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path: root/drivers/char/tpm/tpm.h
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Diffstat (limited to 'drivers/char/tpm/tpm.h')
-rw-r--r--drivers/char/tpm/tpm.h20
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index 373b41f6b46..159882ca69d 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -19,11 +19,11 @@
*
*/
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/fs.h>
#include <linux/miscdevice.h>
+#include <linux/platform_device.h>
enum tpm_timeout {
TPM_TIMEOUT = 5, /* msecs */
@@ -50,17 +50,22 @@ struct tpm_vendor_specific {
u8 req_complete_mask;
u8 req_complete_val;
u8 req_canceled;
- u16 base; /* TPM base address */
+ void __iomem *iobase; /* ioremapped address */
+ unsigned long base; /* TPM base address */
+
+ int region_size;
+ int have_region;
int (*recv) (struct tpm_chip *, u8 *, size_t);
int (*send) (struct tpm_chip *, u8 *, size_t);
void (*cancel) (struct tpm_chip *);
+ u8 (*status) (struct tpm_chip *);
struct miscdevice miscdev;
struct attribute_group *attr_group;
};
struct tpm_chip {
- struct pci_dev *pci_dev; /* PCI device stuff */
+ struct device *dev; /* Device stuff */
int dev_num; /* /dev/tpm# */
int num_opens; /* only one allowed */
@@ -72,6 +77,7 @@ struct tpm_chip {
struct semaphore buffer_mutex;
struct timer_list user_read_timer; /* user needs to claim result */
+ struct work_struct work;
struct semaphore tpm_mutex; /* tpm is processing */
struct tpm_vendor_specific *vendor;
@@ -91,13 +97,13 @@ static inline void tpm_write_index(int base, int index, int value)
outb(value & 0xFF, base+1);
}
-extern int tpm_register_hardware(struct pci_dev *,
+extern int tpm_register_hardware(struct device *,
struct tpm_vendor_specific *);
extern int tpm_open(struct inode *, struct file *);
extern int tpm_release(struct inode *, struct file *);
extern ssize_t tpm_write(struct file *, const char __user *, size_t,
loff_t *);
extern ssize_t tpm_read(struct file *, char __user *, size_t, loff_t *);
-extern void __devexit tpm_remove(struct pci_dev *);
-extern int tpm_pm_suspend(struct pci_dev *, pm_message_t);
-extern int tpm_pm_resume(struct pci_dev *);
+extern void tpm_remove_hardware(struct device *);
+extern int tpm_pm_suspend(struct device *, pm_message_t);
+extern int tpm_pm_resume(struct device *);