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SubjectRe: [PATCH 5/6] swiotlb: Make swiotlb bookkeeping functions visible in the header file.
Konrad Rzeszutek Wilk wrote:
> We put the functions dealing with the operations on
> the SWIOTLB buffer in the header and make those functions non-static.
>
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> ---
> include/linux/swiotlb.h | 22 ++++++++++++++++++++++
> lib/swiotlb.c | 28 ++++++++++++----------------
> 2 files changed, 34 insertions(+), 16 deletions(-)
>
> diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
> index f3fc331..dabfd0b 100644
> --- a/include/linux/swiotlb.h
> +++ b/include/linux/swiotlb.h
> @@ -25,6 +25,28 @@ extern int swiotlb_force;
> extern void swiotlb_init(int verbose);
> extern void swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose);
>
> +/*
> + * Enumeration for sync targets
> + */
> +enum dma_sync_target {
> + SYNC_FOR_CPU = 0,
> + SYNC_FOR_DEVICE = 1,
> +};
> +extern void *swiotlb_tbl_map_single(struct device *hwdev, phys_addr_t phys,
> + u64 tbl_dma_addr, size_t size,
> + enum dma_data_direction dir);
> +

The phys and tbl_dma_addr arguments in the function prototype are swapped compared to the function definition in patch 1/6.

Cheers,
Albert


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