From c8d43cf08ab8c0b8829e67f7711bc72a3be6503f Mon Sep 17 00:00:00 2001 From: Alastair D'Silva Date: Thu, 28 Jun 2018 12:05:05 +0200 Subject: 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 Acked-by: Andrew Donnellan Signed-off-by: Michael Ellerman --- drivers/misc/cxl/pci.c | 3 --- drivers/misc/cxl/vphb.c | 16 ++-------------- 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 #include -#include #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); -- cgit v1.2.3