diff options
| -rw-r--r-- | nx-X11/programs/Xserver/hw/nxagent/Screen.c | 42 |
1 files changed, 28 insertions, 14 deletions
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Screen.c b/nx-X11/programs/Xserver/hw/nxagent/Screen.c index 0e0cd0b21..2f6381696 100644 --- a/nx-X11/programs/Xserver/hw/nxagent/Screen.c +++ b/nx-X11/programs/Xserver/hw/nxagent/Screen.c @@ -3741,6 +3741,27 @@ int nxagentChangeScreenConfig(int screen, int width, int height, int mmWidth, in return r; } +/* + Destroy an output after removing it from any crtc that might reference it + */ +void nxagentDropOutput(RROutputPtr o) { + RRCrtcPtr c = o->crtc; + if (c) { + for (int i = 0; i < c->numOutputs; i++) { + if (c->outputs[i] == o) { +#ifdef DEBUG + fprintf(stderr, "nxagentDropOutput: output [%s] is in use by crtc [%p], removing it from there\n", o->name, c); +#endif + RRCrtcSet(c, NULL, 0, 0, RR_Rotate_0, 0, NULL); + } + } + } +#ifdef DEBUG + fprintf(stderr, "nxagentDropOutput: destroying output [%s]\n", o->name); +#endif + RROutputDestroy(o); +} + int nxagentAdjustRandRXinerama(ScreenPtr pScreen) { rrScrPrivPtr pScrPriv; @@ -3858,6 +3879,8 @@ int nxagentAdjustRandRXinerama(ScreenPtr pScreen) #ifdef DEBUG fprintf(stderr, "nxagentAdjustRandRXinerama: destroying crtc\n"); #endif + /* first reset the crtc to free possible outputs, then destroy the crtc */ + RRCrtcSet(pScrPriv->crtcs[pScrPriv->numCrtcs - 1], NULL, 0, 0, RR_Rotate_0, 0, NULL); RRCrtcDestroy(pScrPriv->crtcs[pScrPriv->numCrtcs - 1]); } else @@ -3886,22 +3909,13 @@ int nxagentAdjustRandRXinerama(ScreenPtr pScreen) } /* delete superfluous non-NX outputs */ - for (i = pScrPriv->numOutputs - 1; i >= 0; i--) { - if (strncmp(pScrPriv->outputs[i]->name, "NX", 2)) { - #ifdef DEBUG - fprintf(stderr, "nxagentAdjustRandRXinerama: destroying output [%s]\n", pScrPriv->outputs[i]->name); - #endif - RROutputDestroy(pScrPriv->outputs[i]); - } - } + for (i = pScrPriv->numOutputs - 1; i >= 0; i--) + if (strncmp(pScrPriv->outputs[i]->name, "NX", 2)) + nxagentDropOutput(pScrPriv->outputs[i]); /* at this stage only NX outputs are left - we delete the superfluous ones */ - for (i = pScrPriv->numOutputs - 1; i >= number; i--) { - #ifdef DEBUG - fprintf(stderr, "nxagentAdjustRandRXinerama: destroying nx output [%s]\n", pScrPriv->outputs[i]->name); - #endif - RROutputDestroy(pScrPriv->outputs[i]); - } + for (i = pScrPriv->numOutputs - 1; i >= number; i--) + nxagentDropOutput(pScrPriv->outputs[i]); /* add and init outputs */ for (i = 0; i < number; i++) { |