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updated modeline tuning for panels: fixes overlay distortions on native mode on NV34Go (at least). Please report if this introduces trouble on your panel(s)!

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8914 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen
2004-09-11 11:12:11 +00:00
parent e03f6fcfe2
commit 139d62e968
2 changed files with 18 additions and 18 deletions
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src/add-ons/accelerants/nvidia/engine/nv_crtc.c
+9 -9
View File
@@ -1,6 +1,6 @@
/* CTRC functionality */ /* CTRC functionality */
/* Author: /* Author:
Rudolf Cornelissen 11/2002-7/2004 Rudolf Cornelissen 11/2002-9/2004
*/ */
#define MODULE_BIT 0x00040000 #define MODULE_BIT 0x00040000
@@ -136,16 +136,16 @@ status_t nv_crtc_set_timing(display_mode target)
(((uint16)((si->ps.p1_timing.h_total / ((float)si->ps.p1_timing.h_display)) * (((uint16)((si->ps.p1_timing.h_total / ((float)si->ps.p1_timing.h_display)) *
target.timing.h_display)) & 0xfff8) - 8; target.timing.h_display)) & 0xfff8) - 8;
//fixme: can be removed if community confirms no problems with modified setup! /* in native mode the CRTC needs some extra time to keep synced correctly;
//(confirmed this 'problem' on NV34 and NV11 now.) * OTOH the overlay unit distorts if we reserve too much time! */
/* NV11 timing has tighter constraints than later cards */
// if ((si->ps.card_type == NV11) &&
// (target.timing.h_display == si->ps.p1_timing.h_display))
/* in native mode the CRTC needs some extra time to keep synced correctly */
if (target.timing.h_display == si->ps.p1_timing.h_display) if (target.timing.h_display == si->ps.p1_timing.h_display)
{ {
target.timing.h_total -= 56; /* NV11 timing has different constraints than later cards */
if (si->ps.card_type == NV11)
target.timing.h_total -= 56;
else
/* confirmed NV34 with 1680x1050 panel */
target.timing.h_total -= 32;
} }
if (target.timing.h_sync_start == target.timing.h_display) if (target.timing.h_sync_start == target.timing.h_display)
src/add-ons/accelerants/nvidia/engine/nv_crtc2.c
+9 -9
View File
@@ -1,6 +1,6 @@
/* second CTRC functionality for GeForce cards */ /* second CTRC functionality for GeForce cards */
/* Author: /* Author:
Rudolf Cornelissen 11/2002-7/2004 Rudolf Cornelissen 11/2002-9/2004
*/ */
#define MODULE_BIT 0x00020000 #define MODULE_BIT 0x00020000
@@ -122,16 +122,16 @@ status_t nv_crtc2_set_timing(display_mode target)
(((uint16)((si->ps.p2_timing.h_total / ((float)si->ps.p2_timing.h_display)) * (((uint16)((si->ps.p2_timing.h_total / ((float)si->ps.p2_timing.h_display)) *
target.timing.h_display)) & 0xfff8) - 8; target.timing.h_display)) & 0xfff8) - 8;
//fixme: can be removed if community confirms no problems with modified setup! /* in native mode the CRTC needs some extra time to keep synced correctly;
//(confirmed this 'problem' on NV34 and NV11 now.) * OTOH the overlay unit distorts if we reserve too much time! */
/* NV11 timing has tighter constraints than later cards */
// if ((si->ps.card_type == NV11) &&
// (target.timing.h_display == si->ps.p2_timing.h_display))
/* in native mode the CRTC needs some extra time to keep synced correctly */
if (target.timing.h_display == si->ps.p2_timing.h_display) if (target.timing.h_display == si->ps.p2_timing.h_display)
{ {
target.timing.h_total -= 56; /* NV11 timing has different constraints than later cards */
if (si->ps.card_type == NV11)
target.timing.h_total -= 56;
else
/* confirmed NV34 with 1680x1050 panel */
target.timing.h_total -= 32;
} }
if (target.timing.h_sync_start == target.timing.h_display) if (target.timing.h_sync_start == target.timing.h_display)