diff options
author | Oswald Buddenhagen <oswald.buddenhagen@gmx.de> | 2023-05-18 12:31:34 +0300 |
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committer | Takashi Iwai <tiwai@suse.de> | 2023-05-18 14:08:23 +0300 |
commit | 46055699e5f81db8c70946609f445c572983eca5 (patch) | |
tree | 1e678d1dc54d9434f48cebfcac67686fc2b11916 /sound/pci/emu10k1/emu10k1_main.c | |
parent | 6797400ef4abb4359c225a207c1f3ca28591f51c (diff) | |
download | linux-46055699e5f81db8c70946609f445c572983eca5.tar.xz |
ALSA: emu10k1: introduce and use snd_emu10k1_ptr_write_multiple()
While this nicely denoises the code, the real intent is being able to
write many registers pseudo-atomically, which will come in handy later.
Idea stolen from kX-project.
Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Link: https://lore.kernel.org/r/20230518093134.3697955-1-oswald.buddenhagen@gmx.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/emu10k1/emu10k1_main.c')
-rw-r--r-- | sound/pci/emu10k1/emu10k1_main.c | 168 |
1 files changed, 93 insertions, 75 deletions
diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c index da7c988b5c97..65207ef689cb 100644 --- a/sound/pci/emu10k1/emu10k1_main.c +++ b/sound/pci/emu10k1/emu10k1_main.c @@ -57,44 +57,49 @@ MODULE_FIRMWARE(EMU1010_NOTEBOOK_FILENAME); void snd_emu10k1_voice_init(struct snd_emu10k1 *emu, int ch) { - snd_emu10k1_ptr_write(emu, DCYSUSV, ch, 0); - snd_emu10k1_ptr_write(emu, VTFT, ch, VTFT_FILTERTARGET_MASK); - snd_emu10k1_ptr_write(emu, CVCF, ch, CVCF_CURRENTFILTER_MASK); - snd_emu10k1_ptr_write(emu, PTRX, ch, 0); - snd_emu10k1_ptr_write(emu, CPF, ch, 0); - snd_emu10k1_ptr_write(emu, CCR, ch, 0); - - snd_emu10k1_ptr_write(emu, PSST, ch, 0); - snd_emu10k1_ptr_write(emu, DSL, ch, 0x10); - snd_emu10k1_ptr_write(emu, CCCA, ch, 0); - snd_emu10k1_ptr_write(emu, Z1, ch, 0); - snd_emu10k1_ptr_write(emu, Z2, ch, 0); - snd_emu10k1_ptr_write(emu, FXRT, ch, 0x32100000); - - // The rest is meaningless as long as DCYSUSV_CHANNELENABLE_MASK is zero - snd_emu10k1_ptr_write(emu, DCYSUSM, ch, 0); - snd_emu10k1_ptr_write(emu, ATKHLDV, ch, 0); - snd_emu10k1_ptr_write(emu, ATKHLDM, ch, 0); - snd_emu10k1_ptr_write(emu, IP, ch, 0); - snd_emu10k1_ptr_write(emu, IFATN, ch, IFATN_FILTERCUTOFF_MASK | IFATN_ATTENUATION_MASK); - snd_emu10k1_ptr_write(emu, PEFE, ch, 0); - snd_emu10k1_ptr_write(emu, FMMOD, ch, 0); - snd_emu10k1_ptr_write(emu, TREMFRQ, ch, 24); /* 1 Hz */ - snd_emu10k1_ptr_write(emu, FM2FRQ2, ch, 24); /* 1 Hz */ - snd_emu10k1_ptr_write(emu, LFOVAL2, ch, 0); - snd_emu10k1_ptr_write(emu, LFOVAL1, ch, 0); - snd_emu10k1_ptr_write(emu, ENVVOL, ch, 0); - snd_emu10k1_ptr_write(emu, ENVVAL, ch, 0); + snd_emu10k1_ptr_write_multiple(emu, ch, + DCYSUSV, 0, + VTFT, VTFT_FILTERTARGET_MASK, + CVCF, CVCF_CURRENTFILTER_MASK, + PTRX, 0, + CPF, 0, + CCR, 0, + + PSST, 0, + DSL, 0x10, + CCCA, 0, + Z1, 0, + Z2, 0, + FXRT, 0x32100000, + + // The rest is meaningless as long as DCYSUSV_CHANNELENABLE_MASK is zero + DCYSUSM, 0, + ATKHLDV, 0, + ATKHLDM, 0, + IP, 0, + IFATN, IFATN_FILTERCUTOFF_MASK | IFATN_ATTENUATION_MASK, + PEFE, 0, + FMMOD, 0, + TREMFRQ, 24, /* 1 Hz */ + FM2FRQ2, 24, /* 1 Hz */ + LFOVAL2, 0, + LFOVAL1, 0, + ENVVOL, 0, + ENVVAL, 0, + + REGLIST_END); /* Audigy extra stuffs */ if (emu->audigy) { - snd_emu10k1_ptr_write(emu, A_CSBA, ch, 0); - snd_emu10k1_ptr_write(emu, A_CSDC, ch, 0); - snd_emu10k1_ptr_write(emu, A_CSFE, ch, 0); - snd_emu10k1_ptr_write(emu, A_CSHG, ch, 0); - snd_emu10k1_ptr_write(emu, A_FXRT1, ch, 0x03020100); - snd_emu10k1_ptr_write(emu, A_FXRT2, ch, 0x07060504); - snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, ch, 0); + snd_emu10k1_ptr_write_multiple(emu, ch, + A_CSBA, 0, + A_CSDC, 0, + A_CSFE, 0, + A_CSHG, 0, + A_FXRT1, 0x03020100, + A_FXRT2, 0x07060504, + A_SENDAMOUNTS, 0, + REGLIST_END); } } @@ -148,22 +153,26 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir) outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE, emu->port + HCFG); - /* reset recording buffers */ - snd_emu10k1_ptr_write(emu, MICBS, 0, ADCBS_BUFSIZE_NONE); - snd_emu10k1_ptr_write(emu, MICBA, 0, 0); - snd_emu10k1_ptr_write(emu, FXBS, 0, ADCBS_BUFSIZE_NONE); - snd_emu10k1_ptr_write(emu, FXBA, 0, 0); - snd_emu10k1_ptr_write(emu, ADCBS, 0, ADCBS_BUFSIZE_NONE); - snd_emu10k1_ptr_write(emu, ADCBA, 0, 0); - - /* disable channel interrupt */ outl(0, emu->port + INTE); - snd_emu10k1_ptr_write(emu, CLIEL, 0, 0); - snd_emu10k1_ptr_write(emu, CLIEH, 0, 0); - /* disable stop on loop end */ - snd_emu10k1_ptr_write(emu, SOLEL, 0, 0); - snd_emu10k1_ptr_write(emu, SOLEH, 0, 0); + snd_emu10k1_ptr_write_multiple(emu, 0, + /* reset recording buffers */ + MICBS, ADCBS_BUFSIZE_NONE, + MICBA, 0, + FXBS, ADCBS_BUFSIZE_NONE, + FXBA, 0, + ADCBS, ADCBS_BUFSIZE_NONE, + ADCBA, 0, + + /* disable channel interrupt */ + CLIEL, 0, + CLIEH, 0, + + /* disable stop on loop end */ + SOLEL, 0, + SOLEH, 0, + + REGLIST_END); if (emu->audigy) { /* set SPDIF bypass mode */ @@ -177,9 +186,11 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir) for (ch = 0; ch < NUM_G; ch++) snd_emu10k1_voice_init(emu, ch); - snd_emu10k1_ptr_write(emu, SPCS0, 0, emu->spdif_bits[0]); - snd_emu10k1_ptr_write(emu, SPCS1, 0, emu->spdif_bits[1]); - snd_emu10k1_ptr_write(emu, SPCS2, 0, emu->spdif_bits[2]); + snd_emu10k1_ptr_write_multiple(emu, 0, + SPCS0, emu->spdif_bits[0], + SPCS1, emu->spdif_bits[1], + SPCS2, emu->spdif_bits[2], + REGLIST_END); if (emu->card_capabilities->emu_model) { } else if (emu->card_capabilities->ca0151_chip) { /* audigy2 */ @@ -390,41 +401,48 @@ int snd_emu10k1_done(struct snd_emu10k1 *emu) outl(0, emu->port + INTE); /* - * Shutdown the chip + * Shutdown the voices */ - for (ch = 0; ch < NUM_G; ch++) - snd_emu10k1_ptr_write(emu, DCYSUSV, ch, 0); for (ch = 0; ch < NUM_G; ch++) { - snd_emu10k1_ptr_write(emu, VTFT, ch, 0); - snd_emu10k1_ptr_write(emu, CVCF, ch, 0); - snd_emu10k1_ptr_write(emu, PTRX, ch, 0); - snd_emu10k1_ptr_write(emu, CPF, ch, 0); + snd_emu10k1_ptr_write_multiple(emu, ch, + DCYSUSV, 0, + VTFT, 0, + CVCF, 0, + PTRX, 0, + CPF, 0, + REGLIST_END); } - /* reset recording buffers */ - snd_emu10k1_ptr_write(emu, MICBS, 0, 0); - snd_emu10k1_ptr_write(emu, MICBA, 0, 0); - snd_emu10k1_ptr_write(emu, FXBS, 0, 0); - snd_emu10k1_ptr_write(emu, FXBA, 0, 0); - snd_emu10k1_ptr_write(emu, FXWC, 0, 0); - snd_emu10k1_ptr_write(emu, ADCBS, 0, ADCBS_BUFSIZE_NONE); - snd_emu10k1_ptr_write(emu, ADCBA, 0, 0); - snd_emu10k1_ptr_write(emu, TCBS, 0, TCBS_BUFFSIZE_16K); - snd_emu10k1_ptr_write(emu, TCB, 0, 0); + // stop the DSP if (emu->audigy) snd_emu10k1_ptr_write(emu, A_DBG, 0, A_DBG_SINGLE_STEP); else snd_emu10k1_ptr_write(emu, DBG, 0, EMU10K1_DBG_SINGLE_STEP); - /* disable channel interrupt */ - snd_emu10k1_ptr_write(emu, CLIEL, 0, 0); - snd_emu10k1_ptr_write(emu, CLIEH, 0, 0); - snd_emu10k1_ptr_write(emu, SOLEL, 0, 0); - snd_emu10k1_ptr_write(emu, SOLEH, 0, 0); + snd_emu10k1_ptr_write_multiple(emu, 0, + /* reset recording buffers */ + MICBS, 0, + MICBA, 0, + FXBS, 0, + FXBA, 0, + FXWC, 0, + ADCBS, ADCBS_BUFSIZE_NONE, + ADCBA, 0, + TCBS, TCBS_BUFFSIZE_16K, + TCB, 0, + + /* disable channel interrupt */ + CLIEL, 0, + CLIEH, 0, + SOLEL, 0, + SOLEH, 0, + + PTB, 0, + + REGLIST_END); /* disable audio and lock cache */ outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE, emu->port + HCFG); - snd_emu10k1_ptr_write(emu, PTB, 0, 0); return 0; } |