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Diffstat (limited to 'src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c')
-rw-r--r--src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c295
1 files changed, 295 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c b/src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c
new file mode 100644
index 0000000000..d7d008859b
--- /dev/null
+++ b/src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c
@@ -0,0 +1,295 @@
+/**********************************************************
+ * Copyright 2009 VMware, Inc. 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 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.
+ *
+ **********************************************************/
+
+/**
+ * @file
+ * This file implements the SVGA interface into this winsys, defined
+ * in drivers/svga/svga_winsys.h.
+ *
+ * @author Keith Whitwell
+ * @author Jose Fonseca
+ */
+
+
+#include "svga_cmd.h"
+#include "svga3d_caps.h"
+
+#include "pipe/p_inlines.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
+#include "pipebuffer/pb_buffer.h"
+#include "pipebuffer/pb_bufmgr.h"
+#include "svga_winsys.h"
+#include "vmw_context.h"
+#include "vmw_screen.h"
+#include "vmw_surface.h"
+#include "vmw_buffer.h"
+#include "vmw_fence.h"
+
+
+static struct svga_winsys_buffer *
+vmw_svga_winsys_buffer_create(struct svga_winsys_screen *sws,
+ unsigned alignment,
+ unsigned usage,
+ unsigned size)
+{
+ struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
+ struct pb_desc desc;
+ struct pb_manager *provider;
+ struct pb_buffer *buffer;
+
+ memset(&desc, 0, sizeof desc);
+ desc.alignment = alignment;
+ desc.usage = usage;
+
+ provider = vws->pools.gmr_fenced;
+
+ assert(provider);
+ buffer = provider->create_buffer(provider, size, &desc);
+ if(!buffer)
+ return NULL;
+
+ return vmw_svga_winsys_buffer(buffer);
+}
+
+
+static void *
+vmw_svga_winsys_buffer_map(struct svga_winsys_screen *sws,
+ struct svga_winsys_buffer *buf,
+ unsigned flags)
+{
+ (void)sws;
+ return pb_map(vmw_pb_buffer(buf), flags);
+}
+
+
+static void
+vmw_svga_winsys_buffer_unmap(struct svga_winsys_screen *sws,
+ struct svga_winsys_buffer *buf)
+{
+ (void)sws;
+ pb_unmap(vmw_pb_buffer(buf));
+}
+
+
+static void
+vmw_svga_winsys_buffer_destroy(struct svga_winsys_screen *sws,
+ struct svga_winsys_buffer *buf)
+{
+ struct pb_buffer *pbuf = vmw_pb_buffer(buf);
+ (void)sws;
+ pb_reference(&pbuf, NULL);
+}
+
+
+static void
+vmw_svga_winsys_fence_reference(struct svga_winsys_screen *sws,
+ struct pipe_fence_handle **pdst,
+ struct pipe_fence_handle *src)
+{
+ (void)sws;
+ *pdst = src;
+}
+
+
+static int
+vmw_svga_winsys_fence_signalled(struct svga_winsys_screen *sws,
+ struct pipe_fence_handle *fence,
+ unsigned flag)
+{
+ struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
+ (void)flag;
+ return vmw_ioctl_fence_signalled(vws, vmw_fence(fence));
+}
+
+
+static int
+vmw_svga_winsys_fence_finish(struct svga_winsys_screen *sws,
+ struct pipe_fence_handle *fence,
+ unsigned flag)
+{
+ struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
+ (void)flag;
+ return vmw_ioctl_fence_finish(vws, vmw_fence(fence));
+}
+
+
+
+static struct svga_winsys_surface *
+vmw_svga_winsys_surface_create(struct svga_winsys_screen *sws,
+ SVGA3dSurfaceFlags flags,
+ SVGA3dSurfaceFormat format,
+ SVGA3dSize size,
+ uint32 numFaces,
+ uint32 numMipLevels)
+{
+ struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
+ struct vmw_svga_winsys_surface *surface;
+
+ surface = CALLOC_STRUCT(vmw_svga_winsys_surface);
+ if(!surface)
+ goto no_surface;
+
+ pipe_reference_init(&surface->refcnt, 1);
+ p_atomic_set(&surface->validated, 0);
+ surface->screen = vws;
+ surface->sid = vmw_ioctl_surface_create(vws,
+ flags, format, size,
+ numFaces, numMipLevels);
+ if(surface->sid == SVGA3D_INVALID_ID)
+ goto no_sid;
+
+ return svga_winsys_surface(surface);
+
+no_sid:
+ FREE(surface);
+no_surface:
+ return NULL;
+}
+
+
+static boolean
+vmw_svga_winsys_surface_is_flushed(struct svga_winsys_screen *sws,
+ struct svga_winsys_surface *surface)
+{
+ struct vmw_svga_winsys_surface *vsurf = vmw_svga_winsys_surface(surface);
+ return (p_atomic_read(&vsurf->validated) == 0);
+}
+
+
+static void
+vmw_svga_winsys_surface_ref(struct svga_winsys_screen *sws,
+ struct svga_winsys_surface **pDst,
+ struct svga_winsys_surface *src)
+{
+ struct vmw_svga_winsys_surface *d_vsurf = vmw_svga_winsys_surface(*pDst);
+ struct vmw_svga_winsys_surface *s_vsurf = vmw_svga_winsys_surface(src);
+
+ vmw_svga_winsys_surface_reference(&d_vsurf, s_vsurf);
+ *pDst = svga_winsys_surface(d_vsurf);
+}
+
+
+static void
+vmw_svga_winsys_destroy(struct svga_winsys_screen *sws)
+{
+ struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
+
+ vmw_winsys_destroy(vws);
+}
+
+
+static boolean
+vmw_svga_winsys_get_cap(struct svga_winsys_screen *sws,
+ SVGA3dDevCapIndex index,
+ SVGA3dDevCapResult *result)
+{
+ struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
+ const uint32 *capsBlock;
+ const SVGA3dCapsRecord *capsRecord = NULL;
+ uint32 offset;
+ const SVGA3dCapPair *capArray;
+ int numCaps, first, last;
+
+ if(!vws->ioctl.fifo_map)
+ return FALSE;
+
+ if(vws->ioctl.fifo_map[SVGA_FIFO_3D_HWVERSION] < SVGA3D_HWVERSION_WS6_B1)
+ return FALSE;
+
+ /*
+ * Search linearly through the caps block records for the specified type.
+ */
+ capsBlock = (const uint32 *)&vws->ioctl.fifo_map[SVGA_FIFO_3D_CAPS];
+ for (offset = 0; capsBlock[offset] != 0; offset += capsBlock[offset]) {
+ const SVGA3dCapsRecord *record;
+ assert(offset < SVGA_FIFO_3D_CAPS_SIZE);
+ record = (const SVGA3dCapsRecord *) (capsBlock + offset);
+ if ((record->header.type >= SVGA3DCAPS_RECORD_DEVCAPS_MIN) &&
+ (record->header.type <= SVGA3DCAPS_RECORD_DEVCAPS_MAX) &&
+ (!capsRecord || (record->header.type > capsRecord->header.type))) {
+ capsRecord = record;
+ }
+ }
+
+ if(!capsRecord)
+ return FALSE;
+
+ /*
+ * Calculate the number of caps from the size of the record.
+ */
+ capArray = (const SVGA3dCapPair *) capsRecord->data;
+ numCaps = (int) ((capsRecord->header.length * sizeof(uint32) -
+ sizeof capsRecord->header) / (2 * sizeof(uint32)));
+
+ /*
+ * Binary-search for the cap with the specified index.
+ */
+ for (first = 0, last = numCaps - 1; first <= last; ) {
+ int mid = (first + last) / 2;
+
+ if ((SVGA3dDevCapIndex) capArray[mid][0] == index) {
+ /*
+ * Found it.
+ */
+ result->u = capArray[mid][1];
+ return TRUE;
+ }
+
+ /*
+ * Divide and conquer.
+ */
+ if ((SVGA3dDevCapIndex) capArray[mid][0] > index) {
+ last = mid - 1;
+ } else {
+ first = mid + 1;
+ }
+ }
+
+ return FALSE;
+}
+
+
+boolean
+vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws)
+{
+ vws->base.destroy = vmw_svga_winsys_destroy;
+ vws->base.get_cap = vmw_svga_winsys_get_cap;
+ vws->base.context_create = vmw_svga_winsys_context_create;
+ vws->base.surface_create = vmw_svga_winsys_surface_create;
+ vws->base.surface_is_flushed = vmw_svga_winsys_surface_is_flushed;
+ vws->base.surface_reference = vmw_svga_winsys_surface_ref;
+ vws->base.buffer_create = vmw_svga_winsys_buffer_create;
+ vws->base.buffer_map = vmw_svga_winsys_buffer_map;
+ vws->base.buffer_unmap = vmw_svga_winsys_buffer_unmap;
+ vws->base.buffer_destroy = vmw_svga_winsys_buffer_destroy;
+ vws->base.fence_reference = vmw_svga_winsys_fence_reference;
+ vws->base.fence_signalled = vmw_svga_winsys_fence_signalled;
+ vws->base.fence_finish = vmw_svga_winsys_fence_finish;
+
+ return TRUE;
+}
+
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 03:41:42 +0000