Setting the plane registers first and the mode registers afterwards reproduces the sequence used by atomic helpers. Done in preparation of switching to simple KMS helpers.
Signed-off-by: Thomas Zimmermann tzimmermann@suse.de Tested-by: John Donnelly John.p.donnelly@oracle.com Acked-by: Sam Ravnborg sam@ravnborg.org Acked-by: Emil Velikov emil.velikov@collabora.com --- drivers/gpu/drm/mgag200/mgag200_mode.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index 2007d7a4754ac..4dba0a379c263 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -1145,8 +1145,6 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, WREG_CRT(15, 0); WREG_CRT(19, pitch & 0xFF);
- mgag200_set_mode_regs(mdev, mode); - ext_vga[0] = 0;
/* TODO interlace */ @@ -1182,6 +1180,8 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
mga_crtc_do_set_base(mdev, fb, old_fb);
+ mgag200_set_mode_regs(mdev, mode); + /* reset tagfifo */ if (mdev->type == G200_ER) { u32 mem_ctl = RREG32(MGAREG_MEMCTL);