[PATCH v3 1/2] i2c: aspeed: Handle the coalesced stop conditions with the start conditions.

Quan Nguyen quan at os.amperecomputing.com
Mon Dec 11 15:09:08 AEDT 2023



On 10/12/2023 03:28, Andi Shyti wrote:
> Hi Quan,
> 
> On Fri, Dec 08, 2023 at 10:31:41AM +0700, Quan Nguyen wrote:
>> Some masters may drive the transfers with low enough latency between
>> the nak/stop phase of the current command and the start/address phase
>> of the following command that the interrupts are coalesced by the
>> time we process them.
>> Handle the stop conditions before processing SLAVE_MATCH to fix the
>> complaints that sometimes occur below.
>>
>> "aspeed-i2c-bus 1e78a040.i2c-bus: irq handled != irq. Expected
>> 0x00000086, but was 0x00000084"
>>
>> Fixes: f9eb91350bb2 ("i2c: aspeed: added slave support for Aspeed I2C driver")
>> Signed-off-by: Quan Nguyen <quan at os.amperecomputing.com>
> 
> Reviewed-by: Andi Shyti <andi.shyti at kernel.org>
> 

Thanks Andi,
I'll add your Reviewed-by in v4

Thanks,
- Quan


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