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dmaengine: idxd: set DMA_INTERRUPT cap bit
author
Dave Jiang
<dave.jiang@intel.com>
Mon, 11 Apr 2022 22:09:38 +0000
(15:09 -0700)
committer
Vinod Koul
<vkoul@kernel.org>
Wed, 20 Apr 2022 11:47:33 +0000
(17:17 +0530)
Even though idxd driver has always supported interrupt, it never actually
set the DMA_INTERRUPT cap bit. Rectify this mistake so the interrupt
capability is advertised.
Reported-by: Ben Walker <benjamin.walker@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link:
https://lore.kernel.org/r/164971497859.2201379.17925303210723708961.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/idxd/dma.c
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diff --git
a/drivers/dma/idxd/dma.c
b/drivers/dma/idxd/dma.c
index bfff59617d04778c23600b5d271c46b75ee0654c..13e061944db9b7f84e4d9502ac67d492c7cfdbea 100644
(file)
--- a/
drivers/dma/idxd/dma.c
+++ b/
drivers/dma/idxd/dma.c
@@
-193,6
+193,7
@@
int idxd_register_dma_device(struct idxd_device *idxd)
INIT_LIST_HEAD(&dma->channels);
dma->dev = dev;
+ dma_cap_set(DMA_INTERRUPT, dma->cap_mask);
dma_cap_set(DMA_PRIVATE, dma->cap_mask);
dma_cap_set(DMA_COMPLETION_NO_ORDER, dma->cap_mask);
dma->device_release = idxd_dma_release;