status_t
dp_link_train(uint8 crtcID)
{
TRACE("%s\n", __func__);
uint32 connectorIndex = gDisplay[crtcID]->connectorIndex;
dp_info* dp = &gConnector[connectorIndex]->dpInfo;
display_mode* mode = &gDisplay[crtcID]->currentMode;
if (dp->valid != true) {
ERROR("%s: started on invalid DisplayPort connector #%" B_PRIu32 "\n",
__func__, connectorIndex);
return B_ERROR;
}
int index = GetIndexIntoMasterTable(COMMAND, DPEncoderService);
// Table version
uint8 tableMajor;
uint8 tableMinor;
dp->trainingUseEncoder = true;
if (atom_parse_cmd_header(gAtomContext, index, &tableMajor, &tableMinor)
== B_OK) {
if (tableMinor > 1) {
// The AtomBIOS DPEncoderService greater then 1.1 can't program the
// training pattern properly.
dp->trainingUseEncoder = false;
}
}
uint32 linkEnumeration
= gConnector[connectorIndex]->encoder.linkEnumeration;
uint32 gpioID = gConnector[connectorIndex]->gpioID;
uint32 hwPin = gGPIOInfo[gpioID]->hwPin;
uint32 dpEncoderID = 0;
if (encoder_pick_dig(connectorIndex) > 0)
dpEncoderID |= ATOM_DP_CONFIG_DIG2_ENCODER;
else
dpEncoderID |= ATOM_DP_CONFIG_DIG1_ENCODER;
if (linkEnumeration == GRAPH_OBJECT_ENUM_ID2)
dpEncoderID |= ATOM_DP_CONFIG_LINK_B;
else
dpEncoderID |= ATOM_DP_CONFIG_LINK_A;
dp->trainingReadInterval
= dpcd_reg_read(hwPin, DP_TRAINING_AUX_RD_INTERVAL);
uint8 sandbox = dpcd_reg_read(hwPin, DP_MAX_LANE_COUNT);
radeon_shared_info &info = *gInfo->shared_info;
//bool dpTPS3Supported = false;
//if (info.dceMajor >= 5 && (sandbox & DP_TPS3_SUPPORTED) != 0)
// dpTPS3Supported = true;
// *** DisplayPort link training initialization
// Power up the DP sink
if (dp->config[0] >= DP_DPCD_REV_11)
dpcd_reg_write(hwPin, DP_SET_POWER, DP_SET_POWER_D0);
// Possibly enable downspread on the sink
if ((dp->config[3] & 0x1) != 0)
dpcd_reg_write(hwPin, DP_DOWNSPREAD_CTRL, DP_DOWNSPREAD_CTRL_AMP_EN);
else
dpcd_reg_write(hwPin, DP_DOWNSPREAD_CTRL, 0);
encoder_dig_setup(connectorIndex, mode->timing.pixel_clock,
ATOM_ENCODER_CMD_SETUP_PANEL_MODE);
// TODO: Doesn't this overwrite important dpcd info?
sandbox = dp->laneCount;
if ((dp->config[0] >= DP_DPCD_REV_11)
&& (dp->config[2] & DP_ENHANCED_FRAME_CAP_EN))
sandbox |= DP_ENHANCED_FRAME_EN;
dpcd_reg_write(hwPin, DP_LANE_COUNT, sandbox);
// Set the link rate on the DP sink
sandbox = dp_encode_link_rate(dp->linkRate);
dpcd_reg_write(hwPin, DP_LINK_RATE, sandbox);
// Start link training on source
if (info.dceMajor >= 4 || !dp->trainingUseEncoder) {
encoder_dig_setup(connectorIndex, mode->timing.pixel_clock,
ATOM_ENCODER_CMD_DP_LINK_TRAINING_START);
} else {
ERROR("%s: TODO: cannot use AtomBIOS DPEncoderService on card!\n",
__func__);
}
// Disable the training pattern on the sink
dpcd_reg_write(hwPin, DP_TRAIN, DP_TRAIN_PATTERN_DISABLED);
dp_link_train_cr(connectorIndex);
dp_link_train_ce(connectorIndex);
// *** DisplayPort link training finish
snooze(400);
// Disable the training pattern on the sink
dpcd_reg_write(hwPin, DP_TRAIN, DP_TRAIN_PATTERN_DISABLED);
// Disable the training pattern on the source
if (info.dceMajor >= 4 || !dp->trainingUseEncoder) {
encoder_dig_setup(connectorIndex, mode->timing.pixel_clock,
ATOM_ENCODER_CMD_DP_LINK_TRAINING_COMPLETE);
} else {
ERROR("%s: TODO: cannot use AtomBIOS DPEncoderService on card!\n",
__func__);
}
return B_OK;
}
void radeon_dp_link_train(struct drm_encoder *encoder,
struct drm_connector *connector)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_atom_dig *dig;
struct radeon_connector *radeon_connector;
struct radeon_connector_atom_dig *dig_connector;
struct radeon_dp_link_train_info dp_info;
int index;
u8 tmp, frev, crev;
if (!radeon_encoder->enc_priv)
return;
dig = radeon_encoder->enc_priv;
radeon_connector = to_radeon_connector(connector);
if (!radeon_connector->con_priv)
return;
dig_connector = radeon_connector->con_priv;
if ((dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_DISPLAYPORT) &&
(dig_connector->dp_sink_type != CONNECTOR_OBJECT_ID_eDP))
return;
/* DPEncoderService newer than 1.1 can't program properly the
* training pattern. When facing such version use the
* DIGXEncoderControl (X== 1 | 2)
*/
dp_info.use_dpencoder = true;
index = GetIndexIntoMasterTable(COMMAND, DPEncoderService);
if (atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) {
if (crev > 1) {
dp_info.use_dpencoder = false;
}
}
dp_info.enc_id = 0;
if (dig->dig_encoder)
dp_info.enc_id |= ATOM_DP_CONFIG_DIG2_ENCODER;
else
dp_info.enc_id |= ATOM_DP_CONFIG_DIG1_ENCODER;
if (dig->linkb)
dp_info.enc_id |= ATOM_DP_CONFIG_LINK_B;
else
dp_info.enc_id |= ATOM_DP_CONFIG_LINK_A;
tmp = radeon_read_dpcd_reg(radeon_connector, DP_MAX_LANE_COUNT);
if (ASIC_IS_DCE5(rdev) && (tmp & DP_TPS3_SUPPORTED))
dp_info.tp3_supported = true;
else
dp_info.tp3_supported = false;
memcpy(dp_info.dpcd, dig_connector->dpcd, DP_RECEIVER_CAP_SIZE);
dp_info.rdev = rdev;
dp_info.encoder = encoder;
dp_info.connector = connector;
dp_info.radeon_connector = radeon_connector;
dp_info.dp_lane_count = dig_connector->dp_lane_count;
dp_info.dp_clock = dig_connector->dp_clock;
if (radeon_dp_link_train_init(&dp_info))
goto done;
if (radeon_dp_link_train_cr(&dp_info))
goto done;
if (radeon_dp_link_train_ce(&dp_info))
goto done;
done:
if (radeon_dp_link_train_finish(&dp_info))
return;
}
status_t
pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
{
uint32 connectorIndex = gDisplay[crtcID]->connectorIndex;
pll_info *pll = &gConnector[connectorIndex]->encoder.pll;
pll->pixelClock = pixelClock;
pll->id = pllID;
pll_setup_flags(pll, crtcID);
// set up any special flags
pll_adjust(pll, crtcID);
// get any needed clock adjustments, set reference/post dividers
pll_compute(pll);
// compute dividers
int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
union set_pixel_clock args;
memset(&args, 0, sizeof(args));
uint8 tableMajor;
uint8 tableMinor;
atom_parse_cmd_header(gAtomContext, index, &tableMajor, &tableMinor);
uint32 bitsPerChannel = 8;
// TODO: Digital Depth, EDID 1.4+ on digital displays
// isn't in Haiku edid common code?
switch (tableMinor) {
case 1:
args.v1.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v1.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->referenceDiv);
args.v1.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v1.ucFracFbDiv = pll->feedbackDivFrac;
args.v1.ucPostDiv = pll->postDiv;
args.v1.ucPpll = pll->id;
args.v1.ucCRTC = crtcID;
args.v1.ucRefDivSrc = 1;
break;
case 2:
args.v2.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v2.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->referenceDiv);
args.v2.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v2.ucFracFbDiv = pll->feedbackDivFrac;
args.v2.ucPostDiv = pll->postDiv;
args.v2.ucPpll = pll->id;
args.v2.ucCRTC = crtcID;
args.v2.ucRefDivSrc = 1;
break;
case 3:
args.v3.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v3.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->referenceDiv);
args.v3.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v3.ucFracFbDiv = pll->feedbackDivFrac;
args.v3.ucPostDiv = pll->postDiv;
args.v3.ucPpll = pll->id;
args.v3.ucMiscInfo = (pll->id << 2);
// if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
// args.v3.ucMiscInfo |= PIXEL_CLOCK_MISC_REF_DIV_SRC;
args.v3.ucTransmitterId
= gConnector[connectorIndex]->encoder.objectID;
args.v3.ucEncoderMode = display_get_encoder_mode(connectorIndex);
break;
case 5:
args.v5.ucCRTC = crtcID;
args.v5.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v5.ucRefDiv = pll->referenceDiv;
args.v5.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v5.ulFbDivDecFrac
= B_HOST_TO_LENDIAN_INT32(pll->feedbackDivFrac * 100000);
args.v5.ucPostDiv = pll->postDiv;
args.v5.ucMiscInfo = 0; /* HDMI depth, etc. */
// if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
// args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_REF_DIV_SRC;
switch (bitsPerChannel) {
case 8:
default:
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
break;
case 10:
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
break;
}
args.v5.ucTransmitterID
= gConnector[connectorIndex]->encoder.objectID;
args.v5.ucEncoderMode
= display_get_encoder_mode(connectorIndex);
args.v5.ucPpll = pllID;
break;
case 6:
args.v6.ulDispEngClkFreq
= B_HOST_TO_LENDIAN_INT32(crtcID << 24 | pll->pixelClock / 10);
args.v6.ucRefDiv = pll->referenceDiv;
args.v6.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v6.ulFbDivDecFrac
= B_HOST_TO_LENDIAN_INT32(pll->feedbackDivFrac * 100000);
args.v6.ucPostDiv = pll->postDiv;
args.v6.ucMiscInfo = 0; /* HDMI depth, etc. */
// if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
// args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_REF_DIV_SRC;
switch (bitsPerChannel) {
case 8:
default:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
break;
case 10:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_30BPP;
break;
case 12:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_36BPP;
break;
case 16:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
break;
}
args.v6.ucTransmitterID
= gConnector[connectorIndex]->encoder.objectID;
args.v6.ucEncoderMode = display_get_encoder_mode(connectorIndex);
args.v6.ucPpll = pllID;
break;
default:
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8 " TODO\n",
__func__, tableMajor, tableMinor);
return B_ERROR;
}
TRACE("%s: set adjusted pixel clock %" B_PRIu32 " (was %" B_PRIu32 ")\n",
__func__, pll->pixelClock, pixelClock);
return atom_execute_table(gAtomContext, index, (uint32*)&args);
}
status_t
pll_adjust(pll_info *pll, uint8 crtcID)
{
// TODO: PLL flags
radeon_shared_info &info = *gInfo->shared_info;
uint32 pixelClock = pll->pixelClock;
// original as pixel_clock will be adjusted
uint32 connectorIndex = gDisplay[crtcID]->connectorIndex;
uint32 encoderID = gConnector[connectorIndex]->encoder.objectID;
uint32 encoderMode = display_get_encoder_mode(connectorIndex);
if (info.device_chipset >= (RADEON_R600 | 0x20)) {
union adjust_pixel_clock args;
uint8 tableMajor;
uint8 tableMinor;
int index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
if (atom_parse_cmd_header(gAtomContext, index, &tableMajor, &tableMinor)
!= B_OK) {
return B_ERROR;
}
memset(&args, 0, sizeof(args));
switch (tableMajor) {
case 1:
switch (tableMinor) {
case 1:
case 2:
args.v1.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pixelClock / 10);
args.v1.ucTransmitterID = encoderID;
args.v1.ucEncodeMode = encoderMode;
// TODO: SS and SS % > 0
if (0) {
args.v1.ucConfig
|= ADJUST_DISPLAY_CONFIG_SS_ENABLE;
}
atom_execute_table(gAtomContext, index, (uint32*)&args);
// get returned adjusted clock
pll->pixelClock
= B_LENDIAN_TO_HOST_INT16(args.v1.usPixelClock);
pll->pixelClock *= 10;
break;
case 3:
args.v3.sInput.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pixelClock / 10);
args.v3.sInput.ucTransmitterID = encoderID;
args.v3.sInput.ucEncodeMode = encoderMode;
args.v3.sInput.ucDispPllConfig = 0;
// TODO: SS and SS % > 0
if (0) {
args.v3.sInput.ucDispPllConfig
|= DISPPLL_CONFIG_SS_ENABLE;
}
// TODO: if ATOM_DEVICE_DFP_SUPPORT
// TODO: display port DP
// TODO: is DP?
args.v3.sInput.ucExtTransmitterID = 0;
atom_execute_table(gAtomContext, index, (uint32*)&args);
// get returned adjusted clock
pll->pixelClock
= B_LENDIAN_TO_HOST_INT32(
args.v3.sOutput.ulDispPllFreq);
pll->pixelClock *= 10;
// convert to kHz for storage
if (args.v3.sOutput.ucRefDiv) {
pll->flags |= PLL_USE_FRAC_FB_DIV;
pll->flags |= PLL_USE_REF_DIV;
pll->referenceDiv = args.v3.sOutput.ucRefDiv;
}
if (args.v3.sOutput.ucPostDiv) {
pll->flags |= PLL_USE_FRAC_FB_DIV;
pll->flags |= PLL_USE_POST_DIV;
pll->postDiv = args.v3.sOutput.ucPostDiv;
}
break;
default:
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8
" unknown\n", __func__, tableMajor, tableMinor);
return B_ERROR;
}
break;
default:
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8
" unknown\n", __func__, tableMajor, tableMinor);
return B_ERROR;
}
}
TRACE("%s: was: %" B_PRIu32 ", now: %" B_PRIu32 "\n", __func__,
pixelClock, pll->pixelClock);
return B_OK;
}
status_t
pll_external_set(uint32 clock)
{
TRACE("%s: set external pll clock to %" B_PRIu32 "\n", __func__, clock);
if (clock == 0)
ERROR("%s: Warning: default display clock is 0?\n", __func__);
// also known as PLL display engineering
uint8 tableMajor;
uint8 tableMinor;
int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
atom_parse_cmd_header(gAtomContext, index, &tableMajor, &tableMinor);
TRACE("%s: table %" B_PRIu8 ".%" B_PRIu8 "\n", __func__,
tableMajor, tableMinor);
union setPixelClock {
SET_PIXEL_CLOCK_PS_ALLOCATION base;
PIXEL_CLOCK_PARAMETERS v1;
PIXEL_CLOCK_PARAMETERS_V2 v2;
PIXEL_CLOCK_PARAMETERS_V3 v3;
PIXEL_CLOCK_PARAMETERS_V5 v5;
PIXEL_CLOCK_PARAMETERS_V6 v6;
};
union setPixelClock args;
memset(&args, 0, sizeof(args));
radeon_shared_info &info = *gInfo->shared_info;
uint32 dceVersion = (info.dceMajor * 100) + info.dceMinor;
switch (tableMajor) {
case 1:
switch(tableMinor) {
case 5:
// If the default DC PLL clock is specified,
// SetPixelClock provides the dividers.
args.v5.ucCRTC = ATOM_CRTC_INVALID;
args.v5.usPixelClock = B_HOST_TO_LENDIAN_INT16(clock / 10);
args.v5.ucPpll = ATOM_DCPLL;
break;
case 6:
// If the default DC PLL clock is specified,
// SetPixelClock provides the dividers.
args.v6.ulDispEngClkFreq
= B_HOST_TO_LENDIAN_INT32(clock / 10);
if (dceVersion == 601)
args.v6.ucPpll = ATOM_EXT_PLL1;
else if (dceVersion >= 600)
args.v6.ucPpll = ATOM_PPLL0;
else
args.v6.ucPpll = ATOM_DCPLL;
break;
default:
ERROR("%s: Unknown table version %" B_PRIu8
".%" B_PRIu8 "\n", __func__, tableMajor, tableMinor);
}
break;
default:
ERROR("%s: Unknown table version %" B_PRIu8
".%" B_PRIu8 "\n", __func__, tableMajor, tableMinor);
}
return B_OK;
}
status_t
pll_set(display_mode* mode, uint8 crtcID)
{
uint32 connectorIndex = gDisplay[crtcID]->connectorIndex;
pll_info* pll = &gConnector[connectorIndex]->encoder.pll;
uint32 dp_clock = gConnector[connectorIndex]->dpInfo.linkRate;
bool ssEnabled = false;
pll->pixelClock = mode->timing.pixel_clock;
radeon_shared_info &info = *gInfo->shared_info;
// Probe for PLL spread spectrum info;
pll->ssPercentage = 0;
pll->ssType = 0;
pll->ssStep = 0;
pll->ssDelay = 0;
pll->ssRange = 0;
pll->ssReferenceDiv = 0;
switch (display_get_encoder_mode(connectorIndex)) {
case ATOM_ENCODER_MODE_DP_MST:
case ATOM_ENCODER_MODE_DP:
if (info.dceMajor >= 4)
pll_asic_ss_probe(pll, ASIC_INTERNAL_SS_ON_DP);
else {
if (dp_clock == 162000) {
ssEnabled = pll_ppll_ss_probe(pll, ATOM_DP_SS_ID2);
if (!ssEnabled)
// id2 failed, try id1
ssEnabled = pll_ppll_ss_probe(pll, ATOM_DP_SS_ID1);
} else
ssEnabled = pll_ppll_ss_probe(pll, ATOM_DP_SS_ID1);
}
break;
case ATOM_ENCODER_MODE_LVDS:
if (info.dceMajor >= 4)
ssEnabled = pll_asic_ss_probe(pll, gInfo->lvdsSpreadSpectrumID);
else
ssEnabled = pll_ppll_ss_probe(pll, gInfo->lvdsSpreadSpectrumID);
break;
case ATOM_ENCODER_MODE_DVI:
if (info.dceMajor >= 4)
ssEnabled = pll_asic_ss_probe(pll, ASIC_INTERNAL_SS_ON_TMDS);
break;
case ATOM_ENCODER_MODE_HDMI:
if (info.dceMajor >= 4)
ssEnabled = pll_asic_ss_probe(pll, ASIC_INTERNAL_SS_ON_HDMI);
break;
}
pll_setup_flags(pll, crtcID);
// set up any special flags
pll_adjust(pll, mode, crtcID);
// get any needed clock adjustments, set reference/post dividers
pll_compute(pll);
// compute dividers
display_crtc_ss(pll, ATOM_DISABLE);
// disable ss
uint8 tableMajor;
uint8 tableMinor;
int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
atom_parse_cmd_header(gAtomContext, index, &tableMajor, &tableMinor);
TRACE("%s: table %" B_PRIu8 ".%" B_PRIu8 "\n", __func__,
tableMajor, tableMinor);
uint32 bitsPerColor = 8;
// TODO: Digital Depth, EDID 1.4+ on digital displays
// isn't in Haiku edid common code?
// Prepare arguments for AtomBIOS call
union setPixelClock {
SET_PIXEL_CLOCK_PS_ALLOCATION base;
PIXEL_CLOCK_PARAMETERS v1;
PIXEL_CLOCK_PARAMETERS_V2 v2;
PIXEL_CLOCK_PARAMETERS_V3 v3;
PIXEL_CLOCK_PARAMETERS_V5 v5;
PIXEL_CLOCK_PARAMETERS_V6 v6;
};
union setPixelClock args;
memset(&args, 0, sizeof(args));
switch (tableMinor) {
case 1:
args.v1.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v1.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->referenceDiv);
args.v1.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v1.ucFracFbDiv = pll->feedbackDivFrac;
args.v1.ucPostDiv = pll->postDiv;
args.v1.ucPpll = pll->id;
args.v1.ucCRTC = crtcID;
args.v1.ucRefDivSrc = 1;
break;
case 2:
args.v2.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v2.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->referenceDiv);
args.v2.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v2.ucFracFbDiv = pll->feedbackDivFrac;
args.v2.ucPostDiv = pll->postDiv;
args.v2.ucPpll = pll->id;
args.v2.ucCRTC = crtcID;
args.v2.ucRefDivSrc = 1;
break;
case 3:
args.v3.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v3.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->referenceDiv);
args.v3.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v3.ucFracFbDiv = pll->feedbackDivFrac;
args.v3.ucPostDiv = pll->postDiv;
args.v3.ucPpll = pll->id;
args.v3.ucMiscInfo = (pll->id << 2);
if (pll->ssPercentage > 0
&& (pll->ssType & ATOM_EXTERNAL_SS_MASK) != 0) {
args.v3.ucMiscInfo |= PIXEL_CLOCK_MISC_REF_DIV_SRC;
}
args.v3.ucTransmitterId
= gConnector[connectorIndex]->encoder.objectID;
args.v3.ucEncoderMode = display_get_encoder_mode(connectorIndex);
break;
case 5:
args.v5.ucCRTC = crtcID;
args.v5.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixelClock / 10);
args.v5.ucRefDiv = pll->referenceDiv;
args.v5.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v5.ulFbDivDecFrac
= B_HOST_TO_LENDIAN_INT32(pll->feedbackDivFrac * 100000);
args.v5.ucPostDiv = pll->postDiv;
args.v5.ucMiscInfo = 0; /* HDMI depth, etc. */
if (pll->ssPercentage > 0
&& (pll->ssType & ATOM_EXTERNAL_SS_MASK) != 0) {
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_REF_DIV_SRC;
}
switch (bitsPerColor) {
case 8:
default:
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
break;
case 10:
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
break;
}
args.v5.ucTransmitterID
= gConnector[connectorIndex]->encoder.objectID;
args.v5.ucEncoderMode
= display_get_encoder_mode(connectorIndex);
args.v5.ucPpll = pll->id;
break;
case 6:
args.v6.ulDispEngClkFreq
= B_HOST_TO_LENDIAN_INT32(crtcID << 24 | pll->pixelClock / 10);
args.v6.ucRefDiv = pll->referenceDiv;
args.v6.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedbackDiv);
args.v6.ulFbDivDecFrac
= B_HOST_TO_LENDIAN_INT32(pll->feedbackDivFrac * 100000);
args.v6.ucPostDiv = pll->postDiv;
args.v6.ucMiscInfo = 0; /* HDMI depth, etc. */
if (pll->ssPercentage > 0
&& (pll->ssType & ATOM_EXTERNAL_SS_MASK) != 0) {
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_REF_DIV_SRC;
}
switch (bitsPerColor) {
case 8:
default:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
break;
case 10:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_30BPP;
break;
case 12:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_36BPP;
break;
case 16:
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
break;
}
args.v6.ucTransmitterID
= gConnector[connectorIndex]->encoder.objectID;
args.v6.ucEncoderMode = display_get_encoder_mode(connectorIndex);
args.v6.ucPpll = pll->id;
break;
default:
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8 " TODO\n",
__func__, tableMajor, tableMinor);
return B_ERROR;
}
TRACE("%s: set adjusted pixel clock %" B_PRIu32 " (was %" B_PRIu32 ")\n",
__func__, pll->pixelClock, mode->timing.pixel_clock);
status_t result = atom_execute_table(gAtomContext, index, (uint32*)&args);
if (ssEnabled)
display_crtc_ss(pll, ATOM_ENABLE);
return result;
}
status_t
pll_adjust(pll_info* pll, display_mode* mode, uint8 crtcID)
{
radeon_shared_info &info = *gInfo->shared_info;
uint32 pixelClock = pll->pixelClock;
// original as pixel_clock will be adjusted
uint32 connectorIndex = gDisplay[crtcID]->connectorIndex;
connector_info* connector = gConnector[connectorIndex];
uint32 encoderID = connector->encoder.objectID;
uint32 encoderMode = display_get_encoder_mode(connectorIndex);
uint32 connectorFlags = connector->flags;
uint32 externalEncoderID = 0;
pll->adjustedClock = pll->pixelClock;
if (connector->encoderExternal.isDPBridge)
externalEncoderID = connector->encoderExternal.objectID;
if (info.dceMajor >= 3) {
uint8 tableMajor;
uint8 tableMinor;
int index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
if (atom_parse_cmd_header(gAtomContext, index, &tableMajor, &tableMinor)
!= B_OK) {
ERROR("%s: Couldn't find AtomBIOS PLL adjustment\n", __func__);
return B_ERROR;
}
TRACE("%s: table %" B_PRIu8 ".%" B_PRIu8 "\n", __func__,
tableMajor, tableMinor);
// Prepare arguments for AtomBIOS call
union adjustPixelClock {
ADJUST_DISPLAY_PLL_PS_ALLOCATION v1;
ADJUST_DISPLAY_PLL_PS_ALLOCATION_V3 v3;
};
union adjustPixelClock args;
memset(&args, 0, sizeof(args));
switch (tableMajor) {
case 1:
switch (tableMinor) {
case 1:
case 2:
args.v1.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pixelClock / 10);
args.v1.ucTransmitterID = encoderID;
args.v1.ucEncodeMode = encoderMode;
if (pll->ssPercentage > 0) {
args.v1.ucConfig
|= ADJUST_DISPLAY_CONFIG_SS_ENABLE;
}
atom_execute_table(gAtomContext, index, (uint32*)&args);
// get returned adjusted clock
pll->adjustedClock
= B_LENDIAN_TO_HOST_INT16(args.v1.usPixelClock);
pll->adjustedClock *= 10;
break;
case 3:
args.v3.sInput.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pixelClock / 10);
args.v3.sInput.ucTransmitterID = encoderID;
args.v3.sInput.ucEncodeMode = encoderMode;
args.v3.sInput.ucDispPllConfig = 0;
if (pll->ssPercentage > 0) {
args.v3.sInput.ucDispPllConfig
|= DISPPLL_CONFIG_SS_ENABLE;
}
// Handle DP adjustments
if (encoderMode == ATOM_ENCODER_MODE_DP
|| encoderMode == ATOM_ENCODER_MODE_DP_MST) {
TRACE("%s: encoderMode is DP\n", __func__);
args.v3.sInput.ucDispPllConfig
|= DISPPLL_CONFIG_COHERENT_MODE;
/* 162000 or 270000 */
uint32 dpLinkSpeed
= dp_get_link_rate(connectorIndex, mode);
/* 16200 or 27000 */
args.v3.sInput.usPixelClock
= B_HOST_TO_LENDIAN_INT16(dpLinkSpeed / 10);
} else if ((connectorFlags & ATOM_DEVICE_DFP_SUPPORT)
!= 0) {
#if 0
if (encoderMode == ATOM_ENCODER_MODE_HDMI) {
/* deep color support */
args.v3.sInput.usPixelClock =
cpu_to_le16((mode->clock * bpc / 8) / 10);
}
#endif
if (pixelClock > 165000) {
args.v3.sInput.ucDispPllConfig
|= DISPPLL_CONFIG_DUAL_LINK;
}
if (1) { // dig coherent mode?
args.v3.sInput.ucDispPllConfig
|= DISPPLL_CONFIG_COHERENT_MODE;
}
}
args.v3.sInput.ucExtTransmitterID = externalEncoderID;
atom_execute_table(gAtomContext, index, (uint32*)&args);
// get returned adjusted clock
pll->adjustedClock = B_LENDIAN_TO_HOST_INT32(
args.v3.sOutput.ulDispPllFreq);
pll->adjustedClock *= 10;
// convert to kHz for storage
if (args.v3.sOutput.ucRefDiv) {
pll->flags |= PLL_USE_FRAC_FB_DIV;
pll->flags |= PLL_USE_REF_DIV;
pll->referenceDiv = args.v3.sOutput.ucRefDiv;
}
if (args.v3.sOutput.ucPostDiv) {
pll->flags |= PLL_USE_FRAC_FB_DIV;
pll->flags |= PLL_USE_POST_DIV;
pll->postDiv = args.v3.sOutput.ucPostDiv;
}
break;
default:
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8
" unknown\n", __func__, tableMajor, tableMinor);
return B_ERROR;
}
break;
default:
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8
" unknown\n", __func__, tableMajor, tableMinor);
return B_ERROR;
}
}
TRACE("%s: was: %" B_PRIu32 ", now: %" B_PRIu32 "\n", __func__,
pixelClock, pll->adjustedClock);
return B_OK;
}