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authorDan Williams <dan.j.williams@intel.com>2013-10-18 17:35:23 (GMT)
committerDan Williams <dan.j.williams@intel.com>2013-11-14 00:25:06 (GMT)
commitd38a8c622a1b382336c3e152c6caf4e11d1f1b2a (patch)
treeef6adeb9eed556a62a153a296234945e2301a5df /drivers/dma/mv_xor.c
parent56ea27fd61f546117a35236113be72c8aaec382d (diff)
downloadlinux-d38a8c622a1b382336c3e152c6caf4e11d1f1b2a.tar.xz
dmaengine: prepare for generic 'unmap' data
Add a hook for a common dma unmap implementation to enable removal of the per driver custom unmap code. (A reworked version of Bartlomiej Zolnierkiewicz's patches to remove the custom callbacks and the size increase of dma_async_tx_descriptor for drivers that don't care about raid). Cc: Vinod Koul <vinod.koul@intel.com> Cc: Tomasz Figa <t.figa@samsung.com> Cc: Dave Jiang <dave.jiang@intel.com> [bzolnier: prepare pl330 driver for adding missing unmap while at it] Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma/mv_xor.c')
-rw-r--r--drivers/dma/mv_xor.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 536dcb8..ed1ab1d 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -278,6 +278,7 @@ mv_xor_run_tx_complete_actions(struct mv_xor_desc_slot *desc,
desc->async_tx.callback(
desc->async_tx.callback_param);
+ dma_descriptor_unmap(&desc->async_tx);
/* unmap dma addresses
* (unmap_single vs unmap_page?)
*/