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drm/i915: gen2: move error capture of IER to its correct place 

While checking the error capture path I noticed that this register is
read twice for GEN2, so fix this and also move the read where it's done
for other platforms.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Imre Deak 2014-04-14 20:24:31 +03:00 committed by Daniel Vetter
parent f454c6940e
commit 51660e0eb6
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/i915/i915_gpu_error.c
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@ -1054,9 +1054,6 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv,
error->gfx_mode = I915_READ(GFX_MODE);
}
if (IS_GEN2(dev))
error->ier = I915_READ16(IER);
/* 2: Registers which belong to multiple generations */
if (INTEL_INFO(dev)->gen >= 7)
error->forcewake = I915_READ(FORCEWAKE_MT);
@ -1080,7 +1077,10 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv,
if (HAS_PCH_SPLIT(dev))
error->ier = I915_READ(DEIER) | I915_READ(GTIER);
else {
error->ier = I915_READ(IER);
if (IS_GEN2(dev))
error->ier = I915_READ16(IER);
else
error->ier = I915_READ(IER);
for_each_pipe(pipe)
error->pipestat[pipe] = I915_READ(PIPESTAT(pipe));
}