diff options
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/tegra20-apb-dma.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c index 4d909a79839f..8d655715da68 100644 --- a/drivers/dma/tegra20-apb-dma.c +++ b/drivers/dma/tegra20-apb-dma.c @@ -504,9 +504,6 @@ static void tdc_start_head_req(struct tegra_dma_channel *tdc) { struct tegra_dma_sg_req *sg_req; - if (list_empty(&tdc->pending_sg_req)) - return; - sg_req = list_first_entry(&tdc->pending_sg_req, typeof(*sg_req), node); tegra_dma_start(tdc, sg_req); sg_req->configured = true; @@ -518,9 +515,6 @@ static void tdc_configure_next_head_desc(struct tegra_dma_channel *tdc) { struct tegra_dma_sg_req *hsgreq, *hnsgreq; - if (list_empty(&tdc->pending_sg_req)) - return; - hsgreq = list_first_entry(&tdc->pending_sg_req, typeof(*hsgreq), node); if (!list_is_last(&hsgreq->node, &tdc->pending_sg_req)) { hnsgreq = list_first_entry(&hsgreq->node, typeof(*hnsgreq), @@ -567,12 +561,6 @@ static bool handle_continuous_head_request(struct tegra_dma_channel *tdc, { struct tegra_dma_sg_req *hsgreq; - if (list_empty(&tdc->pending_sg_req)) { - dev_err(tdc2dev(tdc), "DMA is running without req\n"); - tegra_dma_stop(tdc); - return false; - } - /* * Check that head req on list should be in flight. * If it is not in flight then abort transfer as |