From 69493e0b0a8b5d4a0df7df82bad49ad07ae6921d Mon Sep 17 00:00:00 2001 From: Barry Song Date: Sun, 25 May 2014 17:19:05 +0800 Subject: [PATCH] ata: ep93xx: use dmaengine_prep_slave_sg api instead of internal callback it is better to use generic api instead of calling an internal callback like channel->device->device_prep_slave_sg(). Signed-off-by: Barry Song Signed-off-by: Tejun Heo --- drivers/ata/pata_ep93xx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c index cad9d45..6ad5c07 100644 --- a/drivers/ata/pata_ep93xx.c +++ b/drivers/ata/pata_ep93xx.c @@ -708,8 +708,8 @@ static void ep93xx_pata_dma_start(struct ata_queued_cmd *qc) struct dma_chan *channel = qc->dma_dir == DMA_TO_DEVICE ? drv_data->dma_tx_channel : drv_data->dma_rx_channel; - txd = channel->device->device_prep_slave_sg(channel, qc->sg, - qc->n_elem, qc->dma_dir, DMA_CTRL_ACK, NULL); + txd = dmaengine_prep_slave_sg(channel, qc->sg, qc->n_elem, qc->dma_dir, + DMA_CTRL_ACK); if (!txd) { dev_err(qc->ap->dev, "failed to prepare slave for sg dma\n"); return; -- 2.7.4