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-rw-r--r--include/linux/tifm.h117
1 files changed, 60 insertions, 57 deletions
diff --git a/include/linux/tifm.h b/include/linux/tifm.h
index 3deb0a6c137..2a196982601 100644
--- a/include/linux/tifm.h
+++ b/include/linux/tifm.h
@@ -14,16 +14,16 @@
#include <linux/spinlock.h>
#include <linux/interrupt.h>
-#include <linux/wait.h>
#include <linux/delay.h>
#include <linux/pci.h>
-#include <linux/kthread.h>
+#include <linux/workqueue.h>
/* Host registers (relative to pci base address): */
enum {
FM_SET_INTERRUPT_ENABLE = 0x008,
FM_CLEAR_INTERRUPT_ENABLE = 0x00c,
- FM_INTERRUPT_STATUS = 0x014 };
+ FM_INTERRUPT_STATUS = 0x014
+};
/* Socket registers (relative to socket base address): */
enum {
@@ -58,14 +58,8 @@ enum {
SOCK_MS_DATA = 0x188,
SOCK_MS_STATUS = 0x18c,
SOCK_MS_SYSTEM = 0x190,
- SOCK_FIFO_ACCESS = 0x200 };
-
-
-#define TIFM_IRQ_ENABLE 0x80000000
-#define TIFM_IRQ_SOCKMASK(x) (x)
-#define TIFM_IRQ_CARDMASK(x) ((x) << 8)
-#define TIFM_IRQ_FIFOMASK(x) ((x) << 16)
-#define TIFM_IRQ_SETALL 0xffffffff
+ SOCK_FIFO_ACCESS = 0x200
+};
#define TIFM_CTRL_LED 0x00000040
#define TIFM_CTRL_FAST_CLK 0x00000100
@@ -73,63 +67,76 @@ enum {
#define TIFM_SOCK_STATE_OCCUPIED 0x00000008
#define TIFM_SOCK_STATE_POWERED 0x00000080
-#define TIFM_FIFO_ENABLE 0x00000001 /* Meaning of this constant is unverified */
+#define TIFM_FIFO_ENABLE 0x00000001
+#define TIFM_FIFO_READY 0x00000001
#define TIFM_FIFO_INT_SETALL 0x0000ffff
-#define TIFM_FIFO_INTMASK 0x00000005 /* Meaning of this constant is unverified */
+#define TIFM_FIFO_INTMASK 0x00000005
+
+#define TIFM_DMA_RESET 0x00000002
+#define TIFM_DMA_TX 0x00008000
+#define TIFM_DMA_EN 0x00000001
+#define TIFM_DMA_TSIZE 0x0000007f
-#define TIFM_DMA_RESET 0x00000002 /* Meaning of this constant is unverified */
-#define TIFM_DMA_TX 0x00008000 /* Meaning of this constant is unverified */
-#define TIFM_DMA_EN 0x00000001 /* Meaning of this constant is unverified */
+#define TIFM_TYPE_XD 1
+#define TIFM_TYPE_MS 2
+#define TIFM_TYPE_SD 3
-typedef enum {FM_NULL = 0, FM_XD = 0x01, FM_MS = 0x02, FM_SD = 0x03} tifm_media_id;
+struct tifm_device_id {
+ unsigned char type;
+};
struct tifm_driver;
struct tifm_dev {
- char __iomem *addr;
- spinlock_t lock;
- tifm_media_id media_id;
- unsigned int socket_id;
+ char __iomem *addr;
+ spinlock_t lock;
+ unsigned char type;
+ unsigned int socket_id;
- void (*signal_irq)(struct tifm_dev *sock,
- unsigned int sock_irq_status);
+ void (*card_event)(struct tifm_dev *sock);
+ void (*data_event)(struct tifm_dev *sock);
- struct tifm_driver *drv;
- struct device dev;
+ struct device dev;
};
struct tifm_driver {
- tifm_media_id *id_table;
- int (*probe)(struct tifm_dev *dev);
- void (*remove)(struct tifm_dev *dev);
- int (*suspend)(struct tifm_dev *dev,
- pm_message_t state);
- int (*resume)(struct tifm_dev *dev);
-
- struct device_driver driver;
+ struct tifm_device_id *id_table;
+ int (*probe)(struct tifm_dev *dev);
+ void (*remove)(struct tifm_dev *dev);
+ int (*suspend)(struct tifm_dev *dev,
+ pm_message_t state);
+ int (*resume)(struct tifm_dev *dev);
+
+ struct device_driver driver;
};
struct tifm_adapter {
- char __iomem *addr;
- spinlock_t lock;
- unsigned int irq_status;
- unsigned int socket_change_set;
- wait_queue_head_t change_set_notify;
- unsigned int id;
- unsigned int num_sockets;
- struct tifm_dev **sockets;
- struct task_struct *media_switcher;
- struct class_device cdev;
- struct device *dev;
-
- void (*eject)(struct tifm_adapter *fm, struct tifm_dev *sock);
+ char __iomem *addr;
+ spinlock_t lock;
+ unsigned int irq_status;
+ unsigned int socket_change_set;
+ unsigned int id;
+ unsigned int num_sockets;
+ struct completion *finish_me;
+
+ struct work_struct media_switcher;
+ struct class_device cdev;
+
+ void (*eject)(struct tifm_adapter *fm,
+ struct tifm_dev *sock);
+
+ struct tifm_dev *sockets[0];
};
-struct tifm_adapter *tifm_alloc_adapter(void);
-void tifm_free_device(struct device *dev);
-void tifm_free_adapter(struct tifm_adapter *fm);
-int tifm_add_adapter(struct tifm_adapter *fm, int (*mediathreadfn)(void *data));
+struct tifm_adapter *tifm_alloc_adapter(unsigned int num_sockets,
+ struct device *dev);
+int tifm_add_adapter(struct tifm_adapter *fm);
void tifm_remove_adapter(struct tifm_adapter *fm);
-struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm);
+void tifm_free_adapter(struct tifm_adapter *fm);
+
+void tifm_free_device(struct device *dev);
+struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id,
+ unsigned char type);
+
int tifm_register_driver(struct tifm_driver *drv);
void tifm_unregister_driver(struct tifm_driver *drv);
void tifm_eject(struct tifm_dev *sock);
@@ -137,11 +144,11 @@ int tifm_map_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
int direction);
void tifm_unmap_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
int direction);
-
+void tifm_queue_work(struct work_struct *work);
static inline void *tifm_get_drvdata(struct tifm_dev *dev)
{
- return dev_get_drvdata(&dev->dev);
+ return dev_get_drvdata(&dev->dev);
}
static inline void tifm_set_drvdata(struct tifm_dev *dev, void *data)
@@ -149,8 +156,4 @@ static inline void tifm_set_drvdata(struct tifm_dev *dev, void *data)
dev_set_drvdata(&dev->dev, data);
}
-struct tifm_device_id {
- tifm_media_id media_id;
-};
-
#endif