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path: root/drivers/gpu/drm/radeon/atombios_crtc.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 84a69e7..9541995 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -671,6 +671,13 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
DISPPLL_CONFIG_DUAL_LINK;
}
}
+ if (radeon_encoder_is_dp_bridge(encoder)) {
+ struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
+ struct radeon_encoder *ext_radeon_encoder = to_radeon_encoder(ext_encoder);
+ args.v3.sInput.ucExtTransmitterID = ext_radeon_encoder->encoder_id;
+ } else
+ args.v3.sInput.ucExtTransmitterID = 0;
+
atom_execute_table(rdev->mode_info.atom_context,
index, (uint32_t *)&args);
adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10;
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