提交 04f141a8 编写于 作者: T Takashi Iwai 提交者: Jaroslav Kysela

[ALSA] Optimize for config without PROC_FS (seq and oss parts)

Modules: ALSA<-OSS emulation,ALSA sequencer,ALSA<-OSS sequencer

Optimize the code when compiled without CONFIG_PROC_FS (in seq and oss
emulation parts).
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
上级 e28563cc
......@@ -1053,6 +1053,7 @@ static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, struct snd_mix
return 0;
}
#ifdef CONFIG_PROC_FS
/*
*/
#define MIXER_VOL(name) [SOUND_MIXER_##name] = #name
......@@ -1200,6 +1201,10 @@ static void snd_mixer_oss_proc_done(struct snd_mixer_oss *mixer)
mixer->proc_entry = NULL;
}
}
#else /* !CONFIG_PROC_FS */
#define snd_mixer_oss_proc_init(mix)
#define snd_mixer_oss_proc_done(mix)
#endif /* CONFIG_PROC_FS */
static void snd_mixer_oss_build(struct snd_mixer_oss *mixer)
{
......
......@@ -2269,6 +2269,7 @@ static int snd_pcm_oss_mmap(struct file *file, struct vm_area_struct *area)
return 0;
}
#ifdef CONFIG_PROC_FS
/*
* /proc interface
*/
......@@ -2420,6 +2421,10 @@ static void snd_pcm_oss_proc_done(struct snd_pcm *pcm)
}
}
}
#else /* !CONFIG_PROC_FS */
#define snd_pcm_oss_proc_init(pcm)
#define snd_pcm_oss_proc_done(pcm)
#endif /* CONFIG_PROC_FS */
/*
* ENTRY functions
......
......@@ -52,8 +52,13 @@ int seq_oss_debug = 0;
*/
static int register_device(void);
static void unregister_device(void);
#ifdef CONFIG_PROC_FS
static int register_proc(void);
static void unregister_proc(void);
#else
static inline int register_proc(void) { return 0; }
static inline void unregister_proc(void) {}
#endif
static int odev_open(struct inode *inode, struct file *file);
static int odev_release(struct inode *inode, struct file *file);
......@@ -61,9 +66,6 @@ static ssize_t odev_read(struct file *file, char __user *buf, size_t count, loff
static ssize_t odev_write(struct file *file, const char __user *buf, size_t count, loff_t *offset);
static long odev_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
static unsigned int odev_poll(struct file *file, poll_table * wait);
#ifdef CONFIG_PROC_FS
static void info_read(struct snd_info_entry *entry, struct snd_info_buffer *buf);
#endif
/*
......@@ -276,12 +278,10 @@ info_read(struct snd_info_entry *entry, struct snd_info_buffer *buf)
up(&register_mutex);
}
#endif /* CONFIG_PROC_FS */
static int __init
register_proc(void)
{
#ifdef CONFIG_PROC_FS
struct snd_info_entry *entry;
entry = snd_info_create_module_entry(THIS_MODULE, SNDRV_SEQ_OSS_PROCNAME, snd_seq_root);
......@@ -297,16 +297,14 @@ register_proc(void)
return -ENOMEM;
}
info_entry = entry;
#endif
return 0;
}
static void
unregister_proc(void)
{
#ifdef CONFIG_PROC_FS
if (info_entry)
snd_info_unregister(info_entry);
info_entry = NULL;
#endif
}
#endif /* CONFIG_PROC_FS */
......@@ -502,6 +502,7 @@ snd_seq_oss_reset(struct seq_oss_devinfo *dp)
}
#ifdef CONFIG_PROC_FS
/*
* misc. functions for proc interface
*/
......@@ -552,4 +553,4 @@ snd_seq_oss_system_info_read(struct snd_info_buffer *buf)
snd_seq_oss_readq_info_read(dp->readq, buf);
}
}
#endif /* CONFIG_PROC_FS */
......@@ -668,6 +668,7 @@ snd_seq_oss_midi_make_info(struct seq_oss_devinfo *dp, int dev, struct midi_info
}
#ifdef CONFIG_PROC_FS
/*
* proc interface
*/
......@@ -707,4 +708,4 @@ snd_seq_oss_midi_info_read(struct snd_info_buffer *buf)
snd_use_lock_free(&mdev->use_lock);
}
}
#endif /* CONFIG_PROC_FS */
......@@ -222,6 +222,7 @@ snd_seq_oss_readq_put_timestamp(struct seq_oss_readq *q, unsigned long curt, int
}
#ifdef CONFIG_PROC_FS
/*
* proc interface
*/
......@@ -232,3 +233,4 @@ snd_seq_oss_readq_info_read(struct seq_oss_readq *q, struct snd_info_buffer *buf
(waitqueue_active(&q->midi_sleep) ? "sleeping":"running"),
q->qlen, q->input_time);
}
#endif /* CONFIG_PROC_FS */
......@@ -621,6 +621,7 @@ snd_seq_oss_synth_make_info(struct seq_oss_devinfo *dp, int dev, struct synth_in
}
#ifdef CONFIG_PROC_FS
/*
* proc interface
*/
......@@ -648,4 +649,4 @@ snd_seq_oss_synth_info_read(struct snd_info_buffer *buf)
snd_use_lock_free(&rec->use_lock);
}
}
#endif /* CONFIG_PROC_FS */
......@@ -2413,6 +2413,7 @@ int snd_seq_kernel_client_write_poll(int clientid, struct file *file, poll_table
/*---------------------------------------------------------------------------*/
#ifdef CONFIG_PROC_FS
/*
* /proc interface
*/
......@@ -2518,7 +2519,7 @@ void snd_seq_info_clients_read(struct snd_info_entry *entry,
snd_seq_client_unlock(client);
}
}
#endif /* CONFIG_PROC_FS */
/*---------------------------------------------------------------------------*/
......
......@@ -78,7 +78,9 @@ struct ops_list {
static LIST_HEAD(opslist);
static int num_ops;
static DECLARE_MUTEX(ops_mutex);
#ifdef CONFIG_PROC_FS
static struct snd_info_entry *info_entry = NULL;
#endif
/*
* prototypes
......@@ -100,6 +102,7 @@ static void remove_drivers(void);
* show all drivers and their status
*/
#ifdef CONFIG_PROC_FS
static void snd_seq_device_info(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
......@@ -117,6 +120,7 @@ static void snd_seq_device_info(struct snd_info_entry *entry,
}
up(&ops_mutex);
}
#endif
/*
* load all registered drivers (called from seq_clientmgr.c)
......@@ -544,6 +548,7 @@ static void unlock_driver(struct ops_list *ops)
static int __init alsa_seq_device_init(void)
{
#ifdef CONFIG_PROC_FS
info_entry = snd_info_create_module_entry(THIS_MODULE, "drivers",
snd_seq_root);
if (info_entry == NULL)
......@@ -555,13 +560,16 @@ static int __init alsa_seq_device_init(void)
snd_info_free_entry(info_entry);
return -ENOMEM;
}
#endif
return 0;
}
static void __exit alsa_seq_device_exit(void)
{
remove_drivers();
#ifdef CONFIG_PROC_FS
snd_info_unregister(info_entry);
#endif
if (num_ops)
snd_printk(KERN_ERR "drivers not released (%d)\n", num_ops);
}
......
......@@ -27,7 +27,7 @@
#include "seq_clientmgr.h"
#include "seq_timer.h"
#ifdef CONFIG_PROC_FS
static struct snd_info_entry *queues_entry;
static struct snd_info_entry *clients_entry;
static struct snd_info_entry *timer_entry;
......@@ -52,7 +52,6 @@ create_info_entry(char *name, int size, void (*read)(struct snd_info_entry *,
return entry;
}
/* create all our /proc entries */
int __init snd_seq_info_init(void)
{
......@@ -66,11 +65,9 @@ int __init snd_seq_info_init(void)
int __exit snd_seq_info_done(void)
{
if (queues_entry)
snd_info_unregister(queues_entry);
if (clients_entry)
snd_info_unregister(clients_entry);
if (timer_entry)
snd_info_unregister(timer_entry);
snd_info_unregister(queues_entry);
snd_info_unregister(clients_entry);
snd_info_unregister(timer_entry);
return 0;
}
#endif
......@@ -29,8 +29,12 @@ void snd_seq_info_timer_read(struct snd_info_entry *entry, struct snd_info_buffe
void snd_seq_info_queues_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer);
#ifdef CONFIG_PROC_FS
int snd_seq_info_init( void );
int snd_seq_info_done( void );
#else
static inline int snd_seq_info_init(void) { return 0; }
static inline int snd_seq_info_done(void) { return 0; }
#endif
#endif
......@@ -756,6 +756,7 @@ int snd_seq_control_queue(struct snd_seq_event *ev, int atomic, int hop)
/*----------------------------------------------------------------*/
#ifdef CONFIG_PROC_FS
/* exported to seq_info.c */
void snd_seq_info_queues_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
......@@ -789,3 +790,5 @@ void snd_seq_info_queues_read(struct snd_info_entry *entry,
queuefree(q);
}
}
#endif /* CONFIG_PROC_FS */
......@@ -425,6 +425,7 @@ snd_seq_tick_time_t snd_seq_timer_get_cur_tick(struct snd_seq_timer *tmr)
}
#ifdef CONFIG_PROC_FS
/* exported to seq_info.c */
void snd_seq_info_timer_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
......@@ -451,3 +452,5 @@ void snd_seq_info_timer_read(struct snd_info_entry *entry,
queuefree(q);
}
}
#endif /* CONFIG_PROC_FS */
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