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Diffstat (limited to 'driver/xf86-video-nv/compat/modes/xf86Modes.c')
-rw-r--r--driver/xf86-video-nv/compat/modes/xf86Modes.c132
1 files changed, 84 insertions, 48 deletions
diff --git a/driver/xf86-video-nv/compat/modes/xf86Modes.c b/driver/xf86-video-nv/compat/modes/xf86Modes.c
index f49c2921c..ea398ad81 100644
--- a/driver/xf86-video-nv/compat/modes/xf86Modes.c
+++ b/driver/xf86-video-nv/compat/modes/xf86Modes.c
@@ -38,12 +38,14 @@
extern XF86ConfigPtr xf86configptr;
-/**
- * @file this file contains symbols from xf86Mode.c and friends that are static
- * there but we still want to use. We need to come up with better API here.
+/*
+ * This is the version number where we epoched. These files get copied
+ * into drivers that want to use this setup infrastructure on pre-1.3
+ * servers, so when that happens they need to define these symbols
+ * themselves. However, _in_ the server, we basically always define them now.
*/
-
#if XORG_VERSION_CURRENT <= XORG_VERSION_NUMERIC(7,2,99,2,0)
+
/**
* Calculates the horizontal sync rate of a mode.
*
@@ -116,6 +118,24 @@ xf86ModeHeight (DisplayModePtr mode, Rotation rotation)
}
}
+/** Calculates the memory bandwidth (in MiB/sec) of a mode. */
+_X_EXPORT unsigned int
+xf86ModeBandwidth(DisplayModePtr mode, int depth)
+{
+ float a_active, a_total, active_percent, pixels_per_second;
+ int bytes_per_pixel = (depth + 7) / 8;
+
+ if (!mode->HTotal || !mode->VTotal || !mode->Clock)
+ return 0;
+
+ a_active = mode->HDisplay * mode->VDisplay;
+ a_total = mode->HTotal * mode->VTotal;
+ active_percent = a_active / a_total;
+ pixels_per_second = active_percent * mode->Clock * 1000.0;
+
+ return (unsigned int)(pixels_per_second * bytes_per_pixel / (1024 * 1024));
+}
+
/** Sets a default mode name of <width>x<height> on a mode. */
_X_EXPORT void
xf86SetModeDefaultName(DisplayModePtr mode)
@@ -194,11 +214,11 @@ xf86DuplicateMode(DisplayModePtr pMode)
*pNew = *pMode;
pNew->next = NULL;
pNew->prev = NULL;
- if (pNew->name == NULL) {
- xf86SetModeDefaultName(pMode);
- } else {
+
+ if (pMode->name == NULL)
+ xf86SetModeDefaultName(pNew);
+ else
pNew->name = xnfstrdup(pMode->name);
- }
return pNew;
}
@@ -320,12 +340,10 @@ xf86PrintModeline(int scrnIndex,DisplayModePtr mode)
/**
* Marks as bad any modes with unsupported flags.
*
- * \param modeList doubly-linked or circular list of modes.
+ * \param modeList doubly-linked list of modes.
* \param flags flags supported by the driver.
*
* \bug only V_INTERLACE and V_DBLSCAN are supported. Is that enough?
- *
- * This is not in xf86Modes.c, but would be part of the proposed new API.
*/
_X_EXPORT void
xf86ValidateModesFlags(ScrnInfoPtr pScrn, DisplayModePtr modeList,
@@ -344,9 +362,7 @@ xf86ValidateModesFlags(ScrnInfoPtr pScrn, DisplayModePtr modeList,
/**
* Marks as bad any modes extending beyond the given max X, Y, or pitch.
*
- * \param modeList doubly-linked or circular list of modes.
- *
- * This is not in xf86Modes.c, but would be part of the proposed new API.
+ * \param modeList doubly-linked list of modes.
*/
_X_EXPORT void
xf86ValidateModesSize(ScrnInfoPtr pScrn, DisplayModePtr modeList,
@@ -373,9 +389,7 @@ xf86ValidateModesSize(ScrnInfoPtr pScrn, DisplayModePtr modeList,
* Marks as bad any modes that aren't supported by the given monitor's
* hsync and vrefresh ranges.
*
- * \param modeList doubly-linked or circular list of modes.
- *
- * This is not in xf86Modes.c, but would be part of the proposed new API.
+ * \param modeList doubly-linked list of modes.
*/
_X_EXPORT void
xf86ValidateModesSync(ScrnInfoPtr pScrn, DisplayModePtr modeList,
@@ -389,8 +403,8 @@ xf86ValidateModesSync(ScrnInfoPtr pScrn, DisplayModePtr modeList,
bad = TRUE;
for (i = 0; i < mon->nHsync; i++) {
- if (xf86ModeHSync(mode) >= mon->hsync[i].lo &&
- xf86ModeHSync(mode) <= mon->hsync[i].hi)
+ if (xf86ModeHSync(mode) >= mon->hsync[i].lo * (1-SYNC_TOLERANCE) &&
+ xf86ModeHSync(mode) <= mon->hsync[i].hi * (1+SYNC_TOLERANCE))
{
bad = FALSE;
}
@@ -400,8 +414,8 @@ xf86ValidateModesSync(ScrnInfoPtr pScrn, DisplayModePtr modeList,
bad = TRUE;
for (i = 0; i < mon->nVrefresh; i++) {
- if (xf86ModeVRefresh(mode) >= mon->vrefresh[i].lo &&
- xf86ModeVRefresh(mode) <= mon->vrefresh[i].hi)
+ if (xf86ModeVRefresh(mode) >= mon->vrefresh[i].lo * (1-SYNC_TOLERANCE) &&
+ xf86ModeVRefresh(mode) <= mon->vrefresh[i].hi * (1+SYNC_TOLERANCE))
{
bad = FALSE;
}
@@ -417,12 +431,10 @@ xf86ValidateModesSync(ScrnInfoPtr pScrn, DisplayModePtr modeList,
/**
* Marks as bad any modes extending beyond outside of the given clock ranges.
*
- * \param modeList doubly-linked or circular list of modes.
+ * \param modeList doubly-linked list of modes.
* \param min pointer to minimums of clock ranges
* \param max pointer to maximums of clock ranges
* \param n_ranges number of ranges.
- *
- * This is not in xf86Modes.c, but would be part of the proposed new API.
*/
_X_EXPORT void
xf86ValidateModesClocks(ScrnInfoPtr pScrn, DisplayModePtr modeList,
@@ -434,7 +446,8 @@ xf86ValidateModesClocks(ScrnInfoPtr pScrn, DisplayModePtr modeList,
for (mode = modeList; mode != NULL; mode = mode->next) {
Bool good = FALSE;
for (i = 0; i < n_ranges; i++) {
- if (mode->Clock >= min[i] && mode->Clock <= max[i]) {
+ if (mode->Clock >= min[i] * (1-SYNC_TOLERANCE) &&
+ mode->Clock <= max[i] * (1+SYNC_TOLERANCE)) {
good = TRUE;
break;
}
@@ -454,9 +467,7 @@ xf86ValidateModesClocks(ScrnInfoPtr pScrn, DisplayModePtr modeList,
*
* MODE_BAD is used as the rejection flag, for lack of a better flag.
*
- * \param modeList doubly-linked or circular list of modes.
- *
- * This is not in xf86Modes.c, but would be part of the proposed new API.
+ * \param modeList doubly-linked list of modes.
*/
_X_EXPORT void
xf86ValidateModesUserConfig(ScrnInfoPtr pScrn, DisplayModePtr modeList)
@@ -484,13 +495,52 @@ xf86ValidateModesUserConfig(ScrnInfoPtr pScrn, DisplayModePtr modeList)
/**
+ * Marks as bad any modes exceeding the given bandwidth.
+ *
+ * \param modeList doubly-linked list of modes.
+ * \param bandwidth bandwidth in MHz.
+ * \param depth color depth.
+ */
+_X_EXPORT void
+xf86ValidateModesBandwidth(ScrnInfoPtr pScrn, DisplayModePtr modeList,
+ unsigned int bandwidth, int depth)
+{
+ DisplayModePtr mode;
+
+ for (mode = modeList; mode != NULL; mode = mode->next) {
+ if (xf86ModeBandwidth(mode, depth) > bandwidth)
+ mode->status = MODE_BANDWIDTH;
+ }
+}
+
+/**
+ * Marks as bad any reduced-blanking modes.
+ *
+ * \param modeList doubly-linked list of modes.
+ */
+_X_EXPORT void
+xf86ValidateModesReducedBlanking(ScrnInfoPtr pScrn, DisplayModePtr modeList)
+{
+ Bool mode_is_reduced = FALSE;
+ DisplayModePtr mode;
+
+ for (mode = modeList; mode != NULL; mode = mode->next) {
+ /* gratuitous duplication from pre-randr validation code */
+ if ((((mode->HDisplay * 5 / 4) & ~0x07) > mode->HTotal) &&
+ ((mode->HTotal - mode->HDisplay) == 160) &&
+ ((mode->HSyncEnd - mode->HDisplay) == 80) &&
+ ((mode->HSyncEnd - mode->HSyncStart) == 32) &&
+ ((mode->VSyncStart - mode->VDisplay) == 3))
+ mode->status = MODE_NO_REDUCED;
+ }
+}
+
+/**
* Frees any modes from the list with a status other than MODE_OK.
*
* \param modeList pointer to a doubly-linked or circular list of modes.
* \param verbose determines whether the reason for mode invalidation is
* printed.
- *
- * This is not in xf86Modes.c, but would be part of the proposed new API.
*/
_X_EXPORT void
xf86PruneInvalidModes(ScrnInfoPtr pScrn, DisplayModePtr *modeList,
@@ -630,7 +680,7 @@ xf86GetDefaultModes (Bool interlaceAllowed, Bool doubleScanAllowed)
DisplayModePtr head = NULL, prev = NULL, mode;
int i;
- for (i = 0; xf86DefaultModes[i].name != NULL; i++)
+ for (i = 0; i < xf86NumDefaultModes; i++)
{
DisplayModePtr defMode = &xf86DefaultModes[i];
@@ -639,23 +689,9 @@ xf86GetDefaultModes (Bool interlaceAllowed, Bool doubleScanAllowed)
if (!doubleScanAllowed && (defMode->Flags & V_DBLSCAN))
continue;
- mode = xalloc(sizeof(DisplayModeRec));
- if (!mode)
- continue;
- memcpy(mode,&xf86DefaultModes[i],sizeof(DisplayModeRec));
- mode->name = xstrdup(xf86DefaultModes[i].name);
- if (!mode->name)
- {
- xfree (mode);
- continue;
- }
- mode->prev = prev;
- mode->next = NULL;
- if (prev)
- prev->next = mode;
- else
- head = mode;
- prev = mode;
+ mode = xf86DuplicateMode(defMode);
+
+ head = xf86ModesAdd(head, mode);
}
return head;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 10:16:18 +0000