Attachment 139339 Details for Bug 106326 – Samsung NC20 FP Fix

[patch] Samsung NC20 FP Fix

OpenChrome_DDX_Version_0_6_174_Samsung_NC20_FP_Fix.patch (text/plain), 2.06 KB, created by Kevin Brace on 2018-05-04 07:50:11 UTC

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Creator: Kevin Brace

Created: 2018-05-04 07:50:11 UTC

Size: 2.06 KB

patch

obsolete

>diff --git a/src/via_fp.c b/src/via_fp.c
>index 1e8716e..c536417 100644
>--- a/src/via_fp.c
>+++ b/src/via_fp.c
>@@ -1407,6 +1407,12 @@ viaFPProbe(ScrnInfoPtr pScrn)
>                 pVIADisplay->intFP2Presence = FALSE;
>                 pVIADisplay->intFP2DIPort = VIA_DI_PORT_NONE;
> 
>+            } else if (pVIADisplay->isSamsungNC20) {
>+                pVIADisplay->intFP1Presence = FALSE;
>+                pVIADisplay->intFP1DIPort = VIA_DI_PORT_NONE;
>+                pVIADisplay->intFP2Presence = TRUE;
>+                pVIADisplay->intFP2DIPort = VIA_DI_PORT_LVDS2;
>+
>             /* 3C5.13[7:6] - Integrated LVDS / DVI Mode Select
>              *               (DVP1D15-14 pin strapping)
>              *               00: LVDS1 + LVDS2
>diff --git a/src/via_ums.c b/src/via_ums.c
>index b877c80..9b0e3d8 100644
>--- a/src/via_ums.c
>+++ b/src/via_ums.c
>@@ -985,6 +985,19 @@ umsPreInit(ScrnInfoPtr pScrn)
>         pVIADisplay->isQuantaIL1      = FALSE;
>     }
> 
>+    /* Samsung NC20 netbook has its FP connected to LVDS2
>+     * rather than the more logical LVDS1, hence, a special
>+     * flag register is needed for properly controlling its
>+     * FP. */
>+    if ((pVia->Chipset == VIA_VX800) &&
>+        (SUBVENDOR_ID(pVia->PciInfo) == 0x144d) &&
>+        (SUBSYS_ID(pVia->PciInfo) == 0xc04e)) {
>+
>+        pVIADisplay->isSamsungNC20      = TRUE;
>+    } else {
>+        pVIADisplay->isSamsungNC20      = FALSE;
>+    }
>+
>     /* Checking for OLPC XO-1.5. */
>     if ((pVia->Chipset == VIA_VX855) &&
>         (SUBVENDOR_ID(pVia->PciInfo) == 0x152D) &&
>diff --git a/src/via_ums.h b/src/via_ums.h
>index efcc5cc..14fb18e 100644
>--- a/src/via_ums.h
>+++ b/src/via_ums.h
>@@ -214,6 +214,12 @@ typedef struct _VIADISPLAY {
>      * is needed for properly controlling its FP. */
>     Bool                isQuantaIL1;
> 
>+    /* Samsung NC20 netbook has its FP connected to LVDS2
>+     * rather than the more logical LVDS1, hence, a special
>+     * flag register is needed for properly controlling its
>+     * FP. */
>+    Bool                isSamsungNC20;
>+
>     /* OLPC XO-1.5 */
>     Bool                isOLPCXO15;
>

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Attachments on bug 106326: 139233 | 139269 | 139298 | 139299 | 139334 | 139339 | 139343 | 139388 | 139389 | 139539 | 139540 | 139541 | 139542 | 139559 | 139892 | 140404 | 140405

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