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drm/i915: remove VLV MSI IRQ hack

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Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2013-03-01 14:08:33 -08:00 committed by Daniel Vetter
parent ab3e67f43a
commit 2ce12e3dff
1 changed files with 0 additions and 8 deletions
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8
drivers/gpu/drm/i915/i915_irq.c
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@ -2657,7 +2657,6 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
u32 enable_mask;
u32 pipestat_enable = PLANE_FLIP_DONE_INT_EN_VLV;
u32 render_irqs;
u16 msid;
enable_mask = I915_DISPLAY_PORT_INTERRUPT;
enable_mask |= I915_DISPLAY_PIPE_A_EVENT_INTERRUPT |
@ -2673,13 +2672,6 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
I915_DISPLAY_PIPE_A_VBLANK_INTERRUPT |
I915_DISPLAY_PIPE_B_VBLANK_INTERRUPT;
/* Hack for broken MSIs on VLV */
pci_write_config_dword(dev_priv->dev->pdev, 0x94, 0xfee00000);
pci_read_config_word(dev->pdev, 0x98, &msid);
msid &= 0xff; /* mask out delivery bits */
msid |= (1<<14);
pci_write_config_word(dev_priv->dev->pdev, 0x98, msid);
I915_WRITE(PORT_HOTPLUG_EN, 0);
POSTING_READ(PORT_HOTPLUG_EN);