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    Subject[PATCH 5.18 154/339] dmaengine: idxd: set DMA_INTERRUPT cap bit
    Date
    From: Dave Jiang <dave.jiang@intel.com>

    [ Upstream commit 4e5a4eb20393b851590b4465f1197a8041c2076b ]

    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>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/dma/idxd/dma.c | 1 +
    1 file changed, 1 insertion(+)

    diff --git a/drivers/dma/idxd/dma.c b/drivers/dma/idxd/dma.c
    index bfff59617d04..13e061944db9 100644
    --- 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;
    --
    2.35.1


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