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drm/mgag200: Don't write-protect CRTC 0-7 while in mga_crtc_prepare()
authorThomas Zimmermann <tzimmermann@suse.de>
Tue, 7 Jul 2020 08:24:05 +0000 (10:24 +0200)
committerThomas Zimmermann <tzimmermann@suse.de>
Tue, 14 Jul 2020 07:06:14 +0000 (09:06 +0200)
commitda568d5e352c95c6278ddc2778cbd36b5ea65b09
treeabc88e1cee4639c370056ca4fe4200f22d7b66bftree | snapshot
parent02cd2d3144653e6e2a0c7ccaa73311e48e2dc686commit | diff
drm/mgag200: Don't write-protect CRTC 0-7 while in mga_crtc_prepare()

The prepare function write-protects several registers that it doesn't
even touch. Removed the related code.

The code for unprotecting registers also clears VINT interrupts. Both
is now done once during initialization.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200707082411.6583-2-tzimmermann@suse.de
drivers/gpu/drm/mgag200/mgag200_drv.h diff | blob | history
drivers/gpu/drm/mgag200/mgag200_mode.c diff | blob | history
drivers/gpu/drm/mgag200/mgag200_reg.h diff | blob | history
Domain: System / Kernel;