Re: [PATCH v2 5/9] media: staging: rkisp1: add a pointer to rkisp1_device from struct rkisp1_isp

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Hi,

On 21.07.20 14:36, Tomasz Figa wrote:
On Tue, Jul 21, 2020 at 2:26 PM Dafna Hirschfeld
<dafna.hirschfeld@xxxxxxxxxxxxx> wrote:

Hi,

On 20.07.20 21:25, Helen Koike wrote:


On 7/18/20 11:59 AM, Dafna Hirschfeld wrote:
The code in rkisp1-isp.c requires access to struct 'rkisp1_device'
in several places. It access it using the 'container_of' macro.
This patch adds a pointer to 'rkisp1_device' in struct 'rkisp1_isp'
to simplify the access.

What is wrong with container_of?

I remember Laurent suggested it a while ago.
I also feel container_of is a bit cumbersome and other entities already have a pointer to rkisp1_device.


Do we even need the rkisp1_isp struct? Could we just pass rkisp1_device instead?

pass to where ?  You mean to the function rkisp1_mipi_csi2_start ?

Thanks,
Dafna



Best regards,
Tomasz




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