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authorAlastair D'Silva <alastair@d-silva.org>2018-06-28 12:05:05 +0200
committerMichael Ellerman <mpe@ellerman.id.au>2018-07-02 15:54:32 +0200
commitc8d43cf08ab8c0b8829e67f7711bc72a3be6503f (patch)
tree6f26f8e2fe65aedabeb2b5fb540abbe480d4efd5 /drivers/misc/cxl
parentRevert "cxl: Add cxl_check_and_switch_mode() API to switch bi-modal cards" (diff)
downloadlinux-c8d43cf08ab8c0b8829e67f7711bc72a3be6503f.tar.xz
linux-c8d43cf08ab8c0b8829e67f7711bc72a3be6503f.zip
Revert "cxl: Add support for using the kernel API with a real PHB"
Remove abandonned capi support for the Mellanox CX4. This reverts commit 317f5ef1b363417b6f1e93b90dfd2ffd6be6e867. Signed-off-by: Alastair D'Silva <alastair@d-silva.org> Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers/misc/cxl')
-rw-r--r--drivers/misc/cxl/pci.c3
-rw-r--r--drivers/misc/cxl/vphb.c16
2 files changed, 2 insertions, 17 deletions
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index 9c5a21fee835..193ff22f610b 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -1886,9 +1886,6 @@ static int cxl_probe(struct pci_dev *dev, const struct pci_device_id *id)
dev_err(&dev->dev, "AFU %i failed to start: %i\n", slice, rc);
}
- if (pnv_pci_on_cxl_phb(dev) && adapter->slices >= 1)
- pnv_cxl_phb_set_peer_afu(dev, adapter->afu[0]);
-
return 0;
}
diff --git a/drivers/misc/cxl/vphb.c b/drivers/misc/cxl/vphb.c
index 7fd0bdc1436a..1a99c9c7a6fb 100644
--- a/drivers/misc/cxl/vphb.c
+++ b/drivers/misc/cxl/vphb.c
@@ -9,7 +9,6 @@
#include <linux/pci.h>
#include <misc/cxl.h>
-#include <asm/pnv-pci.h>
#include "cxl.h"
static int cxl_dma_set_mask(struct pci_dev *pdev, u64 dma_mask)
@@ -284,18 +283,13 @@ void cxl_pci_vphb_remove(struct cxl_afu *afu)
*/
}
-static bool _cxl_pci_is_vphb_device(struct pci_controller *phb)
-{
- return (phb->ops == &cxl_pcie_pci_ops);
-}
-
bool cxl_pci_is_vphb_device(struct pci_dev *dev)
{
struct pci_controller *phb;
phb = pci_bus_to_host(dev->bus);
- return _cxl_pci_is_vphb_device(phb);
+ return (phb->ops == &cxl_pcie_pci_ops);
}
struct cxl_afu *cxl_pci_to_afu(struct pci_dev *dev)
@@ -304,13 +298,7 @@ struct cxl_afu *cxl_pci_to_afu(struct pci_dev *dev)
phb = pci_bus_to_host(dev->bus);
- if (_cxl_pci_is_vphb_device(phb))
- return (struct cxl_afu *)phb->private_data;
-
- if (pnv_pci_on_cxl_phb(dev))
- return pnv_cxl_phb_to_afu(phb);
-
- return ERR_PTR(-ENODEV);
+ return (struct cxl_afu *)phb->private_data;
}
EXPORT_SYMBOL_GPL(cxl_pci_to_afu);