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[v4,42/58] dmaengine: tegra20: Split device_control

Message ID 1414531573-18807-43-git-send-email-maxime.ripard@free-electrons.com (mailing list archive)
State Superseded
Headers show

Commit Message

Maxime Ripard Oct. 28, 2014, 9:25 p.m. UTC 
Split the device_control callback of the NVidia Tegra20 APB DMA driver to make
use of the newly introduced callbacks, that will eventually be used to retrieve
slave capabilities.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 drivers/dma/tegra20-apb-dma.c | 22 ++--------------------
 1 file changed, 2 insertions(+), 20 deletions(-)
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Patch

diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index 16efa603ff65..dea6b78080aa 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -827,25 +827,6 @@  static enum dma_status tegra_dma_tx_status(struct dma_chan *dc,
 	return ret;
 }
 
-static int tegra_dma_device_control(struct dma_chan *dc, enum dma_ctrl_cmd cmd,
-			unsigned long arg)
-{
-	switch (cmd) {
-	case DMA_SLAVE_CONFIG:
-		return tegra_dma_slave_config(dc,
-				(struct dma_slave_config *)arg);
-
-	case DMA_TERMINATE_ALL:
-		tegra_dma_terminate_all(dc);
-		return 0;
-
-	default:
-		break;
-	}
-
-	return -ENXIO;
-}
-
 static inline int get_bus_width(struct tegra_dma_channel *tdc,
 		enum dma_slave_buswidth slave_bw)
 {
@@ -1443,7 +1424,8 @@  static int tegra_dma_probe(struct platform_device *pdev)
 					tegra_dma_free_chan_resources;
 	tdma->dma_dev.device_prep_slave_sg = tegra_dma_prep_slave_sg;
 	tdma->dma_dev.device_prep_dma_cyclic = tegra_dma_prep_dma_cyclic;
-	tdma->dma_dev.device_control = tegra_dma_device_control;
+	tdma->dma_dev.device_config = tegra_dma_slave_config;
+	tdma->dma_dev.device_terminate_all = tegra_dma_terminate_all;
 	tdma->dma_dev.device_tx_status = tegra_dma_tx_status;
 	tdma->dma_dev.device_issue_pending = tegra_dma_issue_pending;