sound/isa/sb16.c

570 	struct sb_chinfo *ch;
620 	ch = &sb->pch;
621 	if (ch->run) {
622 		l = ch->blksz;
623 		if (ch->fmt & AFMT_16BIT)
628 		RANGE(ch->spd, 5000, 45000);
630     		sb_cmd(sb, ch->spd >> 8);
631 		sb_cmd(sb, ch->spd & 0xff);
635 		v |= (ch->fmt & AFMT_16BIT)? DSP_DMA16 : DSP_DMA8;
638 		v = (AFMT_CHANNEL(ch->fmt) > 1)? DSP_F16_STEREO : 0;
639 		v |= (ch->fmt & AFMT_SIGNED)? DSP_F16_SIGNED : 0;
641 		sndbuf_dma(ch->buffer, PCMTRIG_START);
645 	ch = &sb->rch;
646 	if (ch->run) {
647 		l = ch->blksz;
648 		if (ch->fmt & AFMT_16BIT)
653 		RANGE(ch->spd, 5000, 45000);
655     		sb_cmd(sb, ch->spd >> 8);
656 		sb_cmd(sb, ch->spd & 0xff);
660 		v |= (ch->fmt & AFMT_16BIT)? DSP_DMA16 : DSP_DMA8;
663 		v = (AFMT_CHANNEL(ch->fmt) > 1)? DSP_F16_STEREO : 0;
664 		v |= (ch->fmt & AFMT_SIGNED)? DSP_F16_SIGNED : 0;
666 		sndbuf_dma(ch->buffer, PCMTRIG_START);
679 	struct sb_chinfo *ch = (dir == PCMDIR_PLAY)? &sb->pch : &sb->rch;
681 	ch->parent = sb;
682 	ch->channel = c;
683 	ch->buffer = b;
684 	ch->dir = dir;
686 	if (sndbuf_alloc(ch->buffer, sb->parent_dmat, 0, sb->bufsize) != 0)
689 	return ch;
695 	struct sb_chinfo *ch = data;
696 	struct sb_info *sb = ch->parent;
698 	ch->fmt = format;
699 	sb->prio = ch->dir;
700 	sb->prio16 = (ch->fmt & AFMT_16BIT)? 1 : 0;
708 	struct sb_chinfo *ch = data;
710 	ch->spd = speed;
717 	struct sb_chinfo *ch = data;
719 	ch->blksz = blocksize;
720 	return ch->blksz;
726 	struct sb_chinfo *ch = data;
727 	struct sb_info *sb = ch->parent;
733 		ch->run = 1;
735 		ch->run = 0;
745 	struct sb_chinfo *ch = data;
747 	return sndbuf_dmaptr(ch->buffer);
753 	struct sb_chinfo *ch = data;
754 	struct sb_info *sb = ch->parent;
756 	if ((sb->prio == 0) || (sb->prio == ch->dir))
765 	struct sb_chinfo *ch = data;
766 	struct sb_info *sb = ch->parent;