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* first shot at fixing pll calculations

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AtomBIOS wants number of 10Khz Units
* better debugging after modeset on current
  CRTC status


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@42853 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Alexander von Gluck IV 2011-10-14 22:57:00 +00:00
parent b4f4ac9237
commit 245fe001e7
3 changed files with 64 additions and 33 deletions
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19
src/add-ons/accelerants/radeon_hd/mode.cpp
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@ -187,9 +187,9 @@ radeon_set_display_mode(display_mode *mode)
encoder_mode_set(id, mode->timing.pixel_clock);
// *** CRT controler commit
display_crtc_blank(id, ATOM_DISABLE);
display_crtc_memreq(id, ATOM_ENABLE);
display_crtc_power(id, ATOM_ENABLE);
display_crtc_memreq(id, ATOM_ENABLE);
display_crtc_blank(id, ATOM_DISABLE);
display_crtc_lock(id, ATOM_DISABLE);
// *** encoder commit
@ -198,10 +198,17 @@ radeon_set_display_mode(display_mode *mode)
encoder_output_lock(false);
}
int32 crtstatus = Read32(CRT, D1CRTC_STATUS);
TRACE("CRT0 Status: 0x%X\n", crtstatus);
crtstatus = Read32(CRT, D2CRTC_STATUS);
TRACE("CRT1 Status: 0x%X\n", crtstatus);
// for debugging
TRACE("D1CRTC_STATUS Value: 0x%X\n", Read32(CRT, D1CRTC_STATUS));
TRACE("D2CRTC_STATUS Value: 0x%X\n", Read32(CRT, D2CRTC_STATUS));
TRACE("D1CRTC_CONTROL Value: 0x%X\n", Read32(CRT, D1CRTC_CONTROL));
TRACE("D2CRTC_CONTROL Value: 0x%X\n", Read32(CRT, D2CRTC_CONTROL));
TRACE("D1GRPH_ENABLE Value: 0x%X\n", Read32(CRT, D1GRPH_ENABLE));
TRACE("D2GRPH_ENABLE Value: 0x%X\n", Read32(CRT, D2GRPH_ENABLE));
TRACE("D1SCL_ENABLE Value: 0x%X\n", Read32(CRT, D1SCL_ENABLE));
TRACE("D2SCL_ENABLE Value: 0x%X\n", Read32(CRT, D2SCL_ENABLE));
TRACE("RV620_DACA_ENABLE Value: 0x%X\n", Read32(CRT, RV620_DACA_ENABLE));
TRACE("RV620_DACB_ENABLE Value: 0x%X\n", Read32(CRT, RV620_DACB_ENABLE));
return B_OK;
}

76
src/add-ons/accelerants/radeon_hd/pll.cpp
View File

@ -85,6 +85,8 @@ status_t
pll_compute(pll_info *pll) {
uint32 targetClock = pll->pixel_clock / 10;
// to 10 kHz units
pll->post_div = pll_compute_post_divider(targetClock);
pll->reference_div = REF_DIV_MIN;
pll->feedback_div = 0;
@ -149,16 +151,25 @@ pll_compute(pll_info *pll) {
return B_ERROR;
}
pll->dot_clock = ((PLL_REFERENCE_DEFAULT * pll->feedback_div * 10)
uint32 calculatedClock
= ((PLL_REFERENCE_DEFAULT * pll->feedback_div)
+ (PLL_REFERENCE_DEFAULT * pll->feedback_div_frac))
/ (pll->reference_div * pll->post_div * 10);
/ (pll->reference_div * pll->post_div);
calculatedClock *= 10;
// back to kHz for storage
TRACE("%s: pixel clock: %" B_PRIu32 " gives:"
" feedbackDivider = %" B_PRIu32 ".%" B_PRIu32
"; referenceDivider = %" B_PRIu32 "; postDivider = %" B_PRIu32
"; dotClock = %" B_PRIu32 "\n", __func__, pll->pixel_clock,
pll->feedback_div, pll->feedback_div_frac, pll->reference_div,
pll->post_div, pll->dot_clock);
"; referenceDivider = %" B_PRIu32 "; postDivider = %" B_PRIu32 "\n",
__func__, pll->pixel_clock, pll->feedback_div, pll->feedback_div_frac,
pll->reference_div, pll->post_div);
if (pll->pixel_clock != calculatedClock) {
TRACE("%s: pixel clock %" B_PRIu32 " was changed to %" B_PRIu32 "\n",
__func__, pll->pixel_clock, calculatedClock);
pll->pixel_clock = calculatedClock;
}
return B_OK;
}
@ -170,7 +181,7 @@ union adjust_pixel_clock {
};
uint32
status_t
pll_adjust(pll_info *pll, uint8 crtcID)
{
pll->flags |= PLL_PREFER_LOW_REF_DIV;
@ -179,7 +190,7 @@ pll_adjust(pll_info *pll, uint8 crtcID)
radeon_shared_info &info = *gInfo->shared_info;
uint32 pixelClock = pll->pixel_clock;
uint32 adjustedClock = pll->pixel_clock;
// original as pixel_clock will be adjusted
uint32 connectorIndex = gDisplay[crtcID]->connectorIndex;
uint32 encoderID = gConnector[connectorIndex]->encoder.objectID;
@ -195,7 +206,7 @@ pll_adjust(pll_info *pll, uint8 crtcID)
if (atom_parse_cmd_header(gAtomContext, index, &tableMajor, &tableMinor)
!= B_OK) {
return adjustedClock;
return B_ERROR;
}
memset(&args, 0, sizeof(args));
@ -216,9 +227,9 @@ pll_adjust(pll_info *pll, uint8 crtcID)
atom_execute_table(gAtomContext, index, (uint32*)&args);
// get returned adjusted clock
adjustedClock
pll->pixel_clock
= B_LENDIAN_TO_HOST_INT16(args.v1.usPixelClock);
adjustedClock *= 10;
pll->pixel_clock *= 10;
break;
case 3:
args.v3.sInput.usPixelClock
@ -238,9 +249,11 @@ pll_adjust(pll_info *pll, uint8 crtcID)
args.v3.sInput.ucExtTransmitterID = 0;
atom_execute_table(gAtomContext, index, (uint32*)&args);
adjustedClock
// get returned adjusted clock
pll->pixel_clock
= B_LENDIAN_TO_HOST_INT32(
args.v3.sOutput.ulDispPllFreq) * 10;
args.v3.sOutput.ulDispPllFreq);
pll->pixel_clock *= 10;
if (args.v3.sOutput.ucRefDiv) {
pll->flags |= PLL_USE_FRAC_FB_DIV;
@ -254,14 +267,22 @@ pll_adjust(pll_info *pll, uint8 crtcID)
}
break;
default:
return adjustedClock;
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8
" unknown\n", __func__, tableMajor, tableMinor);
return B_ERROR;
}
break;
default:
return adjustedClock;
TRACE("%s: ERROR: table version %" B_PRIu8 ".%" B_PRIu8
" unknown\n", __func__, tableMajor, tableMinor);
return B_ERROR;
}
}
return adjustedClock;
TRACE("%s: was: %" B_PRIu32 ", now: %" B_PRIu32 "\n", __func__,
pixelClock, pll->pixel_clock);
return B_OK;
}
@ -274,11 +295,10 @@ pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
pll->pixel_clock = pixelClock;
pll->id = pllID;
// get any needed clock adjustments, set reference/post dividers, set flags
uint32 adjustedClock = pll_adjust(pll, crtcID);
// compute dividers, set flags
pll_adjust(pll, crtcID);
// get any needed clock adjustments, set reference/post dividers, set flags
pll_compute(pll);
// compute dividers, set flags
int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
union set_pixel_clock args;
@ -295,7 +315,8 @@ pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
switch (tableMinor) {
case 1:
args.v1.usPixelClock = B_HOST_TO_LENDIAN_INT16(adjustedClock / 10);
args.v1.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixel_clock / 10);
args.v1.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->reference_div);
args.v1.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedback_div);
args.v1.ucFracFbDiv = pll->feedback_div_frac;
@ -305,7 +326,8 @@ pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
args.v1.ucRefDivSrc = 1;
break;
case 2:
args.v2.usPixelClock = B_HOST_TO_LENDIAN_INT16(adjustedClock / 10);
args.v2.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixel_clock / 10);
args.v2.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->reference_div);
args.v2.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedback_div);
args.v2.ucFracFbDiv = pll->feedback_div_frac;
@ -315,7 +337,8 @@ pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
args.v2.ucRefDivSrc = 1;
break;
case 3:
args.v3.usPixelClock = B_HOST_TO_LENDIAN_INT16(adjustedClock / 10);
args.v3.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixel_clock / 10);
args.v3.usRefDiv = B_HOST_TO_LENDIAN_INT16(pll->reference_div);
args.v3.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedback_div);
args.v3.ucFracFbDiv = pll->feedback_div_frac;
@ -330,7 +353,8 @@ pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
break;
case 5:
args.v5.ucCRTC = crtcID;
args.v5.usPixelClock = B_HOST_TO_LENDIAN_INT16(adjustedClock / 10);
args.v5.usPixelClock
= B_HOST_TO_LENDIAN_INT16(pll->pixel_clock / 10);
args.v5.ucRefDiv = pll->reference_div;
args.v5.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedback_div);
args.v5.ulFbDivDecFrac
@ -356,7 +380,7 @@ pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
break;
case 6:
args.v6.ulDispEngClkFreq
= B_HOST_TO_LENDIAN_INT32(crtcID << 24 | adjustedClock / 10);
= B_HOST_TO_LENDIAN_INT32(crtcID << 24 | pll->pixel_clock / 10);
args.v6.ucRefDiv = pll->reference_div;
args.v6.usFbDiv = B_HOST_TO_LENDIAN_INT16(pll->feedback_div);
args.v6.ulFbDivDecFrac
@ -392,7 +416,7 @@ pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID)
}
TRACE("%s: set adjusted pixel clock %" B_PRIu32 " (was %" B_PRIu32 ")\n",
__func__, adjustedClock, pll->pixel_clock);
__func__, pll->pixel_clock, pixelClock);
return atom_execute_table(gAtomContext, index, (uint32 *)&args);
}

2
src/add-ons/accelerants/radeon_hd/pll.h
View File

@ -87,7 +87,7 @@ struct pll_info {
};
uint32 pll_adjust(pll_info *pll, uint8 crtcID);
status_t pll_adjust(pll_info *pll, uint8 crtcID);
status_t pll_compute(pll_info *pll);
status_t pll_set(uint8 pllID, uint32 pixelClock, uint8 crtcID);