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path: root/drivers/video/tegra/host/dmabuf.c
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Diffstat (limited to 'drivers/video/tegra/host/dmabuf.c')
-rw-r--r--drivers/video/tegra/host/dmabuf.c49
1 files changed, 0 insertions, 49 deletions
diff --git a/drivers/video/tegra/host/dmabuf.c b/drivers/video/tegra/host/dmabuf.c
index 52d56638d413..62e5331c30b3 100644
--- a/drivers/video/tegra/host/dmabuf.c
+++ b/drivers/video/tegra/host/dmabuf.c
@@ -109,52 +109,3 @@ int nvhost_dmabuf_get_param(struct mem_mgr *memmgr, struct mem_handle *handle,
/* TBD: find a way to associate size, kind, etc */
return -EINVAL;
}
-
-int nvhost_dmabuf_pin_array_ids(struct platform_device *dev,
- ulong *ids,
- u32 id_type_mask,
- u32 id_type,
- u32 count,
- struct nvhost_job_unpin *unpin_data,
- dma_addr_t *phys_addr) {
- int i;
- int pin_count = 0;
- int err;
-
- for (i = 0; i < count; i++) {
- struct mem_handle *handle;
- struct sg_table *sgt;
-
- if ((ids[i] & id_type_mask) != id_type)
- continue;
-
- handle = nvhost_dmabuf_get(ids[i], dev);
-
- if (IS_ERR(handle)) {
- err = PTR_ERR(handle);
- goto fail;
- }
-
- sgt = nvhost_dmabuf_pin(handle);
- if (IS_ERR(sgt)) {
- nvhost_dmabuf_put(handle);
- err = PTR_ERR(sgt);
- goto fail;
- }
-
- phys_addr[i] = sg_dma_address(sgt->sgl);
-
- unpin_data[pin_count].h = handle;
- unpin_data[pin_count].mem = sgt;
- pin_count++;
- }
- return pin_count;
-fail:
- while (pin_count) {
- pin_count--;
- nvhost_dmabuf_unpin(unpin_data[pin_count].h,
- unpin_data[pin_count].mem);
- nvhost_dmabuf_put(unpin_data[pin_count].h);
- }
- return err;
-}