Re: [Qemu-devel] [PATCH 2/4] audio/hda: turn some dprintfs into trace points

[Philippe Mathieu-Daudé]

On 04/19/2018 10:10 AM, Gerd Hoffmann wrote:
> Signed-off-by: Gerd Hoffmann <address@hidden>

Reviewed-by: Philippe Mathieu-Daudé <address@hidden>

> ---
>  hw/audio/hda-codec.c  | 9 ++++-----
>  hw/audio/trace-events | 4 ++++
>  2 files changed, 8 insertions(+), 5 deletions(-)
> 
> diff --git a/hw/audio/hda-codec.c b/hw/audio/hda-codec.c
> index 9ee2f3d55f..13d4473f18 100644
> --- a/hw/audio/hda-codec.c
> +++ b/hw/audio/hda-codec.c
> @@ -24,6 +24,7 @@
>  #include "intel-hda.h"
>  #include "intel-hda-defs.h"
>  #include "audio/audio.h"
> +#include "trace.h"
>  
>  /* 
> -------------------------------------------------------------------------- */
>  
> @@ -394,8 +395,7 @@ static void hda_audio_set_running(HDAAudioStream *st, 
> bool running)
>          return;
>      }
>      st->running = running;
> -    dprint(st->state, 1, "%s: %s (stream %d)\n", st->node->name,
> -           st->running ? "on" : "off", st->stream);
> +    trace_hda_audio_running(st->node->name, st->stream, st->running);
>      if (st->state->use_timer) {
>          if (running) {
>              int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
> @@ -449,9 +449,8 @@ static void hda_audio_setup(HDAAudioStream *st)
>          return;
>      }
>  
> -    dprint(st->state, 1, "%s: format: %d x %s @ %d Hz\n",
> -           st->node->name, st->as.nchannels,
> -           fmt2name[st->as.fmt], st->as.freq);
> +    trace_hda_audio_format(st->node->name, st->as.nchannels,
> +                           fmt2name[st->as.fmt], st->as.freq);
>  
>      if (st->output) {
>          if (use_timer) {
> diff --git a/hw/audio/trace-events b/hw/audio/trace-events
> index fa1646d169..03340b9359 100644
> --- a/hw/audio/trace-events
> +++ b/hw/audio/trace-events
> @@ -17,3 +17,7 @@ milkymist_ac97_in_cb(int avail, uint32_t remaining) "avail 
> %d remaining %u"
>  milkymist_ac97_in_cb_transferred(int transferred) "transferred %d"
>  milkymist_ac97_out_cb(int free, uint32_t remaining) "free %d remaining %u"
>  milkymist_ac97_out_cb_transferred(int transferred) "transferred %d"
> +
> +# hw/audio/hda-codec.c
> +hda_audio_running(const char *stream, int nr, bool running) "st %s, nr %d, 
> run %d"
> +hda_audio_format(const char *stream, int chan, const char *fmt, int freq) 
> "st %s, %d x %s @ %d Hz"
>