diff options
Diffstat (limited to 'xorg-server/hw/dmx/dmxdpms.c')
| -rw-r--r-- | xorg-server/hw/dmx/dmxdpms.c | 117 |
1 files changed, 70 insertions, 47 deletions
diff --git a/xorg-server/hw/dmx/dmxdpms.c b/xorg-server/hw/dmx/dmxdpms.c index 2af160556..d53a3d998 100644 --- a/xorg-server/hw/dmx/dmxdpms.c +++ b/xorg-server/hw/dmx/dmxdpms.c @@ -54,36 +54,37 @@ #include <X11/extensions/dpms.h> static unsigned long dpmsGeneration = 0; -static Bool dpmsSupported = TRUE; +static Bool dpmsSupported = TRUE; -static void _dmxDPMSInit(DMXScreenInfo *dmxScreen) +static void +_dmxDPMSInit(DMXScreenInfo * dmxScreen) { - int event_base, error_base; - int major, minor; - CARD16 level, standby, suspend, off; - BOOL state; + int event_base, error_base; + int major, minor; + CARD16 level, standby, suspend, off; + BOOL state; const char *monitor; if (dpmsGeneration != serverGeneration) { - dpmsSupported = TRUE; /* On unless a backend doesn't support it */ + dpmsSupported = TRUE; /* On unless a backend doesn't support it */ dpmsGeneration = serverGeneration; } #ifdef DPMSExtension - if (DPMSDisabledSwitch) dpmsSupported = FALSE; /* -dpms turns off */ + if (DPMSDisabledSwitch) + dpmsSupported = FALSE; /* -dpms turns off */ #endif dmxScreen->dpmsCapable = 0; - + if (!dmxScreen->beDisplay) { dmxLogOutput(dmxScreen, - "Cannot determine if DPMS supported (detached screen)\n"); + "Cannot determine if DPMS supported (detached screen)\n"); dpmsSupported = FALSE; return; } - if (!DPMSQueryExtension(dmxScreen->beDisplay, - &event_base, &error_base)) { + if (!DPMSQueryExtension(dmxScreen->beDisplay, &event_base, &error_base)) { dmxLogOutput(dmxScreen, "DPMS not supported\n"); dpmsSupported = FALSE; return; @@ -106,19 +107,29 @@ static void _dmxDPMSInit(DMXScreenInfo *dmxScreen) DPMSEnable(dmxScreen->beDisplay); DPMSForceLevel(dmxScreen->beDisplay, DPMSModeOn); dmxScreen->dpmsCapable = 1; - dmxScreen->dpmsEnabled = !!state; + dmxScreen->dpmsEnabled = ! !state; dmxScreen->dpmsStandby = standby; dmxScreen->dpmsSuspend = suspend; - dmxScreen->dpmsOff = off; + dmxScreen->dpmsOff = off; switch (level) { - case DPMSModeOn: monitor = "on"; break; - case DPMSModeStandby: monitor = "standby"; break; - case DPMSModeSuspend: monitor = "suspend"; break; - case DPMSModeOff: monitor = "off"; break; - default: monitor = "unknown"; break; + case DPMSModeOn: + monitor = "on"; + break; + case DPMSModeStandby: + monitor = "standby"; + break; + case DPMSModeSuspend: + monitor = "suspend"; + break; + case DPMSModeOff: + monitor = "off"; + break; + default: + monitor = "unknown"; + break; } - + dmxLogOutput(dmxScreen, "DPMS %d.%d (%s, %s, %d %d %d)\n", major, minor, monitor, state ? "enabled" : "disabled", @@ -127,86 +138,98 @@ static void _dmxDPMSInit(DMXScreenInfo *dmxScreen) /** Initialize DPMS support. We save the current settings and turn off * DPMS. The settings are restored in #dmxDPMSTerm. */ -void dmxDPMSInit(DMXScreenInfo *dmxScreen) +void +dmxDPMSInit(DMXScreenInfo * dmxScreen) { - int interval, preferBlanking, allowExposures; + int interval, preferBlanking, allowExposures; - /* Turn off DPMS */ + /* Turn off DPMS */ _dmxDPMSInit(dmxScreen); if (!dmxScreen->beDisplay) - return; + return; - /* Turn off screen saver */ + /* Turn off screen saver */ XGetScreenSaver(dmxScreen->beDisplay, &dmxScreen->savedTimeout, &interval, - &preferBlanking, &allowExposures); + &preferBlanking, &allowExposures); XSetScreenSaver(dmxScreen->beDisplay, 0, interval, - preferBlanking, allowExposures); + preferBlanking, allowExposures); XResetScreenSaver(dmxScreen->beDisplay); dmxSync(dmxScreen, FALSE); } /** Terminate DPMS support on \a dmxScreen. We restore the settings * saved in #dmxDPMSInit. */ -void dmxDPMSTerm(DMXScreenInfo *dmxScreen) +void +dmxDPMSTerm(DMXScreenInfo * dmxScreen) { - int timeout, interval, preferBlanking, allowExposures; + int timeout, interval, preferBlanking, allowExposures; if (!dmxScreen->beDisplay) - return; + return; XGetScreenSaver(dmxScreen->beDisplay, &timeout, &interval, - &preferBlanking, &allowExposures); + &preferBlanking, &allowExposures); XSetScreenSaver(dmxScreen->beDisplay, dmxScreen->savedTimeout, interval, - preferBlanking, allowExposures); + preferBlanking, allowExposures); if (dmxScreen->dpmsCapable) { - /* Restore saved state */ + /* Restore saved state */ DPMSForceLevel(dmxScreen->beDisplay, DPMSModeOn); DPMSSetTimeouts(dmxScreen->beDisplay, dmxScreen->dpmsStandby, dmxScreen->dpmsSuspend, dmxScreen->dpmsOff); - if (dmxScreen->dpmsEnabled) DPMSEnable(dmxScreen->beDisplay); - else DPMSDisable(dmxScreen->beDisplay); + if (dmxScreen->dpmsEnabled) + DPMSEnable(dmxScreen->beDisplay); + else + DPMSDisable(dmxScreen->beDisplay); } dmxSync(dmxScreen, FALSE); } /** Called when activity is detected so that DPMS power-saving mode can * be deactivated. */ -void dmxDPMSWakeup(void) +void +dmxDPMSWakeup(void) { if (screenIsSaved == SCREEN_SAVER_ON) dixSaveScreens(serverClient, SCREEN_SAVER_OFF, ScreenSaverReset); #ifdef DPMSExtension - if (DPMSPowerLevel) DPMSSet(serverClient, 0); + if (DPMSPowerLevel) + DPMSSet(serverClient, 0); #endif } #ifdef DPMSExtension /** This is called on each server generation. It should determine if * DPMS is supported on all of the backends and, if so, return TRUE. */ -Bool DPMSSupported(void) +Bool +DPMSSupported(void) { return dpmsSupported; } /** This is used by clients (e.g., xset) to set the DPMS level. */ -int DPMSSet(ClientPtr client, int level) +int +DPMSSet(ClientPtr client, int level) { int i; - if (!dpmsSupported) return Success; + if (!dpmsSupported) + return Success; + + if (level < 0) + level = DPMSModeOn; + if (level > 3) + level = DPMSModeOff; - if (level < 0) level = DPMSModeOn; - if (level > 3) level = DPMSModeOff; - DPMSPowerLevel = level; for (i = 0; i < dmxNumScreens; i++) { DMXScreenInfo *dmxScreen = &dmxScreens[i]; - if (dmxScreen->beDisplay) { - DPMSForceLevel(dmxScreen->beDisplay, level); - dmxSync(dmxScreen, FALSE); - } + + if (dmxScreen->beDisplay) { + DPMSForceLevel(dmxScreen->beDisplay, level); + dmxSync(dmxScreen, FALSE); + } } return Success; } |