Commit 785d8c4b authored by Libin Yang's avatar Libin Yang Committed by Takashi Iwai
Browse files

ALSA: hda - add hda_intel_trace.h 



This patch creates hda_intel_trace.h to add some pm trace functions
used in hda_intel.c

Signed-off-by: default avatarLibin Yang <libin.yang@intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 18486508

sound/pci/hda/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -11,6 +11,7 @@ snd-hda-codec-$(CONFIG_SND_HDA_INPUT_BEEP) += hda_beep.o 


# for trace-points

CFLAGS_hda_controller.o := -I$(src)

CFLAGS_hda_intel.o := -I$(src)



snd-hda-codec-generic-objs :=	hda_generic.o

snd-hda-codec-realtek-objs :=	patch_realtek.o

sound/pci/hda/hda_intel.c

+9 −0
Original line number Diff line number Diff line
@@ -64,6 +64,9 @@ 
#include "hda_controller.h"

#include "hda_intel.h"



#define CREATE_TRACE_POINTS

#include "hda_intel_trace.h"



/* position fix mode */

enum {

	POS_FIX_AUTO,
@@ -831,6 +834,8 @@ static int azx_suspend(struct device *dev) 
	if (chip->driver_caps & AZX_DCAPS_I915_POWERWELL

		&& hda->need_i915_power)

		hda_display_power(hda, false);



	trace_azx_suspend(chip);

	return 0;

}
@@ -864,6 +869,8 @@ static int azx_resume(struct device *dev) 
	hda_intel_init_chip(chip, true);



	snd_power_change_state(card, SNDRV_CTL_POWER_D0);



	trace_azx_resume(chip);

	return 0;

}

#endif /* CONFIG_PM_SLEEP || SUPPORT_VGA_SWITCHEROO */
@@ -897,6 +904,7 @@ static int azx_runtime_suspend(struct device *dev) 
		&& hda->need_i915_power)

		hda_display_power(hda, false);



	trace_azx_runtime_suspend(chip);

	return 0;

}
@@ -945,6 +953,7 @@ static int azx_runtime_resume(struct device *dev) 
	azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) &

			~STATESTS_INT_MASK);



	trace_azx_runtime_resume(chip);

	return 0;

}

sound/pci/hda/hda_intel_trace.h

+53 −0
Original line number Diff line number Diff line 
#undef TRACE_SYSTEM

#define TRACE_SYSTEM hda_intel

#define TRACE_INCLUDE_FILE hda_intel_trace



#if !defined(_TRACE_HDA_INTEL_H) || defined(TRACE_HEADER_MULTI_READ)

#define _TRACE_HDA_INTEL_H



#include <linux/tracepoint.h>



DECLARE_EVENT_CLASS(hda_pm,

	TP_PROTO(struct azx *chip),



	TP_ARGS(chip),



	TP_STRUCT__entry(

		__field(int, dev_index)

	),



	TP_fast_assign(

		__entry->dev_index = (chip)->dev_index;

	),



	TP_printk("card index: %d", __entry->dev_index)

);



DEFINE_EVENT(hda_pm, azx_suspend,

	TP_PROTO(struct azx *chip),

	TP_ARGS(chip)

);



DEFINE_EVENT(hda_pm, azx_resume,

	TP_PROTO(struct azx *chip),

	TP_ARGS(chip)

);



#ifdef CONFIG_PM

DEFINE_EVENT(hda_pm, azx_runtime_suspend,

	TP_PROTO(struct azx *chip),

	TP_ARGS(chip)

);



DEFINE_EVENT(hda_pm, azx_runtime_resume,

	TP_PROTO(struct azx *chip),

	TP_ARGS(chip)

);

#endif



#endif /* _TRACE_HDA_INTEL_H */



/* This part must be outside protection */

#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#include <trace/define_trace.h>