diff options
| -rw-r--r-- | drivers/net/ipa/ipa_main.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/ipa/ipa_main.c b/drivers/net/ipa/ipa_main.c index f332210ce535..581b75488c6f 100644 --- a/drivers/net/ipa/ipa_main.c +++ b/drivers/net/ipa/ipa_main.c @@ -253,12 +253,11 @@ ipa_hardware_config_qsb(struct ipa *ipa, const struct ipa_data *data) /* Compute the value to use in the COUNTER_CFG register AGGR_GRANULARITY * field to represent the given number of microseconds. The value is one * less than the number of timer ticks in the requested period. 0 is not - * a valid granularity value. + * a valid granularity value (so for example @usec must be at least 16 for + * a TIMER_FREQUENCY of 32000). */ -static u32 ipa_aggr_granularity_val(u32 usec) +static __always_inline u32 ipa_aggr_granularity_val(u32 usec) { - WARN_ON(!usec); - return DIV_ROUND_CLOSEST(usec * TIMER_FREQUENCY, USEC_PER_SEC) - 1; } |