[PATCH v3 1/5] s390/pci: stash version in the zpci_dev

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In preparation for passing the info on to vfio-pci devices, stash the
supported PCI version for the target device in the zpci_dev.

Signed-off-by: Matthew Rosato <mjrosato@xxxxxxxxxxxxx>
Acked-by: Niklas Schnelle <schnelle@xxxxxxxxxxxxx>
Acked-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Acked-by: Cornelia Huck <cohuck@xxxxxxxxxx>
---
 arch/s390/include/asm/pci.h | 1 +
 arch/s390/pci/pci_clp.c     | 1 +
 2 files changed, 2 insertions(+)

diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h
index 99b92c3..882e233 100644
--- a/arch/s390/include/asm/pci.h
+++ b/arch/s390/include/asm/pci.h
@@ -179,6 +179,7 @@ struct zpci_dev {
 	atomic64_t mapped_pages;
 	atomic64_t unmapped_pages;
 
+	u8		version;
 	enum pci_bus_speed max_bus_speed;
 
 	struct dentry	*debugfs_dev;
diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c
index 7e735f4..48bf316 100644
--- a/arch/s390/pci/pci_clp.c
+++ b/arch/s390/pci/pci_clp.c
@@ -102,6 +102,7 @@ static void clp_store_query_pci_fngrp(struct zpci_dev *zdev,
 	zdev->msi_addr = response->msia;
 	zdev->max_msi = response->noi;
 	zdev->fmb_update = response->mui;
+	zdev->version = response->version;
 
 	switch (response->version) {
 	case 1:
-- 
1.8.3.1




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