- Pull ahead all fixed allocations, so we don't rely on the semi- dynamic ones not crossing the arbitrarily determined limit - Use an enum for the fixed allocations - Stop arbitrarily wasting registers on unexplained "reservations" - Don't reserve two regs for the master volume control - it's mono
Signed-off-by: Oswald Buddenhagen oswald.buddenhagen@gmx.de --- v2: rebased out patch concerning assertions --- sound/pci/emu10k1/emufx.c | 69 +++++++++++++++++++++------------------ 1 file changed, 37 insertions(+), 32 deletions(-)
diff --git a/sound/pci/emu10k1/emufx.c b/sound/pci/emu10k1/emufx.c index 2da1f9f1fb5a..43abb6c04a7f 100644 --- a/sound/pci/emu10k1/emufx.c +++ b/sound/pci/emu10k1/emufx.c @@ -1202,18 +1202,31 @@ static void snd_emu10k1_audigy_dsp_convert_32_to_2x16( A_OP(icode, ptr, iMAC3, reg_out, A_GPR(tmp), A_GPR(tmp), A_C_80000000); }
+#define ENUM_GPR(name, size) name, name ## _dummy = name + (size) - 1 + /* * initial DSP configuration for Audigy */
static int _snd_emu10k1_audigy_init_efx(struct snd_emu10k1 *emu) { - int err, z, gpr, nctl; - int bit_shifter16; - const int playback = 10; - const int capture = playback + SND_EMU10K1_PLAYBACK_CHANNELS; /* we reserve 10 voices */ - const int stereo_mix = capture + 2; - const int tmp = 0x88; + int err, z, nctl; + enum { + ENUM_GPR(playback, SND_EMU10K1_PLAYBACK_CHANNELS), + ENUM_GPR(stereo_mix, 2), + ENUM_GPR(capture, 2), + ENUM_GPR(bit_shifter16, 1), + // The fixed allocation of these breaks the pattern, but why not. + // Splitting these into left/right is questionable, as it will break + // down for center/lfe. But it works for stereo/quadro, so whatever. + ENUM_GPR(bass_gpr, 2 * 5), // two sides, five coefficients + ENUM_GPR(treble_gpr, 2 * 5), + ENUM_GPR(bass_tmp, SND_EMU10K1_PLAYBACK_CHANNELS * 4), // four delay stages + ENUM_GPR(treble_tmp, SND_EMU10K1_PLAYBACK_CHANNELS * 4), + ENUM_GPR(tmp, 3), + num_static_gprs + }; + int gpr = num_static_gprs; u32 ptr, ptr_skip; struct snd_emu10k1_fx8010_code *icode = NULL; struct snd_emu10k1_fx8010_control_gpr *controls = NULL, *ctl; @@ -1248,9 +1261,7 @@ static int _snd_emu10k1_audigy_init_efx(struct snd_emu10k1 *emu) strcpy(icode->name, "Audigy DSP code for ALSA"); ptr = 0; nctl = 0; - gpr = stereo_mix + 10; - bit_shifter16 = gpr; - gpr_map[gpr++] = 0x00008000; + gpr_map[bit_shifter16] = 0x00008000;
#if 1 /* PCM front Playback Volume (independent from stereo mix) @@ -1492,15 +1503,11 @@ A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input)) ctl->max = 40; ctl->value[0] = ctl->value[1] = 20; ctl->translation = EMU10K1_GPR_TRANSLATION_TREBLE; - -#define BASS_GPR 0x8c -#define TREBLE_GPR 0x96 - for (z = 0; z < 5; z++) { int j; for (j = 0; j < 2; j++) { - controls[nctl + 0].gpr[z * 2 + j] = BASS_GPR + z * 2 + j; - controls[nctl + 1].gpr[z * 2 + j] = TREBLE_GPR + z * 2 + j; + controls[nctl + 0].gpr[z * 2 + j] = bass_gpr + z * 2 + j; + controls[nctl + 1].gpr[z * 2 + j] = treble_gpr + z * 2 + j; } } nctl += 2; @@ -1513,40 +1520,37 @@ A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input)) for (z = 0; z < 4; z++) { /* front/rear/center-lfe/side */ int j, k, l, d; for (j = 0; j < 2; j++) { /* left/right */ - k = 0xb0 + (z * 8) + (j * 4); - l = 0xe0 + (z * 8) + (j * 4); + k = bass_tmp + (z * 8) + (j * 4); + l = treble_tmp + (z * 8) + (j * 4); d = playback + z * 2 + j;
- A_OP(icode, &ptr, iMAC0, A_C_00000000, A_C_00000000, A_GPR(d), A_GPR(BASS_GPR + 0 + j)); - A_OP(icode, &ptr, iMACMV, A_GPR(k+1), A_GPR(k), A_GPR(k+1), A_GPR(BASS_GPR + 4 + j)); - A_OP(icode, &ptr, iMACMV, A_GPR(k), A_GPR(d), A_GPR(k), A_GPR(BASS_GPR + 2 + j)); - A_OP(icode, &ptr, iMACMV, A_GPR(k+3), A_GPR(k+2), A_GPR(k+3), A_GPR(BASS_GPR + 8 + j)); - A_OP(icode, &ptr, iMAC0, A_GPR(k+2), A_GPR_ACCU, A_GPR(k+2), A_GPR(BASS_GPR + 6 + j)); + A_OP(icode, &ptr, iMAC0, A_C_00000000, A_C_00000000, A_GPR(d), A_GPR(bass_gpr + 0 + j)); + A_OP(icode, &ptr, iMACMV, A_GPR(k+1), A_GPR(k), A_GPR(k+1), A_GPR(bass_gpr + 4 + j)); + A_OP(icode, &ptr, iMACMV, A_GPR(k), A_GPR(d), A_GPR(k), A_GPR(bass_gpr + 2 + j)); + A_OP(icode, &ptr, iMACMV, A_GPR(k+3), A_GPR(k+2), A_GPR(k+3), A_GPR(bass_gpr + 8 + j)); + A_OP(icode, &ptr, iMAC0, A_GPR(k+2), A_GPR_ACCU, A_GPR(k+2), A_GPR(bass_gpr + 6 + j)); A_OP(icode, &ptr, iACC3, A_GPR(k+2), A_GPR(k+2), A_GPR(k+2), A_C_00000000);
- A_OP(icode, &ptr, iMAC0, A_C_00000000, A_C_00000000, A_GPR(k+2), A_GPR(TREBLE_GPR + 0 + j)); - A_OP(icode, &ptr, iMACMV, A_GPR(l+1), A_GPR(l), A_GPR(l+1), A_GPR(TREBLE_GPR + 4 + j)); - A_OP(icode, &ptr, iMACMV, A_GPR(l), A_GPR(k+2), A_GPR(l), A_GPR(TREBLE_GPR + 2 + j)); - A_OP(icode, &ptr, iMACMV, A_GPR(l+3), A_GPR(l+2), A_GPR(l+3), A_GPR(TREBLE_GPR + 8 + j)); - A_OP(icode, &ptr, iMAC0, A_GPR(l+2), A_GPR_ACCU, A_GPR(l+2), A_GPR(TREBLE_GPR + 6 + j)); + A_OP(icode, &ptr, iMAC0, A_C_00000000, A_C_00000000, A_GPR(k+2), A_GPR(treble_gpr + 0 + j)); + A_OP(icode, &ptr, iMACMV, A_GPR(l+1), A_GPR(l), A_GPR(l+1), A_GPR(treble_gpr + 4 + j)); + A_OP(icode, &ptr, iMACMV, A_GPR(l), A_GPR(k+2), A_GPR(l), A_GPR(treble_gpr + 2 + j)); + A_OP(icode, &ptr, iMACMV, A_GPR(l+3), A_GPR(l+2), A_GPR(l+3), A_GPR(treble_gpr + 8 + j)); + A_OP(icode, &ptr, iMAC0, A_GPR(l+2), A_GPR_ACCU, A_GPR(l+2), A_GPR(treble_gpr + 6 + j)); A_OP(icode, &ptr, iMACINT0, A_GPR(l+2), A_C_00000000, A_GPR(l+2), A_C_00000010);
A_OP(icode, &ptr, iACC3, A_GPR(d), A_GPR(l+2), A_C_00000000, A_C_00000000);
if (z == 2) /* center */ break; } } gpr_map[gpr++] = ptr - ptr_skip;
-#undef BASS_GPR -#undef TREBLE_GPR - /* Master volume (will be renamed later) */ for (z = 0; z < 8; z++) A_OP(icode, &ptr, iMAC0, A_GPR(playback+z), A_C_00000000, A_GPR(gpr), A_GPR(playback+z)); snd_emu10k1_init_mono_control(&controls[nctl++], "Wave Master Playback Volume", gpr, 0); - gpr += 2; + gpr++;
/* analog speakers */ A_PUT_STEREO_OUTPUT(A_EXTOUT_AFRONT_L, A_EXTOUT_AFRONT_R, playback); @@ -1668,11 +1672,12 @@ A_OP(icode, &ptr, iMAC0, A_GPR(var), A_GPR(var), A_GPR(vol), A_EXTIN(input)) * ok, set up done.. */
- if (gpr > tmp) { + if (gpr > 512) { snd_BUG(); err = -EIO; goto __err; } + /* clear remaining instruction memory */ while (ptr < 0x400) A_OP(icode, &ptr, 0x0f, 0xc0, 0xc0, 0xcf, 0xc0);