diff options
Diffstat (limited to 'xorg-server/hw/xfree86/common/xf86DPMS.c')
-rw-r--r-- | xorg-server/hw/xfree86/common/xf86DPMS.c | 400 |
1 files changed, 200 insertions, 200 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86DPMS.c b/xorg-server/hw/xfree86/common/xf86DPMS.c index 22174c74e..3040cb294 100644 --- a/xorg-server/hw/xfree86/common/xf86DPMS.c +++ b/xorg-server/hw/xfree86/common/xf86DPMS.c @@ -1,200 +1,200 @@ -/* - * Copyright (c) 1997-2003 by The XFree86 Project, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Except as contained in this notice, the name of the copyright holder(s) - * and author(s) shall not be used in advertising or otherwise to promote - * the sale, use or other dealings in this Software without prior written - * authorization from the copyright holder(s) and author(s). - */ - -/* - * This file contains the DPMS functions required by the extension. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <X11/X.h> -#include "os.h" -#include "globals.h" -#include "xf86.h" -#include "xf86Priv.h" -#ifdef DPMSExtension -#include <X11/extensions/dpmsconst.h> -#include "dpmsproc.h" -#endif -#include "xf86VGAarbiter.h" - - -#ifdef DPMSExtension -static int DPMSKeyIndex; -static DevPrivateKey DPMSKey; -static Bool DPMSClose(int i, ScreenPtr pScreen); -static int DPMSCount = 0; -#endif - - -Bool -xf86DPMSInit(ScreenPtr pScreen, DPMSSetProcPtr set, int flags) -{ -#ifdef DPMSExtension - ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum]; - DPMSPtr pDPMS; - pointer DPMSOpt; - MessageType enabled_from; - - DPMSKey = &DPMSKeyIndex; - - if (!dixSetPrivate(&pScreen->devPrivates, DPMSKey, - xcalloc(sizeof(DPMSRec), 1))) - return FALSE; - - pDPMS = dixLookupPrivate(&pScreen->devPrivates, DPMSKey); - pScrn->DPMSSet = set; - pDPMS->Flags = flags; - DPMSOpt = xf86FindOption(pScrn->options, "dpms"); - if (DPMSDisabledSwitch) { - enabled_from = X_CMDLINE; - DPMSEnabled = FALSE; - } - else if (DPMSOpt) { - enabled_from = X_CONFIG; - DPMSEnabled = xf86CheckBoolOption(pScrn->options, "dpms", FALSE); - xf86MarkOptionUsed(DPMSOpt); - } - else { - enabled_from = X_DEFAULT; - DPMSEnabled = TRUE; - } - if (DPMSEnabled) - xf86DrvMsg(pScreen->myNum, enabled_from, "DPMS enabled\n"); - pDPMS->Enabled = DPMSEnabled; - pDPMS->CloseScreen = pScreen->CloseScreen; - pScreen->CloseScreen = DPMSClose; - DPMSCount++; - return TRUE; -#else - return FALSE; -#endif -} - - -#ifdef DPMSExtension - -static Bool -DPMSClose(int i, ScreenPtr pScreen) -{ - DPMSPtr pDPMS; - - /* This shouldn't happen */ - if (DPMSKey == NULL) - return FALSE; - - pDPMS = dixLookupPrivate(&pScreen->devPrivates, DPMSKey); - - /* This shouldn't happen */ - if (!pDPMS) - return FALSE; - - pScreen->CloseScreen = pDPMS->CloseScreen; - - /* - * Turn on DPMS when shutting down. If this function can be used - * depends on the order the driver wraps things. If this is called - * after the driver has shut down everything the driver will have - * to deal with this internally. - */ - if (xf86Screens[i]->vtSema && xf86Screens[i]->DPMSSet) { - xf86Screens[i]->DPMSSet(xf86Screens[i],DPMSModeOn,0); - } - - xfree(pDPMS); - dixSetPrivate(&pScreen->devPrivates, DPMSKey, NULL); - if (--DPMSCount == 0) - DPMSKey = NULL; - return pScreen->CloseScreen(i, pScreen); -} - - -/* - * DPMSSet -- - * Device dependent DPMS mode setting hook. This is called whenever - * the DPMS mode is to be changed. - */ -int -DPMSSet(ClientPtr client, int level) -{ - int rc, i; - DPMSPtr pDPMS; - ScrnInfoPtr pScrn; - - DPMSPowerLevel = level; - - if (DPMSKey == NULL) - return Success; - - if (level != DPMSModeOn) { - rc = dixSaveScreens(client, SCREEN_SAVER_FORCER, ScreenSaverActive); - if (rc != Success) - return rc; - } - - /* For each screen, set the DPMS level */ - for (i = 0; i < xf86NumScreens; i++) { - pScrn = xf86Screens[i]; - pDPMS = dixLookupPrivate(&screenInfo.screens[i]->devPrivates, DPMSKey); - if (pDPMS && pScrn->DPMSSet && pDPMS->Enabled && pScrn->vtSema) { - xf86VGAarbiterLock(pScrn); - pScrn->DPMSSet(pScrn, level, 0); - xf86VGAarbiterUnlock(pScrn); - } - } - return Success; -} - - -/* - * DPMSSupported -- - * Return TRUE if any screen supports DPMS. - */ -Bool -DPMSSupported(void) -{ - int i; - DPMSPtr pDPMS; - ScrnInfoPtr pScrn; - - if (DPMSKey == NULL) { - return FALSE; - } - - /* For each screen, check if DPMS is supported */ - for (i = 0; i < xf86NumScreens; i++) { - pScrn = xf86Screens[i]; - pDPMS = dixLookupPrivate(&screenInfo.screens[i]->devPrivates, DPMSKey); - if (pDPMS && pScrn->DPMSSet) - return TRUE; - } - return FALSE; -} - -#endif /* DPMSExtension */ +/*
+ * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the copyright holder(s)
+ * and author(s) shall not be used in advertising or otherwise to promote
+ * the sale, use or other dealings in this Software without prior written
+ * authorization from the copyright holder(s) and author(s).
+ */
+
+/*
+ * This file contains the DPMS functions required by the extension.
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include "os.h"
+#include "globals.h"
+#include "xf86.h"
+#include "xf86Priv.h"
+#ifdef DPMSExtension
+#include <X11/extensions/dpmsconst.h>
+#include "dpmsproc.h"
+#endif
+#include "xf86VGAarbiter.h"
+
+
+#ifdef DPMSExtension
+static int DPMSKeyIndex;
+static DevPrivateKey DPMSKey;
+static Bool DPMSClose(int i, ScreenPtr pScreen);
+static int DPMSCount = 0;
+#endif
+
+
+Bool
+xf86DPMSInit(ScreenPtr pScreen, DPMSSetProcPtr set, int flags)
+{
+#ifdef DPMSExtension
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ DPMSPtr pDPMS;
+ pointer DPMSOpt;
+ MessageType enabled_from;
+
+ DPMSKey = &DPMSKeyIndex;
+
+ if (!dixSetPrivate(&pScreen->devPrivates, DPMSKey,
+ calloc(sizeof(DPMSRec), 1)))
+ return FALSE;
+
+ pDPMS = dixLookupPrivate(&pScreen->devPrivates, DPMSKey);
+ pScrn->DPMSSet = set;
+ pDPMS->Flags = flags;
+ DPMSOpt = xf86FindOption(pScrn->options, "dpms");
+ if (DPMSDisabledSwitch) {
+ enabled_from = X_CMDLINE;
+ DPMSEnabled = FALSE;
+ }
+ else if (DPMSOpt) {
+ enabled_from = X_CONFIG;
+ DPMSEnabled = xf86CheckBoolOption(pScrn->options, "dpms", FALSE);
+ xf86MarkOptionUsed(DPMSOpt);
+ }
+ else {
+ enabled_from = X_DEFAULT;
+ DPMSEnabled = TRUE;
+ }
+ if (DPMSEnabled)
+ xf86DrvMsg(pScreen->myNum, enabled_from, "DPMS enabled\n");
+ pDPMS->Enabled = DPMSEnabled;
+ pDPMS->CloseScreen = pScreen->CloseScreen;
+ pScreen->CloseScreen = DPMSClose;
+ DPMSCount++;
+ return TRUE;
+#else
+ return FALSE;
+#endif
+}
+
+
+#ifdef DPMSExtension
+
+static Bool
+DPMSClose(int i, ScreenPtr pScreen)
+{
+ DPMSPtr pDPMS;
+
+ /* This shouldn't happen */
+ if (DPMSKey == NULL)
+ return FALSE;
+
+ pDPMS = dixLookupPrivate(&pScreen->devPrivates, DPMSKey);
+
+ /* This shouldn't happen */
+ if (!pDPMS)
+ return FALSE;
+
+ pScreen->CloseScreen = pDPMS->CloseScreen;
+
+ /*
+ * Turn on DPMS when shutting down. If this function can be used
+ * depends on the order the driver wraps things. If this is called
+ * after the driver has shut down everything the driver will have
+ * to deal with this internally.
+ */
+ if (xf86Screens[i]->vtSema && xf86Screens[i]->DPMSSet) {
+ xf86Screens[i]->DPMSSet(xf86Screens[i],DPMSModeOn,0);
+ }
+
+ free(pDPMS);
+ dixSetPrivate(&pScreen->devPrivates, DPMSKey, NULL);
+ if (--DPMSCount == 0)
+ DPMSKey = NULL;
+ return pScreen->CloseScreen(i, pScreen);
+}
+
+
+/*
+ * DPMSSet --
+ * Device dependent DPMS mode setting hook. This is called whenever
+ * the DPMS mode is to be changed.
+ */
+int
+DPMSSet(ClientPtr client, int level)
+{
+ int rc, i;
+ DPMSPtr pDPMS;
+ ScrnInfoPtr pScrn;
+
+ DPMSPowerLevel = level;
+
+ if (DPMSKey == NULL)
+ return Success;
+
+ if (level != DPMSModeOn) {
+ rc = dixSaveScreens(client, SCREEN_SAVER_FORCER, ScreenSaverActive);
+ if (rc != Success)
+ return rc;
+ }
+
+ /* For each screen, set the DPMS level */
+ for (i = 0; i < xf86NumScreens; i++) {
+ pScrn = xf86Screens[i];
+ pDPMS = dixLookupPrivate(&screenInfo.screens[i]->devPrivates, DPMSKey);
+ if (pDPMS && pScrn->DPMSSet && pDPMS->Enabled && pScrn->vtSema) {
+ xf86VGAarbiterLock(pScrn);
+ pScrn->DPMSSet(pScrn, level, 0);
+ xf86VGAarbiterUnlock(pScrn);
+ }
+ }
+ return Success;
+}
+
+
+/*
+ * DPMSSupported --
+ * Return TRUE if any screen supports DPMS.
+ */
+Bool
+DPMSSupported(void)
+{
+ int i;
+ DPMSPtr pDPMS;
+ ScrnInfoPtr pScrn;
+
+ if (DPMSKey == NULL) {
+ return FALSE;
+ }
+
+ /* For each screen, check if DPMS is supported */
+ for (i = 0; i < xf86NumScreens; i++) {
+ pScrn = xf86Screens[i];
+ pDPMS = dixLookupPrivate(&screenInfo.screens[i]->devPrivates, DPMSKey);
+ if (pDPMS && pScrn->DPMSSet)
+ return TRUE;
+ }
+ return FALSE;
+}
+
+#endif /* DPMSExtension */
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