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2016-01-25dmaengine: ioatdma: Squelch framesize warningsTim Gardner1-1/+1
CC [M] drivers/dma/ioat/prep.o drivers/dma/ioat/prep.c: In function 'ioat_prep_pqxor': drivers/dma/ioat/prep.c:682:1: warning: the frame size of 1048 bytes is larger than 1024 bytes [-Wframe-larger-than=] } ^ drivers/dma/ioat/prep.c: In function 'ioat_prep_pqxor_val': drivers/dma/ioat/prep.c:714:1: warning: the frame size of 1048 bytes is larger than 1024 bytes [-Wframe-larger-than=] } gcc version 5.3.1 20151219 (Ubuntu 5.3.1-4ubuntu1) Cc: Vinod Koul <vinod.koul@intel.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Dave Jiang <dave.jiang@intel.com> Cc: Prarit Bhargava <prarit@redhat.com> Cc: Nicholas Mc Guire <der.herr@hofr.at> Cc: Jarkko Nikula <jarkko.nikula@linux.intel.com> Signed-off-by: Tim Gardner <tim.gardner@canonical.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-09-21dmaengine: ioatdma: adding shutdown supportDave Jiang1-0/+34
The ioatdma needs to be queisced and block all additional op submission during reboots. When NET_DMA was used, this caused issue as ops were still being sent to ioatdma during reboots even though PCI BME has been turned off. Even though NET_DMA has been deprecated, we need to prevent similar situations. The shutdown handler should address that. Signed-off-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-08-26dmaengine: ioatdma: Fix variable array lengthDave Jiang1-2/+10
Sparse reported: drivers/dma/ioat/prep.c:637:27: sparse: Variable length array is used. Assigning a static value for the array. Signed-off-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-08-17dmaengine: ioatdma: move dma prep functions to single locationDave Jiang1-0/+707
Move all DMA descriptor prepping functions to prep.c file. Fixup all broken bits caused by the move. Signed-off-by: Dave Jiang <dave.jiang@intel.com> Acked-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>