MIPS: SGI-IP22: provide missing dma_mask/coherent_dma_mask

Set dma_masks for SGIWD93 and SGISEEQ otherwise DMA allocations fails
and causes not working SCSI/ethernet.

Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/mips/sgi-ip22/ip22-platform.c b/arch/mips/sgi-ip22/ip22-platform.c
index 37ad26716579..0b2002e02a47 100644
--- a/arch/mips/sgi-ip22/ip22-platform.c
+++ b/arch/mips/sgi-ip22/ip22-platform.c
@@ -3,6 +3,7 @@
 #include <linux/if_ether.h>
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/paccess.h>
 #include <asm/sgi/ip22.h>
@@ -25,6 +26,8 @@ static struct sgiwd93_platform_data sgiwd93_0_pd = {
         .irq    = SGI_WD93_0_IRQ,
 };
 
+static u64 sgiwd93_0_dma_mask = DMA_BIT_MASK(32);
+
 static struct platform_device sgiwd93_0_device = {
         .name           = "sgiwd93",
         .id             = 0,
@@ -32,6 +35,8 @@ static struct platform_device sgiwd93_0_device = {
         .resource       = sgiwd93_0_resources,
         .dev = {
                 .platform_data = &sgiwd93_0_pd,
+                .dma_mask = &sgiwd93_0_dma_mask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
         },
 };
 
@@ -49,6 +54,8 @@ static struct sgiwd93_platform_data sgiwd93_1_pd = {
         .irq    = SGI_WD93_1_IRQ,
 };
 
+static u64 sgiwd93_1_dma_mask = DMA_BIT_MASK(32);
+
 static struct platform_device sgiwd93_1_device = {
         .name           = "sgiwd93",
         .id             = 1,
@@ -56,6 +63,8 @@ static struct platform_device sgiwd93_1_device = {
         .resource       = sgiwd93_1_resources,
         .dev = {
                 .platform_data = &sgiwd93_1_pd,
+                .dma_mask = &sgiwd93_1_dma_mask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
         },
 };
 
@@ -96,6 +105,8 @@ static struct resource sgiseeq_0_resources[] = {
 
 static struct sgiseeq_platform_data eth0_pd;
 
+static u64 sgiseeq_dma_mask = DMA_BIT_MASK(32);
+
 static struct platform_device eth0_device = {
         .name           = "sgiseeq",
         .id             = 0,
@@ -103,6 +114,8 @@ static struct platform_device eth0_device = {
         .resource       = sgiseeq_0_resources,
         .dev = {
                 .platform_data = &eth0_pd,
+                .dma_mask = &sgiseeq_dma_mask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
         },
 };