From 743e1c8ffe4ee5dd7596556dcc3f022ccde13d7b Mon Sep 17 00:00:00 2001 From: Anup Patel Date: Mon, 15 May 2017 10:34:54 +0530 Subject: dmaengine: Add Broadcom SBA RAID driver The Broadcom stream buffer accelerator (SBA) provides offloading capabilities for RAID operations. This SBA offload engine is accessible via Broadcom SoC specific ring manager. This patch adds Broadcom SBA RAID driver which provides one DMA device with RAID capabilities using one or more Broadcom SoC specific ring manager channels. The SBA RAID driver in its current shape implements memcpy, xor, and pq operations. Signed-off-by: Anup Patel Reviewed-by: Ray Jui Acked-by: Dan Williams Signed-off-by: Vinod Koul --- drivers/dma/Kconfig | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/dma/Kconfig') diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 24e8597b2c3e..b7e0ab9585bc 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -99,6 +99,20 @@ config AXI_DMAC controller is often used in Analog Device's reference designs for FPGA platforms. +config BCM_SBA_RAID + tristate "Broadcom SBA RAID engine support" + depends on (ARM64 && MAILBOX && RAID6_PQ) || COMPILE_TEST + select DMA_ENGINE + select DMA_ENGINE_RAID + select ASYNC_TX_DISABLE_XOR_VAL_DMA + select ASYNC_TX_DISABLE_PQ_VAL_DMA + default ARCH_BCM_IPROC + help + Enable support for Broadcom SBA RAID Engine. The SBA RAID + engine is available on most of the Broadcom iProc SoCs. It + has the capability to offload memcpy, xor and pq computation + for raid5/6. + config COH901318 bool "ST-Ericsson COH901318 DMA support" select DMA_ENGINE -- cgit v1.2.3