[PATCH 07/15] mailbox: mediatek: Add loop pkt flag and irq handling for loop command

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Sun Sep 24 23:44:16 PDT 2023


On 25/09/2023 07:21, Jason-JH Lin (林睿祥) wrote:
> Hi Krzysztof,
> 
> Thanks for the reviews.
> 
> On Sat, 2023-09-23 at 20:03 +0200, Krzysztof Kozlowski wrote:
>>  	 
>> External email : Please do not click links or open attachments until
>> you have verified the sender or the content.
>>  On 18/09/2023 21:21, Jason-JH.Lin wrote:
>>> CMDQ client can use a loop flag for the CMDQ packet to make current
>>> command buffer jumps to the beginning when GCE executes to the end
>>> of commands buffer.
>>>
>>> GCE irq occurs when GCE executes to the end of command instruction.
>>> If the CMDQ packet is a loopping command, GCE irq handler can not
>>> delete the CMDQ task and disable the GCE thread.
>>>
>>> Add cmdq_mbox_stop to support thread disable
>>
>> How or where do you add it? I do not see it in this patch. Your
>> patchset
>> looks randomly organized.
> 
> This will be used in cmdq_pkt_finialize_loop() at [PATCH 8/15].
> 
> mtk-cmdq-helper.c and mtk-cmdq-mailbox.c are not in the
> same maintainer's tree, so I separate this to another patch from [PATCH
> 8/15].

Why? Anyway it has to go through same tree. You have dependencies. Such
artificial split makes it only difficult to review and understand.
Re-organize your patchset to be correctly split per each logical
feature/change. Split per subsystems is not the same.

Best regards,
Krzysztof




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