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radeon_hd: Fix APU / DCE 5+ encoder mode switch

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* Don't touch transmitter.
* Potential fix for #8331 and other HD 5xxx, 6xxx
  mode setting issues.
* Missed in my backport drm commit:
  3a47824d85eeca122895646f027dc63480994199
* Tested as non-impacting change on my APU
This commit is contained in:
Alexander von Gluck IV 2012-03-08 09:29:27 -06:00
parent f070c3c311
commit 89a2b4812c
1 changed files with 4 additions and 5 deletions
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9
src/add-ons/accelerants/radeon_hd/encoder.cpp
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@ -312,14 +312,13 @@ encoder_mode_set(uint8 id, uint32 pixelClock)
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
if ((info.chipsetFlags & CHIP_APU) != 0) {
// aka DCE 4.1
if ((info.chipsetFlags & CHIP_APU) != 0
|| info.dceMajor >= 5) {
// Setup DIG encoder
encoder_dig_setup(connectorIndex, pixelClock,
ATOM_ENCODER_CMD_SETUP);
// Enable DIG transmitter
transmitter_dig_setup(connectorIndex, pixelClock, 0, 0,
ATOM_TRANSMITTER_ACTION_ENABLE);
encoder_dig_setup(connectorIndex, pixelClock,
ATOM_ENCODER_CMD_SETUP_PANEL_MODE);
} else if (info.dceMajor >= 4) {
// Disable DIG transmitter
transmitter_dig_setup(connectorIndex, pixelClock, 0, 0,