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drm/radeon/kms: add quirk for VGA without DDC on rv730 XFX card.

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Reported on irc by nirbheek.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2010-02-09 09:06:00 +10:00
parent 4b9d2a2112
commit efa8450f6c
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/radeon/radeon_atombios.c
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@ -287,6 +287,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
*connector_type = DRM_MODE_CONNECTOR_DVID;
}
/* XFX Pine Group device rv730 reports no VGA DDC lines
* even though they are wired up to record 0x93
*/
if ((dev->pdev->device == 0x9498) &&
(dev->pdev->subsystem_vendor == 0x1682) &&
(dev->pdev->subsystem_device == 0x2452)) {
struct radeon_device *rdev = dev->dev_private;
*i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);
}
return true;
}