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[ALSA] clean up device types symbols 

Modules: ALSA Core,ALSA Minor Numbers

Remove the unused and undefined symbols SNDRV_DEVICE_TYPE_{MIXER,
PCM_PLOOP,PCM_CLOOP}, and introduce a new symbol SNDRV_MINOR_GLOBAL
for non-card-specific devices like the sequencer or the timer.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
This commit is contained in:
Clemens Ladisch 2005-10-24 17:02:03 +02:00 committed by Jaroslav Kysela
parent fc58422ad9
commit 3939e7142d
2 changed files with 5 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
include/sound/minors.h
View File

@ -27,8 +27,9 @@
#define SNDRV_MINOR(card, dev) (((card) << 5) | (dev))
#define SNDRV_MINOR_CONTROL 0 /* 0 - 0 */
#define SNDRV_MINOR_SEQUENCER 1
#define SNDRV_MINOR_TIMER (1+32)
#define SNDRV_MINOR_GLOBAL 1 /* 1 */
#define SNDRV_MINOR_SEQUENCER (SNDRV_MINOR_GLOBAL + 0 * 32)
#define SNDRV_MINOR_TIMER (SNDRV_MINOR_GLOBAL + 1 * 32)
#define SNDRV_MINOR_HWDEP 4 /* 4 - 7 */
#define SNDRV_MINOR_HWDEPS 4
#define SNDRV_MINOR_RAWMIDI 8 /* 8 - 15 */
@ -39,12 +40,9 @@
#define SNDRV_DEVICE_TYPE_CONTROL SNDRV_MINOR_CONTROL
#define SNDRV_DEVICE_TYPE_HWDEP SNDRV_MINOR_HWDEP
#define SNDRV_DEVICE_TYPE_MIXER SNDRV_MINOR_MIXER
#define SNDRV_DEVICE_TYPE_RAWMIDI SNDRV_MINOR_RAWMIDI
#define SNDRV_DEVICE_TYPE_PCM_PLAYBACK SNDRV_MINOR_PCM_PLAYBACK
#define SNDRV_DEVICE_TYPE_PCM_PLOOP SNDRV_MINOR_PCM_PLOOP
#define SNDRV_DEVICE_TYPE_PCM_CAPTURE SNDRV_MINOR_PCM_CAPTURE
#define SNDRV_DEVICE_TYPE_PCM_CLOOP SNDRV_MINOR_PCM_CLOOP
#define SNDRV_DEVICE_TYPE_SEQUENCER SNDRV_MINOR_SEQUENCER
#define SNDRV_DEVICE_TYPE_TIMER SNDRV_MINOR_TIMER

4
sound/core/sound.c
View File

@ -130,7 +130,7 @@ static int snd_open(struct inode *inode, struct file *file)
struct file_operations *old_fops;
int err = 0;
if (dev != SNDRV_MINOR_SEQUENCER && dev != SNDRV_MINOR_TIMER) {
if (dev != SNDRV_MINOR_GLOBAL) {
if (snd_cards[card] == NULL) {
#ifdef CONFIG_KMOD
snd_request_card(card);
@ -287,7 +287,7 @@ static void snd_minor_info_read(snd_info_entry_t *entry, snd_info_buffer_t * buf
for (card = 0; card < SNDRV_CARDS; card++) {
list_for_each(list, &snd_minors_hash[card]) {
mptr = list_entry(list, snd_minor_t, list);
if (SNDRV_MINOR_DEVICE(mptr->number) != SNDRV_MINOR_SEQUENCER) {
if (SNDRV_MINOR_DEVICE(mptr->number) != SNDRV_MINOR_GLOBAL) {
if ((device = mptr->device) >= 0)
snd_iprintf(buffer, "%3i: [%i-%2i]: %s\n", mptr->number, card, device, mptr->comment);
else