RDMA/cxgb4: Add Support for Chelsio T5 adapter
Adds support for Chelsio T5 adapter.
Enables T5's Write Combining feature.
Signed-off-by: Vipul Pandya <vipul@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c
index e084fdc..7e94c9a 100644
--- a/drivers/infiniband/hw/cxgb4/provider.c
+++ b/drivers/infiniband/hw/cxgb4/provider.c
@@ -162,8 +162,14 @@
*/
if (addr >= rdev->oc_mw_pa)
vma->vm_page_prot = t4_pgprot_wc(vma->vm_page_prot);
- else
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ else {
+ if (is_t5(rdev->lldi.adapter_type))
+ vma->vm_page_prot =
+ t4_pgprot_wc(vma->vm_page_prot);
+ else
+ vma->vm_page_prot =
+ pgprot_noncached(vma->vm_page_prot);
+ }
ret = io_remap_pfn_range(vma, vma->vm_start,
addr >> PAGE_SHIFT,
len, vma->vm_page_prot);
@@ -263,7 +269,7 @@
dev = to_c4iw_dev(ibdev);
memset(props, 0, sizeof *props);
memcpy(&props->sys_image_guid, dev->rdev.lldi.ports[0]->dev_addr, 6);
- props->hw_ver = dev->rdev.lldi.adapter_type;
+ props->hw_ver = CHELSIO_CHIP_RELEASE(dev->rdev.lldi.adapter_type);
props->fw_ver = dev->rdev.lldi.fw_vers;
props->device_cap_flags = dev->device_cap_flags;
props->page_size_cap = T4_PAGESIZE_MASK;
@@ -346,7 +352,8 @@
struct c4iw_dev *c4iw_dev = container_of(dev, struct c4iw_dev,
ibdev.dev);
PDBG("%s dev 0x%p\n", __func__, dev);
- return sprintf(buf, "%d\n", c4iw_dev->rdev.lldi.adapter_type);
+ return sprintf(buf, "%d\n",
+ CHELSIO_CHIP_RELEASE(c4iw_dev->rdev.lldi.adapter_type));
}
static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,