Commit b57014de authored Nov 19, 2009 by Dan Williams

ioat2,3: report all uncorrectable errors



Modify is_ioat_bug() to catch all errors that are uncorrectable, or not
currently handled.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>

parent de581b65

drivers/dma/ioat/dma.h

+1 −3

Original line number	Diff line number	Diff line
		@@ -297,9 +297,7 @@ static inline bool is_ioat_suspended(unsigned long status)
		/* channel was fatally programmed */
		static inline bool is_ioat_bug(unsigned long err)
		{
		return !!(err & (IOAT_CHANERR_SRC_ADDR_ERR\|IOAT_CHANERR_DEST_ADDR_ERR\|
		IOAT_CHANERR_NEXT_ADDR_ERR\|IOAT_CHANERR_CONTROL_ERR\|
		IOAT_CHANERR_LENGTH_ERR));
		return !!err;
		}

		static inline void ioat_unmap(struct pci_dev *pdev, dma_addr_t addr, size_t len,

drivers/dma/ioat/dma_v2.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -279,6 +279,8 @@ void ioat2_timer_event(unsigned long data)
		u32 chanerr;

		chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
		dev_err(to_dev(chan), "%s: Channel halted (%x)\n",
		__func__, chanerr);
		BUG_ON(is_ioat_bug(chanerr));
		}

drivers/dma/ioat/dma_v3.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -378,6 +378,8 @@ static void ioat3_timer_event(unsigned long data)
		u32 chanerr;

		chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
		dev_err(to_dev(chan), "%s: Channel halted (%x)\n",
		__func__, chanerr);
		BUG_ON(is_ioat_bug(chanerr));
		}