diff options
Diffstat (limited to 'drivers/media/pci/saa7164/saa7164-api.c')
| -rw-r--r-- | drivers/media/pci/saa7164/saa7164-api.c | 1512 |
1 files changed, 1512 insertions, 0 deletions
diff --git a/drivers/media/pci/saa7164/saa7164-api.c b/drivers/media/pci/saa7164/saa7164-api.c new file mode 100644 index 0000000000..965d285a92 --- /dev/null +++ b/drivers/media/pci/saa7164/saa7164-api.c @@ -0,0 +1,1512 @@ +// 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), + ®[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); +} + |