dix: Lift DPMS to a screen hook

Following on from the previous change, this adds a DPMS hook to the
ScreenRec and uses that to infer DPMS support. As a result we can drop
the dpms stub code from Xext.

Signed-off-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Adam Jackson 2017-03-24 12:30:57 -04:00
parent 8ed0b00fce
commit 7f1ef9289d
13 changed files with 114 additions and 200 deletions

View File

@ -1,4 +1,4 @@
noinst_LTLIBRARIES = libXext.la libXextdpmsstubs.la libXvidmode.la
noinst_LTLIBRARIES = libXext.la libXvidmode.la
AM_CFLAGS = $(DIX_CFLAGS)
@ -96,8 +96,6 @@ endif
libXext_la_SOURCES = $(BUILTIN_SRCS)
libXext_la_LIBADD = $(BUILTIN_LIBS)
libXextdpmsstubs_la_SOURCES = dpmsstubs.c
# XVidMode extension
libXvidmode_la_SOURCES = vidmode.c

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@ -40,6 +40,70 @@ Equipment Corporation.
#include <X11/extensions/dpmsproto.h>
#include "dpmsproc.h"
#include "extinit.h"
#include "scrnintstr.h"
#include "windowstr.h"
Bool
DPMSSupported(void)
{
int i;
/* For each screen, check if DPMS is supported */
for (i = 0; i < screenInfo.numScreens; i++)
if (screenInfo.screens[i]->DPMS != NULL)
return TRUE;
for (i = 0; i < screenInfo.numGPUScreens; i++)
if (screenInfo.gpuscreens[i]->DPMS != NULL)
return TRUE;
return FALSE;
}
static Bool
isUnblank(int mode)
{
switch (mode) {
case SCREEN_SAVER_OFF:
case SCREEN_SAVER_FORCER:
return TRUE;
case SCREEN_SAVER_ON:
case SCREEN_SAVER_CYCLE:
return FALSE;
default:
return TRUE;
}
}
int
DPMSSet(ClientPtr client, int level)
{
int rc, i;
DPMSPowerLevel = level;
if (level != DPMSModeOn) {
if (isUnblank(screenIsSaved)) {
rc = dixSaveScreens(client, SCREEN_SAVER_FORCER, ScreenSaverActive);
if (rc != Success)
return rc;
}
} else if (!isUnblank(screenIsSaved)) {
rc = dixSaveScreens(client, SCREEN_SAVER_OFF, ScreenSaverReset);
if (rc != Success)
return rc;
}
for (i = 0; i < screenInfo.numScreens; i++)
if (screenInfo.screens[i]->DPMS != NULL)
screenInfo.screens[i]->DPMS(screenInfo.screens[i], level);
for (i = 0; i < screenInfo.numGPUScreens; i++)
if (screenInfo.gpuscreens[i]->DPMS != NULL)
screenInfo.gpuscreens[i]->DPMS(screenInfo.gpuscreens[i], level);
return Success;
}
static int
ProcDPMSGetVersion(ClientPtr client)

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@ -1,47 +0,0 @@
/*****************************************************************
Copyright (c) 1996 Digital Equipment Corporation, Maynard, Massachusetts.
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.
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
DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL 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 Digital Equipment Corporation
shall not be used in advertising or otherwise to promote the sale, use or other
dealings in this Software without prior written authorization from Digital
Equipment Corporation.
******************************************************************/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include "dpmsproc.h"
#define FALSE 0
Bool
DPMSSupported(void)
{
return FALSE;
}
int
DPMSSet(ClientPtr client, int level)
{
return Success;
}

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@ -53,10 +53,7 @@
#include "windowstr.h" /* For screenIsSaved */
#include <X11/extensions/dpms.h>
static unsigned long dpmsGeneration = 0;
static Bool dpmsSupported = TRUE;
static void
static int
_dmxDPMSInit(DMXScreenInfo * dmxScreen)
{
int event_base, error_base;
@ -65,14 +62,9 @@ _dmxDPMSInit(DMXScreenInfo * dmxScreen)
BOOL state;
const char *monitor;
if (dpmsGeneration != serverGeneration) {
dpmsSupported = TRUE; /* On unless a backend doesn't support it */
dpmsGeneration = serverGeneration;
}
#ifdef DPMSExtension
if (DPMSDisabledSwitch)
dpmsSupported = FALSE; /* -dpms turns off */
return FALSE;
#endif
dmxScreen->dpmsCapable = 0;
@ -80,25 +72,21 @@ _dmxDPMSInit(DMXScreenInfo * dmxScreen)
if (!dmxScreen->beDisplay) {
dmxLogOutput(dmxScreen,
"Cannot determine if DPMS supported (detached screen)\n");
dpmsSupported = FALSE;
return;
return FALSE;
}
if (!DPMSQueryExtension(dmxScreen->beDisplay, &event_base, &error_base)) {
dmxLogOutput(dmxScreen, "DPMS not supported\n");
dpmsSupported = FALSE;
return;
return FALSE;
}
if (!DPMSGetVersion(dmxScreen->beDisplay, &major, &minor)) {
dmxLogOutput(dmxScreen, "DPMS not supported\n");
dpmsSupported = FALSE;
return;
return FALSE;
}
if (!DPMSCapable(dmxScreen->beDisplay)) {
dmxLogOutput(dmxScreen, "DPMS %d.%d (not DPMS capable)\n",
major, minor);
dpmsSupported = FALSE;
return;
return FALSE;
}
DPMSInfo(dmxScreen->beDisplay, &level, &state);
@ -134,20 +122,22 @@ _dmxDPMSInit(DMXScreenInfo * dmxScreen)
"DPMS %d.%d (%s, %s, %d %d %d)\n",
major, minor, monitor, state ? "enabled" : "disabled",
standby, suspend, off);
return TRUE;
}
/** Initialize DPMS support. We save the current settings and turn off
* DPMS. The settings are restored in #dmxDPMSTerm. */
void
int
dmxDPMSInit(DMXScreenInfo * dmxScreen)
{
int interval, preferBlanking, allowExposures;
/* Turn off DPMS */
_dmxDPMSInit(dmxScreen);
if (!_dmxDPMSInit(dmxScreen))
return FALSE;
if (!dmxScreen->beDisplay)
return;
return FALSE;
/* Turn off screen saver */
XGetScreenSaver(dmxScreen->beDisplay, &dmxScreen->savedTimeout, &interval,
@ -156,6 +146,7 @@ dmxDPMSInit(DMXScreenInfo * dmxScreen)
preferBlanking, allowExposures);
XResetScreenSaver(dmxScreen->beDisplay);
dmxSync(dmxScreen, FALSE);
return TRUE;
}
/** Terminate DPMS support on \a dmxScreen. We restore the settings
@ -199,38 +190,12 @@ dmxDPMSWakeup(void)
}
#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)
void
dmxDPMSBackend(DMXScreenInfo *dmxScreen, int level)
{
return dpmsSupported;
}
/** This is used by clients (e.g., xset) to set the DPMS level. */
int
DPMSSet(ClientPtr client, int level)
{
int i;
if (!dpmsSupported)
return Success;
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;
}
#endif

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@ -36,7 +36,8 @@
#ifndef _DMXDPMS_H_
#define _DMXDPMS_H_
extern void dmxDPMSInit(DMXScreenInfo * dmxScreen);
extern int dmxDPMSInit(DMXScreenInfo * dmxScreen);
extern void dmxDPMSTerm(DMXScreenInfo * dmxScreen);
extern void dmxDPMSWakeup(void); /* Call when input is processed */
extern void dmxDPMSBackend(DMXScreenInfo *dmxScreen, int level);
#endif

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@ -75,6 +75,17 @@ DevPrivateKeyRec dmxColormapPrivateKeyRec;
DevPrivateKeyRec dmxPictPrivateKeyRec;
DevPrivateKeyRec dmxGlyphSetPrivateKeyRec;
#ifdef DPMSExtension
static void
dmxDPMS(ScreenPtr pScreen, int level)
{
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
dmxDPMSBackend(dmxScreen, level);
}
#else
#define dmxDPMS NULL
#endif
/** Initialize the parts of screen \a idx that require access to the
* back-end server. */
void
@ -103,7 +114,8 @@ dmxBEScreenInit(ScreenPtr pScreen)
pScreen->blackPixel = dmxScreen->beBlackPixel;
/* Handle screen savers and DPMS on the backend */
dmxDPMSInit(dmxScreen);
if (dmxDPMSInit(dmxScreen))
pScreen->DPMS = dmxDPMS;
/* Create root window for screen */
mask = CWBackPixel | CWEventMask | CWColormap | CWOverrideRedirect;

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@ -1193,18 +1193,6 @@ OsVendorFatalError(const char *f, va_list args)
{
}
int
DPMSSet(ClientPtr client, int level)
{
return Success;
}
Bool
DPMSSupported(void)
{
return FALSE;
}
/* These stubs can be safely removed once we can
* split input and GPU parts in hotplug.h et al. */
#ifdef CONFIG_UDEV_KMS

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@ -16,7 +16,6 @@ XVFB_LIBS = \
@XVFB_LIBS@ \
$(MAIN_LIB) \
$(XSERVER_LIBS) \
$(top_builddir)/Xext/libXextdpmsstubs.la \
$(top_builddir)/Xi/libXistubs.la
Xvfb_LDADD = $(XVFB_LIBS) $(XVFB_SYS_LIBS) $(XSERVER_SYS_LIBS)

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@ -47,6 +47,19 @@
#include "xf86VGAarbiter.h"
#endif
#ifdef DPMSExtension
static void
xf86DPMS(ScreenPtr pScreen, int level)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
if (pScrn->DPMSSet && pScrn->vtSema) {
xf86VGAarbiterLock(pScrn);
pScrn->DPMSSet(pScrn, level, 0);
xf86VGAarbiterUnlock(pScrn);
}
}
#endif
Bool
xf86DPMSInit(ScreenPtr pScreen, DPMSSetProcPtr set, int flags)
{
@ -69,84 +82,10 @@ xf86DPMSInit(ScreenPtr pScreen, DPMSSetProcPtr set, int flags)
if (enabled) {
xf86DrvMsg(pScreen->myNum, enabled_from, "DPMS enabled\n");
pScrn->DPMSSet = set;
pScreen->DPMS = xf86DPMS;
}
return TRUE;
#else
return FALSE;
#endif
}
#ifdef DPMSExtension
static void
DPMSSetScreen(ScrnInfoPtr pScrn, int level)
{
if (pScrn->DPMSSet && pScrn->vtSema) {
xf86VGAarbiterLock(pScrn);
pScrn->DPMSSet(pScrn, level, 0);
xf86VGAarbiterUnlock(pScrn);
}
}
/*
* 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;
DPMSPowerLevel = level;
if (level != DPMSModeOn) {
if (xf86IsUnblank(screenIsSaved)) {
rc = dixSaveScreens(client, SCREEN_SAVER_FORCER, ScreenSaverActive);
if (rc != Success)
return rc;
}
} else if (!xf86IsUnblank(screenIsSaved)) {
rc = dixSaveScreens(client, SCREEN_SAVER_OFF, ScreenSaverReset);
if (rc != Success)
return rc;
}
/* For each screen, set the DPMS level */
for (i = 0; i < xf86NumScreens; i++) {
DPMSSetScreen(xf86Screens[i], level);
}
for (i = 0; i < xf86NumGPUScreens; i++) {
DPMSSetScreen(xf86GPUScreens[i], level);
}
return Success;
}
static Bool
DPMSSupportedOnScreen(ScrnInfoPtr pScrn)
{
return pScrn->DPMSSet != NULL;
}
/*
* DPMSSupported --
* Return TRUE if any screen supports DPMS.
*/
Bool
DPMSSupported(void)
{
int i;
/* For each screen, check if DPMS is supported */
for (i = 0; i < xf86NumScreens; i++) {
if (DPMSSupportedOnScreen(xf86Screens[i]))
return TRUE;
}
for (i = 0; i < xf86NumGPUScreens; i++) {
if (DPMSSupportedOnScreen(xf86GPUScreens[i]))
return TRUE;
}
return FALSE;
}
#endif /* DPMSExtension */

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@ -45,7 +45,6 @@ SRCS = Args.c \
XNEST_LIBS = \
@XNEST_LIBS@ \
$(top_builddir)/Xext/libXextdpmsstubs.la \
$(top_builddir)/Xi/libXistubs.la
Xnest_SOURCES = $(SRCS)
@ -57,10 +56,5 @@ Xnest_LDFLAGS = $(LD_EXPORT_SYMBOLS_FLAG)
EXTRA_DIST = icon \
screensaver
# -UDPMSExtension for miinitext? can't put into
# OS_DEFINES???
# EXT_DEFINES???
# ICONFIGFILES -- SpecialCObjectRule
relink:
$(AM_V_at)rm -f Xnest$(EXEEXT) && $(MAKE) Xnest$(EXEEXT)

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@ -18,7 +18,6 @@ Xwayland_SOURCES = \
xwayland-cvt.c \
xwayland-vidmode.c \
xwayland.h \
$(top_srcdir)/Xext/dpmsstubs.c \
$(top_srcdir)/Xi/stubs.c \
$(top_srcdir)/mi/miinitext.c

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@ -138,7 +138,6 @@ XWIN_SYS_LIBS += -ldxguid
XWIN_LIBS += \
$(top_builddir)/pseudoramiX/libPseudoramiX.la \
$(top_builddir)/Xext/libXextdpmsstubs.la \
$(top_builddir)/Xi/libXistubs.la
XWin_DEPENDENCIES = \

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@ -400,6 +400,8 @@ typedef WindowPtr (*XYToWindowProcPtr)(ScreenPtr pScreen,
typedef int (*NameWindowPixmapProcPtr)(WindowPtr, PixmapPtr, CARD32);
typedef void (*DPMSProcPtr)(ScreenPtr pScreen, int level);
/* Wrapping Screen procedures
There are a few modules in the X server which dynamically add and
@ -657,6 +659,7 @@ typedef struct _Screen {
ReplaceScanoutPixmapProcPtr ReplaceScanoutPixmap;
XYToWindowProcPtr XYToWindow;
DPMSProcPtr DPMS;
} ScreenRec;
static inline RegionPtr