| Message ID | 20180524070703.11901-6-robert.jarzmik@free.fr (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
Hi Robert, On Thu, 24 May 2018 09:06:55 +0200, Robert Jarzmik <robert.jarzmik@free.fr> wrote: > 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: Signed-off-by: Daniel Mack <daniel@zonque.org> > Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> > --- > drivers/mtd/nand/raw/marvell_nand.c | 17 +---------------- > 1 file changed, 1 insertion(+), 16 deletions(-) > Acked-by: Miquel Raynal <miquel.raynal@bootlin.com> Thanks, Miquèl -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index 10e953218948..f9763be078ef 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -2613,8 +2613,6 @@ 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)) { @@ -2627,20 +2625,7 @@ 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");