Date: Thu, 7 May 2020 18:15:36 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r360790 - head/sys/dev/sound/pcm Message-ID: <202005071815.047IFaN2082953@repo.freebsd.org>
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Author: hselasky Date: Thu May 7 18:15:35 2020 New Revision: 360790 URL: https://svnweb.freebsd.org/changeset/base/360790 Log: Set PCM_CAP_VIRTUAL for virtual DSP devices. Submitted by: Kevin Zheng <kevinz5000@gmail.com> PR: 246206 MFC after: 1 week Sponsored by: Mellanox Technologies Modified: head/sys/dev/sound/pcm/dsp.c Modified: head/sys/dev/sound/pcm/dsp.c ============================================================================== --- head/sys/dev/sound/pcm/dsp.c Thu May 7 17:59:17 2020 (r360789) +++ head/sys/dev/sound/pcm/dsp.c Thu May 7 18:15:35 2020 (r360790) @@ -1703,6 +1703,10 @@ dsp_ioctl(struct cdev *i_dev, u_long cmd, caddr_t arg, *arg_i = PCM_CAP_REALTIME | PCM_CAP_MMAP | PCM_CAP_TRIGGER; if (rdch && wrch && !(dsp_get_flags(i_dev) & SD_F_SIMPLEX)) *arg_i |= PCM_CAP_DUPLEX; + if (rdch && (rdch->flags & CHN_F_VIRTUAL) != 0) + *arg_i |= PCM_CAP_VIRTUAL; + if (wrch && (wrch->flags & CHN_F_VIRTUAL) != 0) + *arg_i |= PCM_CAP_VIRTUAL; PCM_UNLOCK(d); break; @@ -2653,6 +2657,7 @@ dsp_oss_audioinfo(struct cdev *i_dev, oss_audioinfo *a * these in pcmchan::caps? */ ai->caps = PCM_CAP_REALTIME | PCM_CAP_MMAP | PCM_CAP_TRIGGER | + ((ch->flags & CHN_F_VIRTUAL) ? PCM_CAP_VIRTUAL : 0) | ((ch->direction == PCMDIR_PLAY) ? PCM_CAP_OUTPUT : PCM_CAP_INPUT); /*
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