#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/moduleparam.h>
+#include <linux/mutex.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
unsigned int codec_not_ready_bits; /* for codec detection */
int spdif_over_aclink; /* passed from the module option */
- struct semaphore open_mutex; /* playback open mutex */
+ struct mutex open_mutex; /* playback open mutex */
};
struct atiixp_modem *chip = snd_pcm_substream_chip(substream);
int err;
- down(&chip->open_mutex);
+ mutex_lock(&chip->open_mutex);
err = snd_atiixp_pcm_open(substream, &chip->dmas[ATI_DMA_PLAYBACK], 0);
- up(&chip->open_mutex);
+ mutex_unlock(&chip->open_mutex);
if (err < 0)
return err;
return 0;
{
struct atiixp_modem *chip = snd_pcm_substream_chip(substream);
int err;
- down(&chip->open_mutex);
+ mutex_lock(&chip->open_mutex);
err = snd_atiixp_pcm_close(substream, &chip->dmas[ATI_DMA_PLAYBACK]);
- up(&chip->open_mutex);
+ mutex_unlock(&chip->open_mutex);
return err;
}
/*
* interrupt handler
*/
-static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id)
{
struct atiixp_modem *chip = dev_id;
unsigned int status;
snd_atiixp_aclink_down(chip);
snd_atiixp_chip_stop(chip);
- pci_set_power_state(pci, PCI_D3hot);
pci_disable_device(pci);
pci_save_state(pci);
+ pci_set_power_state(pci, pci_choose_state(pci, state));
return 0;
}
struct atiixp_modem *chip = card->private_data;
int i;
- pci_restore_state(pci);
- pci_enable_device(pci);
pci_set_power_state(pci, PCI_D0);
+ pci_restore_state(pci);
+ if (pci_enable_device(pci) < 0) {
+ printk(KERN_ERR "atiixp-modem: pci_enable_device failed, "
+ "disabling device\n");
+ snd_card_disconnect(card);
+ return -EIO;
+ }
pci_set_master(pci);
snd_atiixp_aclink_reset(chip);
struct snd_info_entry *entry;
if (! snd_card_proc_new(chip->card, "atiixp-modem", &entry))
- snd_info_set_text_ops(entry, chip, 1024, snd_atiixp_proc_read);
+ snd_info_set_text_ops(entry, chip, snd_atiixp_proc_read);
}
#else
#define snd_atiixp_proc_init(chip)
}
spin_lock_init(&chip->reg_lock);
- init_MUTEX(&chip->open_mutex);
+ mutex_init(&chip->open_mutex);
chip->card = card;
chip->pci = pci;
chip->irq = -1;
return -EIO;
}
- if (request_irq(pci->irq, snd_atiixp_interrupt, SA_INTERRUPT|SA_SHIRQ,
+ if (request_irq(pci->irq, snd_atiixp_interrupt, IRQF_SHARED,
card->shortname, chip)) {
snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
snd_atiixp_free(chip);