#include "pipe/p_defines.h"
#include "util/u_inlines.h"
#include "os/os_thread.h"
+#include "os/os_time.h"
#include "util/u_math.h"
#include "util/u_memory.h"
#include "util/u_resource.h"
* Vertex and index buffers need hardware backing. Constant buffers
* do not. No other types of buffers currently supported.
*/
-static INLINE boolean
+static inline boolean
svga_buffer_needs_hw_storage(unsigned usage)
{
- return usage & (PIPE_BIND_VERTEX_BUFFER | PIPE_BIND_INDEX_BUFFER);
+ return (usage & (PIPE_BIND_VERTEX_BUFFER | PIPE_BIND_INDEX_BUFFER |
+ PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_STREAM_OUTPUT)) != 0;
}
struct svga_buffer *sbuf = svga_buffer(resource);
struct pipe_transfer *transfer;
uint8_t *map;
+ int64_t begin = os_time_get();
+
+ assert(box->y == 0);
+ assert(box->z == 0);
+ assert(box->height == 1);
+ assert(box->depth == 1);
transfer = CALLOC_STRUCT(pipe_transfer);
- if (transfer == NULL) {
+ if (!transfer) {
return NULL;
}
transfer->usage = usage;
transfer->box = *box;
+ if ((usage & PIPE_TRANSFER_READ) && sbuf->dirty) {
+ /* Only need to test for vgpu10 since only vgpu10 features (streamout,
+ * buffer copy) can modify buffers on the device.
+ */
+ if (svga_have_vgpu10(svga)) {
+ enum pipe_error ret;
+ assert(sbuf->handle);
+ ret = SVGA3D_vgpu10_ReadbackSubResource(svga->swc, sbuf->handle, 0);
+ if (ret != PIPE_OK) {
+ svga_context_flush(svga, NULL);
+ ret = SVGA3D_vgpu10_ReadbackSubResource(svga->swc, sbuf->handle, 0);
+ assert(ret == PIPE_OK);
+ }
+
+ svga->hud.num_readbacks++;
+
+ svga_context_finish(svga);
+
+ sbuf->dirty = FALSE;
+ }
+ }
+
if (usage & PIPE_TRANSFER_WRITE) {
if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) {
/*
} else {
FREE(transfer);
}
-
+
+ svga->hud.map_buffer_time += (os_time_get() - begin);
+
return map;
}
struct svga_screen *ss = svga_screen(pipe->screen);
struct svga_context *svga = svga_context(pipe);
struct svga_buffer *sbuf = svga_buffer(transfer->resource);
-
+
pipe_mutex_lock(ss->swc_mutex);
-
+
assert(sbuf->map.count);
if (sbuf->map.count) {
--sbuf->map.count;
*/
SVGA_DBG(DEBUG_DMA, "flushing the whole buffer\n");
-
+
sbuf->dma.flags.discard = TRUE;
svga_buffer_add_range(sbuf, 0, sbuf->b.b.width0);
struct svga_buffer *sbuf = svga_buffer( buf );
assert(!p_atomic_read(&buf->reference.count));
-
+
assert(!sbuf->dma.pending);
- if(sbuf->handle)
+ if (sbuf->handle)
svga_buffer_destroy_host_surface(ss, sbuf);
-
- if(sbuf->uploaded.buffer)
+
+ if (sbuf->uploaded.buffer)
pipe_resource_reference(&sbuf->uploaded.buffer, NULL);
- if(sbuf->hwbuf)
+ if (sbuf->hwbuf)
svga_buffer_destroy_hw_storage(ss, sbuf);
-
- if(sbuf->swbuf && !sbuf->user)
+
+ if (sbuf->swbuf && !sbuf->user)
align_free(sbuf->swbuf);
-
- ss->total_resource_bytes -= sbuf->size;
+
+ ss->hud.total_resource_bytes -= sbuf->size;
+ assert(ss->hud.num_resources > 0);
+ if (ss->hud.num_resources > 0)
+ ss->hud.num_resources--;
FREE(sbuf);
}
-struct u_resource_vtbl svga_buffer_vtbl =
+struct u_resource_vtbl svga_buffer_vtbl =
{
u_default_resource_get_handle, /* get_handle */
svga_buffer_destroy, /* resource_destroy */
{
struct svga_screen *ss = svga_screen(screen);
struct svga_buffer *sbuf;
-
+
sbuf = CALLOC_STRUCT(svga_buffer);
- if(!sbuf)
+ if (!sbuf)
goto error1;
-
+
sbuf->b.b = *template;
sbuf->b.vtbl = &svga_buffer_vtbl;
pipe_reference_init(&sbuf->b.b.reference, 1);
sbuf->b.b.screen = screen;
+ sbuf->bind_flags = template->bind;
+
+ if (template->bind & PIPE_BIND_CONSTANT_BUFFER) {
+ /* Constant buffers can only have the PIPE_BIND_CONSTANT_BUFFER
+ * flag set.
+ */
+ if (ss->sws->have_vgpu10) {
+ sbuf->bind_flags = PIPE_BIND_CONSTANT_BUFFER;
+
+ /* Constant buffer size needs to be in multiples of 16. */
+ sbuf->b.b.width0 = align(sbuf->b.b.width0, 16);
+ }
+ }
+
+ if (svga_buffer_needs_hw_storage(template->bind)) {
+
+ /* If the buffer will be used for vertex/index/stream data, set all
+ * the flags so that the buffer will be accepted for all those uses.
+ * Note that the PIPE_BIND_ flags we get from the state tracker are
+ * just a hint about how the buffer may be used. And OpenGL buffer
+ * object may be used for many different things.
+ */
+ if (!(template->bind & PIPE_BIND_CONSTANT_BUFFER)) {
+ /* Not a constant buffer. The buffer may be used for vertex data,
+ * indexes or stream-out.
+ */
+ sbuf->bind_flags |= (PIPE_BIND_VERTEX_BUFFER |
+ PIPE_BIND_INDEX_BUFFER);
+ if (ss->sws->have_vgpu10)
+ sbuf->bind_flags |= PIPE_BIND_STREAM_OUTPUT;
+ }
- if(svga_buffer_needs_hw_storage(template->bind)) {
- if(svga_buffer_create_host_surface(ss, sbuf) != PIPE_OK)
+ if (svga_buffer_create_host_surface(ss, sbuf) != PIPE_OK)
goto error2;
}
else {
- sbuf->swbuf = align_malloc(template->width0, 64);
- if(!sbuf->swbuf)
+ sbuf->swbuf = align_malloc(sbuf->b.b.width0, 64);
+ if (!sbuf->swbuf)
goto error2;
}
-
+
debug_reference(&sbuf->b.b.reference,
(debug_reference_descriptor)debug_describe_resource, 0);
- sbuf->size = util_resource_size(template);
- ss->total_resource_bytes += sbuf->size;
+ sbuf->size = util_resource_size(&sbuf->b.b);
+ ss->hud.total_resource_bytes += sbuf->size;
+
+ ss->hud.num_resources++;
- return &sbuf->b.b;
+ return &sbuf->b.b;
error2:
FREE(sbuf);
return NULL;
}
+
struct pipe_resource *
svga_user_buffer_create(struct pipe_screen *screen,
void *ptr,
unsigned bind)
{
struct svga_buffer *sbuf;
-
+ struct svga_screen *ss = svga_screen(screen);
+
sbuf = CALLOC_STRUCT(svga_buffer);
- if(!sbuf)
+ if (!sbuf)
goto no_sbuf;
-
+
pipe_reference_init(&sbuf->b.b.reference, 1);
sbuf->b.vtbl = &svga_buffer_vtbl;
sbuf->b.b.screen = screen;
sbuf->b.b.depth0 = 1;
sbuf->b.b.array_size = 1;
+ sbuf->bind_flags = bind;
sbuf->swbuf = ptr;
sbuf->user = TRUE;
debug_reference(&sbuf->b.b.reference,
(debug_reference_descriptor)debug_describe_resource, 0);
-
- return &sbuf->b.b;
+
+ ss->hud.num_resources++;
+
+ return &sbuf->b.b;
no_sbuf:
return NULL;
projects / mesa.git / blobdiff