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Diffstat (limited to 'sound/oss/emu10k1/voicemgr.c')
-rw-r--r--sound/oss/emu10k1/voicemgr.c398
1 files changed, 0 insertions, 398 deletions
diff --git a/sound/oss/emu10k1/voicemgr.c b/sound/oss/emu10k1/voicemgr.c
deleted file mode 100644
index d88b602c07c2..000000000000
--- a/sound/oss/emu10k1/voicemgr.c
+++ /dev/null
@@ -1,398 +0,0 @@
-/*
- **********************************************************************
- * voicemgr.c - Voice manager for emu10k1 driver
- * Copyright 1999, 2000 Creative Labs, Inc.
- *
- **********************************************************************
- *
- * Date Author Summary of changes
- * ---- ------ ------------------
- * October 20, 1999 Bertrand Lee base code release
- *
- **********************************************************************
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public
- * License along with this program; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
- * USA.
- *
- **********************************************************************
- */
-
-#include "voicemgr.h"
-#include "8010.h"
-
-#define PITCH_48000 0x00004000
-#define PITCH_96000 0x00008000
-#define PITCH_85000 0x00007155
-#define PITCH_80726 0x00006ba2
-#define PITCH_67882 0x00005a82
-#define PITCH_57081 0x00004c1c
-
-static u32 emu10k1_select_interprom(struct emu10k1_card *card,
- struct emu_voice *voice)
-{
- if(voice->pitch_target==PITCH_48000)
- return CCCA_INTERPROM_0;
- else if(voice->pitch_target<PITCH_48000)
- return CCCA_INTERPROM_1;
- else if(voice->pitch_target>=PITCH_96000)
- return CCCA_INTERPROM_0;
- else if(voice->pitch_target>=PITCH_85000)
- return CCCA_INTERPROM_6;
- else if(voice->pitch_target>=PITCH_80726)
- return CCCA_INTERPROM_5;
- else if(voice->pitch_target>=PITCH_67882)
- return CCCA_INTERPROM_4;
- else if(voice->pitch_target>=PITCH_57081)
- return CCCA_INTERPROM_3;
- else
- return CCCA_INTERPROM_2;
-}
-
-
-/**
- * emu10k1_voice_alloc_buffer -
- *
- * allocates the memory buffer for a voice. Two page tables are kept for each buffer.
- * One (dma_handle) keeps track of the host memory pages used and the other (virtualpagetable)
- * is passed to the device so that it can do DMA to host memory.
- *
- */
-int emu10k1_voice_alloc_buffer(struct emu10k1_card *card, struct voice_mem *mem, u32 pages)
-{
- u32 pageindex, pagecount;
- u32 busaddx;
- int i;
-
- DPD(2, "requested pages is: %d\n", pages);
-
- if ((mem->emupageindex = emu10k1_addxmgr_alloc(pages * PAGE_SIZE, card)) < 0)
- {
- DPF(1, "couldn't allocate emu10k1 address space\n");
- return -1;
- }
-
- /* Fill in virtual memory table */
- for (pagecount = 0; pagecount < pages; pagecount++) {
- if ((mem->addr[pagecount] = pci_alloc_consistent(card->pci_dev, PAGE_SIZE, &mem->dma_handle[pagecount]))
- == NULL) {
- mem->pages = pagecount;
- DPF(1, "couldn't allocate dma memory\n");
- return -1;
- }
-
- DPD(2, "Virtual Addx: %p\n", mem->addr[pagecount]);
-
- for (i = 0; i < PAGE_SIZE / EMUPAGESIZE; i++) {
- busaddx = (u32) mem->dma_handle[pagecount] + i * EMUPAGESIZE;
-
- DPD(3, "Bus Addx: %#x\n", busaddx);
-
- pageindex = mem->emupageindex + pagecount * PAGE_SIZE / EMUPAGESIZE + i;
-
- ((u32 *) card->virtualpagetable.addr)[pageindex] = cpu_to_le32((busaddx * 2) | pageindex);
- }
- }
-
- mem->pages = pagecount;
-
- return 0;
-}
-
-/**
- * emu10k1_voice_free_buffer -
- *
- * frees the memory buffer for a voice.
- */
-void emu10k1_voice_free_buffer(struct emu10k1_card *card, struct voice_mem *mem)
-{
- u32 pagecount, pageindex;
- int i;
-
- if (mem->emupageindex < 0)
- return;
-
- for (pagecount = 0; pagecount < mem->pages; pagecount++) {
- pci_free_consistent(card->pci_dev, PAGE_SIZE,
- mem->addr[pagecount],
- mem->dma_handle[pagecount]);
-
- for (i = 0; i < PAGE_SIZE / EMUPAGESIZE; i++) {
- pageindex = mem->emupageindex + pagecount * PAGE_SIZE / EMUPAGESIZE + i;
- ((u32 *) card->virtualpagetable.addr)[pageindex] =
- cpu_to_le32(((u32) card->silentpage.dma_handle * 2) | pageindex);
- }
- }
-
- emu10k1_addxmgr_free(card, mem->emupageindex);
- mem->emupageindex = -1;
-}
-
-int emu10k1_voice_alloc(struct emu10k1_card *card, struct emu_voice *voice)
-{
- u8 *voicetable = card->voicetable;
- int i;
- unsigned long flags;
-
- DPF(2, "emu10k1_voice_alloc()\n");
-
- spin_lock_irqsave(&card->lock, flags);
-
- if (voice->flags & VOICE_FLAGS_STEREO) {
- for (i = 0; i < NUM_G; i += 2)
- if ((voicetable[i] == VOICE_USAGE_FREE) && (voicetable[i + 1] == VOICE_USAGE_FREE)) {
- voicetable[i] = voice->usage;
- voicetable[i + 1] = voice->usage;
- break;
- }
- } else {
- for (i = 0; i < NUM_G; i++)
- if (voicetable[i] == VOICE_USAGE_FREE) {
- voicetable[i] = voice->usage;
- break;
- }
- }
-
- spin_unlock_irqrestore(&card->lock, flags);
-
- if (i >= NUM_G)
- return -1;
-
- voice->card = card;
- voice->num = i;
-
- for (i = 0; i < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); i++) {
- DPD(2, " voice allocated -> %d\n", voice->num + i);
-
- sblive_writeptr_tag(card, voice->num + i, IFATN, 0xffff,
- DCYSUSV, 0,
- VTFT, 0x0000ffff,
- PTRX, 0,
- TAGLIST_END);
- }
-
- return 0;
-}
-
-void emu10k1_voice_free(struct emu_voice *voice)
-{
- struct emu10k1_card *card = voice->card;
- int i;
- unsigned long flags;
-
- DPF(2, "emu10k1_voice_free()\n");
-
- if (voice->usage == VOICE_USAGE_FREE)
- return;
-
- for (i = 0; i < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); i++) {
- DPD(2, " voice released -> %d\n", voice->num + i);
-
- sblive_writeptr_tag(card, voice->num + i, DCYSUSV, 0,
- VTFT, 0x0000ffff,
- PTRX_PITCHTARGET, 0,
- CVCF, 0x0000ffff,
- //CPF, 0,
- TAGLIST_END);
-
- sblive_writeptr(card, CPF, voice->num + i, 0);
- }
-
- voice->usage = VOICE_USAGE_FREE;
-
- spin_lock_irqsave(&card->lock, flags);
-
- card->voicetable[voice->num] = VOICE_USAGE_FREE;
-
- if (voice->flags & VOICE_FLAGS_STEREO)
- card->voicetable[voice->num + 1] = VOICE_USAGE_FREE;
-
- spin_unlock_irqrestore(&card->lock, flags);
-}
-
-void emu10k1_voice_playback_setup(struct emu_voice *voice)
-{
- struct emu10k1_card *card = voice->card;
- u32 start;
- int i;
-
- DPF(2, "emu10k1_voice_playback_setup()\n");
-
- if (voice->flags & VOICE_FLAGS_STEREO) {
- /* Set stereo bit */
- start = 28;
- sblive_writeptr(card, CPF, voice->num, CPF_STEREO_MASK);
- sblive_writeptr(card, CPF, voice->num + 1, CPF_STEREO_MASK);
- } else {
- start = 30;
- sblive_writeptr(card, CPF, voice->num, 0);
- }
-
- if(!(voice->flags & VOICE_FLAGS_16BIT))
- start *= 2;
-
- voice->start += start;
-
- for (i = 0; i < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); i++) {
- if (card->is_audigy) {
- sblive_writeptr(card, A_FXRT1, voice->num + i, voice->params[i].send_routing);
- sblive_writeptr(card, A_FXRT2, voice->num + i, voice->params[i].send_routing2);
- sblive_writeptr(card, A_SENDAMOUNTS, voice->num + i, voice->params[i].send_hgfe);
- } else {
- sblive_writeptr(card, FXRT, voice->num + i, voice->params[i].send_routing << 16);
- }
-
- /* Stop CA */
- /* Assumption that PT is already 0 so no harm overwriting */
- sblive_writeptr(card, PTRX, voice->num + i, ((voice->params[i].send_dcba & 0xff) << 8)
- | ((voice->params[i].send_dcba & 0xff00) >> 8));
-
- sblive_writeptr_tag(card, voice->num + i,
- /* CSL, ST, CA */
- DSL, voice->endloop | (voice->params[i].send_dcba & 0xff000000),
- PSST, voice->startloop | ((voice->params[i].send_dcba & 0x00ff0000) << 8),
- CCCA, (voice->start) | emu10k1_select_interprom(card,voice) |
- ((voice->flags & VOICE_FLAGS_16BIT) ? 0 : CCCA_8BITSELECT),
- /* Clear filter delay memory */
- Z1, 0,
- Z2, 0,
- /* Invalidate maps */
- MAPA, MAP_PTI_MASK | ((u32) card->silentpage.dma_handle * 2),
- MAPB, MAP_PTI_MASK | ((u32) card->silentpage.dma_handle * 2),
- /* modulation envelope */
- CVCF, 0x0000ffff,
- VTFT, 0x0000ffff,
- ATKHLDM, 0,
- DCYSUSM, 0x007f,
- LFOVAL1, 0x8000,
- LFOVAL2, 0x8000,
- FMMOD, 0,
- TREMFRQ, 0,
- FM2FRQ2, 0,
- ENVVAL, 0x8000,
- /* volume envelope */
- ATKHLDV, 0x7f7f,
- ENVVOL, 0x8000,
- /* filter envelope */
- PEFE_FILTERAMOUNT, 0x7f,
- /* pitch envelope */
- PEFE_PITCHAMOUNT, 0, TAGLIST_END);
-
- voice->params[i].fc_target = 0xffff;
- }
-}
-
-void emu10k1_voices_start(struct emu_voice *first_voice, unsigned int num_voices, int set)
-{
- struct emu10k1_card *card = first_voice->card;
- struct emu_voice *voice;
- unsigned int voicenum;
- int j;
-
- DPF(2, "emu10k1_voices_start()\n");
-
- for (voicenum = 0; voicenum < num_voices; voicenum++)
- {
- voice = first_voice + voicenum;
-
- if (!set) {
- u32 cra, ccis, cs, sample;
- if (voice->flags & VOICE_FLAGS_STEREO) {
- cra = 64;
- ccis = 28;
- cs = 4;
- } else {
- cra = 64;
- ccis = 30;
- cs = 2;
- }
-
- if(voice->flags & VOICE_FLAGS_16BIT) {
- sample = 0x00000000;
- } else {
- sample = 0x80808080;
- ccis *= 2;
- }
-
- for(j = 0; j < cs; j++)
- sblive_writeptr(card, CD0 + j, voice->num, sample);
-
- /* Reset cache */
- sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num, 0);
- if (voice->flags & VOICE_FLAGS_STEREO)
- sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num + 1, 0);
-
- sblive_writeptr(card, CCR_READADDRESS, voice->num, cra);
-
- if (voice->flags & VOICE_FLAGS_STEREO)
- sblive_writeptr(card, CCR_READADDRESS, voice->num + 1, cra);
-
- /* Fill cache */
- sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num, ccis);
- }
-
- for (j = 0; j < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); j++) {
- sblive_writeptr_tag(card, voice->num + j,
- IFATN, (voice->params[j].initial_fc << 8) | voice->params[j].initial_attn,
- VTFT, (voice->params[j].volume_target << 16) | voice->params[j].fc_target,
- CVCF, (voice->params[j].volume_target << 16) | voice->params[j].fc_target,
- DCYSUSV, (voice->params[j].byampl_env_sustain << 8) | voice->params[j].byampl_env_decay,
- TAGLIST_END);
-
- emu10k1_clear_stop_on_loop(card, voice->num + j);
- }
- }
-
-
- for (voicenum = 0; voicenum < num_voices; voicenum++)
- {
- voice = first_voice + voicenum;
-
- for (j = 0; j < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); j++) {
- sblive_writeptr(card, PTRX_PITCHTARGET, voice->num + j, voice->pitch_target);
-
- if (j == 0)
- sblive_writeptr(card, CPF_CURRENTPITCH, voice->num, voice->pitch_target);
-
- sblive_writeptr(card, IP, voice->num + j, voice->initial_pitch);
- }
- }
-}
-
-void emu10k1_voices_stop(struct emu_voice *first_voice, int num_voices)
-{
- struct emu10k1_card *card = first_voice->card;
- struct emu_voice *voice;
- unsigned int voice_num;
- int j;
-
- DPF(2, "emu10k1_voice_stop()\n");
-
- for (voice_num = 0; voice_num < num_voices; voice_num++)
- {
- voice = first_voice + voice_num;
-
- for (j = 0; j < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); j++) {
- sblive_writeptr_tag(card, voice->num + j,
- PTRX_PITCHTARGET, 0,
- CPF_CURRENTPITCH, 0,
- IFATN, 0xffff,
- VTFT, 0x0000ffff,
- CVCF, 0x0000ffff,
- IP, 0,
- TAGLIST_END);
- }
- }
-}
-
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