Mesa (master): winsys/radeon: track the amount of mapped memory

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 645d395d9af74573ed09223720e799073d34b647
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=645d395d9af74573ed09223720e799073d34b647

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Fri Aug  5 01:28:17 2016 +0200

winsys/radeon: track the amount of mapped memory

Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

---

 src/gallium/winsys/radeon/drm/radeon_drm_bo.c     | 13 ++++++++++++-
 src/gallium/winsys/radeon/drm/radeon_drm_winsys.c |  4 ++++
 src/gallium/winsys/radeon/drm/radeon_drm_winsys.h |  2 ++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
index 897b536..56aab48 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
@@ -375,8 +375,13 @@ void *radeon_bo_do_map(struct radeon_bo *bo)
     }
     bo->ptr = ptr;
     bo->map_count = 1;
-    pipe_mutex_unlock(bo->map_mutex);
 
+    if (bo->initial_domain & RADEON_DOMAIN_VRAM)
+       bo->rws->mapped_vram += bo->base.size;
+    else
+       bo->rws->mapped_gtt += bo->base.size;
+
+    pipe_mutex_unlock(bo->map_mutex);
     return bo->ptr;
 }
 
@@ -479,6 +484,12 @@ static void radeon_bo_unmap(struct pb_buffer *_buf)
 
     os_munmap(bo->ptr, bo->base.size);
     bo->ptr = NULL;
+
+    if (bo->initial_domain & RADEON_DOMAIN_VRAM)
+       bo->rws->mapped_vram -= bo->base.size;
+    else
+       bo->rws->mapped_gtt -= bo->base.size;
+
     pipe_mutex_unlock(bo->map_mutex);
 }
 
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
index 1b32c37..b1cc3d5 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
@@ -603,6 +603,10 @@ static uint64_t radeon_query_value(struct radeon_winsys *rws,
         return ws->allocated_vram;
     case RADEON_REQUESTED_GTT_MEMORY:
         return ws->allocated_gtt;
+    case RADEON_MAPPED_VRAM:
+       return ws->mapped_vram;
+    case RADEON_MAPPED_GTT:
+       return ws->mapped_gtt;
     case RADEON_BUFFER_WAIT_TIME_NS:
         return ws->buffer_wait_time;
     case RADEON_TIMESTAMP:
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h
index fdbaebe..27fbe90 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.h
@@ -71,6 +71,8 @@ struct radeon_drm_winsys {
     int num_cs; /* The number of command streams created. */
     uint64_t allocated_vram;
     uint64_t allocated_gtt;
+    uint64_t mapped_vram;
+    uint64_t mapped_gtt;
     uint64_t buffer_wait_time; /* time spent in buffer_wait in ns */
     uint64_t num_cs_flushes;