| 1 | // SPDX-License-Identifier: GPL-2.0-only |
|---|
| 2 | // |
|---|
| 3 | // Copyright(c) 2021-2024 Intel Corporation. All rights reserved. |
|---|
| 4 | // |
|---|
| 5 | // Authors: Cezary Rojewski <cezary.rojewski@intel.com> |
|---|
| 6 | // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> |
|---|
| 7 | // |
|---|
| 8 | |
|---|
| 9 | #include <sound/hdaudio_ext.h> |
|---|
| 10 | #include "avs.h" |
|---|
| 11 | #include "messages.h" |
|---|
| 12 | |
|---|
| 13 | irqreturn_t avs_cnl_irq_thread(struct avs_dev *adev) |
|---|
| 14 | { |
|---|
| 15 | union avs_reply_msg msg; |
|---|
| 16 | u32 hipctdr, hipctdd, hipctda; |
|---|
| 17 | |
|---|
| 18 | hipctdr = snd_hdac_adsp_readl(adev, CNL_ADSP_REG_HIPCTDR); |
|---|
| 19 | hipctdd = snd_hdac_adsp_readl(adev, CNL_ADSP_REG_HIPCTDD); |
|---|
| 20 | |
|---|
| 21 | /* Ensure DSP sent new response to process. */ |
|---|
| 22 | if (!(hipctdr & CNL_ADSP_HIPCTDR_BUSY)) |
|---|
| 23 | return IRQ_NONE; |
|---|
| 24 | |
|---|
| 25 | msg.primary = hipctdr; |
|---|
| 26 | msg.ext.val = hipctdd; |
|---|
| 27 | avs_dsp_process_response(adev, header: msg.val); |
|---|
| 28 | |
|---|
| 29 | /* Tell DSP we accepted its message. */ |
|---|
| 30 | snd_hdac_adsp_updatel(adev, CNL_ADSP_REG_HIPCTDR, |
|---|
| 31 | CNL_ADSP_HIPCTDR_BUSY, CNL_ADSP_HIPCTDR_BUSY); |
|---|
| 32 | /* Ack this response. */ |
|---|
| 33 | snd_hdac_adsp_updatel(adev, CNL_ADSP_REG_HIPCTDA, |
|---|
| 34 | CNL_ADSP_HIPCTDA_DONE, CNL_ADSP_HIPCTDA_DONE); |
|---|
| 35 | /* HW might have been clock gated, give some time for change to propagate. */ |
|---|
| 36 | snd_hdac_adsp_readl_poll(adev, CNL_ADSP_REG_HIPCTDA, hipctda, |
|---|
| 37 | !(hipctda & CNL_ADSP_HIPCTDA_DONE), 10, 1000); |
|---|
| 38 | /* Unmask busy interrupt. */ |
|---|
| 39 | snd_hdac_adsp_updatel(adev, CNL_ADSP_REG_HIPCCTL, |
|---|
| 40 | AVS_ADSP_HIPCCTL_BUSY, AVS_ADSP_HIPCCTL_BUSY); |
|---|
| 41 | |
|---|
| 42 | return IRQ_HANDLED; |
|---|
| 43 | } |
|---|
| 44 | |
|---|
| 45 | const struct avs_dsp_ops avs_cnl_dsp_ops = { |
|---|
| 46 | .power = avs_dsp_core_power, |
|---|
| 47 | .reset = avs_dsp_core_reset, |
|---|
| 48 | .stall = avs_dsp_core_stall, |
|---|
| 49 | .irq_handler = avs_irq_handler, |
|---|
| 50 | .irq_thread = avs_cnl_irq_thread, |
|---|
| 51 | .int_control = avs_dsp_interrupt_control, |
|---|
| 52 | .load_basefw = avs_hda_load_basefw, |
|---|
| 53 | .load_lib = avs_hda_load_library, |
|---|
| 54 | .transfer_mods = avs_hda_transfer_modules, |
|---|
| 55 | .log_buffer_offset = avs_skl_log_buffer_offset, |
|---|
| 56 | .log_buffer_status = avs_apl_log_buffer_status, |
|---|
| 57 | .coredump = avs_apl_coredump, |
|---|
| 58 | .d0ix_toggle = avs_apl_d0ix_toggle, |
|---|
| 59 | .set_d0ix = avs_apl_set_d0ix, |
|---|
| 60 | AVS_SET_ENABLE_LOGS_OP(apl) |
|---|
| 61 | }; |
|---|
| 62 | |
|---|
