drm/vkms: Allow to configure multiple encoders

Add a list of encoders to vkms_config and helper functions to add and
remove as many encoders as wanted.

For backwards compatibility, add one encoder to the default
configuration.

A future patch will allow to attach encoders and CRTCs, but for the
moment there are no changes in the way the output is configured.

Reviewed-by: Louis Chauvet <louis.chauvet@bootlin.com>
Co-developed-by: Louis Chauvet <louis.chauvet@bootlin.com>
Signed-off-by: Louis Chauvet <louis.chauvet@bootlin.com>
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250218101214.5790-12-jose.exposito89@gmail.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>
This commit is contained in:
José Expósito 2025-02-18 11:12:11 +01:00 • committed by Maxime Ripard
commit f60a183dc9
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