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ioat2,3: disable asynchronous error notifications
Error interrupts and error completions may cause channel hangs, so poll the channel status register after a timeout. Signed-off-by: Dan Williams <dan.j.williams@intel.com>
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1 changed files with 1 additions and 3 deletions
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@ -92,9 +92,7 @@
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#define IOAT_CHANCTRL_ERR_COMPLETION_EN 0x0004
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#define IOAT_CHANCTRL_INT_REARM 0x0001
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#define IOAT_CHANCTRL_RUN (IOAT_CHANCTRL_INT_REARM |\
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IOAT_CHANCTRL_ERR_COMPLETION_EN |\
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IOAT_CHANCTRL_ANY_ERR_ABORT_EN |\
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IOAT_CHANCTRL_ERR_INT_EN)
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IOAT_CHANCTRL_ANY_ERR_ABORT_EN)
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#define IOAT_DMA_COMP_OFFSET 0x02 /* 16-bit DMA channel compatibility */
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#define IOAT_DMA_COMP_V1 0x0001 /* Compatibility with DMA version 1 */
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