From 00d98ebd948b75919f542f53c31e9eb83310fbcf Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 24 Apr 2012 22:59:48 +0100 Subject: [PATCH] drm/i915: HWSTAM is only 16-bit on gen3 Signed-off-by: Chris Wilson Reviewed-by: Jesse Barnes Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_irq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index e8e4b9c41c6f..3c3e33a6c249 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2339,7 +2339,7 @@ static void i915_irq_preinstall(struct drm_device * dev) I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT)); } - I915_WRITE(HWSTAM, 0xeffe); + I915_WRITE16(HWSTAM, 0xeffe); for_each_pipe(pipe) I915_WRITE(PIPESTAT(pipe), 0); I915_WRITE(IMR, 0xffffffff); @@ -2537,7 +2537,7 @@ static void i915_irq_uninstall(struct drm_device * dev) I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT)); } - I915_WRITE(HWSTAM, 0xffffffff); + I915_WRITE16(HWSTAM, 0xffff); for_each_pipe(pipe) I915_WRITE(PIPESTAT(pipe), 0); I915_WRITE(IMR, 0xffffffff); -- 2.30.2