staging: greybus: remove extern prototypes

Functions are implicitly declared with "extern". The compiler doesn't
need it.  extern removed from drivers/staging/greybus/audio_codec.h
file.

Signed-off-by: Payal Kshirsagar <payal.s.kshirsagar.98@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Payal Kshirsagar 2019-03-18 00:06:55 +05:30 committed by Greg Kroah-Hartman
parent 83053c3eab
commit ce2439ec83
1 changed files with 61 additions and 61 deletions

View File

@ -173,66 +173,66 @@ int gbaudio_register_module(struct gbaudio_module_info *module);
void gbaudio_unregister_module(struct gbaudio_module_info *module); void gbaudio_unregister_module(struct gbaudio_module_info *module);
/* protocol related */ /* protocol related */
extern int gb_audio_gb_get_topology(struct gb_connection *connection, int gb_audio_gb_get_topology(struct gb_connection *connection,
struct gb_audio_topology **topology); struct gb_audio_topology **topology);
extern int gb_audio_gb_get_control(struct gb_connection *connection, int gb_audio_gb_get_control(struct gb_connection *connection,
u8 control_id, u8 index, u8 control_id, u8 index,
struct gb_audio_ctl_elem_value *value); struct gb_audio_ctl_elem_value *value);
extern int gb_audio_gb_set_control(struct gb_connection *connection, int gb_audio_gb_set_control(struct gb_connection *connection,
u8 control_id, u8 index, u8 control_id, u8 index,
struct gb_audio_ctl_elem_value *value); struct gb_audio_ctl_elem_value *value);
extern int gb_audio_gb_enable_widget(struct gb_connection *connection, int gb_audio_gb_enable_widget(struct gb_connection *connection,
u8 widget_id); u8 widget_id);
extern int gb_audio_gb_disable_widget(struct gb_connection *connection, int gb_audio_gb_disable_widget(struct gb_connection *connection,
u8 widget_id); u8 widget_id);
extern int gb_audio_gb_get_pcm(struct gb_connection *connection, int gb_audio_gb_get_pcm(struct gb_connection *connection,
u16 data_cport, u32 *format, u16 data_cport, u32 *format,
u32 *rate, u8 *channels, u32 *rate, u8 *channels,
u8 *sig_bits); u8 *sig_bits);
extern int gb_audio_gb_set_pcm(struct gb_connection *connection, int gb_audio_gb_set_pcm(struct gb_connection *connection,
u16 data_cport, u32 format, u16 data_cport, u32 format,
u32 rate, u8 channels, u32 rate, u8 channels,
u8 sig_bits); u8 sig_bits);
extern int gb_audio_gb_set_tx_data_size(struct gb_connection *connection, int gb_audio_gb_set_tx_data_size(struct gb_connection *connection,
u16 data_cport, u16 size); u16 data_cport, u16 size);
extern int gb_audio_gb_activate_tx(struct gb_connection *connection, int gb_audio_gb_activate_tx(struct gb_connection *connection,
u16 data_cport); u16 data_cport);
extern int gb_audio_gb_deactivate_tx(struct gb_connection *connection, int gb_audio_gb_deactivate_tx(struct gb_connection *connection,
u16 data_cport); u16 data_cport);
extern int gb_audio_gb_set_rx_data_size(struct gb_connection *connection, int gb_audio_gb_set_rx_data_size(struct gb_connection *connection,
u16 data_cport, u16 size); u16 data_cport, u16 size);
extern int gb_audio_gb_activate_rx(struct gb_connection *connection, int gb_audio_gb_activate_rx(struct gb_connection *connection,
u16 data_cport); u16 data_cport);
extern int gb_audio_gb_deactivate_rx(struct gb_connection *connection, int gb_audio_gb_deactivate_rx(struct gb_connection *connection,
u16 data_cport); u16 data_cport);
extern int gb_audio_apbridgea_set_config(struct gb_connection *connection, int gb_audio_apbridgea_set_config(struct gb_connection *connection,
__u16 i2s_port, __u32 format, __u16 i2s_port, __u32 format,
__u32 rate, __u32 mclk_freq); __u32 rate, __u32 mclk_freq);
extern int gb_audio_apbridgea_register_cport(struct gb_connection *connection, int gb_audio_apbridgea_register_cport(struct gb_connection *connection,
__u16 i2s_port, __u16 cportid, __u16 i2s_port, __u16 cportid,
__u8 direction); __u8 direction);
extern int gb_audio_apbridgea_unregister_cport(struct gb_connection *connection, int gb_audio_apbridgea_unregister_cport(struct gb_connection *connection,
__u16 i2s_port, __u16 cportid, __u16 i2s_port, __u16 cportid,
__u8 direction); __u8 direction);
extern int gb_audio_apbridgea_set_tx_data_size(struct gb_connection *connection, int gb_audio_apbridgea_set_tx_data_size(struct gb_connection *connection,
__u16 i2s_port, __u16 size); __u16 i2s_port, __u16 size);
extern int gb_audio_apbridgea_prepare_tx(struct gb_connection *connection, int gb_audio_apbridgea_prepare_tx(struct gb_connection *connection,
__u16 i2s_port); __u16 i2s_port);
extern int gb_audio_apbridgea_start_tx(struct gb_connection *connection, int gb_audio_apbridgea_start_tx(struct gb_connection *connection,
__u16 i2s_port, __u64 timestamp); __u16 i2s_port, __u64 timestamp);
extern int gb_audio_apbridgea_stop_tx(struct gb_connection *connection, int gb_audio_apbridgea_stop_tx(struct gb_connection *connection,
__u16 i2s_port); __u16 i2s_port);
extern int gb_audio_apbridgea_shutdown_tx(struct gb_connection *connection, int gb_audio_apbridgea_shutdown_tx(struct gb_connection *connection,
__u16 i2s_port); __u16 i2s_port);
extern int gb_audio_apbridgea_set_rx_data_size(struct gb_connection *connection, int gb_audio_apbridgea_set_rx_data_size(struct gb_connection *connection,
__u16 i2s_port, __u16 size); __u16 i2s_port, __u16 size);
extern int gb_audio_apbridgea_prepare_rx(struct gb_connection *connection, int gb_audio_apbridgea_prepare_rx(struct gb_connection *connection,
__u16 i2s_port); __u16 i2s_port);
extern int gb_audio_apbridgea_start_rx(struct gb_connection *connection, int gb_audio_apbridgea_start_rx(struct gb_connection *connection,
__u16 i2s_port); __u16 i2s_port);
extern int gb_audio_apbridgea_stop_rx(struct gb_connection *connection, int gb_audio_apbridgea_stop_rx(struct gb_connection *connection,
__u16 i2s_port); __u16 i2s_port);
extern int gb_audio_apbridgea_shutdown_rx(struct gb_connection *connection, int gb_audio_apbridgea_shutdown_rx(struct gb_connection *connection,
__u16 i2s_port); __u16 i2s_port);
#endif /* __LINUX_GBAUDIO_CODEC_H */ #endif /* __LINUX_GBAUDIO_CODEC_H */