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/*
* Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
* VA Linux Systems Inc., Fremont, California.
*
* All Rights Reserved.
*
* 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 on 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 (including the
* next paragraph) 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
* NON-INFRINGEMENT. IN NO EVENT SHALL ATI, VA LINUX SYSTEMS AND/OR
* THEIR SUPPLIERS 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
/*
* Authors:
* Kevin E. Martin <martin@xfree86.org>
* Rickard E. Faith <faith@valinux.com>
* Alan Hourihane <alanh@fairlite.demon.co.uk>
*/
#include <string.h>
#include <stdio.h>
#include "xf86.h"
/* Driver data structures */
#include "randrstr.h"
#include "radeon_probe.h"
#include "radeon.h"
#include "radeon_reg.h"
#include "radeon_macros.h"
#include "radeon_version.h"
#include "xf86Modes.h"
/* DDC support */
#include "xf86DDC.h"
#include <randrstr.h>
void RADEONSetPitch (ScrnInfoPtr pScrn)
{
int dummy = pScrn->virtualX;
RADEONInfoPtr info = RADEONPTR(pScrn);
int pitch_mask = 0;
int align_large;
align_large = info->allowColorTiling || IS_AVIVO_VARIANT;
/* FIXME: May need to validate line pitch here */
switch (pScrn->depth / 8) {
case 1: pitch_mask = align_large ? 255 : 127;
break;
case 2: pitch_mask = align_large ? 127 : 31;
break;
case 3:
case 4: pitch_mask = align_large ? 63 : 15;
break;
}
dummy = (pScrn->virtualX + pitch_mask) & ~pitch_mask;
pScrn->displayWidth = dummy;
info->CurrentLayout.displayWidth = pScrn->displayWidth;
}
static DisplayModePtr RADEONTVModes(xf86OutputPtr output)
{
DisplayModePtr new = NULL;
/* just a place holder */
new = xf86CVTMode(800, 600, 60.00, FALSE, FALSE);
new->type = M_T_DRIVER | M_T_PREFERRED;
return new;
}
/* This is used only when no mode is specified for FP and no ddc is
* available. We force it to native mode, if possible.
*/
static DisplayModePtr RADEONFPNativeMode(xf86OutputPtr output)
{
ScrnInfoPtr pScrn = output->scrn;
RADEONOutputPrivatePtr radeon_output = output->driver_private;
DisplayModePtr new = NULL;
char stmp[32];
if (radeon_output->PanelXRes != 0 &&
radeon_output->PanelYRes != 0 &&
radeon_output->DotClock != 0) {
new = xnfcalloc(1, sizeof (DisplayModeRec));
sprintf(stmp, "%dx%d", radeon_output->PanelXRes, radeon_output->PanelYRes);
new->name = xnfalloc(strlen(stmp) + 1);
strcpy(new->name, stmp);
new->HDisplay = radeon_output->PanelXRes;
new->VDisplay = radeon_output->PanelYRes;
new->HTotal = new->HDisplay + radeon_output->HBlank;
new->HSyncStart = new->HDisplay + radeon_output->HOverPlus;
new->HSyncEnd = new->HSyncStart + radeon_output->HSyncWidth;
new->VTotal = new->VDisplay + radeon_output->VBlank;
new->VSyncStart = new->VDisplay + radeon_output->VOverPlus;
new->VSyncEnd = new->VSyncStart + radeon_output->VSyncWidth;
new->Clock = radeon_output->DotClock;
new->Flags = 0;
if (new) {
new->type = M_T_DRIVER | M_T_PREFERRED;
new->next = NULL;
new->prev = NULL;
}
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Added native panel mode: %dx%d\n",
radeon_output->PanelXRes, radeon_output->PanelYRes);
}
return new;
}
/* this function is basically a hack to add the screen modes */
static void RADEONAddScreenModes(xf86OutputPtr output, DisplayModePtr *modeList)
{
ScrnInfoPtr pScrn = output->scrn;
RADEONOutputPrivatePtr radeon_output = output->driver_private;
DisplayModePtr last = NULL;
DisplayModePtr new = NULL;
DisplayModePtr first = NULL;
int count = 0;
int i, width, height;
char **ppModeName = pScrn->display->modes;
first = last = *modeList;
/* We have a flat panel connected to the primary display, and we
* don't have any DDC info.
*/
for (i = 0; ppModeName[i] != NULL; i++) {
if (sscanf(ppModeName[i], "%dx%d", &width, &height) != 2) continue;
if (radeon_output->type == OUTPUT_LVDS) {
/* already added the native mode */
if (width == radeon_output->PanelXRes && height == radeon_output->PanelYRes)
continue;
/* Note: We allow all non-standard modes as long as they do not
* exceed the native resolution of the panel. Since these modes
* need the internal RMX unit in the video chips (and there is
* only one per card), this will only apply to the primary head.
*/
if (width < 320 || width > radeon_output->PanelXRes ||
height < 200 || height > radeon_output->PanelYRes) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"Mode %s is out of range.\n", ppModeName[i]);
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"Valid FP modes must be between 320x200-%dx%d\n",
radeon_output->PanelXRes, radeon_output->PanelYRes);
continue;
}
}
new = xf86CVTMode(width, height, 60.0, FALSE, FALSE);
new->type |= M_T_USERDEF;
new->next = NULL;
new->prev = last;
if (last) last->next = new;
last = new;
if (!first) first = new;
count++;
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Adding Screen mode: %s\n", new->name);
}
/* Close the doubly-linked mode list, if we found any usable modes */
if (last) {
last->next = NULL; //first;
first->prev = NULL; //last;
*modeList = first;
}
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Total number of valid Screen mode(s) added: %d\n", count);
}
DisplayModePtr
RADEONProbeOutputModes(xf86OutputPtr output)
{
RADEONOutputPrivatePtr radeon_output = output->driver_private;
DisplayModePtr modes = NULL;
ErrorF("in RADEONProbeOutputModes\n");
if (output->status == XF86OutputStatusConnected) {
if (OUTPUT_IS_TV) {
modes = RADEONTVModes(output);
} else {
if (output->MonInfo)
modes = xf86OutputGetEDIDModes (output);
if (modes == NULL) {
if (radeon_output->type == OUTPUT_LVDS)
modes = RADEONFPNativeMode(output);
/* add the screen modes */
RADEONAddScreenModes(output, &modes);
}
}
}
return modes;
}
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