On 2010-10-04 10:56 AM, Rajkumar Manoharan wrote:
> On Sun, Oct 03, 2010 at 10:37:18PM +0530, Felix Fietkau wrote:
>> static void ath9k_regwrite_flush(void *hw_priv)
>> {
>> struct ath_hw *ah = (struct ath_hw *) hw_priv;
>> @@ -397,6 +388,9 @@ static void ath9k_regwrite_flush(void *hw_priv)
>> u32 rsp_status;
>> int r;
>>
>> + if (!atomic_dec_and_test(&priv->wmi->mwrite_cnt))
>> + return;
>> +
> FMU, Assume that mwrite_cnt > 1 and a reg_read happens after a flush whose value
> depends on issued reg_write, the above check skips reg_write.
> The buffered commands only issued either mwrite_cnt reaches zero or
> buffer reaches MAX limit.
OK, makes sense, I'll resend.
- Felix
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