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authorDan Williams <dan.j.williams@intel.com>2009-11-19 17:10:07 -0700
committerDan Williams <dan.j.williams@intel.com>2009-11-19 23:21:03 -0700
commitb57014def9afc2bd8a62299d2f51b77dad5ae0c7 (patch)
treeb196078bed3b982475bd0dd22ce0ce8aad2f517a
parentde581b65f6fe78168affa552c3bd15b8c80ed614 (diff)
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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>
-rw-r--r--drivers/dma/ioat/dma.h4
-rw-r--r--drivers/dma/ioat/dma_v2.c2
-rw-r--r--drivers/dma/ioat/dma_v3.c2
3 files changed, 5 insertions, 3 deletions
diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h
index c14fdfeb7f3..45edde99648 100644
--- a/drivers/dma/ioat/dma.h
+++ b/drivers/dma/ioat/dma.h
@@ -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,
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 96ffab7d37a..8f1f7f05dea 100644
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -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));
}
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index fad2e9fba49..252cf2d3f1d 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -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));
}