From ac75a50b6de3b092d084fdd9818707d0d5073ad6 Mon Sep 17 00:00:00 2001 From: Robert Jarzmik Date: Sun, 17 Jun 2018 19:02:09 +0200 Subject: [PATCH] mtd: rawnand: marvell: remove the dmaengine compat need As the pxa architecture switched towards the dmaengine slave map, the old compatibility mechanism to acquire the dma requestor line number and priority are not needed anymore. This patch simplifies the dma resource acquisition, using the more generic function dma_request_slave_channel(). Signed-off-by: Daniel Mack Signed-off-by: Robert Jarzmik Acked-by: Miquel Raynal --- drivers/mtd/nand/raw/marvell_nand.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index ebb1d14..00d9f29 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -2612,8 +2612,6 @@ static int marvell_nfc_init_dma(struct marvell_nfc *nfc) dev); struct dma_slave_config config = {}; struct resource *r; - dma_cap_mask_t mask; - struct pxad_param param; int ret; if (!IS_ENABLED(CONFIG_PXA_DMA)) { @@ -2626,20 +2624,7 @@ static int marvell_nfc_init_dma(struct marvell_nfc *nfc) if (ret) return ret; - r = platform_get_resource(pdev, IORESOURCE_DMA, 0); - if (!r) { - dev_err(nfc->dev, "No resource defined for data DMA\n"); - return -ENXIO; - } - - param.drcmr = r->start; - param.prio = PXAD_PRIO_LOWEST; - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - nfc->dma_chan = - dma_request_slave_channel_compat(mask, pxad_filter_fn, - ¶m, nfc->dev, - "data"); + nfc->dma_chan = dma_request_slave_channel(nfc->dev, "data"); if (!nfc->dma_chan) { dev_err(nfc->dev, "Unable to request data DMA channel\n"); -- 2.7.4