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Subject[PATCH v2] ioatdma: make debug output more readable
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Date
Making OP field a hex instead of integer to make it more readable. Also add
the dump out of the NEXT field.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
---
drivers/dma/ioat/dma.h | 2 +-
drivers/dma/ioat/dma_v3.c | 3 ++-
2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h
index 53a4cbb..95ae7b3 100644
--- a/drivers/dma/ioat/dma.h
+++ b/drivers/dma/ioat/dma.h
@@ -179,7 +179,7 @@ __dump_desc_dbg(struct ioat_chan_common *chan, struct ioat_dma_descriptor *hw,
struct device *dev = to_dev(chan);

dev_dbg(dev, "desc[%d]: (%#llx->%#llx) cookie: %d flags: %#x"
- " ctl: %#x (op: %d int_en: %d compl: %d)\n", id,
+ " ctl: %#10.8x (op: %#x int_en: %d compl: %d)\n", id,
(unsigned long long) tx->phys,
(unsigned long long) hw->next, tx->cookie, tx->flags,
hw->ctl, hw->ctl_f.op, hw->ctl_f.int_en, hw->ctl_f.compl_write);
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index 53ea4bd..68e07e6 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -605,7 +605,7 @@ dump_pq_desc_dbg(struct ioat2_dma_chan *ioat, struct ioat_ring_ent *desc, struct
int i;

dev_dbg(dev, "desc[%d]: (%#llx->%#llx) flags: %#x"
- " sz: %#x ctl: %#x (op: %d int: %d compl: %d pq: '%s%s' src_cnt: %d)\n",
+ " sz: %#10.8x ctl: %#x (op: %#x int: %d compl: %d pq: '%s%s' src_cnt: %d)\n",
desc_id(desc), (unsigned long long) desc->txd.phys,
(unsigned long long) (pq_ex ? pq_ex->next : pq->next),
desc->txd.flags, pq->size, pq->ctl, pq->ctl_f.op, pq->ctl_f.int_en,
@@ -617,6 +617,7 @@ dump_pq_desc_dbg(struct ioat2_dma_chan *ioat, struct ioat_ring_ent *desc, struct
(unsigned long long) pq_get_src(descs, i), pq->coef[i]);
dev_dbg(dev, "\tP: %#llx\n", pq->p_addr);
dev_dbg(dev, "\tQ: %#llx\n", pq->q_addr);
+ dev_dbg(dev, "\tNEXT (%s): %#llx\n", pq_ex ? "ext" : "", pq->next);
}

static struct dma_async_tx_descriptor *


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