[ALSA] snd-emu10k1: Added support for emu1010, including E-Mu 1212m and E-Mu 1820m

Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 97 insertions, 30 deletions

diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 717e92ec9e0a..44d098ac86d5 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -147,7 +147,7 @@ static int snd_emu10k1_pcm_channel_alloc(struct snd_emu10k1_pcm * epcm, int voic
                                               1,
                                               &epcm->extra);
                 if (err < 0) {
-                        // printk("pcm_channel_alloc: failed extra: voices=%d, frame=%d\n", voices, frame);
+                        /* printk("pcm_channel_alloc: failed extra: voices=%d, frame=%d\n", voices, frame); */
                         for (i = 0; i < voices; i++) {
                                 snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
                                 epcm->voices[i] = NULL;
@@ -339,7 +339,7 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
                 }
         }
 
-        // setup routing
+        /* setup routing */
         if (emu->audigy) {
                 snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
                                       snd_emu10k1_compose_audigy_fxrt1(send_routing));
@@ -353,8 +353,8 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
         } else
                 snd_emu10k1_ptr_write(emu, FXRT, voice,
                                       snd_emu10k1_compose_send_routing(send_routing));
-        // Stop CA
-        // Assumption that PT is already 0 so no harm overwriting
+        /* Stop CA */
+        /* Assumption that PT is already 0 so no harm overwriting */
         snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
         snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
         snd_emu10k1_ptr_write(emu, PSST, voice, start_addr | (send_amount[2] << 24));
@@ -367,14 +367,14 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
                 snd_emu10k1_ptr_write(emu, CCCA, voice, (start_addr + ccis) |
                               emu10k1_select_interprom(pitch_target) |
                               (w_16 ? 0 : CCCA_8BITSELECT));
-        // Clear filter delay memory
+        /* Clear filter delay memory */
         snd_emu10k1_ptr_write(emu, Z1, voice, 0);
         snd_emu10k1_ptr_write(emu, Z2, voice, 0);
-        // invalidate maps
+        /* invalidate maps */
         silent_page = ((unsigned int)emu->silent_page.addr << 1) | MAP_PTI_MASK;
         snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page);
         snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page);
-        // modulation envelope
+        /* modulation envelope */
         snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
         snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
         snd_emu10k1_ptr_write(emu, ATKHLDM, voice, 0);
@@ -385,12 +385,12 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
         snd_emu10k1_ptr_write(emu, TREMFRQ, voice, 0);
         snd_emu10k1_ptr_write(emu, FM2FRQ2, voice, 0);
         snd_emu10k1_ptr_write(emu, ENVVAL, voice, 0x8000);
-        // volume envelope
+        /* volume envelope */
         snd_emu10k1_ptr_write(emu, ATKHLDV, voice, 0x7f7f);
         snd_emu10k1_ptr_write(emu, ENVVOL, voice, 0x0000);
-        // filter envelope
+        /* filter envelope */
         snd_emu10k1_ptr_write(emu, PEFE_FILTERAMOUNT, voice, 0x7f);
-        // pitch envelope
+        /* pitch envelope */
         snd_emu10k1_ptr_write(emu, PEFE_PITCHAMOUNT, voice, 0);
 
         spin_unlock_irqrestore(&emu->reg_lock, flags);
@@ -468,7 +468,7 @@ static int snd_emu10k1_efx_playback_hw_free(struct snd_pcm_substream *substream)
                 snd_emu10k1_voice_free(epcm->emu, epcm->extra);
                 epcm->extra = NULL;
         }
-        for (i=0; i < NUM_EFX_PLAYBACK; i++) {
+        for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
                 if (epcm->voices[i]) {
                         snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
                         epcm->voices[i] = NULL;
@@ -637,7 +637,7 @@ static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int e
         stereo = (!extra && runtime->channels == 2);
         sample = snd_pcm_format_width(runtime->format) == 16 ? 0 : 0x80808080;
         ccis = emu10k1_ccis(stereo, sample == 0);
-        // set cs to 2 * number of cache registers beside the invalidated
+        /* set cs to 2 * number of cache registers beside the invalidated */
         cs = (sample == 0) ? (32-ccis) : (64-ccis+1) >> 1;
         if (cs > 16) cs = 16;
         for (i = 0; i < cs; i++) {
@@ -646,14 +646,14 @@ static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int e
                         snd_emu10k1_ptr_write(emu, CD0 + i, voice + 1, sample);
                 }
         }
-        // reset cache
+        /* reset cache */
         snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, 0);
         snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice, cra);
         if (stereo) {
                 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice + 1, 0);
                 snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice + 1, cra);
         }
-        // fill cache
+        /* fill cache */
         snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, ccis);
         if (stereo) {
                 snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice+1, ccis);
@@ -732,7 +732,7 @@ static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
         struct snd_emu10k1_pcm_mixer *mix;
         int result = 0;
 
-        // printk("trigger - emu10k1 = 0x%x, cmd = %i, pointer = %i\n", (int)emu, cmd, substream->ops->pointer(substream));
+        /* printk("trigger - emu10k1 = 0x%x, cmd = %i, pointer = %i\n", (int)emu, cmd, substream->ops->pointer(substream)); */
         spin_lock(&emu->reg_lock);
         switch (cmd) {
         case SNDRV_PCM_TRIGGER_START:
@@ -778,10 +778,10 @@ static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
         switch (cmd) {
         case SNDRV_PCM_TRIGGER_START:
         case SNDRV_PCM_TRIGGER_RESUME:
-                // hmm this should cause full and half full interrupt to be raised?  
+                /* hmm this should cause full and half full interrupt to be raised? */
                 outl(epcm->capture_ipr, emu->port + IPR);
                 snd_emu10k1_intr_enable(emu, epcm->capture_inte);
-                // printk("adccr = 0x%x, adcbs = 0x%x\n", epcm->adccr, epcm->adcbs);
+                /* printk("adccr = 0x%x, adcbs = 0x%x\n", epcm->adccr, epcm->adcbs); */
                 switch (epcm->type) {
                 case CAPTURE_AC97ADC:
                         snd_emu10k1_ptr_write(emu, ADCCR, 0, epcm->capture_cr_val);
@@ -790,6 +790,7 @@ static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
                         if (emu->audigy) {
                                 snd_emu10k1_ptr_write(emu, A_FXWC1, 0, epcm->capture_cr_val);
                                 snd_emu10k1_ptr_write(emu, A_FXWC2, 0, epcm->capture_cr_val2);
+                                snd_printdd("cr_val=0x%x, cr_val2=0x%x\n", epcm->capture_cr_val, epcm->capture_cr_val2);
                         } else
                                 snd_emu10k1_ptr_write(emu, FXWC, 0, epcm->capture_cr_val);
                         break;
@@ -851,7 +852,7 @@ static snd_pcm_uframes_t snd_emu10k1_playback_pointer(struct snd_pcm_substream *
                         ptr -= runtime->buffer_size;
         }
 #endif
-        // printk("ptr = 0x%x, buffer_size = 0x%x, period_size = 0x%x\n", ptr, runtime->buffer_size, runtime->period_size);
+        /* printk("ptr = 0x%x, buffer_size = 0x%x, period_size = 0x%x\n", ptr, runtime->buffer_size, runtime->period_size); */
         return ptr;
 }
 
@@ -868,7 +869,7 @@ static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
         spin_lock(&emu->reg_lock);
         switch (cmd) {
         case SNDRV_PCM_TRIGGER_START:
-                // prepare voices
+                /* prepare voices */
                 for (i = 0; i < NUM_EFX_PLAYBACK; i++) {        
                         snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[i]);
                 }
@@ -917,7 +918,7 @@ static snd_pcm_uframes_t snd_emu10k1_capture_pointer(struct snd_pcm_substream *s
         if (!epcm->running)
                 return 0;
         if (epcm->first_ptr) {
-                udelay(50);     // hack, it takes awhile until capture is started
+                udelay(50);     /* hack, it takes awhile until capture is started */
                 epcm->first_ptr = 0;
         }
         ptr = snd_emu10k1_ptr_read(emu, epcm->capture_idx_reg, 0) & 0x0000ffff;
@@ -972,6 +973,28 @@ static struct snd_pcm_hardware snd_emu10k1_capture =
         .fifo_size =            0,
 };
 
+static struct snd_pcm_hardware snd_emu10k1_capture_efx =
+{
+        .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
+                                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
+                                 SNDRV_PCM_INFO_RESUME |
+                                 SNDRV_PCM_INFO_MMAP_VALID),
+        .formats =              SNDRV_PCM_FMTBIT_S16_LE,
+        .rates =                SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 | 
+                                 SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | 
+                                 SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000,
+        .rate_min =             44100,
+        .rate_max =             192000,
+        .channels_min =         8,
+        .channels_max =         8,
+        .buffer_bytes_max =     (64*1024),
+        .period_bytes_min =     384,
+        .period_bytes_max =     (64*1024),
+        .periods_min =          2,
+        .periods_max =          2,
+        .fifo_size =            0,
+};
+
 /*
  *
  */
@@ -1016,7 +1039,7 @@ static int snd_emu10k1_efx_playback_close(struct snd_pcm_substream *substream)
         struct snd_emu10k1_pcm_mixer *mix;
         int i;
 
-        for (i=0; i < NUM_EFX_PLAYBACK; i++) {
+        for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
                 mix = &emu->efx_pcm_mixer[i];
                 mix->epcm = NULL;
                 snd_emu10k1_pcm_efx_mixer_notify(emu, i, 0);
@@ -1045,7 +1068,7 @@ static int snd_emu10k1_efx_playback_open(struct snd_pcm_substream *substream)
         runtime->private_free = snd_emu10k1_pcm_free_substream;
         runtime->hw = snd_emu10k1_efx_playback;
         
-        for (i=0; i < NUM_EFX_PLAYBACK; i++) {
+        for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
                 mix = &emu->efx_pcm_mixer[i];
                 mix->send_routing[0][0] = i;
                 memset(&mix->send_volume, 0, sizeof(mix->send_volume));
@@ -1199,15 +1222,59 @@ static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream)
         epcm->capture_idx_reg = FXIDX;
         substream->runtime->private_data = epcm;
         substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
-        runtime->hw = snd_emu10k1_capture;
+        runtime->hw = snd_emu10k1_capture_efx;
         runtime->hw.rates = SNDRV_PCM_RATE_48000;
         runtime->hw.rate_min = runtime->hw.rate_max = 48000;
         spin_lock_irq(&emu->reg_lock);
-        runtime->hw.channels_min = runtime->hw.channels_max = 0;
-        for (idx = 0; idx < nefx; idx++) {
-                if (emu->efx_voices_mask[idx/32] & (1 << (idx%32))) {
-                        runtime->hw.channels_min++;
-                        runtime->hw.channels_max++;
+        if (emu->card_capabilities->emu1010) {
+                /* TODO 
+                 * SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE
+                 * SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
+                 * SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
+                 * SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000
+                 * rate_min = 44100,
+                 * rate_max = 192000,
+                 * channels_min = 8,
+                 * channels_max = 8,
+                 * Need to add mixer control to fix sample rate
+                 *                 
+                 * There are 16 mono channels of 16bits each.
+                 * 24bit Audio uses 2x channels over 16bit
+                 * 96kHz uses 2x channels over 48kHz
+                 * 192kHz uses 4x channels over 48kHz
+                 * So, for 48kHz 24bit, one has 8 channels
+                 * for 96kHz 24bit, one has 4 channels
+                 * for 192kHz 24bit, one has 2 channels
+                 */
+#if 1
+                /* For 48kHz */
+                runtime->hw.rates = SNDRV_PCM_RATE_48000;
+                runtime->hw.rate_min = runtime->hw.rate_max = 48000;
+                runtime->hw.channels_min = runtime->hw.channels_max = 8;
+#endif
+#if 0
+                /* For 96kHz */
+                runtime->hw.rates = SNDRV_PCM_RATE_96000;
+                runtime->hw.rate_min = runtime->hw.rate_max = 96000;
+                runtime->hw.channels_min = runtime->hw.channels_max = 4;
+#endif
+#if 0
+                /* For 192kHz */
+                runtime->hw.rates = SNDRV_PCM_RATE_192000;
+                runtime->hw.rate_min = runtime->hw.rate_max = 192000;
+                runtime->hw.channels_min = runtime->hw.channels_max = 2;
+#endif
+                runtime->hw.formats = SNDRV_PCM_FMTBIT_S32_LE;
+                /* efx_voices_mask[0] is expected to be zero
+                 * efx_voices_mask[1] is expected to have 16bits set
+                 */
+        } else {
+                runtime->hw.channels_min = runtime->hw.channels_max = 0;
+                for (idx = 0; idx < nefx; idx++) {
+                        if (emu->efx_voices_mask[idx/32] & (1 << (idx%32))) {
+                                runtime->hw.channels_min++;
+                                runtime->hw.channels_max++;
+                        }
                 }
         }
         epcm->capture_cr_val = emu->efx_voices_mask[0];
@@ -1460,7 +1527,7 @@ static void snd_emu10k1_fx8010_playback_tram_poke1(unsigned short *dst_left,
                                                    unsigned int count,
                                                    unsigned int tram_shift)
 {
-        // printk("tram_poke1: dst_left = 0x%p, dst_right = 0x%p, src = 0x%p, count = 0x%x\n", dst_left, dst_right, src, count);
+        /* printk("tram_poke1: dst_left = 0x%p, dst_right = 0x%p, src = 0x%p, count = 0x%x\n", dst_left, dst_right, src, count); */
         if ((tram_shift & 1) == 0) {
                 while (count--) {
                         *dst_left-- = *src++;
@@ -1537,7 +1604,7 @@ static int snd_emu10k1_fx8010_playback_prepare(struct snd_pcm_substream *substre
         struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
         unsigned int i;
         
-        // printk("prepare: etram_pages = 0x%p, dma_area = 0x%x, buffer_size = 0x%x (0x%x)\n", emu->fx8010.etram_pages, runtime->dma_area, runtime->buffer_size, runtime->buffer_size << 2);
+        /* printk("prepare: etram_pages = 0x%p, dma_area = 0x%x, buffer_size = 0x%x (0x%x)\n", emu->fx8010.etram_pages, runtime->dma_area, runtime->buffer_size, runtime->buffer_size << 2); */
         memset(&pcm->pcm_rec, 0, sizeof(pcm->pcm_rec));
         pcm->pcm_rec.hw_buffer_size = pcm->buffer_size * 2; /* byte size */
         pcm->pcm_rec.sw_buffer_size = snd_pcm_lib_buffer_bytes(substream);