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yaml
---
r: 329395
b: refs/heads/master
c: 057d386
h: refs/heads/master
i:
  329393: 3416bf3
  329391: 194d43d
v: v3
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Ben Widawsky authored and Daniel Vetter committed Sep 3, 2012
1 parent 40c8905 commit 5ce651a
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Showing 2 changed files with 14 additions and 14 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 0cc2764cc4a4bd73df55f8893c871778cf7ddd0f
refs/heads/master: 057d3860613813b2e8507bb932f9a523ad2cca2f
26 changes: 13 additions & 13 deletions trunk/drivers/gpu/drm/i915/intel_pm.c
Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,7 @@
#include "../../../platform/x86/intel_ips.h"
#include <linux/module.h>

#define FORCEWAKE_ACK_TIMEOUT_US 500
#define FORCEWAKE_ACK_TIMEOUT_MS 2

/* FBC, or Frame Buffer Compression, is a technique employed to compress the
* framebuffer contents in-memory, aiming at reducing the required bandwidth
Expand Down Expand Up @@ -3964,15 +3964,15 @@ static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
else
forcewake_ack = FORCEWAKE_ACK;

if (wait_for_atomic_us((I915_READ_NOTRACE(forcewake_ack) & 1) == 0,
FORCEWAKE_ACK_TIMEOUT_US))
if (wait_for_atomic((I915_READ_NOTRACE(forcewake_ack) & 1) == 0,
FORCEWAKE_ACK_TIMEOUT_MS))
DRM_ERROR("Timed out waiting for forcewake old ack to clear.\n");

I915_WRITE_NOTRACE(FORCEWAKE, 1);
POSTING_READ(FORCEWAKE);

if (wait_for_atomic_us((I915_READ_NOTRACE(forcewake_ack) & 1),
FORCEWAKE_ACK_TIMEOUT_US))
if (wait_for_atomic((I915_READ_NOTRACE(forcewake_ack) & 1),
FORCEWAKE_ACK_TIMEOUT_MS))
DRM_ERROR("Timed out waiting for forcewake to ack request.\n");

__gen6_gt_wait_for_thread_c0(dev_priv);
Expand All @@ -3987,15 +3987,15 @@ static void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv)
else
forcewake_ack = FORCEWAKE_MT_ACK;

if (wait_for_atomic_us((I915_READ_NOTRACE(forcewake_ack) & 1) == 0,
FORCEWAKE_ACK_TIMEOUT_US))
if (wait_for_atomic((I915_READ_NOTRACE(forcewake_ack) & 1) == 0,
FORCEWAKE_ACK_TIMEOUT_MS))
DRM_ERROR("Timed out waiting for forcewake old ack to clear.\n");

I915_WRITE_NOTRACE(FORCEWAKE_MT, _MASKED_BIT_ENABLE(1));
POSTING_READ(FORCEWAKE_MT);

if (wait_for_atomic_us((I915_READ_NOTRACE(forcewake_ack) & 1),
FORCEWAKE_ACK_TIMEOUT_US))
if (wait_for_atomic((I915_READ_NOTRACE(forcewake_ack) & 1),
FORCEWAKE_ACK_TIMEOUT_MS))
DRM_ERROR("Timed out waiting for forcewake to ack request.\n");

__gen6_gt_wait_for_thread_c0(dev_priv);
Expand Down Expand Up @@ -4075,14 +4075,14 @@ int __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)

static void vlv_force_wake_get(struct drm_i915_private *dev_priv)
{
if (wait_for_atomic_us((I915_READ_NOTRACE(FORCEWAKE_ACK_VLV) & 1) == 0,
FORCEWAKE_ACK_TIMEOUT_US))
if (wait_for_atomic((I915_READ_NOTRACE(FORCEWAKE_ACK_VLV) & 1) == 0,
FORCEWAKE_ACK_TIMEOUT_MS))
DRM_ERROR("Timed out waiting for forcewake old ack to clear.\n");

I915_WRITE_NOTRACE(FORCEWAKE_VLV, _MASKED_BIT_ENABLE(1));

if (wait_for_atomic_us((I915_READ_NOTRACE(FORCEWAKE_ACK_VLV) & 1),
FORCEWAKE_ACK_TIMEOUT_US))
if (wait_for_atomic((I915_READ_NOTRACE(FORCEWAKE_ACK_VLV) & 1),
FORCEWAKE_ACK_TIMEOUT_MS))
DRM_ERROR("Timed out waiting for forcewake to ack request.\n");

__gen6_gt_wait_for_thread_c0(dev_priv);
Expand Down

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