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| author |   Nicolas Ferre <nicolas.ferre@atmel.com> | 2011-01-12 15:39:09 +0100 |
|---|---|---|
| committer |   Dan Williams <dan.j.williams@intel.com> | 2011-01-14 16:54:44 -0800 |
| commit | 568f7f0c2e597671d3e646e0b85c95c4a5756fef (patch) | |
| tree | 919c1003e73ee4e815dff0276a1dc73a0780516f /drivers | |
| parent | dmaengine: at_hdmac: use subsys_initcall instead of module_init (diff) | |
| download | linux-dev-568f7f0c2e597671d3e646e0b85c95c4a5756fef.tar.xz linux-dev-568f7f0c2e597671d3e646e0b85c95c4a5756fef.zip | |
dmaengine: at_hdmac: flags located in first descriptor
Place flags on first descriptor of chain instead of last.
This is the one used by atc_chain_complete() function while unmapping.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/at_hdmac.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index e25c4ad01062..3938db210834 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -603,7 +603,7 @@ atc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src, /* set end-of-link to the last link descriptor of list*/ set_desc_eol(desc); - desc->txd.flags = flags; /* client is in control of this ack */ + first->txd.flags = flags; /* client is in control of this ack */ return &first->txd; @@ -748,8 +748,8 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, first->txd.cookie = -EBUSY; first->len = total_len; - /* last link descriptor of list is responsible of flags */ - prev->txd.flags = flags; /* client is in control of this ack */ + /* first link descriptor of list is responsible of flags */ + first->txd.flags = flags; /* client is in control of this ack */ return &first->txd; |