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-rw-r--r--sound/core/pcm_param_trace.h143
1 files changed, 143 insertions, 0 deletions
diff --git a/sound/core/pcm_param_trace.h b/sound/core/pcm_param_trace.h
new file mode 100644
index 000000000..08abba313
--- /dev/null
+++ b/sound/core/pcm_param_trace.h
@@ -0,0 +1,143 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM snd_pcm
+
+#if !defined(_PCM_PARAMS_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _PCM_PARAMS_TRACE_H
+
+#include <linux/tracepoint.h>
+
+#define HW_PARAM_ENTRY(param) {SNDRV_PCM_HW_PARAM_##param, #param}
+#define hw_param_labels \
+ HW_PARAM_ENTRY(ACCESS), \
+ HW_PARAM_ENTRY(FORMAT), \
+ HW_PARAM_ENTRY(SUBFORMAT), \
+ HW_PARAM_ENTRY(SAMPLE_BITS), \
+ HW_PARAM_ENTRY(FRAME_BITS), \
+ HW_PARAM_ENTRY(CHANNELS), \
+ HW_PARAM_ENTRY(RATE), \
+ HW_PARAM_ENTRY(PERIOD_TIME), \
+ HW_PARAM_ENTRY(PERIOD_SIZE), \
+ HW_PARAM_ENTRY(PERIOD_BYTES), \
+ HW_PARAM_ENTRY(PERIODS), \
+ HW_PARAM_ENTRY(BUFFER_TIME), \
+ HW_PARAM_ENTRY(BUFFER_SIZE), \
+ HW_PARAM_ENTRY(BUFFER_BYTES), \
+ HW_PARAM_ENTRY(TICK_TIME)
+
+TRACE_EVENT(hw_mask_param,
+ TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_hw_param_t type, int index, const struct snd_mask *prev, const struct snd_mask *curr),
+ TP_ARGS(substream, type, index, prev, curr),
+ TP_STRUCT__entry(
+ __field(int, card)
+ __field(int, device)
+ __field(int, subdevice)
+ __field(int, direction)
+ __field(snd_pcm_hw_param_t, type)
+ __field(int, index)
+ __field(int, total)
+ __array(__u32, prev_bits, 8)
+ __array(__u32, curr_bits, 8)
+ ),
+ TP_fast_assign(
+ __entry->card = substream->pcm->card->number;
+ __entry->device = substream->pcm->device;
+ __entry->subdevice = substream->number;
+ __entry->direction = substream->stream;
+ __entry->type = type;
+ __entry->index = index;
+ __entry->total = substream->runtime->hw_constraints.rules_num;
+ memcpy(__entry->prev_bits, prev->bits, sizeof(__u32) * 8);
+ memcpy(__entry->curr_bits, curr->bits, sizeof(__u32) * 8);
+ ),
+ TP_printk("pcmC%dD%d%s:%d %03d/%03d %s %08x%08x%08x%08x %08x%08x%08x%08x",
+ __entry->card,
+ __entry->device,
+ __entry->direction ? "c" : "p",
+ __entry->subdevice,
+ __entry->index,
+ __entry->total,
+ __print_symbolic(__entry->type, hw_param_labels),
+ __entry->prev_bits[3], __entry->prev_bits[2],
+ __entry->prev_bits[1], __entry->prev_bits[0],
+ __entry->curr_bits[3], __entry->curr_bits[2],
+ __entry->curr_bits[1], __entry->curr_bits[0]
+ )
+);
+
+TRACE_EVENT(hw_interval_param,
+ TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_hw_param_t type, int index, const struct snd_interval *prev, const struct snd_interval *curr),
+ TP_ARGS(substream, type, index, prev, curr),
+ TP_STRUCT__entry(
+ __field(int, card)
+ __field(int, device)
+ __field(int, subdevice)
+ __field(int, direction)
+ __field(snd_pcm_hw_param_t, type)
+ __field(int, index)
+ __field(int, total)
+ __field(unsigned int, prev_min)
+ __field(unsigned int, prev_max)
+ __field(unsigned int, prev_openmin)
+ __field(unsigned int, prev_openmax)
+ __field(unsigned int, prev_integer)
+ __field(unsigned int, prev_empty)
+ __field(unsigned int, curr_min)
+ __field(unsigned int, curr_max)
+ __field(unsigned int, curr_openmin)
+ __field(unsigned int, curr_openmax)
+ __field(unsigned int, curr_integer)
+ __field(unsigned int, curr_empty)
+ ),
+ TP_fast_assign(
+ __entry->card = substream->pcm->card->number;
+ __entry->device = substream->pcm->device;
+ __entry->subdevice = substream->number;
+ __entry->direction = substream->stream;
+ __entry->type = type;
+ __entry->index = index;
+ __entry->total = substream->runtime->hw_constraints.rules_num;
+ __entry->prev_min = prev->min;
+ __entry->prev_max = prev->max;
+ __entry->prev_openmin = prev->openmin;
+ __entry->prev_openmax = prev->openmax;
+ __entry->prev_integer = prev->integer;
+ __entry->prev_empty = prev->empty;
+ __entry->curr_min = curr->min;
+ __entry->curr_max = curr->max;
+ __entry->curr_openmin = curr->openmin;
+ __entry->curr_openmax = curr->openmax;
+ __entry->curr_integer = curr->integer;
+ __entry->curr_empty = curr->empty;
+ ),
+ TP_printk("pcmC%dD%d%s:%d %03d/%03d %s %d %d %s%u %u%s %d %d %s%u %u%s",
+ __entry->card,
+ __entry->device,
+ __entry->direction ? "c" : "p",
+ __entry->subdevice,
+ __entry->index,
+ __entry->total,
+ __print_symbolic(__entry->type, hw_param_labels),
+ __entry->prev_empty,
+ __entry->prev_integer,
+ __entry->prev_openmin ? "(" : "[",
+ __entry->prev_min,
+ __entry->prev_max,
+ __entry->prev_openmax ? ")" : "]",
+ __entry->curr_empty,
+ __entry->curr_integer,
+ __entry->curr_openmin ? "(" : "[",
+ __entry->curr_min,
+ __entry->curr_max,
+ __entry->curr_openmax ? ")" : "]"
+ )
+);
+
+#endif /* _PCM_PARAMS_TRACE_H */
+
+/* This part must be outside protection */
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE pcm_param_trace
+#include <trace/define_trace.h>