Add calls for PSeries platform to configure/deconfigure
SR-IOV.
Signed-off-by: Bryant G. Ly <bryantly@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Juan J. Alvarez <jjalvare@xxxxxxxxxx>
---
arch/powerpc/platforms/pseries/eeh_pseries.c | 24 +++++++++++++++++++++++
arch/powerpc/platforms/pseries/pci.c | 29 ++++++++++++++++++++++++----
2 files changed, 49 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c
index 6b812ad990e4..2295f117e2d3 100644
--- a/arch/powerpc/platforms/pseries/eeh_pseries.c
+++ b/arch/powerpc/platforms/pseries/eeh_pseries.c
@@ -55,6 +55,27 @@ static int ibm_get_config_addr_info;
static int ibm_get_config_addr_info2;
static int ibm_configure_pe;
+void pseries_pcibios_bus_add_device(struct pci_dev *pdev)
+{
+ struct pci_dn *pdn = pci_get_pdn(pdev);
+
+ if (!pdev->is_virtfn)
+ return;
+
+ pdn->device_id = pdev->device;
+ pdn->vendor_id = pdev->vendor;
+ pdn->class_code = pdev->class;
+
+ /*
+ * The following operations will fail if VF's sysfs files
+ * aren't created or its resources aren't finalized.
+ */
+ eeh_add_device_early(pdn);
+ eeh_add_device_late(pdev);
+ eeh_sysfs_add_device(pdev);
+
+}
+
/*
* Buffer for reporting slot-error-detail rtas calls. Its here
* in BSS, and not dynamically alloced, so that it ends up in
@@ -120,6 +141,9 @@ static int pseries_eeh_init(void)
/* Set EEH probe mode */
eeh_add_flag(EEH_PROBE_MODE_DEVTREE | EEH_ENABLE_IO_FOR_LOG);
+ /* Set EEH machine dependent code */
+ ppc_md.pcibios_bus_add_device = pseries_pcibios_bus_add_device;
+
return 0;
}
diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c
index 09eba5a9929a..14a90cf471cc 100644
--- a/arch/powerpc/platforms/pseries/pci.c
+++ b/arch/powerpc/platforms/pseries/pci.c
@@ -3,17 +3,17 @@
* Copyright (C) 2003 Anton Blanchard <anton@xxxxxxxxxx>, IBM
*
* pSeries specific routines for PCI.
- *
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
@@ -54,10 +54,26 @@ void pcibios_name_device(struct pci_dev *dev)
}
}
}
-}
+}
DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pcibios_name_device);
#endif
+#ifdef CONFIG_PCI_IOV
+int pseries_pcibios_sriov_enable(struct pci_dev *pdev, u16 num_vfs)
+{
+ /* Allocate PCI data */
+ add_dev_pci_data(pdev);
+ return 0;
+}
+
+int pseries_pcibios_sriov_disable(struct pci_dev *pdev)
+{
+ /* Release PCI data */
+ remove_dev_pci_data(pdev);
+ return 0;
+}
+#endif
+
static void __init pSeries_request_regions(void)
{
if (!isa_io_base)
@@ -76,6 +92,11 @@ void __init pSeries_final_fixup(void)
pSeries_request_regions();
eeh_addr_cache_build();
+
+#ifdef CONFIG_PCI_IOV
+ ppc_md.pcibios_sriov_enable = pseries_pcibios_sriov_enable;
+ ppc_md.pcibios_sriov_disable = pseries_pcibios_sriov_disable;
+#endif
}
/*
--
2.13.6 (Apple Git-96)
