| // SPDX-License-Identifier: GPL-2.0-only |
| // |
| // Copyright(c) 2021-2024 Intel Corporation. All rights reserved. |
| // |
| // Authors: Cezary Rojewski <cezary.rojewski@intel.com> |
| // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> |
| // |
| |
| #include <sound/hdaudio_ext.h> |
| #include "avs.h" |
| #include "messages.h" |
| |
| irqreturn_t avs_cnl_irq_thread(struct avs_dev *adev) |
| { |
| union avs_reply_msg msg; |
| u32 hipctdr, hipctdd, hipctda; |
| |
| hipctdr = snd_hdac_adsp_readl(adev, CNL_ADSP_REG_HIPCTDR); |
| hipctdd = snd_hdac_adsp_readl(adev, CNL_ADSP_REG_HIPCTDD); |
| |
| /* Ensure DSP sent new response to process. */ |
| if (!(hipctdr & CNL_ADSP_HIPCTDR_BUSY)) |
| return IRQ_NONE; |
| |
| msg.primary = hipctdr; |
| msg.ext.val = hipctdd; |
| avs_dsp_process_response(adev, msg.val); |
| |
| /* Tell DSP we accepted its message. */ |
| snd_hdac_adsp_updatel(adev, CNL_ADSP_REG_HIPCTDR, |
| CNL_ADSP_HIPCTDR_BUSY, CNL_ADSP_HIPCTDR_BUSY); |
| /* Ack this response. */ |
| snd_hdac_adsp_updatel(adev, CNL_ADSP_REG_HIPCTDA, |
| CNL_ADSP_HIPCTDA_DONE, CNL_ADSP_HIPCTDA_DONE); |
| /* HW might have been clock gated, give some time for change to propagate. */ |
| snd_hdac_adsp_readl_poll(adev, CNL_ADSP_REG_HIPCTDA, hipctda, |
| !(hipctda & CNL_ADSP_HIPCTDA_DONE), 10, 1000); |
| /* Unmask busy interrupt. */ |
| snd_hdac_adsp_updatel(adev, CNL_ADSP_REG_HIPCCTL, |
| AVS_ADSP_HIPCCTL_BUSY, AVS_ADSP_HIPCCTL_BUSY); |
| |
| return IRQ_HANDLED; |
| } |
| |
| const struct avs_dsp_ops avs_cnl_dsp_ops = { |
| .power = avs_dsp_core_power, |
| .reset = avs_dsp_core_reset, |
| .stall = avs_dsp_core_stall, |
| .irq_handler = avs_irq_handler, |
| .irq_thread = avs_cnl_irq_thread, |
| .int_control = avs_dsp_interrupt_control, |
| .load_basefw = avs_hda_load_basefw, |
| .load_lib = avs_hda_load_library, |
| .transfer_mods = avs_hda_transfer_modules, |
| .log_buffer_offset = avs_skl_log_buffer_offset, |
| .log_buffer_status = avs_apl_log_buffer_status, |
| .coredump = avs_apl_coredump, |
| .d0ix_toggle = avs_apl_d0ix_toggle, |
| .set_d0ix = avs_apl_set_d0ix, |
| AVS_SET_ENABLE_LOGS_OP(apl) |
| }; |