Raise minimum supported Xserver version to 1.18 (ABI_VIDEODRV_VERSION 20.0)

Already effectively required by use of XNFcallocarray() introduced in
xorg/xserver@b96dc999 - xserver-1.18.0, released in Nov. 2015.

Allows dropping remnants of code for XAA and pre-pciaccess X servers

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Part-of: <https://gitlab.freedesktop.org/xorg/driver/xf86-video-mga/-/merge_requests/11>

1 files changed, 0 insertions, 225 deletions

diff --git a/src/mga_arc.c b/src/mga_arc.c
deleted file mode 100644
index 3c9dd42..0000000
--- a/src/mga_arc.c
+++ /dev/null
@@ -1,225 +0,0 @@
-/************************************************************
-
-Copyright 1989, 1998  The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-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
-OPEN GROUP 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.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-********************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <limits.h>
-#include <X11/X.h>
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "pixmapstr.h"
-#include "regionstr.h"
-#include <X11/Xprotostr.h>
-#include "regionstr.h"
-#include "mizerarc.h"
-#include "mi.h"
-#include "scrnintstr.h"
-#ifdef HAVE_XAA_H
-#include "xaa.h"
-#include "xaalocal.h"
-#endif
-#include "xf86.h"
-#include "xf86_OSproc.h"
-
-#include "xf86Pci.h"
-
-#include "mga.h"
-#include "mga_reg.h"
-#include "mga_macros.h"
-
-
-#define DRAW_POINT(x, y) { \
-	tmp = x; \
-	OUTREG(MGAREG_FXBNDRY, (tmp) | (((tmp) + 1) << 16)); \
-	OUTREG(MGAREG_YDSTLEN + MGAREG_EXEC, ((y) << 16) | 1); \
-}
-
-#ifdef USE_XAA
-static void
-MGAZeroArc(
-    DrawablePtr pDraw,
-    GCPtr pGC,
-    xArc *arc
-){
-    int yoffset, dyoffset, x, y, a, b, d, mask, k1, k3, dx, dy, tmp;
-    XAAInfoRecPtr infoRec = GET_XAAINFORECPTR_FROM_GC(pGC);
-    ScrnInfoPtr pScrn = infoRec->pScrn;
-    MGAPtr pMga = MGAPTR(pScrn);
-    miZeroArcRec info;
-    Bool do360;
-    DDXPointRec org, orgo;
-
-    CHECK_DMA_QUIESCENT( pMga, infoRec->pScrn );
-
-    (*infoRec->SetupForSolidFill)(infoRec->pScrn, pGC->fgPixel, 
-		pGC->alu, pGC->planemask);
-
-    do360 = miZeroArcSetup(arc, &info, TRUE);
-    org.y = info.yorg + pDraw->y;
-    org.x = 0;
-    orgo.y = info.yorgo + pDraw->y;
-    orgo.x = 0;
-    info.xorg += pDraw->x;
-    info.xorgo += pDraw->x;
-
-    MIARCSETUP();
-    yoffset = y ? 1 : 0;
-    dyoffset = 0;
-    mask = info.initialMask;
-    if (!(arc->width & 1)) {
-	WAITFIFO(4);
-	if (mask & 2)
-	    DRAW_POINT(info.xorgo, org.y);
-	if (mask & 8)
-	    DRAW_POINT(info.xorgo, orgo.y);
-    }
-    if (!info.end.x || !info.end.y) {
-	mask = info.end.mask;
-	info.end = info.altend;
-    }
-    if (do360 && (arc->width == arc->height) && !(arc->width & 1)) {
-        int xoffset = 1;
-	DDXPointRec orghb, orgohb;
-
-	orghb.y = org.y + info.h;
-	orghb.x = org.x + info.xorg;
-	orgohb.y = orghb.y;
-	orgohb.x = orghb.x - info.h;
-
-	org.x += info.xorg;
-	orgo.x += info.xorg;
-	orghb.x += info.h;
-	while (1) {
-	    WAITFIFO(16);
-	    DRAW_POINT(org.x + x, org.y + yoffset);
-	    DRAW_POINT(org.x - x, org.y + yoffset);
-	    DRAW_POINT(orgo.x - x, orgo.y - yoffset);
-	    DRAW_POINT(orgo.x + x, orgo.y - yoffset);
-	    if (a < 0) break;
-	    DRAW_POINT(orghb.x - y, orghb.y - xoffset);
-	    DRAW_POINT(orgohb.x + y, orgohb.y - xoffset);
-	    DRAW_POINT(orgohb.x + y, orgohb.y + xoffset);
-	    DRAW_POINT(orghb.x - y, orghb.y + xoffset);
-	    xoffset ++;
-	    MIARCCIRCLESTEP(yoffset ++;);
-	}
-	org.x -= info.xorg;
-	orgo.x -= info.xorg;
-	x = info.w;
-	yoffset = info.h;
-    }
-    else if (do360) {
-	while (y < info.h || x < info.w) {
-	    MIARCOCTANTSHIFT(dyoffset = 1;);
-	    WAITFIFO(8);
-	    DRAW_POINT(org.x + info.xorg + x, org.y + yoffset);
-	    DRAW_POINT(org.x + info.xorgo - x, org.y + yoffset);
-	    DRAW_POINT(orgo.x + info.xorgo - x, orgo.y - yoffset);
-	    DRAW_POINT(orgo.x + info.xorg + x, orgo.y - yoffset);
-	    MIARCSTEP(yoffset += dyoffset;, yoffset++;);
-	}
-    }
-    else {
-	while (y < info.h || x < info.w) {
-	    MIARCOCTANTSHIFT(dyoffset = 1;);
-	    if ((x == info.start.x) || (y == info.start.y)) {
-		mask = info.start.mask;
-		info.start = info.altstart;
-	    }
-	    WAITFIFO(8);
-	    if (mask & 1)
-		DRAW_POINT(org.x + info.xorg + x, org.y + yoffset);
-	    if (mask & 2)
-		DRAW_POINT(org.x + info.xorgo - x, org.y + yoffset);
-	    if (mask & 4)
-		DRAW_POINT(orgo.x + info.xorgo - x, orgo.y - yoffset);
-	    if (mask & 8)
-		DRAW_POINT(orgo.x + info.xorg + x, orgo.y - yoffset);
-	    if ((x == info.end.x) || (y == info.end.y)) {
-		mask = info.end.mask;
-		info.end = info.altend;
-	    }
-	    MIARCSTEP(yoffset += dyoffset;, yoffset++;);
-	}
-    }
-    if ((x == info.start.x) || (y == info.start.y))
-	mask = info.start.mask;
-     
-    WAITFIFO(4);
-    if (mask & 1)
-	DRAW_POINT(org.x + info.xorg + x, org.y + yoffset);
-    if (mask & 4)
-	DRAW_POINT(orgo.x + info.xorgo - x, orgo.y - yoffset);
-    if (arc->height & 1) {
-	WAITFIFO(4);
-	if (mask & 2)
-	    DRAW_POINT(org.x + info.xorgo - x, org.y + yoffset);
-	if (mask & 8)
-	    DRAW_POINT(orgo.x + info.xorg + x, orgo.y - yoffset);
-    }
-
-    SET_SYNC_FLAG(infoRec);
-}
-
-void
-MGAPolyArcThinSolid (
-    DrawablePtr	pDraw,
-    GCPtr	pGC,
-    int		narcs,
-    xArc	*parcs
-){
-    xArc *arc;
-    BoxRec box;
-    int i, x2, y2;
-    RegionPtr cclip;
-
-    cclip = pGC->pCompositeClip;
-
-    if(!REGION_NUM_RECTS(cclip))
-	return;
-
-    for (arc = parcs, i = narcs; --i >= 0; arc++) {
-	if (miCanZeroArc(arc)) {
-	    box.x1 = arc->x + pDraw->x;
-	    box.y1 = arc->y + pDraw->y;
- 	    x2 = box.x1 + (int)arc->width + 1;
- 	    box.x2 = x2;
- 	    y2 = box.y1 + (int)arc->height + 1;
- 	    box.y2 = y2;
- 	    if ( (x2 <= SHRT_MAX) && (y2 <= SHRT_MAX) &&
- 		    (RECT_IN_REGION(pDraw->pScreen, cclip, &box) == rgnIN) )
-		MGAZeroArc (pDraw, pGC, arc);
-	    else
-		miZeroPolyArc(pDraw, pGC, 1, arc);
-	}
-	else
-	    miPolyArc(pDraw, pGC, 1, arc);
-    }
-}
-#endif /* USE_XAA */
-