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drm/i915: drop init_dpio, shouldn't be needed

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This is a reset feature we don't actually need.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
[danvet: Make it compile.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2013-04-18 14:44:29 -07:00 committed by Daniel Vetter
parent e2fa6fba3d
commit 78c9b7e71d
1 changed files with 0 additions and 14 deletions
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14
drivers/gpu/drm/i915/intel_display.c
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@ -467,17 +467,6 @@ void intel_dpio_write(struct drm_i915_private *dev_priv, int reg, u32 val)
DRM_ERROR("DPIO write wait timed out\n");
}
static void vlv_init_dpio(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
/* Reset the DPIO config */
I915_WRITE(DPIO_CTL, 0);
POSTING_READ(DPIO_CTL);
I915_WRITE(DPIO_CTL, 1);
POSTING_READ(DPIO_CTL);
}
static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc,
int refclk)
{
@ -9429,9 +9418,6 @@ void intel_modeset_cleanup(struct drm_device *dev)
ironlake_teardown_rc6(dev);
if (IS_VALLEYVIEW(dev))
vlv_init_dpio(dev);
mutex_unlock(&dev->struct_mutex);
/* Disable the irq before mode object teardown, for the irq might