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_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;
}