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authorAlexey Starikovskiy <alexey.y.starikovskiy@intel.com>2006-12-07 18:42:17 +0300
committerLen Brown <len.brown@intel.com>2006-12-08 02:56:09 -0500
commit3261ff4db3a33ac7e1b9ed98e905663845cadbc6 (patch)
tree87f2b8c3a6e04baae9d5904e86e562332952dfca /drivers/acpi/ec.c
parent78d0af3392cba6dfdd1dc1eab5a86ba8e4af8fff (diff)
ACPI: ec: Change #define to enums there possible.
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/ec.c')
-rw-r--r--drivers/acpi/ec.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 17a98aa734b..e05bb148754 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -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);