From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eldad Zack Subject: [PATCH v2 00/10] ALSA: usb-audio: fix playback/capture concurrent usage Date: Wed, 21 Aug 2013 23:37:55 +0200 Message-ID: <1377121085-20563-1-git-send-email-eldad@fogrefinery.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-bk0-f44.google.com (mail-bk0-f44.google.com [209.85.214.44]) by alsa0.perex.cz (Postfix) with ESMTP id 9D8EE264F13 for ; Wed, 21 Aug 2013 23:38:18 +0200 (CEST) Received: by mail-bk0-f44.google.com with SMTP id mz10so389328bkb.17 for ; Wed, 21 Aug 2013 14:38:18 -0700 (PDT) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Takashi Iwai , Clemens Ladisch , Daniel Mack Cc: alsa-devel@alsa-project.org, Eldad Zack List-Id: alsa-devel@alsa-project.org Hi, This patch series attempts to fix a long starting problem with the concurrent usage of playback and capture on implicit feedback devices. Applies against current for-next (HEAD b43dd416be21bc8ad60984e13def032f01aaaa18 ). v1: http://mailman.alsa-project.org/pipermail/alsa-devel/2013-August/065517.html Thanks to Clemens I was able to get rid of the get_interface workaround, so I believe it's ready now, unless there's any other issues. Other changes: * Cleaned up and moved the set_param flag patch to #7. * Fixed a NULL dereference in patch #8 for explicit feedback. * Fixed a logic error in patch #9. * Added patch #10. Cheers, Eldad Eldad Zack (10): ALSA: usb-audio: remove unused parameter from sync_ep_set_params ALSA: usb-audio: remove deactivate_endpoints() ALSA: usb-audio: prevent NULL dereference on stop trigger ALSA: usb-audio: don't deactivate URBs on in-use EP ALSA: usb-audio: void return type of snd_usb_endpoint_deactivate() ALSA: usb-audio: clear SUBSTREAM_FLAG_SYNC_EP_STARTED on error ALSA: usb-audio: correct ep use_count semantics (add set_param flag) ALSA: usb-audio: conditional interface altsetting ALSA: usb-audio: conditional concurrent usage of endpoint ALSA: usb-audio: remove altset_idx from snd_usb_substream sound/usb/card.h | 2 +- sound/usb/endpoint.c | 76 +++++++++++++++++------- sound/usb/endpoint.h | 11 +++- sound/usb/pcm.c | 161 ++++++++++++++++++++++++++++++++++++++------------- sound/usb/pcm.h | 2 + sound/usb/proc.c | 4 +- 6 files changed, 192 insertions(+), 64 deletions(-) -- 1.8.1.5