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authorJosé Fonseca <[email protected]>2010-02-16 16:43:53 +0000
committerJosé Fonseca <[email protected]>2010-02-22 21:46:22 +0000
commit21480fb9e4cad4f0e411c2ffc64e8c9a752d45e8 (patch)
treea3bf34477f33965b1a2bd95b343b29da92eb013f /src/gallium/drivers/svga
parent935929595c31ded8827f081150d1024ff2909d6b (diff)
svga: Remove unused buffer download code.
Unnecessary now that we never destroy buffer storage.
Diffstat (limited to 'src/gallium/drivers/svga')
-rw-r--r--src/gallium/drivers/svga/svga_screen_buffer.c40
-rw-r--r--src/gallium/drivers/svga/svga_screen_buffer.h5
2 files changed, 0 insertions, 45 deletions
diff --git a/src/gallium/drivers/svga/svga_screen_buffer.c b/src/gallium/drivers/svga/svga_screen_buffer.c
index 0371ddde368..525352f347c 100644
--- a/src/gallium/drivers/svga/svga_screen_buffer.c
+++ b/src/gallium/drivers/svga/svga_screen_buffer.c
@@ -288,8 +288,6 @@ svga_buffer_upload_flush(struct svga_context *svga,
sbuf->hw.svga = NULL;
sbuf->hw.boxes = NULL;
- sbuf->host_written = TRUE;
-
/* Decrement reference count */
pipe_reference(&(sbuf->base.reference), NULL);
sbuf = NULL;
@@ -420,44 +418,6 @@ svga_buffer_map_range( struct pipe_screen *screen,
if(!sbuf->hw.buf) {
if(svga_buffer_create_hw_storage(ss, sbuf) != PIPE_OK)
return NULL;
-
- /* Populate the hardware storage if the host surface pre-existed */
- if(sbuf->host_written) {
- SVGA3dSurfaceDMAFlags flags;
- enum pipe_error ret;
- struct pipe_fence_handle *fence = NULL;
-
- assert(sbuf->handle);
-
- SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "dma from sid %p (buffer), bytes %u - %u\n",
- sbuf->handle, 0, sbuf->base.size);
-
- memset(&flags, 0, sizeof flags);
-
- ret = SVGA3D_BufferDMA(ss->swc,
- sbuf->hw.buf,
- sbuf->handle,
- SVGA3D_READ_HOST_VRAM,
- sbuf->base.size,
- 0,
- flags);
- if(ret != PIPE_OK) {
- ss->swc->flush(ss->swc, NULL);
-
- ret = SVGA3D_BufferDMA(ss->swc,
- sbuf->hw.buf,
- sbuf->handle,
- SVGA3D_READ_HOST_VRAM,
- sbuf->base.size,
- 0,
- flags);
- assert(ret == PIPE_OK);
- }
-
- ss->swc->flush(ss->swc, &fence);
- sws->fence_finish(sws, fence, 0);
- sws->fence_reference(sws, &fence, NULL);
- }
}
map = sws->buffer_map(sws, sbuf->hw.buf, usage);
diff --git a/src/gallium/drivers/svga/svga_screen_buffer.h b/src/gallium/drivers/svga/svga_screen_buffer.h
index 448ac107c7f..e0e1b22e462 100644
--- a/src/gallium/drivers/svga/svga_screen_buffer.h
+++ b/src/gallium/drivers/svga/svga_screen_buffer.h
@@ -135,11 +135,6 @@ struct svga_buffer
*/
struct svga_winsys_surface *handle;
- /**
- * Whether the host has been ever written.
- */
- boolean host_written;
-
struct {
unsigned count;
boolean writing;