Fix the dma_mapping_error() parameter list in the usage examples to add
the missing argument to struct device *.
Signed-off-by: Shuah Khan <shuah.kh@xxxxxxxxxxx>
---
Documentation/DMA-API-HOWTO.txt | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/Documentation/DMA-API-HOWTO.txt b/Documentation/DMA-API-HOWTO.txt
index 14129f1..bb9feac 100644
--- a/Documentation/DMA-API-HOWTO.txt
+++ b/Documentation/DMA-API-HOWTO.txt
@@ -468,7 +468,7 @@ To map a single region, you do:
size_t size = buffer->len;
dma_handle = dma_map_single(dev, addr, size, direction);
- if (dma_mapping_error(dma_handle)) {
+ if (dma_mapping_error(dev, dma_handle)) {
/*
* reduce current DMA mapping usage,
* delay and try again later or
@@ -525,7 +525,7 @@ Specifically:
size_t size = buffer->len;
dma_handle = dma_map_page(dev, page, offset, size, direction);
- if (dma_mapping_error(dma_handle)) {
+ if (dma_mapping_error(dev, dma_handle)) {
/*
* reduce current DMA mapping usage,
* delay and try again later or
@@ -628,7 +628,7 @@ to use the dma_sync_*() interfaces.
dma_addr_t mapping;
mapping = dma_map_single(cp->dev, buffer, len, DMA_FROM_DEVICE);
- if (dma_mapping_error(dma_handle)) {
+ if (dma_mapping_error(dev, dma_handle)) {
/*
* reduce current DMA mapping usage,
* delay and try again later or
--
1.8.1.2
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