From mboxrd@z Thu Jan 1 00:00:00 1970 From: 21cnbao@gmail.com (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 Message-ID: <1401009545-31925-1-git-send-email-21cnbao@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Barry Song 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 --- 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; -- 1.9.3