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radeon_hd: ensure we call CMD_SETUP on DCE6+ dpms 

* We may not get a picture otherwise
This commit is contained in:
Alexander von Gluck IV 2012-08-14 07:11:49 -05:00
parent baa7999a48
commit facf5d1ef8
1 changed files with 6 additions and 0 deletions
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6
src/add-ons/accelerants/radeon_hd/encoder.cpp
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@ -1702,6 +1702,12 @@ encoder_dpms_set_dig(uint8 crtcID, int mode)
|| info.chipsetID == RADEON_RV730
|| (info.chipsetFlags & CHIP_APU) != 0
|| info.dceMajor >= 5) {
if (info.dceMajor >= 6) {
/* We need to call CMD_SETUP before reenabling the encoder,
otherwise we never get a picture */
transmitter_dig_setup(connectorIndex, pll->pixelClock, 0, 0,
ATOM_ENCODER_CMD_SETUP);
}
transmitter_dig_setup(connectorIndex, pll->pixelClock, 0, 0,
ATOM_TRANSMITTER_ACTION_ENABLE);
} else {