Date: Thu, 27 May 2021 20:48:45 GMT From: Ruslan Bukin <br@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: f81b451dcccd - main - hdspe: Support for mono sound. Message-ID: <202105272048.14RKmjLc084842@gitrepo.freebsd.org>
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The branch main has been updated by br: URL: https://cgit.FreeBSD.org/src/commit/?id=f81b451dcccd449388dd1b7901683d4cdd481a6e commit f81b451dcccd449388dd1b7901683d4cdd481a6e Author: Ruslan Bukin <br@FreeBSD.org> AuthorDate: 2021-05-27 20:40:21 +0000 Commit: Ruslan Bukin <br@FreeBSD.org> CommitDate: 2021-05-27 20:40:21 +0000 hdspe: Support for mono sound. This is useful when you have a single monitor speaker. --- sys/dev/sound/pci/hdspe-pcm.c | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/sys/dev/sound/pci/hdspe-pcm.c b/sys/dev/sound/pci/hdspe-pcm.c index 20cb39d2de14..6e2cccfb0c99 100644 --- a/sys/dev/sound/pci/hdspe-pcm.c +++ b/sys/dev/sound/pci/hdspe-pcm.c @@ -1,7 +1,7 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * - * Copyright (c) 2012-2016 Ruslan Bukin <br@bsdpad.com> + * Copyright (c) 2012-2021 Ruslan Bukin <br@bsdpad.com> * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -196,7 +196,8 @@ hdspechan_enable(struct sc_chinfo *ch, int value) ch->run = value; hdspe_write_1(sc, reg + (4 * ch->lslot), value); - hdspe_write_1(sc, reg + (4 * ch->rslot), value); + if (AFMT_CHANNEL(ch->format) == 2) + hdspe_write_1(sc, reg + (4 * ch->rslot), value); } static int @@ -263,13 +264,16 @@ buffer_copy(struct sc_chinfo *ch) int ssize, dsize; int src, dst; int length; + int n; int i; scp = ch->parent; sc = scp->sc; + n = AFMT_CHANNEL(ch->format); /* n channels */ + length = sndbuf_getready(ch->buffer) / - (4 /* Bytes per sample. */ * 2 /* channels */); + (4 /* Bytes per sample. */ * n); if (ch->dir == PCMDIR_PLAY) { src = sndbuf_getreadyptr(ch->buffer); @@ -278,10 +282,10 @@ buffer_copy(struct sc_chinfo *ch) } src /= 4; /* Bytes per sample. */ - dst = src / 2; /* Destination buffer twice smaller. */ + dst = src / n; /* Destination buffer n-times smaller. */ ssize = ch->size / 4; - dsize = ch->size / 8; + dsize = ch->size / (4 * n); /* * Use two fragment buffer to avoid sound clipping. @@ -303,7 +307,7 @@ buffer_copy(struct sc_chinfo *ch) dst+=1; dst %= dsize; - src+=2; + src += n; src %= ssize; } } @@ -352,7 +356,7 @@ hdspechan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, ch->lvol = 0; ch->rvol = 0; - ch->size = HDSPE_CHANBUF_SIZE * 2 /* slots */; + ch->size = HDSPE_CHANBUF_SIZE * 2; /* max size */ ch->data = malloc(ch->size, M_HDSPE, M_NOWAIT); ch->buffer = b; @@ -432,7 +436,8 @@ hdspechan_getptr(kobj_t obj, void *data) snd_mtxunlock(sc->lock); pos = ret & HDSPE_BUF_POSITION_MASK; - pos *= 2; /* Hardbuf twice bigger. */ + if (AFMT_CHANNEL(ch->format) == 2) + pos *= 2; /* Hardbuf twice bigger. */ return (pos); } @@ -608,7 +613,8 @@ hdspechan_setblocksize(kobj_t obj, void *data, uint32_t blocksize) device_printf(scp->dev, "New period=%d\n", sc->period); #endif - sndbuf_resize(ch->buffer, (HDSPE_CHANBUF_SIZE * 2) / (sc->period * 4), + sndbuf_resize(ch->buffer, + (HDSPE_CHANBUF_SIZE * AFMT_CHANNEL(ch->format)) / (sc->period * 4), (sc->period * 4)); end: @@ -623,6 +629,7 @@ static uint32_t hdspe_rfmt[] = { static struct pcmchan_caps hdspe_rcaps = {32000, 192000, hdspe_rfmt, 0}; static uint32_t hdspe_pfmt[] = { + SND_FORMAT(AFMT_S32_LE, 1, 0), SND_FORMAT(AFMT_S32_LE, 2, 0), 0 };
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