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authorHanna Hawa <hannah@marvell.com>2018-07-24 16:40:30 +0300
committerVinod Koul <vkoul@kernel.org>2018-07-25 17:53:22 +0530
commitac7b06ba3125d54e2104545c302cb9894eff166d (patch)
treee89ab83642bbf2304afb5033f5604b4103c41b7c /drivers/dma
parent31d5e6b72439c188ccf09c0b2ba5a7a6d4db9582 (diff)
downloadlinux-ac7b06ba3125d54e2104545c302cb9894eff166d.tar.bz2
dmaengine: mv_xor_v2: use {lower,upper}_32_bits to configure HW descriptor address
>> drivers/dma/mv_xor_v2.c:647:36: sparse: constant 0xFFFF00000000 is so big it is long include/linux/device.h:678:13: sparse: undefined identifier '__builtin_mul_overflow' include/linux/device.h:678:13: sparse: call with no type! Use lower_32_bits and upper_32_bits to set the hw_desq address, instead of using constant. Signed-off-by: Hanna Hawa <hannah@marvell.com> Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/mv_xor_v2.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c
index d41d916f40fa..8dc0aa4d73ab 100644
--- a/drivers/dma/mv_xor_v2.c
+++ b/drivers/dma/mv_xor_v2.c
@@ -642,9 +642,9 @@ static int mv_xor_v2_descq_init(struct mv_xor_v2_device *xor_dev)
xor_dev->dma_base + MV_XOR_V2_DMA_DESQ_SIZE_OFF);
/* write the DESQ address to the DMA enngine*/
- writel(xor_dev->hw_desq & 0xFFFFFFFF,
+ writel(lower_32_bits(xor_dev->hw_desq),
xor_dev->dma_base + MV_XOR_V2_DMA_DESQ_BALR_OFF);
- writel((xor_dev->hw_desq & 0xFFFF00000000) >> 32,
+ writel(upper_32_bits(xor_dev->hw_desq),
xor_dev->dma_base + MV_XOR_V2_DMA_DESQ_BAHR_OFF);
/*