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-rw-r--r--driver/xf86-video-intel/src/i830.h19
-rw-r--r--driver/xf86-video-intel/src/i830_dri.c202
2 files changed, 210 insertions, 11 deletions
diff --git a/driver/xf86-video-intel/src/i830.h b/driver/xf86-video-intel/src/i830.h
index f93391770..3bca8f220 100644
--- a/driver/xf86-video-intel/src/i830.h
+++ b/driver/xf86-video-intel/src/i830.h
@@ -1079,4 +1079,23 @@ enum {
INTEL_CREATE_PIXMAP_TILING_Y,
};
+static inline PixmapPtr
+get_drawable_pixmap(DrawablePtr drawable)
+{
+ ScreenPtr screen = drawable->pScreen;
+
+ if (drawable->type == DRAWABLE_PIXMAP)
+ return (PixmapPtr)drawable;
+ else
+ return screen->GetWindowPixmap((WindowPtr)drawable);
+}
+
+static inline Bool
+pixmap_is_scanout(PixmapPtr pixmap)
+{
+ ScreenPtr screen = pixmap->drawable.pScreen;
+
+ return pixmap == screen->GetScreenPixmap(screen);
+}
+
#endif /* _I830_H_ */
diff --git a/driver/xf86-video-intel/src/i830_dri.c b/driver/xf86-video-intel/src/i830_dri.c
index 6a3249298..0635de852 100644
--- a/driver/xf86-video-intel/src/i830_dri.c
+++ b/driver/xf86-video-intel/src/i830_dri.c
@@ -93,6 +93,12 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#ifdef DRI2
#include "dri2.h"
+
+#if DRI2INFOREC_VERSION >= 1
+#define USE_DRI2_1_1_0
+#endif
+
+extern XF86ModuleData dri2ModuleData;
#endif
static Bool I830InitVisualConfigs(ScreenPtr pScreen);
@@ -1529,8 +1535,10 @@ I830DRIUnlock(ScrnInfoPtr pScrn)
typedef struct {
PixmapPtr pPixmap;
+ unsigned int attachment;
} I830DRI2BufferPrivateRec, *I830DRI2BufferPrivatePtr;
+#ifndef USE_DRI2_1_1_0
static DRI2BufferPtr
I830DRI2CreateBuffers(DrawablePtr pDraw, unsigned int *attachments, int count)
{
@@ -1555,10 +1563,7 @@ I830DRI2CreateBuffers(DrawablePtr pDraw, unsigned int *attachments, int count)
pDepthPixmap = NULL;
for (i = 0; i < count; i++) {
if (attachments[i] == DRI2BufferFrontLeft) {
- if (pDraw->type == DRAWABLE_PIXMAP)
- pPixmap = (PixmapPtr) pDraw;
- else
- pPixmap = (*pScreen->GetWindowPixmap)((WindowPtr) pDraw);
+ pPixmap = get_drawable_pixmap(pDraw);
pPixmap->refcnt++;
} else if (attachments[i] == DRI2BufferStencil && pDepthPixmap) {
pPixmap = pDepthPixmap;
@@ -1602,6 +1607,7 @@ I830DRI2CreateBuffers(DrawablePtr pDraw, unsigned int *attachments, int count)
buffers[i].driverPrivate = &privates[i];
buffers[i].flags = 0; /* not tiled */
privates[i].pPixmap = pPixmap;
+ privates[i].attachment = attachments[i];
bo = i830_get_pixmap_bo (pPixmap);
if (dri_bo_flink(bo, &buffers[i].name) != 0) {
@@ -1613,6 +1619,85 @@ I830DRI2CreateBuffers(DrawablePtr pDraw, unsigned int *attachments, int count)
return buffers;
}
+#else
+
+static DRI2Buffer2Ptr
+I830DRI2CreateBuffer(DrawablePtr pDraw, unsigned int attachment,
+ unsigned int format)
+{
+ ScreenPtr pScreen = pDraw->pScreen;
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ I830Ptr pI830 = I830PTR(pScrn);
+ DRI2Buffer2Ptr buffer;
+ dri_bo *bo;
+ I830DRI2BufferPrivatePtr privates;
+ PixmapPtr pPixmap;
+
+ buffer = xcalloc(1, sizeof *buffer);
+ if (buffer == NULL)
+ return NULL;
+ privates = xcalloc(1, sizeof *privates);
+ if (privates == NULL) {
+ xfree(buffer);
+ return NULL;
+ }
+
+ if (attachment == DRI2BufferFrontLeft) {
+ pPixmap = get_drawable_pixmap(pDraw);
+ pPixmap->refcnt++;
+ } else {
+ unsigned int hint = 0;
+
+ switch (attachment) {
+ case DRI2BufferDepth:
+ case DRI2BufferDepthStencil:
+ if (SUPPORTS_YTILING(pI830))
+ hint = INTEL_CREATE_PIXMAP_TILING_Y;
+ else
+ hint = INTEL_CREATE_PIXMAP_TILING_X;
+ break;
+ case DRI2BufferFakeFrontLeft:
+ case DRI2BufferFakeFrontRight:
+ case DRI2BufferBackLeft:
+ case DRI2BufferBackRight:
+ hint = INTEL_CREATE_PIXMAP_TILING_X;
+ break;
+ }
+
+ if (!pI830->tiling ||
+ (!IS_I965G(pI830) && !pI830->kernel_exec_fencing))
+ hint = 0;
+
+ pPixmap = (*pScreen->CreatePixmap)(pScreen,
+ pDraw->width,
+ pDraw->height,
+ (format != 0)?format:pDraw->depth,
+ hint);
+
+ }
+
+
+ buffer->attachment = attachment;
+ buffer->pitch = pPixmap->devKind;
+ buffer->cpp = pPixmap->drawable.bitsPerPixel / 8;
+ buffer->driverPrivate = privates;
+ buffer->format = format;
+ buffer->flags = 0; /* not tiled */
+ privates->pPixmap = pPixmap;
+ privates->attachment = attachment;
+
+ bo = i830_get_pixmap_bo (pPixmap);
+ if (dri_bo_flink(bo, &buffer->name) != 0) {
+ /* failed to name buffer */
+ }
+
+ return buffer;
+}
+
+#endif
+
+#ifndef USE_DRI2_1_1_0
+
static void
I830DRI2DestroyBuffers(DrawablePtr pDraw, DRI2BufferPtr buffers, int count)
{
@@ -1633,15 +1718,37 @@ I830DRI2DestroyBuffers(DrawablePtr pDraw, DRI2BufferPtr buffers, int count)
}
}
+#else
+
+static void
+I830DRI2DestroyBuffer(DrawablePtr pDraw, DRI2Buffer2Ptr buffer)
+{
+ if (buffer) {
+ I830DRI2BufferPrivatePtr private = buffer->driverPrivate;
+ ScreenPtr pScreen = pDraw->pScreen;
+
+ (*pScreen->DestroyPixmap)(private->pPixmap);
+
+ xfree(private);
+ xfree(buffer);
+ }
+}
+
+#endif
+
static void
I830DRI2CopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
- DRI2BufferPtr pDestBuffer, DRI2BufferPtr pSrcBuffer)
+ DRI2BufferPtr pDstBuffer, DRI2BufferPtr pSrcBuffer)
{
- I830DRI2BufferPrivatePtr private = pSrcBuffer->driverPrivate;
+ I830DRI2BufferPrivatePtr srcPrivate = pSrcBuffer->driverPrivate;
+ I830DRI2BufferPrivatePtr dstPrivate = pDstBuffer->driverPrivate;
ScreenPtr pScreen = pDraw->pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
I830Ptr pI830 = I830PTR(pScrn);
- PixmapPtr pPixmap = private->pPixmap;
+ DrawablePtr src = (srcPrivate->attachment == DRI2BufferFrontLeft)
+ ? pDraw : &srcPrivate->pPixmap->drawable;
+ DrawablePtr dst = (dstPrivate->attachment == DRI2BufferFrontLeft)
+ ? pDraw : &dstPrivate->pPixmap->drawable;
RegionPtr pCopyClip;
GCPtr pGC;
@@ -1649,9 +1756,52 @@ I830DRI2CopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
pCopyClip = REGION_CREATE(pScreen, NULL, 0);
REGION_COPY(pScreen, pCopyClip, pRegion);
(*pGC->funcs->ChangeClip) (pGC, CT_REGION, pCopyClip, 0);
- ValidateGC(pDraw, pGC);
- (*pGC->ops->CopyArea)(&pPixmap->drawable,
- pDraw, pGC, 0, 0, pDraw->width, pDraw->height, 0, 0);
+ ValidateGC(dst, pGC);
+
+#if 0 /* not yet */
+ /* Wait for the scanline to be outside the region to be copied */
+ if (pixmap_is_scanout(get_drawable_pixmap(dst)) && pI830->swapbuffers_wait) {
+ BoxPtr box;
+ BoxRec crtcbox;
+ int y1, y2;
+ int pipe = -1, event, load_scan_lines_pipe;
+ xf86CrtcPtr crtc;
+
+ box = REGION_EXTENTS(unused, pGC->pCompositeClip);
+ crtc = i830_covering_crtc(pScrn, box, NULL, &crtcbox);
+
+ /* Make sure the CRTC is valid and this is the real front buffer */
+ if (crtc != NULL && !crtc->rotatedData) {
+ pipe = i830_crtc_to_pipe(crtc);
+
+ if (pipe == 0) {
+ event = MI_WAIT_FOR_PIPEA_SCAN_LINE_WINDOW;
+ load_scan_lines_pipe = MI_LOAD_SCAN_LINES_DISPLAY_PIPEA;
+ } else {
+ event = MI_WAIT_FOR_PIPEB_SCAN_LINE_WINDOW;
+ load_scan_lines_pipe = MI_LOAD_SCAN_LINES_DISPLAY_PIPEB;
+ }
+
+ /* Make sure we don't wait for a scanline that will never occur */
+ y1 = (crtcbox.y1 <= box->y1) ? box->y1 - crtcbox.y1 : 0;
+ y2 = (box->y2 <= crtcbox.y2) ?
+ box->y2 - crtcbox.y1 : crtcbox.y2 - crtcbox.y1;
+
+ BEGIN_BATCH(5);
+ /* The documentation says that the LOAD_SCAN_LINES command
+ * always comes in pairs. Don't ask me why. */
+ OUT_BATCH(MI_LOAD_SCAN_LINES_INCL | load_scan_lines_pipe);
+ OUT_BATCH((y1 << 16) | y2);
+ OUT_BATCH(MI_LOAD_SCAN_LINES_INCL | load_scan_lines_pipe);
+ OUT_BATCH((y1 << 16) | y2);
+ OUT_BATCH(MI_WAIT_FOR_EVENT | event);
+ ADVANCE_BATCH();
+ }
+ }
+#endif
+
+ (*pGC->ops->CopyArea)(src, dst,
+ pGC, 0, 0, pDraw->width, pDraw->height, 0, 0);
FreeScratchGC(pGC);
/* Emit a flush of the rendering cache, or on the 965 and beyond
@@ -1680,12 +1830,27 @@ Bool I830DRI2ScreenInit(ScreenPtr pScreen)
int i;
struct stat sbuf;
dev_t d;
+#ifdef USE_DRI2_1_1_0
+ int dri2_major = 1;
+ int dri2_minor = 0;
+#endif
if (pI830->accel != ACCEL_UXA) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "DRI2 requires UXA\n");
return FALSE;
}
+#ifdef USE_DRI2_1_1_0
+ if (xf86LoaderCheckSymbol("DRI2Version")) {
+ DRI2Version(& dri2_major, & dri2_minor);
+ }
+ if (dri2_minor < 1) {
+ xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
+ "DRI2 requires DRI2 module version 1.1.0 or later\n");
+ return FALSE;
+ }
+#endif
+
sprintf(buf, "pci:%04x:%02x:%02x.%d",
pI830->PciInfo->domain,
pI830->PciInfo->bus,
@@ -1730,10 +1895,25 @@ Bool I830DRI2ScreenInit(ScreenPtr pScreen)
info.driverName = IS_I965G(pI830) ? "i965" : "i915";
info.deviceName = p;
- info.version = 1;
+#if DRI2INFOREC_VERSION >= 3
+ info.version = 3;
+ info.CreateBuffer = I830DRI2CreateBuffer;
+ info.DestroyBuffer = I830DRI2DestroyBuffer;
+#else
+# ifdef USE_DRI2_1_1_0
+ info.version = 2;
+ info.CreateBuffers = NULL;
+ info.DestroyBuffers = NULL;
+ info.CreateBuffer = I830DRI2CreateBuffer;
+ info.DestroyBuffer = I830DRI2DestroyBuffer;
+# else
+ info.version = 1;
info.CreateBuffers = I830DRI2CreateBuffers;
info.DestroyBuffers = I830DRI2DestroyBuffers;
+# endif
+#endif
+
info.CopyRegion = I830DRI2CopyRegion;
pI830->drmSubFD = info.fd;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-04 07:30:27 +0000