Commit 4627421f authored by V sujith kumar Reddy's avatar V sujith kumar Reddy Committed by Mark Brown

ASoC: SOF: amd: Add trace logger support

Add trace support and configure trace stream for ACP firmware.
Signed-off-by: default avatarVishnuvardhanrao Ravuapati <vishnuvardhanrao.ravulapati@amd.com>
Signed-off-by: default avatarV sujith kumar Reddy <vsreddy@amd.com>
Reviewed-by: default avatarBard Liao <bard.liao@intel.com>
Reviewed-by: default avatarKai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: default avatarDaniel Baluta <daniel.baluta@nxp.com>
Link: https://lore.kernel.org/r/20211117093734.17407-13-daniel.baluta@oss.nxp.comSigned-off-by: default avatarMark Brown <broonie@kernel.org>
parent efb931cd
......@@ -4,7 +4,7 @@
#
# Copyright(c) 2021 Advanced Micro Devices, Inc. All rights reserved.
snd-sof-amd-acp-objs := acp.o acp-loader.o acp-ipc.o acp-pcm.o acp-stream.o
snd-sof-amd-acp-objs := acp.o acp-loader.o acp-ipc.o acp-pcm.o acp-stream.o acp-trace.o
snd-sof-amd-renoir-objs := pci-rn.o renoir.o
obj-$(CONFIG_SND_SOC_SOF_AMD_COMMON) += snd-sof-amd-acp.o
......
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
//
// This file is provided under a dual BSD/GPLv2 license. When using or
// redistributing this file, you may do so under either license.
//
// Copyright(c) 2021 Advanced Micro Devices, Inc. All rights reserved.
//
// Authors: Vishnuvardhanrao Ravuapati <vishnuvardhanrao.ravulapati@amd.com>
// V Sujith Kumar Reddy <Vsujithkumar.Reddy@amd.com>
/*This file support Host TRACE Logger driver callback for SOF FW */
#include "acp.h"
#define ACP_LOGGER_STREAM 8
#define NUM_PAGES 16
int acp_sof_trace_release(struct snd_sof_dev *sdev)
{
struct acp_dsp_stream *stream;
struct acp_dev_data *adata;
int ret;
adata = sdev->pdata->hw_pdata;
stream = adata->dtrace_stream;
ret = acp_dsp_stream_put(sdev, stream);
if (ret < 0) {
dev_err(sdev->dev, "Failed to release trace stream\n");
return ret;
}
adata->dtrace_stream = NULL;
return 0;
}
EXPORT_SYMBOL_NS(acp_sof_trace_release, SND_SOC_SOF_AMD_COMMON);
static int acp_sof_trace_prepare(struct snd_sof_dev *sdev,
struct sof_ipc_dma_trace_params_ext *params)
{
struct acp_dsp_stream *stream;
struct acp_dev_data *adata;
int ret;
adata = sdev->pdata->hw_pdata;
stream = adata->dtrace_stream;
stream->dmab = &sdev->dmatb;
stream->num_pages = NUM_PAGES;
ret = acp_dsp_stream_config(sdev, stream);
if (ret < 0) {
dev_err(sdev->dev, "Failed to configure trace stream\n");
return ret;
}
params->buffer.phy_addr = stream->reg_offset;
params->stream_tag = stream->stream_tag;
return 0;
}
int acp_sof_trace_init(struct snd_sof_dev *sdev, u32 *stream_tag)
{
struct sof_ipc_dma_trace_params_ext *params;
struct acp_dsp_stream *stream;
struct acp_dev_data *adata;
int ret;
adata = sdev->pdata->hw_pdata;
stream = acp_dsp_stream_get(sdev, ACP_LOGGER_STREAM);
if (!stream)
return -ENODEV;
adata->dtrace_stream = stream;
params = container_of(stream_tag, struct sof_ipc_dma_trace_params_ext, stream_tag);
ret = acp_sof_trace_prepare(sdev, params);
if (ret < 0) {
acp_dsp_stream_put(sdev, stream);
return ret;
}
*stream_tag = stream->stream_tag;
return 0;
}
EXPORT_SYMBOL_NS(acp_sof_trace_init, SND_SOC_SOF_AMD_COMMON);
......@@ -139,6 +139,7 @@ struct acp_dev_data {
u8 *data_buf;
struct dma_descriptor dscr_info[ACP_MAX_DESC];
struct acp_dsp_stream stream_buf[ACP_MAX_STREAM];
struct acp_dsp_stream *dtrace_stream;
};
void memcpy_to_scratch(struct snd_sof_dev *sdev, u32 offset, unsigned int *src, size_t bytes);
......@@ -197,4 +198,8 @@ extern const struct snd_sof_dsp_ops sof_renoir_ops;
/* Machine configuration */
int snd_amd_acp_find_config(struct pci_dev *pci);
/* Trace */
int acp_sof_trace_init(struct snd_sof_dev *sdev, u32 *stream_tag);
int acp_sof_trace_release(struct snd_sof_dev *sdev);
#endif
......@@ -173,6 +173,10 @@ const struct snd_sof_dsp_ops sof_renoir_ops = {
.machine_select = amd_sof_machine_select,
.machine_register = sof_machine_register,
.machine_unregister = sof_machine_unregister,
/* Trace Logger */
.trace_init = acp_sof_trace_init,
.trace_release = acp_sof_trace_release,
};
EXPORT_SYMBOL(sof_renoir_ops);
......
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