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dma-debug: small dma_debug_entry's comment and variable name updates

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Small update on dma_debug_entry's struct commentary and also standardize
the usage of 'dma_addr' variable name from debug_dma_map_page() on
debug_dma_unmap_page(), and similarly on debug_dma_free_coherent()

Signed-off-by: Desnes Nunes <desnesn@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Desnes Nunes 2023-03-16 11:09:10 -03:00 committed by Christoph Hellwig
parent 25a4ce5649
commit 479623fd0c
1 changed files with 5 additions and 4 deletions
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9
kernel/dma/debug.c
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@ -53,6 +53,7 @@ enum map_err_types {
* struct dma_debug_entry - track a dma_map* or dma_alloc_coherent mapping
* @list: node on pre-allocated free_entries list
* @dev: 'dev' argument to dma_map_{page|single|sg} or dma_alloc_coherent
* @dev_addr: dma address
* @size: length of the mapping
* @type: single, page, sg, coherent
* @direction: enum dma_data_direction
@ -1262,13 +1263,13 @@ void debug_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
}
EXPORT_SYMBOL(debug_dma_mapping_error);
void debug_dma_unmap_page(struct device *dev, dma_addr_t addr,
void debug_dma_unmap_page(struct device *dev, dma_addr_t dma_addr,
size_t size, int direction)
{
struct dma_debug_entry ref = {
.type = dma_debug_single,
.dev = dev,
.dev_addr = addr,
.dev_addr = dma_addr,
.size = size,
.direction = direction,
};
@ -1403,13 +1404,13 @@ void debug_dma_alloc_coherent(struct device *dev, size_t size,
}
void debug_dma_free_coherent(struct device *dev, size_t size,
void *virt, dma_addr_t addr)
void *virt, dma_addr_t dma_addr)
{
struct dma_debug_entry ref = {
.type = dma_debug_coherent,
.dev = dev,
.offset = offset_in_page(virt),
.dev_addr = addr,
.dev_addr = dma_addr,
.size = size,
.direction = DMA_BIDIRECTIONAL,
};