/* * PCMCIA driver for SL811HS (as found in REX-CFU1U) * Filename: sl811_cs.c * Author: Yukio Yamamoto * * Port to sl811-hcd and 2.6.x by * Botond Botyanszki * Simon Pickering * * Last update: 2005-05-12 */ #include #include #include #include #include #include #include #include #include #include #include #include MODULE_AUTHOR("Botond Botyanszki"); MODULE_DESCRIPTION("REX-CFU1U PCMCIA driver for 2.6"); MODULE_LICENSE("GPL"); /*====================================================================*/ /* MACROS */ /*====================================================================*/ #define INFO(args...) printk(KERN_INFO "sl811_cs: " args) /*====================================================================*/ /* VARIABLES */ /*====================================================================*/ typedef struct local_info_t { struct pcmcia_device *p_dev; } local_info_t; static void sl811_cs_release(struct pcmcia_device * link); /*====================================================================*/ static void release_platform_dev(struct device * dev) { dev_dbg(dev, "sl811_cs platform_dev release\n"); dev->parent = NULL; } static struct sl811_platform_data platform_data = { .potpg = 100, .power = 50, /* == 100mA */ // .reset = ... FIXME: invoke CF reset on the card }; static struct resource resources[] = { [0] = { .flags = IORESOURCE_IRQ, }, [1] = { // .name = "address", .flags = IORESOURCE_IO, }, [2] = { // .name = "data", .flags = IORESOURCE_IO, }, }; extern struct platform_driver sl811h_driver; static struct platform_device platform_dev = { .id = -1, .dev = { .platform_data = &platform_data, .release = release_platform_dev, }, .resource = resources, .num_resources = ARRAY_SIZE(resources), }; static int sl811_hc_init(struct device *parent, resource_size_t base_addr, int irq) { if (platform_dev.dev.parent) return -EBUSY; platform_dev.dev.parent = parent; /* finish seting up the platform device */ resources[0].start = irq; resources[1].start = base_addr; resources[1].end = base_addr; resources[2].start = base_addr + 1; resources[2].end = base_addr + 1; /* The driver core will probe for us. We know sl811-hcd has been * initialized already because of the link order dependency created * by referencing "sl811h_driver". */ platform_dev.name = sl811h_driver.driver.name; return platform_device_register(&platform_dev); } /*====================================================================*/ static void sl811_cs_detach(struct pcmcia_device *link) { dev_dbg(&link->dev, "sl811_cs_detach\n"); sl811_cs_release(link); /* This points to the parent local_info_t struct */ kfree(link->priv); } static void sl811_cs_release(struct pcmcia_device * link) { dev_dbg(&link->dev, "sl811_cs_release\n"); pcmcia_disable_device(link); platform_device_unregister(&platform_dev); } static int sl811_cs_config_check(struct pcmcia_device *p_dev, void *priv_data) { if (p_dev->config_index == 0) return -EINVAL; return pcmcia_request_io(p_dev); } static int sl811_cs_config(struct pcmcia_device *link) { struct device *parent = &link->dev; int ret; dev_dbg(&link->dev, "sl811_cs_config\n"); link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_VPP | CONF_AUTO_CHECK_VCC | CONF_AUTO_SET_IO; if (pcmcia_loop_config(link, sl811_cs_config_check, NULL)) goto failed; /* require an IRQ and two registers */ if (resource_size(link->resource[0]) < 2) goto failed; if (!link->irq) goto failed; ret = pcmcia_enable_device(link); if (ret) goto failed; if (sl811_hc_init(parent, link->resource[0]->start, link->irq) < 0) { failed: printk(KERN_WARNING "sl811_cs_config failed\n"); sl811_cs_release(link); return -ENODEV; } return 0; } static int sl811_cs_probe(struct pcmcia_device *link) { local_info_t *local; local = kzalloc(sizeof(local_info_t), GFP_KERNEL); if (!local) return -ENOMEM; local->p_dev = link; link->priv = local; return sl811_cs_config(link); } static const struct pcmcia_device_id sl811_ids[] = { PCMCIA_DEVICE_MANF_CARD(0xc015, 0x0001), /* RATOC USB HOST CF+ Card */ PCMCIA_DEVICE_NULL, }; MODULE_DEVICE_TABLE(pcmcia, sl811_ids); static struct pcmcia_driver sl811_cs_driver = { .owner = THIS_MODULE, .name = "sl811_cs", .probe = sl811_cs_probe, .remove = sl811_cs_detach, .id_table = sl811_ids, }; module_pcmcia_driver(sl811_cs_driver); mit();'>
authorJohannes Berg <johannes.berg@intel.com>2017-02-07 10:40:50 +0100
committerJohannes Berg <johannes.berg@intel.com>2017-02-07 10:40:50 +0100
commitbddb2afcb6c52a545f18fb9bcd4829828ebf4a3a (patch)
tree0021fe481f8acf3694d92d72f3dd1b2a71a20ca3 /sound/soc/codecs/cs42l51-i2c.c
parent228c8c6b1f4376788e9d5ab00d50b10228eb40d3 (diff)
mac80211: add back lost debugfs files
Somehow these files were never present or lost, but the code is there and they seem somewhat useful, so add them back. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'sound/soc/codecs/cs42l51-i2c.c')