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 000000000000..5423c29ecc4e
--- /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 <[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)
+};