mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-08-05 16:54:27 +00:00
cdd30ebb1b
Clean up the existing export namespace code along the same lines of
commit 33def8498f ("treewide: Convert macro and uses of __section(foo)
to __section("foo")") and for the same reason, it is not desired for the
namespace argument to be a macro expansion itself.
Scripted using
git grep -l -e MODULE_IMPORT_NS -e EXPORT_SYMBOL_NS | while read file;
do
awk -i inplace '
/^#define EXPORT_SYMBOL_NS/ {
gsub(/__stringify\(ns\)/, "ns");
print;
next;
}
/^#define MODULE_IMPORT_NS/ {
gsub(/__stringify\(ns\)/, "ns");
print;
next;
}
/MODULE_IMPORT_NS/ {
$0 = gensub(/MODULE_IMPORT_NS\(([^)]*)\)/, "MODULE_IMPORT_NS(\"\\1\")", "g");
}
/EXPORT_SYMBOL_NS/ {
if ($0 ~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+),/) {
if ($0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/ &&
$0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(\)/ &&
$0 !~ /^my/) {
getline line;
gsub(/[[:space:]]*\\$/, "");
gsub(/[[:space:]]/, "", line);
$0 = $0 " " line;
}
$0 = gensub(/(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/,
"\\1(\\2, \"\\3\")", "g");
}
}
{ print }' $file;
done
Requested-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://mail.google.com/mail/u/2/#inbox/FMfcgzQXKWgMmjdFwwdsfgxzKpVHWPlc
Acked-by: Greg KH <gregkh@linuxfoundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
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//
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// This file is provided under a dual BSD/GPLv2 license. When using or
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// redistributing this file, you may do so under either license.
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//
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// Copyright(c) 2018 Intel Corporation
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//
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// Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com>
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// Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
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// Rander Wang <rander.wang@intel.com>
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// Keyon Jie <yang.jie@linux.intel.com>
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//
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/*
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* Hardware interface for generic Intel audio DSP HDA IP
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*/
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#include <sound/hdaudio_ext.h>
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#include "../ops.h"
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#include "hda.h"
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static int hda_dsp_trace_prepare(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab)
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{
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struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
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struct hdac_ext_stream *hext_stream = hda->dtrace_stream;
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struct hdac_stream *hstream = &hext_stream->hstream;
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int ret;
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hstream->period_bytes = 0;/* initialize period_bytes */
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hstream->bufsize = dmab->bytes;
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ret = hda_dsp_stream_hw_params(sdev, hext_stream, dmab, NULL);
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if (ret < 0)
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dev_err(sdev->dev, "error: hdac prepare failed: %d\n", ret);
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return ret;
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}
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int hda_dsp_trace_init(struct snd_sof_dev *sdev, struct snd_dma_buffer *dmab,
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struct sof_ipc_dma_trace_params_ext *dtrace_params)
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{
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struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
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int ret;
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hda->dtrace_stream = hda_dsp_stream_get(sdev, SNDRV_PCM_STREAM_CAPTURE,
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SOF_HDA_STREAM_DMI_L1_COMPATIBLE);
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if (!hda->dtrace_stream) {
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dev_err(sdev->dev,
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"error: no available capture stream for DMA trace\n");
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return -ENODEV;
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}
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dtrace_params->stream_tag = hda->dtrace_stream->hstream.stream_tag;
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/*
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* initialize capture stream, set BDL address and return corresponding
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* stream tag which will be sent to the firmware by IPC message.
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*/
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ret = hda_dsp_trace_prepare(sdev, dmab);
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if (ret < 0) {
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dev_err(sdev->dev, "error: hdac trace init failed: %d\n", ret);
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hda_dsp_stream_put(sdev, SNDRV_PCM_STREAM_CAPTURE,
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dtrace_params->stream_tag);
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hda->dtrace_stream = NULL;
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dtrace_params->stream_tag = 0;
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}
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return ret;
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}
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EXPORT_SYMBOL_NS(hda_dsp_trace_init, "SND_SOC_SOF_INTEL_HDA_COMMON");
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int hda_dsp_trace_release(struct snd_sof_dev *sdev)
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{
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struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
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struct hdac_stream *hstream;
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if (hda->dtrace_stream) {
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hstream = &hda->dtrace_stream->hstream;
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hda_dsp_stream_put(sdev,
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SNDRV_PCM_STREAM_CAPTURE,
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hstream->stream_tag);
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hda->dtrace_stream = NULL;
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return 0;
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}
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dev_dbg(sdev->dev, "DMA trace stream is not opened!\n");
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return -ENODEV;
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}
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EXPORT_SYMBOL_NS(hda_dsp_trace_release, "SND_SOC_SOF_INTEL_HDA_COMMON");
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int hda_dsp_trace_trigger(struct snd_sof_dev *sdev, int cmd)
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{
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struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
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return hda_dsp_stream_trigger(sdev, hda->dtrace_stream, cmd);
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}
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EXPORT_SYMBOL_NS(hda_dsp_trace_trigger, "SND_SOC_SOF_INTEL_HDA_COMMON");
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