[ALSA] wavefront - Use platform_device
Modules: Wavefront drivers Rewrite the probe/remove with platform_device. Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
parent
99a0b7687e
commit
d29b761e61
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@ -23,6 +23,8 @@
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#include <linux/init.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/interrupt.h>
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#include <linux/slab.h>
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#include <linux/slab.h>
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#include <linux/err.h>
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#include <linux/platform_device.h>
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#include <linux/pnp.h>
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#include <linux/pnp.h>
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#include <linux/moduleparam.h>
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#include <linux/moduleparam.h>
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#include <sound/core.h>
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#include <sound/core.h>
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@ -81,7 +83,6 @@ MODULE_PARM_DESC(fm_port, "FM port #.");
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module_param_array(use_cs4232_midi, bool, NULL, 0444);
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module_param_array(use_cs4232_midi, bool, NULL, 0444);
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MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
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MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
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static struct snd_card *snd_wavefront_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
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#ifdef CONFIG_PNP
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#ifdef CONFIG_PNP
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@ -240,7 +241,7 @@ snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *c
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cs4232_mpu_irq[dev] = pnp_irq(pdev, 0);
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cs4232_mpu_irq[dev] = pnp_irq(pdev, 0);
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}
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}
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snd_printk ("CS4232 MPU: port=0x%lx, irq=%i\n",
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snd_printk (KERN_INFO "CS4232 MPU: port=0x%lx, irq=%i\n",
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cs4232_mpu_port[dev],
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cs4232_mpu_port[dev],
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cs4232_mpu_irq[dev]);
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cs4232_mpu_irq[dev]);
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}
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}
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@ -315,7 +316,7 @@ snd_wavefront_new_fx (struct snd_card *card,
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struct snd_hwdep *fx_processor;
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struct snd_hwdep *fx_processor;
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if (snd_wavefront_fx_start (&acard->wavefront)) {
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if (snd_wavefront_fx_start (&acard->wavefront)) {
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snd_printk ("cannot initialize YSS225 FX processor");
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snd_printk (KERN_ERR "cannot initialize YSS225 FX processor");
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return NULL;
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return NULL;
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}
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}
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@ -347,7 +348,7 @@ snd_wavefront_new_midi (struct snd_card *card,
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first = 0;
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first = 0;
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acard->wavefront.midi.base = port;
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acard->wavefront.midi.base = port;
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if (snd_wavefront_midi_start (acard)) {
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if (snd_wavefront_midi_start (acard)) {
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snd_printk ("cannot initialize MIDI interface\n");
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snd_printk (KERN_ERR "cannot initialize MIDI interface\n");
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return NULL;
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return NULL;
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}
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}
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}
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}
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@ -385,42 +386,17 @@ snd_wavefront_free(struct snd_card *card)
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}
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}
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}
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}
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static int __devinit
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static struct snd_card *snd_wavefront_card_new(int dev)
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snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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const struct pnp_card_device_id *pid)
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{
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{
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struct snd_card *card;
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struct snd_card *card;
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snd_wavefront_card_t *acard;
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snd_wavefront_card_t *acard;
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struct snd_cs4231 *chip;
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struct snd_hwdep *wavefront_synth;
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struct snd_rawmidi *ics2115_internal_rmidi = NULL;
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struct snd_rawmidi *ics2115_external_rmidi = NULL;
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struct snd_hwdep *fx_processor;
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int hw_dev = 0, midi_dev = 0, err;
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#ifdef CONFIG_PNP
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card = snd_card_new (index[dev], id[dev], THIS_MODULE,
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if (!isapnp[dev]) {
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#endif
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if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
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snd_printk("specify CS4232 port\n");
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return -EINVAL;
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}
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if (ics2115_port[dev] == SNDRV_AUTO_PORT) {
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snd_printk("specify ICS2115 port\n");
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return -ENODEV;
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}
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#ifdef CONFIG_PNP
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}
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#endif
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card = snd_card_new (index[dev],
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id[dev],
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THIS_MODULE,
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sizeof(snd_wavefront_card_t));
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sizeof(snd_wavefront_card_t));
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if (card == NULL)
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return NULL;
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if (card == NULL) {
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acard = card->private_data;
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return -ENOMEM;
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}
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acard = (snd_wavefront_card_t *)card->private_data;
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acard->wavefront.irq = -1;
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acard->wavefront.irq = -1;
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spin_lock_init(&acard->wavefront.irq_lock);
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spin_lock_init(&acard->wavefront.irq_lock);
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init_waitqueue_head(&acard->wavefront.interrupt_sleeper);
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init_waitqueue_head(&acard->wavefront.interrupt_sleeper);
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@ -428,18 +404,19 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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spin_lock_init(&acard->wavefront.midi.virtual);
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spin_lock_init(&acard->wavefront.midi.virtual);
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card->private_free = snd_wavefront_free;
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card->private_free = snd_wavefront_free;
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#ifdef CONFIG_PNP
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return card;
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if (isapnp[dev]) {
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}
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if (snd_wavefront_pnp (dev, acard, pcard, pid) < 0) {
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if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
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static int __devinit
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snd_printk ("isapnp detection failed\n");
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snd_wavefront_probe (struct snd_card *card, int dev)
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snd_card_free (card);
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{
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return -ENODEV;
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snd_wavefront_card_t *acard = card->private_data;
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}
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struct snd_cs4231 *chip;
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}
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struct snd_hwdep *wavefront_synth;
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snd_card_set_dev(card, &pcard->card->dev);
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struct snd_rawmidi *ics2115_internal_rmidi = NULL;
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}
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struct snd_rawmidi *ics2115_external_rmidi = NULL;
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#endif /* CONFIG_PNP */
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struct snd_hwdep *fx_processor;
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int hw_dev = 0, midi_dev = 0, err;
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/* --------- PCM --------------- */
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/* --------- PCM --------------- */
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@ -450,19 +427,15 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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dma1[dev],
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dma1[dev],
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dma2[dev],
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dma2[dev],
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CS4231_HW_DETECT, 0, &chip)) < 0) {
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CS4231_HW_DETECT, 0, &chip)) < 0) {
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snd_card_free(card);
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snd_printk (KERN_ERR "can't allocate CS4231 device\n");
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snd_printk ("can't allocate CS4231 device\n");
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return err;
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return err;
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}
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}
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if ((err = snd_cs4231_pcm (chip, 0, NULL)) < 0) {
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if ((err = snd_cs4231_pcm (chip, 0, NULL)) < 0)
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snd_card_free(card);
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return err;
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return err;
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}
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if ((err = snd_cs4231_timer (chip, 0, NULL)) < 0) {
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if ((err = snd_cs4231_timer (chip, 0, NULL)) < 0)
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snd_card_free(card);
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return err;
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return err;
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}
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/* ---------- OPL3 synth --------- */
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/* ---------- OPL3 synth --------- */
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@ -474,28 +447,26 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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fm_port[dev] + 2,
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fm_port[dev] + 2,
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OPL3_HW_OPL3_CS,
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OPL3_HW_OPL3_CS,
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0, &opl3)) < 0) {
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0, &opl3)) < 0) {
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snd_printk ("can't allocate or detect OPL3 synth\n");
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snd_printk (KERN_ERR "can't allocate or detect OPL3 synth\n");
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snd_card_free(card);
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return err;
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return err;
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}
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}
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if ((err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL)) < 0) {
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if ((err = snd_opl3_hwdep_new(opl3, hw_dev, 1, NULL)) < 0)
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snd_card_free(card);
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return err;
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return err;
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}
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hw_dev++;
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hw_dev++;
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}
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}
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/* ------- ICS2115 Wavetable synth ------- */
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/* ------- ICS2115 Wavetable synth ------- */
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if ((acard->wavefront.res_base = request_region(ics2115_port[dev], 16, "ICS2115")) == NULL) {
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if ((acard->wavefront.res_base = request_region(ics2115_port[dev], 16,
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snd_printk("unable to grab ICS2115 i/o region 0x%lx-0x%lx\n", ics2115_port[dev], ics2115_port[dev] + 16 - 1);
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"ICS2115")) == NULL) {
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snd_card_free(card);
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snd_printk(KERN_ERR "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n",
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ics2115_port[dev], ics2115_port[dev] + 16 - 1);
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return -EBUSY;
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return -EBUSY;
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}
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}
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if (request_irq(ics2115_irq[dev], snd_wavefront_ics2115_interrupt, SA_INTERRUPT, "ICS2115", (void *)acard)) {
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if (request_irq(ics2115_irq[dev], snd_wavefront_ics2115_interrupt,
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snd_printk("unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);
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SA_INTERRUPT, "ICS2115", acard)) {
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snd_card_free(card);
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snd_printk(KERN_ERR "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);
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return -EBUSY;
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return -EBUSY;
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}
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}
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@ -503,8 +474,7 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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acard->wavefront.base = ics2115_port[dev];
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acard->wavefront.base = ics2115_port[dev];
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if ((wavefront_synth = snd_wavefront_new_synth (card, hw_dev, acard)) == NULL) {
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if ((wavefront_synth = snd_wavefront_new_synth (card, hw_dev, acard)) == NULL) {
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snd_printk ("can't create WaveFront synth device\n");
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snd_printk (KERN_ERR "can't create WaveFront synth device\n");
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snd_card_free(card);
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return -ENOMEM;
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return -ENOMEM;
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}
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}
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@ -515,8 +485,7 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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/* --------- Mixer ------------ */
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/* --------- Mixer ------------ */
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if ((err = snd_cs4231_mixer(chip)) < 0) {
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if ((err = snd_cs4231_mixer(chip)) < 0) {
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snd_printk ("can't allocate mixer device\n");
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snd_printk (KERN_ERR "can't allocate mixer device\n");
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snd_card_free(card);
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return err;
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return err;
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}
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}
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@ -528,8 +497,7 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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cs4232_mpu_irq[dev],
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cs4232_mpu_irq[dev],
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SA_INTERRUPT,
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SA_INTERRUPT,
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NULL)) < 0) {
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NULL)) < 0) {
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snd_printk ("can't allocate CS4232 MPU-401 device\n");
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snd_printk (KERN_ERR "can't allocate CS4232 MPU-401 device\n");
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snd_card_free(card);
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return err;
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return err;
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}
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}
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midi_dev++;
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midi_dev++;
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@ -545,8 +513,7 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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ics2115_port[dev],
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ics2115_port[dev],
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internal_mpu);
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internal_mpu);
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if (ics2115_internal_rmidi == NULL) {
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if (ics2115_internal_rmidi == NULL) {
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snd_printk ("can't setup ICS2115 internal MIDI device\n");
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snd_printk (KERN_ERR "can't setup ICS2115 internal MIDI device\n");
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snd_card_free(card);
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return -ENOMEM;
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return -ENOMEM;
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}
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}
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midi_dev++;
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midi_dev++;
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@ -562,8 +529,7 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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ics2115_port[dev],
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ics2115_port[dev],
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external_mpu);
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external_mpu);
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if (ics2115_external_rmidi == NULL) {
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if (ics2115_external_rmidi == NULL) {
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snd_printk ("can't setup ICS2115 external MIDI device\n");
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snd_printk (KERN_ERR "can't setup ICS2115 external MIDI device\n");
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snd_card_free(card);
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return -ENOMEM;
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return -ENOMEM;
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}
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}
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midi_dev++;
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midi_dev++;
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@ -577,8 +543,7 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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acard,
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acard,
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ics2115_port[dev]);
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ics2115_port[dev]);
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if (fx_processor == NULL) {
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if (fx_processor == NULL) {
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snd_printk ("can't setup FX device\n");
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snd_printk (KERN_ERR "can't setup FX device\n");
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snd_card_free(card);
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return -ENOMEM;
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return -ENOMEM;
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}
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}
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@ -619,49 +584,97 @@ snd_wavefront_probe (int dev, struct pnp_card_link *pcard,
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ics2115_port[dev],
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ics2115_port[dev],
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ics2115_irq[dev]);
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ics2115_irq[dev]);
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if ((err = snd_card_set_generic_dev(card)) < 0) {
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return snd_card_register(card);
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}
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static int __init snd_wavefront_nonpnp_probe(struct platform_device *pdev)
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{
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int dev = pdev->id;
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struct snd_card *card;
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int err;
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if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
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snd_printk("specify CS4232 port\n");
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return -EINVAL;
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}
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if (ics2115_port[dev] == SNDRV_AUTO_PORT) {
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snd_printk("specify ICS2115 port\n");
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return -ENODEV;
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}
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card = snd_wavefront_card_new(dev);
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if (! card)
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return -ENOMEM;
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snd_card_set_dev(card, &pdev->dev);
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if ((err = snd_wavefront_probe(card, dev)) < 0) {
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snd_card_free(card);
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snd_card_free(card);
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return err;
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return err;
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}
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}
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if ((err = snd_card_register(card)) < 0) {
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platform_set_drvdata(pdev, card);
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snd_card_free(card);
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return err;
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}
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if (pcard)
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pnp_set_card_drvdata(pcard, card);
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else
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snd_wavefront_legacy[dev] = card;
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return 0;
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return 0;
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}
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}
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static int __devexit snd_wavefront_nonpnp_remove(struct platform_device *devptr)
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{
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snd_card_free(platform_get_drvdata(devptr));
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platform_set_drvdata(devptr, NULL);
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return 0;
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}
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#define WAVEFRONT_DRIVER "snd_wavefront"
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static struct platform_driver snd_wavefront_driver = {
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.probe = snd_wavefront_nonpnp_probe,
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.remove = __devexit_p(snd_wavefront_nonpnp_remove),
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/* FIXME: suspend, resume */
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.driver = {
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.name = WAVEFRONT_DRIVER
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},
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};
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#ifdef CONFIG_PNP
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#ifdef CONFIG_PNP
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static int __devinit snd_wavefront_pnp_detect(struct pnp_card_link *card,
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static int __devinit snd_wavefront_pnp_detect(struct pnp_card_link *pcard,
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const struct pnp_card_device_id *id)
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const struct pnp_card_device_id *pid)
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{
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{
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static int dev;
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static int dev;
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int res;
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struct snd_card *card;
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int res;
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for ( ; dev < SNDRV_CARDS; dev++) {
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for ( ; dev < SNDRV_CARDS; dev++) {
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if (!enable[dev] || !isapnp[dev])
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if (enable[dev] && isapnp[dev])
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continue;
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break;
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res = snd_wavefront_probe(dev, card, id);
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}
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if (res < 0)
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if (dev >= SNDRV_CARDS)
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return res;
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return -ENODEV;
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dev++;
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return 0;
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}
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return -ENODEV;
|
card = snd_wavefront_card_new(dev);
|
||||||
|
if (! card)
|
||||||
|
return -ENOMEM;
|
||||||
|
|
||||||
|
if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) {
|
||||||
|
if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
|
||||||
|
snd_printk (KERN_ERR "isapnp detection failed\n");
|
||||||
|
snd_card_free (card);
|
||||||
|
return -ENODEV;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
snd_card_set_dev(card, &pcard->card->dev);
|
||||||
|
|
||||||
|
if ((res = snd_wavefront_probe(card, dev)) < 0)
|
||||||
|
return res;
|
||||||
|
|
||||||
|
pnp_set_card_drvdata(pcard, card);
|
||||||
|
dev++;
|
||||||
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static void __devexit snd_wavefront_pnp_remove(struct pnp_card_link * pcard)
|
static void __devexit snd_wavefront_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);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct pnp_card_driver wavefront_pnpc_driver = {
|
static struct pnp_card_driver wavefront_pnpc_driver = {
|
||||||
|
@ -670,31 +683,40 @@ static struct pnp_card_driver wavefront_pnpc_driver = {
|
||||||
.id_table = snd_wavefront_pnpids,
|
.id_table = snd_wavefront_pnpids,
|
||||||
.probe = snd_wavefront_pnp_detect,
|
.probe = snd_wavefront_pnp_detect,
|
||||||
.remove = __devexit_p(snd_wavefront_pnp_remove),
|
.remove = __devexit_p(snd_wavefront_pnp_remove),
|
||||||
|
/* FIXME: suspend,resume */
|
||||||
};
|
};
|
||||||
|
|
||||||
#endif /* CONFIG_PNP */
|
#endif /* CONFIG_PNP */
|
||||||
|
|
||||||
static int __init alsa_card_wavefront_init(void)
|
static int __init alsa_card_wavefront_init(void)
|
||||||
{
|
{
|
||||||
int cards = 0;
|
int i, err, cards = 0;
|
||||||
int dev;
|
|
||||||
for (dev = 0; dev < SNDRV_CARDS; dev++) {
|
if ((err = platform_driver_register(&snd_wavefront_driver)) < 0)
|
||||||
if (!enable[dev])
|
return err;
|
||||||
continue;
|
|
||||||
|
for (i = 0; i < SNDRV_CARDS && enable[i]; i++) {
|
||||||
|
struct platform_device *device;
|
||||||
#ifdef CONFIG_PNP
|
#ifdef CONFIG_PNP
|
||||||
if (isapnp[dev])
|
if (isapnp[i])
|
||||||
continue;
|
continue;
|
||||||
#endif
|
#endif
|
||||||
if (snd_wavefront_probe(dev, NULL, NULL) >= 0)
|
device = platform_device_register_simple(WAVEFRONT_DRIVER,
|
||||||
cards++;
|
i, NULL, 0);
|
||||||
|
if (IS_ERR(device)) {
|
||||||
|
platform_driver_unregister(&snd_wavefront_driver);
|
||||||
|
return PTR_ERR(device);
|
||||||
|
}
|
||||||
|
cards++;
|
||||||
}
|
}
|
||||||
#ifdef CONFIG_PNP
|
|
||||||
cards += pnp_register_card_driver(&wavefront_pnpc_driver);
|
i = pnp_register_card_driver(&wavefront_pnpc_driver);
|
||||||
#endif
|
if (i > 0)
|
||||||
|
cards += i;
|
||||||
|
|
||||||
if (!cards) {
|
if (!cards) {
|
||||||
#ifdef CONFIG_PNP
|
|
||||||
pnp_unregister_card_driver(&wavefront_pnpc_driver);
|
pnp_unregister_card_driver(&wavefront_pnpc_driver);
|
||||||
#endif
|
platform_driver_unregister(&snd_wavefront_driver);
|
||||||
#ifdef MODULE
|
#ifdef MODULE
|
||||||
printk (KERN_ERR "No WaveFront cards found or devices busy\n");
|
printk (KERN_ERR "No WaveFront cards found or devices busy\n");
|
||||||
#endif
|
#endif
|
||||||
|
@ -705,13 +727,8 @@ static int __init alsa_card_wavefront_init(void)
|
||||||
|
|
||||||
static void __exit alsa_card_wavefront_exit(void)
|
static void __exit alsa_card_wavefront_exit(void)
|
||||||
{
|
{
|
||||||
int idx;
|
|
||||||
|
|
||||||
#ifdef CONFIG_PNP
|
|
||||||
pnp_unregister_card_driver(&wavefront_pnpc_driver);
|
pnp_unregister_card_driver(&wavefront_pnpc_driver);
|
||||||
#endif
|
platform_driver_unregister(&snd_wavefront_driver);
|
||||||
for (idx = 0; idx < SNDRV_CARDS; idx++)
|
|
||||||
snd_card_free(snd_wavefront_legacy[idx]);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
module_init(alsa_card_wavefront_init)
|
module_init(alsa_card_wavefront_init)
|
||||||
|
|
Loading…
Reference in New Issue