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authormalc <av1474@comtv.ru>2010-01-09 17:54:07 +0300
committermalc <av1474@comtv.ru>2010-01-09 17:55:18 +0300
commit6d246526ce3c145b2831285def6983f5de6190d3 (patch)
tree9c6a2d16ed0d478112fb04692883862fac49b30a /audio/ossaudio.c
parent59bc10ee01038f93a13d0471f799e6ad2e1e5ee5 (diff)
oss: issue OSS_GETVERSION ioctl only when needed
Signed-off-by: malc <av1474@comtv.ru>
Diffstat (limited to 'audio/ossaudio.c')
-rw-r--r--audio/ossaudio.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/audio/ossaudio.c b/audio/ossaudio.c
index fe6fb523bc..79d1daa1c0 100644
--- a/audio/ossaudio.c
+++ b/audio/ossaudio.c
@@ -244,9 +244,6 @@ static int oss_open (int in, struct oss_params *req,
struct oss_params *obt, int *pfd)
{
int fd;
-#ifdef USE_DSP_POLICY
- int version;
-#endif
int oflags = conf.exclusive ? O_EXCL : 0;
audio_buf_info abinfo;
int fmt, freq, nchannels;
@@ -288,22 +285,25 @@ static int oss_open (int in, struct oss_params *req,
}
#ifdef USE_DSP_POLICY
- if (ioctl (fd, OSS_GETVERSION, &version)) {
- oss_logerr2 (errno, typ, "Failed to get OSS version\n");
- version = 0;
- }
+ if (conf.policy >= 0) {
+ int version;
- if (conf.debug) {
- dolog ("OSS version = %#x\n", version);
- }
+ if (ioctl (fd, OSS_GETVERSION, &version)) {
+ oss_logerr2 (errno, typ, "Failed to get OSS version\n");
+ version = 0;
+ }
- if (conf.policy >= 0 && version >= 0x040000)
- {
- int policy = conf.policy;
- if (ioctl (fd, SNDCTL_DSP_POLICY, &policy)) {
- oss_logerr2 (errno, typ, "Failed to set timing policy to %d\n",
- conf.policy);
- goto err;
+ if (conf.debug) {
+ dolog ("OSS version = %#x\n", version);
+ }
+
+ if (version >= 0x040000) {
+ int policy = conf.policy;
+ if (ioctl (fd, SNDCTL_DSP_POLICY, &policy)) {
+ oss_logerr2 (errno, typ, "Failed to set timing policy to %d\n",
+ conf.policy);
+ goto err;
+ }
}
}
else