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| author | David S. Miller <davem@davemloft.net> | 2012-05-16 22:17:37 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-05-16 22:17:37 -0400 |
| commit | 028940342a906db8da014a7603a0deddc2c323dd (patch) | |
| tree | 688dbc38a3e218f2493d311b1d70a67668837347 /drivers/gpu/drm/i915/intel_sdvo.c | |
| parent | be3eed2e96340d3c7a4d1ea1d63e7bd6095d1e34 (diff) | |
| parent | 0e93b4b304ae052ba1bc73f6d34a68556fe93429 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 232d77d07d8b..ae5e748f39bb 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -1220,8 +1220,14 @@ static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct in static int intel_sdvo_supports_hotplug(struct intel_sdvo *intel_sdvo) { + struct drm_device *dev = intel_sdvo->base.base.dev; u8 response[2]; + /* HW Erratum: SDVO Hotplug is broken on all i945G chips, there's noise + * on the line. */ + if (IS_I945G(dev) || IS_I945GM(dev)) + return false; + return intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, &response, 2) && response[0]; } |