*/
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/workqueue.h>
#define IN_CARD_SERVICES
-#include <pcmcia/version.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#define ds_dbg(lvl, fmt, arg...) do { } while (0)
#endif
-static const char *release = "Linux Kernel Card Services";
-
-/** pcmcia_get_card_services_info
- *
- * Return information about this version of Card Services
- */
-static int pcmcia_get_card_services_info(servinfo_t *info)
+static struct pcmcia_device *get_pcmcia_device(struct pcmcia_socket *s,
+ unsigned int function)
{
- unsigned int socket_count = 0;
- struct list_head *tmp;
- info->Signature[0] = 'C';
- info->Signature[1] = 'S';
- down_read(&pcmcia_socket_list_rwsem);
- list_for_each(tmp, &pcmcia_socket_list)
- socket_count++;
- up_read(&pcmcia_socket_list_rwsem);
- info->Count = socket_count;
- info->Revision = CS_RELEASE_CODE;
- info->CSLevel = 0x0210;
- info->VendorString = (char *)release;
- return CS_SUCCESS;
-} /* get_card_services_info */
+ struct pcmcia_device *p_dev = NULL;
+ unsigned long flags;
+ spin_lock_irqsave(&pcmcia_dev_list_lock, flags);
+ list_for_each_entry(p_dev, &s->devices_list, socket_device_list) {
+ if (p_dev->func == function) {
+ spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ return pcmcia_get_dev(p_dev);
+ }
+ }
+ spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ return NULL;
+}
/* backwards-compatible accessing of driver --- by name! */
-static struct pcmcia_driver * get_pcmcia_driver (dev_info_t *dev_info)
+static struct pcmcia_driver *get_pcmcia_driver(dev_info_t *dev_info)
{
struct device_driver *drv;
struct pcmcia_driver *p_drv;
* by userspace before, we need to
* return the "instance". */
spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
- bind_info->instance = p_dev->instance;
+ bind_info->instance = p_dev;
ret = -EBUSY;
goto err_put_module;
} else {
/*
* Prevent this racing with a card insertion.
*/
- down(&s->skt_sem);
+ mutex_lock(&s->skt_mutex);
bus_rescan_devices(&pcmcia_bus_type);
- up(&s->skt_sem);
+ mutex_unlock(&s->skt_mutex);
/* check whether the driver indeed matched. I don't care if this
* is racy or not, because it can only happen on cardmgr access
{
dev_node_t *node;
struct pcmcia_device *p_dev;
+ struct pcmcia_driver *p_drv;
unsigned long flags;
int ret = 0;
found:
spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
- if ((!p_dev->instance) ||
- (p_dev->instance->state & DEV_CONFIG_PENDING)) {
+ p_drv = to_pcmcia_drv(p_dev->dev.driver);
+ if (p_drv && !p_dev->_locked) {
ret = -EAGAIN;
goto err_put;
}
if (first)
- node = p_dev->instance->dev;
+ node = p_dev->dev_node;
else
- for (node = p_dev->instance->dev; node; node = node->next)
+ for (node = p_dev->dev_node; node; node = node->next)
if (node == bind_info->next)
break;
if (!node) {
socket_t i = iminor(inode);
struct pcmcia_socket *s;
user_info_t *user;
+ static int warning_printed = 0;
ds_dbg(0, "ds_open(socket %d)\n", i);
s->user = user;
file->private_data = user;
+ if (!warning_printed) {
+ printk(KERN_INFO "pcmcia: Detected deprecated PCMCIA ioctl "
+ "usage.\n");
+ printk(KERN_INFO "pcmcia: This interface will soon be removed from "
+ "the kernel; please expect breakage unless you upgrade "
+ "to new tools.\n");
+ printk(KERN_INFO "pcmcia: see http://www.kernel.org/pub/linux/"
+ "utils/kernel/pcmcia/pcmcia.html for details.\n");
+ warning_printed = 1;
+ }
+
if (s->pcmcia_state.present)
queue_event(user, CS_EVENT_CARD_INSERTION);
return 0;
case DS_ADJUST_RESOURCE_INFO:
ret = pcmcia_adjust_resource_info(&buf->adjust);
break;
- case DS_GET_CARD_SERVICES_INFO:
- ret = pcmcia_get_card_services_info(&buf->servinfo);
- break;
case DS_GET_CONFIGURATION_INFO:
if (buf->config.Function &&
(buf->config.Function >= s->functions))
ret = CS_BAD_ARGS;
- else
- ret = pccard_get_configuration_info(s,
- buf->config.Function, &buf->config);
+ else {
+ struct pcmcia_device *p_dev = get_pcmcia_device(s, buf->config.Function);
+ ret = pccard_get_configuration_info(s, p_dev, &buf->config);
+ pcmcia_put_dev(p_dev);
+ }
break;
case DS_GET_FIRST_TUPLE:
- down(&s->skt_sem);
+ mutex_lock(&s->skt_mutex);
pcmcia_validate_mem(s);
- up(&s->skt_sem);
+ mutex_unlock(&s->skt_mutex);
ret = pccard_get_first_tuple(s, BIND_FN_ALL, &buf->tuple);
break;
case DS_GET_NEXT_TUPLE:
ret = pccard_reset_card(s);
break;
case DS_GET_STATUS:
- if (buf->status.Function &&
- (buf->status.Function >= s->functions))
- ret = CS_BAD_ARGS;
- else
- ret = pccard_get_status(s, buf->status.Function, &buf->status);
- break;
+ if (buf->status.Function &&
+ (buf->status.Function >= s->functions))
+ ret = CS_BAD_ARGS;
+ else {
+ struct pcmcia_device *p_dev = get_pcmcia_device(s, buf->status.Function);
+ ret = pccard_get_status(s, p_dev, &buf->status);
+ pcmcia_put_dev(p_dev);
+ }
+ break;
case DS_VALIDATE_CIS:
- down(&s->skt_sem);
+ mutex_lock(&s->skt_mutex);
pcmcia_validate_mem(s);
- up(&s->skt_sem);
+ mutex_unlock(&s->skt_mutex);
ret = pccard_validate_cis(s, BIND_FN_ALL, &buf->cisinfo);
break;
case DS_SUSPEND_CARD:
err = -EPERM;
goto free_out;
}
- if (buf->conf_reg.Function &&
- (buf->conf_reg.Function >= s->functions))
- ret = CS_BAD_ARGS;
- else
- ret = pccard_access_configuration_register(s,
- buf->conf_reg.Function, &buf->conf_reg);
+
+ ret = CS_BAD_ARGS;
+
+ if (!(buf->conf_reg.Function &&
+ (buf->conf_reg.Function >= s->functions))) {
+ struct pcmcia_device *p_dev = get_pcmcia_device(s, buf->conf_reg.Function);
+ if (p_dev)
+ ret = pcmcia_access_configuration_register(p_dev, &buf->conf_reg);
+ pcmcia_put_dev(p_dev);
+ }
break;
case DS_GET_FIRST_REGION:
case DS_GET_NEXT_REGION: