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authorDan Williams <dan.j.williams@intel.com>2009-09-09 04:53:02 +0400
committerDan Williams <dan.j.williams@intel.com>2009-09-09 04:53:02 +0400
commit308136d1abcb2d759bac40ed4f5d42ac4af59d8b (patch)
treec0cf21c5144929332a5f99d1aff8393e6cddcbbb /drivers
parenteda34234578fd822c950fd06b5c5ff7ac08b3001 (diff)
downloadlinux-308136d1abcb2d759bac40ed4f5d42ac4af59d8b.tar.xz
iop-adma: implement a private tx_list
Drop iop-adma's use of tx_list from struct dma_async_tx_descriptor in preparation for removal of this field. Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/dma/iop-adma.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 2f052265122f..9f6c16f8e2be 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -370,7 +370,7 @@ retry:
}
alloc_tail->group_head = alloc_start;
alloc_tail->async_tx.cookie = -EBUSY;
- list_splice(&chain, &alloc_tail->async_tx.tx_list);
+ list_splice(&chain, &alloc_tail->tx_list);
iop_chan->last_used = last_used;
iop_desc_clear_next_desc(alloc_start);
iop_desc_clear_next_desc(alloc_tail);
@@ -429,7 +429,7 @@ iop_adma_tx_submit(struct dma_async_tx_descriptor *tx)
old_chain_tail = list_entry(iop_chan->chain.prev,
struct iop_adma_desc_slot, chain_node);
- list_splice_init(&sw_desc->async_tx.tx_list,
+ list_splice_init(&sw_desc->tx_list,
&old_chain_tail->chain_node);
/* fix up the hardware chain */
@@ -496,6 +496,7 @@ static int iop_adma_alloc_chan_resources(struct dma_chan *chan)
dma_async_tx_descriptor_init(&slot->async_tx, chan);
slot->async_tx.tx_submit = iop_adma_tx_submit;
+ INIT_LIST_HEAD(&slot->tx_list);
INIT_LIST_HEAD(&slot->chain_node);
INIT_LIST_HEAD(&slot->slot_node);
hw_desc = (char *) iop_chan->device->dma_desc_pool;
@@ -1296,7 +1297,7 @@ static void iop_chan_start_null_memcpy(struct iop_adma_chan *iop_chan)
if (sw_desc) {
grp_start = sw_desc->group_head;
- list_splice_init(&sw_desc->async_tx.tx_list, &iop_chan->chain);
+ list_splice_init(&sw_desc->tx_list, &iop_chan->chain);
async_tx_ack(&sw_desc->async_tx);
iop_desc_init_memcpy(grp_start, 0);
iop_desc_set_byte_count(grp_start, iop_chan, 0);
@@ -1352,7 +1353,7 @@ static void iop_chan_start_null_xor(struct iop_adma_chan *iop_chan)
sw_desc = iop_adma_alloc_slots(iop_chan, slot_cnt, slots_per_op);
if (sw_desc) {
grp_start = sw_desc->group_head;
- list_splice_init(&sw_desc->async_tx.tx_list, &iop_chan->chain);
+ list_splice_init(&sw_desc->tx_list, &iop_chan->chain);
async_tx_ack(&sw_desc->async_tx);
iop_desc_init_null_xor(grp_start, 2, 0);
iop_desc_set_byte_count(grp_start, iop_chan, 0);