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None of these files are actually using any __init type directives and hence don't need to include <linux/init.h>. Most are just a left over from __devinit and __cpuinit removal, or simply due to code getting copied from one driver to the next. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
202 lines
4.7 KiB
C
202 lines
4.7 KiB
C
/*
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* PCMCIA driver for SL811HS (as found in REX-CFU1U)
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* Filename: sl811_cs.c
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* Author: Yukio Yamamoto
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*
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* Port to sl811-hcd and 2.6.x by
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* Botond Botyanszki <boti@rocketmail.com>
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* Simon Pickering
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*
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* Last update: 2005-05-12
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/ptrace.h>
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#include <linux/slab.h>
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#include <linux/string.h>
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#include <linux/timer.h>
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#include <linux/ioport.h>
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#include <linux/platform_device.h>
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#include <pcmcia/cistpl.h>
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#include <pcmcia/cisreg.h>
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#include <pcmcia/ds.h>
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#include <linux/usb/sl811.h>
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MODULE_AUTHOR("Botond Botyanszki");
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MODULE_DESCRIPTION("REX-CFU1U PCMCIA driver for 2.6");
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MODULE_LICENSE("GPL");
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/*====================================================================*/
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/* MACROS */
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/*====================================================================*/
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#define INFO(args...) printk(KERN_INFO "sl811_cs: " args)
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/*====================================================================*/
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/* VARIABLES */
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/*====================================================================*/
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typedef struct local_info_t {
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struct pcmcia_device *p_dev;
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} local_info_t;
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static void sl811_cs_release(struct pcmcia_device * link);
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/*====================================================================*/
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static void release_platform_dev(struct device * dev)
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{
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dev_dbg(dev, "sl811_cs platform_dev release\n");
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dev->parent = NULL;
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}
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static struct sl811_platform_data platform_data = {
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.potpg = 100,
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.power = 50, /* == 100mA */
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// .reset = ... FIXME: invoke CF reset on the card
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};
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static struct resource resources[] = {
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[0] = {
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.flags = IORESOURCE_IRQ,
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},
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[1] = {
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// .name = "address",
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.flags = IORESOURCE_IO,
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},
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[2] = {
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// .name = "data",
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.flags = IORESOURCE_IO,
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},
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};
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extern struct platform_driver sl811h_driver;
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static struct platform_device platform_dev = {
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.id = -1,
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.dev = {
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.platform_data = &platform_data,
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.release = release_platform_dev,
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},
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.resource = resources,
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.num_resources = ARRAY_SIZE(resources),
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};
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static int sl811_hc_init(struct device *parent, resource_size_t base_addr,
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int irq)
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{
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if (platform_dev.dev.parent)
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return -EBUSY;
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platform_dev.dev.parent = parent;
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/* finish seting up the platform device */
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resources[0].start = irq;
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resources[1].start = base_addr;
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resources[1].end = base_addr;
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resources[2].start = base_addr + 1;
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resources[2].end = base_addr + 1;
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/* The driver core will probe for us. We know sl811-hcd has been
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* initialized already because of the link order dependency created
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* by referencing "sl811h_driver".
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*/
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platform_dev.name = sl811h_driver.driver.name;
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return platform_device_register(&platform_dev);
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}
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/*====================================================================*/
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static void sl811_cs_detach(struct pcmcia_device *link)
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{
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dev_dbg(&link->dev, "sl811_cs_detach\n");
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sl811_cs_release(link);
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/* This points to the parent local_info_t struct */
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kfree(link->priv);
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}
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static void sl811_cs_release(struct pcmcia_device * link)
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{
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dev_dbg(&link->dev, "sl811_cs_release\n");
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pcmcia_disable_device(link);
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platform_device_unregister(&platform_dev);
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}
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static int sl811_cs_config_check(struct pcmcia_device *p_dev, void *priv_data)
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{
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if (p_dev->config_index == 0)
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return -EINVAL;
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return pcmcia_request_io(p_dev);
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}
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static int sl811_cs_config(struct pcmcia_device *link)
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{
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struct device *parent = &link->dev;
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int ret;
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dev_dbg(&link->dev, "sl811_cs_config\n");
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link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_VPP |
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CONF_AUTO_CHECK_VCC | CONF_AUTO_SET_IO;
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if (pcmcia_loop_config(link, sl811_cs_config_check, NULL))
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goto failed;
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/* require an IRQ and two registers */
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if (resource_size(link->resource[0]) < 2)
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goto failed;
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if (!link->irq)
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goto failed;
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ret = pcmcia_enable_device(link);
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if (ret)
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goto failed;
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if (sl811_hc_init(parent, link->resource[0]->start, link->irq)
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< 0) {
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failed:
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printk(KERN_WARNING "sl811_cs_config failed\n");
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sl811_cs_release(link);
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return -ENODEV;
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}
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return 0;
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}
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static int sl811_cs_probe(struct pcmcia_device *link)
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{
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local_info_t *local;
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local = kzalloc(sizeof(local_info_t), GFP_KERNEL);
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if (!local)
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return -ENOMEM;
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local->p_dev = link;
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link->priv = local;
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return sl811_cs_config(link);
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}
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static const struct pcmcia_device_id sl811_ids[] = {
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PCMCIA_DEVICE_MANF_CARD(0xc015, 0x0001), /* RATOC USB HOST CF+ Card */
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PCMCIA_DEVICE_NULL,
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};
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MODULE_DEVICE_TABLE(pcmcia, sl811_ids);
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static struct pcmcia_driver sl811_cs_driver = {
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.owner = THIS_MODULE,
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.name = "sl811_cs",
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.probe = sl811_cs_probe,
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.remove = sl811_cs_detach,
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.id_table = sl811_ids,
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};
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module_pcmcia_driver(sl811_cs_driver);
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