So we know how large an allocation we can allow.
v2: incorporate Michel's comments
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon.h | 4 ++++
drivers/gpu/drm/radeon/radeon_object.c | 16 +++++++++++++---
2 files changed, 17 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index a863472..d26c61c 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -2348,6 +2348,10 @@ struct radeon_device {
struct dev_pm_domain vga_pm_domain;
bool have_disp_power_ref;
+
+ /* tracking pinned memory */
+ u64 vram_pin_size;
+ u64 gart_pin_size;
};
bool radeon_is_px(struct drm_device *dev);
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 1b05a4d..a00cf17 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -306,9 +306,13 @@ int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, u64 max_offset,
bo->pin_count = 1;
if (gpu_addr != NULL)
*gpu_addr = radeon_bo_gpu_offset(bo);
- }
- if (unlikely(r != 0))
+ if (domain == RADEON_GEM_DOMAIN_VRAM)
+ bo->rdev->vram_pin_size += radeon_bo_size(bo);
+ else
+ bo->rdev->gart_pin_size += radeon_bo_size(bo);
+ } else {
dev_err(bo->rdev->dev, "%p pin failed\n", bo);
+ }
return r;
}
@@ -331,8 +335,14 @@ int radeon_bo_unpin(struct radeon_bo *bo)
for (i = 0; i < bo->placement.num_placement; i++)
bo->placements[i] &= ~TTM_PL_FLAG_NO_EVICT;
r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false);
- if (unlikely(r != 0))
+ if (likely(r == 0)) {
+ if (bo->tbo.mem.mem_type == TTM_PL_VRAM)
+ bo->rdev->vram_pin_size -= radeon_bo_size(bo);
+ else
+ bo->rdev->gart_pin_size -= radeon_bo_size(bo);
+ } else {
dev_err(bo->rdev->dev, "%p validate failed for unpin\n", bo);
+ }
return r;
}
--
1.8.3.1
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/dri-devel
