From: Ville Syrjälä Date: Mon, 11 Apr 2016 13:56:23 +0000 (+0300) Subject: drm/i915: Remove "VLV magic" from irq setup X-Git-Tag: v4.7-rc1~77^2~37^2~123 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=93de68f94081ea2cbc55e47dc84bcd606264050a;p=karo-tx-linux.git drm/i915: Remove "VLV magic" from irq setup No clue what this is supposed to achieve. I think it's been there since the very beginning, so presumably some kind of kludge for very early silicon. Let's just throw it out. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1460382992-28728-2-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 679f08c944ef..1d21ebfffd4d 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3319,12 +3319,6 @@ static void valleyview_irq_preinstall(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; - /* VLV magic */ - I915_WRITE(VLV_IMR, 0); - I915_WRITE(RING_IMR(RENDER_RING_BASE), 0); - I915_WRITE(RING_IMR(GEN6_BSD_RING_BASE), 0); - I915_WRITE(RING_IMR(BLT_RING_BASE), 0); - gen5_gt_irq_reset(dev); I915_WRITE(DPINVGTT, DPINVGTT_STATUS_MASK);