diff options
Diffstat (limited to 'sound/soc/intel/avs/skl.c')
| -rw-r--r-- | sound/soc/intel/avs/skl.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/skl.c b/sound/soc/intel/avs/skl.c index d19f8953993f..25abfead9f63 100644 --- a/sound/soc/intel/avs/skl.c +++ b/sound/soc/intel/avs/skl.c @@ -10,6 +10,7 @@ #include <linux/slab.h> #include <sound/hdaudio_ext.h> #include "avs.h" +#include "cldma.h" #include "messages.h" irqreturn_t avs_skl_irq_thread(struct avs_dev *adev) @@ -37,6 +38,66 @@ irqreturn_t avs_skl_irq_thread(struct avs_dev *adev) return IRQ_HANDLED; } +void avs_skl_ipc_interrupt(struct avs_dev *adev) +{ + const struct avs_spec *spec = adev->spec; + u32 hipc_ack, hipc_rsp; + + snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset, + AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY, 0); + + hipc_ack = snd_hdac_adsp_readl(adev, spec->hipc->ack_offset); + hipc_rsp = snd_hdac_adsp_readl(adev, spec->hipc->rsp_offset); + + /* DSP acked host's request. */ + if (hipc_ack & spec->hipc->ack_done_mask) { + complete(&adev->ipc->done_completion); + + /* Tell DSP it has our attention. */ + snd_hdac_adsp_updatel(adev, spec->hipc->ack_offset, spec->hipc->ack_done_mask, + spec->hipc->ack_done_mask); + } + + /* DSP sent new response to process */ + if (hipc_rsp & spec->hipc->rsp_busy_mask) { + union avs_reply_msg msg; + + msg.primary = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCT); + msg.ext.val = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCTE); + + avs_dsp_process_response(adev, msg.val); + + /* Tell DSP we accepted its message. */ + snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCT, SKL_ADSP_HIPCT_BUSY, + SKL_ADSP_HIPCT_BUSY); + } + + snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset, + AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY, + AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY); +} + +static irqreturn_t avs_skl_dsp_interrupt(struct avs_dev *adev) +{ + u32 adspis = snd_hdac_adsp_readl(adev, AVS_ADSP_REG_ADSPIS); + irqreturn_t ret = IRQ_NONE; + + if (adspis == UINT_MAX) + return ret; + + if (adspis & AVS_ADSP_ADSPIS_CLDMA) { + hda_cldma_interrupt(&code_loader); + ret = IRQ_HANDLED; + } + + if (adspis & AVS_ADSP_ADSPIS_IPC) { + avs_skl_ipc_interrupt(adev); + ret = IRQ_HANDLED; + } + + return ret; +} + static int __maybe_unused avs_skl_enable_logs(struct avs_dev *adev, enum avs_log_enable enable, u32 aging_period, u32 fifo_full_period, unsigned long resource_mask, u32 *priorities) @@ -128,6 +189,7 @@ const struct avs_dsp_ops avs_skl_dsp_ops = { .power = avs_dsp_core_power, .reset = avs_dsp_core_reset, .stall = avs_dsp_core_stall, + .dsp_interrupt = avs_skl_dsp_interrupt, .irq_handler = avs_irq_handler, .irq_thread = avs_skl_irq_thread, .int_control = avs_dsp_interrupt_control, |