From e6340361f9c70e84312caed98c6e058ac6234e9b Mon Sep 17 00:00:00 2001
From: Michael Buesch <mb@bu3sch.de>
Date: Thu, 12 Jun 2008 15:33:13 +0200
Subject: [PATCH] ssb: Fix coherent DMA mask for PCI devices
This fixes setting the coherent DMA mask for PCI devices.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/ssb/main.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index 7cf8851286b5..d184f2aea78d 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -1168,15 +1168,21 @@ EXPORT_SYMBOL(ssb_dma_translation);
int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask)
{
struct device *dma_dev = ssb_dev->dma_dev;
+ int err = 0;
#ifdef CONFIG_SSB_PCIHOST
- if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI)
- return dma_set_mask(dma_dev, mask);
+ if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI) {
+ err = pci_set_dma_mask(ssb_dev->bus->host_pci, mask);
+ if (err)
+ return err;
+ err = pci_set_consistent_dma_mask(ssb_dev->bus->host_pci, mask);
+ return err;
+ }
#endif
dma_dev->coherent_dma_mask = mask;
dma_dev->dma_mask = &dma_dev->coherent_dma_mask;
- return 0;
+ return err;
}
EXPORT_SYMBOL(ssb_dma_set_mask);