Messages in this thread | | | Subject | Re: [PATCH v2 1/2] dmaengine: Add metadata_ops for dma_async_tx_descriptor | From | Peter Ujfalusi <> | Date | Tue, 11 Sep 2018 15:33:51 +0300 |
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Vinod,
On 2018-09-11 10:33, Vinod wrote: >> +int dmaengine_desc_attach_metadata(struct dma_async_tx_descriptor *desc, >> + void *data, size_t len) >> +{ >> + int ret; >> + >> + if (!desc) >> + return -EINVAL; >> + >> + ret = desc_check_and_set_metadata_mode(desc, DESC_METADATA_CLIENT); >> + if (ret) >> + return ret; >> + >> + if (!desc->metadata_ops || !desc->metadata_ops->attach) >> + return -ENOTSUPP; >> + >> + return desc->metadata_ops->attach(desc, data, len); >> +} >> +EXPORT_SYMBOL(dmaengine_desc_attach_metadata); > > EXPORT_SYMBOL_GPL ?
Sure, I think I have looked at dma_async_tx_descriptor_init/dmaengine_get_unmap_data/dma_issue_pending_all/etc they have EXPORT_SYMBOL()
- Péter
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
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