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This commit is contained in:
Maneet Singh
2025-09-09 16:15:34 -07:00
parent 6387af3092
commit 87c0b12473
6 changed files with 24 additions and 15 deletions
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9
src/nvidia-modeset/src/nvkms-hdmi.c
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@@ -2058,6 +2058,9 @@ NvBool nvHdmiIsTmdsPossible(const NVDpyEvoRec *pDpyEvo,
pDpyEvo->pDispEvo->pDevEvo->caps.hdmiTmds10BpcMaxPClkMHz * 1000UL;
NvU32 adjustedMaxPixelClock =
(pDpyEvo->maxSingleLinkPixelClockKHz * 4ULL) / 5ULL;
NvU32 adjustedMaxEDIDPixelClock =
pDpyEvo->parsedEdid.valid ?
(pDpyEvo->parsedEdid.limits.max_pclk_10khz * 10 * 4ULL) / 5ULL : 0;
/* Pixel clock must satisfy hdmiTmds10BpcMaxPClkKHz, if applicable. */
if ((hdmiTmds10BpcMaxPClkKHz > 0) &&
@@ -2070,6 +2073,12 @@ NvBool nvHdmiIsTmdsPossible(const NVDpyEvoRec *pDpyEvo,
return FALSE;
}
/* Pixel clock must also satisfy adjustedMaxEDIDPixelClock. */
if (adjustedMaxEDIDPixelClock != 0 &&
pixelClock > adjustedMaxEDIDPixelClock) {
return FALSE;
}
return TRUE;
}