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-rw-r--r--src/gallium/drivers/radeon/r600_buffer_common.c21
-rw-r--r--src/gallium/drivers/radeon/r600_pipe_common.h6
-rw-r--r--src/gallium/drivers/radeon/r600_texture.c18
-rw-r--r--src/gallium/drivers/radeon/radeon_winsys.h5
4 files changed, 50 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index f341ecb..0dc6c91 100644
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -443,6 +443,27 @@ struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
return &rbuffer->b.b;
}
+struct pipe_resource *r600_aligned_buffer_create(struct pipe_screen *screen,
+ unsigned bind,
+ unsigned usage,
+ unsigned size,
+ unsigned alignment)
+{
+ struct pipe_resource buffer;
+
+ memset(&buffer, 0, sizeof buffer);
+ buffer.target = PIPE_BUFFER;
+ buffer.format = PIPE_FORMAT_R8_UNORM;
+ buffer.bind = bind;
+ buffer.usage = usage;
+ buffer.flags = 0;
+ buffer.width0 = size;
+ buffer.height0 = 1;
+ buffer.depth0 = 1;
+ buffer.array_size = 1;
+ return r600_buffer_create(screen, &buffer, alignment);
+}
+
struct pipe_resource *
r600_buffer_from_user_memory(struct pipe_screen *screen,
const struct pipe_resource *templ,
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.h b/src/gallium/drivers/radeon/r600_pipe_common.h
index b58b500..1eec596 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.h
+++ b/src/gallium/drivers/radeon/r600_pipe_common.h
@@ -214,6 +214,7 @@ struct r600_texture {
struct r600_fmask_info fmask;
struct r600_cmask_info cmask;
struct r600_resource *cmask_buffer;
+ struct r600_resource *dcc_buffer;
unsigned cb_color_info; /* fast clear enable bit */
unsigned color_clear_value[2];
@@ -489,6 +490,11 @@ bool r600_init_resource(struct r600_common_screen *rscreen,
struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
const struct pipe_resource *templ,
unsigned alignment);
+struct pipe_resource * r600_aligned_buffer_create(struct pipe_screen *screen,
+ unsigned bind,
+ unsigned usage,
+ unsigned size,
+ unsigned alignment);
struct pipe_resource *
r600_buffer_from_user_memory(struct pipe_screen *screen,
const struct pipe_resource *templ,
diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c
index fc69f48..fffb9ef 100644
--- a/src/gallium/drivers/radeon/r600_texture.c
+++ b/src/gallium/drivers/radeon/r600_texture.c
@@ -268,6 +268,7 @@ static void r600_texture_destroy(struct pipe_screen *screen,
if (rtex->cmask_buffer != &rtex->resource) {
pipe_resource_reference((struct pipe_resource**)&rtex->cmask_buffer, NULL);
}
+ pipe_resource_reference((struct pipe_resource**)&rtex->dcc_buffer, NULL);
pb_reference(&resource->buf, NULL);
FREE(rtex);
}
@@ -482,6 +483,20 @@ static void r600_texture_alloc_cmask_separate(struct r600_common_screen *rscreen
rtex->cb_color_info |= EG_S_028C70_FAST_CLEAR(1);
}
+static void vi_texture_alloc_dcc_separate(struct r600_common_screen *rscreen,
+ struct r600_texture *rtex)
+{
+ rtex->dcc_buffer = (struct r600_resource *)
+ r600_aligned_buffer_create(&rscreen->b, PIPE_BIND_CUSTOM,
+ PIPE_USAGE_DEFAULT, rtex->surface.dcc_size, rtex->surface.dcc_alignment);
+ if (rtex->dcc_buffer == NULL) {
+ return;
+ }
+
+ r600_screen_clear_buffer(rscreen, &rtex->dcc_buffer->b.b, 0, rtex->surface.dcc_size,
+ 0xFFFFFFFF, true);
+}
+
static unsigned r600_texture_get_htile_size(struct r600_common_screen *rscreen,
struct r600_texture *rtex)
{
@@ -621,6 +636,9 @@ r600_texture_create_object(struct pipe_screen *screen,
return NULL;
}
}
+ if (rtex->surface.dcc_enabled) {
+ vi_texture_alloc_dcc_separate(rscreen, rtex);
+ }
}
/* Now create the backing buffer. */
diff --git a/src/gallium/drivers/radeon/radeon_winsys.h b/src/gallium/drivers/radeon/radeon_winsys.h
index 5f13c1e..0178643 100644
--- a/src/gallium/drivers/radeon/radeon_winsys.h
+++ b/src/gallium/drivers/radeon/radeon_winsys.h
@@ -332,6 +332,7 @@ struct radeon_surf_level {
uint32_t nblk_z;
uint32_t pitch_bytes;
uint32_t mode;
+ uint64_t dcc_offset;
};
struct radeon_surf {
@@ -367,6 +368,10 @@ struct radeon_surf {
uint32_t stencil_tiling_index[RADEON_SURF_MAX_LEVEL];
uint32_t pipe_config;
uint32_t num_banks;
+
+ uint64_t dcc_size;
+ uint64_t dcc_alignment;
+ bool dcc_enabled;
};
struct radeon_bo_list_item {