From: David Daney <ddaney@caviumnetworks.com>
Date: Fri, 1 Oct 2010 20:27:27 +0000 (-0700)
Subject: MIPS: Octeon: Set dma_masks for octeon_mgmt device.
X-Git-Tag: firefly_0821_release~7613^2~3561^2~40
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f12990720c5f9bc156ab3e992d3a1c2f43d8d51a;p=firefly-linux-kernel-4.4.55.git

MIPS: Octeon: Set dma_masks for octeon_mgmt device.

This allows follow-on patches to dma mapping functions to work with
the octeon mgmt device..

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Patchwork: http://patchwork.linux-mips.org/patch/1632/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

diff --git a/arch/mips/cavium-octeon/octeon-platform.c b/arch/mips/cavium-octeon/octeon-platform.c
index 62ac30eef5e8..c32d40db6ba6 100644
--- a/arch/mips/cavium-octeon/octeon-platform.c
+++ b/arch/mips/cavium-octeon/octeon-platform.c
@@ -10,6 +10,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/i2c.h>
+#include <linux/dma-mapping.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
 
@@ -301,6 +302,10 @@ static int __init octeon_mgmt_device_init(void)
 			ret = -ENOMEM;
 			goto out;
 		}
+		/* No DMA restrictions */
+		pd->dev.coherent_dma_mask = DMA_BIT_MASK(64);
+		pd->dev.dma_mask = &pd->dev.coherent_dma_mask;
+
 		switch (port) {
 		case 0:
 			mgmt_port_resource.start = OCTEON_IRQ_MII0;