diff options
Diffstat (limited to 'sound/soc/intel/avs/cnl.c')
| -rw-r--r-- | sound/soc/intel/avs/cnl.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/cnl.c b/sound/soc/intel/avs/cnl.c new file mode 100644 index 0000000000..5423c29ecc --- /dev/null +++ b/sound/soc/intel/avs/cnl.c @@ -0,0 +1,61 @@ +// 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) +}; |