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/*
* Copyright (c) 2007 NVIDIA, Corporation
*
* 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, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* 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 THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define DPMS_SERVER
#include <X11/extensions/dpms.h>
#include "g80_type.h"
#include "g80_display.h"
#include "g80_output.h"
static void
G80SorSetPClk(xf86OutputPtr output, int pclk)
{
G80Ptr pNv = G80PTR(output->scrn);
G80OutputPrivPtr pPriv = output->driver_private;
const int orOff = 0x800 * pPriv->or;
pNv->reg[(0x00614300+orOff)/4] = (pclk > 165000) ? 0x101 : 0;
}
static void
G80SorDPMSSet(xf86OutputPtr output, int mode)
{
G80Ptr pNv = G80PTR(output->scrn);
G80OutputPrivPtr pPriv = output->driver_private;
const int off = 0x800 * pPriv->or;
CARD32 tmp;
while(pNv->reg[(0x0061C004+off)/4] & 0x80000000);
tmp = pNv->reg[(0x0061C004+off)/4];
tmp |= 0x80000000;
if(mode == DPMSModeOn)
tmp |= 1;
else
tmp &= ~1;
pNv->reg[(0x0061C004+off)/4] = tmp;
}
static void
G80SorModeSet(xf86OutputPtr output, DisplayModePtr mode,
DisplayModePtr adjusted_mode)
{
ScrnInfoPtr pScrn = output->scrn;
G80OutputPrivPtr pPriv = output->driver_private;
const int sorOff = 0x40 * pPriv->or;
if(!adjusted_mode) {
/* Disconnect the SOR */
C(0x00000600 + sorOff, 0);
return;
}
// This wouldn't be necessary, but the server is stupid and calls
// G80SorDPMSSet after the output is disconnected, even though the hardware
// turns it off automatically.
G80SorDPMSSet(output, DPMSModeOn);
C(0x00000600 + sorOff,
(G80CrtcGetHead(output->crtc) == HEAD0 ? 1 : 2) |
(adjusted_mode->Clock > 165000 ? 0x500 : 0x100) |
((adjusted_mode->Flags & V_NHSYNC) ? 0x1000 : 0) |
((adjusted_mode->Flags & V_NVSYNC) ? 0x2000 : 0));
}
static xf86OutputStatus
G80SorDetect(xf86OutputPtr output)
{
G80OutputPrivPtr pPriv = output->driver_private;
/* Assume physical status isn't going to change before the BlockHandler */
if(pPriv->cached_status != XF86OutputStatusUnknown)
return pPriv->cached_status;
G80OutputPartnersDetect(pPriv->partner, output, pPriv->i2c);
return pPriv->cached_status;
}
static void
G80SorDestroy(xf86OutputPtr output)
{
G80OutputDestroy(output);
xfree(output->driver_private);
output->driver_private = NULL;
}
static const xf86OutputFuncsRec G80SorOutputFuncs = {
.dpms = G80SorDPMSSet,
.save = NULL,
.restore = NULL,
.mode_valid = G80OutputModeValid,
.mode_fixup = G80OutputModeFixup,
.prepare = G80OutputPrepare,
.commit = G80OutputCommit,
.mode_set = G80SorModeSet,
.detect = G80SorDetect,
.get_modes = G80OutputGetDDCModes,
.destroy = G80SorDestroy,
};
xf86OutputPtr
G80CreateSor(ScrnInfoPtr pScrn, ORNum or)
{
G80OutputPrivPtr pPriv = xnfcalloc(sizeof(*pPriv), 1);
xf86OutputPtr output;
char orName[5];
if(!pPriv)
return FALSE;
snprintf(orName, 5, "DVI%i", or);
output = xf86OutputCreate(pScrn, &G80SorOutputFuncs, orName);
pPriv->type = SOR;
pPriv->or = or;
pPriv->cached_status = XF86OutputStatusUnknown;
pPriv->set_pclk = G80SorSetPClk;
output->driver_private = pPriv;
output->interlaceAllowed = TRUE;
output->doubleScanAllowed = TRUE;
return output;
}
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