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From:   Eric Anholt <eric@anholt.net>
To:     dri-devel@lists.freedesktop.org
Cc:     linux-kernel@vger.kernel.org, david.emett@broadcom.com,
        thomas.spurden@broadcom.com, Eric Anholt <eric@anholt.net>
Subject: [PATCH] drm/v3d: Fix BO stats accounting for dma-buf-imported buffers.
Date:   Thu,  7 Feb 2019 15:26:13 -0800
Message-Id: <20190207232613.24981-1-eric@anholt.net>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

We always decrement at GEM free, so make sure we increment at GEM
creation for dma-bufs.

Signed-off-by: Eric Anholt <eric@anholt.net>
---
 drivers/gpu/drm/v3d/v3d_bo.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/v3d/v3d_bo.c b/drivers/gpu/drm/v3d/v3d_bo.c
index a08766d39eab..b1766f096c4b 100644
--- a/drivers/gpu/drm/v3d/v3d_bo.c
+++ b/drivers/gpu/drm/v3d/v3d_bo.c
@@ -282,6 +282,7 @@ v3d_prime_import_sg_table(struct drm_device *dev,
 			  struct dma_buf_attachment *attach,
 			  struct sg_table *sgt)
 {
+	struct v3d_dev *v3d = to_v3d_dev(dev);
 	struct drm_gem_object *obj;
 	struct v3d_bo *bo;
 
@@ -296,6 +297,11 @@ v3d_prime_import_sg_table(struct drm_device *dev,
 	obj->import_attach = attach;
 	v3d_bo_get_pages(bo);
 
+	mutex_lock(&v3d->bo_lock);
+	v3d->bo_stats.num_allocated++;
+	v3d->bo_stats.pages_allocated += obj->size >> PAGE_SHIFT;
+	mutex_unlock(&v3d->bo_lock);
+
 	v3d_mmu_insert_ptes(bo);
 
 	return obj;
-- 
2.20.0.rc1