On Tue, 19 Jan 2016, Alan Cox wrote:
Yes I will free it using dma_free_coherent. Why should devm_kzalloc
be
replaced with dma_alloc_coherent ? I was trying to replace _pa()
Why keep allocating and freeing a buffer rather than having a single
buffer allocated once (as it is in the old driver).
Yes I was planning to use dmam_alloc_coherent which will replace the
combination of devm_kzalloc and _pa(). I also don't have to worry about
freeing it later.
Thanks,
Shraddha
Alan
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