diff options
Diffstat (limited to 'drivers/pcmcia')
| -rw-r--r-- | drivers/pcmcia/ds.c | 12 | ||||
| -rw-r--r-- | drivers/pcmcia/ds_internal.h | 14 | ||||
| -rw-r--r-- | drivers/pcmcia/pcmcia_ioctl.c | 12 |
3 files changed, 20 insertions, 18 deletions
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 54068f451ee..85e2cb2b9e9 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -622,14 +622,14 @@ static void pcmcia_delayed_add_pseudo_device(void *data) { struct pcmcia_bus_socket *s = data; pcmcia_device_add(s, 0); - s->device_add_pending = 0; + s->pcmcia_state.device_add_pending = 0; } static inline void pcmcia_add_pseudo_device(struct pcmcia_bus_socket *s) { - if (!s->device_add_pending) { + if (!s->pcmcia_state.device_add_pending) { schedule_work(&s->device_add); - s->device_add_pending = 1; + s->pcmcia_state.device_add_pending = 1; } return; } @@ -981,14 +981,14 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) switch (event) { case CS_EVENT_CARD_REMOVAL: - s->state &= ~DS_SOCKET_PRESENT; + s->pcmcia_state.present = 0; send_event(skt, event, priority); unbind_request(s); handle_event(s, event); break; case CS_EVENT_CARD_INSERTION: - s->state |= DS_SOCKET_PRESENT; + s->pcmcia_state.present = 1; pcmcia_card_add(skt); handle_event(s, event); break; @@ -1229,7 +1229,7 @@ static void pcmcia_bus_remove_socket(struct class_device *class_dev) pccard_register_pcmcia(socket, NULL); - socket->pcmcia->state |= DS_SOCKET_DEAD; + socket->pcmcia->pcmcia_state.dead = 1; pcmcia_put_bus_socket(socket->pcmcia); socket->pcmcia = NULL; diff --git a/drivers/pcmcia/ds_internal.h b/drivers/pcmcia/ds_internal.h index b05bc39d9cd..2c3bb189dec 100644 --- a/drivers/pcmcia/ds_internal.h +++ b/drivers/pcmcia/ds_internal.h @@ -5,7 +5,6 @@ struct user_info_t; /* Socket state information */ struct pcmcia_bus_socket { struct kref refcount; - int state; struct pcmcia_socket *parent; /* the PCMCIA devices connected to this socket (normally one, more @@ -15,7 +14,14 @@ struct pcmcia_bus_socket { * only internally and subject * to incorrectness and change */ - u8 device_add_pending; + struct { + u8 present:1, + busy:1, + dead:1, + device_add_pending:1, + reserved:4; + } pcmcia_state; + struct work_struct device_add; @@ -29,10 +35,6 @@ extern spinlock_t pcmcia_dev_list_lock; extern struct bus_type pcmcia_bus_type; -#define DS_SOCKET_PRESENT 0x01 -#define DS_SOCKET_BUSY 0x02 -#define DS_SOCKET_DEAD 0x80 - extern struct pcmcia_device * pcmcia_get_dev(struct pcmcia_device *p_dev); extern void pcmcia_put_dev(struct pcmcia_device *p_dev); diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index e8d2c95db1c..b223f5235de 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -404,12 +404,12 @@ static int ds_open(struct inode *inode, struct file *file) return -ENODEV; if ((file->f_flags & O_ACCMODE) != O_RDONLY) { - if (s->state & DS_SOCKET_BUSY) { + if (s->pcmcia_state.busy) { pcmcia_put_bus_socket(s); return -EBUSY; } else - s->state |= DS_SOCKET_BUSY; + s->pcmcia_state.busy = 1; } user = kmalloc(sizeof(user_info_t), GFP_KERNEL); @@ -424,7 +424,7 @@ static int ds_open(struct inode *inode, struct file *file) s->user = user; file->private_data = user; - if (s->state & DS_SOCKET_PRESENT) + if (s->pcmcia_state.present) queue_event(user, CS_EVENT_CARD_INSERTION); return 0; } /* ds_open */ @@ -446,7 +446,7 @@ static int ds_release(struct inode *inode, struct file *file) /* Unlink user data structure */ if ((file->f_flags & O_ACCMODE) != O_RDONLY) { - s->state &= ~DS_SOCKET_BUSY; + s->pcmcia_state.busy = 0; } file->private_data = NULL; for (link = &s->user; *link; link = &(*link)->next) @@ -480,7 +480,7 @@ static ssize_t ds_read(struct file *file, char __user *buf, return -EIO; s = user->socket; - if (s->state & DS_SOCKET_DEAD) + if (s->pcmcia_state.dead) return -EIO; ret = wait_event_interruptible(s->queue, !queue_empty(user)); @@ -550,7 +550,7 @@ static int ds_ioctl(struct inode * inode, struct file * file, return -EIO; s = user->socket; - if (s->state & DS_SOCKET_DEAD) + if (s->pcmcia_state.dead) return -EIO; size = (cmd & IOCSIZE_MASK) >> IOCSIZE_SHIFT; |