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path: root/drivers/gpu/drm/i915/intel_uncore.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_uncore.c')
-rw-r--r--drivers/gpu/drm/i915/intel_uncore.c28
1 files changed, 22 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index a6d8a3ee7750..4a86cf007aa0 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -1455,20 +1455,36 @@ static int gen6_do_reset(struct drm_device *dev)
return ret;
}
-int intel_gpu_reset(struct drm_device *dev)
+static int (*intel_get_gpu_reset(struct drm_device *dev))(struct drm_device *)
{
if (INTEL_INFO(dev)->gen >= 6)
- return gen6_do_reset(dev);
+ return gen6_do_reset;
else if (IS_GEN5(dev))
- return ironlake_do_reset(dev);
+ return ironlake_do_reset;
else if (IS_G4X(dev))
- return g4x_do_reset(dev);
+ return g4x_do_reset;
else if (IS_G33(dev))
- return g33_do_reset(dev);
+ return g33_do_reset;
else if (INTEL_INFO(dev)->gen >= 3)
- return i915_do_reset(dev);
+ return i915_do_reset;
else
+ return NULL;
+}
+
+int intel_gpu_reset(struct drm_device *dev)
+{
+ int (*reset)(struct drm_device *);
+
+ reset = intel_get_gpu_reset(dev);
+ if (reset == NULL)
return -ENODEV;
+
+ return reset(dev);
+}
+
+bool intel_has_gpu_reset(struct drm_device *dev)
+{
+ return intel_get_gpu_reset(dev) != NULL;
}
void intel_uncore_check_errors(struct drm_device *dev)
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