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Diffstat (limited to 'sound/pcmcia/pdaudiocf')
-rw-r--r--sound/pcmcia/pdaudiocf/pdaudiocf.c154
1 files changed, 60 insertions, 94 deletions
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c
index a7cd2d4df75..77caf43a310 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c
@@ -52,16 +52,13 @@ MODULE_PARM_DESC(enable, "Enable " CARD_NAME " soundcard.");
/*
*/
-static dev_info_t dev_info = "snd-pdaudiocf";
static struct snd_card *card_list[SNDRV_CARDS];
-static dev_link_t *dev_list;
/*
* prototypes
*/
static void pdacf_config(dev_link_t *link);
-static int pdacf_event(event_t event, int priority, event_callback_args_t *args);
-static void snd_pdacf_detach(dev_link_t *link);
+static void snd_pdacf_detach(struct pcmcia_device *p_dev);
static void pdacf_release(dev_link_t *link)
{
@@ -83,10 +80,6 @@ static int snd_pdacf_free(struct snd_pdacf *pdacf)
pdacf_release(link);
- /* Break the link with Card Services */
- if (link->handle)
- pcmcia_deregister_client(link->handle);
-
card_list[pdacf->index] = NULL;
pdacf->card = NULL;
@@ -103,11 +96,10 @@ static int snd_pdacf_dev_free(struct snd_device *device)
/*
* snd_pdacf_attach - attach callback for cs
*/
-static dev_link_t *snd_pdacf_attach(void)
+static int snd_pdacf_attach(struct pcmcia_device *p_dev)
{
- client_reg_t client_reg; /* Register with cardmgr */
- dev_link_t *link; /* Info for cardmgr */
- int i, ret;
+ int i;
+ dev_link_t *link; /* Info for cardmgr */
struct snd_pdacf *pdacf;
struct snd_card *card;
static struct snd_device_ops ops = {
@@ -122,26 +114,26 @@ static dev_link_t *snd_pdacf_attach(void)
}
if (i >= SNDRV_CARDS) {
snd_printk(KERN_ERR "pdacf: too many cards found\n");
- return NULL;
+ return -EINVAL;
}
if (! enable[i])
- return NULL; /* disabled explicitly */
+ return -ENODEV; /* disabled explicitly */
/* ok, create a card instance */
card = snd_card_new(index[i], id[i], THIS_MODULE, 0);
if (card == NULL) {
snd_printk(KERN_ERR "pdacf: cannot create a card instance\n");
- return NULL;
+ return -ENOMEM;
}
pdacf = snd_pdacf_create(card);
if (! pdacf)
- return NULL;
+ return -EIO;
if (snd_device_new(card, SNDRV_DEV_LOWLEVEL, pdacf, &ops) < 0) {
kfree(pdacf);
snd_card_free(card);
- return NULL;
+ return -ENODEV;
}
pdacf->index = i;
@@ -165,22 +157,12 @@ static dev_link_t *snd_pdacf_attach(void)
link->conf.Present = PRESENT_OPTION;
/* Chain drivers */
- link->next = dev_list;
- dev_list = link;
-
- /* Register with Card Services */
- client_reg.dev_info = &dev_info;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
-
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret != CS_SUCCESS) {
- cs_error(link->handle, RegisterClient, ret);
- snd_pdacf_detach(link);
- return NULL;
- }
+ link->next = NULL;
- return link;
+ link->handle = p_dev;
+ pdacf_config(link);
+
+ return 0;
}
@@ -227,21 +209,13 @@ static int snd_pdacf_assign_resources(struct snd_pdacf *pdacf, int port, int irq
/*
* snd_pdacf_detach - detach callback for cs
*/
-static void snd_pdacf_detach(dev_link_t *link)
+static void snd_pdacf_detach(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
struct snd_pdacf *chip = link->priv;
snd_printdd(KERN_DEBUG "pdacf_detach called\n");
- /* Remove the interface data from the linked list */
- {
- dev_link_t **linkp;
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link)
- break;
- if (*linkp)
- *linkp = link->next;
- }
+
if (chip->chip_status & PDAUDIOCF_STAT_IS_CONFIGURED)
snd_pdacf_powerdown(chip);
chip->chip_status |= PDAUDIOCF_STAT_IS_STALE; /* to be sure */
@@ -310,62 +284,51 @@ failed:
pcmcia_release_irq(link->handle, &link->irq);
}
-/*
- * event callback
- */
-static int pdacf_event(event_t event, int priority, event_callback_args_t *args)
+#ifdef CONFIG_PM
+
+static int pdacf_suspend(struct pcmcia_device *dev)
{
- dev_link_t *link = args->client_data;
+ dev_link_t *link = dev_to_instance(dev);
struct snd_pdacf *chip = link->priv;
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- snd_printdd(KERN_DEBUG "CARD_REMOVAL..\n");
- link->state &= ~DEV_PRESENT;
- if (link->state & DEV_CONFIG) {
- chip->chip_status |= PDAUDIOCF_STAT_IS_STALE;
- }
- break;
- case CS_EVENT_CARD_INSERTION:
- snd_printdd(KERN_DEBUG "CARD_INSERTION..\n");
- link->state |= DEV_PRESENT;
- pdacf_config(link);
- break;
-#ifdef CONFIG_PM
- case CS_EVENT_PM_SUSPEND:
- snd_printdd(KERN_DEBUG "SUSPEND\n");
- link->state |= DEV_SUSPEND;
+ snd_printdd(KERN_DEBUG "SUSPEND\n");
+ link->state |= DEV_SUSPEND;
+ if (chip) {
+ snd_printdd(KERN_DEBUG "snd_pdacf_suspend calling\n");
+ snd_pdacf_suspend(chip, PMSG_SUSPEND);
+ }
+
+ snd_printdd(KERN_DEBUG "RESET_PHYSICAL\n");
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
+}
+
+static int pdacf_resume(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+ struct snd_pdacf *chip = link->priv;
+
+ snd_printdd(KERN_DEBUG "RESUME\n");
+ link->state &= ~DEV_SUSPEND;
+
+ snd_printdd(KERN_DEBUG "CARD_RESET\n");
+ if (DEV_OK(link)) {
+ snd_printdd(KERN_DEBUG "requestconfig...\n");
+ pcmcia_request_configuration(link->handle, &link->conf);
if (chip) {
- snd_printdd(KERN_DEBUG "snd_pdacf_suspend calling\n");
- snd_pdacf_suspend(chip, PMSG_SUSPEND);
- }
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- snd_printdd(KERN_DEBUG "RESET_PHYSICAL\n");
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
- break;
- case CS_EVENT_PM_RESUME:
- snd_printdd(KERN_DEBUG "RESUME\n");
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- snd_printdd(KERN_DEBUG "CARD_RESET\n");
- if (DEV_OK(link)) {
- snd_printdd(KERN_DEBUG "requestconfig...\n");
- pcmcia_request_configuration(link->handle, &link->conf);
- if (chip) {
- snd_printdd(KERN_DEBUG "calling snd_pdacf_resume\n");
- snd_pdacf_resume(chip);
- }
+ snd_printdd(KERN_DEBUG "calling snd_pdacf_resume\n");
+ snd_pdacf_resume(chip);
}
- snd_printdd(KERN_DEBUG "resume done!\n");
- break;
-#endif
}
+ snd_printdd(KERN_DEBUG "resume done!\n");
+
return 0;
}
+#endif
+
/*
* Module entry points
*/
@@ -380,10 +343,14 @@ static struct pcmcia_driver pdacf_cs_driver = {
.drv = {
.name = "snd-pdaudiocf",
},
- .attach = snd_pdacf_attach,
- .event = pdacf_event,
- .detach = snd_pdacf_detach,
+ .probe = snd_pdacf_attach,
+ .remove = snd_pdacf_detach,
.id_table = snd_pdacf_ids,
+#ifdef CONFIG_PM
+ .suspend = pdacf_suspend,
+ .resume = pdacf_resume,
+#endif
+
};
static int __init init_pdacf(void)
@@ -394,7 +361,6 @@ static int __init init_pdacf(void)
static void __exit exit_pdacf(void)
{
pcmcia_unregister_driver(&pdacf_cs_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_pdacf);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 04:37:27 +0000