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path: root/drivers/gpu/drm/i915/intel_i2c.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_i2c.c')
-rw-r--r--drivers/gpu/drm/i915/intel_i2c.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index 1991a4408cf9..b9755f6378d8 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -486,9 +486,6 @@ int intel_setup_gmbus(struct drm_device *dev)
486 bus->dev_priv = dev_priv; 486 bus->dev_priv = dev_priv;
487 487
488 bus->adapter.algo = &gmbus_algorithm; 488 bus->adapter.algo = &gmbus_algorithm;
489 ret = i2c_add_adapter(&bus->adapter);
490 if (ret)
491 goto err;
492 489
493 /* By default use a conservative clock rate */ 490 /* By default use a conservative clock rate */
494 bus->reg0 = port | GMBUS_RATE_100KHZ; 491 bus->reg0 = port | GMBUS_RATE_100KHZ;
@@ -498,6 +495,10 @@ int intel_setup_gmbus(struct drm_device *dev)
498 bus->force_bit = true; 495 bus->force_bit = true;
499 496
500 intel_gpio_setup(bus, port); 497 intel_gpio_setup(bus, port);
498
499 ret = i2c_add_adapter(&bus->adapter);
500 if (ret)
501 goto err;
501 } 502 }
502 503
503 intel_i2c_reset(dev_priv->dev); 504 intel_i2c_reset(dev_priv->dev);
@@ -540,9 +541,6 @@ void intel_teardown_gmbus(struct drm_device *dev)
540 struct drm_i915_private *dev_priv = dev->dev_private; 541 struct drm_i915_private *dev_priv = dev->dev_private;
541 int i; 542 int i;
542 543
543 if (dev_priv->gmbus == NULL)
544 return;
545
546 for (i = 0; i < GMBUS_NUM_PORTS; i++) { 544 for (i = 0; i < GMBUS_NUM_PORTS; i++) {
547 struct intel_gmbus *bus = &dev_priv->gmbus[i]; 545 struct intel_gmbus *bus = &dev_priv->gmbus[i];
548 i2c_del_adapter(&bus->adapter); 546 i2c_del_adapter(&bus->adapter);