diff options
Diffstat (limited to 'sound/pcmcia/vx/vxpocket.c')
| -rw-r--r-- | sound/pcmcia/vx/vxpocket.c | 427 |
1 files changed, 373 insertions, 54 deletions
diff --git a/sound/pcmcia/vx/vxpocket.c b/sound/pcmcia/vx/vxpocket.c index 62d6fa1..3a82161 100644 --- a/sound/pcmcia/vx/vxpocket.c +++ b/sound/pcmcia/vx/vxpocket.c @@ -24,21 +24,17 @@ #include <linux/moduleparam.h> #include <sound/core.h> #include "vxpocket.h" +#include <pcmcia/ciscode.h> +#include <pcmcia/cisreg.h> #include <sound/initval.h> /* */ -#ifdef COMPILE_VXP440 -#define CARD_NAME "VXPocket440" -#else -#define CARD_NAME "VXPocket" -#endif - MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>"); -MODULE_DESCRIPTION("Digigram " CARD_NAME); +MODULE_DESCRIPTION("Digigram VXPocket"); MODULE_LICENSE("GPL"); -MODULE_SUPPORTED_DEVICE("{{Digigram," CARD_NAME "}}"); +MODULE_SUPPORTED_DEVICE("{{Digigram,VXPocket},{Digigram,VXPocket440}}"); static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ @@ -46,82 +42,405 @@ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */ static int ibl[SNDRV_CARDS]; module_param_array(index, int, NULL, 0444); -MODULE_PARM_DESC(index, "Index value for " CARD_NAME " soundcard."); +MODULE_PARM_DESC(index, "Index value for VXPocket soundcard."); module_param_array(id, charp, NULL, 0444); -MODULE_PARM_DESC(id, "ID string for " CARD_NAME " soundcard."); +MODULE_PARM_DESC(id, "ID string for VXPocket soundcard."); module_param_array(enable, bool, NULL, 0444); -MODULE_PARM_DESC(enable, "Enable " CARD_NAME " soundcard."); +MODULE_PARM_DESC(enable, "Enable VXPocket soundcard."); module_param_array(ibl, int, NULL, 0444); -MODULE_PARM_DESC(ibl, "Capture IBL size for " CARD_NAME " soundcard."); +MODULE_PARM_DESC(ibl, "Capture IBL size for VXPocket soundcard."); /* */ -#ifdef COMPILE_VXP440 +static unsigned int card_alloc; +static dev_link_t *dev_list; /* Linked list of devices */ +static dev_info_t dev_info = "snd-vxpocket"; -/* 1 DSP, 1 sync UER, 1 sync World Clock (NIY) */ -/* SMPTE (NIY) */ -/* 2 stereo analog input (line/micro) */ -/* 2 stereo analog output */ -/* Only output levels can be modified */ -/* UER, but only for the first two inputs and outputs. */ -#define NUM_CODECS 2 -#define CARD_TYPE VX_TYPE_VXP440 -#define DEV_INFO "snd-vxp440" +static int vxpocket_event(event_t event, int priority, event_callback_args_t *args); -#else -/* 1 DSP, 1 sync UER */ -/* 1 programmable clock (NIY) */ -/* 1 stereo analog input (line/micro) */ -/* 1 stereo analog output */ -/* Only output levels can be modified */ +/* + */ +static void vxpocket_release(dev_link_t *link) +{ + if (link->state & DEV_CONFIG) { + /* release cs resources */ + pcmcia_release_configuration(link->handle); + pcmcia_release_io(link->handle, &link->io); + pcmcia_release_irq(link->handle, &link->irq); + link->state &= ~DEV_CONFIG; + } + if (link->handle) { + /* Break the link with Card Services */ + pcmcia_deregister_client(link->handle); + link->handle = NULL; + } +} -#define NUM_CODECS 1 -#define CARD_TYPE VX_TYPE_VXPOCKET -#define DEV_INFO "snd-vxpocket" +/* + * destructor, called from snd_card_free_in_thread() + */ +static int snd_vxpocket_dev_free(snd_device_t *device) +{ + vx_core_t *chip = device->device_data; -#endif + snd_vx_free_firmware(chip); + kfree(chip); + return 0; +} -static dev_info_t dev_info = DEV_INFO; -static struct snd_vx_hardware vxp_hw = { - .name = CARD_NAME, - .type = CARD_TYPE, +/* + * Hardware information + */ + +/* VX-pocket V2 + * + * 1 DSP, 1 sync UER + * 1 programmable clock (NIY) + * 1 stereo analog input (line/micro) + * 1 stereo analog output + * Only output levels can be modified + */ + +static struct snd_vx_hardware vxpocket_hw = { + .name = "VXPocket", + .type = VX_TYPE_VXPOCKET, /* hardware specs */ - .num_codecs = NUM_CODECS, - .num_ins = NUM_CODECS, - .num_outs = NUM_CODECS, + .num_codecs = 1, + .num_ins = 1, + .num_outs = 1, .output_level_max = VX_ANALOG_OUT_LEVEL_MAX, }; -static struct snd_vxp_entry hw_entry = { - .dev_info = &dev_info, +/* VX-pocket 440 + * + * 1 DSP, 1 sync UER, 1 sync World Clock (NIY) + * SMPTE (NIY) + * 2 stereo analog input (line/micro) + * 2 stereo analog output + * Only output levels can be modified + * UER, but only for the first two inputs and outputs. + */ - /* module parameters */ - .index_table = index, - .id_table = id, - .enable_table = enable, - .ibl = ibl, +static struct snd_vx_hardware vxp440_hw = { + .name = "VXPocket440", + .type = VX_TYPE_VXP440, + + /* hardware specs */ + .num_codecs = 2, + .num_ins = 2, + .num_outs = 2, + .output_level_max = VX_ANALOG_OUT_LEVEL_MAX, +}; + + +/* + * create vxpocket instance + */ +static struct snd_vxpocket *snd_vxpocket_new(snd_card_t *card, int ibl) +{ + client_reg_t client_reg; /* Register with cardmgr */ + dev_link_t *link; /* Info for cardmgr */ + vx_core_t *chip; + struct snd_vxpocket *vxp; + int ret; + static snd_device_ops_t ops = { + .dev_free = snd_vxpocket_dev_free, + }; + + chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops, + sizeof(struct snd_vxpocket) - sizeof(vx_core_t)); + if (! chip) + return NULL; + + if (snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops) < 0) { + kfree(chip); + return NULL; + } + chip->ibl.size = ibl; + + vxp = (struct snd_vxpocket *)chip; + + link = &vxp->link; + link->priv = chip; + + link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + link->io.NumPorts1 = 16; + + link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; + + link->irq.IRQInfo1 = IRQ_LEVEL_ID; + link->irq.Handler = &snd_vx_irq_handler; + link->irq.Instance = chip; + + link->conf.Attributes = CONF_ENABLE_IRQ; + link->conf.Vcc = 50; + link->conf.IntType = INT_MEMORY_AND_IO; + link->conf.ConfigIndex = 1; + link->conf.Present = PRESENT_OPTION; + + /* Register with Card Services */ + memset(&client_reg, 0, sizeof(client_reg)); + client_reg.dev_info = &dev_info; + client_reg.EventMask = + CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL +#ifdef CONFIG_PM + | CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET + | CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME +#endif + ; + client_reg.event_handler = &vxpocket_event; + 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); + return NULL; + } + + return vxp; +} + + +/** + * snd_vxpocket_assign_resources - initialize the hardware and card instance. + * @port: i/o port for the card + * @irq: irq number for the card + * + * this function assigns the specified port and irq, boot the card, + * create pcm and control instances, and initialize the rest hardware. + * + * returns 0 if successful, or a negative error code. + */ +static int snd_vxpocket_assign_resources(vx_core_t *chip, int port, int irq) +{ + int err; + snd_card_t *card = chip->card; + struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; + + snd_printdd(KERN_DEBUG "vxpocket assign resources: port = 0x%x, irq = %d\n", port, irq); + vxp->port = port; + + sprintf(card->shortname, "Digigram %s", card->driver); + sprintf(card->longname, "%s at 0x%x, irq %i", + card->shortname, port, irq); + + chip->irq = irq; + + if ((err = snd_vx_setup_firmware(chip)) < 0) + return err; + + return 0; +} + + +/* + * configuration callback + */ + +#define CS_CHECK(fn, ret) \ +do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) + +static void vxpocket_config(dev_link_t *link) +{ + client_handle_t handle = link->handle; + vx_core_t *chip = link->priv; + struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; + tuple_t tuple; + cisparse_t *parse; + u_short buf[32]; + int last_fn, last_ret; + + snd_printdd(KERN_DEBUG "vxpocket_config called\n"); + parse = kmalloc(sizeof(*parse), GFP_KERNEL); + if (! parse) { + snd_printk(KERN_ERR "vx: cannot allocate\n"); + return; + } + tuple.Attributes = 0; + tuple.TupleData = (cisdata_t *)buf; + tuple.TupleDataMax = sizeof(buf); + tuple.TupleOffset = 0; + tuple.DesiredTuple = CISTPL_CONFIG; + CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); + CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); + CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, parse)); + link->conf.ConfigBase = parse->config.base; + link->conf.Present = parse->config.rmask[0]; + + /* redefine hardware record according to the VERSION1 string */ + tuple.DesiredTuple = CISTPL_VERS_1; + CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); + CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); + CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, parse)); + if (! strcmp(parse->version_1.str + parse->version_1.ofs[1], "VX-POCKET")) { + snd_printdd("VX-pocket is detected\n"); + } else { + snd_printdd("VX-pocket 440 is detected\n"); + /* overwrite the hardware information */ + chip->hw = &vxp440_hw; + chip->type = vxp440_hw.type; + strcpy(chip->card->driver, vxp440_hw.name); + } + + /* Configure card */ + link->state |= DEV_CONFIG; + + CS_CHECK(RequestIO, pcmcia_request_io(handle, &link->io)); + CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq)); + CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link->handle, &link->conf)); + + chip->dev = &handle_to_dev(link->handle); + + if (snd_vxpocket_assign_resources(chip, link->io.BasePort1, link->irq.AssignedIRQ) < 0) + goto failed; + + link->dev = &vxp->node; + link->state &= ~DEV_CONFIG_PENDING; + kfree(parse); + return; + +cs_failed: + cs_error(link->handle, last_fn, last_ret); +failed: + pcmcia_release_configuration(link->handle); + pcmcia_release_io(link->handle, &link->io); + pcmcia_release_irq(link->handle, &link->irq); + link->state &= ~DEV_CONFIG; + kfree(parse); +} + + +/* + * event callback + */ +static int vxpocket_event(event_t event, int priority, event_callback_args_t *args) +{ + dev_link_t *link = args->client_data; + vx_core_t *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 |= VX_STAT_IS_STALE; + break; + case CS_EVENT_CARD_INSERTION: + snd_printdd(KERN_DEBUG "CARD_INSERTION..\n"); + link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; + vxpocket_config(link); + break; +#ifdef CONFIG_PM + case CS_EVENT_PM_SUSPEND: + snd_printdd(KERN_DEBUG "SUSPEND\n"); + link->state |= DEV_SUSPEND; + if (chip && chip->card->pm_suspend) { + snd_printdd(KERN_DEBUG "snd_vx_suspend calling\n"); + chip->card->pm_suspend(chip->card, 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)) { + //struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; + snd_printdd(KERN_DEBUG "requestconfig...\n"); + pcmcia_request_configuration(link->handle, &link->conf); + if (chip && chip->card->pm_resume) { + snd_printdd(KERN_DEBUG "calling snd_vx_resume\n"); + chip->card->pm_resume(chip->card); + } + } + snd_printdd(KERN_DEBUG "resume done!\n"); + break; +#endif + } + return 0; +} - /* h/w config */ - .hardware = &vxp_hw, - .ops = &snd_vxpocket_ops, -}; /* */ static dev_link_t *vxp_attach(void) { - return snd_vxpocket_attach(&hw_entry); + snd_card_t *card; + struct snd_vxpocket *vxp; + int i; + + /* find an empty slot from the card list */ + for (i = 0; i < SNDRV_CARDS; i++) { + if (! card_alloc & (1 << i)) + break; + } + if (i >= SNDRV_CARDS) { + snd_printk(KERN_ERR "vxpocket: too many cards found\n"); + return NULL; + } + if (! enable[i]) + return NULL; /* 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 "vxpocket: cannot create a card instance\n"); + return NULL; + } + + vxp = snd_vxpocket_new(card, ibl[i]); + if (! vxp) { + snd_card_free(card); + return NULL; + } + + vxp->index = index[i]; + card_alloc |= 1 << i; + + /* Chain drivers */ + vxp->link.next = dev_list; + dev_list = &vxp->link; + + return &vxp->link; } static void vxp_detach(dev_link_t *link) { - snd_vxpocket_detach(&hw_entry, link); + struct snd_vxpocket *vxp; + vx_core_t *chip; + dev_link_t **linkp; + + if (! link) + return; + + vxp = link->priv; + chip = (vx_core_t *)vxp; + card_alloc &= ~(1 << vxp->index); + + /* Remove the interface data from the linked list */ + for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) + if (*linkp == link) { + *linkp = link->next; + break; + } + + chip->chip_status |= VX_STAT_IS_STALE; /* to be sure */ + snd_card_disconnect(chip->card); + vxpocket_release(link); + snd_card_free_in_thread(chip->card); } /* @@ -137,7 +456,7 @@ MODULE_DEVICE_TABLE(pcmcia, vxp_ids); static struct pcmcia_driver vxp_cs_driver = { .owner = THIS_MODULE, .drv = { - .name = DEV_INFO, + .name = "snd-vxpocket", }, .attach = vxp_attach, .detach = vxp_detach, @@ -152,7 +471,7 @@ static int __init init_vxpocket(void) static void __exit exit_vxpocket(void) { pcmcia_unregister_driver(&vxp_cs_driver); - BUG_ON(hw_entry.dev_list != NULL); + BUG_ON(dev_list != NULL); } module_init(init_vxpocket); |
