drm/radeon: fix XFX quirk

[karo-tx-linux.git] / drivers / gpu / drm / radeon / radeon_atombios.c

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 8e1532f35ca3009f61831ad69523ef08d6374778..9d2c369ee3198f18985f8fcc6897c43c1add982e 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -438,7 +438,9 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
         */
        if ((dev->pdev->device == 0x9498) &&
            (dev->pdev->subsystem_vendor == 0x1682) &&
-           (dev->pdev->subsystem_device == 0x2452)) {
+           (dev->pdev->subsystem_device == 0x2452) &&
+           (i2c_bus->valid == false) &&
+           !(supported_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))) {
                struct radeon_device *rdev = dev->dev_private;
                *i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);
        }