diff options
Diffstat (limited to 'sound/soc/intel/skylake/skl-pcm.c')
| -rw-r--r-- | sound/soc/intel/skylake/skl-pcm.c | 1340 |
1 files changed, 0 insertions, 1340 deletions
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c deleted file mode 100644 index 0ebea34a4988..000000000000 --- a/sound/soc/intel/skylake/skl-pcm.c +++ /dev/null @@ -1,1340 +0,0 @@ -/* - * skl-pcm.c -ASoC HDA Platform driver file implementing PCM functionality - * - * Copyright (C) 2014-2015 Intel Corp - * Author: Jeeja KP <jeeja.kp@intel.com> - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * - */ - -#include <linux/pci.h> -#include <linux/pm_runtime.h> -#include <linux/delay.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include "skl.h" -#include "skl-topology.h" -#include "skl-sst-dsp.h" -#include "skl-sst-ipc.h" - -#define HDA_MONO 1 -#define HDA_STEREO 2 -#define HDA_QUAD 4 - -static struct snd_pcm_hardware azx_pcm_hw = { - .info = (SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | - SNDRV_PCM_INFO_RESUME | - SNDRV_PCM_INFO_SYNC_START | - SNDRV_PCM_INFO_HAS_WALL_CLOCK | /* legacy */ - SNDRV_PCM_INFO_HAS_LINK_ATIME | - SNDRV_PCM_INFO_NO_PERIOD_WAKEUP), - .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S32_LE | - SNDRV_PCM_FMTBIT_S24_LE, - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_16000 | - SNDRV_PCM_RATE_8000, - .rate_min = 8000, - .rate_max = 48000, - .channels_min = 1, - .channels_max = 8, - .buffer_bytes_max = AZX_MAX_BUF_SIZE, - .period_bytes_min = 128, - .period_bytes_max = AZX_MAX_BUF_SIZE / 2, - .periods_min = 2, - .periods_max = AZX_MAX_FRAG, - .fifo_size = 0, -}; - -static inline -struct hdac_ext_stream *get_hdac_ext_stream(struct snd_pcm_substream *substream) -{ - return substream->runtime->private_data; -} - -static struct hdac_ext_bus *get_bus_ctx(struct snd_pcm_substream *substream) -{ - struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); - struct hdac_stream *hstream = hdac_stream(stream); - struct hdac_bus *bus = hstream->bus; - - return hbus_to_ebus(bus); -} - -static int skl_substream_alloc_pages(struct hdac_ext_bus *ebus, - struct snd_pcm_substream *substream, - size_t size) -{ - struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); - - hdac_stream(stream)->bufsize = 0; - hdac_stream(stream)->period_bytes = 0; - hdac_stream(stream)->format_val = 0; - - return snd_pcm_lib_malloc_pages(substream, size); -} - -static int skl_substream_free_pages(struct hdac_bus *bus, - struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); -} - -static void skl_set_pcm_constrains(struct hdac_ext_bus *ebus, - struct snd_pcm_runtime *runtime) -{ - snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); - - /* avoid wrap-around with wall-clock */ - snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_TIME, - 20, 178000000); -} - -static enum hdac_ext_stream_type skl_get_host_stream_type(struct hdac_ext_bus *ebus) -{ - if ((ebus_to_hbus(ebus))->ppcap) - return HDAC_EXT_STREAM_TYPE_HOST; - else - return HDAC_EXT_STREAM_TYPE_COUPLED; -} - -/* - * check if the stream opened is marked as ignore_suspend by machine, if so - * then enable suspend_active refcount - * - * The count supend_active does not need lock as it is used in open/close - * and suspend context - */ -static void skl_set_suspend_active(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai, bool enable) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct snd_soc_dapm_widget *w; - struct skl *skl = ebus_to_skl(ebus); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - w = dai->playback_widget; - else - w = dai->capture_widget; - - if (w->ignore_suspend && enable) - skl->supend_active++; - else if (w->ignore_suspend && !enable) - skl->supend_active--; -} - -int skl_pcm_host_dma_prepare(struct device *dev, struct skl_pipe_params *params) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dev); - struct hdac_bus *bus = ebus_to_hbus(ebus); - unsigned int format_val; - struct hdac_stream *hstream; - struct hdac_ext_stream *stream; - int err; - - hstream = snd_hdac_get_stream(bus, params->stream, - params->host_dma_id + 1); - if (!hstream) - return -EINVAL; - - stream = stream_to_hdac_ext_stream(hstream); - snd_hdac_ext_stream_decouple(ebus, stream, true); - - format_val = snd_hdac_calc_stream_format(params->s_freq, - params->ch, params->format, params->host_bps, 0); - - dev_dbg(dev, "format_val=%d, rate=%d, ch=%d, format=%d\n", - format_val, params->s_freq, params->ch, params->format); - - snd_hdac_stream_reset(hdac_stream(stream)); - err = snd_hdac_stream_set_params(hdac_stream(stream), format_val); - if (err < 0) - return err; - - err = snd_hdac_stream_setup(hdac_stream(stream)); - if (err < 0) - return err; - - hdac_stream(stream)->prepared = 1; - - return 0; -} - -int skl_pcm_link_dma_prepare(struct device *dev, struct skl_pipe_params *params) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dev); - struct hdac_bus *bus = ebus_to_hbus(ebus); - unsigned int format_val; - struct hdac_stream *hstream; - struct hdac_ext_stream *stream; - struct hdac_ext_link *link; - - hstream = snd_hdac_get_stream(bus, params->stream, - params->link_dma_id + 1); - if (!hstream) - return -EINVAL; - - stream = stream_to_hdac_ext_stream(hstream); - snd_hdac_ext_stream_decouple(ebus, stream, true); - format_val = snd_hdac_calc_stream_format(params->s_freq, params->ch, - params->format, params->link_bps, 0); - - dev_dbg(dev, "format_val=%d, rate=%d, ch=%d, format=%d\n", - format_val, params->s_freq, params->ch, params->format); - - snd_hdac_ext_link_stream_reset(stream); - - snd_hdac_ext_link_stream_setup(stream, format_val); - - list_for_each_entry(link, &ebus->hlink_list, list) { - if (link->index == params->link_index) - snd_hdac_ext_link_set_stream_id(link, - hstream->stream_tag); - } - - stream->link_prepared = 1; - - return 0; -} - -static int skl_pcm_open(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct hdac_ext_stream *stream; - struct snd_pcm_runtime *runtime = substream->runtime; - struct skl_dma_params *dma_params; - struct skl *skl = get_skl_ctx(dai->dev); - struct skl_module_cfg *mconfig; - - dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); - - stream = snd_hdac_ext_stream_assign(ebus, substream, - skl_get_host_stream_type(ebus)); - if (stream == NULL) - return -EBUSY; - - skl_set_pcm_constrains(ebus, runtime); - - /* - * disable WALLCLOCK timestamps for capture streams - * until we figure out how to handle digital inputs - */ - if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { - runtime->hw.info &= ~SNDRV_PCM_INFO_HAS_WALL_CLOCK; /* legacy */ - runtime->hw.info &= ~SNDRV_PCM_INFO_HAS_LINK_ATIME; - } - - runtime->private_data = stream; - - dma_params = kzalloc(sizeof(*dma_params), GFP_KERNEL); - if (!dma_params) - return -ENOMEM; - - dma_params->stream_tag = hdac_stream(stream)->stream_tag; - snd_soc_dai_set_dma_data(dai, substream, dma_params); - - dev_dbg(dai->dev, "stream tag set in dma params=%d\n", - dma_params->stream_tag); - skl_set_suspend_active(substream, dai, true); - snd_pcm_set_sync(substream); - - mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream); - if (!mconfig) - return -EINVAL; - - skl_tplg_d0i3_get(skl, mconfig->d0i3_caps); - - return 0; -} - -static int skl_pcm_prepare(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct skl *skl = get_skl_ctx(dai->dev); - struct skl_module_cfg *mconfig; - - dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); - - mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream); - - /* In case of XRUN recovery, reset the FW pipe to clean state */ - if (mconfig && (substream->runtime->status->state == - SNDRV_PCM_STATE_XRUN)) - skl_reset_pipe(skl->skl_sst, mconfig->pipe); - - return 0; -} - -static int skl_pcm_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); - struct snd_pcm_runtime *runtime = substream->runtime; - struct skl_pipe_params p_params = {0}; - struct skl_module_cfg *m_cfg; - int ret, dma_id; - - dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); - ret = skl_substream_alloc_pages(ebus, substream, - params_buffer_bytes(params)); - if (ret < 0) - return ret; - - dev_dbg(dai->dev, "format_val, rate=%d, ch=%d, format=%d\n", - runtime->rate, runtime->channels, runtime->format); - - dma_id = hdac_stream(stream)->stream_tag - 1; - dev_dbg(dai->dev, "dma_id=%d\n", dma_id); - - p_params.s_fmt = snd_pcm_format_width(params_format(params)); - p_params.ch = params_channels(params); - p_params.s_freq = params_rate(params); - p_params.host_dma_id = dma_id; - p_params.stream = substream->stream; - p_params.format = params_format(params); - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - p_params.host_bps = dai->driver->playback.sig_bits; - else - p_params.host_bps = dai->driver->capture.sig_bits; - - - m_cfg = skl_tplg_fe_get_cpr_module(dai, p_params.stream); - if (m_cfg) - skl_tplg_update_pipe_params(dai->dev, m_cfg, &p_params); - - return 0; -} - -static void skl_pcm_close(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct skl_dma_params *dma_params = NULL; - struct skl *skl = ebus_to_skl(ebus); - struct skl_module_cfg *mconfig; - - dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); - - snd_hdac_ext_stream_release(stream, skl_get_host_stream_type(ebus)); - - dma_params = snd_soc_dai_get_dma_data(dai, substream); - /* - * now we should set this to NULL as we are freeing by the - * dma_params - */ - snd_soc_dai_set_dma_data(dai, substream, NULL); - skl_set_suspend_active(substream, dai, false); - - /* - * check if close is for "Reference Pin" and set back the - * CGCTL.MISCBDCGE if disabled by driver - */ - if (!strncmp(dai->name, "Reference Pin", 13) && - skl->skl_sst->miscbdcg_disabled) { - skl->skl_sst->enable_miscbdcge(dai->dev, true); - skl->skl_sst->miscbdcg_disabled = false; - } - - mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream); - skl_tplg_d0i3_put(skl, mconfig->d0i3_caps); - - kfree(dma_params); -} - -static int skl_pcm_hw_free(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); - - dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); - - snd_hdac_stream_cleanup(hdac_stream(stream)); - hdac_stream(stream)->prepared = 0; - - return skl_substream_free_pages(ebus_to_hbus(ebus), substream); -} - -static int skl_be_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct skl_pipe_params p_params = {0}; - - p_params.s_fmt = snd_pcm_format_width(params_format(params)); - p_params.ch = params_channels(params); - p_params.s_freq = params_rate(params); - p_params.stream = substream->stream; - - return skl_tplg_be_update_params(dai, &p_params); -} - -static int skl_decoupled_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - struct hdac_ext_bus *ebus = get_bus_ctx(substream); - struct hdac_bus *bus = ebus_to_hbus(ebus); - struct hdac_ext_stream *stream; - int start; - unsigned long cookie; - struct hdac_stream *hstr; - - stream = get_hdac_ext_stream(substream); - hstr = hdac_stream(stream); - - if (!hstr->prepared) - return -EPIPE; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - case SNDRV_PCM_TRIGGER_RESUME: - start = 1; - break; - - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_STOP: - start = 0; - break; - - default: - return -EINVAL; - } - - spin_lock_irqsave(&bus->reg_lock, cookie); - - if (start) { - snd_hdac_stream_start(hdac_stream(stream), true); - snd_hdac_stream_timecounter_init(hstr, 0); - } else { - snd_hdac_stream_stop(hdac_stream(stream)); - } - - spin_unlock_irqrestore(&bus->reg_lock, cookie); - - return 0; -} - -static int skl_pcm_trigger(struct snd_pcm_substream *substream, int cmd, - struct snd_soc_dai *dai) -{ - struct skl *skl = get_skl_ctx(dai->dev); - struct skl_sst *ctx = skl->skl_sst; - struct skl_module_cfg *mconfig; - struct hdac_ext_bus *ebus = get_bus_ctx(substream); - struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); - struct snd_soc_dapm_widget *w; - int ret; - - mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream); - if (!mconfig) - return -EIO; - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - w = dai->playback_widget; - else - w = dai->capture_widget; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_RESUME: - if (!w->ignore_suspend) { - /* - * enable DMA Resume enable bit for the stream, set the - * dpib & lpib position to resume before starting the - * DMA - */ - snd_hdac_ext_stream_drsm_enable(ebus, true, - hdac_stream(stream)->index); - snd_hdac_ext_stream_set_dpibr(ebus, stream, - stream->lpib); - snd_hdac_ext_stream_set_lpib(stream, stream->lpib); - } - - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - /* - * Start HOST DMA and Start FE Pipe.This is to make sure that - * there are no underrun/overrun in the case when the FE - * pipeline is started but there is a delay in starting the - * DMA channel on the host. - */ - ret = skl_decoupled_trigger(substream, cmd); - if (ret < 0) - return ret; - return skl_run_pipe(ctx, mconfig->pipe); - break; - - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_STOP: - /* - * Stop FE Pipe first and stop DMA. This is to make sure that - * there are no underrun/overrun in the case if there is a delay - * between the two operations. - */ - ret = skl_stop_pipe(ctx, mconfig->pipe); - if (ret < 0) - return ret; - - ret = skl_decoupled_trigger(substream, cmd); - if ((cmd == SNDRV_PCM_TRIGGER_SUSPEND) && !w->ignore_suspend) { - /* save the dpib and lpib positions */ - stream->dpib = readl(ebus->bus.remap_addr + - AZX_REG_VS_SDXDPIB_XBASE + - (AZX_REG_VS_SDXDPIB_XINTERVAL * - hdac_stream(stream)->index)); - - stream->lpib = snd_hdac_stream_get_pos_lpib( - hdac_stream(stream)); - snd_hdac_ext_stream_decouple(ebus, stream, false); - } - break; - - default: - return -EINVAL; - } - - return 0; -} - -static int skl_link_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct hdac_ext_stream *link_dev; - struct snd_soc_pcm_runtime *rtd = snd_pcm_substream_chip(substream); - struct snd_soc_dai *codec_dai = rtd->codec_dai; - struct skl_pipe_params p_params = {0}; - struct hdac_ext_link *link; - int stream_tag; - - link_dev = snd_hdac_ext_stream_assign(ebus, substream, - HDAC_EXT_STREAM_TYPE_LINK); - if (!link_dev) - return -EBUSY; - - snd_soc_dai_set_dma_data(dai, substream, (void *)link_dev); - - link = snd_hdac_ext_bus_get_link(ebus, rtd->codec->component.name); - if (!link) - return -EINVAL; - - stream_tag = hdac_stream(link_dev)->stream_tag; - - /* set the stream tag in the codec dai dma params */ - snd_soc_dai_set_tdm_slot(codec_dai, stream_tag, 0, 0, 0); - - p_params.s_fmt = snd_pcm_format_width(params_format(params)); - p_params.ch = params_channels(params); - p_params.s_freq = params_rate(params); - p_params.stream = substream->stream; - p_params.link_dma_id = stream_tag - 1; - p_params.link_index = link->index; - p_params.format = params_format(params); - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - p_params.link_bps = codec_dai->driver->playback.sig_bits; - else - p_params.link_bps = codec_dai->driver->capture.sig_bits; - - return skl_tplg_be_update_params(dai, &p_params); -} - -static int skl_link_pcm_prepare(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct skl *skl = get_skl_ctx(dai->dev); - struct skl_module_cfg *mconfig = NULL; - - /* In case of XRUN recovery, reset the FW pipe to clean state */ - mconfig = skl_tplg_be_get_cpr_module(dai, substream->stream); - if (mconfig && !mconfig->pipe->passthru && - (substream->runtime->status->state == SNDRV_PCM_STATE_XRUN)) - skl_reset_pipe(skl->skl_sst, mconfig->pipe); - - return 0; -} - -static int skl_link_pcm_trigger(struct snd_pcm_substream *substream, - int cmd, struct snd_soc_dai *dai) -{ - struct hdac_ext_stream *link_dev = - snd_soc_dai_get_dma_data(dai, substream); - struct hdac_ext_bus *ebus = get_bus_ctx(substream); - struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); - - dev_dbg(dai->dev, "In %s cmd=%d\n", __func__, cmd); - switch (cmd) { - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - snd_hdac_ext_link_stream_start(link_dev); - break; - - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_STOP: - snd_hdac_ext_link_stream_clear(link_dev); - if (cmd == SNDRV_PCM_TRIGGER_SUSPEND) - snd_hdac_ext_stream_decouple(ebus, stream, false); - break; - - default: - return -EINVAL; - } - return 0; -} - -static int skl_link_hw_free(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct snd_soc_pcm_runtime *rtd = snd_pcm_substream_chip(substream); - struct hdac_ext_stream *link_dev = - snd_soc_dai_get_dma_data(dai, substream); - struct hdac_ext_link *link; - - dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); - - link_dev->link_prepared = 0; - - link = snd_hdac_ext_bus_get_link(ebus, rtd->codec->component.name); - if (!link) - return -EINVAL; - - snd_hdac_ext_link_clear_stream_id(link, hdac_stream(link_dev)->stream_tag); - snd_hdac_ext_stream_release(link_dev, HDAC_EXT_STREAM_TYPE_LINK); - return 0; -} - -static struct snd_soc_dai_ops skl_pcm_dai_ops = { - .startup = skl_pcm_open, - .shutdown = skl_pcm_close, - .prepare = skl_pcm_prepare, - .hw_params = skl_pcm_hw_params, - .hw_free = skl_pcm_hw_free, - .trigger = skl_pcm_trigger, -}; - -static struct snd_soc_dai_ops skl_dmic_dai_ops = { - .hw_params = skl_be_hw_params, -}; - -static struct snd_soc_dai_ops skl_be_ssp_dai_ops = { - .hw_params = skl_be_hw_params, -}; - -static struct snd_soc_dai_ops skl_link_dai_ops = { - .prepare = skl_link_pcm_prepare, - .hw_params = skl_link_hw_params, - .hw_free = skl_link_hw_free, - .trigger = skl_link_pcm_trigger, -}; - -static struct snd_soc_dai_driver skl_platform_dai[] = { -{ - .name = "System Pin", - .ops = &skl_pcm_dai_ops, - .playback = { - .stream_name = "System Playback", - .channels_min = HDA_MONO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_8000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | - SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE, - .sig_bits = 32, - }, - .capture = { - .stream_name = "System Capture", - .channels_min = HDA_MONO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_16000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, - .sig_bits = 32, - }, -}, -{ - .name = "Reference Pin", - .ops = &skl_pcm_dai_ops, - .capture = { - .stream_name = "Reference Capture", - .channels_min = HDA_MONO, - .channels_max = HDA_QUAD, - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_16000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, - .sig_bits = 32, - }, -}, -{ - .name = "Deepbuffer Pin", - .ops = &skl_pcm_dai_ops, - .playback = { - .stream_name = "Deepbuffer Playback", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, - .sig_bits = 32, - }, -}, -{ - .name = "LowLatency Pin", - .ops = &skl_pcm_dai_ops, - .playback = { - .stream_name = "Low Latency Playback", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, - .sig_bits = 32, - }, -}, -{ - .name = "DMIC Pin", - .ops = &skl_pcm_dai_ops, - .capture = { - .stream_name = "DMIC Capture", - .channels_min = HDA_MONO, - .channels_max = HDA_QUAD, - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_16000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, - .sig_bits = 32, - }, -}, -{ - .name = "HDMI1 Pin", - .ops = &skl_pcm_dai_ops, - .playback = { - .stream_name = "HDMI1 Playback", - .channels_min = HDA_STEREO, - .channels_max = 8, - .rates = SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | - SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | - SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 | - SNDRV_PCM_RATE_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | - SNDRV_PCM_FMTBIT_S32_LE, - .sig_bits = 32, - }, -}, -{ - .name = "HDMI2 Pin", - .ops = &skl_pcm_dai_ops, - .playback = { - .stream_name = "HDMI2 Playback", - .channels_min = HDA_STEREO, - .channels_max = 8, - .rates = SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | - SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | - SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 | - SNDRV_PCM_RATE_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | - SNDRV_PCM_FMTBIT_S32_LE, - .sig_bits = 32, - }, -}, -{ - .name = "HDMI3 Pin", - .ops = &skl_pcm_dai_ops, - .playback = { - .stream_name = "HDMI3 Playback", - .channels_min = HDA_STEREO, - .channels_max = 8, - .rates = SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | - SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | - SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 | - SNDRV_PCM_RATE_192000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | - SNDRV_PCM_FMTBIT_S32_LE, - .sig_bits = 32, - }, -}, - -/* BE CPU Dais */ -{ - .name = "SSP0 Pin", - .ops = &skl_be_ssp_dai_ops, - .playback = { - .stream_name = "ssp0 Tx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .stream_name = "ssp0 Rx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -{ - .name = "SSP1 Pin", - .ops = &skl_be_ssp_dai_ops, - .playback = { - .stream_name = "ssp1 Tx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .stream_name = "ssp1 Rx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -{ - .name = "SSP2 Pin", - .ops = &skl_be_ssp_dai_ops, - .playback = { - .stream_name = "ssp2 Tx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .stream_name = "ssp2 Rx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -{ - .name = "SSP3 Pin", - .ops = &skl_be_ssp_dai_ops, - .playback = { - .stream_name = "ssp3 Tx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .stream_name = "ssp3 Rx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -{ - .name = "SSP4 Pin", - .ops = &skl_be_ssp_dai_ops, - .playback = { - .stream_name = "ssp4 Tx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .stream_name = "ssp4 Rx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -{ - .name = "SSP5 Pin", - .ops = &skl_be_ssp_dai_ops, - .playback = { - .stream_name = "ssp5 Tx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .stream_name = "ssp5 Rx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -{ - .name = "iDisp1 Pin", - .ops = &skl_link_dai_ops, - .playback = { - .stream_name = "iDisp1 Tx", - .channels_min = HDA_STEREO, - .channels_max = 8, - .rates = SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_16000|SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE | - SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "iDisp2 Pin", - .ops = &skl_link_dai_ops, - .playback = { - .stream_name = "iDisp2 Tx", - .channels_min = HDA_STEREO, - .channels_max = 8, - .rates = SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_16000| - SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE | - SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "iDisp3 Pin", - .ops = &skl_link_dai_ops, - .playback = { - .stream_name = "iDisp3 Tx", - .channels_min = HDA_STEREO, - .channels_max = 8, - .rates = SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_16000| - SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE | - SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "DMIC01 Pin", - .ops = &skl_dmic_dai_ops, - .capture = { - .stream_name = "DMIC01 Rx", - .channels_min = HDA_MONO, - .channels_max = HDA_QUAD, - .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_16000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE, - }, -}, -{ - .name = "HD-Codec Pin", - .ops = &skl_link_dai_ops, - .playback = { - .stream_name = "HD-Codec Tx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .stream_name = "HD-Codec Rx", - .channels_min = HDA_STEREO, - .channels_max = HDA_STEREO, - .rates = SNDRV_PCM_RATE_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}, -}; - -static int skl_platform_open(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai_link *dai_link = rtd->dai_link; - - dev_dbg(rtd->cpu_dai->dev, "In %s:%s\n", __func__, - dai_link->cpu_dai_name); - - snd_soc_set_runtime_hwparams(substream, &azx_pcm_hw); - - return 0; -} - -static int skl_coupled_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - struct hdac_ext_bus *ebus = get_bus_ctx(substream); - struct hdac_bus *bus = ebus_to_hbus(ebus); - struct hdac_ext_stream *stream; - struct snd_pcm_substream *s; - bool start; - int sbits = 0; - unsigned long cookie; - struct hdac_stream *hstr; - - stream = get_hdac_ext_stream(substream); - hstr = hdac_stream(stream); - - dev_dbg(bus->dev, "In %s cmd=%d\n", __func__, cmd); - - if (!hstr->prepared) - return -EPIPE; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - case SNDRV_PCM_TRIGGER_RESUME: - start = true; - break; - - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_STOP: - start = false; - break; - - default: - return -EINVAL; - } - - snd_pcm_group_for_each_entry(s, substream) { - if (s->pcm->card != substream->pcm->card) - continue; - stream = get_hdac_ext_stream(s); - sbits |= 1 << hdac_stream(stream)->index; - snd_pcm_trigger_done(s, substream); - } - - spin_lock_irqsave(&bus->reg_lock, cookie); - - /* first, set SYNC bits of corresponding streams */ - snd_hdac_stream_sync_trigger(hstr, true, sbits, AZX_REG_SSYNC); - - snd_pcm_group_for_each_entry(s, substream) { - if (s->pcm->card != substream->pcm->card) - continue; - stream = get_hdac_ext_stream(s); - if (start) - snd_hdac_stream_start(hdac_stream(stream), true); - else - snd_hdac_stream_stop(hdac_stream(stream)); - } - spin_unlock_irqrestore(&bus->reg_lock, cookie); - - snd_hdac_stream_sync(hstr, start, sbits); - - spin_lock_irqsave(&bus->reg_lock, cookie); - - /* reset SYNC bits */ - snd_hdac_stream_sync_trigger(hstr, false, sbits, AZX_REG_SSYNC); - if (start) - snd_hdac_stream_timecounter_init(hstr, sbits); - spin_unlock_irqrestore(&bus->reg_lock, cookie); - - return 0; -} - -static int skl_platform_pcm_trigger(struct snd_pcm_substream *substream, - int cmd) -{ - struct hdac_ext_bus *ebus = get_bus_ctx(substream); - - if (!(ebus_to_hbus(ebus))->ppcap) - return skl_coupled_trigger(substream, cmd); - - return 0; -} - -static snd_pcm_uframes_t skl_platform_pcm_pointer - (struct snd_pcm_substream *substream) -{ - struct hdac_ext_stream *hstream = get_hdac_ext_stream(substream); - struct hdac_ext_bus *ebus = get_bus_ctx(substream); - unsigned int pos; - - /* - * Use DPIB for Playback stream as the periodic DMA Position-in- - * Buffer Writes may be scheduled at the same time or later than - * the MSI and does not guarantee to reflect the Position of the - * last buffer that was transferred. Whereas DPIB register in - * HAD space reflects the actual data that is transferred. - * Use the position buffer for capture, as DPIB write gets - * completed earlier than the actual data written to the DDR. - * - * For capture stream following workaround is required to fix the - * incorrect position reporting. - * - * 1. Wait for 20us before reading the DMA position in buffer once - * the interrupt is generated for stream completion as update happens - * on the HDA frame boundary i.e. 20.833uSec. - * 2. Read DPIB register to flush the DMA position value. This dummy - * read is required to flush DMA position value. - * 3. Read the DMA Position-in-Buffer. This value now will be equal to - * or greater than period boundary. - */ - - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - pos = readl(ebus->bus.remap_addr + AZX_REG_VS_SDXDPIB_XBASE + - (AZX_REG_VS_SDXDPIB_XINTERVAL * - hdac_stream(hstream)->index)); - } else { - udelay(20); - readl(ebus->bus.remap_addr + - AZX_REG_VS_SDXDPIB_XBASE + - (AZX_REG_VS_SDXDPIB_XINTERVAL * - hdac_stream(hstream)->index)); - pos = snd_hdac_stream_get_pos_posbuf(hdac_stream(hstream)); - } - - if (pos >= hdac_stream(hstream)->bufsize) - pos = 0; - - return bytes_to_frames(substream->runtime, pos); -} - -static u64 skl_adjust_codec_delay(struct snd_pcm_substream *substream, - u64 nsec) -{ - struct snd_soc_pcm_runtime *rtd = snd_pcm_substream_chip(substream); - struct snd_soc_dai *codec_dai = rtd->codec_dai; - u64 codec_frames, codec_nsecs; - - if (!codec_dai->driver->ops->delay) - return nsec; - - codec_frames = codec_dai->driver->ops->delay(substream, codec_dai); - codec_nsecs = div_u64(codec_frames * 1000000000LL, - substream->runtime->rate); - - if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) - return nsec + codec_nsecs; - - return (nsec > codec_nsecs) ? nsec - codec_nsecs : 0; -} - -static int skl_get_time_info(struct snd_pcm_substream *substream, - struct timespec *system_ts, struct timespec *audio_ts, - struct snd_pcm_audio_tstamp_config *audio_tstamp_config, - struct snd_pcm_audio_tstamp_report *audio_tstamp_report) -{ - struct hdac_ext_stream *sstream = get_hdac_ext_stream(substream); - struct hdac_stream *hstr = hdac_stream(sstream); - u64 nsec; - - if ((substream->runtime->hw.info & SNDRV_PCM_INFO_HAS_LINK_ATIME) && - (audio_tstamp_config->type_requested == SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK)) { - - snd_pcm_gettime(substream->runtime, system_ts); - - nsec = timecounter_read(&hstr->tc); - nsec = div_u64(nsec, 3); /* can be optimized */ - if (audio_tstamp_config->report_delay) - nsec = skl_adjust_codec_delay(substream, nsec); - - *audio_ts = ns_to_timespec(nsec); - - audio_tstamp_report->actual_type = SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK; - audio_tstamp_report->accuracy_report = 1; /* rest of struct is valid */ - audio_tstamp_report->accuracy = 42; /* 24MHzWallClk == 42ns resolution */ - - } else { - audio_tstamp_report->actual_type = SNDRV_PCM_AUDIO_TSTAMP_TYPE_DEFAULT; - } - - return 0; -} - -static const struct snd_pcm_ops skl_platform_ops = { - .open = skl_platform_open, - .ioctl = snd_pcm_lib_ioctl, - .trigger = skl_platform_pcm_trigger, - .pointer = skl_platform_pcm_pointer, - .get_time_info = skl_get_time_info, - .mmap = snd_pcm_lib_default_mmap, - .page = snd_pcm_sgbuf_ops_page, -}; - -static void skl_pcm_free(struct snd_pcm *pcm) -{ - snd_pcm_lib_preallocate_free_for_all(pcm); -} - -#define MAX_PREALLOC_SIZE (32 * 1024 * 1024) - -static int skl_pcm_new(struct snd_soc_pcm_runtime *rtd) -{ - struct snd_soc_dai *dai = rtd->cpu_dai; - struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); - struct snd_pcm *pcm = rtd->pcm; - unsigned int size; - int retval = 0; - struct skl *skl = ebus_to_skl(ebus); - - if (dai->driver->playback.channels_min || - dai->driver->capture.channels_min) { - /* buffer pre-allocation */ - size = CONFIG_SND_HDA_PREALLOC_SIZE * 1024; - if (size > MAX_PREALLOC_SIZE) - size = MAX_PREALLOC_SIZE; - retval = snd_pcm_lib_preallocate_pages_for_all(pcm, - SNDRV_DMA_TYPE_DEV_SG, - snd_dma_pci_data(skl->pci), - size, MAX_PREALLOC_SIZE); - if (retval) { - dev_err(dai->dev, "dma buffer allocation fail\n"); - return retval; - } - } - - return retval; -} - -static int skl_get_module_info(struct skl *skl, struct skl_module_cfg *mconfig) -{ - struct skl_sst *ctx = skl->skl_sst; - struct uuid_module *module; - uuid_le *uuid_mod; - - uuid_mod = (uuid_le *)mconfig->guid; - - if (list_empty(&ctx->uuid_list)) { - dev_err(ctx->dev, "Module list is empty\n"); - return -EIO; - } - - list_for_each_entry(module, &ctx->uuid_list, list) { - if (uuid_le_cmp(*uuid_mod, module->uuid) == 0) { - mconfig->id.module_id = module->id; - mconfig->is_loadable = module->is_loadable; - return 0; - } - } - - return -EIO; -} - -static int skl_populate_modules(struct skl *skl) -{ - struct skl_pipeline *p; - struct skl_pipe_module *m; - struct snd_soc_dapm_widget *w; - struct skl_module_cfg *mconfig; - int ret = 0; - - list_for_each_entry(p, &skl->ppl_list, node) { - list_for_each_entry(m, &p->pipe->w_list, node) { - w = m->w; - mconfig = w->priv; - - ret = skl_get_module_info(skl, mconfig); - if (ret < 0) { - dev_err(skl->skl_sst->dev, - "query module info failed\n"); - return ret; - } - } - } - - return ret; -} - -static int skl_platform_soc_probe(struct snd_soc_platform *platform) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(platform->dev); - struct skl *skl = ebus_to_skl(ebus); - const struct skl_dsp_ops *ops; - int ret; - - pm_runtime_get_sync(platform->dev); - if ((ebus_to_hbus(ebus))->ppcap) { - skl->platform = platform; - - /* init debugfs */ - skl->debugfs = skl_debugfs_init(skl); - - ret = skl_tplg_init(platform, ebus); - if (ret < 0) { - dev_err(platform->dev, "Failed to init topology!\n"); - return ret; - } - - /* load the firmwares, since all is set */ - ops = skl_get_dsp_ops(skl->pci->device); - if (!ops) - return -EIO; - - if (skl->skl_sst->is_first_boot == false) { - dev_err(platform->dev, "DSP reports first boot done!!!\n"); - return -EIO; - } - - ret = ops->init_fw(platform->dev, skl->skl_sst); - if (ret < 0) { - dev_err(platform->dev, "Failed to boot first fw: %d\n", ret); - return ret; - } - skl_populate_modules(skl); - skl->skl_sst->update_d0i3c = skl_update_d0i3c; - skl_dsp_enable_notification(skl->skl_sst, false); - } - pm_runtime_mark_last_busy(platform->dev); - pm_runtime_put_autosuspend(platform->dev); - - return 0; -} -static struct snd_soc_platform_driver skl_platform_drv = { - .probe = skl_platform_soc_probe, - .ops = &skl_platform_ops, - .pcm_new = skl_pcm_new, - .pcm_free = skl_pcm_free, -}; - -static const struct snd_soc_component_driver skl_component = { - .name = "pcm", -}; - -int skl_platform_register(struct device *dev) -{ - int ret; - struct hdac_ext_bus *ebus = dev_get_drvdata(dev); - struct skl *skl = ebus_to_skl(ebus); - - INIT_LIST_HEAD(&skl->ppl_list); - INIT_LIST_HEAD(&skl->bind_list); - - ret = snd_soc_register_platform(dev, &skl_platform_drv); - if (ret) { - dev_err(dev, "soc platform registration failed %d\n", ret); - return ret; - } - ret = snd_soc_register_component(dev, &skl_component, - skl_platform_dai, - ARRAY_SIZE(skl_platform_dai)); - if (ret) { - dev_err(dev, "soc component registration failed %d\n", ret); - snd_soc_unregister_platform(dev); - } - - return ret; - -} - -int skl_platform_unregister(struct device *dev) -{ - struct hdac_ext_bus *ebus = dev_get_drvdata(dev); - struct skl *skl = ebus_to_skl(ebus); - struct skl_module_deferred_bind *modules, *tmp; - - if (!list_empty(&skl->bind_list)) { - list_for_each_entry_safe(modules, tmp, &skl->bind_list, node) { - list_del(&modules->node); - kfree(modules); - } - } - - snd_soc_unregister_component(dev); - snd_soc_unregister_platform(dev); - return 0; -} |