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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2017-11-14 17:32:03 +0300
committerVinod Koul <vinod.koul@intel.com>2017-12-04 20:03:51 +0300
commit6af149d2b1422e0e873d8558274713e6f63142c2 (patch)
tree781a20e50da84484666dc5152bbead514d59f386 /drivers/dma/virt-dma.c
parent4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 (diff)
downloadlinux-6af149d2b1422e0e873d8558274713e6f63142c2.tar.xz
dmaengine: virt-dma: Add helper to free/reuse a descriptor
The vchan_vdesc_fini() can be used to free or reuse a given descriptor after it has been marked as completed. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/virt-dma.c')
-rw-r--r--drivers/dma/virt-dma.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/dma/virt-dma.c b/drivers/dma/virt-dma.c
index 545e97279083..88ad8ed2a8d6 100644
--- a/drivers/dma/virt-dma.c
+++ b/drivers/dma/virt-dma.c
@@ -107,10 +107,7 @@ static void vchan_complete(unsigned long arg)
dmaengine_desc_get_callback(&vd->tx, &cb);
list_del(&vd->node);
- if (dmaengine_desc_test_reuse(&vd->tx))
- list_add(&vd->node, &vc->desc_allocated);
- else
- vc->desc_free(vd);
+ vchan_vdesc_fini(vd);
dmaengine_desc_callback_invoke(&cb, NULL);
}