d\n", + __func__, (int)count, cnt, rem, ubuf, ubuf->pos); + + if (copy_to_user(buffer, p, cnt)) { + printk(KERN_ERR "%s() copy_to_user failed\n", __func__); + if (!ret) + ret = -EFAULT; + goto err; + } + + ubuf->pos += cnt; + count -= cnt; + buffer += cnt; + ret += cnt; + + if (ubuf->pos == ubuf->actual_size) { + + /* finished with current buffer, take next buffer */ + + /* Requeue the buffer on the free list */ + ubuf->pos = 0; + + mutex_lock(&port->dmaqueue_lock); + list_move_tail(&ubuf->list, &port->list_buf_free.list); + mutex_unlock(&port->dmaqueue_lock); + + /* Dequeue next */ + if ((file->f_flags & O_NONBLOCK) == 0) { + if (wait_event_interruptible(port->wait_read, + saa7164_enc_next_buf(port))) { + break; + } + } + ubuf = saa7164_enc_next_buf(port); + } + } +err: + if (!ret && !ubuf) + ret = -EAGAIN; + + return ret; +} + +static unsigned int fops_poll(struct file *file, poll_table *wait) +{ + struct saa7164_fh *fh = (struct saa7164_fh *)file->private_data; + struct saa7164_port *port = fh->port; + struct saa7164_user_buffer *ubuf; + unsigned int mask = 0; + + if (!video_is_registered(port->v4l_device)) { + return -EIO; + } + + if (atomic_cmpxchg(&fh->v4l_reading, 0, 1) == 0) { + if (atomic_inc_return(&port->v4l_reader_count) == 1) { + if (saa7164_encoder_initialize(port) < 0) + return -EINVAL; + saa7164_encoder_start_streaming(port); + msleep(200); + } + } + + /* blocking wait for buffer */ + if ((file->f_flags & O_NONBLOCK) == 0) { + if (wait_event_interruptible(port->wait_read, + saa7164_enc_next_buf(port))) { + return -ERESTARTSYS; + } + } + + /* Pull the first buffer from the used list */ + ubuf = list_first_entry(&port->list_buf_used.list, + struct saa7164_user_buffer, list); + + if (ubuf) + mask |= POLLIN | POLLRDNORM; + + return mask; +} + +static const struct v4l2_file_operations mpeg_fops = { + .owner = THIS_MODULE, + .open = fops_open, + .release = fops_release, + .read = fops_read, + .poll = fops_poll, + .unlocked_ioctl = video_ioctl2, +}; + +int saa7164_g_chip_ident(struct file *file, void *fh, + struct v4l2_dbg_chip_ident *chip) +{ + struct saa7164_port *port = ((struct saa7164_fh *)fh)->port; + struct saa7164_dev *dev = port->dev; + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + return 0; +} + +int saa7164_g_register(struct file *file, void *fh, + struct v4l2_dbg_register *reg) +{ + struct saa7164_port *port = ((struct saa7164_fh *)fh)->port; + struct saa7164_dev *dev = port->dev; + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + + return 0; +} + +int saa7164_s_register(struct file *file, void *fh, + struct v4l2_dbg_register *reg) +{ + struct saa7164_port *port = ((struct saa7164_fh *)fh)->port; + struct saa7164_dev *dev = port->dev; + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + + return 0; +} + +static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { + .vidioc_s_std = vidioc_s_std, + .vidioc_enum_input = vidioc_enum_input, + .vidioc_g_input = vidioc_g_input, + .vidioc_s_input = vidioc_s_input, + .vidioc_g_tuner = vidioc_g_tuner, + .vidioc_s_tuner = vidioc_s_tuner, + .vidioc_g_frequency = vidioc_g_frequency, + .vidioc_s_frequency = vidioc_s_frequency, + .vidioc_s_ctrl = vidioc_s_ctrl, + .vidioc_g_ctrl = vidioc_g_ctrl, + .vidioc_querycap = vidioc_querycap, + .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, + .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, + .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, + .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, + .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls, + .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls, + .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls, + .vidioc_log_status = vidioc_log_status, + .vidioc_queryctrl = vidioc_queryctrl, + .vidioc_g_chip_ident = saa7164_g_chip_ident, +#ifdef CONFIG_VIDEO_ADV_DEBUG + .vidioc_g_register = saa7164_g_register, + .vidioc_s_register = saa7164_s_register, +#endif +}; + +static struct video_device saa7164_mpeg_template = { + .name = "saa7164", + .fops = &mpeg_fops, + .ioctl_ops = &mpeg_ioctl_ops, + .minor = -1, + .tvnorms = SAA7164_NORMS, + .current_norm = V4L2_STD_NTSC_M, +}; + +static struct video_device *saa7164_encoder_alloc( + struct saa7164_port *port, + struct pci_dev *pci, + struct video_device *template, + char *type) +{ + struct video_device *vfd; + struct saa7164_dev *dev = port->dev; + + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + vfd = video_device_alloc(); + if (NULL == vfd) + return NULL; + + *vfd = *template; + snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name, + type, saa7164_boards[dev->board].name); + + vfd->parent = &pci->dev; + vfd->release = video_device_release; + return vfd; +} + +int saa7164_encoder_register(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + struct saa7164_buffer *buf; + struct saa7164_user_buffer *ubuf; + int result = -ENODEV, i; + int len = 0; + + dprintk(DBGLVL_ENC, "%s()\n", __func__); + + if (port->type != SAA7164_MPEG_ENCODER) + BUG(); + + /* Sanity check that the PCI configuration space is active */ + if (port->hwcfg.BARLocation == 0) { + printk(KERN_ERR "%s() failed " + "(errno = %d), NO PCI configuration\n", + __func__, result); + result = -ENOMEM; + goto failed; + } + + /* Init and establish defaults */ + /* TODO: Check the umber of lines for PS */ + port->hw_streamingparams.bitspersample = 8; + port->hw_streamingparams.samplesperline = 188; + port->hw_streamingparams.numberoflines = + (SAA7164_TS_NUMBER_OF_LINES * 188) / 188; + + port->hw_streamingparams.pitch = 188; + port->hw_streamingparams.linethreshold = 0; + port->hw_streamingparams.pagetablelistvirt = 0; + port->hw_streamingparams.pagetablelistphys = 0; + port->hw_streamingparams.numpagetables = 2 + + ((SAA7164_TS_NUMBER_OF_LINES * 188) / PAGE_SIZE); + + port->hw_streamingparams.numpagetableentries = port->hwcfg.buffercount; + + /* Allocate the PCI resources, buffers (hard) */ + for (i = 0; i < port->hwcfg.buffercount; i++) { + buf = saa7164_buffer_alloc(port, + port->hw_streamingparams.numberoflines * + port->hw_streamingparams.pitch); + + if (!buf) { + printk(KERN_ERR "%s() failed " + "(errno = %d), unable to allocate buffer\n", + __func__, result); + result = -ENOMEM; + goto failed; + } else { + + mutex_lock(&port->dmaqueue_lock); + list_add_tail(&buf->list, &port->dmaqueue.list); + mutex_unlock(&port->dmaqueue_lock); + + } + } + + /* Allocate some kenrel kernel buffers for copying + * to userpsace. + */ + len = port->hw_streamingparams.numberoflines * + port->hw_streamingparams.pitch; + + for (i = 0; i < SAA7164_MAX_ENCODER_BUFFERS; i++) { + + ubuf = saa7164_buffer_alloc_user(dev, len); + if (ubuf) { + mutex_lock(&port->dmaqueue_lock); + list_add_tail(&ubuf->list, &port->list_buf_free.list); + mutex_unlock(&port->dmaqueue_lock); + } + + } + + /* Establish encoder defaults here */ + /* Set default TV standard */ + port->encodernorm = saa7164_tvnorms[0]; + port->width = 720; + port->mux_input = 1; /* Composite */ + port->encoder_profile = EU_PROFILE_PS_DVD; + port->video_format = EU_VIDEO_FORMAT_MPEG_2; + port->audio_format = 0; + port->video_resolution = 0; + port->ctl_brightness = 127; + port->ctl_contrast = 66; + port->ctl_hue = 128; + port->ctl_saturation = 62; + port->ctl_sharpness = 8; + port->encoder_params.bitrate = ENCODER_DEF_BITRATE; + port->encoder_params.stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS; + port->encoder_params.ctl_mute = 0; + port->encoder_params.ctl_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3; + + if (port->encodernorm.id & V4L2_STD_525_60) + port->height = 480; + else + port->height = 576; + + /* Allocate and register the video device node */ + port->v4l_device = saa7164_encoder_alloc(port, + dev->pci, &saa7164_mpeg_template, "mpeg"); + + if (port->v4l_device == NULL) { + printk(KERN_INFO "%s: can't allocate mpeg device\n", + dev->name); + result = -ENOMEM; + goto failed; + } + + result = video_register_device(port->v4l_device, + VFL_TYPE_GRABBER, -1); + if (result < 0) { + printk(KERN_INFO "%s: can't register mpeg device\n", + dev->name); + /* TODO: We're going to leak here if we don't dealloc + The buffers above. The unreg function can't deal wit it. + */ + goto failed; + } + + printk(KERN_INFO "%s: registered device video%d [mpeg]\n", + dev->name, port->v4l_device->num); + + /* Configure the hardware defaults */ + saa7164_api_set_videomux(port); + saa7164_api_set_usercontrol(port, PU_BRIGHTNESS_CONTROL); + saa7164_api_set_usercontrol(port, PU_CONTRAST_CONTROL); + saa7164_api_set_usercontrol(port, PU_HUE_CONTROL); + saa7164_api_set_usercontrol(port, PU_SATURATION_CONTROL); + saa7164_api_set_usercontrol(port, PU_SHARPNESS_CONTROL); + saa7164_api_audio_mute(port, 0); + saa7164_api_set_audio_volume(port, 20); + saa7164_api_set_aspect_ratio(port); + + /* Disable audio standard detection, it's buggy */ + saa7164_api_set_audio_detection(port, 0); + + saa7164_api_set_encoder(port); + saa7164_api_get_encoder(port); + + result = 0; +failed: + return result; +} + +void saa7164_encoder_unregister(struct saa7164_port *port) +{ + struct saa7164_dev *dev = port->dev; + struct saa7164_buffer *buf; + struct saa7164_user_buffer *ubuf; + struct list_head *c, *n, *p, *q, *l, *v; + + dprintk(DBGLVL_ENC, "%s(port=%d)\n", __func__, port->nr); + + if (port->type != SAA7164_MPEG_ENCODER) + BUG(); + + if (port->v4l_device) { + if (port->v4l_device->minor != -1) + video_unregister_device(port->v4l_device); + else + video_device_release(port->v4l_device); + + port->v4l_device = NULL; + } + + /* Remove any allocated buffers */ + mutex_lock(&port->dmaqueue_lock); + + dprintk(DBGLVL_ENC, "%s(port=%d) dmaqueue\n", __func__, port->nr); + list_for_each_safe(c, n, &port->dmaqueue.list) { + buf = list_entry(c, struct saa7164_buffer, list); + list_del(c); + saa7164_buffer_dealloc(buf); + } + + dprintk(DBGLVL_ENC, "%s(port=%d) used\n", __func__, port->nr); + list_for_each_safe(p, q, &port->list_buf_used.list) { + ubuf = list_entry(p, struct saa7164_user_buffer, list); + list_del(p); + saa7164_buffer_dealloc_user(ubuf); + } + + dprintk(DBGLVL_ENC, "%s(port=%d) free\n", __func__, port->nr); + list_for_each_safe(l, v, &port->list_buf_free.list) { + ubuf = list_entry(l, struct saa7164_user_buffer, list); + list_del(l); + saa7164_buffer_dealloc_user(ubuf); + } + + mutex_unlock(&port->dmaqueue_lock); + dprintk(DBGLVL_ENC, "%s(port=%d) done\n", __func__, port->nr); +} + diff --git a/drivers/media/video/saa7164/saa7164.h b/drivers/media/video/saa7164/saa7164.h index 1ca9bf2..ad39072 100644 --- a/drivers/media/video/saa7164/saa7164.h +++ b/drivers/media/video/saa7164/saa7164.h @@ -48,18 +48,26 @@ #include #include #include +#include +#include #include #include #include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include "saa7164-reg.h" #include "saa7164-types.h" -#include -#include - #define SAA7164_MAXBOARDS 8 #define UNSET (-1U) @@ -77,6 +85,14 @@ #define SAA7164_MAX_UNITS 8 #define SAA7164_TS_NUMBER_OF_LINES 312 #define SAA7164_PT_ENTRIES 16 /* (312 * 188) / 4096 */ +#define SAA7164_MAX_ENCODER_BUFFERS 16 + +/* Port related defines */ +#define SAA7164_PORT_TS1 (0) +#define SAA7164_PORT_TS2 (SAA7164_PORT_TS1 + 1) +#define SAA7164_PORT_ENC1 (SAA7164_PORT_TS2 + 1) +#define SAA7164_PORT_ENC2 (SAA7164_PORT_ENC1 + 1) +#define SAA7164_MAX_PORTS (SAA7164_PORT_ENC2 + 1) #define DBGLVL_FW 4 #define DBGLVL_DVB 8 @@ -88,6 +104,8 @@ #define DBGLVL_BUF 512 #define DBGLVL_ENC 1024 +#define SAA7164_NORMS ( V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 ) + enum port_t { SAA7164_MPEG_UNDEFINED = 0, SAA7164_MPEG_DVB, @@ -136,7 +154,7 @@ struct saa7164_unit { struct saa7164_board { char *name; - enum port_t porta, portb; + enum port_t porta, portb, portc, portd; enum { SAA7164_CHIP_UNDEFINED = 0, SAA7164_CHIP_REV2, @@ -151,6 +169,22 @@ struct saa7164_subid { u32 card; }; +struct saa7164_fh { + struct saa7164_port *port; + u32 freq; + u32 tuner_type; + atomic_t v4l_reading; +}; + +struct saa7164_user_buffer { + struct list_head list; + + /* Attributes */ + u8 *data; + u32 pos; + u32 actual_size; +}; + struct saa7164_fw_status { /* RISC Core details */ @@ -193,6 +227,30 @@ struct saa7164_i2c { u32 i2c_rc; }; +struct saa7164_ctrl { + struct v4l2_queryctrl v; +}; + +struct saa7164_tvnorm { + char *name; + v4l2_std_id id; +// u32 cxiformat; +// u32 cxoformat; +}; + +struct saa7164_encoder_params { + struct saa7164_tvnorm encodernorm; + u32 height; + u32 width; + u32 is_50hz; + u32 bitrate; /* bps */ + u32 stream_type; /* V4L2_MPEG_STREAM_TYPE_MPEG2_TS */ + + u32 audio_sampling_freq; + u32 ctl_mute; + u32 ctl_aspect; +}; + struct saa7164_port; struct saa7164_buffer { @@ -254,7 +312,42 @@ struct saa7164_port { struct saa7164_dvb dvb; /* --- Encoder/V4L related attributes --- */ - + /* Encoder */ + /* Defaults established in saa7164-encoder.c */ + struct saa7164_tvnorm encodernorm; + u32 height; + u32 width; + u32 freq; + u32 ts_packet_size; + u32 ts_packet_count; + u8 mux_input; + u8 encoder_profile; + u8 video_format; + u8 audio_format; + u8 video_resolution; + u16 ctl_brightness; + u16 ctl_contrast; + u16 ctl_hue; + u16 ctl_saturation; + u16 ctl_sharpness; + s8 ctl_volume; + + tmComResAFeatureDescrHeader_t audfeat; + tmComResEncoderDescrHeader_t encunit; + tmComResProcDescrHeader_t vidproc; + tmComResExtDevDescrHeader_t ifunit; + tmComResTunerDescrHeader_t tunerunit; + + /* V4L */ + struct saa7164_encoder_params encoder_params; + struct video_device *v4l_device; + atomic_t v4l_reader_count; +// spinlock_t slock; +// struct mutex fops_lock; + + struct saa7164_buffer list_buf_used; + struct saa7164_buffer list_buf_free; + wait_queue_head_t wait_read; }; struct saa7164_dev { @@ -297,7 +390,7 @@ struct saa7164_dev { struct saa7164_i2c i2c_bus[3]; /* Transport related */ - struct saa7164_port ts1, ts2; + struct saa7164_port ports[ SAA7164_MAX_PORTS ]; /* Deferred command/api interrupts handling */ struct work_struct workcmd; @@ -355,6 +448,19 @@ int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen); int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid, u8 pin); int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid, u8 pin); int saa7164_api_transition_port(struct saa7164_port *port, u8 mode); +int saa7164_api_initialize_dif(struct saa7164_port *port); +int saa7164_api_configure_dif(struct saa7164_port *port, u32 std); +int saa7164_api_set_encoder(struct saa7164_port *port); +int saa7164_api_get_encoder(struct saa7164_port *port); +int saa7164_api_set_aspect_ratio(struct saa7164_port *port); +int saa7164_api_set_usercontrol(struct saa7164_port *port, u8 ctl); +int saa7164_api_get_usercontrol(struct saa7164_port *port, u8 ctl); +int saa7164_api_set_videomux(struct saa7164_port *port); +int saa7164_api_audio_mute(struct saa7164_port *port, int mute); +int saa7164_api_set_audio_volume(struct saa7164_port *port, s8 level); +int saa7164_api_set_audio_std(struct saa7164_port *port); +int saa7164_api_set_audio_detection(struct saa7164_port *port, int autodetect); +int saa7164_api_get_videomux(struct saa7164_port *port); /* ----------------------------------------------------------- */ /* saa7164-cards.c */ @@ -385,6 +491,15 @@ extern int saa7164_buffer_dealloc(struct saa7164_buffer *buf); extern void saa7164_buffer_display(struct saa7164_buffer *buf); extern int saa7164_buffer_activate(struct saa7164_buffer *buf, int i); extern int saa7164_buffer_cfg_port(struct saa7164_port *port); +extern struct saa7164_user_buffer *saa7164_buffer_alloc_user( + struct saa7164_dev *dev, u32 len); +extern void saa7164_buffer_dealloc_user(struct saa7164_user_buffer *buf); + + +/* ----------------------------------------------------------- */ +/* saa7164-encoder.c */ +int saa7164_encoder_register(struct saa7164_port *port); +void saa7164_encoder_unregister(struct saa7164_port *port); 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