sh: Rename cpuidle states to fit general conventions

C0 is known as "busy", "not idle" state.
X86 "busy polling" state also got renamed from C0
to "POLL" recently.
Let's stay consistent with naming to avoid confusions.
Signed-off-by: NThomas Renninger <trenn@suse.de>
Acked-by: NMagnus Damm <damm@opensource.se>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>

arch/sh/kernel/cpu/shmobile/cpuidle.c

@@ -75,7 +75,7 @@ void sh_mobile_setup_cpuidle(void)
 	i = CPUIDLE_DRIVER_STATE_START;
 
 	state = &dev->states[i++];
-	snprintf(state->name, CPUIDLE_NAME_LEN, "C0");
+	snprintf(state->name, CPUIDLE_NAME_LEN, "C1");
 	strncpy(state->desc, "SuperH Sleep Mode", CPUIDLE_DESC_LEN);
 	state->exit_latency = 1;
 	state->target_residency = 1 * 2;
@@ -88,7 +88,7 @@ void sh_mobile_setup_cpuidle(void)
 
 	if (sh_mobile_sleep_supported & SUSP_SH_SF) {
 		state = &dev->states[i++];
-		snprintf(state->name, CPUIDLE_NAME_LEN, "C1");
+		snprintf(state->name, CPUIDLE_NAME_LEN, "C2");
 		strncpy(state->desc, "SuperH Sleep Mode [SF]",
 			CPUIDLE_DESC_LEN);
 		state->exit_latency = 100;
@@ -101,7 +101,7 @@ void sh_mobile_setup_cpuidle(void)
 
 	if (sh_mobile_sleep_supported & SUSP_SH_STANDBY) {
 		state = &dev->states[i++];
-		snprintf(state->name, CPUIDLE_NAME_LEN, "C2");
+		snprintf(state->name, CPUIDLE_NAME_LEN, "C3");
 		strncpy(state->desc, "SuperH Mobile Standby Mode [SF]",
 			CPUIDLE_DESC_LEN);
 		state->exit_latency = 2300;