diff options
Diffstat (limited to 'sound/usb')
-rw-r--r-- | sound/usb/caiaq/audio.c | 1 | ||||
-rw-r--r-- | sound/usb/caiaq/device.c | 1 | ||||
-rw-r--r-- | sound/usb/caiaq/midi.c | 1 | ||||
-rw-r--r-- | sound/usb/usbmidi.c | 24 | ||||
-rw-r--r-- | sound/usb/usx2y/us122l.c | 1 | ||||
-rw-r--r-- | sound/usb/usx2y/usX2Yhwdep.c | 1 | ||||
-rw-r--r-- | sound/usb/usx2y/usb_stream.c | 1 | ||||
-rw-r--r-- | sound/usb/usx2y/usbusx2y.c | 1 | ||||
-rw-r--r-- | sound/usb/usx2y/usbusx2yaudio.c | 1 | ||||
-rw-r--r-- | sound/usb/usx2y/usx2yhwdeppcm.c | 1 |
10 files changed, 27 insertions, 6 deletions
diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c index 86b2c3b92df5..4328cad6c3a2 100644 --- a/sound/usb/caiaq/audio.c +++ b/sound/usb/caiaq/audio.c @@ -17,6 +17,7 @@ */ #include <linux/spinlock.h> +#include <linux/slab.h> #include <linux/init.h> #include <linux/usb.h> #include <sound/core.h> diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c index a3f02dd97440..afc5aeb68005 100644 --- a/sound/usb/caiaq/device.c +++ b/sound/usb/caiaq/device.c @@ -23,6 +23,7 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/init.h> +#include <linux/gfp.h> #include <linux/usb.h> #include <sound/initval.h> #include <sound/core.h> diff --git a/sound/usb/caiaq/midi.c b/sound/usb/caiaq/midi.c index 538e8c00d31a..2f218c77fff2 100644 --- a/sound/usb/caiaq/midi.c +++ b/sound/usb/caiaq/midi.c @@ -17,6 +17,7 @@ */ #include <linux/usb.h> +#include <linux/gfp.h> #include <sound/rawmidi.h> #include <sound/core.h> #include <sound/pcm.h> diff --git a/sound/usb/usbmidi.c b/sound/usb/usbmidi.c index 2c59afd99611..9e28b20cb2ce 100644 --- a/sound/usb/usbmidi.c +++ b/sound/usb/usbmidi.c @@ -986,6 +986,8 @@ static void snd_usbmidi_output_drain(struct snd_rawmidi_substream *substream) DEFINE_WAIT(wait); long timeout = msecs_to_jiffies(50); + if (ep->umidi->disconnected) + return; /* * The substream buffer is empty, but some data might still be in the * currently active URBs, so we have to wait for those to complete. @@ -1123,14 +1125,21 @@ static int snd_usbmidi_in_endpoint_create(struct snd_usb_midi* umidi, * Frees an output endpoint. * May be called when ep hasn't been initialized completely. */ -static void snd_usbmidi_out_endpoint_delete(struct snd_usb_midi_out_endpoint* ep) +static void snd_usbmidi_out_endpoint_clear(struct snd_usb_midi_out_endpoint *ep) { unsigned int i; for (i = 0; i < OUTPUT_URBS; ++i) - if (ep->urbs[i].urb) + if (ep->urbs[i].urb) { free_urb_and_buffer(ep->umidi, ep->urbs[i].urb, ep->max_transfer); + ep->urbs[i].urb = NULL; + } +} + +static void snd_usbmidi_out_endpoint_delete(struct snd_usb_midi_out_endpoint *ep) +{ + snd_usbmidi_out_endpoint_clear(ep); kfree(ep); } @@ -1262,15 +1271,18 @@ void snd_usbmidi_disconnect(struct list_head* p) usb_kill_urb(ep->out->urbs[j].urb); if (umidi->usb_protocol_ops->finish_out_endpoint) umidi->usb_protocol_ops->finish_out_endpoint(ep->out); + ep->out->active_urbs = 0; + if (ep->out->drain_urbs) { + ep->out->drain_urbs = 0; + wake_up(&ep->out->drain_wait); + } } if (ep->in) for (j = 0; j < INPUT_URBS; ++j) usb_kill_urb(ep->in->urbs[j]); /* free endpoints here; later call can result in Oops */ - if (ep->out) { - snd_usbmidi_out_endpoint_delete(ep->out); - ep->out = NULL; - } + if (ep->out) + snd_usbmidi_out_endpoint_clear(ep->out); if (ep->in) { snd_usbmidi_in_endpoint_delete(ep->in); ep->in = NULL; diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index 44deb21b1777..9ca9a13a78da 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c @@ -16,6 +16,7 @@ * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include <linux/slab.h> #include <linux/usb.h> #include <linux/usb/audio.h> #include <sound/core.h> diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c index 1879b72c40f8..04aafb43a13c 100644 --- a/sound/usb/usx2y/usX2Yhwdep.c +++ b/sound/usb/usx2y/usX2Yhwdep.c @@ -21,6 +21,7 @@ */ #include <linux/interrupt.h> +#include <linux/slab.h> #include <linux/usb.h> #include <sound/core.h> #include <sound/memalloc.h> diff --git a/sound/usb/usx2y/usb_stream.c b/sound/usb/usx2y/usb_stream.c index 12ae0340adc0..c400ade3ff08 100644 --- a/sound/usb/usx2y/usb_stream.c +++ b/sound/usb/usx2y/usb_stream.c @@ -17,6 +17,7 @@ */ #include <linux/usb.h> +#include <linux/gfp.h> #include "usb_stream.h" diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index c42350eed2eb..cbd37f2c76d0 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -133,6 +133,7 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/moduleparam.h> +#include <linux/slab.h> #include <linux/interrupt.h> #include <linux/usb.h> #include <sound/core.h> diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index 74a67a85aa81..5d37d1ccf813 100644 --- a/sound/usb/usx2y/usbusx2yaudio.c +++ b/sound/usb/usx2y/usbusx2yaudio.c @@ -32,6 +32,7 @@ #include <linux/interrupt.h> +#include <linux/slab.h> #include <linux/usb.h> #include <sound/core.h> #include <sound/info.h> diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c index 9ed6c3956ca7..2a528e56afd5 100644 --- a/sound/usb/usx2y/usx2yhwdeppcm.c +++ b/sound/usb/usx2y/usx2yhwdeppcm.c @@ -51,6 +51,7 @@ */ #include <linux/delay.h> +#include <linux/gfp.h> #include "usbusx2yaudio.c" #if defined(USX2Y_NRPACKS_VARIABLE) || (!defined(USX2Y_NRPACKS_VARIABLE) && USX2Y_NRPACKS == 1) |