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path: root/drivers/misc/ibmasm/ibmasm.h
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Diffstat (limited to 'drivers/misc/ibmasm/ibmasm.h')
-rw-r--r--drivers/misc/ibmasm/ibmasm.h76
1 files changed, 33 insertions, 43 deletions
diff --git a/drivers/misc/ibmasm/ibmasm.h b/drivers/misc/ibmasm/ibmasm.h
index 6fec7fd8cd1..ecce4ffd3e2 100644
--- a/drivers/misc/ibmasm/ibmasm.h
+++ b/drivers/misc/ibmasm/ibmasm.h
@@ -34,16 +34,31 @@
#include <linux/version.h>
#include <linux/interrupt.h>
#include <linux/device.h>
+#include <linux/input.h>
/* Driver identification */
#define DRIVER_NAME "ibmasm"
-#define DRIVER_VERSION "0.4"
-#define DRIVER_AUTHOR "Max Asbock"
+#define DRIVER_VERSION "1.0"
+#define DRIVER_AUTHOR "Max Asbock <masbock@us.ibm.com>, Vernon Mauery <vernux@us.ibm.com>"
#define DRIVER_DESC "IBM ASM Service Processor Driver"
#define err(msg) printk(KERN_ERR "%s: " msg "\n", DRIVER_NAME)
#define info(msg) printk(KERN_INFO "%s: " msg "\n", DRIVER_NAME)
+extern int ibmasm_debug;
+#define dbg(STR, ARGS...) \
+ do { \
+ if (ibmasm_debug) \
+ printk(KERN_DEBUG STR , ##ARGS); \
+ } while (0)
+
+static inline char *get_timestamp(char *buf)
+{
+ struct timeval now;
+ do_gettimeofday(&now);
+ sprintf(buf, "%lu.%lu", now.tv_sec, now.tv_usec);
+ return buf;
+}
#define IBMASM_CMD_PENDING 0
#define IBMASM_CMD_COMPLETE 1
@@ -52,7 +67,7 @@
#define IBMASM_CMD_TIMEOUT_NORMAL 45
#define IBMASM_CMD_TIMEOUT_EXTRA 240
-#define IBMASM_CMD_MAX_BUFFER_SIZE 0x4000
+#define IBMASM_CMD_MAX_BUFFER_SIZE 0x8000
#define REVERSE_HEARTBEAT_TIMEOUT 120
@@ -80,12 +95,17 @@ struct command {
size_t buffer_size;
int status;
struct kobject kobj;
+ spinlock_t *lock;
};
#define to_command(c) container_of(c, struct command, kobj)
static inline void command_put(struct command *cmd)
{
+ unsigned long flags;
+
+ spin_lock_irqsave(cmd->lock, flags);
kobject_put(&cmd->kobj);
+ spin_unlock_irqrestore(cmd->lock, flags);
}
static inline void command_get(struct command *cmd)
@@ -108,6 +128,7 @@ struct event_buffer {
};
struct event_reader {
+ int cancelled;
unsigned int next_serial_number;
wait_queue_head_t wait;
struct list_head node;
@@ -120,41 +141,11 @@ struct reverse_heartbeat {
unsigned int stopped;
};
-
-/* remote console events */
-struct mouse_event {
- long x;
- long y;
- unsigned char buttons;
- unsigned char transitions;
-};
-
-struct keyboard_event {
- unsigned long key_code;
- unsigned char key_down;
+struct ibmasm_remote {
+ struct input_dev keybd_dev;
+ struct input_dev mouse_dev;
};
-struct remote_event {
- unsigned long type;
- union {
- struct mouse_event mouse;
- struct keyboard_event keyboard;
- } data;
-};
-
-#define DRIVER_REMOTE_QUEUE_SIZE 240
-
-struct remote_queue {
- struct remote_event *start;
- struct remote_event *end;
- struct remote_event *reader;
- struct remote_event *writer;
- unsigned int size;
- int open;
- wait_queue_head_t wait;
-};
-
-
struct service_processor {
struct list_head node;
spinlock_t lock;
@@ -167,13 +158,13 @@ struct service_processor {
char dirname[IBMASM_NAME_SIZE];
char devname[IBMASM_NAME_SIZE];
unsigned int number;
- struct remote_queue remote_queue;
+ struct ibmasm_remote *remote;
int serial_line;
struct device *dev;
};
/* command processing */
-extern struct command *ibmasm_new_command(size_t buffer_size);
+extern struct command *ibmasm_new_command(struct service_processor *sp, size_t buffer_size);
extern void ibmasm_exec_command(struct service_processor *sp, struct command *cmd);
extern void ibmasm_wait_for_response(struct command *cmd, int timeout);
extern void ibmasm_receive_command_response(struct service_processor *sp, void *response, size_t size);
@@ -185,6 +176,7 @@ extern void ibmasm_receive_event(struct service_processor *sp, void *data, unsi
extern void ibmasm_event_reader_register(struct service_processor *sp, struct event_reader *reader);
extern void ibmasm_event_reader_unregister(struct service_processor *sp, struct event_reader *reader);
extern int ibmasm_get_next_event(struct service_processor *sp, struct event_reader *reader);
+extern void ibmasm_cancel_next_event(struct event_reader *reader);
/* heartbeat - from SP to OS */
extern void ibmasm_register_panic_notifier(void);
@@ -208,11 +200,9 @@ extern int ibmasm_send_i2o_message(struct service_processor *sp);
extern irqreturn_t ibmasm_interrupt_handler(int irq, void * dev_id, struct pt_regs *regs);
/* remote console */
-extern void ibmasm_handle_mouse_interrupt(struct service_processor *sp);
-extern int ibmasm_init_remote_queue(struct service_processor *sp);
-extern void ibmasm_free_remote_queue(struct service_processor *sp);
-extern void ibmasm_advance_reader(struct remote_queue *q, unsigned int n);
-extern size_t ibmasm_events_available(struct remote_queue *q);
+extern void ibmasm_handle_mouse_interrupt(struct service_processor *sp, struct pt_regs *regs);
+extern int ibmasm_init_remote_input_dev(struct service_processor *sp);
+extern void ibmasm_free_remote_input_dev(struct service_processor *sp);
/* file system */
extern int ibmasmfs_register(void);