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xfree86: vgaarb: rework wrapping function 

No semantical changes.

Signed-off-by: Tiago Vignatti <tiago.vignatti@nokia.com>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Tiago Vignatti 2009-09-10 17:52:33 +03:00 committed by Peter Hutterer
parent 422cd7a674
commit 49b98d092e
3 changed files with 60 additions and 56 deletions
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19
hw/xfree86/common/xf86Bus.c
View File

@ -521,30 +521,15 @@ xf86PostProbe(void)
void
xf86PostScreenInit(void)
{
#ifdef HAVE_PCI_DEVICE_VGAARB_INIT
int vga_count;
#endif
if (doFramebufferMode) {
SetSIGIOForState(OPERATING);
return;
}
/*
* we need to wrap the arbiter if we have more than
* one VGA card - hotplug cries.
*/
#ifdef HAVE_PCI_DEVICE_VGAARB_INIT
pci_device_vgaarb_get_info(NULL, &vga_count, NULL);
if (vga_count > 1 && xf86Screens) {
int i;
xf86Msg(X_INFO,"Number of VGA devices: %d: arbiter wrapping enabled\n", vga_count);
for (i = 0; i < xf86NumScreens; i++)
xf86VGAarbiterWrapFunctions(xf86Screens[i]->pScreen);
}
#endif
xf86VGAarbiterWrapFunctions();
DebugF("PostScreenInit generation: %i\n",serverGeneration);
xf86EnterServerState(OPERATING);
}
/*

25
hw/xfree86/common/xf86VGAarbiter.c
View File

@ -35,6 +35,7 @@
#ifdef HAVE_PCI_DEVICE_VGAARB_INIT
#include "xf86VGAarbiterPriv.h"
#include "xf86Bus.h"
#include "xf86Priv.h"
#include "pciaccess.h"
#ifdef DEBUG
@ -153,18 +154,34 @@ xf86VGAarbiterDeviceDecodes(ScrnInfoPtr pScrn)
}
Bool
xf86VGAarbiterWrapFunctions(ScreenPtr pScreen)
xf86VGAarbiterWrapFunctions(void)
{
ScrnInfoPtr pScrn;
VGAarbiterScreenPtr pScreenPriv;
miPointerScreenPtr PointPriv;
#ifdef RENDER
PictureScreenPtr ps = GetPictureScreenIfSet(pScreen);
PictureScreenPtr ps;
#endif
ScreenPtr pScreen;
int vga_count, i;
if (vga_no_arb)
return FALSE;
/*
* we need to wrap the arbiter if we have more than
* one VGA card - hotplug cries.
*/
pci_device_vgaarb_get_info(NULL, &vga_count, NULL);
if (vga_count < 2 || !xf86Screens)
return FALSE;
xf86Msg(X_INFO,"Found %d VGA devices: arbiter wrapping enabled\n",
vga_count);
for (i = 0; i < xf86NumScreens; i++) {
pScreen = xf86Screens[i]->pScreen;
ps = GetPictureScreenIfSet(pScreen);
pScrn = xf86Screens[pScreen->myNum];
PointPriv = dixLookupPrivate(&pScreen->devPrivates, miPointerScreenKey);
@ -206,6 +223,8 @@ xf86VGAarbiterWrapFunctions(ScreenPtr pScreen)
WRAP_SCREEN_INFO(LeaveVT, VGAarbiterLeaveVT);
WRAP_SCREEN_INFO(FreeScreen, VGAarbiterFreeScreen);
WRAP_SPRITE;
}
return TRUE;
}
@ -1152,6 +1171,6 @@ void xf86VGAarbiterUnlock(ScrnInfoPtr pScrn) {}
Bool xf86VGAarbiterAllowDRI(ScreenPtr pScreen) { return TRUE; }
void xf86VGAarbiterScrnInit(ScrnInfoPtr pScrn) {}
void xf86VGAarbiterDeviceDecodes(ScrnInfoPtr pScrn) {}
Bool xf86VGAarbiterWrapFunctions(ScreenPtr pScreen) { return FALSE; }
Bool xf86VGAarbiterWrapFunctions(void) { return FALSE; }
#endif

2
hw/xfree86/common/xf86VGAarbiter.h
View File

@ -34,7 +34,7 @@
extern void xf86VGAarbiterInit(void);
extern void xf86VGAarbiterFini(void);
void xf86VGAarbiterScrnInit(ScrnInfoPtr pScrn);
extern Bool xf86VGAarbiterWrapFunctions(ScreenPtr pScreen);
extern Bool xf86VGAarbiterWrapFunctions(void);
extern void xf86VGAarbiterLock(ScrnInfoPtr pScrn);
extern void xf86VGAarbiterUnlock(ScrnInfoPtr pScrn);