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![Henri Verbeet](/assets/img/avatar_default.png)
This can legitimately happen when the output is disconnected. Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
548 lines
16 KiB
C
548 lines
16 KiB
C
/*
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* Wine X11drv Xrandr interface
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*
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* Copyright 2003 Alexander James Pasadyn
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* Copyright 2012 Henri Verbeet for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(xrandr);
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#ifdef HAVE_XRRGETSCREENRESOURCES
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WINE_DECLARE_DEBUG_CHANNEL(winediag);
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#endif
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#ifdef SONAME_LIBXRANDR
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#include <X11/Xlib.h>
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#include <X11/extensions/Xrandr.h>
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#include "x11drv.h"
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#include "wine/library.h"
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static void *xrandr_handle;
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#define MAKE_FUNCPTR(f) static typeof(f) * p##f;
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MAKE_FUNCPTR(XRRConfigCurrentConfiguration)
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MAKE_FUNCPTR(XRRConfigCurrentRate)
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MAKE_FUNCPTR(XRRFreeScreenConfigInfo)
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MAKE_FUNCPTR(XRRGetScreenInfo)
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MAKE_FUNCPTR(XRRQueryExtension)
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MAKE_FUNCPTR(XRRQueryVersion)
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MAKE_FUNCPTR(XRRRates)
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MAKE_FUNCPTR(XRRSetScreenConfig)
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MAKE_FUNCPTR(XRRSetScreenConfigAndRate)
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MAKE_FUNCPTR(XRRSizes)
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#ifdef HAVE_XRRGETSCREENRESOURCES
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MAKE_FUNCPTR(XRRFreeCrtcInfo)
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MAKE_FUNCPTR(XRRFreeOutputInfo)
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MAKE_FUNCPTR(XRRFreeScreenResources)
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MAKE_FUNCPTR(XRRGetCrtcInfo)
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MAKE_FUNCPTR(XRRGetOutputInfo)
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MAKE_FUNCPTR(XRRGetScreenResources)
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MAKE_FUNCPTR(XRRSetCrtcConfig)
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static typeof(XRRGetScreenResources) *pXRRGetScreenResourcesCurrent;
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static RRMode *xrandr12_modes;
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static int primary_crtc;
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#endif
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#undef MAKE_FUNCPTR
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static struct x11drv_mode_info *dd_modes;
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static SizeID *xrandr10_modes;
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static unsigned int xrandr_mode_count;
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static int xrandr_current_mode = -1;
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static int load_xrandr(void)
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{
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int r = 0;
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if (wine_dlopen(SONAME_LIBXRENDER, RTLD_NOW|RTLD_GLOBAL, NULL, 0) &&
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(xrandr_handle = wine_dlopen(SONAME_LIBXRANDR, RTLD_NOW, NULL, 0)))
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{
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#define LOAD_FUNCPTR(f) \
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if((p##f = wine_dlsym(xrandr_handle, #f, NULL, 0)) == NULL) \
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goto sym_not_found;
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LOAD_FUNCPTR(XRRConfigCurrentConfiguration)
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LOAD_FUNCPTR(XRRConfigCurrentRate)
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LOAD_FUNCPTR(XRRFreeScreenConfigInfo)
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LOAD_FUNCPTR(XRRGetScreenInfo)
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LOAD_FUNCPTR(XRRQueryExtension)
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LOAD_FUNCPTR(XRRQueryVersion)
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LOAD_FUNCPTR(XRRRates)
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LOAD_FUNCPTR(XRRSetScreenConfig)
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LOAD_FUNCPTR(XRRSetScreenConfigAndRate)
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LOAD_FUNCPTR(XRRSizes)
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r = 1;
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#ifdef HAVE_XRRGETSCREENRESOURCES
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LOAD_FUNCPTR(XRRFreeCrtcInfo)
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LOAD_FUNCPTR(XRRFreeOutputInfo)
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LOAD_FUNCPTR(XRRFreeScreenResources)
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LOAD_FUNCPTR(XRRGetCrtcInfo)
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LOAD_FUNCPTR(XRRGetOutputInfo)
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LOAD_FUNCPTR(XRRGetScreenResources)
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LOAD_FUNCPTR(XRRSetCrtcConfig)
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r = 2;
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#endif
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#undef LOAD_FUNCPTR
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sym_not_found:
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if (!r) TRACE("Unable to load function ptrs from XRandR library\n");
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}
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return r;
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}
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static int XRandRErrorHandler(Display *dpy, XErrorEvent *event, void *arg)
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{
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return 1;
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}
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static int xrandr10_get_current_mode(void)
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{
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SizeID size;
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Rotation rot;
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XRRScreenConfiguration *sc;
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short rate;
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unsigned int i;
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int res = -1;
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if (xrandr_current_mode != -1)
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return xrandr_current_mode;
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sc = pXRRGetScreenInfo (gdi_display, DefaultRootWindow( gdi_display ));
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size = pXRRConfigCurrentConfiguration (sc, &rot);
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rate = pXRRConfigCurrentRate (sc);
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pXRRFreeScreenConfigInfo(sc);
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for (i = 0; i < xrandr_mode_count; ++i)
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{
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if (xrandr10_modes[i] == size && dd_modes[i].refresh_rate == rate)
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{
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res = i;
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break;
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}
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}
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if (res == -1)
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{
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ERR("In unknown mode, returning default\n");
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return 0;
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}
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xrandr_current_mode = res;
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return res;
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}
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static LONG xrandr10_set_current_mode( int mode )
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{
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SizeID size;
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Rotation rot;
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Window root;
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XRRScreenConfiguration *sc;
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Status stat;
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short rate;
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root = DefaultRootWindow( gdi_display );
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sc = pXRRGetScreenInfo (gdi_display, root);
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pXRRConfigCurrentConfiguration (sc, &rot);
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mode = mode % xrandr_mode_count;
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TRACE("Changing Resolution to %dx%d @%d Hz\n",
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dd_modes[mode].width,
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dd_modes[mode].height,
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dd_modes[mode].refresh_rate);
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size = xrandr10_modes[mode];
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rate = dd_modes[mode].refresh_rate;
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if (rate)
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stat = pXRRSetScreenConfigAndRate( gdi_display, sc, root, size, rot, rate, CurrentTime );
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else
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stat = pXRRSetScreenConfig( gdi_display, sc, root, size, rot, CurrentTime );
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pXRRFreeScreenConfigInfo(sc);
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if (stat == RRSetConfigSuccess)
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{
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xrandr_current_mode = mode;
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X11DRV_resize_desktop( dd_modes[mode].width, dd_modes[mode].height );
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return DISP_CHANGE_SUCCESSFUL;
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}
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ERR("Resolution change not successful -- perhaps display has changed?\n");
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return DISP_CHANGE_FAILED;
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}
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static void xrandr10_init_modes(void)
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{
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XRRScreenSize *sizes;
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int sizes_count;
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int i, j, nmodes = 0;
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sizes = pXRRSizes( gdi_display, DefaultScreen(gdi_display), &sizes_count );
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if (sizes_count <= 0) return;
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TRACE("XRandR: found %d sizes.\n", sizes_count);
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for (i = 0; i < sizes_count; ++i)
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{
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int rates_count;
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short *rates;
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rates = pXRRRates( gdi_display, DefaultScreen(gdi_display), i, &rates_count );
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TRACE("- at %d: %dx%d (%d rates):", i, sizes[i].width, sizes[i].height, rates_count);
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if (rates_count)
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{
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nmodes += rates_count;
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for (j = 0; j < rates_count; ++j)
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{
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if (j > 0)
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TRACE(",");
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TRACE(" %d", rates[j]);
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}
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}
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else
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{
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++nmodes;
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TRACE(" <default>");
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}
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TRACE(" Hz\n");
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}
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TRACE("XRandR modes: count=%d\n", nmodes);
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if (!(xrandr10_modes = HeapAlloc( GetProcessHeap(), 0, sizeof(*xrandr10_modes) * nmodes )))
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{
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ERR("Failed to allocate xrandr mode info array.\n");
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return;
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}
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dd_modes = X11DRV_Settings_SetHandlers( "XRandR 1.0",
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xrandr10_get_current_mode,
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xrandr10_set_current_mode,
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nmodes, 1 );
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xrandr_mode_count = 0;
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for (i = 0; i < sizes_count; ++i)
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{
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int rates_count;
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short *rates;
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rates = pXRRRates( gdi_display, DefaultScreen(gdi_display), i, &rates_count );
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if (rates_count)
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{
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for (j = 0; j < rates_count; ++j)
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{
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X11DRV_Settings_AddOneMode( sizes[i].width, sizes[i].height, 0, rates[j] );
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xrandr10_modes[xrandr_mode_count++] = i;
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}
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}
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else
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{
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X11DRV_Settings_AddOneMode( sizes[i].width, sizes[i].height, 0, 0 );
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xrandr10_modes[xrandr_mode_count++] = i;
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}
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}
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X11DRV_Settings_AddDepthModes();
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nmodes = X11DRV_Settings_GetModeCount();
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TRACE("Available DD modes: count=%d\n", nmodes);
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TRACE("Enabling XRandR\n");
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}
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#ifdef HAVE_XRRGETSCREENRESOURCES
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static int xrandr12_get_current_mode(void)
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{
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XRRScreenResources *resources;
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XRRCrtcInfo *crtc_info;
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int i, ret = -1;
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if (xrandr_current_mode != -1)
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return xrandr_current_mode;
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if (!(resources = pXRRGetScreenResourcesCurrent( gdi_display, root_window )))
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{
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ERR("Failed to get screen resources.\n");
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return 0;
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}
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if (resources->ncrtc <= primary_crtc ||
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!(crtc_info = pXRRGetCrtcInfo( gdi_display, resources, resources->crtcs[primary_crtc] )))
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{
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pXRRFreeScreenResources( resources );
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ERR("Failed to get CRTC info.\n");
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return 0;
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}
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TRACE("CRTC %d: mode %#lx, %ux%u+%d+%d.\n", primary_crtc, crtc_info->mode,
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crtc_info->width, crtc_info->height, crtc_info->x, crtc_info->y);
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for (i = 0; i < xrandr_mode_count; ++i)
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{
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if (xrandr12_modes[i] == crtc_info->mode)
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{
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ret = i;
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break;
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}
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}
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pXRRFreeCrtcInfo( crtc_info );
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pXRRFreeScreenResources( resources );
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if (ret == -1)
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{
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ERR("Unknown mode, returning default.\n");
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return 0;
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}
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xrandr_current_mode = ret;
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return ret;
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}
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static LONG xrandr12_set_current_mode( int mode )
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{
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Status status = RRSetConfigFailed;
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XRRScreenResources *resources;
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XRRCrtcInfo *crtc_info;
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mode = mode % xrandr_mode_count;
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if (!(resources = pXRRGetScreenResourcesCurrent( gdi_display, root_window )))
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{
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ERR("Failed to get screen resources.\n");
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return DISP_CHANGE_FAILED;
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}
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if (resources->ncrtc <= primary_crtc ||
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!(crtc_info = pXRRGetCrtcInfo( gdi_display, resources, resources->crtcs[primary_crtc] )))
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{
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pXRRFreeScreenResources( resources );
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ERR("Failed to get CRTC info.\n");
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return DISP_CHANGE_FAILED;
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}
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TRACE("CRTC %d: mode %#lx, %ux%u+%d+%d.\n", primary_crtc, crtc_info->mode,
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crtc_info->width, crtc_info->height, crtc_info->x, crtc_info->y);
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status = pXRRSetCrtcConfig( gdi_display, resources, resources->crtcs[primary_crtc],
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CurrentTime, crtc_info->x, crtc_info->y, xrandr12_modes[mode],
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crtc_info->rotation, crtc_info->outputs, crtc_info->noutput );
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pXRRFreeCrtcInfo( crtc_info );
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pXRRFreeScreenResources( resources );
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if (status != RRSetConfigSuccess)
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{
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ERR("Resolution change not successful -- perhaps display has changed?\n");
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return DISP_CHANGE_FAILED;
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}
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xrandr_current_mode = mode;
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X11DRV_resize_desktop( dd_modes[mode].width, dd_modes[mode].height );
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return DISP_CHANGE_SUCCESSFUL;
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}
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static XRRCrtcInfo *xrandr12_get_primary_crtc_info( XRRScreenResources *resources, int *crtc_idx )
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{
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XRRCrtcInfo *crtc_info;
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int i;
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for (i = 0; i < resources->ncrtc; ++i)
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{
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crtc_info = pXRRGetCrtcInfo( gdi_display, resources, resources->crtcs[i] );
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if (!crtc_info || crtc_info->mode == None)
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{
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pXRRFreeCrtcInfo( crtc_info );
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continue;
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}
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*crtc_idx = i;
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return crtc_info;
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}
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return NULL;
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}
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static int xrandr12_init_modes(void)
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{
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unsigned int only_one_resolution = 1, mode_count;
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XRRScreenResources *resources;
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XRROutputInfo *output_info;
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XRRCrtcInfo *crtc_info;
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int ret = -1;
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int i, j;
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if (!(resources = pXRRGetScreenResourcesCurrent( gdi_display, root_window )))
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{
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ERR("Failed to get screen resources.\n");
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return ret;
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}
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if (!resources->ncrtc)
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{
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pXRRFreeScreenResources( resources );
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if (!(resources = pXRRGetScreenResources( gdi_display, root_window )))
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{
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ERR("Failed to get screen resources.\n");
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return ret;
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}
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}
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if (!(crtc_info = xrandr12_get_primary_crtc_info( resources, &primary_crtc )))
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{
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pXRRFreeScreenResources( resources );
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ERR("Failed to get primary CRTC info.\n");
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return ret;
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}
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TRACE("CRTC %d: mode %#lx, %ux%u+%d+%d.\n", primary_crtc, crtc_info->mode,
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crtc_info->width, crtc_info->height, crtc_info->x, crtc_info->y);
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if (!crtc_info->noutput || !(output_info = pXRRGetOutputInfo( gdi_display, resources, crtc_info->outputs[0] )))
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{
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pXRRFreeCrtcInfo( crtc_info );
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pXRRFreeScreenResources( resources );
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ERR("Failed to get output info.\n");
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return ret;
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}
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TRACE("OUTPUT 0: name %s.\n", debugstr_a(output_info->name));
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if (!output_info->nmode)
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{
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WARN("Output has no modes.\n");
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goto done;
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}
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if (!(xrandr12_modes = HeapAlloc( GetProcessHeap(), 0, sizeof(*xrandr12_modes) * output_info->nmode )))
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{
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ERR("Failed to allocate xrandr mode info array.\n");
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goto done;
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}
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dd_modes = X11DRV_Settings_SetHandlers( "XRandR 1.2",
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xrandr12_get_current_mode,
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xrandr12_set_current_mode,
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output_info->nmode, 1 );
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xrandr_mode_count = 0;
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for (i = 0; i < output_info->nmode; ++i)
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{
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for (j = 0; j < resources->nmode; ++j)
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{
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XRRModeInfo *mode = &resources->modes[j];
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if (mode->id == output_info->modes[i])
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{
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unsigned int dots = mode->hTotal * mode->vTotal;
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unsigned int refresh = dots ? (mode->dotClock + dots / 2) / dots : 0;
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TRACE("Adding mode %#lx: %ux%u@%u.\n", mode->id, mode->width, mode->height, refresh);
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X11DRV_Settings_AddOneMode( mode->width, mode->height, 0, refresh );
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xrandr12_modes[xrandr_mode_count++] = mode->id;
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break;
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}
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}
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}
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mode_count = X11DRV_Settings_GetModeCount();
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for (i = 1; i < mode_count; ++i)
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{
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if (dd_modes[i].width != dd_modes[0].width || dd_modes[i].height != dd_modes[0].height)
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{
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only_one_resolution = 0;
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break;
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}
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}
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/* Recent (304.64, possibly earlier) versions of the nvidia driver only
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* report a DFP's native mode through RandR 1.2 / 1.3. Standard DMT modes
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* are only listed through RandR 1.0 / 1.1. This is completely useless,
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* but NVIDIA considers this a feature, so it's unlikely to change. The
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* best we can do is to fall back to RandR 1.0 and encourage users to
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* consider more cooperative driver vendors when we detect such a
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* configuration. */
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if (only_one_resolution && XQueryExtension( gdi_display, "NV-CONTROL", &i, &j, &ret ))
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{
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ERR_(winediag)("Broken NVIDIA RandR detected, falling back to RandR 1.0. "
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"Please consider using the Nouveau driver instead.\n");
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ret = -1;
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HeapFree( GetProcessHeap(), 0, xrandr12_modes );
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goto done;
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}
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X11DRV_Settings_AddDepthModes();
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ret = 0;
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done:
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pXRRFreeOutputInfo( output_info );
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pXRRFreeCrtcInfo( crtc_info );
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pXRRFreeScreenResources( resources );
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return ret;
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}
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#endif /* HAVE_XRRGETSCREENRESOURCES */
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|
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void X11DRV_XRandR_Init(void)
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|
{
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int event_base, error_base, minor, ret;
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|
static int major;
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|
Bool ok;
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|
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if (major) return; /* already initialized? */
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if (!usexrandr) return; /* disabled in config */
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if (root_window != DefaultRootWindow( gdi_display )) return;
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if (!(ret = load_xrandr())) return; /* can't load the Xrandr library */
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|
|
|
/* see if Xrandr is available */
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if (!pXRRQueryExtension( gdi_display, &event_base, &error_base )) return;
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X11DRV_expect_error( gdi_display, XRandRErrorHandler, NULL );
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ok = pXRRQueryVersion( gdi_display, &major, &minor );
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if (X11DRV_check_error() || !ok) return;
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|
|
|
TRACE("Found XRandR %d.%d.\n", major, minor);
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|
|
|
#ifdef HAVE_XRRGETSCREENRESOURCES
|
|
if (ret >= 2 && (major > 1 || (major == 1 && minor >= 2)))
|
|
{
|
|
if (major > 1 || (major == 1 && minor >= 3))
|
|
pXRRGetScreenResourcesCurrent = wine_dlsym( xrandr_handle, "XRRGetScreenResourcesCurrent", NULL, 0 );
|
|
if (!pXRRGetScreenResourcesCurrent)
|
|
pXRRGetScreenResourcesCurrent = pXRRGetScreenResources;
|
|
}
|
|
|
|
if (!pXRRGetScreenResourcesCurrent || xrandr12_init_modes() < 0)
|
|
#endif
|
|
xrandr10_init_modes();
|
|
}
|
|
|
|
#else /* SONAME_LIBXRANDR */
|
|
|
|
void X11DRV_XRandR_Init(void)
|
|
{
|
|
TRACE("XRandR support not compiled in.\n");
|
|
}
|
|
|
|
#endif /* SONAME_LIBXRANDR */
|