From: Sabyasachi Gupta Date: Mon, 5 Nov 2018 02:22:48 +0000 (+0530) Subject: arch/powerpc/fsl_rmu: Use dma_zalloc_coherent X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=7811eade247cdf90b26dd0951613e77614192771;p=openwrt%2Fstaging%2Fblogic.git arch/powerpc/fsl_rmu: Use dma_zalloc_coherent Replaced dma_alloc_coherent + memset with dma_zalloc_coherent Signed-off-by: Sabyasachi Gupta Signed-off-by: Scott Wood --- diff --git a/arch/powerpc/sysdev/fsl_rmu.c b/arch/powerpc/sysdev/fsl_rmu.c index 88b35a3dcdc5..8b0ebf3940d2 100644 --- a/arch/powerpc/sysdev/fsl_rmu.c +++ b/arch/powerpc/sysdev/fsl_rmu.c @@ -756,15 +756,13 @@ fsl_open_outb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entries) } /* Initialize outbound message descriptor ring */ - rmu->msg_tx_ring.virt = dma_alloc_coherent(priv->dev, + rmu->msg_tx_ring.virt = dma_zalloc_coherent(priv->dev, rmu->msg_tx_ring.size * RIO_MSG_DESC_SIZE, &rmu->msg_tx_ring.phys, GFP_KERNEL); if (!rmu->msg_tx_ring.virt) { rc = -ENOMEM; goto out_dma; } - memset(rmu->msg_tx_ring.virt, 0, - rmu->msg_tx_ring.size * RIO_MSG_DESC_SIZE); rmu->msg_tx_ring.tx_slot = 0; /* Point dequeue/enqueue pointers at first entry in ring */