PCI: endpoint: Remove features member in struct pci_epc

Since EPC features are now implemented using pci_epc_features and
all the EPC drivers are moved to using pci_epc_features, remove
features member in struct pci_epc and all the helper macros for
configuring the features.
Tested-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>

include/linux/pci-epc.h

@@ -99,7 +99,6 @@ struct pci_epc {
 	struct config_group		*group;
 	/* spinlock to protect against concurrent access of EP controller */
 	spinlock_t			lock;
-	unsigned int			features;
 };
 
 /**
@@ -120,14 +119,6 @@ struct pci_epc_features {
 	u64	bar_fixed_size[BAR_5 + 1];
 };
 
-#define EPC_FEATURE_NO_LINKUP_NOTIFIER		BIT(0)
-#define EPC_FEATURE_BAR_MASK			(BIT(1) | BIT(2) | BIT(3))
-#define EPC_FEATURE_MSIX_AVAILABLE		BIT(4)
-#define EPC_FEATURE_SET_BAR(features, bar)	\
-		(features |= (EPC_FEATURE_BAR_MASK & (bar << 1)))
-#define EPC_FEATURE_GET_BAR(features)		\
-		((features & EPC_FEATURE_BAR_MASK) >> 1)
-
 #define to_pci_epc(device) container_of((device), struct pci_epc, dev)
 
 #define pci_epc_create(dev, ops)    \