diff options
| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2012-09-05 09:08:56 +0200 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-09-14 05:08:10 +0200 |
| commit | 2cc44e63184245c2b977ca8739b2e8aab63e3d38 (patch) | |
| tree | d41164dac85df12298bf160b8573e05308417d1a /drivers/dma/tegra20-apb-dma.c | |
| parent | mxs/dma: Enlarge the CCW descriptor area to 4 pages (diff) | |
| download | linux-2cc44e63184245c2b977ca8739b2e8aab63e3d38.tar.xz linux-2cc44e63184245c2b977ca8739b2e8aab63e3d38.zip | |
dma: tegra: use list_move_tail instead of list_del/list_add_tail
Using list_move_tail() instead of list_del() + list_add_tail().
spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/tegra20-apb-dma.c')
| -rw-r--r-- | drivers/dma/tegra20-apb-dma.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c index 24acd711e032..6ed3f43be41e 100644 --- a/drivers/dma/tegra20-apb-dma.c +++ b/drivers/dma/tegra20-apb-dma.c @@ -475,8 +475,7 @@ static void tegra_dma_abort_all(struct tegra_dma_channel *tdc) while (!list_empty(&tdc->pending_sg_req)) { sgreq = list_first_entry(&tdc->pending_sg_req, typeof(*sgreq), node); - list_del(&sgreq->node); - list_add_tail(&sgreq->node, &tdc->free_sg_req); + list_move_tail(&sgreq->node, &tdc->free_sg_req); if (sgreq->last_sg) { dma_desc = sgreq->dma_desc; dma_desc->dma_status = DMA_ERROR; @@ -570,8 +569,7 @@ static void handle_cont_sngl_cycle_dma_done(struct tegra_dma_channel *tdc, /* If not last req then put at end of pending list */ if (!list_is_last(&sgreq->node, &tdc->pending_sg_req)) { - list_del(&sgreq->node); - list_add_tail(&sgreq->node, &tdc->pending_sg_req); + list_move_tail(&sgreq->node, &tdc->pending_sg_req); sgreq->configured = false; st = handle_continuous_head_request(tdc, sgreq, to_terminate); if (!st) |