Eric Lee / smarc-ti-linux-kernel

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Commit b2dd83b377d390ab503420c9a5867df5741e273d

Authored by Liu Hua
Committed by Jiri Kosina
1 parent 53007a7bfe
Exists in ti-lsk-linux-4.1.y and in 10 other branches dlt-processor-sdk-linux-03.00.00.04, processor-sdk-linux-02.00.01, smarc-ti-lsk-linux-4.1.y, smarct3x-processor-sdk-04.01.00.06, smarct3x-processor-sdk-linux-02.00.01, smarct3x-processor-sdk-linux-03.00.00.04, smarct4x-800-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-04.01.00.06, smarct4x-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-linux-03.00.00.04

Documentation: correct parameter error for dma_mapping_error 

dma_mapping_error takes two parameters, but some of examples
in Documentation/DMA-API-HOWTO.txt just takes one. So correct
it.

Signed-off-by: Liu Hua <sdu.liu@huawei.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

Showing 1 changed file with 3 additions and 3 deletions Side-by-side Diff

Documentation/DMA-API-HOWTO.txt
Diff comments   View file @ b2dd83b
... ... @@ -531,7 +531,7 @@
531 531 size_t size = buffer->len;
532 532  
533 533 dma_handle = dma_map_single(dev, addr, size, direction);
534   - if (dma_mapping_error(dma_handle)) {
  534 + if (dma_mapping_error(dev, dma_handle)) {
535 535 /*
536 536 * reduce current DMA mapping usage,
537 537 * delay and try again later or
... ... @@ -588,7 +588,7 @@
588 588 size_t size = buffer->len;
589 589  
590 590 dma_handle = dma_map_page(dev, page, offset, size, direction);
591   - if (dma_mapping_error(dma_handle)) {
  591 + if (dma_mapping_error(dev, dma_handle)) {
592 592 /*
593 593 * reduce current DMA mapping usage,
594 594 * delay and try again later or
... ... @@ -689,7 +689,7 @@
689 689 dma_addr_t mapping;
690 690  
691 691 mapping = dma_map_single(cp->dev, buffer, len, DMA_FROM_DEVICE);
692   - if (dma_mapping_error(dma_handle)) {
  692 + if (dma_mapping_error(cp->dev, dma_handle)) {
693 693 /*
694 694 * reduce current DMA mapping usage,
695 695 * delay and try again later or