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authorClemens Ladisch <clemens@ladisch.de>2006-03-14 02:06:12 -0500
committerJaroslav Kysela <perex@suse.cz>2006-03-22 04:38:20 -0500
commit3e964432f56f05a8ef639902796e476456b230ad (patch)
tree0381d74c7b1ecd90b856225b2b487d60cb9cfa85 /sound/usb
parentede3531e8ce2deb81e477e18d72ef10efeb20ebe (diff)
[ALSA] usb-audio: add error message about missing split iso support
Modules: USB generic driver Add an error message for -ENOSYS for situations when split iso support is needed but not enabled. Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Diffstat (limited to 'sound/usb')
-rw-r--r--sound/usb/usbaudio.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index 45157d3cf78..6fad2c40c77 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -788,6 +788,10 @@ static const char *usb_error_string(int err)
788 return "device disabled"; 788 return "device disabled";
789 case -EHOSTUNREACH: 789 case -EHOSTUNREACH:
790 return "device suspended"; 790 return "device suspended";
791#ifndef CONFIG_USB_EHCI_SPLIT_ISO
792 case -ENOSYS:
793 return "enable CONFIG_USB_EHCI_SPLIT_ISO to play through a hub";
794#endif
791 case -EINVAL: 795 case -EINVAL:
792 case -EAGAIN: 796 case -EAGAIN:
793 case -EFBIG: 797 case -EFBIG: