luck/tmp_suning_uos_patched
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ARM: OMAP3: PM: cpuidle: default to C1 in next_valid_state

Browse Source 
If the next state is no found in the next_valid_state function,
fallback to the default value of C1 (which is state 0).
This prevents the use of a bogus state -1 in the rest of the cpuidle
code.

Signed-off-by: Jean Pihet <j-pihet@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
This commit is contained in:
Jean Pihet 2012-06-01 17:11:06 +02:00 committed by Kevin Hilman
parent 34059a878f
commit 063a5d0116
1 changed files with 1 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
arch/arm/mach-omap2/cpuidle34xx.c
View File

@ -178,7 +178,7 @@ static int next_valid_state(struct cpuidle_device *dev,
u32 mpu_deepest_state = PWRDM_POWER_RET;
u32 core_deepest_state = PWRDM_POWER_RET;
int idx;
int next_index = -1;
int next_index = 0; /* C1 is the default value */
if (enable_off_mode) {
mpu_deepest_state = PWRDM_POWER_OFF;
@ -209,12 +209,6 @@ static int next_valid_state(struct cpuidle_device *dev,
}
}
/*
* C1 is always valid.
* So, no need to check for 'next_index == -1' outside
* this loop.
*/
return next_index;
}