X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;ds=sidebyside;f=kernel%2Fdrivers%2Fnet%2Fethernet%2Fsmsc%2Fsmc91x.c;h=0e2fc1a844ab2b2453681750368e1cf9d288e779;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hp=630f0b7800e47e085c5ffb2db6ac23efef9ad08c;hpb=f93b97fd65072de626c074dbe099a1fff05ce060;p=kvmfornfv.git

diff --git a/kernel/drivers/net/ethernet/smsc/smc91x.c b/kernel/drivers/net/ethernet/smsc/smc91x.c
index 630f0b780..0e2fc1a84 100644
--- a/kernel/drivers/net/ethernet/smsc/smc91x.c
+++ b/kernel/drivers/net/ethernet/smsc/smc91x.c
@@ -2018,10 +2018,18 @@ static int smc_probe(struct net_device *dev, void __iomem *ioaddr,
 	lp->cfg.flags |= SMC91X_USE_DMA;
 #  endif
 	if (lp->cfg.flags & SMC91X_USE_DMA) {
-		int dma = pxa_request_dma(dev->name, DMA_PRIO_LOW,
-					  smc_pxa_dma_irq, NULL);
-		if (dma >= 0)
-			dev->dma = dma;
+		dma_cap_mask_t mask;
+		struct pxad_param param;
+
+		dma_cap_zero(mask);
+		dma_cap_set(DMA_SLAVE, mask);
+		param.prio = PXAD_PRIO_LOWEST;
+		param.drcmr = -1UL;
+
+		lp->dma_chan =
+			dma_request_slave_channel_compat(mask, pxad_filter_fn,
+							 &param, &dev->dev,
+							 "data");
 	}
 #endif
 
@@ -2032,8 +2040,8 @@ static int smc_probe(struct net_device *dev, void __iomem *ioaddr,
 			    version_string, revision_register & 0x0f,
 			    lp->base, dev->irq);
 
-		if (dev->dma != (unsigned char)-1)
-			pr_cont(" DMA %d", dev->dma);
+		if (lp->dma_chan)
+			pr_cont(" DMA %p", lp->dma_chan);
 
 		pr_cont("%s%s\n",
 			lp->cfg.flags & SMC91X_NOWAIT ? " [nowait]" : "",
@@ -2058,8 +2066,8 @@ static int smc_probe(struct net_device *dev, void __iomem *ioaddr,
 
 err_out:
 #ifdef CONFIG_ARCH_PXA
-	if (retval && dev->dma != (unsigned char)-1)
-		pxa_free_dma(dev->dma);
+	if (retval && lp->dma_chan)
+		dma_release_channel(lp->dma_chan);
 #endif
 	return retval;
 }
@@ -2370,6 +2378,7 @@ static int smc_drv_probe(struct platform_device *pdev)
 		struct smc_local *lp = netdev_priv(ndev);
 		lp->device = &pdev->dev;
 		lp->physaddr = res->start;
+
 	}
 #endif
 
@@ -2406,8 +2415,8 @@ static int smc_drv_remove(struct platform_device *pdev)
 	free_irq(ndev->irq, ndev);
 
 #ifdef CONFIG_ARCH_PXA
-	if (ndev->dma != (unsigned char)-1)
-		pxa_free_dma(ndev->dma);
+	if (lp->dma_chan)
+		dma_release_channel(lp->dma_chan);
 #endif
 	iounmap(lp->base);