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authorMaxime Ripard <maxime@cerno.tech>2020-11-02 11:17:54 +0100
committerMaxime Ripard <maxime@cerno.tech>2020-11-02 11:17:54 +0100
commitc489573b5b6ce6442ad4658d9d5ec77839b91622 (patch)
tree6db35e19cfb4c1280033a5545c94e15ac9c7b863 /drivers/dma-buf
parentd23bce963e7f17738374d700f0dc5464c5f7cba2 (diff)
parent3cea11cd5e3b00d91caf0b4730194039b45c5891 (diff)
Merge drm/drm-next into drm-misc-next
Daniel needs -rc2 in drm-misc-next to merge some patches Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/dma-buf')
-rw-r--r--drivers/dma-buf/dma-buf.c2
-rw-r--r--drivers/dma-buf/heaps/cma_heap.c2
-rw-r--r--drivers/dma-buf/heaps/heap-helpers.c13
-rw-r--r--drivers/dma-buf/udmabuf.c7
4 files changed, 12 insertions, 12 deletions
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 9db211a2b6cb..556f62e8b196 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -59,6 +59,8 @@ static void dma_buf_release(struct dentry *dentry)
struct dma_buf *dmabuf;
dmabuf = dentry->d_fsdata;
+ if (unlikely(!dmabuf))
+ return;
BUG_ON(dmabuf->vmapping_counter);
diff --git a/drivers/dma-buf/heaps/cma_heap.c b/drivers/dma-buf/heaps/cma_heap.c
index 626cf7fd033a..e55384dc115b 100644
--- a/drivers/dma-buf/heaps/cma_heap.c
+++ b/drivers/dma-buf/heaps/cma_heap.c
@@ -10,7 +10,7 @@
#include <linux/device.h>
#include <linux/dma-buf.h>
#include <linux/dma-heap.h>
-#include <linux/dma-contiguous.h>
+#include <linux/dma-map-ops.h>
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/highmem.h>
diff --git a/drivers/dma-buf/heaps/heap-helpers.c b/drivers/dma-buf/heaps/heap-helpers.c
index e9fb2818f2d4..fcf4ce3e2cbb 100644
--- a/drivers/dma-buf/heaps/heap-helpers.c
+++ b/drivers/dma-buf/heaps/heap-helpers.c
@@ -140,13 +140,12 @@ struct sg_table *dma_heap_map_dma_buf(struct dma_buf_attachment *attachment,
enum dma_data_direction direction)
{
struct dma_heaps_attachment *a = attachment->priv;
- struct sg_table *table;
-
- table = &a->table;
+ struct sg_table *table = &a->table;
+ int ret;
- if (!dma_map_sg(attachment->dev, table->sgl, table->nents,
- direction))
- table = ERR_PTR(-ENOMEM);
+ ret = dma_map_sgtable(attachment->dev, table, direction, 0);
+ if (ret)
+ table = ERR_PTR(ret);
return table;
}
@@ -154,7 +153,7 @@ static void dma_heap_unmap_dma_buf(struct dma_buf_attachment *attachment,
struct sg_table *table,
enum dma_data_direction direction)
{
- dma_unmap_sg(attachment->dev, table->sgl, table->nents, direction);
+ dma_unmap_sgtable(attachment->dev, table, direction, 0);
}
static vm_fault_t dma_heap_vm_fault(struct vm_fault *vmf)
diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c
index 5ee1e9399710..db732f71e59a 100644
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -63,10 +63,9 @@ static struct sg_table *get_sg_table(struct device *dev, struct dma_buf *buf,
GFP_KERNEL);
if (ret < 0)
goto err;
- if (!dma_map_sg(dev, sg->sgl, sg->nents, direction)) {
- ret = -EINVAL;
+ ret = dma_map_sgtable(dev, sg, direction, 0);
+ if (ret < 0)
goto err;
- }
return sg;
err:
@@ -78,7 +77,7 @@ err:
static void put_sg_table(struct device *dev, struct sg_table *sg,
enum dma_data_direction direction)
{
- dma_unmap_sg(dev, sg->sgl, sg->nents, direction);
+ dma_unmap_sgtable(dev, sg, direction, 0);
sg_free_table(sg);
kfree(sg);
}