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ACPI: ec: Change #define to enums there possible. 

Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Alexey Starikovskiy 2006-12-07 18:42:17 +03:00 committed by Len Brown
parent 78d0af3392
commit 3261ff4db3
1 changed files with 12 additions and 12 deletions
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24
drivers/acpi/ec.c
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@ -56,14 +56,15 @@ ACPI_MODULE_NAME("acpi_ec")
#define ACPI_EC_FLAG_SCI 0x20 /* EC-SCI occurred */
/* EC commands */
#define ACPI_EC_COMMAND_READ 0x80
#define ACPI_EC_COMMAND_WRITE 0x81
#define ACPI_EC_BURST_ENABLE 0x82
#define ACPI_EC_BURST_DISABLE 0x83
#define ACPI_EC_COMMAND_QUERY 0x84
enum ec_command {
ACPI_EC_COMMAND_READ = 0x80,
ACPI_EC_COMMAND_WRITE = 0x81,
ACPI_EC_BURST_ENABLE = 0x82,
ACPI_EC_BURST_DISABLE = 0x83,
ACPI_EC_COMMAND_QUERY = 0x84,
};
/* EC events */
enum {
enum ec_event {
ACPI_EC_EVENT_OBF_1 = 1, /* Output buffer full */
ACPI_EC_EVENT_IBF_0, /* Input buffer empty */
};
@ -71,10 +72,10 @@ enum {
#define ACPI_EC_DELAY 500 /* Wait 500ms max. during EC ops */
#define ACPI_EC_UDELAY_GLK 1000 /* Wait 1ms max. to get global lock */
enum {
static enum ec_mode {
EC_INTR = 1, /* Output buffer full */
EC_POLL, /* Input buffer empty */
};
} acpi_ec_mode = EC_INTR;
static int acpi_ec_remove(struct acpi_device *device, int type);
static int acpi_ec_start(struct acpi_device *device);
@ -109,7 +110,6 @@ struct acpi_ec {
/* External interfaces use first EC only, so remember */
static struct acpi_device *first_ec;
static int acpi_ec_mode = EC_INTR;
/* --------------------------------------------------------------------------
Transaction Management
@ -135,7 +135,7 @@ static inline void acpi_ec_write_data(struct acpi_ec *ec, u8 data)
outb(data, ec->data_addr);
}
static inline int acpi_ec_check_status(struct acpi_ec *ec, u8 event)
static inline int acpi_ec_check_status(struct acpi_ec *ec, enum ec_event event)
{
u8 status = acpi_ec_read_status(ec);
@ -150,7 +150,7 @@ static inline int acpi_ec_check_status(struct acpi_ec *ec, u8 event)
return 0;
}
static int acpi_ec_wait(struct acpi_ec *ec, u8 event)
static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event)
{
if (acpi_ec_mode == EC_POLL) {
unsigned long delay = jiffies + msecs_to_jiffies(ACPI_EC_DELAY);