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-rw-r--r--src/gallium/drivers/r600/r600_pipe.c2
-rw-r--r--src/gallium/drivers/radeon/r600_pipe_common.c37
-rw-r--r--src/gallium/drivers/radeonsi/si_pipe.c2
3 files changed, 39 insertions, 2 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 3e47755f369..9d378013be0 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -286,6 +286,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
+ case PIPE_CAP_QUERY_MEMORY_INFO:
return 1;
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
@@ -369,7 +370,6 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
- case PIPE_CAP_QUERY_MEMORY_INFO:
return 0;
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c
index f88de549a51..d75317b1cbe 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -800,6 +800,42 @@ static boolean r600_fence_finish(struct pipe_screen *screen,
return rws->fence_wait(rws, rfence->gfx, timeout);
}
+static void r600_query_memory_info(struct pipe_screen *screen,
+ struct pipe_memory_info *info)
+{
+ struct r600_common_screen *rscreen = (struct r600_common_screen*)screen;
+ struct radeon_winsys *ws = rscreen->ws;
+ unsigned vram_usage, gtt_usage;
+
+ info->total_device_memory = rscreen->info.vram_size / 1024;
+ info->total_staging_memory = rscreen->info.gart_size / 1024;
+
+ /* The real TTM memory usage is somewhat random, because:
+ *
+ * 1) TTM delays freeing memory, because it can only free it after
+ * fences expire.
+ *
+ * 2) The memory usage can be really low if big VRAM evictions are
+ * taking place, but the real usage is well above the size of VRAM.
+ *
+ * Instead, return statistics of this process.
+ */
+ vram_usage = ws->query_value(ws, RADEON_REQUESTED_VRAM_MEMORY) / 1024;
+ gtt_usage = ws->query_value(ws, RADEON_REQUESTED_GTT_MEMORY) / 1024;
+
+ info->avail_device_memory =
+ vram_usage <= info->total_device_memory ?
+ info->total_device_memory - vram_usage : 0;
+ info->avail_staging_memory =
+ gtt_usage <= info->total_staging_memory ?
+ info->total_staging_memory - gtt_usage : 0;
+
+ info->device_memory_evicted =
+ ws->query_value(ws, RADEON_NUM_BYTES_MOVED) / 1024;
+ /* Just return the number of evicted 64KB pages. */
+ info->nr_device_memory_evictions = info->device_memory_evicted / 64;
+}
+
struct pipe_resource *r600_resource_create_common(struct pipe_screen *screen,
const struct pipe_resource *templ)
{
@@ -839,6 +875,7 @@ bool r600_common_screen_init(struct r600_common_screen *rscreen,
rscreen->b.fence_reference = r600_fence_reference;
rscreen->b.resource_destroy = u_resource_destroy_vtbl;
rscreen->b.resource_from_user_memory = r600_buffer_from_user_memory;
+ rscreen->b.query_memory_info = r600_query_memory_info;
if (rscreen->info.has_uvd) {
rscreen->b.get_video_param = rvid_get_video_param;
diff --git a/src/gallium/drivers/radeonsi/si_pipe.c b/src/gallium/drivers/radeonsi/si_pipe.c
index fb3a776aeae..61ce976c32c 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.c
+++ b/src/gallium/drivers/radeonsi/si_pipe.c
@@ -309,6 +309,7 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
case PIPE_CAP_INVALIDATE_BUFFER:
case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
+ case PIPE_CAP_QUERY_MEMORY_INFO:
return 1;
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
@@ -361,7 +362,6 @@ static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
case PIPE_CAP_GENERATE_MIPMAP:
case PIPE_CAP_STRING_MARKER:
case PIPE_CAP_QUERY_BUFFER_OBJECT:
- case PIPE_CAP_QUERY_MEMORY_INFO:
return 0;
case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS: