From 132f3f1767dbabfb01f3c9bd63098c65d91eeac9 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 10 Nov 2014 15:34:33 +0200 Subject: [PATCH] drm/i915: WARN if we receive any gen9 rps interrupts Paulo noticed that we don't support RPS on GEN9 yet, so WARN for and ignore any RPS interrupts on that platform. Signed-off-by: Imre Deak Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_irq.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 96d150f575d3..729e9a329f76 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1690,6 +1690,11 @@ static void i9xx_pipe_crc_irq_handler(struct drm_device *dev, enum pipe pipe) * the work queue. */ static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir) { + /* TODO: RPS on GEN9 is not supported yet. */ + if (WARN_ONCE(INTEL_INFO(dev_priv)->gen == 9, + "GEN9: unexpected RPS IRQ\n")) + return; + if (pm_iir & dev_priv->pm_rps_events) { spin_lock(&dev_priv->irq_lock); dev_priv->rps.pm_iir |= pm_iir & dev_priv->pm_rps_events; -- 2.39.5