diff options
Diffstat (limited to 'sound/soc/sof/intel')
| -rw-r--r-- | sound/soc/sof/intel/hda-codec.c | 3 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-ctrl.c | 8 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-dsp.c | 2 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-pcm.c | 29 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-probes.c | 2 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-sdw-bpt.c | 2 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-stream.c | 29 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda.c | 2 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda.h | 2 |
9 files changed, 59 insertions, 20 deletions
diff --git a/sound/soc/sof/intel/hda-codec.c b/sound/soc/sof/intel/hda-codec.c index 2f9925830d1d..37674ea452d6 100644 --- a/sound/soc/sof/intel/hda-codec.c +++ b/sound/soc/sof/intel/hda-codec.c @@ -260,9 +260,6 @@ void hda_codec_detect_mask(struct snd_sof_dev *sdev) sof_debug_check_flag(SOF_DBG_FORCE_NOCODEC)) return; - /* Accept unsolicited responses */ - snd_hdac_chip_updatel(bus, GCTL, AZX_GCTL_UNSOL, AZX_GCTL_UNSOL); - /* detect codecs */ if (!bus->codec_mask) { bus->codec_mask = snd_hdac_chip_readw(bus, STATESTS); diff --git a/sound/soc/sof/intel/hda-ctrl.c b/sound/soc/sof/intel/hda-ctrl.c index 4f34fd919a00..8332d4bda558 100644 --- a/sound/soc/sof/intel/hda-ctrl.c +++ b/sound/soc/sof/intel/hda-ctrl.c @@ -183,7 +183,7 @@ int hda_dsp_ctrl_clock_power_gating(struct snd_sof_dev *sdev, bool enable) } EXPORT_SYMBOL_NS(hda_dsp_ctrl_clock_power_gating, "SND_SOC_SOF_INTEL_HDA_COMMON"); -int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev) +int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool detect_codec) { struct hdac_bus *bus = sof_to_bus(sdev); struct hdac_stream *stream; @@ -220,7 +220,11 @@ int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev) } usleep_range(1000, 1200); - hda_codec_detect_mask(sdev); + /* Accept unsolicited responses */ + snd_hdac_chip_updatel(bus, GCTL, AZX_GCTL_UNSOL, AZX_GCTL_UNSOL); + + if (detect_codec) + hda_codec_detect_mask(sdev); /* clear stream status */ list_for_each_entry(stream, &bus->stream_list, list) { diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index f64e8a6a9a33..3ab6d5ce6329 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -870,7 +870,7 @@ static int hda_resume(struct snd_sof_dev *sdev, bool runtime_resume) snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0); /* reset and start hda controller */ - ret = hda_dsp_ctrl_init_chip(sdev); + ret = hda_dsp_ctrl_init_chip(sdev, false); if (ret < 0) { dev_err(sdev->dev, "error: failed to start controller after resume\n"); diff --git a/sound/soc/sof/intel/hda-pcm.c b/sound/soc/sof/intel/hda-pcm.c index 1dd8d2092c3b..da6c1e7263cd 100644 --- a/sound/soc/sof/intel/hda-pcm.c +++ b/sound/soc/sof/intel/hda-pcm.c @@ -29,6 +29,8 @@ #define SDnFMT_BITS(x) ((x) << 4) #define SDnFMT_CHAN(x) ((x) << 0) +#define HDA_MAX_PERIOD_TIME_HEADROOM 10 + static bool hda_always_enable_dmi_l1; module_param_named(always_enable_dmi_l1, hda_always_enable_dmi_l1, bool, 0444); MODULE_PARM_DESC(always_enable_dmi_l1, "SOF HDA always enable DMI l1"); @@ -291,19 +293,30 @@ int hda_dsp_pcm_open(struct snd_sof_dev *sdev, * On playback start the DMA will transfer dsp_max_burst_size_in_ms * amount of data in one initial burst to fill up the host DMA buffer. * Consequent DMA burst sizes are shorter and their length can vary. - * To make sure that userspace allocate large enough ALSA buffer we need - * to place a constraint on the buffer time. + * To avoid immediate xrun by the initial burst we need to place + * constraint on the period size (via PERIOD_TIME) to cover the size of + * the host buffer. + * We need to add headroom of max 10ms as the firmware needs time to + * settle to the 1ms pacing and initially it can run faster for few + * internal periods. * * On capture the DMA will transfer 1ms chunks. - * - * Exact dsp_max_burst_size_in_ms constraint is racy, so set the - * constraint to a minimum of 2x dsp_max_burst_size_in_ms. */ - if (spcm->stream[direction].dsp_max_burst_size_in_ms) + if (spcm->stream[direction].dsp_max_burst_size_in_ms) { + unsigned int period_time = spcm->stream[direction].dsp_max_burst_size_in_ms; + + /* + * add headroom over the maximum burst size to cover the time + * needed for the DMA pace to settle. + * Limit the headroom time to HDA_MAX_PERIOD_TIME_HEADROOM + */ + period_time += min(period_time, HDA_MAX_PERIOD_TIME_HEADROOM); + snd_pcm_hw_constraint_minmax(substream->runtime, - SNDRV_PCM_HW_PARAM_BUFFER_TIME, - spcm->stream[direction].dsp_max_burst_size_in_ms * USEC_PER_MSEC * 2, + SNDRV_PCM_HW_PARAM_PERIOD_TIME, + period_time * USEC_PER_MSEC, UINT_MAX); + } /* binding pcm substream to hda stream */ substream->runtime->private_data = &dsp_stream->hstream; diff --git a/sound/soc/sof/intel/hda-probes.c b/sound/soc/sof/intel/hda-probes.c index c645346c2c84..b06933cebc45 100644 --- a/sound/soc/sof/intel/hda-probes.c +++ b/sound/soc/sof/intel/hda-probes.c @@ -112,7 +112,7 @@ static int hda_probes_compr_trigger(struct sof_client_dev *cdev, static int hda_probes_compr_pointer(struct sof_client_dev *cdev, struct snd_compr_stream *cstream, - struct snd_compr_tstamp *tstamp, + struct snd_compr_tstamp64 *tstamp, struct snd_soc_dai *dai) { struct hdac_ext_stream *hext_stream = hda_compr_get_stream(cstream); diff --git a/sound/soc/sof/intel/hda-sdw-bpt.c b/sound/soc/sof/intel/hda-sdw-bpt.c index 1327f1cad0bc..ff5abccf0d88 100644 --- a/sound/soc/sof/intel/hda-sdw-bpt.c +++ b/sound/soc/sof/intel/hda-sdw-bpt.c @@ -150,7 +150,7 @@ static int hda_sdw_bpt_dma_deprepare(struct device *dev, struct hdac_ext_stream u32 mask; int ret; - ret = hda_cl_cleanup(sdev->dev, dmab_bdl, true, sdw_bpt_stream); + ret = hda_cl_cleanup(sdev->dev, dmab_bdl, false, sdw_bpt_stream); if (ret < 0) { dev_err(sdev->dev, "%s: SDW BPT DMA cleanup failed\n", __func__); diff --git a/sound/soc/sof/intel/hda-stream.c b/sound/soc/sof/intel/hda-stream.c index a34f472ef175..9c3b3a9aaf83 100644 --- a/sound/soc/sof/intel/hda-stream.c +++ b/sound/soc/sof/intel/hda-stream.c @@ -1129,11 +1129,36 @@ u64 hda_dsp_get_stream_llp(struct snd_sof_dev *sdev, struct snd_soc_component *component, struct snd_pcm_substream *substream) { - struct hdac_stream *hstream = substream->runtime->private_data; - struct hdac_ext_stream *hext_stream = stream_to_hdac_ext_stream(hstream); + struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); + struct snd_soc_pcm_runtime *be_rtd = NULL; + struct hdac_ext_stream *hext_stream; + struct snd_soc_dai *cpu_dai; + struct snd_soc_dpcm *dpcm; u32 llp_l, llp_u; /* + * The LLP needs to be read from the Link DMA used for this FE as it is + * allowed to use any combination of Link and Host channels + */ + for_each_dpcm_be(rtd, substream->stream, dpcm) { + if (dpcm->fe != rtd) + continue; + + be_rtd = dpcm->be; + } + + if (!be_rtd) + return 0; + + cpu_dai = snd_soc_rtd_to_cpu(be_rtd, 0); + if (!cpu_dai) + return 0; + + hext_stream = snd_soc_dai_get_dma_data(cpu_dai, substream); + if (!hext_stream) + return 0; + + /* * The pplc_addr have been calculated during probe in * hda_dsp_stream_init(): * pplc_addr = sdev->bar[HDA_DSP_PP_BAR] + diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index c387efec41e9..52e86fa60077 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -616,7 +616,7 @@ static int hda_init_caps(struct snd_sof_dev *sdev) dev_dbg(sdev->dev, "PP capability, will probe DSP later.\n"); /* Init HDA controller after i915 init */ - ret = hda_dsp_ctrl_init_chip(sdev); + ret = hda_dsp_ctrl_init_chip(sdev, true); if (ret < 0) { dev_err(bus->dev, "error: init chip failed with ret: %d\n", ret); diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index e14f82c0831f..28daf0a3b984 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -757,7 +757,7 @@ void hda_dsp_ctrl_ppcap_int_enable(struct snd_sof_dev *sdev, bool enable); int hda_dsp_ctrl_link_reset(struct snd_sof_dev *sdev, bool reset); void hda_dsp_ctrl_misc_clock_gating(struct snd_sof_dev *sdev, bool enable); int hda_dsp_ctrl_clock_power_gating(struct snd_sof_dev *sdev, bool enable); -int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev); +int hda_dsp_ctrl_init_chip(struct snd_sof_dev *sdev, bool detect_codec); void hda_dsp_ctrl_stop_chip(struct snd_sof_dev *sdev); /* * HDA bus operations. |