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// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright(c) 2021-2024 Intel Corporation. All rights reserved.
//
// Authors: Cezary Rojewski <[email protected]>
// Amadeusz Slawinski <[email protected]>
//
#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)
};
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