From efe3cd105f2a19e72ce9280bb22c7c80752e4314 Mon Sep 17 00:00:00 2001 From: Dominik Brodowski Date: Fri, 6 Jan 2006 00:27:16 +0100 Subject: [PATCH] pcmcia: fix sound drivers Update the PCMCIA sound drivers to handle the recent changes to the PCMCIA core. A part of this merge was done by Takashi Iwai . Signed-off-by: Dominik Brodowski --- sound/pcmcia/pdaudiocf/pdaudiocf.c | 154 +++++++++++++++---------------------- 1 file changed, 60 insertions(+), 94 deletions(-) (limited to 'sound/pcmcia/pdaudiocf') 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); -- cgit v1.2.3