diff options
Diffstat (limited to 'drivers/ufs/ufs-exynos.c')
| -rw-r--r-- | drivers/ufs/ufs-exynos.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/ufs/ufs-exynos.c b/drivers/ufs/ufs-exynos.c index ed47b063b..586059c3f 100644 --- a/drivers/ufs/ufs-exynos.c +++ b/drivers/ufs/ufs-exynos.c @@ -34,14 +34,14 @@ module_param(desired_power_mode_gear, uint, 0444); MODULE_PARM_DESC(desired_power_mode_gear, "Target UFS HS/PWM Gear, " "0 ( = not set) " "1-4 ( = use specified gear)"); -#define POWER_MODE_GEAR_VALID(x) (0x1E & (1 << (x))) +#define POWER_MODE_GEAR_VALID(x) ((x) && ((x) <= 4)) static unsigned int desired_power_mode_lane; module_param(desired_power_mode_lane, uint, 0444); MODULE_PARM_DESC(desired_power_mode_lane, "Target UFS Number of Lanes, " - "0 ( = not set)" + "0 ( = not set) " "1-2 ( = use specified num lanes)"); -#define POWER_MODE_LANE_VALID(x) (0x6 & (1 << (x))) +#define POWER_MODE_LANE_VALID(x) ((x) && ((x) <= 2)) static unsigned int desired_power_mode_pwr; module_param(desired_power_mode_pwr, uint, 0444); @@ -51,7 +51,7 @@ MODULE_PARM_DESC(desired_power_mode_pwr, "Target UFS PA Power Mode, " "2 ( = SLOW_MODE) " "4 ( = FASTAUTO_MODE) " "5 ( = SLOWAUTO_MODE)"); -#define POWER_MODE_PWR_VALID(x) (0x36 & (1 << (x))) +#define POWER_MODE_PWR_VALID(x) (((x) <= 5) && (0x36 & (1 << (x)))) static unsigned int desired_power_mode_hs_rate; module_param(desired_power_mode_hs_rate, uint, 0444); @@ -59,7 +59,7 @@ MODULE_PARM_DESC(desired_power_mode_hs_rate, "Target UFS HS Series, " "0 ( = not set) " "1 ( = HS Series A) " "2 ( = HS Series B)"); -#define POWER_MODE_HS_RATE_VALID(x) (0x6 & (1 << (x))) +#define POWER_MODE_HS_RATE_VALID(x) ((x) && ((x) <= 2)) #define IS_C_STATE_ON(h) ((h)->c_state == C_ON) #define PRINT_STATES(h) \ |