Commit e1df9317 authored by Rakesh Ughreja's avatar Rakesh Ughreja Committed by Takashi Iwai
Browse files

ALSA: hdac: Remove usage of struct hdac_ext_driver, use hdac_driver instead 



This patch removes the hdac_ext_driver structure. The legacy and
enhanced HDaudio capabilities can be handled in a backward-compatible
way without separate definitions.

Signed-off-by: default avatarRakesh Ughreja <rakesh.a.ughreja@intel.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 76f56fae

include/sound/hdaudio.h

+5 −0
Original line number Diff line number Diff line
@@ -188,6 +188,11 @@ struct hdac_driver { 
	const struct hda_device_id *id_table;

	int (*match)(struct hdac_device *dev, struct hdac_driver *drv);

	void (*unsol_event)(struct hdac_device *dev, unsigned int event);



	/* fields used by ext bus APIs */

	int (*probe)(struct hdac_device *dev);

	int (*remove)(struct hdac_device *dev);

	void (*shutdown)(struct hdac_device *dev);

};



#define drv_to_hdac_driver(_drv) container_of(_drv, struct hdac_driver, driver)

include/sound/hdaudio_ext.h

+2 −15
Original line number Diff line number Diff line
@@ -160,20 +160,7 @@ struct hdac_ext_dma_params { 
	u8 stream_tag;

};



/*

 * HD-audio codec base driver

 */

struct hdac_ext_driver {

	struct hdac_driver hdac;



	int	(*probe)(struct hdac_device *dev);

	int	(*remove)(struct hdac_device *dev);

	void	(*shutdown)(struct hdac_device *dev);

};



int snd_hda_ext_driver_register(struct hdac_ext_driver *drv);

void snd_hda_ext_driver_unregister(struct hdac_ext_driver *drv);



#define to_ehdac_driver(_drv) container_of(_drv, struct hdac_ext_driver, hdac)

int snd_hda_ext_driver_register(struct hdac_driver *drv);

void snd_hda_ext_driver_unregister(struct hdac_driver *drv);



#endif /* __SOUND_HDAUDIO_EXT_H */

sound/hda/ext/hdac_ext_bus.c

+14 −16
Original line number Diff line number Diff line
@@ -200,12 +200,10 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_device_remove); 
#define dev_to_hdac(dev) (container_of((dev), \

			struct hdac_device, dev))



static inline struct hdac_ext_driver *get_edrv(struct device *dev)

static inline struct hdac_driver *get_hdrv(struct device *dev)

{

	struct hdac_driver *hdrv = drv_to_hdac_driver(dev->driver);

	struct hdac_ext_driver *edrv = to_ehdac_driver(hdrv);



	return edrv;

	return hdrv;

}



static inline struct hdac_device *get_hdev(struct device *dev)
@@ -216,17 +214,17 @@ static inline struct hdac_device *get_hdev(struct device *dev) 


static int hda_ext_drv_probe(struct device *dev)

{

	return (get_edrv(dev))->probe(get_hdev(dev));

	return (get_hdrv(dev))->probe(get_hdev(dev));

}



static int hdac_ext_drv_remove(struct device *dev)

{

	return (get_edrv(dev))->remove(get_hdev(dev));

	return (get_hdrv(dev))->remove(get_hdev(dev));

}



static void hdac_ext_drv_shutdown(struct device *dev)

{

	return (get_edrv(dev))->shutdown(get_hdev(dev));

	return (get_hdrv(dev))->shutdown(get_hdev(dev));

}



/**
@@ -234,20 +232,20 @@ static void hdac_ext_drv_shutdown(struct device *dev) 
 *

 * @drv: ext hda driver structure

 */

int snd_hda_ext_driver_register(struct hdac_ext_driver *drv)

int snd_hda_ext_driver_register(struct hdac_driver *drv)

{

	drv->hdac.type = HDA_DEV_ASOC;

	drv->hdac.driver.bus = &snd_hda_bus_type;

	drv->type = HDA_DEV_ASOC;

	drv->driver.bus = &snd_hda_bus_type;

	/* we use default match */



	if (drv->probe)

		drv->hdac.driver.probe = hda_ext_drv_probe;

		drv->driver.probe = hda_ext_drv_probe;

	if (drv->remove)

		drv->hdac.driver.remove = hdac_ext_drv_remove;

		drv->driver.remove = hdac_ext_drv_remove;

	if (drv->shutdown)

		drv->hdac.driver.shutdown = hdac_ext_drv_shutdown;

		drv->driver.shutdown = hdac_ext_drv_shutdown;



	return driver_register(&drv->hdac.driver);

	return driver_register(&drv->driver);

}

EXPORT_SYMBOL_GPL(snd_hda_ext_driver_register);
@@ -256,8 +254,8 @@ EXPORT_SYMBOL_GPL(snd_hda_ext_driver_register); 
 *

 * @drv: ext hda driver structure

 */

void snd_hda_ext_driver_unregister(struct hdac_ext_driver *drv)

void snd_hda_ext_driver_unregister(struct hdac_driver *drv)

{

	driver_unregister(&drv->hdac.driver);

	driver_unregister(&drv->driver);

}

EXPORT_SYMBOL_GPL(snd_hda_ext_driver_unregister);

sound/soc/codecs/hdac_hdmi.c

+5 −7
Original line number Diff line number Diff line
@@ -2186,14 +2186,12 @@ static const struct hda_device_id hdmi_list[] = { 


MODULE_DEVICE_TABLE(hdaudio, hdmi_list);



static struct hdac_ext_driver hdmi_driver = {

	. hdac = {

static struct hdac_driver hdmi_driver = {

	.driver = {

		.name   = "HDMI HDA Codec",

		.pm = &hdac_hdmi_pm,

	},

	.id_table       = hdmi_list,

	},

	.probe          = hdac_hdmi_dev_probe,

	.remove         = hdac_hdmi_dev_remove,

};

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