drm: mxsfb: Enable vblank handling

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Enable vblank handling when the CRTC is turned on and disable it when it
is turned off. This requires moving vblank init after the KMS pipeline
initialisation, otherwise drm_vblank_init() gets called with 0 CRTCs.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Stefan Agner <stefan@agner.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200727020654.8231-15-laurent.pinchart@ideasonboard.com

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Laurent Pinchart 2020-07-27 05:06:46 +03:00 • committed by Stefan Agner

parent 07b7fd77b4

commit b9f5937680

2 changed files with 14 additions and 7 deletions

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15

drivers/gpu/drm/mxsfb/mxsfb_drv.c

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6

drivers/gpu/drm/mxsfb/mxsfb_kms.c

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