*/
-#include <linux/config.h>
+#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/init.h>
-#include <linux/kernel.h>
#include <linux/major.h>
-#include <linux/string.h>
#include <linux/errno.h>
-#include <linux/slab.h>
-#include <linux/mm.h>
-#include <linux/fcntl.h>
-#include <linux/sched.h>
-#include <linux/smp_lock.h>
-#include <linux/timer.h>
#include <linux/ioctl.h>
#include <linux/proc_fs.h>
#include <linux/poll.h>
#include <linux/pci.h>
-#include <linux/list.h>
-#include <linux/delay.h>
-#include <linux/kref.h>
+#include <linux/slab.h>
+#include <linux/seq_file.h>
+#include <linux/smp_lock.h>
#include <linux/workqueue.h>
-#include <linux/crc32.h>
-
-#include <asm/atomic.h>
-#define IN_CARD_SERVICES
-#include <pcmcia/version.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
-#include <pcmcia/bulkmem.h>
#include <pcmcia/cistpl.h>
+#include <pcmcia/cisreg.h>
#include <pcmcia/ds.h>
#include <pcmcia/ss.h>
#include "cs_internal.h"
-#include "ds_internal.h"
static int major_dev = -1;
int event_head, event_tail;
event_t event[MAX_EVENTS];
struct user_info_t *next;
- struct pcmcia_bus_socket *socket;
+ struct pcmcia_socket *socket;
} user_info_t;
-#ifdef DEBUG
-extern int ds_pc_debug;
-#define cs_socket_name(skt) ((skt)->dev.class_id)
-
-#define ds_dbg(lvl, fmt, arg...) do { \
- if (ds_pc_debug >= lvl) \
- printk(KERN_DEBUG "ds: " fmt , ## arg); \
-} while (0)
-#else
-#define ds_dbg(lvl, fmt, arg...) do { } while (0)
-#endif
-
-
-static struct pcmcia_bus_socket * get_socket_info_by_nr(unsigned int nr)
+static struct pcmcia_device *get_pcmcia_device(struct pcmcia_socket *s,
+ unsigned int function)
{
- struct pcmcia_socket * s = pcmcia_get_socket_by_nr(nr);
- if (s && s->pcmcia)
- return s->pcmcia;
- else
- return NULL;
+ struct pcmcia_device *p_dev = NULL;
+
+ mutex_lock(&s->ops_mutex);
+ list_for_each_entry(p_dev, &s->devices_list, socket_device_list) {
+ if (p_dev->func == function) {
+ mutex_unlock(&s->ops_mutex);
+ return pcmcia_get_dev(p_dev);
+ }
+ }
+ mutex_unlock(&s->ops_mutex);
+ 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;
p_drv = container_of(drv, struct pcmcia_driver, drv);
- return (p_drv);
+ return p_drv;
}
#ifdef CONFIG_PROC_FS
-static struct proc_dir_entry *proc_pccard = NULL;
+static struct proc_dir_entry *proc_pccard;
-static int proc_read_drivers_callback(struct device_driver *driver, void *d)
+static int proc_read_drivers_callback(struct device_driver *driver, void *_m)
{
- char **p = d;
+ struct seq_file *m = _m;
struct pcmcia_driver *p_drv = container_of(driver,
struct pcmcia_driver, drv);
- *p += sprintf(*p, "%-24.24s 1 %d\n", p_drv->drv.name,
+ seq_printf(m, "%-24.24s 1 %d\n", p_drv->drv.name,
#ifdef CONFIG_MODULE_UNLOAD
(p_drv->owner) ? module_refcount(p_drv->owner) : 1
#else
1
#endif
);
- d = (void *) p;
+ return 0;
+}
+
+static int pccard_drivers_proc_show(struct seq_file *m, void *v)
+{
+ return bus_for_each_drv(&pcmcia_bus_type, NULL,
+ m, proc_read_drivers_callback);
+}
+
+static int pccard_drivers_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, pccard_drivers_proc_show, NULL);
+}
+
+static const struct file_operations pccard_drivers_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = pccard_drivers_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+#endif
+
+
+#ifdef CONFIG_PCMCIA_PROBE
+
+static int adjust_irq(struct pcmcia_socket *s, adjust_t *adj)
+{
+ int irq;
+ u32 mask;
+
+ irq = adj->resource.irq.IRQ;
+ if ((irq < 0) || (irq > 15))
+ return -EINVAL;
+ if (adj->Action != REMOVE_MANAGED_RESOURCE)
+ return 0;
+
+ mask = 1 << irq;
+
+ if (!(s->irq_mask & mask))
+ return 0;
+
+ s->irq_mask &= ~mask;
+
+ return 0;
+}
+
+#else
+
+static inline int adjust_irq(struct pcmcia_socket *s, adjust_t *adj)
+{
return 0;
}
-static int proc_read_drivers(char *buf, char **start, off_t pos,
- int count, int *eof, void *data)
+#endif
+
+static int pcmcia_adjust_resource_info(adjust_t *adj)
{
- char *p = buf;
+ struct pcmcia_socket *s;
+ int ret = -ENOSYS;
+
+ down_read(&pcmcia_socket_list_rwsem);
+ list_for_each_entry(s, &pcmcia_socket_list, socket_list) {
+
+ if (adj->Resource == RES_IRQ)
+ ret = adjust_irq(s, adj);
- bus_for_each_drv(&pcmcia_bus_type, NULL,
- (void *) &p, proc_read_drivers_callback);
+ else if (s->resource_ops->add_io) {
+ unsigned long begin, end;
- return (p - buf);
+ /* you can't use the old interface if the new
+ * one was used before */
+ mutex_lock(&s->ops_mutex);
+ if ((s->resource_setup_new) &&
+ !(s->resource_setup_old)) {
+ mutex_unlock(&s->ops_mutex);
+ continue;
+ } else if (!(s->resource_setup_old))
+ s->resource_setup_old = 1;
+
+ switch (adj->Resource) {
+ case RES_MEMORY_RANGE:
+ begin = adj->resource.memory.Base;
+ end = adj->resource.memory.Base + adj->resource.memory.Size - 1;
+ if (s->resource_ops->add_mem)
+ ret = s->resource_ops->add_mem(s, adj->Action, begin, end);
+ case RES_IO_RANGE:
+ begin = adj->resource.io.BasePort;
+ end = adj->resource.io.BasePort + adj->resource.io.NumPorts - 1;
+ if (s->resource_ops->add_io)
+ ret = s->resource_ops->add_io(s, adj->Action, begin, end);
+ }
+ if (!ret) {
+ /* as there's no way we know this is the
+ * last call to adjust_resource_info, we
+ * always need to assume this is the latest
+ * one... */
+ s->resource_setup_done = 1;
+ }
+ mutex_unlock(&s->ops_mutex);
+ }
+ }
+ up_read(&pcmcia_socket_list_rwsem);
+
+ return ret;
}
+
+
+/** pcmcia_get_window
+ */
+static int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *wh_out,
+ window_handle_t wh, win_req_t *req)
+{
+ pccard_mem_map *win;
+ window_handle_t w;
+
+ wh--;
+ if (!s || !(s->state & SOCKET_PRESENT))
+ return -ENODEV;
+ if (wh >= MAX_WIN)
+ return -EINVAL;
+ for (w = wh; w < MAX_WIN; w++)
+ if (s->state & SOCKET_WIN_REQ(w))
+ break;
+ if (w == MAX_WIN)
+ return -EINVAL;
+ win = &s->win[w];
+ req->Base = win->res->start;
+ req->Size = win->res->end - win->res->start + 1;
+ req->AccessSpeed = win->speed;
+ req->Attributes = 0;
+ if (win->flags & MAP_ATTRIB)
+ req->Attributes |= WIN_MEMORY_TYPE_AM;
+ if (win->flags & MAP_ACTIVE)
+ req->Attributes |= WIN_ENABLE;
+ if (win->flags & MAP_16BIT)
+ req->Attributes |= WIN_DATA_WIDTH_16;
+ if (win->flags & MAP_USE_WAIT)
+ req->Attributes |= WIN_USE_WAIT;
+
+ *wh_out = w + 1;
+ return 0;
+} /* pcmcia_get_window */
+
+
+/** pcmcia_get_mem_page
+ *
+ * Change the card address of an already open memory window.
+ */
+static int pcmcia_get_mem_page(struct pcmcia_socket *skt, window_handle_t wh,
+ memreq_t *req)
+{
+ wh--;
+ if (wh >= MAX_WIN)
+ return -EINVAL;
+
+ req->Page = 0;
+ req->CardOffset = skt->win[wh].card_start;
+ return 0;
+} /* pcmcia_get_mem_page */
+
+
+/** pccard_get_status
+ *
+ * Get the current socket state bits. We don't support the latched
+ * SocketState yet: I haven't seen any point for it.
+ */
+
+static int pccard_get_status(struct pcmcia_socket *s,
+ struct pcmcia_device *p_dev,
+ cs_status_t *status)
+{
+ config_t *c;
+ int val;
+
+ s->ops->get_status(s, &val);
+ status->CardState = status->SocketState = 0;
+ status->CardState |= (val & SS_DETECT) ? CS_EVENT_CARD_DETECT : 0;
+ status->CardState |= (val & SS_CARDBUS) ? CS_EVENT_CB_DETECT : 0;
+ status->CardState |= (val & SS_3VCARD) ? CS_EVENT_3VCARD : 0;
+ status->CardState |= (val & SS_XVCARD) ? CS_EVENT_XVCARD : 0;
+ if (s->state & SOCKET_SUSPEND)
+ status->CardState |= CS_EVENT_PM_SUSPEND;
+ if (!(s->state & SOCKET_PRESENT))
+ return -ENODEV;
+
+ c = (p_dev) ? p_dev->function_config : NULL;
+
+ if ((c != NULL) && (c->state & CONFIG_LOCKED) &&
+ (c->IntType & (INT_MEMORY_AND_IO | INT_ZOOMED_VIDEO))) {
+ u_char reg;
+ if (c->CardValues & PRESENT_PIN_REPLACE) {
+ pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_PRR)>>1, 1, ®);
+ status->CardState |=
+ (reg & PRR_WP_STATUS) ? CS_EVENT_WRITE_PROTECT : 0;
+ status->CardState |=
+ (reg & PRR_READY_STATUS) ? CS_EVENT_READY_CHANGE : 0;
+ status->CardState |=
+ (reg & PRR_BVD2_STATUS) ? CS_EVENT_BATTERY_LOW : 0;
+ status->CardState |=
+ (reg & PRR_BVD1_STATUS) ? CS_EVENT_BATTERY_DEAD : 0;
+ } else {
+ /* No PRR? Then assume we're always ready */
+ status->CardState |= CS_EVENT_READY_CHANGE;
+ }
+ if (c->CardValues & PRESENT_EXT_STATUS) {
+ pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_ESR)>>1, 1, ®);
+ status->CardState |=
+ (reg & ESR_REQ_ATTN) ? CS_EVENT_REQUEST_ATTENTION : 0;
+ }
+ return 0;
+ }
+ status->CardState |=
+ (val & SS_WRPROT) ? CS_EVENT_WRITE_PROTECT : 0;
+ status->CardState |=
+ (val & SS_BATDEAD) ? CS_EVENT_BATTERY_DEAD : 0;
+ status->CardState |=
+ (val & SS_BATWARN) ? CS_EVENT_BATTERY_LOW : 0;
+ status->CardState |=
+ (val & SS_READY) ? CS_EVENT_READY_CHANGE : 0;
+ return 0;
+} /* pccard_get_status */
+
+static int pccard_get_configuration_info(struct pcmcia_socket *s,
+ struct pcmcia_device *p_dev,
+ config_info_t *config)
+{
+ config_t *c;
+
+ if (!(s->state & SOCKET_PRESENT))
+ return -ENODEV;
+
+
+#ifdef CONFIG_CARDBUS
+ if (s->state & SOCKET_CARDBUS) {
+ memset(config, 0, sizeof(config_info_t));
+ config->Vcc = s->socket.Vcc;
+ config->Vpp1 = config->Vpp2 = s->socket.Vpp;
+ config->Option = s->cb_dev->subordinate->number;
+ if (s->state & SOCKET_CARDBUS_CONFIG) {
+ config->Attributes = CONF_VALID_CLIENT;
+ config->IntType = INT_CARDBUS;
+ config->AssignedIRQ = s->irq.AssignedIRQ;
+ if (config->AssignedIRQ)
+ config->Attributes |= CONF_ENABLE_IRQ;
+ if (s->io[0].res) {
+ config->BasePort1 = s->io[0].res->start;
+ config->NumPorts1 = s->io[0].res->end -
+ config->BasePort1 + 1;
+ }
+ }
+ return 0;
+ }
#endif
+ if (p_dev) {
+ c = p_dev->function_config;
+ config->Function = p_dev->func;
+ } else {
+ c = NULL;
+ config->Function = 0;
+ }
+
+ if ((c == NULL) || !(c->state & CONFIG_LOCKED)) {
+ config->Attributes = 0;
+ config->Vcc = s->socket.Vcc;
+ config->Vpp1 = config->Vpp2 = s->socket.Vpp;
+ return 0;
+ }
+
+ config->Attributes = c->Attributes | CONF_VALID_CLIENT;
+ config->Vcc = s->socket.Vcc;
+ config->Vpp1 = config->Vpp2 = s->socket.Vpp;
+ config->IntType = c->IntType;
+ config->ConfigBase = c->ConfigBase;
+ config->Status = c->Status;
+ config->Pin = c->Pin;
+ config->Copy = c->Copy;
+ config->Option = c->Option;
+ config->ExtStatus = c->ExtStatus;
+ config->Present = config->CardValues = c->CardValues;
+ config->IRQAttributes = c->irq.Attributes;
+ config->AssignedIRQ = s->irq.AssignedIRQ;
+ config->BasePort1 = c->io.BasePort1;
+ config->NumPorts1 = c->io.NumPorts1;
+ config->Attributes1 = c->io.Attributes1;
+ config->BasePort2 = c->io.BasePort2;
+ config->NumPorts2 = c->io.NumPorts2;
+ config->Attributes2 = c->io.Attributes2;
+ config->IOAddrLines = c->io.IOAddrLines;
+
+ return 0;
+} /* pccard_get_configuration_info */
+
+
/*======================================================================
These manage a ring buffer of events pending for one user process
user->event[user->event_head] = event;
}
-void handle_event(struct pcmcia_bus_socket *s, event_t event)
+void handle_event(struct pcmcia_socket *s, event_t event)
{
user_info_t *user;
for (user = s->user; user; user = user->next)
======================================================================*/
-static int bind_request(struct pcmcia_bus_socket *s, bind_info_t *bind_info)
+static int bind_request(struct pcmcia_socket *s, bind_info_t *bind_info)
{
struct pcmcia_driver *p_drv;
struct pcmcia_device *p_dev;
int ret = 0;
- unsigned long flags;
- s = pcmcia_get_bus_socket(s);
+ s = pcmcia_get_socket(s);
if (!s)
return -EINVAL;
- ds_dbg(2, "bind_request(%d, '%s')\n", s->parent->sock,
+ pr_debug("bind_request(%d, '%s')\n", s->sock,
(char *)bind_info->dev_info);
p_drv = get_pcmcia_driver(&bind_info->dev_info);
goto err_put_driver;
}
- spin_lock_irqsave(&pcmcia_dev_list_lock, flags);
- list_for_each_entry(p_dev, &s->devices_list, socket_device_list) {
+ mutex_lock(&s->ops_mutex);
+ list_for_each_entry(p_dev, &s->devices_list, socket_device_list) {
if (p_dev->func == bind_info->function) {
if ((p_dev->dev.driver == &p_drv->drv)) {
if (p_dev->cardmgr) {
* registered, and it was registered
* by userspace before, we need to
* return the "instance". */
- spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
- bind_info->instance = p_dev->instance;
+ mutex_unlock(&s->ops_mutex);
+ bind_info->instance = p_dev;
ret = -EBUSY;
goto err_put_module;
} else {
/* the correct driver managed to bind
* itself magically to the correct
* device. */
- spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ mutex_unlock(&s->ops_mutex);
p_dev->cardmgr = p_drv;
ret = 0;
goto err_put_module;
/* there's already a device available where
* no device has been bound to yet. So we don't
* need to register a device! */
- spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ mutex_unlock(&s->ops_mutex);
goto rescan;
}
}
}
- spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ mutex_unlock(&s->ops_mutex);
p_dev = pcmcia_device_add(s, bind_info->function);
if (!p_dev) {
/*
* Prevent this racing with a card insertion.
*/
- down(&s->parent->skt_sem);
- bus_rescan_devices(&pcmcia_bus_type);
- up(&s->parent->skt_sem);
+ mutex_lock(&s->skt_mutex);
+ ret = bus_rescan_devices(&pcmcia_bus_type);
+ mutex_unlock(&s->skt_mutex);
+ if (ret)
+ goto err_put_module;
/* check whether the driver indeed matched. I don't care if this
* is racy or not, because it can only happen on cardmgr access
err_put_driver:
put_driver(&p_drv->drv);
err_put:
- pcmcia_put_bus_socket(s);
+ pcmcia_put_socket(s);
- return (ret);
+ return ret;
} /* bind_request */
+#ifdef CONFIG_CARDBUS
+
+static struct pci_bus *pcmcia_lookup_bus(struct pcmcia_socket *s)
+{
+ if (!s || !(s->state & SOCKET_CARDBUS))
+ return NULL;
-extern struct pci_bus *pcmcia_lookup_bus(struct pcmcia_socket *s);
+ return s->cb_dev->subordinate;
+}
+#endif
-static int get_device_info(struct pcmcia_bus_socket *s, bind_info_t *bind_info, int first)
+static int get_device_info(struct pcmcia_socket *s, bind_info_t *bind_info, int first)
{
dev_node_t *node;
struct pcmcia_device *p_dev;
- unsigned long flags;
+ struct pcmcia_driver *p_drv;
int ret = 0;
#ifdef CONFIG_CARDBUS
{
struct pci_bus *bus;
- bus = pcmcia_lookup_bus(s->parent);
+ bus = pcmcia_lookup_bus(s);
if (bus) {
struct list_head *list;
struct pci_dev *dev = NULL;
}
#endif
- spin_lock_irqsave(&pcmcia_dev_list_lock, flags);
+ mutex_lock(&s->ops_mutex);
list_for_each_entry(p_dev, &s->devices_list, socket_device_list) {
if (p_dev->func == bind_info->function) {
p_dev = pcmcia_get_dev(p_dev);
goto found;
}
}
- spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ mutex_unlock(&s->ops_mutex);
return -ENODEV;
found:
- spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
+ mutex_unlock(&s->ops_mutex);
- 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) {
err_put:
pcmcia_put_dev(p_dev);
- return (ret);
+ return ret;
} /* get_device_info */
static int ds_open(struct inode *inode, struct file *file)
{
socket_t i = iminor(inode);
- struct pcmcia_bus_socket *s;
+ struct pcmcia_socket *s;
user_info_t *user;
+ static int warning_printed;
+ int ret = 0;
- ds_dbg(0, "ds_open(socket %d)\n", i);
+ pr_debug("ds_open(socket %d)\n", i);
- s = get_socket_info_by_nr(i);
- if (!s)
- return -ENODEV;
- s = pcmcia_get_bus_socket(s);
- if (!s)
- return -ENODEV;
+ lock_kernel();
+ s = pcmcia_get_socket_by_nr(i);
+ if (!s) {
+ ret = -ENODEV;
+ goto out;
+ }
+ s = pcmcia_get_socket(s);
+ if (!s) {
+ ret = -ENODEV;
+ goto out;
+ }
if ((file->f_flags & O_ACCMODE) != O_RDONLY) {
- if (s->state & DS_SOCKET_BUSY) {
- pcmcia_put_bus_socket(s);
- return -EBUSY;
+ if (s->pcmcia_state.busy) {
+ pcmcia_put_socket(s);
+ ret = -EBUSY;
+ goto out;
}
else
- s->state |= DS_SOCKET_BUSY;
+ s->pcmcia_state.busy = 1;
}
user = kmalloc(sizeof(user_info_t), GFP_KERNEL);
if (!user) {
- pcmcia_put_bus_socket(s);
- return -ENOMEM;
+ pcmcia_put_socket(s);
+ ret = -ENOMEM;
+ goto out;
}
user->event_tail = user->event_head = 0;
user->next = s->user;
s->user = user;
file->private_data = user;
- if (s->state & DS_SOCKET_PRESENT)
+ if (!warning_printed) {
+ printk(KERN_INFO "pcmcia: Detected deprecated PCMCIA ioctl "
+ "usage from process: %s.\n", current->comm);
+ 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;
+out:
+ unlock_kernel();
+ return ret;
} /* ds_open */
/*====================================================================*/
static int ds_release(struct inode *inode, struct file *file)
{
- struct pcmcia_bus_socket *s;
+ struct pcmcia_socket *s;
user_info_t *user, **link;
- ds_dbg(0, "ds_release(socket %d)\n", iminor(inode));
+ pr_debug("ds_release(socket %d)\n", iminor(inode));
user = file->private_data;
if (CHECK_USER(user))
s = user->socket;
/* Unlink user data structure */
- if ((file->f_flags & O_ACCMODE) != O_RDONLY) {
- s->state &= ~DS_SOCKET_BUSY;
- }
+ if ((file->f_flags & O_ACCMODE) != O_RDONLY)
+ s->pcmcia_state.busy = 0;
+
file->private_data = NULL;
for (link = &s->user; *link; link = &(*link)->next)
- if (*link == user) break;
+ if (*link == user)
+ break;
if (link == NULL)
goto out;
*link = user->next;
user->user_magic = 0;
kfree(user);
- pcmcia_put_bus_socket(s);
+ pcmcia_put_socket(s);
out:
return 0;
} /* ds_release */
static ssize_t ds_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
- struct pcmcia_bus_socket *s;
+ struct pcmcia_socket *s;
user_info_t *user;
int ret;
- ds_dbg(2, "ds_read(socket %d)\n", iminor(file->f_dentry->d_inode));
+ pr_debug("ds_read(socket %d)\n", iminor(file->f_path.dentry->d_inode));
if (count < 4)
return -EINVAL;
return -EIO;
s = user->socket;
- if (s->state & DS_SOCKET_DEAD)
- return -EIO;
+ if (s->pcmcia_state.dead)
+ return -EIO;
ret = wait_event_interruptible(s->queue, !queue_empty(user));
if (ret == 0)
static ssize_t ds_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
- ds_dbg(2, "ds_write(socket %d)\n", iminor(file->f_dentry->d_inode));
+ pr_debug("ds_write(socket %d)\n", iminor(file->f_path.dentry->d_inode));
if (count != 4)
return -EINVAL;
/* No kernel lock - fine */
static u_int ds_poll(struct file *file, poll_table *wait)
{
- struct pcmcia_bus_socket *s;
+ struct pcmcia_socket *s;
user_info_t *user;
- ds_dbg(2, "ds_poll(socket %d)\n", iminor(file->f_dentry->d_inode));
+ pr_debug("ds_poll(socket %d)\n", iminor(file->f_path.dentry->d_inode));
user = file->private_data;
if (CHECK_USER(user))
/*====================================================================*/
-extern int pcmcia_adjust_resource_info(adjust_t *adj);
-
-static int ds_ioctl(struct inode * inode, struct file * file,
+static int ds_ioctl(struct inode *inode, struct file *file,
u_int cmd, u_long arg)
{
- struct pcmcia_bus_socket *s;
+ struct pcmcia_socket *s;
void __user *uarg = (char __user *)arg;
u_int size;
int ret, err;
ds_ioctl_arg_t *buf;
user_info_t *user;
- ds_dbg(2, "ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg);
+ pr_debug("ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg);
user = file->private_data;
if (CHECK_USER(user))
return -EIO;
s = user->socket;
- if (s->state & DS_SOCKET_DEAD)
- return -EIO;
+ if (s->pcmcia_state.dead)
+ return -EIO;
size = (cmd & IOCSIZE_MASK) >> IOCSIZE_SHIFT;
- if (size > sizeof(ds_ioctl_arg_t)) return -EINVAL;
+ if (size > sizeof(ds_ioctl_arg_t))
+ return -EINVAL;
/* Permission check */
if (!(cmd & IOC_OUT) && !capable(CAP_SYS_ADMIN))
if (cmd & IOC_IN) {
if (!access_ok(VERIFY_READ, uarg, size)) {
- ds_dbg(3, "ds_ioctl(): verify_read = %d\n", -EFAULT);
+ pr_debug("ds_ioctl(): verify_read = %d\n", -EFAULT);
return -EFAULT;
}
}
if (cmd & IOC_OUT) {
if (!access_ok(VERIFY_WRITE, uarg, size)) {
- ds_dbg(3, "ds_ioctl(): verify_write = %d\n", -EFAULT);
+ pr_debug("ds_ioctl(): verify_write = %d\n", -EFAULT);
return -EFAULT;
}
}
err = ret = 0;
- if (cmd & IOC_IN) __copy_from_user((char *)buf, uarg, size);
+ if (cmd & IOC_IN) {
+ if (__copy_from_user((char *)buf, uarg, size)) {
+ err = -EFAULT;
+ goto free_out;
+ }
+ }
switch (cmd) {
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->parent->functions))
- ret = CS_BAD_ARGS;
- else
- ret = pccard_get_configuration_info(s->parent,
- buf->config.Function, &buf->config);
+ (buf->config.Function >= s->functions))
+ ret = -EINVAL;
+ 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->parent->skt_sem);
- pcmcia_validate_mem(s->parent);
- up(&s->parent->skt_sem);
- ret = pccard_get_first_tuple(s->parent, BIND_FN_ALL, &buf->tuple);
+ mutex_lock(&s->skt_mutex);
+ pcmcia_validate_mem(s);
+ mutex_unlock(&s->skt_mutex);
+ ret = pccard_get_first_tuple(s, BIND_FN_ALL, &buf->tuple);
break;
case DS_GET_NEXT_TUPLE:
- ret = pccard_get_next_tuple(s->parent, BIND_FN_ALL, &buf->tuple);
+ ret = pccard_get_next_tuple(s, BIND_FN_ALL, &buf->tuple);
break;
case DS_GET_TUPLE_DATA:
buf->tuple.TupleData = buf->tuple_parse.data;
buf->tuple.TupleDataMax = sizeof(buf->tuple_parse.data);
- ret = pccard_get_tuple_data(s->parent, &buf->tuple);
+ ret = pccard_get_tuple_data(s, &buf->tuple);
break;
case DS_PARSE_TUPLE:
buf->tuple.TupleData = buf->tuple_parse.data;
- ret = pccard_parse_tuple(&buf->tuple, &buf->tuple_parse.parse);
+ ret = pcmcia_parse_tuple(&buf->tuple, &buf->tuple_parse.parse);
break;
case DS_RESET_CARD:
- ret = pccard_reset_card(s->parent);
+ ret = pcmcia_reset_card(s);
break;
case DS_GET_STATUS:
- if (buf->status.Function &&
- (buf->status.Function >= s->parent->functions))
- ret = CS_BAD_ARGS;
- else
- ret = pccard_get_status(s->parent, buf->status.Function, &buf->status);
- break;
+ if (buf->status.Function &&
+ (buf->status.Function >= s->functions))
+ ret = -EINVAL;
+ 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->parent->skt_sem);
- pcmcia_validate_mem(s->parent);
- up(&s->parent->skt_sem);
- ret = pccard_validate_cis(s->parent, BIND_FN_ALL, &buf->cisinfo);
+ mutex_lock(&s->skt_mutex);
+ pcmcia_validate_mem(s);
+ mutex_unlock(&s->skt_mutex);
+ ret = pccard_validate_cis(s, &buf->cisinfo.Chains);
break;
case DS_SUSPEND_CARD:
- ret = pcmcia_suspend_card(s->parent);
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_SUSPEND);
break;
case DS_RESUME_CARD:
- ret = pcmcia_resume_card(s->parent);
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_RESUME);
break;
case DS_EJECT_CARD:
- err = pcmcia_eject_card(s->parent);
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_EJECT);
break;
case DS_INSERT_CARD:
- err = pcmcia_insert_card(s->parent);
+ pcmcia_parse_uevents(s, PCMCIA_UEVENT_INSERT);
break;
case DS_ACCESS_CONFIGURATION_REGISTER:
if ((buf->conf_reg.Action == CS_WRITE) && !capable(CAP_SYS_ADMIN)) {
err = -EPERM;
goto free_out;
}
- if (buf->conf_reg.Function &&
- (buf->conf_reg.Function >= s->parent->functions))
- ret = CS_BAD_ARGS;
- else
- ret = pccard_access_configuration_register(s->parent,
- buf->conf_reg.Function, &buf->conf_reg);
+
+ ret = -EINVAL;
+
+ 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:
err = -EPERM;
goto free_out;
} else {
- static int printed = 0;
- if (!printed) {
- printk(KERN_WARNING "2.6. kernels use pcmciamtd instead of memory_cs.c and do not require special\n");
- printk(KERN_WARNING "MTD handling any more.\n");
- printed++;
- }
+ printk_once(KERN_WARNING
+ "2.6. kernels use pcmciamtd instead of memory_cs.c and do not require special\n");
+ printk_once(KERN_WARNING "MTD handling any more.\n");
}
err = -EINVAL;
goto free_out;
break;
case DS_GET_FIRST_WINDOW:
- ret = pcmcia_get_window(s->parent, &buf->win_info.handle, 0,
+ ret = pcmcia_get_window(s, &buf->win_info.handle, 1,
&buf->win_info.window);
break;
case DS_GET_NEXT_WINDOW:
- ret = pcmcia_get_window(s->parent, &buf->win_info.handle,
- buf->win_info.handle->index + 1, &buf->win_info.window);
+ ret = pcmcia_get_window(s, &buf->win_info.handle,
+ buf->win_info.handle + 1, &buf->win_info.window);
break;
case DS_GET_MEM_PAGE:
- ret = pcmcia_get_mem_page(buf->win_info.handle,
+ ret = pcmcia_get_mem_page(s, buf->win_info.handle,
&buf->win_info.map);
break;
case DS_REPLACE_CIS:
- ret = pcmcia_replace_cis(s->parent, &buf->cisdump);
+ ret = pcmcia_replace_cis(s, buf->cisdump.Data, buf->cisdump.Length);
break;
case DS_BIND_REQUEST:
if (!capable(CAP_SYS_ADMIN)) {
err = -EINVAL;
}
- if ((err == 0) && (ret != CS_SUCCESS)) {
- ds_dbg(2, "ds_ioctl: ret = %d\n", ret);
+ if ((err == 0) && (ret != 0)) {
+ pr_debug("ds_ioctl: ret = %d\n", ret);
switch (ret) {
- case CS_BAD_SOCKET: case CS_NO_CARD:
- err = -ENODEV; break;
- case CS_BAD_ARGS: case CS_BAD_ATTRIBUTE: case CS_BAD_IRQ:
- case CS_BAD_TUPLE:
- err = -EINVAL; break;
- case CS_IN_USE:
- err = -EBUSY; break;
- case CS_OUT_OF_RESOURCE:
+ case -ENODEV:
+ case -EINVAL:
+ case -EBUSY:
+ case -ENOSYS:
+ err = ret;
+ break;
+ case -ENOMEM:
err = -ENOSPC; break;
- case CS_NO_MORE_ITEMS:
+ case -ENOSPC:
err = -ENODATA; break;
- case CS_UNSUPPORTED_FUNCTION:
- err = -ENOSYS; break;
default:
err = -EIO; break;
}
}
if (cmd & IOC_OUT) {
- if (__copy_to_user(uarg, (char *)buf, size))
- err = -EFAULT;
+ if (__copy_to_user(uarg, (char *)buf, size))
+ err = -EFAULT;
}
free_out:
/*====================================================================*/
-static struct file_operations ds_fops = {
+static const struct file_operations ds_fops = {
.owner = THIS_MODULE,
.open = ds_open,
.release = ds_release,
.poll = ds_poll,
};
-void __init pcmcia_setup_ioctl(void) {
+void __init pcmcia_setup_ioctl(void)
+{
int i;
/* Set up character device for user mode clients */
i = register_chrdev(0, "pcmcia", &ds_fops);
- if (i == -EBUSY)
+ if (i < 0)
printk(KERN_NOTICE "unable to find a free device # for "
- "Driver Services\n");
+ "Driver Services (error=%d)\n", i);
else
major_dev = i;
#ifdef CONFIG_PROC_FS
- proc_pccard = proc_mkdir("pccard", proc_bus);
+ proc_pccard = proc_mkdir("bus/pccard", NULL);
if (proc_pccard)
- create_proc_read_entry("drivers",0,proc_pccard,proc_read_drivers,NULL);
+ proc_create("drivers", 0, proc_pccard, &pccard_drivers_proc_fops);
#endif
}
-void __exit pcmcia_cleanup_ioctl(void) {
+void __exit pcmcia_cleanup_ioctl(void)
+{
#ifdef CONFIG_PROC_FS
if (proc_pccard) {
remove_proc_entry("drivers", proc_pccard);
- remove_proc_entry("pccard", proc_bus);
+ remove_proc_entry("bus/pccard", NULL);
}
#endif
if (major_dev != -1)