663 lines
18 KiB
C
663 lines
18 KiB
C
/*
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* Copyright © 2006 Keith Packard
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* Copyright © 2008 Red Hat, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#include <dix-config.h>
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#include <X11/Xatom.h>
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#include "dix/dix_priv.h"
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#include "randr/randrstr_priv.h"
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#include "randr/rrdispatch_priv.h"
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RESTYPE RROutputType;
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/*
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* Notify the output of some change
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*/
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void
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RROutputChanged(RROutputPtr output, Bool configChanged)
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{
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/* set changed bits on the primary screen only */
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ScreenPtr pScreen = output->pScreen;
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rrScrPrivPtr primarysp;
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output->changed = TRUE;
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if (!pScreen)
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return;
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if (pScreen->isGPU) {
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ScreenPtr primary = pScreen->current_primary;
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if (!primary)
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return;
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primarysp = rrGetScrPriv(primary);
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}
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else {
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primarysp = rrGetScrPriv(pScreen);
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}
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RRSetChanged(pScreen);
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if (configChanged)
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primarysp->configChanged = TRUE;
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}
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/*
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* Create an output
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*/
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RROutputPtr
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RROutputCreate(ScreenPtr pScreen,
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const char *name, int nameLength, void *devPrivate)
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{
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RROutputPtr output;
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RROutputPtr *outputs;
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rrScrPrivPtr pScrPriv;
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Atom nonDesktopAtom;
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if (!RRInit())
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return NULL;
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pScrPriv = rrGetScrPriv(pScreen);
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outputs = reallocarray(pScrPriv->outputs,
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pScrPriv->numOutputs + 1, sizeof(RROutputPtr));
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if (!outputs)
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return NULL;
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pScrPriv->outputs = outputs;
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output = calloc(1, sizeof(RROutputRec) + nameLength + 1);
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if (!output)
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return NULL;
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output->id = FakeClientID(0);
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output->pScreen = pScreen;
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output->name = (char *) (output + 1);
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output->nameLength = nameLength;
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memcpy(output->name, name, nameLength);
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output->name[nameLength] = '\0';
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output->connection = RR_UnknownConnection;
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output->subpixelOrder = SubPixelUnknown;
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output->devPrivate = devPrivate;
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if (!AddResource(output->id, RROutputType, (void *) output))
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return NULL;
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pScrPriv->outputs[pScrPriv->numOutputs++] = output;
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nonDesktopAtom = MakeAtom(RR_PROPERTY_NON_DESKTOP, strlen(RR_PROPERTY_NON_DESKTOP), TRUE);
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if (nonDesktopAtom != BAD_RESOURCE) {
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static const INT32 values[2] = { 0, 1 };
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(void) RRConfigureOutputProperty(output, nonDesktopAtom, FALSE, FALSE, FALSE,
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2, values);
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}
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RROutputSetNonDesktop(output, FALSE);
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RRResourcesChanged(pScreen);
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return output;
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}
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/*
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* Notify extension that output parameters have been changed
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*/
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Bool
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RROutputSetClones(RROutputPtr output, RROutputPtr * clones, int numClones)
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{
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int i;
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if (numClones == output->numClones) {
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for (i = 0; i < numClones; i++)
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if (output->clones[i] != clones[i])
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break;
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if (i == numClones)
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return TRUE;
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}
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RROutputPtr *newClones = NULL;
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if (numClones) {
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newClones = xallocarray(numClones, sizeof(RROutputPtr));
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if (!newClones)
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return FALSE;
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memcpy(newClones, clones, numClones * sizeof(RROutputPtr));
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}
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free(output->clones);
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output->clones = newClones;
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output->numClones = numClones;
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RROutputChanged(output, TRUE);
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return TRUE;
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}
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Bool
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RROutputSetModes(RROutputPtr output,
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RRModePtr * modes, int numModes, int numPreferred)
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{
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int i;
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if (numModes == output->numModes && numPreferred == output->numPreferred) {
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for (i = 0; i < numModes; i++)
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if (output->modes[i] != modes[i])
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break;
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if (i == numModes) {
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for (i = 0; i < numModes; i++)
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RRModeDestroy(modes[i]);
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return TRUE;
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}
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}
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RRModePtr *newModes = NULL;
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if (numModes) {
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newModes = xallocarray(numModes, sizeof(RRModePtr));
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if (!newModes)
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return FALSE;
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memcpy(newModes, modes, numModes * sizeof(RRModePtr));
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}
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if (output->modes) {
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for (i = 0; i < output->numModes; i++)
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RRModeDestroy(output->modes[i]);
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free(output->modes);
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}
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output->modes = newModes;
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output->numModes = numModes;
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output->numPreferred = numPreferred;
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RROutputChanged(output, TRUE);
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return TRUE;
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}
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int
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RROutputAddUserMode(RROutputPtr output, RRModePtr mode)
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{
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int m;
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ScreenPtr pScreen = output->pScreen;
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rrScrPriv(pScreen);
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RRModePtr *newModes;
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/* Check to see if this mode is already listed for this output */
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for (m = 0; m < output->numModes + output->numUserModes; m++) {
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RRModePtr e = (m < output->numModes ?
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output->modes[m] :
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output->userModes[m - output->numModes]);
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if (mode == e)
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return Success;
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}
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/* Check with the DDX to see if this mode is OK */
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if (pScrPriv->rrOutputValidateMode)
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if (!pScrPriv->rrOutputValidateMode(pScreen, output, mode))
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return BadMatch;
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if (output->userModes)
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newModes = reallocarray(output->userModes,
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output->numUserModes + 1, sizeof(RRModePtr));
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else
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newModes = calloc(1, sizeof(RRModePtr));
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if (!newModes)
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return BadAlloc;
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output->userModes = newModes;
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output->userModes[output->numUserModes++] = mode;
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++mode->refcnt;
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RROutputChanged(output, TRUE);
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RRTellChanged(pScreen);
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return Success;
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}
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int
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RROutputDeleteUserMode(RROutputPtr output, RRModePtr mode)
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{
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int m;
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/* Find this mode in the user mode list */
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for (m = 0; m < output->numUserModes; m++) {
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RRModePtr e = output->userModes[m];
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if (mode == e)
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break;
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}
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/* Not there, access error */
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if (m == output->numUserModes)
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return BadAccess;
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/* make sure the mode isn't active for this output */
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if (output->crtc && output->crtc->mode == mode)
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return BadMatch;
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memmove(output->userModes + m, output->userModes + m + 1,
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(output->numUserModes - m - 1) * sizeof(RRModePtr));
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output->numUserModes--;
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RRModeDestroy(mode);
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return Success;
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}
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Bool
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RROutputSetCrtcs(RROutputPtr output, RRCrtcPtr * crtcs, int numCrtcs)
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{
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int i;
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if (numCrtcs == output->numCrtcs) {
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for (i = 0; i < numCrtcs; i++)
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if (output->crtcs[i] != crtcs[i])
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break;
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if (i == numCrtcs)
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return TRUE;
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}
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RRCrtcPtr *newCrtcs = NULL;
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if (numCrtcs) {
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newCrtcs = xallocarray(numCrtcs, sizeof(RRCrtcPtr));
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if (!newCrtcs)
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return FALSE;
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memcpy(newCrtcs, crtcs, numCrtcs * sizeof(RRCrtcPtr));
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}
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free(output->crtcs);
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output->crtcs = newCrtcs;
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output->numCrtcs = numCrtcs;
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RROutputChanged(output, TRUE);
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return TRUE;
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}
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Bool
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RROutputSetConnection(RROutputPtr output, CARD8 connection)
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{
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if (output->connection == connection)
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return TRUE;
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output->connection = connection;
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RROutputChanged(output, TRUE);
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return TRUE;
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}
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void RROutputSetSubpixelOrder(RROutputPtr output, int subpixelOrder)
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{
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if (output->subpixelOrder == subpixelOrder)
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return;
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output->subpixelOrder = subpixelOrder;
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RROutputChanged(output, FALSE);
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}
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Bool
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RROutputSetPhysicalSize(RROutputPtr output, int mmWidth, int mmHeight)
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{
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if (output->mmWidth == mmWidth && output->mmHeight == mmHeight)
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return TRUE;
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output->mmWidth = mmWidth;
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output->mmHeight = mmHeight;
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RROutputChanged(output, FALSE);
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return TRUE;
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}
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Bool
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RROutputSetNonDesktop(RROutputPtr output, Bool nonDesktop)
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{
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const char *nonDesktopStr = RR_PROPERTY_NON_DESKTOP;
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Atom nonDesktopProp = MakeAtom(nonDesktopStr, strlen(nonDesktopStr), TRUE);
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uint32_t value = nonDesktop ? 1 : 0;
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if (nonDesktopProp == None || nonDesktopProp == BAD_RESOURCE)
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return FALSE;
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return RRChangeOutputProperty(output, nonDesktopProp, XA_INTEGER, 32,
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PropModeReplace, 1, &value, TRUE, FALSE) == Success;
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}
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void
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RRDeliverOutputEvent(ClientPtr client, WindowPtr pWin, RROutputPtr output)
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{
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ScreenPtr pScreen = pWin->drawable.pScreen;
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rrScrPriv(pScreen);
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RRCrtcPtr crtc = output->crtc;
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RRModePtr mode = crtc ? crtc->mode : NULL;
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xRROutputChangeNotifyEvent oe = {
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.type = RRNotify + RREventBase,
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.subCode = RRNotify_OutputChange,
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.timestamp = pScrPriv->lastSetTime.milliseconds,
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.configTimestamp = pScrPriv->lastConfigTime.milliseconds,
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.window = pWin->drawable.id,
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.output = output->id,
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.crtc = crtc ? crtc->id : None,
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.mode = mode ? mode->mode.id : None,
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.rotation = crtc ? crtc->rotation : RR_Rotate_0,
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.connection = output->nonDesktop ? RR_Disconnected : output->connection,
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.subpixelOrder = output->subpixelOrder
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};
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WriteEventsToClient(client, 1, (xEvent *) &oe);
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}
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/*
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* Destroy a Output at shutdown
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*/
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void
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RROutputDestroy(RROutputPtr output)
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{
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FreeResource(output->id, 0);
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}
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static int
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RROutputDestroyResource(void *value, XID pid)
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{
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RROutputPtr output = (RROutputPtr) value;
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ScreenPtr pScreen = output->pScreen;
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int m;
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if (pScreen) {
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rrScrPriv(pScreen);
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int i;
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RRLeasePtr lease, next;
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xorg_list_for_each_entry_safe(lease, next, &pScrPriv->leases, list) {
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int o;
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for (o = 0; o < lease->numOutputs; o++) {
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if (lease->outputs[o] == output) {
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RRTerminateLease(lease);
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break;
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}
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}
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}
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if (pScrPriv->primaryOutput == output)
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pScrPriv->primaryOutput = NULL;
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for (i = 0; i < pScrPriv->numOutputs; i++) {
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if (pScrPriv->outputs[i] == output) {
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memmove(pScrPriv->outputs + i, pScrPriv->outputs + i + 1,
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(pScrPriv->numOutputs - (i + 1)) * sizeof(RROutputPtr));
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--pScrPriv->numOutputs;
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break;
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}
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}
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RRResourcesChanged(pScreen);
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}
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if (output->modes) {
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for (m = 0; m < output->numModes; m++)
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RRModeDestroy(output->modes[m]);
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free(output->modes);
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}
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for (m = 0; m < output->numUserModes; m++)
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RRModeDestroy(output->userModes[m]);
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free(output->userModes);
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free(output->crtcs);
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free(output->clones);
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RRDeleteAllOutputProperties(output);
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free(output);
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return 1;
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}
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/*
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* Initialize output type
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*/
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Bool
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RROutputInit(void)
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{
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RROutputType = CreateNewResourceType(RROutputDestroyResource, "OUTPUT");
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if (!RROutputType)
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return FALSE;
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return TRUE;
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}
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/*
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* Initialize output type error value
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*/
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void
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RROutputInitErrorValue(void)
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{
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SetResourceTypeErrorValue(RROutputType, RRErrorBase + BadRROutput);
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}
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#define OutputInfoExtra (SIZEOF(xRRGetOutputInfoReply) - 32)
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int
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ProcRRGetOutputInfo(ClientPtr client)
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{
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REQUEST(xRRGetOutputInfoReq);
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xRRGetOutputInfoReply rep;
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RROutputPtr output;
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unsigned long extraLen;
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ScreenPtr pScreen;
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rrScrPrivPtr pScrPriv;
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RRCrtc *crtcs;
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RRMode *modes;
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RROutput *clones;
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int i;
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Bool leased;
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REQUEST_SIZE_MATCH(xRRGetOutputInfoReq);
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VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess);
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leased = RROutputIsLeased(output);
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pScreen = output->pScreen;
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pScrPriv = rrGetScrPriv(pScreen);
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CARD8 *extra = NULL;
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if (leased) {
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rep = (xRRGetOutputInfoReply) {
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.type = X_Reply,
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.status = RRSetConfigSuccess,
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.sequenceNumber = client->sequence,
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.length = bytes_to_int32(OutputInfoExtra),
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.timestamp = pScrPriv->lastSetTime.milliseconds,
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.connection = RR_Disconnected,
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.subpixelOrder = SubPixelUnknown,
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.nameLength = output->nameLength
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};
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extraLen = bytes_to_int32(rep.nameLength) << 2;
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if (!extraLen)
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goto sendout;
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rep.length += bytes_to_int32(extraLen);
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extra = calloc(1, extraLen);
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if (!extra)
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return BadAlloc;
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memcpy(extra, output->name, output->nameLength);
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} else {
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rep = (xRRGetOutputInfoReply) {
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.type = X_Reply,
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.status = RRSetConfigSuccess,
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.sequenceNumber = client->sequence,
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.length = bytes_to_int32(OutputInfoExtra),
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.timestamp = pScrPriv->lastSetTime.milliseconds,
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.crtc = output->crtc ? output->crtc->id : None,
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.mmWidth = output->mmWidth,
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.mmHeight = output->mmHeight,
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.connection = output->nonDesktop ? RR_Disconnected : output->connection,
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.subpixelOrder = output->subpixelOrder,
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.nCrtcs = output->numCrtcs,
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.nModes = output->numModes + output->numUserModes,
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.nPreferred = output->numPreferred,
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.nClones = output->numClones,
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.nameLength = output->nameLength
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};
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extraLen = ((output->numCrtcs +
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output->numModes + output->numUserModes +
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output->numClones + bytes_to_int32(rep.nameLength)) << 2);
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if (!extraLen)
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goto sendout;
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rep.length += bytes_to_int32(extraLen);
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extra = calloc(1, extraLen);
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if (!extra)
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return BadAlloc;
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crtcs = (RRCrtc *) extra;
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modes = (RRMode *) (crtcs + output->numCrtcs);
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clones = (RROutput *) (modes + output->numModes + output->numUserModes);
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memcpy((clones + output->numClones), output->name, output->nameLength);
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for (i = 0; i < output->numCrtcs; i++) {
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crtcs[i] = output->crtcs[i]->id;
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if (client->swapped)
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swapl(&crtcs[i]);
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}
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for (i = 0; i < output->numModes + output->numUserModes; i++) {
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if (i < output->numModes)
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modes[i] = output->modes[i]->mode.id;
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else
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modes[i] = output->userModes[i - output->numModes]->mode.id;
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if (client->swapped)
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swapl(&modes[i]);
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}
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for (i = 0; i < output->numClones; i++) {
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clones[i] = output->clones[i]->id;
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if (client->swapped)
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swapl(&clones[i]);
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}
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}
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sendout:
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swapl(&rep.timestamp);
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swapl(&rep.crtc);
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swapl(&rep.mmWidth);
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swapl(&rep.mmHeight);
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swaps(&rep.nCrtcs);
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swaps(&rep.nModes);
|
|
swaps(&rep.nPreferred);
|
|
swaps(&rep.nClones);
|
|
swaps(&rep.nameLength);
|
|
}
|
|
|
|
WriteToClient(client, sizeof(xRRGetOutputInfoReply), &rep);
|
|
WriteToClient(client, extraLen, extra);
|
|
free(extra);
|
|
|
|
return Success;
|
|
}
|
|
|
|
static void
|
|
RRSetPrimaryOutput(ScreenPtr pScreen, rrScrPrivPtr pScrPriv, RROutputPtr output)
|
|
{
|
|
if (pScrPriv->primaryOutput == output)
|
|
return;
|
|
|
|
/* clear the old primary */
|
|
if (pScrPriv->primaryOutput) {
|
|
RROutputChanged(pScrPriv->primaryOutput, 0);
|
|
pScrPriv->primaryOutput = NULL;
|
|
}
|
|
|
|
/* set the new primary */
|
|
if (output) {
|
|
pScrPriv->primaryOutput = output;
|
|
RROutputChanged(output, 0);
|
|
}
|
|
|
|
pScrPriv->layoutChanged = TRUE;
|
|
|
|
RRTellChanged(pScreen);
|
|
}
|
|
|
|
int
|
|
ProcRRSetOutputPrimary(ClientPtr client)
|
|
{
|
|
REQUEST(xRRSetOutputPrimaryReq);
|
|
RROutputPtr output = NULL;
|
|
WindowPtr pWin;
|
|
rrScrPrivPtr pScrPriv;
|
|
int ret;
|
|
ScreenPtr secondary;
|
|
|
|
REQUEST_SIZE_MATCH(xRRSetOutputPrimaryReq);
|
|
|
|
ret = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
|
|
if (ret != Success)
|
|
return ret;
|
|
|
|
if (stuff->output) {
|
|
VERIFY_RR_OUTPUT(stuff->output, output, DixReadAccess);
|
|
|
|
if (RROutputIsLeased(output))
|
|
return BadAccess;
|
|
|
|
if (!output->pScreen->isGPU && output->pScreen != pWin->drawable.pScreen) {
|
|
client->errorValue = stuff->window;
|
|
return BadMatch;
|
|
}
|
|
if (output->pScreen->isGPU && output->pScreen->current_primary != pWin->drawable.pScreen) {
|
|
client->errorValue = stuff->window;
|
|
return BadMatch;
|
|
}
|
|
}
|
|
|
|
pScrPriv = rrGetScrPriv(pWin->drawable.pScreen);
|
|
if (pScrPriv)
|
|
{
|
|
RRSetPrimaryOutput(pWin->drawable.pScreen, pScrPriv, output);
|
|
|
|
xorg_list_for_each_entry(secondary,
|
|
&pWin->drawable.pScreen->secondary_list,
|
|
secondary_head) {
|
|
if (secondary->is_output_secondary)
|
|
RRSetPrimaryOutput(secondary, rrGetScrPriv(secondary), output);
|
|
}
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int
|
|
ProcRRGetOutputPrimary(ClientPtr client)
|
|
{
|
|
REQUEST(xRRGetOutputPrimaryReq);
|
|
WindowPtr pWin;
|
|
rrScrPrivPtr pScrPriv;
|
|
RROutputPtr primary = NULL;
|
|
int rc;
|
|
|
|
REQUEST_SIZE_MATCH(xRRGetOutputPrimaryReq);
|
|
|
|
rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
|
|
pScrPriv = rrGetScrPriv(pWin->drawable.pScreen);
|
|
if (pScrPriv)
|
|
primary = pScrPriv->primaryOutput;
|
|
|
|
xRRGetOutputPrimaryReply rep = {
|
|
.type = X_Reply,
|
|
.sequenceNumber = client->sequence,
|
|
.output = primary ? primary->id : None
|
|
};
|
|
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.output);
|
|
}
|
|
|
|
WriteToClient(client, sizeof(xRRGetOutputPrimaryReply), &rep);
|
|
|
|
return Success;
|
|
}
|