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(parent: 11e31e2) | patch
dmaengine: ioatdma: add descriptor pre-fetch support for v3.4
authorDave Jiang <dave.jiang@intel.com>
Fri, 22 Feb 2019 17:00:05 +0000 (10:00 -0700)
committerVinod Koul <vkoul@kernel.org>
Mon, 25 Feb 2019 06:48:38 +0000 (12:18 +0530)
commite0100d40906d5dbe6d09d31083c1a5aaccc947fa
tree5589211aa08cbc8d9c8987e3a8c5b1190c19fd32tree | snapshot
parent11e31e281bd8f482a9277268f7b0d9c213584271commit | diff
dmaengine: ioatdma: add descriptor pre-fetch support for v3.4

Adding support for new feature on ioatdma 3.4 hardware that provides
descriptor pre-fetching in order to reduce small DMA latencies.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/ioat/dma.c diff | blob | history
drivers/dma/ioat/init.c diff | blob | history
drivers/dma/ioat/registers.h diff | blob | history