diff options
Diffstat (limited to 'sound/isa/sb/sb16.c')
| -rw-r--r-- | sound/isa/sb/sb16.c | 327 |
1 files changed, 204 insertions, 123 deletions
diff --git a/sound/isa/sb/sb16.c b/sound/isa/sb/sb16.c index 96e40133343..05816c5d829 100644 --- a/sound/isa/sb/sb16.c +++ b/sound/isa/sb/sb16.c @@ -24,6 +24,8 @@ #include <linux/init.h> #include <linux/slab.h> #include <linux/pnp.h> +#include <linux/err.h> +#include <linux/platform_device.h> #include <linux/moduleparam.h> #include <sound/core.h> #include <sound/sb.h> @@ -32,7 +34,6 @@ #include <sound/opl3.h> #include <sound/emu8000.h> #include <sound/seq_device.h> -#define SNDRV_LEGACY_AUTO_PROBE #define SNDRV_LEGACY_FIND_FREE_IRQ #define SNDRV_LEGACY_FIND_FREE_DMA #include <sound/initval.h> @@ -129,6 +130,7 @@ MODULE_PARM_DESC(seq_ports, "Number of sequencer ports for WaveTable synth."); struct snd_card_sb16 { struct resource *fm_res; /* used to block FM i/o region for legacy cards */ + struct snd_sb *chip; #ifdef CONFIG_PNP int dev_no; struct pnp_dev *dev; @@ -138,8 +140,6 @@ struct snd_card_sb16 { #endif }; -static struct snd_card *snd_sb16_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; - #ifdef CONFIG_PNP static struct pnp_card_device_id snd_sb16_pnpids[] = { @@ -341,7 +341,7 @@ __wt_error: static void snd_sb16_free(struct snd_card *card) { - struct snd_card_sb16 *acard = (struct snd_card_sb16 *)card->private_data; + struct snd_card_sb16 *acard = card->private_data; if (acard == NULL) return; @@ -354,17 +354,21 @@ static void snd_sb16_free(struct snd_card *card) #define is_isapnp_selected(dev) 0 #endif -static int __init snd_sb16_probe(int dev, - struct pnp_card_link *pcard, - const struct pnp_card_device_id *pid) +static struct snd_card *snd_sb16_card_new(int dev) +{ + struct snd_card *card = snd_card_new(index[dev], id[dev], THIS_MODULE, + sizeof(struct snd_card_sb16)); + if (card == NULL) + return NULL; + card->private_free = snd_sb16_free; + return card; +} + +static int __init snd_sb16_probe(struct snd_card *card, int dev) { - static int possible_irqs[] = {5, 9, 10, 7, -1}; - static int possible_dmas8[] = {1, 3, 0, -1}; - static int possible_dmas16[] = {5, 6, 7, -1}; int xirq, xdma8, xdma16; struct snd_sb *chip; - struct snd_card *card; - struct snd_card_sb16 *acard; + struct snd_card_sb16 *acard = card->private_data; struct snd_opl3 *opl3; struct snd_hwdep *synth = NULL; #ifdef CONFIG_SND_SB16_CSP @@ -373,54 +377,9 @@ static int __init snd_sb16_probe(int dev, unsigned long flags; int err; - card = snd_card_new(index[dev], id[dev], THIS_MODULE, - sizeof(struct snd_card_sb16)); - if (card == NULL) - return -ENOMEM; - acard = (struct snd_card_sb16 *) card->private_data; - card->private_free = snd_sb16_free; -#ifdef CONFIG_PNP - if (isapnp[dev]) { - if ((err = snd_card_sb16_pnp(dev, acard, pcard, pid))) - goto _err; - snd_card_set_dev(card, &pcard->card->dev); - } -#endif - xirq = irq[dev]; xdma8 = dma8[dev]; xdma16 = dma16[dev]; - if (! is_isapnp_selected(dev)) { - if (xirq == SNDRV_AUTO_IRQ) { - if ((xirq = snd_legacy_find_free_irq(possible_irqs)) < 0) { - snd_printk(KERN_ERR PFX "unable to find a free IRQ\n"); - err = -EBUSY; - goto _err; - } - } - if (xdma8 == SNDRV_AUTO_DMA) { - if ((xdma8 = snd_legacy_find_free_dma(possible_dmas8)) < 0) { - snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n"); - err = -EBUSY; - goto _err; - } - } - if (xdma16 == SNDRV_AUTO_DMA) { - if ((xdma16 = snd_legacy_find_free_dma(possible_dmas16)) < 0) { - snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n"); - err = -EBUSY; - goto _err; - } - } - /* non-PnP FM port address is hardwired with base port address */ - fm_port[dev] = port[dev]; - /* block the 0x388 port to avoid PnP conflicts */ - acard->fm_res = request_region(0x388, 4, "SoundBlaster FM"); -#ifdef SNDRV_SBAWE_EMU8000 - /* non-PnP AWE port address is hardwired with base port address */ - awe_port[dev] = port[dev] + 0x400; -#endif - } if ((err = snd_sbdsp_create(card, port[dev], @@ -430,19 +389,19 @@ static int __init snd_sb16_probe(int dev, xdma16, SB_HW_AUTO, &chip)) < 0) - goto _err; + return err; + acard->chip = chip; if (chip->hardware != SB_HW_16) { snd_printk(KERN_ERR PFX "SB 16 chip was not detected at 0x%lx\n", port[dev]); - err = -ENODEV; - goto _err; + return -ENODEV; } chip->mpu_port = mpu_port[dev]; if (! is_isapnp_selected(dev) && (err = snd_sb16dsp_configure(chip)) < 0) - goto _err; + return err; - if ((err = snd_sb16dsp_pcm(chip, 0, NULL)) < 0) - goto _err; + if ((err = snd_sb16dsp_pcm(chip, 0, &chip->pcm)) < 0) + return err; strcpy(card->driver, #ifdef SNDRV_SBAWE_EMU8000 @@ -464,7 +423,7 @@ static int __init snd_sb16_probe(int dev, if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_SB, chip->mpu_port, 0, xirq, 0, &chip->rmidi)) < 0) - goto _err; + return err; chip->rmidi_callback = snd_mpu401_uart_interrupt; } @@ -487,12 +446,12 @@ static int __init snd_sb16_probe(int dev, int seqdev = 1; #endif if ((err = snd_opl3_hwdep_new(opl3, 0, seqdev, &synth)) < 0) - goto _err; + return err; } } if ((err = snd_sbmixer_new(chip)) < 0) - goto _err; + return err; #ifdef CONFIG_SND_SB16_CSP /* CSP chip on SB16ASP/AWE32 */ @@ -512,7 +471,7 @@ static int __init snd_sb16_probe(int dev, seq_ports[dev], NULL)) < 0) { snd_printk(KERN_ERR PFX "fatal error - EMU-8000 synthesizer not detected at 0x%lx\n", awe_port[dev]); - goto _err; + return err; } } #endif @@ -524,56 +483,168 @@ static int __init snd_sb16_probe(int dev, (mic_agc[dev] ? 0x00 : 0x01)); spin_unlock_irqrestore(&chip->mixer_lock, flags); - if ((err = snd_card_set_generic_dev(card)) < 0) - goto _err; - if ((err = snd_card_register(card)) < 0) - goto _err; + return err; - if (pcard) - pnp_set_card_drvdata(pcard, card); - else - snd_sb16_legacy[dev] = card; return 0; +} + +#ifdef CONFIG_PM +static int snd_sb16_suspend(struct snd_card *card, pm_message_t state) +{ + struct snd_card_sb16 *acard = card->private_data; + struct snd_sb *chip = acard->chip; - _err: - snd_card_free(card); - return err; + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); + snd_pcm_suspend_all(chip->pcm); + snd_sbmixer_suspend(chip); + return 0; } -static int __init snd_sb16_probe_legacy_port(unsigned long xport) +static int snd_sb16_resume(struct snd_card *card) { - static int dev; - int res; + struct snd_card_sb16 *acard = card->private_data; + struct snd_sb *chip = acard->chip; - for ( ; dev < SNDRV_CARDS; dev++) { - if (!enable[dev] || port[dev] != SNDRV_AUTO_PORT) - continue; - if (is_isapnp_selected(dev)) - continue; - port[dev] = xport; - res = snd_sb16_probe(dev, NULL, NULL); - if (res < 0) - port[dev] = SNDRV_AUTO_PORT; - return res; + snd_sbdsp_reset(chip); + snd_sbmixer_resume(chip); + snd_power_change_state(card, SNDRV_CTL_POWER_D0); + return 0; +} +#endif + +static int __init snd_sb16_nonpnp_probe1(int dev, struct platform_device *devptr) +{ + struct snd_card_sb16 *acard; + struct snd_card *card; + int err; + + card = snd_sb16_card_new(dev); + if (! card) + return -ENOMEM; + + acard = card->private_data; + /* non-PnP FM port address is hardwired with base port address */ + fm_port[dev] = port[dev]; + /* block the 0x388 port to avoid PnP conflicts */ + acard->fm_res = request_region(0x388, 4, "SoundBlaster FM"); +#ifdef SNDRV_SBAWE_EMU8000 + /* non-PnP AWE port address is hardwired with base port address */ + awe_port[dev] = port[dev] + 0x400; +#endif + + snd_card_set_dev(card, &devptr->dev); + if ((err = snd_sb16_probe(card, dev)) < 0) { + snd_card_free(card); + return err; } - return -ENODEV; + platform_set_drvdata(devptr, card); + return 0; } + +static int __init snd_sb16_nonpnp_probe(struct platform_device *pdev) +{ + int dev = pdev->id; + int err; + static int possible_irqs[] = {5, 9, 10, 7, -1}; + static int possible_dmas8[] = {1, 3, 0, -1}; + static int possible_dmas16[] = {5, 6, 7, -1}; + + if (irq[dev] == SNDRV_AUTO_IRQ) { + if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) { + snd_printk(KERN_ERR PFX "unable to find a free IRQ\n"); + return -EBUSY; + } + } + if (dma8[dev] == SNDRV_AUTO_DMA) { + if ((dma8[dev] = snd_legacy_find_free_dma(possible_dmas8)) < 0) { + snd_printk(KERN_ERR PFX "unable to find a free 8-bit DMA\n"); + return -EBUSY; + } + } + if (dma16[dev] == SNDRV_AUTO_DMA) { + if ((dma16[dev] = snd_legacy_find_free_dma(possible_dmas16)) < 0) { + snd_printk(KERN_ERR PFX "unable to find a free 16-bit DMA\n"); + return -EBUSY; + } + } + + if (port[dev] != SNDRV_AUTO_PORT) + return snd_sb16_nonpnp_probe1(dev, pdev); + else { + static int possible_ports[] = {0x220, 0x240, 0x260, 0x280}; + int i; + for (i = 0; i < ARRAY_SIZE(possible_ports); i++) { + port[dev] = possible_ports[i]; + err = snd_sb16_nonpnp_probe1(dev, pdev); + if (! err) + return 0; + } + return err; + } +} + +static int __devexit snd_sb16_nonpnp_remove(struct platform_device *devptr) +{ + snd_card_free(platform_get_drvdata(devptr)); + platform_set_drvdata(devptr, NULL); + return 0; +} + +#ifdef CONFIG_PM +static int snd_sb16_nonpnp_suspend(struct platform_device *dev, pm_message_t state) +{ + return snd_sb16_suspend(platform_get_drvdata(dev), state); +} + +static int snd_sb16_nonpnp_resume(struct platform_device *dev) +{ + return snd_sb16_resume(platform_get_drvdata(dev)); +} +#endif + +#ifdef SNDRV_SBAWE +#define SND_SB16_DRIVER "snd_sbawe" +#else +#define SND_SB16_DRIVER "snd_sb16" +#endif + +static struct platform_driver snd_sb16_nonpnp_driver = { + .probe = snd_sb16_nonpnp_probe, + .remove = __devexit_p(snd_sb16_nonpnp_remove), +#ifdef CONFIG_PM + .suspend = snd_sb16_nonpnp_suspend, + .resume = snd_sb16_nonpnp_resume, +#endif + .driver = { + .name = SND_SB16_DRIVER + }, +}; + + #ifdef CONFIG_PNP -static int __devinit snd_sb16_pnp_detect(struct pnp_card_link *card, - const struct pnp_card_device_id *id) +static int __devinit snd_sb16_pnp_detect(struct pnp_card_link *pcard, + const struct pnp_card_device_id *pid) { static int dev; + struct snd_card *card; int res; for ( ; dev < SNDRV_CARDS; dev++) { if (!enable[dev] || !isapnp[dev]) continue; - res = snd_sb16_probe(dev, card, id); - if (res < 0) + card = snd_sb16_card_new(dev); + if (! card) + return -ENOMEM; + snd_card_set_dev(card, &pcard->card->dev); + if ((res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid)) < 0 || + (res = snd_sb16_probe(card, dev)) < 0) { + snd_card_free(card); return res; + } + pnp_set_card_drvdata(pcard, card); dev++; return 0; } @@ -583,50 +654,63 @@ static int __devinit snd_sb16_pnp_detect(struct pnp_card_link *card, static void __devexit snd_sb16_pnp_remove(struct pnp_card_link * pcard) { - struct snd_card *card = (struct snd_card *) pnp_get_card_drvdata(pcard); + snd_card_free(pnp_get_card_drvdata(pcard)); + pnp_set_card_drvdata(pcard, NULL); +} - snd_card_disconnect(card); - snd_card_free_in_thread(card); +#ifdef CONFIG_PM +static int snd_sb16_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state) +{ + return snd_sb16_suspend(pnp_get_card_drvdata(pcard), state); } +static int snd_sb16_pnp_resume(struct pnp_card_link *pcard) +{ + return snd_sb16_resume(pnp_get_card_drvdata(pcard)); +} +#endif static struct pnp_card_driver sb16_pnpc_driver = { .flags = PNP_DRIVER_RES_DISABLE, +#ifdef SNDRV_SBAWE + .name = "sbawe", +#else .name = "sb16", +#endif .id_table = snd_sb16_pnpids, .probe = snd_sb16_pnp_detect, .remove = __devexit_p(snd_sb16_pnp_remove), +#ifdef CONFIG_PM + .suspend = snd_sb16_pnp_suspend, + .resume = snd_sb16_pnp_resume, +#endif }; #endif /* CONFIG_PNP */ static int __init alsa_card_sb16_init(void) { - int dev, cards = 0, i; - static unsigned long possible_ports[] = {0x220, 0x240, 0x260, 0x280, -1}; + int i, err, cards = 0; - /* legacy non-auto cards at first */ - for (dev = 0; dev < SNDRV_CARDS; dev++) { - if (!enable[dev] || port[dev] == SNDRV_AUTO_PORT) - continue; - if (is_isapnp_selected(dev)) - continue; - if (!snd_sb16_probe(dev, NULL, NULL)) { - cards++; + if ((err = platform_driver_register(&snd_sb16_nonpnp_driver)) < 0) + return err; + + for (i = 0; i < SNDRV_CARDS && enable[i]; i++) { + struct platform_device *device; + if (is_isapnp_selected(i)) continue; + device = platform_device_register_simple(SND_SB16_DRIVER, + i, NULL, 0); + if (IS_ERR(device)) { + err = PTR_ERR(device); + platform_driver_unregister(&snd_sb16_nonpnp_driver); + return err; } -#ifdef MODULE - snd_printk(KERN_ERR "Sound Blaster 16+ soundcard #%i not found at 0x%lx or device busy\n", dev, port[dev]); -#endif + cards++; } - /* legacy auto configured cards */ - i = snd_legacy_auto_probe(possible_ports, snd_sb16_probe_legacy_port); - if (i > 0) - cards += i; - #ifdef CONFIG_PNP /* PnP cards at last */ i = pnp_register_card_driver(&sb16_pnpc_driver); - if (i >0) + if (i > 0) cards += i; #endif @@ -634,6 +718,7 @@ static int __init alsa_card_sb16_init(void) #ifdef CONFIG_PNP pnp_unregister_card_driver(&sb16_pnpc_driver); #endif + platform_driver_unregister(&snd_sb16_nonpnp_driver); #ifdef MODULE snd_printk(KERN_ERR "Sound Blaster 16 soundcard not found or device busy\n"); #ifdef SNDRV_SBAWE_EMU8000 @@ -649,14 +734,10 @@ static int __init alsa_card_sb16_init(void) static void __exit alsa_card_sb16_exit(void) { - int dev; - #ifdef CONFIG_PNP - /* PnP cards first */ pnp_unregister_card_driver(&sb16_pnpc_driver); #endif - for (dev = 0; dev < SNDRV_CARDS; dev++) - snd_card_free(snd_sb16_legacy[dev]); + platform_driver_unregister(&snd_sb16_nonpnp_driver); } module_init(alsa_card_sb16_init) |