diff --git a/sound/soc/sof/intel/hda-loader.c b/sound/soc/sof/intel/hda-loader.c index 1805cf754beb33..bc3256d714f091 100644 --- a/sound/soc/sof/intel/hda-loader.c +++ b/sound/soc/sof/intel/hda-loader.c @@ -43,13 +43,13 @@ static void hda_ssp_set_cbp_cfp(struct snd_sof_dev *sdev) } } -struct hdac_ext_stream *hda_cl_stream_prepare(struct snd_sof_dev *sdev, unsigned int format, - unsigned int size, struct snd_dma_buffer *dmab, - int direction) +struct hdac_ext_stream *hda_cl_prepare(struct device *dev, unsigned int format, + unsigned int size, struct snd_dma_buffer *dmab, + int direction, bool is_iccmax) { + struct snd_sof_dev *sdev = dev_get_drvdata(dev); struct hdac_ext_stream *hext_stream; struct hdac_stream *hstream; - struct pci_dev *pci = to_pci_dev(sdev->dev); int ret; hext_stream = hda_dsp_stream_get(sdev, direction, 0); @@ -62,7 +62,7 @@ struct hdac_ext_stream *hda_cl_stream_prepare(struct snd_sof_dev *sdev, unsigned hstream->substream = NULL; /* allocate DMA buffer */ - ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV_SG, &pci->dev, size, dmab); + ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV_SG, dev, size, dmab); if (ret < 0) { dev_err(sdev->dev, "error: memory alloc failed: %d\n", ret); goto out_put; @@ -72,7 +72,7 @@ struct hdac_ext_stream *hda_cl_stream_prepare(struct snd_sof_dev *sdev, unsigned hstream->format_val = format; hstream->bufsize = size; - if (direction == SNDRV_PCM_STREAM_CAPTURE) { + if (is_iccmax) { ret = hda_dsp_iccmax_stream_hw_params(sdev, hext_stream, dmab, NULL); if (ret < 0) { dev_err(sdev->dev, "error: iccmax stream prepare failed: %d\n", ret); @@ -95,6 +95,7 @@ struct hdac_ext_stream *hda_cl_stream_prepare(struct snd_sof_dev *sdev, unsigned hda_dsp_stream_put(sdev, direction, hstream->stream_tag); return ERR_PTR(ret); } +EXPORT_SYMBOL_NS(hda_cl_prepare, SND_SOC_SOF_INTEL_HDA_COMMON); /* * first boot sequence has some extra steps. @@ -219,15 +220,20 @@ int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot) return ret; } -static int cl_trigger(struct snd_sof_dev *sdev, - struct hdac_ext_stream *hext_stream, int cmd) +int hda_cl_trigger(struct device *dev, struct hdac_ext_stream *hext_stream, int cmd) { + struct snd_sof_dev *sdev = dev_get_drvdata(dev); struct hdac_stream *hstream = &hext_stream->hstream; int sd_offset = SOF_STREAM_SD_OFFSET(hstream); + struct sof_intel_hda_stream *hda_stream; /* code loader is special case that reuses stream ops */ switch (cmd) { case SNDRV_PCM_TRIGGER_START: + hda_stream = container_of(hext_stream, struct sof_intel_hda_stream, + hext_stream); + reinit_completion(&hda_stream->ioc); + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, SOF_HDA_INTCTL, 1 << hstream->index, 1 << hstream->index); @@ -245,10 +251,12 @@ static int cl_trigger(struct snd_sof_dev *sdev, return hda_dsp_stream_trigger(sdev, hext_stream, cmd); } } +EXPORT_SYMBOL_NS(hda_cl_trigger, SND_SOC_SOF_INTEL_HDA_COMMON); -int hda_cl_cleanup(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab, +int hda_cl_cleanup(struct device *dev, struct snd_dma_buffer *dmab, struct hdac_ext_stream *hext_stream) { + struct snd_sof_dev *sdev = dev_get_drvdata(dev); struct hdac_stream *hstream = &hext_stream->hstream; int sd_offset = SOF_STREAM_SD_OFFSET(hstream); int ret = 0; @@ -277,20 +285,40 @@ int hda_cl_cleanup(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab, return ret; } +EXPORT_SYMBOL_NS(hda_cl_cleanup, SND_SOC_SOF_INTEL_HDA_COMMON); + +#define HDA_CL_DMA_IOC_TIMEOUT_MS 500 int hda_cl_copy_fw(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream) { struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; const struct sof_intel_dsp_desc *chip = hda->desc; + struct sof_intel_hda_stream *hda_stream; + unsigned long time_left; unsigned int reg; int ret, status; - ret = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_START); + hda_stream = container_of(hext_stream, struct sof_intel_hda_stream, + hext_stream); + + dev_dbg(sdev->dev, "Code loader DMA starting\n"); + + ret = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_START); if (ret < 0) { dev_err(sdev->dev, "error: DMA trigger start failed\n"); return ret; } + /* Wait for completion of transfer */ + time_left = wait_for_completion_timeout(&hda_stream->ioc, + msecs_to_jiffies(HDA_CL_DMA_IOC_TIMEOUT_MS)); + + if (!time_left) { + dev_err(sdev->dev, "Code loader DMA did not complete\n"); + return -ETIMEDOUT; + } + dev_dbg(sdev->dev, "Code loader DMA done, waiting for FW_ENTERED status\n"); + status = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, chip->rom_status_reg, reg, (FSR_TO_STATE_CODE(reg) == FSR_STATE_FW_ENTERED), @@ -306,13 +334,17 @@ int hda_cl_copy_fw(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream dev_err(sdev->dev, "%s: timeout with rom_status_reg (%#x) read\n", __func__, chip->rom_status_reg); + } else { + dev_dbg(sdev->dev, "Code loader FW_ENTERED status\n"); } - ret = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_STOP); + ret = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_STOP); if (ret < 0) { dev_err(sdev->dev, "error: DMA trigger stop failed\n"); if (!status) status = ret; + } else { + dev_dbg(sdev->dev, "Code loader DMA stopped\n"); } return status; @@ -333,8 +365,8 @@ int hda_dsp_cl_boot_firmware_iccmax(struct snd_sof_dev *sdev) * Prepare capture stream for ICCMAX. We do not need to store * the data, so use a buffer of PAGE_SIZE for receiving. */ - iccmax_stream = hda_cl_stream_prepare(sdev, HDA_CL_STREAM_FORMAT, PAGE_SIZE, - &dmab_bdl, SNDRV_PCM_STREAM_CAPTURE); + iccmax_stream = hda_cl_prepare(sdev->dev, HDA_CL_STREAM_FORMAT, PAGE_SIZE, + &dmab_bdl, SNDRV_PCM_STREAM_CAPTURE, true); if (IS_ERR(iccmax_stream)) { dev_err(sdev->dev, "error: dma prepare for ICCMAX stream failed\n"); return PTR_ERR(iccmax_stream); @@ -346,7 +378,7 @@ int hda_dsp_cl_boot_firmware_iccmax(struct snd_sof_dev *sdev) * Perform iccmax stream cleanup. This should be done even if firmware loading fails. * If the cleanup also fails, we return the initial error */ - ret1 = hda_cl_cleanup(sdev, &dmab_bdl, iccmax_stream); + ret1 = hda_cl_cleanup(sdev->dev, &dmab_bdl, iccmax_stream); if (ret1 < 0) { dev_err(sdev->dev, "error: ICCMAX stream cleanup failed\n"); @@ -418,9 +450,9 @@ int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev) init_waitqueue_head(&sdev->boot_wait); /* prepare DMA for code loader stream */ - hext_stream = hda_cl_stream_prepare(sdev, HDA_CL_STREAM_FORMAT, - stripped_firmware.size, - &dmab, SNDRV_PCM_STREAM_PLAYBACK); + hext_stream = hda_cl_prepare(sdev->dev, HDA_CL_STREAM_FORMAT, + stripped_firmware.size, + &dmab, SNDRV_PCM_STREAM_PLAYBACK, false); if (IS_ERR(hext_stream)) { dev_err(sdev->dev, "error: dma prepare for fw loading failed\n"); return PTR_ERR(hext_stream); @@ -493,7 +525,7 @@ int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev) * This should be done even if firmware loading fails. * If the cleanup also fails, we return the initial error */ - ret1 = hda_cl_cleanup(sdev, &dmab, hext_stream); + ret1 = hda_cl_cleanup(sdev->dev, &dmab, hext_stream); if (ret1 < 0) { dev_err(sdev->dev, "error: Code loader DSP cleanup failed\n"); @@ -534,9 +566,9 @@ int hda_dsp_ipc4_load_library(struct snd_sof_dev *sdev, stripped_firmware.size = fw_lib->sof_fw.fw->size - fw_lib->sof_fw.payload_offset; /* prepare DMA for code loader stream */ - hext_stream = hda_cl_stream_prepare(sdev, HDA_CL_STREAM_FORMAT, - stripped_firmware.size, - &dmab, SNDRV_PCM_STREAM_PLAYBACK); + hext_stream = hda_cl_prepare(sdev->dev, HDA_CL_STREAM_FORMAT, + stripped_firmware.size, + &dmab, SNDRV_PCM_STREAM_PLAYBACK, false); if (IS_ERR(hext_stream)) { dev_err(sdev->dev, "%s: DMA prepare failed\n", __func__); return PTR_ERR(hext_stream); @@ -579,7 +611,7 @@ int hda_dsp_ipc4_load_library(struct snd_sof_dev *sdev, goto cleanup; } - ret = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_START); + ret = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_START); if (ret < 0) { dev_err(sdev->dev, "%s: DMA trigger start failed\n", __func__); goto cleanup; @@ -596,7 +628,7 @@ int hda_dsp_ipc4_load_library(struct snd_sof_dev *sdev, ret = sof_ipc_tx_message_no_reply(sdev->ipc, &msg, 0); /* Stop the DMA channel */ - ret1 = cl_trigger(sdev, hext_stream, SNDRV_PCM_TRIGGER_STOP); + ret1 = hda_cl_trigger(sdev->dev, hext_stream, SNDRV_PCM_TRIGGER_STOP); if (ret1 < 0) { dev_err(sdev->dev, "%s: DMA trigger stop failed\n", __func__); if (!ret) @@ -605,7 +637,7 @@ int hda_dsp_ipc4_load_library(struct snd_sof_dev *sdev, cleanup: /* clean up even in case of error and return the first error */ - ret1 = hda_cl_cleanup(sdev, &dmab, hext_stream); + ret1 = hda_cl_cleanup(sdev->dev, &dmab, hext_stream); if (ret1 < 0) { dev_err(sdev->dev, "%s: Code loader DSP cleanup failed\n", __func__); diff --git a/sound/soc/sof/intel/hda-stream.c b/sound/soc/sof/intel/hda-stream.c index f2ebadbbcc10e3..157933da18cdfb 100644 --- a/sound/soc/sof/intel/hda-stream.c +++ b/sound/soc/sof/intel/hda-stream.c @@ -764,12 +764,27 @@ static bool hda_dsp_stream_check(struct hdac_bus *bus, u32 status) writeb(sd_status, s->sd_addr + SOF_HDA_ADSP_REG_SD_STS); active = true; - if ((!s->substream && !s->cstream) || - !s->running || - (sd_status & SOF_HDA_CL_DMA_SD_INT_COMPLETE) == 0) + if (!s->running) continue; + if ((sd_status & SOF_HDA_CL_DMA_SD_INT_COMPLETE) == 0) + continue; + if (!s->substream && !s->cstream) { + /* + * when no substream is found, the DMA may used for code loading + * or data transfers which can rely on wait_for_completion() + */ + struct sof_intel_hda_stream *hda_stream; + struct hdac_ext_stream *hext_stream; + + hext_stream = stream_to_hdac_ext_stream(s); + hda_stream = container_of(hext_stream, struct sof_intel_hda_stream, + hext_stream); + + complete(&hda_stream->ioc); + continue; + } - /* Inform ALSA only in case not do that with IPC */ + /* Inform ALSA only if the IPC position is not used */ if (s->substream && sof_hda->no_ipc_position) { snd_sof_pcm_period_elapsed(s->substream); } else if (s->cstream) { @@ -879,6 +894,7 @@ int hda_dsp_stream_init(struct snd_sof_dev *sdev) return -ENOMEM; hda_stream->sdev = sdev; + init_completion(&hda_stream->ioc); hext_stream = &hda_stream->hext_stream; diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index b11d92ef777447..27279343835b46 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -11,6 +11,7 @@ #ifndef __SOF_INTEL_HDA_H #define __SOF_INTEL_HDA_H +#include #include #include #include @@ -559,6 +560,7 @@ struct sof_intel_hda_stream { struct sof_intel_stream sof_intel_stream; int host_reserved; /* reserve host DMA channel */ u32 flags; + struct completion ioc; }; #define hstream_to_sof_hda_stream(hstream) \ @@ -695,10 +697,13 @@ int hda_dsp_ipc_cmd_done(struct snd_sof_dev *sdev, int dir); int hda_dsp_cl_boot_firmware(struct snd_sof_dev *sdev); int hda_dsp_cl_boot_firmware_iccmax(struct snd_sof_dev *sdev); int hda_cl_copy_fw(struct snd_sof_dev *sdev, struct hdac_ext_stream *hext_stream); -struct hdac_ext_stream *hda_cl_stream_prepare(struct snd_sof_dev *sdev, unsigned int format, - unsigned int size, struct snd_dma_buffer *dmab, - int direction); -int hda_cl_cleanup(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab, + +struct hdac_ext_stream *hda_cl_prepare(struct device *dev, unsigned int format, + unsigned int size, struct snd_dma_buffer *dmab, + int direction, bool is_iccmax); +int hda_cl_trigger(struct device *dev, struct hdac_ext_stream *hext_stream, int cmd); + +int hda_cl_cleanup(struct device *dev, struct snd_dma_buffer *dmab, struct hdac_ext_stream *hext_stream); int cl_dsp_init(struct snd_sof_dev *sdev, int stream_tag, bool imr_boot); #define HDA_CL_STREAM_FORMAT 0x40