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-rw-r--r--src/gallium/drivers/svga/svga_context.c6
-rw-r--r--src/gallium/drivers/svga/svga_resource_buffer.c13
-rw-r--r--src/gallium/drivers/svga/svga_resource_buffer_upload.c17
-rw-r--r--src/gallium/drivers/svga/svga_resource_texture.c3
-rw-r--r--src/gallium/drivers/svga/svga_screen.c3
5 files changed, 33 insertions, 9 deletions
diff --git a/src/gallium/drivers/svga/svga_context.c b/src/gallium/drivers/svga/svga_context.c
index 57c0dc49957..104a551356d 100644
--- a/src/gallium/drivers/svga/svga_context.c
+++ b/src/gallium/drivers/svga/svga_context.c
@@ -148,12 +148,16 @@ svga_context_create(struct pipe_screen *screen, void *priv, unsigned flags)
if (!svga->pipe.stream_uploader)
goto cleanup;
+ u_upload_disable_persistent(svga->pipe.stream_uploader);
+
svga->pipe.const_uploader = u_upload_create(&svga->pipe, 128 * 1024,
PIPE_BIND_CONSTANT_BUFFER,
PIPE_USAGE_STREAM, 0);
if (!svga->pipe.const_uploader)
goto cleanup;
+ u_upload_disable_persistent(svga->pipe.const_uploader);
+
svga->swc = svgascreen->sws->context_create(svgascreen->sws);
if (!svga->swc)
goto cleanup;
@@ -236,6 +240,8 @@ svga_context_create(struct pipe_screen *screen, void *priv, unsigned flags)
if (!svga->const0_upload)
goto cleanup;
+ u_upload_disable_persistent(svga->const0_upload);
+
if (!svga_texture_transfer_map_upload_create(svga))
goto cleanup;
diff --git a/src/gallium/drivers/svga/svga_resource_buffer.c b/src/gallium/drivers/svga/svga_resource_buffer.c
index 234d825d5a2..712fffc83d3 100644
--- a/src/gallium/drivers/svga/svga_resource_buffer.c
+++ b/src/gallium/drivers/svga/svga_resource_buffer.c
@@ -71,6 +71,9 @@ svga_buffer_needs_hw_storage(const struct svga_screen *ss,
bind_mask |= PIPE_BIND_CONSTANT_BUFFER;
}
+ if (template->flags & PIPE_RESOURCE_FLAG_MAP_PERSISTENT)
+ return TRUE;
+
return !!(template->bind & bind_mask);
}
@@ -126,7 +129,8 @@ svga_buffer_transfer_map(struct pipe_context *pipe,
pipe_resource_reference(&sbuf->translated_indices.buffer, NULL);
}
- if ((usage & PIPE_TRANSFER_READ) && sbuf->dirty) {
+ if ((usage & PIPE_TRANSFER_READ) && sbuf->dirty &&
+ !sbuf->key.coherent && !svga->swc->force_coherent) {
enum pipe_error ret;
/* Host-side buffers can only be dirtied with vgpu10 features
@@ -160,7 +164,8 @@ svga_buffer_transfer_map(struct pipe_context *pipe,
}
if (usage & PIPE_TRANSFER_WRITE) {
- if (usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) {
+ if ((usage & PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE) &&
+ !(resource->flags & PIPE_RESOURCE_FLAG_MAP_PERSISTENT)) {
/*
* Flush any pending primitives, finish writing any pending DMA
* commands, and tell the host to discard the buffer contents on
@@ -317,7 +322,7 @@ svga_buffer_transfer_flush_region(struct pipe_context *pipe,
assert(transfer->usage & PIPE_TRANSFER_WRITE);
assert(transfer->usage & PIPE_TRANSFER_FLUSH_EXPLICIT);
- if (!svga->swc->force_coherent || sbuf->swbuf) {
+ if (!(svga->swc->force_coherent || sbuf->key.coherent) || sbuf->swbuf) {
mtx_lock(&ss->swc_mutex);
svga_buffer_add_range(sbuf, offset, offset + length);
mtx_unlock(&ss->swc_mutex);
@@ -361,7 +366,7 @@ svga_buffer_transfer_unmap(struct pipe_context *pipe,
sbuf->dma.flags.discard = TRUE;
- if (!svga->swc->force_coherent || sbuf->swbuf)
+ if (!(svga->swc->force_coherent || sbuf->key.coherent) || sbuf->swbuf)
svga_buffer_add_range(sbuf, 0, sbuf->b.b.width0);
}
}
diff --git a/src/gallium/drivers/svga/svga_resource_buffer_upload.c b/src/gallium/drivers/svga/svga_resource_buffer_upload.c
index 64f75231a65..1bb7431abf4 100644
--- a/src/gallium/drivers/svga/svga_resource_buffer_upload.c
+++ b/src/gallium/drivers/svga/svga_resource_buffer_upload.c
@@ -183,6 +183,14 @@ svga_buffer_create_host_surface(struct svga_screen *ss,
sbuf->key.flags = SVGA3D_SURFACE_TRANSFER_FROM_BUFFER;
}
+ if (sbuf->b.b.flags & PIPE_RESOURCE_FLAG_MAP_PERSISTENT) {
+ /* This surface can be mapped persistently. We use
+ * coherent memory to avoid implementing memory barriers for
+ * persistent non-coherent memory for now.
+ */
+ sbuf->key.coherent = 1;
+ }
+
sbuf->key.size.width = sbuf->b.b.width0;
sbuf->key.size.height = 1;
sbuf->key.size.depth = 1;
@@ -448,7 +456,7 @@ svga_buffer_upload_gb_command(struct svga_context *svga,
struct pipe_resource *dummy;
unsigned i;
- if (swc->force_coherent)
+ if (swc->force_coherent || sbuf->key.coherent)
return PIPE_OK;
assert(svga_have_gb_objects(svga));
@@ -648,7 +656,8 @@ svga_buffer_upload_flush(struct svga_context *svga, struct svga_buffer *sbuf)
unsigned i;
struct pipe_resource *dummy;
- if (!sbuf->dma.pending || svga->swc->force_coherent) {
+ if (!sbuf->dma.pending || svga->swc->force_coherent ||
+ sbuf->key.coherent) {
//debug_printf("no dma pending on buffer\n");
return;
}
@@ -875,7 +884,7 @@ svga_buffer_update_hw(struct svga_context *svga, struct svga_buffer *sbuf,
memcpy((uint8_t *) map + start, (uint8_t *) sbuf->swbuf + start, len);
}
- if (svga->swc->force_coherent)
+ if (svga->swc->force_coherent || sbuf->key.coherent)
sbuf->map.num_ranges = 0;
svga_buffer_hw_storage_unmap(svga, sbuf);
@@ -1036,7 +1045,7 @@ svga_buffer_handle(struct svga_context *svga, struct pipe_resource *buf,
}
assert(sbuf->handle);
- if (svga->swc->force_coherent)
+ if (svga->swc->force_coherent || sbuf->key.coherent)
return sbuf->handle;
if (sbuf->map.num_ranges) {
diff --git a/src/gallium/drivers/svga/svga_resource_texture.c b/src/gallium/drivers/svga/svga_resource_texture.c
index 0b872da3ed2..bfedbee7a48 100644
--- a/src/gallium/drivers/svga/svga_resource_texture.c
+++ b/src/gallium/drivers/svga/svga_resource_texture.c
@@ -1354,6 +1354,9 @@ svga_texture_transfer_map_upload_create(struct svga_context *svga)
{
svga->tex_upload = u_upload_create(&svga->pipe, TEX_UPLOAD_DEFAULT_SIZE,
PIPE_BIND_CUSTOM, PIPE_USAGE_STAGING, 0);
+ if (svga->tex_upload)
+ u_upload_disable_persistent(svga->tex_upload);
+
return svga->tex_upload != NULL;
}
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index 5300fada9ff..c76d77f1bc2 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -351,6 +351,8 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
return sws->have_sm4_1 ? 1 : 0; /* only single-channel textures */
case PIPE_CAP_MAX_VARYINGS:
return sws->have_vgpu10 ? VGPU10_MAX_FS_INPUTS : 10;
+ case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
+ return sws->have_coherent;
/* Unsupported features */
case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
@@ -366,7 +368,6 @@ svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT:
case PIPE_CAP_TEXTURE_GATHER_SM5:
- case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
case PIPE_CAP_DRAW_INDIRECT:
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 06:06:09 +0000