[PATCH v4 14/21] media: tegra-vde: Prepare to dynamic dma-buf locking specification

From: Dmitry Osipenko
Date: Wed Aug 31 2022 - 11:41:36 EST


Prepare Tegra video decoder driver to the common dynamic dma-buf
locking convention by starting to use the unlocked versions of dma-buf
API functions.

Signed-off-by: Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx>
---
drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c b/drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c
index 69c346148070..1c5b94989aec 100644
--- a/drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c
+++ b/drivers/media/platform/nvidia/tegra-vde/dmabuf-cache.c
@@ -38,7 +38,7 @@ static void tegra_vde_release_entry(struct tegra_vde_cache_entry *entry)
if (entry->vde->domain)
tegra_vde_iommu_unmap(entry->vde, entry->iova);

- dma_buf_unmap_attachment(entry->a, entry->sgt, entry->dma_dir);
+ dma_buf_unmap_attachment_unlocked(entry->a, entry->sgt, entry->dma_dir);
dma_buf_detach(dmabuf, entry->a);
dma_buf_put(dmabuf);

@@ -102,7 +102,7 @@ int tegra_vde_dmabuf_cache_map(struct tegra_vde *vde,
goto err_unlock;
}

- sgt = dma_buf_map_attachment(attachment, dma_dir);
+ sgt = dma_buf_map_attachment_unlocked(attachment, dma_dir);
if (IS_ERR(sgt)) {
dev_err(dev, "Failed to get dmabufs sg_table\n");
err = PTR_ERR(sgt);
@@ -152,7 +152,7 @@ int tegra_vde_dmabuf_cache_map(struct tegra_vde *vde,
err_free:
kfree(entry);
err_unmap:
- dma_buf_unmap_attachment(attachment, sgt, dma_dir);
+ dma_buf_unmap_attachment_unlocked(attachment, sgt, dma_dir);
err_detach:
dma_buf_detach(dmabuf, attachment);
err_unlock:
--
2.37.2