[PATCH 1/2] drm/vkms: Use index instead of 0 in possible crtc

Simon Ser contact at emersion.fr
Tue Jun 18 05:18:01 UTC 2019


On Tuesday, June 18, 2019 5:19 AM, Rodrigo Siqueira <rodrigosiqueiramelo at gmail.com> wrote:
> I made the patch, but when I started to write the commit message, I just
> realized that I did not understand why possible_crtcs should not be
> equal zero. Why can we not use zero?

Hi,

possible_crtcs is a bitfield. If it's zero, it means the plane cannot
be attached to any CRTC, which makes it rather useless.

Thanks,

Simon


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