diff options
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pci/azalia.c | 106 |
1 files changed, 61 insertions, 45 deletions
diff --git a/sys/dev/pci/azalia.c b/sys/dev/pci/azalia.c index 63065cbd9fa..5f745d97d37 100644 --- a/sys/dev/pci/azalia.c +++ b/sys/dev/pci/azalia.c @@ -1,4 +1,4 @@ -/* $OpenBSD: azalia.c,v 1.148 2009/09/09 07:16:50 jakemsr Exp $ */ +/* $OpenBSD: azalia.c,v 1.149 2009/09/09 22:25:03 jakemsr Exp $ */ /* $NetBSD: azalia.c,v 1.20 2006/05/07 08:31:44 kent Exp $ */ /*- @@ -188,8 +188,9 @@ int azalia_pci_detach(struct device *, int); int azalia_intr(void *); void azalia_print_codec(codec_t *); int azalia_reset(azalia_t *); -int azalia_attach(azalia_t *); -void azalia_attach_intr(struct device *); +int azalia_init(azalia_t *); +int azalia_init_codecs(azalia_t *); +int azalia_init_streams(azalia_t *); void azalia_shutdown(void *); int azalia_halt_corb(azalia_t *); int azalia_init_corb(azalia_t *); @@ -453,17 +454,26 @@ azalia_pci_attach(struct device *parent, struct device *self, void *aux) printf(": %s\n", interrupt_str); sc->pciid = pa->pa_id; - - if (azalia_attach(sc)) { - printf("%s: initialization failure\n", XNAME(sc)); - azalia_pci_detach(self, 0); - return; - } sc->subid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG); + if (azalia_init(sc)) + goto err_exit; + + if (azalia_init_codecs(sc)) + goto err_exit; + + if (azalia_init_streams(sc)) + goto err_exit; + + sc->audiodev = audio_attach_mi(&azalia_hw_if, sc, &sc->dev); + shutdownhook_establish(azalia_shutdown, sc); - azalia_attach_intr(self); + return; + +err_exit: + printf("%s: initialization failure\n", XNAME(sc)); + azalia_pci_detach(self, 0); } int @@ -635,7 +645,7 @@ azalia_reset(azalia_t *az) } int -azalia_attach(azalia_t *az) +azalia_init(azalia_t *az) { int i, n, err; uint32_t gctl; @@ -656,10 +666,6 @@ azalia_attach(azalia_t *az) if (err) return(err); - /* enable unsolicited response */ - gctl = AZ_READ_4(az, GCTL); - AZ_WRITE_4(az, GCTL, gctl | HDA_GCTL_UNSOL); - /* 4.3 Codec discovery */ DELAY(1000); statests = AZ_READ_2(az, STATESTS); @@ -675,18 +681,8 @@ azalia_attach(azalia_t *az) printf("%s: No HD-Audio codecs\n", XNAME(az)); return -1; } - return 0; -} - -void -azalia_attach_intr(struct device *self) -{ - azalia_t *az; - codec_t *codec; - int err, i, j, c; - - az = (azalia_t*)self; + /* clear interrupt status */ AZ_WRITE_2(az, STATESTS, HDA_STATESTS_SDIWAKE); AZ_WRITE_1(az, RIRBSTS, HDA_RIRBSTS_RINTFL | HDA_RIRBSTS_RIRBOIS); AZ_WRITE_4(az, INTSTS, HDA_INTSTS_CIS | HDA_INTSTS_GIS); @@ -694,24 +690,39 @@ azalia_attach_intr(struct device *self) AZ_WRITE_4(az, DPUBASE, 0); /* 4.4.1 Command Outbound Ring Buffer */ - if (azalia_init_corb(az)) - goto err_exit; + err = azalia_init_corb(az); + if (err) + return(err); + /* 4.4.2 Response Inbound Ring Buffer */ - if (azalia_init_rirb(az)) - goto err_exit; + err = azalia_init_rirb(az); + if (err) + return(err); AZ_WRITE_4(az, INTCTL, AZ_READ_4(az, INTCTL) | HDA_INTCTL_CIE | HDA_INTCTL_GIE); + /* enable unsolicited response */ + gctl = AZ_READ_4(az, GCTL); + AZ_WRITE_4(az, GCTL, gctl | HDA_GCTL_UNSOL); + + return(0); +} + +int +azalia_init_codecs(azalia_t *az) +{ + codec_t *codec; + int c, i, j; + c = 0; for (i = 0; i < az->ncodecs; i++) { - err = azalia_codec_init(&az->codecs[i]); - if (!err) + if (!azalia_codec_init(&az->codecs[i])) c++; } if (c == 0) { printf("%s: No codecs found\n", XNAME(az)); - goto err_exit; + return(1); } /* Use the first codec capable of analog I/O. If there are none, @@ -738,7 +749,7 @@ azalia_attach_intr(struct device *self) az->codecno = c; if (az->codecno < 0) { DPRINTF(("%s: chosen codec has no converters.\n", XNAME(az))); - goto err_exit; + return(1); } printf("%s: codecs: ", XNAME(az)); @@ -766,19 +777,24 @@ azalia_attach_intr(struct device *self) } } - /* Use stream#1 and #2. Don't use stream#0. */ - if (azalia_stream_init(&az->pstream, az, az->nistreams + 0, - 1, AUMODE_PLAY)) - goto err_exit; - if (azalia_stream_init(&az->rstream, az, 0, 2, AUMODE_RECORD)) - goto err_exit; + return(0); +} - az->audiodev = audio_attach_mi(&azalia_hw_if, az, &az->dev); +int +azalia_init_streams(azalia_t *az) +{ + int err; - return; -err_exit: - azalia_pci_detach(self, 0); - return; + /* Use stream#1 and #2. Don't use stream#0. */ + err = azalia_stream_init(&az->pstream, az, az->nistreams + 0, + 1, AUMODE_PLAY); + if (err) + return(err); + err = azalia_stream_init(&az->rstream, az, 0, 2, AUMODE_RECORD); + if (err) + return(err); + + return(0); } int |