OMAP powerdomain/PM: use symbolic constants for the max number of power states

Replace some bare constants with power states.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Kevin Hilman <khilman@deeprootsystems.com>

3 files changed, 7 insertions, 5 deletions

diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index 8baa30d2acfb..860b755d2220 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -326,7 +326,7 @@ int pm_dbg_regset_save(int reg_set)
         return 0;
 }
 
-static const char pwrdm_state_names[][4] = {
+static const char pwrdm_state_names[][PWRDM_MAX_PWRSTS] = {
         "OFF",
         "RET",
         "INA",
@@ -381,7 +381,7 @@ static int pwrdm_dbg_show_counter(struct powerdomain *pwrdm, void *user)
 
         seq_printf(s, "%s (%s)", pwrdm->name,
                         pwrdm_state_names[pwrdm->state]);
-        for (i = 0; i < 4; i++)
+        for (i = 0; i < PWRDM_MAX_PWRSTS; i++)
                 seq_printf(s, ",%s:%d", pwrdm_state_names[i],
                         pwrdm->state_counter[i]);
 
diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c
index 41472670e4b4..1dd1a3817e8b 100644
--- a/arch/arm/mach-omap2/powerdomain.c
+++ b/arch/arm/mach-omap2/powerdomain.c
@@ -158,7 +158,7 @@ static __init void _pwrdm_setup(struct powerdomain *pwrdm)
 {
         int i;
 
-        for (i = 0; i < 4; i++)
+        for (i = 0; i < PWRDM_MAX_PWRSTS; i++)
                 pwrdm->state_counter[i] = 0;
 
         pwrdm_wait_transition(pwrdm);
diff --git a/arch/arm/plat-omap/include/plat/powerdomain.h b/arch/arm/plat-omap/include/plat/powerdomain.h
index 3d45ee1d3cf4..5a80ddb4bb7e 100644
--- a/arch/arm/plat-omap/include/plat/powerdomain.h
+++ b/arch/arm/plat-omap/include/plat/powerdomain.h
@@ -28,6 +28,8 @@
 #define PWRDM_POWER_INACTIVE    0x2
 #define PWRDM_POWER_ON          0x3
 
+#define PWRDM_MAX_PWRSTS        4
+
 /* Powerdomain allowable state bitfields */
 #define PWRSTS_OFF_ON           ((1 << PWRDM_POWER_OFF) | \
                                  (1 << PWRDM_POWER_ON))
@@ -118,11 +120,11 @@ struct powerdomain {
         struct list_head node;
 
         int state;
-        unsigned state_counter[4];
+        unsigned state_counter[PWRDM_MAX_PWRSTS];
 
 #ifdef CONFIG_PM_DEBUG
         s64 timer;
-        s64 state_timer[4];
+        s64 state_timer[PWRDM_MAX_PWRSTS];
 #endif
 };