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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-04-05 13:39:49 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-04-05 13:39:49 -0700 |
commit | 623dda65b6f71e6474f3f156dbed2acf6ff43584 (patch) | |
tree | ddeb5ad21697327a2bdff83fbe97ce7c12e56819 /drivers | |
parent | 899631c7916b231ba6509c90dbc33221e9194029 (diff) | |
parent | a6737ad15b4acf88bbf7753e929faf215adeaa3a (diff) | |
download | linux-623dda65b6f71e6474f3f156dbed2acf6ff43584.tar.bz2 |
Merge branch 'drm-intel-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/keithp/linux-2.6
* 'drm-intel-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/keithp/linux-2.6:
drm/i915/lvds: Remove 0xa0 DDC probe for LVDS
drm/i915/crt: Remove 0xa0 probe for VGA
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/i915/intel_crt.c | 20 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_lvds.c | 24 |
2 files changed, 0 insertions, 44 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 8342259f3160..d03fc05b39c0 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -269,21 +269,6 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector) return ret; } -static bool intel_crt_ddc_probe(struct drm_i915_private *dev_priv, int ddc_bus) -{ - u8 buf; - struct i2c_msg msgs[] = { - { - .addr = 0xA0, - .flags = 0, - .len = 1, - .buf = &buf, - }, - }; - /* DDC monitor detect: Does it ACK a write to 0xA0? */ - return i2c_transfer(&dev_priv->gmbus[ddc_bus].adapter, msgs, 1) == 1; -} - static bool intel_crt_detect_ddc(struct drm_connector *connector) { struct intel_crt *crt = intel_attached_crt(connector); @@ -293,11 +278,6 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector) if (crt->base.type != INTEL_OUTPUT_ANALOG) return false; - if (intel_crt_ddc_probe(dev_priv, dev_priv->crt_ddc_pin)) { - DRM_DEBUG_KMS("CRT detected via DDC:0xa0\n"); - return true; - } - if (intel_ddc_probe(&crt->base, dev_priv->crt_ddc_pin)) { struct edid *edid; bool is_digital = false; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 86cd30bcb619..a562bd2648c7 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -829,25 +829,6 @@ static bool lvds_is_present_in_vbt(struct drm_device *dev, return false; } -static bool intel_lvds_ddc_probe(struct drm_device *dev, u8 pin) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - u8 buf = 0; - struct i2c_msg msgs[] = { - { - .addr = 0xA0, - .flags = 0, - .len = 1, - .buf = &buf, - }, - }; - struct i2c_adapter *i2c = &dev_priv->gmbus[pin].adapter; - /* XXX this only appears to work when using GMBUS */ - if (intel_gmbus_is_forced_bit(i2c)) - return true; - return i2c_transfer(i2c, msgs, 1) == 1; -} - /** * intel_lvds_init - setup LVDS connectors on this device * @dev: drm device @@ -888,11 +869,6 @@ bool intel_lvds_init(struct drm_device *dev) } } - if (!intel_lvds_ddc_probe(dev, pin)) { - DRM_DEBUG_KMS("LVDS did not respond to DDC probe\n"); - return false; - } - intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL); if (!intel_lvds) { return false; |