From: "Christian König" <ckoenig.leichtzumerken@gmail.com>
To: dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org,
linux-media@vger.kernel.org, intel-gfx@lists.freedesktop.org,
daniel@ffwll.ch
Subject: [Intel-gfx] [PATCH 2/7] drm/ttm: remove the backing store if no placement is given
Date: Wed, 19 Feb 2020 13:59:05 +0100 [thread overview]
Message-ID: <20200219125910.89147-2-christian.koenig@amd.com> (raw)
In-Reply-To: <20200219125910.89147-1-christian.koenig@amd.com>
Pipeline removal of the BOs backing store when no placement is given
during validation.
Signed-off-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/ttm/ttm_bo.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 151edfd8de77..6d1e91be9c78 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1196,6 +1196,18 @@ int ttm_bo_validate(struct ttm_buffer_object *bo,
uint32_t new_flags;
dma_resv_assert_held(bo->base.resv);
+
+ /*
+ * Remove the backing store if no placement is given.
+ */
+ if (!placement->num_placement && !placement->num_busy_placement) {
+ ret = ttm_bo_pipeline_gutting(bo);
+ if (ret)
+ return ret;
+
+ return ttm_tt_create(bo, false);
+ }
+
/*
* Check whether we need to move buffer.
*/
--
2.17.1
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next prev parent reply other threads:[~2020-02-19 16:56 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-19 12:59 [Intel-gfx] [PATCH 1/7] dma-buf: add dynamic DMA-buf handling v15 Christian König
2020-02-19 12:59 ` Christian König [this message]
2020-02-19 12:59 ` [Intel-gfx] [PATCH 3/7] drm/amdgpu: use allowed_domains for exported DMA-bufs Christian König
2020-02-19 12:59 ` [Intel-gfx] [PATCH 4/7] drm/amdgpu: add amdgpu_dma_buf_pin/unpin v2 Christian König
2020-02-19 12:59 ` [Intel-gfx] [PATCH 5/7] drm/amdgpu: implement amdgpu_gem_prime_move_notify v2 Christian König
2020-02-19 12:59 ` [Intel-gfx] [PATCH 6/7] dma-buf: drop dynamic_mapping flag Christian König
2020-02-19 12:59 ` [Intel-gfx] [PATCH 7/7] dma-buf: make move_notify mandatory if importer_ops are provided Christian König
2020-02-19 20:03 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for series starting with [1/7] dma-buf: add dynamic DMA-buf handling v15 Patchwork
2020-02-19 20:32 ` [Intel-gfx] ✗ Fi.CI.BAT: failure " Patchwork
2020-02-22 0:38 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for series starting with [1/7] dma-buf: add dynamic DMA-buf handling v15 (rev2) Patchwork
2020-02-22 1:10 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2020-02-24 13:52 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2020-02-26 10:09 ` [Intel-gfx] [PATCH 1/7] dma-buf: add dynamic DMA-buf handling v15 Daniel Vetter
2020-03-23 13:10 ` Daniel Vetter
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