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Commit 0a9972ba authored by Stefan Richter's avatar Stefan Richter
Browse files

firewire: fix async reception on big endian machines 



descriptor.data_address is little endian

Tested-by: default avatarOlaf Hering <olh@suse.de>
Signed-off-by: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: default avatarKristian Høgsberg <krh@redhat.com>
parent 0471448f

drivers/firewire/fw-ohci.c

+3 −3
Original line number Diff line number Diff line
@@ -373,7 +373,7 @@ static void ar_context_tasklet(unsigned long data) 


		offset = offsetof(struct ar_buffer, data);

		dma_unmap_single(ohci->card.device,

				 ab->descriptor.data_address - offset,

			le32_to_cpu(ab->descriptor.data_address) - offset,

			PAGE_SIZE, DMA_BIDIRECTIONAL);



		buffer = ab;
@@ -427,7 +427,7 @@ static void ar_context_run(struct ar_context *ctx) 
	size_t offset;



	offset = offsetof(struct ar_buffer, data);

	ab_bus = ab->descriptor.data_address - offset;

	ab_bus = le32_to_cpu(ab->descriptor.data_address) - offset;



	reg_write(ctx->ohci, COMMAND_PTR(ctx->regs), ab_bus | 1);

	reg_write(ctx->ohci, CONTROL_SET(ctx->regs), CONTEXT_RUN);