[PATCH] ath10k: use pre-allocated DMA buffer in Tx
kvalo at qca.qualcomm.com
Tue Oct 6 05:05:42 PDT 2015
Peter Oh <poh at qca.qualcomm.com> writes:
> ath10k driver is using dma_pool_alloc per packet and dma_pool_free
> in coresponding at Tx completion.
> Use of pre-allocated DMA buffer in Tx will improve saving CPU resource
> by 5% while it consumes about 56KB memory more as trade off.
> Signed-off-by: Peter Oh <poh at qca.qualcomm.com>
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