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Diffstat (limited to 'sound/soc/intel/avs/cnl.c')
-rw-r--r--sound/soc/intel/avs/cnl.c93
1 files changed, 61 insertions, 32 deletions
diff --git a/sound/soc/intel/avs/cnl.c b/sound/soc/intel/avs/cnl.c
index 5423c29ecc..bd3c4bb8bf 100644
--- a/sound/soc/intel/avs/cnl.c
+++ b/sound/soc/intel/avs/cnl.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
//
-// Copyright(c) 2021-2024 Intel Corporation. All rights reserved.
+// Copyright(c) 2021-2024 Intel Corporation
//
// Authors: Cezary Rojewski <cezary.rojewski@intel.com>
// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
@@ -10,44 +10,73 @@
#include "avs.h"
#include "messages.h"
-irqreturn_t avs_cnl_irq_thread(struct avs_dev *adev)
+static void avs_cnl_ipc_interrupt(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_spec *spec = adev->spec;
+ u32 hipc_ack, hipc_rsp;
+
+ snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset,
+ AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY, 0);
+
+ hipc_ack = snd_hdac_adsp_readl(adev, spec->hipc->ack_offset);
+ hipc_rsp = snd_hdac_adsp_readl(adev, spec->hipc->rsp_offset);
+
+ /* DSP acked host's request. */
+ if (hipc_ack & spec->hipc->ack_done_mask) {
+ complete(&adev->ipc->done_completion);
+
+ /* Tell DSP it has our attention. */
+ snd_hdac_adsp_updatel(adev, spec->hipc->ack_offset, spec->hipc->ack_done_mask,
+ spec->hipc->ack_done_mask);
+ }
+
+ /* DSP sent new response to process. */
+ if (hipc_rsp & spec->hipc->rsp_busy_mask) {
+ union avs_reply_msg msg;
+ u32 hipctda;
+
+ msg.primary = snd_hdac_adsp_readl(adev, CNL_ADSP_REG_HIPCTDR);
+ msg.ext.val = snd_hdac_adsp_readl(adev, CNL_ADSP_REG_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);
+ }
+
+ snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset,
+ AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY,
+ AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY);
+}
+
+irqreturn_t avs_cnl_dsp_interrupt(struct avs_dev *adev)
+{
+ u32 adspis = snd_hdac_adsp_readl(adev, AVS_ADSP_REG_ADSPIS);
+ irqreturn_t ret = IRQ_NONE;
+
+ if (adspis == UINT_MAX)
+ return ret;
+
+ if (adspis & AVS_ADSP_ADSPIS_IPC) {
+ avs_cnl_ipc_interrupt(adev);
+ ret = IRQ_HANDLED;
+ }
+
+ return ret;
}
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,
+ .dsp_interrupt = avs_cnl_dsp_interrupt,
.int_control = avs_dsp_interrupt_control,
.load_basefw = avs_hda_load_basefw,
.load_lib = avs_hda_load_library,