Lines Matching refs:viadev
125 #define VIADEV_REG(viadev, x) ((viadev)->port + VIA_REG_##x) argument
310 struct viadev { struct
369 struct viadev devs[VIA_MAX_DEVS];
411 static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substream, in build_via_table()
484 static int clean_via_table(struct viadev *dev, struct snd_pcm_substream *substream, in clean_via_table()
595 static void snd_via82xx_channel_reset(struct via82xx *chip, struct viadev *viadev) in snd_via82xx_channel_reset() argument
598 VIADEV_REG(viadev, OFFSET_CONTROL)); in snd_via82xx_channel_reset()
599 inb(VIADEV_REG(viadev, OFFSET_CONTROL)); in snd_via82xx_channel_reset()
602 outb(0x00, VIADEV_REG(viadev, OFFSET_CONTROL)); in snd_via82xx_channel_reset()
604 outb(0x03, VIADEV_REG(viadev, OFFSET_STATUS)); in snd_via82xx_channel_reset()
605 outb(0x00, VIADEV_REG(viadev, OFFSET_TYPE)); /* for via686 */ in snd_via82xx_channel_reset()
607 viadev->lastpos = 0; in snd_via82xx_channel_reset()
608 viadev->hwptr_done = 0; in snd_via82xx_channel_reset()
633 struct viadev *viadev = &chip->devs[i]; in snd_via686_interrupt() local
634 unsigned char c_status = inb(VIADEV_REG(viadev, OFFSET_STATUS)); in snd_via686_interrupt()
637 if (viadev->substream && viadev->running) { in snd_via686_interrupt()
644 viadev->hwptr_done = 0; in snd_via686_interrupt()
646 viadev->hwptr_done += viadev->fragsize; in snd_via686_interrupt()
647 viadev->in_interrupt = c_status; in snd_via686_interrupt()
649 snd_pcm_period_elapsed(viadev->substream); in snd_via686_interrupt()
651 viadev->in_interrupt = 0; in snd_via686_interrupt()
653 outb(c_status, VIADEV_REG(viadev, OFFSET_STATUS)); /* ack */ in snd_via686_interrupt()
674 struct viadev *viadev = &chip->devs[i]; in snd_via8233_interrupt() local
678 shadow_status = (status >> viadev->shadow_shift) & in snd_via8233_interrupt()
685 substream = viadev->substream; in snd_via8233_interrupt()
686 if (substream && viadev->running) { in snd_via8233_interrupt()
693 viadev->hwptr_done = 0; in snd_via8233_interrupt()
695 viadev->hwptr_done += viadev->fragsize; in snd_via8233_interrupt()
696 viadev->in_interrupt = c_status; in snd_via8233_interrupt()
698 viadev->in_interrupt |= VIA_REG_STAT_ACTIVE; in snd_via8233_interrupt()
704 viadev->in_interrupt = 0; in snd_via8233_interrupt()
706 outb(c_status, VIADEV_REG(viadev, OFFSET_STATUS)); /* ack */ in snd_via8233_interrupt()
723 struct viadev *viadev = substream->runtime->private_data; in snd_via82xx_pcm_trigger() local
734 viadev->running = 1; in snd_via82xx_pcm_trigger()
739 viadev->running = 0; in snd_via82xx_pcm_trigger()
743 viadev->running = 0; in snd_via82xx_pcm_trigger()
746 viadev->running = 1; in snd_via82xx_pcm_trigger()
751 outb(val, VIADEV_REG(viadev, OFFSET_CONTROL)); in snd_via82xx_pcm_trigger()
753 snd_via82xx_channel_reset(chip, viadev); in snd_via82xx_pcm_trigger()
766 #define check_invalid_pos(viadev,pos) \ argument
767 ((pos) < viadev->lastpos && ((pos) >= viadev->bufsize2 ||\
768 viadev->lastpos < viadev->bufsize2))
771 struct viadev *viadev, in calc_linear_pos() argument
777 size = viadev->idx_table[idx].size; in calc_linear_pos()
778 base = viadev->idx_table[idx].offset; in calc_linear_pos()
780 if (res >= viadev->bufsize) in calc_linear_pos()
781 res -= viadev->bufsize; in calc_linear_pos()
788 res = viadev->lastpos; in calc_linear_pos()
795 int delta = res - viadev->lastpos; in calc_linear_pos()
797 delta += viadev->bufsize; in calc_linear_pos()
798 if ((unsigned int)delta > viadev->fragsize) in calc_linear_pos()
801 if (check_invalid_pos(viadev, res)) { in calc_linear_pos()
805 idx, viadev->tbl_entries, in calc_linear_pos()
806 viadev->lastpos, viadev->bufsize2, in calc_linear_pos()
807 viadev->idx_table[idx].offset, in calc_linear_pos()
808 viadev->idx_table[idx].size, count); in calc_linear_pos()
812 if (check_invalid_pos(viadev, res)) { in calc_linear_pos()
815 res = viadev->lastpos; in calc_linear_pos()
828 struct viadev *viadev = substream->runtime->private_data; in snd_via686_pcm_pointer() local
831 if (snd_BUG_ON(!viadev->tbl_entries)) in snd_via686_pcm_pointer()
833 if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE)) in snd_via686_pcm_pointer()
837 count = inl(VIADEV_REG(viadev, OFFSET_CURR_COUNT)) & 0xffffff; in snd_via686_pcm_pointer()
841 ptr = inl(VIADEV_REG(viadev, OFFSET_CURR_PTR)); in snd_via686_pcm_pointer()
842 if (ptr <= (unsigned int)viadev->table.addr) in snd_via686_pcm_pointer()
845 idx = ((ptr - (unsigned int)viadev->table.addr) / 8 - 1) % viadev->tbl_entries; in snd_via686_pcm_pointer()
846 res = calc_linear_pos(chip, viadev, idx, count); in snd_via686_pcm_pointer()
847 viadev->lastpos = res; /* remember the last position */ in snd_via686_pcm_pointer()
859 struct viadev *viadev = substream->runtime->private_data; in snd_via8233_pcm_pointer() local
863 if (snd_BUG_ON(!viadev->tbl_entries)) in snd_via8233_pcm_pointer()
867 count = inl(VIADEV_REG(viadev, OFFSET_CURR_COUNT)); in snd_via8233_pcm_pointer()
868 status = viadev->in_interrupt; in snd_via8233_pcm_pointer()
870 status = inb(VIADEV_REG(viadev, OFFSET_STATUS)); in snd_via8233_pcm_pointer()
883 if (idx >= viadev->tbl_entries) { in snd_via8233_pcm_pointer()
887 viadev->tbl_entries); in snd_via8233_pcm_pointer()
889 res = viadev->lastpos; in snd_via8233_pcm_pointer()
892 res = calc_linear_pos(chip, viadev, idx, count); in snd_via8233_pcm_pointer()
895 res = viadev->hwptr_done; in snd_via8233_pcm_pointer()
896 if (!viadev->in_interrupt) { in snd_via8233_pcm_pointer()
901 res += viadev->fragsize; in snd_via8233_pcm_pointer()
906 viadev->lastpos = res; in snd_via8233_pcm_pointer()
921 struct viadev *viadev = substream->runtime->private_data; in snd_via82xx_hw_params() local
927 err = build_via_table(viadev, substream, chip->pci, in snd_via82xx_hw_params()
943 struct viadev *viadev = substream->runtime->private_data; in snd_via82xx_hw_free() local
945 clean_via_table(viadev, substream, chip->pci); in snd_via82xx_hw_free()
954 static void snd_via82xx_set_table_ptr(struct via82xx *chip, struct viadev *viadev) in snd_via82xx_set_table_ptr() argument
957 outl((u32)viadev->table.addr, VIADEV_REG(viadev, OFFSET_TABLE_PTR)); in snd_via82xx_set_table_ptr()
965 static void via686_setup_format(struct via82xx *chip, struct viadev *viadev, in via686_setup_format() argument
968 snd_via82xx_channel_reset(chip, viadev); in via686_setup_format()
970 snd_via82xx_set_table_ptr(chip, viadev); in via686_setup_format()
974 ((viadev->reg_offset & 0x10) == 0 ? VIA_REG_TYPE_INT_LSAMPLE : 0) | in via686_setup_format()
976 VIA_REG_TYPE_INT_FLAG, VIADEV_REG(viadev, OFFSET_TYPE)); in via686_setup_format()
982 struct viadev *viadev = substream->runtime->private_data; in snd_via686_playback_prepare() local
987 via686_setup_format(chip, viadev, runtime); in snd_via686_playback_prepare()
994 struct viadev *viadev = substream->runtime->private_data; in snd_via686_capture_prepare() local
998 via686_setup_format(chip, viadev, runtime); in snd_via686_capture_prepare()
1028 struct viadev *viadev = substream->runtime->private_data; in snd_via8233_playback_prepare() local
1039 if (chip->spdif_on && viadev->reg_offset == 0x30) in snd_via8233_playback_prepare()
1048 snd_via82xx_channel_reset(chip, viadev); in snd_via8233_playback_prepare()
1049 snd_via82xx_set_table_ptr(chip, viadev); in snd_via8233_playback_prepare()
1050 outb(chip->playback_volume[viadev->reg_offset / 0x10][0], in snd_via8233_playback_prepare()
1051 VIADEV_REG(viadev, OFS_PLAYBACK_VOLUME_L)); in snd_via8233_playback_prepare()
1052 outb(chip->playback_volume[viadev->reg_offset / 0x10][1], in snd_via8233_playback_prepare()
1053 VIADEV_REG(viadev, OFS_PLAYBACK_VOLUME_R)); in snd_via8233_playback_prepare()
1058 VIADEV_REG(viadev, OFFSET_STOP_IDX)); in snd_via8233_playback_prepare()
1070 struct viadev *viadev = substream->runtime->private_data; in snd_via8233_multi_prepare() local
1081 snd_via82xx_channel_reset(chip, viadev); in snd_via8233_multi_prepare()
1082 snd_via82xx_set_table_ptr(chip, viadev); in snd_via8233_multi_prepare()
1087 outb(fmt, VIADEV_REG(viadev, OFS_MULTPLAY_FORMAT)); in snd_via8233_multi_prepare()
1107 outl(0xff000000 | slots, VIADEV_REG(viadev, OFFSET_STOP_IDX)); in snd_via8233_multi_prepare()
1119 struct viadev *viadev = substream->runtime->private_data; in snd_via8233_capture_prepare() local
1125 snd_via82xx_channel_reset(chip, viadev); in snd_via8233_capture_prepare()
1126 snd_via82xx_set_table_ptr(chip, viadev); in snd_via8233_capture_prepare()
1127 outb(VIA_REG_CAPTURE_FIFO_ENABLE, VIADEV_REG(viadev, OFS_CAPTURE_FIFO)); in snd_via8233_capture_prepare()
1131 VIADEV_REG(viadev, OFFSET_STOP_IDX)); in snd_via8233_capture_prepare()
1166 static int snd_via82xx_pcm_open(struct via82xx *chip, struct viadev *viadev, in snd_via82xx_pcm_open() argument
1177 ratep = &chip->rates[viadev->direction]; in snd_via82xx_pcm_open()
1180 if (chip->spdif_on && viadev->reg_offset == 0x30) { in snd_via82xx_pcm_open()
1184 } else if (chip->dxs_fixed && viadev->reg_offset < 0x40) { in snd_via82xx_pcm_open()
1188 } else if (chip->dxs_src && viadev->reg_offset < 0x40) { in snd_via82xx_pcm_open()
1196 int idx = viadev->direction ? AC97_RATES_ADC : AC97_RATES_FRONT_DAC; in snd_via82xx_pcm_open()
1217 runtime->private_data = viadev; in snd_via82xx_pcm_open()
1218 viadev->substream = substream; in snd_via82xx_pcm_open()
1230 struct viadev *viadev = &chip->devs[chip->playback_devno + substream->number]; in snd_via686_playback_open() local
1233 if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0) in snd_via686_playback_open()
1244 struct viadev *viadev; in snd_via8233_playback_open() local
1248 viadev = &chip->devs[chip->playback_devno + substream->number]; in snd_via8233_playback_open()
1249 if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0) in snd_via8233_playback_open()
1251 stream = viadev->reg_offset / 0x10; in snd_via8233_playback_open()
1272 struct viadev *viadev = &chip->devs[chip->multi_devno]; in snd_via8233_multi_open() local
1286 if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0) in snd_via8233_multi_open()
1302 struct viadev *viadev = &chip->devs[chip->capture_devno + substream->pcm->device]; in snd_via82xx_capture_open() local
1304 return snd_via82xx_pcm_open(chip, viadev, substream); in snd_via82xx_capture_open()
1313 struct viadev *viadev = substream->runtime->private_data; in snd_via82xx_pcm_close() local
1317 ratep = &chip->rates[viadev->direction]; in snd_via82xx_pcm_close()
1324 if (! viadev->direction) { in snd_via82xx_pcm_close()
1335 viadev->substream = NULL; in snd_via82xx_pcm_close()
1342 struct viadev *viadev = substream->runtime->private_data; in snd_via8233_playback_close() local
1345 stream = viadev->reg_offset / 0x10; in snd_via8233_playback_close()