diff options
Diffstat (limited to 'drivers/gpu/drm/pl111/pl111_display.c')
| -rw-r--r-- | drivers/gpu/drm/pl111/pl111_display.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/pl111/pl111_display.c b/drivers/gpu/drm/pl111/pl111_display.c index 4d4e38b4c9d5..d75923896609 100644 --- a/drivers/gpu/drm/pl111/pl111_display.c +++ b/drivers/gpu/drm/pl111/pl111_display.c @@ -256,7 +256,8 @@ static void pl111_display_enable(struct drm_simple_display_pipe *pipe, cntl |= CNTL_LCDPWR; writel(cntl, priv->regs + priv->ctrl); - drm_crtc_vblank_on(crtc); + if (!priv->variant->broken_vblank) + drm_crtc_vblank_on(crtc); } void pl111_display_disable(struct drm_simple_display_pipe *pipe) @@ -266,7 +267,8 @@ void pl111_display_disable(struct drm_simple_display_pipe *pipe) struct pl111_drm_dev_private *priv = drm->dev_private; u32 cntl; - drm_crtc_vblank_off(crtc); + if (!priv->variant->broken_vblank) + drm_crtc_vblank_off(crtc); /* Power Down */ cntl = readl(priv->regs + priv->ctrl); |