Re: [PATCH v3 12/12] media: staging: rkisp1: cap: protect access to buf with the spin lock

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Em Tue, 22 Sep 2020 13:34:02 +0200
Dafna Hirschfeld <dafna.hirschfeld@xxxxxxxxxxxxx> escreveu:

> The function 'rkisp1_stream_start' calls 'rkisp1_set_next_buf'
> which access the buffers, so the call should be protected by
> taking the cap->buf.lock.
> After this patch, all locks are reviewed and commented so remove
> the TODO item "review and comment every lock"
> 
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@xxxxxxxxxxxxx>
> ---
>  drivers/staging/media/rkisp1/TODO             | 1 -
>  drivers/staging/media/rkisp1/rkisp1-capture.c | 2 ++
>  2 files changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/media/rkisp1/TODO b/drivers/staging/media/rkisp1/TODO
> index f0c90d1c86a8..9662e9b51c7f 100644
> --- a/drivers/staging/media/rkisp1/TODO
> +++ b/drivers/staging/media/rkisp1/TODO
> @@ -1,6 +1,5 @@
>  * Fix pad format size for statistics and parameters entities.
>  * Fix checkpatch errors.
> -* Review and comment every lock
>  * Handle quantization
>  * streaming paths (mainpath and selfpath) check if the other path is streaming
>  in several places of the code, review this, specially that it doesn't seem it


FYI,

There was a trivial context conflict here. Basically, the upstream
version has this:


	 * Add uapi docs. Remember to add documentation of how quantization is handled.

I solved the conflict, but as some patches for rkisp1 got merged
on a different pull request, and there were some uapi docs at the
other PR, maybe this would need to be revisited.

Thanks,
Mauro



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