diff options
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_hdmi_regs.h')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_hdmi_regs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h index 99dde6e06a37..fc971506bd4f 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h @@ -442,6 +442,8 @@ static inline void vc4_hdmi_write(struct vc4_hdmi *hdmi, const struct vc4_hdmi_variant *variant = hdmi->variant; void __iomem *base; + lockdep_assert_held(&hdmi->hw_lock); + WARN_ON(!pm_runtime_active(&hdmi->pdev->dev)); if (reg >= variant->num_registers) { |