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path: root/drivers/gpu/drm/i915/intel_modes.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_modes.c')
-rw-r--r--drivers/gpu/drm/i915/intel_modes.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/gpu/drm/i915/intel_modes.c b/drivers/gpu/drm/i915/intel_modes.c
index 4b1fd3d9c73c..f70b7cf32bff 100644
--- a/drivers/gpu/drm/i915/intel_modes.c
+++ b/drivers/gpu/drm/i915/intel_modes.c
@@ -1,6 +1,6 @@
1/* 1/*
2 * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> 2 * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
3 * Copyright (c) 2007 Intel Corporation 3 * Copyright (c) 2007, 2010 Intel Corporation
4 * Jesse Barnes <jesse.barnes@intel.com> 4 * Jesse Barnes <jesse.barnes@intel.com>
5 * 5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a 6 * Permission is hereby granted, free of charge, to any person obtaining a
@@ -34,11 +34,11 @@
34 * intel_ddc_probe 34 * intel_ddc_probe
35 * 35 *
36 */ 36 */
37bool intel_ddc_probe(struct intel_encoder *intel_encoder) 37bool intel_ddc_probe(struct intel_encoder *intel_encoder, int ddc_bus)
38{ 38{
39 struct drm_i915_private *dev_priv = intel_encoder->base.dev->dev_private;
39 u8 out_buf[] = { 0x0, 0x0}; 40 u8 out_buf[] = { 0x0, 0x0};
40 u8 buf[2]; 41 u8 buf[2];
41 int ret;
42 struct i2c_msg msgs[] = { 42 struct i2c_msg msgs[] = {
43 { 43 {
44 .addr = 0x50, 44 .addr = 0x50,
@@ -54,13 +54,7 @@ bool intel_ddc_probe(struct intel_encoder *intel_encoder)
54 } 54 }
55 }; 55 };
56 56
57 intel_i2c_quirk_set(intel_encoder->enc.dev, true); 57 return i2c_transfer(&dev_priv->gmbus[ddc_bus].adapter, msgs, 2) == 2;
58 ret = i2c_transfer(intel_encoder->ddc_bus, msgs, 2);
59 intel_i2c_quirk_set(intel_encoder->enc.dev, false);
60 if (ret == 2)
61 return true;
62
63 return false;
64} 58}
65 59
66/** 60/**
@@ -76,9 +70,7 @@ int intel_ddc_get_modes(struct drm_connector *connector,
76 struct edid *edid; 70 struct edid *edid;
77 int ret = 0; 71 int ret = 0;
78 72
79 intel_i2c_quirk_set(connector->dev, true);
80 edid = drm_get_edid(connector, adapter); 73 edid = drm_get_edid(connector, adapter);
81 intel_i2c_quirk_set(connector->dev, false);
82 if (edid) { 74 if (edid) {
83 drm_mode_connector_update_edid_property(connector, edid); 75 drm_mode_connector_update_edid_property(connector, edid);
84 ret = drm_add_edid_modes(connector, edid); 76 ret = drm_add_edid_modes(connector, edid);