From owner-svn-src-all@freebsd.org Tue May 31 15:05:51 2016 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id CB677B55048; Tue, 31 May 2016 15:05:51 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8160F1447; Tue, 31 May 2016 15:05:51 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u4VF5oTN062757; Tue, 31 May 2016 15:05:50 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u4VF5oai062756; Tue, 31 May 2016 15:05:50 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201605311505.u4VF5oai062756@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Tue, 31 May 2016 15:05:50 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r301039 - head/sys/dev/sound/usb X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 31 May 2016 15:05:51 -0000 Author: hselasky Date: Tue May 31 15:05:50 2016 New Revision: 301039 URL: https://svnweb.freebsd.org/changeset/base/301039 Log: Add support for simplex USB MIDI devices, which only provide BULK or INTERRUPT endpoints for moving data in one direction, like the KeyRig 49 from M-Audio. Requested by: Ivan Klymenko MFC after: 1 week Modified: head/sys/dev/sound/usb/uaudio.c Modified: head/sys/dev/sound/usb/uaudio.c ============================================================================== --- head/sys/dev/sound/usb/uaudio.c Tue May 31 13:32:33 2016 (r301038) +++ head/sys/dev/sound/usb/uaudio.c Tue May 31 15:05:50 2016 (r301039) @@ -657,6 +657,7 @@ static const struct usb_config .endpoint = UE_ADDR_ANY, .direction = UE_DIR_OUT, .bufsize = UMIDI_TX_BUFFER, + .flags = {.no_pipe_ok = 1}, .callback = &umidi_bulk_write_callback, }, @@ -665,7 +666,7 @@ static const struct usb_config .endpoint = UE_ADDR_ANY, .direction = UE_DIR_IN, .bufsize = 4, /* bytes */ - .flags = {.short_xfer_ok = 1,.proxy_buffer = 1,}, + .flags = {.short_xfer_ok = 1,.proxy_buffer = 1,.no_pipe_ok = 1}, .callback = &umidi_bulk_read_callback, }, }; @@ -5754,7 +5755,16 @@ umidi_start_write(struct usb_fifo *fifo) { struct umidi_chan *chan = usb_fifo_softc(fifo); - usbd_transfer_start(chan->xfer[UMIDI_TX_TRANSFER]); + if (chan->xfer[UMIDI_TX_TRANSFER] == NULL) { + uint8_t buf[1]; + int actlen; + do { + /* dump data */ + usb_fifo_get_data_linear(fifo, buf, 1, &actlen, 0); + } while (actlen > 0); + } else { + usbd_transfer_start(chan->xfer[UMIDI_TX_TRANSFER]); + } } static void @@ -5872,6 +5882,11 @@ umidi_probe(device_t dev) DPRINTF("error=%s\n", usbd_errstr(error)); goto detach; } + if (chan->xfer[UMIDI_TX_TRANSFER] == NULL && + chan->xfer[UMIDI_RX_TRANSFER] == NULL) { + DPRINTF("no BULK or INTERRUPT MIDI endpoint(s) found\n"); + goto detach; + } /* * Some USB MIDI device makers couldn't resist using @@ -5885,7 +5900,8 @@ umidi_probe(device_t dev) * and 64-byte maximum packet sizes for full-speed bulk * endpoints and 512 bytes for high-speed bulk endpoints." */ - if (usbd_xfer_maxp_was_clamped(chan->xfer[UMIDI_TX_TRANSFER])) + if (chan->xfer[UMIDI_TX_TRANSFER] != NULL && + usbd_xfer_maxp_was_clamped(chan->xfer[UMIDI_TX_TRANSFER])) chan->single_command = 1; if (chan->single_command != 0)