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updated proposemode to handle singlehead tvout capable cards correctly 

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17384 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2006-05-09 08:54:34 +00:00
parent f89ce97661
commit 4fc8655349
1 changed files with 25 additions and 14 deletions
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39
src/add-ons/accelerants/matrox/ProposeDisplayMode.c
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@ -4,7 +4,7 @@
Other authors for MGA driver:
Mark Watson,
Rudolf Cornelissen 9/2002-1/2006
Rudolf Cornelissen 9/2002-5/2006
*/
#define MODULE_BIT 0x00400000
@ -387,17 +387,22 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
/* set TV_CAPABLE if suitable: pixelclock is not important (defined by TVstandard) */
switch (si->ps.card_type)
{
case G100:
case G200:
if (si->ps.tvout &&
(target->timing.h_display <= 1024) &&
(target->timing.v_display <= 768))
{
target->flags |= TV_CAPABLE;
}
break;
case G400:
case G400MAX:
//fixme: in theory singlehead cards can do TVout as well (if MAVEN mounted)
if (target->flags & DUALHEAD_CAPABLE)
if (si->ps.tvout &&
(target->timing.h_display <= 1024) &&
(target->timing.v_display <= 768))
{
if (si->ps.tvout &&
(target->timing.h_display <= 1024) &&
(target->timing.v_display <= 768))
{
target->flags |= TV_CAPABLE;
}
target->flags |= TV_CAPABLE;
}
break;
case G450:
@ -414,12 +419,11 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
}
break;
default:
//fixme: setup for G100 and G200 TVout later on...
break;
}
/* TVout can only be done if the interface cable is connected */
if ((i2c_sec_tv_adapter() != B_OK) && (target->flags & TV_CAPABLE))
/* TVout can only be done if the interface cable is connected on dualhead cards */
if (si->ps.secondary_head && (i2c_sec_tv_adapter() != B_OK))
{
target->flags &= ~TV_CAPABLE;
LOG(1, ("PROPOSEMODE: blocking TVout: no TVout cable connected!\n"));
@ -431,8 +435,15 @@ status_t PROPOSE_DISPLAY_MODE(display_mode *target, const display_mode *low, con
target->flags &= ~TV_BITS;
}
/* fixme: currently the matrox driver can only do secondary TVout */
target->flags &= ~TV_PRIMARY;
/* the matrox driver can only do secondary TVout on dualhead cards */
if ((target->flags & TV_BITS) && !si->ps.secondary_head)
{
target->flags |= TV_PRIMARY;
}
else
{
target->flags &= ~TV_PRIMARY;
}
/* set HARDWARE_CURSOR mode if suitable */
if (si->settings.hardcursor)