Update Linux to v5.10.109

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz

Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/pci/ecam.c b/drivers/pci/ecam.c
index 1a81af0..b54d32a 100644
--- a/drivers/pci/ecam.c
+++ b/drivers/pci/ecam.c
@@ -26,7 +26,7 @@
  */
 struct pci_config_window *pci_ecam_create(struct device *dev,
 		struct resource *cfgres, struct resource *busr,
-		struct pci_ecam_ops *ops)
+		const struct pci_ecam_ops *ops)
 {
 	struct pci_config_window *cfg;
 	unsigned int bus_range, bus_range_max, bsz;
@@ -101,6 +101,7 @@
 	pci_ecam_free(cfg);
 	return ERR_PTR(err);
 }
+EXPORT_SYMBOL_GPL(pci_ecam_create);
 
 void pci_ecam_free(struct pci_config_window *cfg)
 {
@@ -121,6 +122,7 @@
 		release_resource(&cfg->res);
 	kfree(cfg);
 }
+EXPORT_SYMBOL_GPL(pci_ecam_free);
 
 /*
  * Function to implement the pci_ops ->map_bus method
@@ -143,9 +145,10 @@
 		base = cfg->win + (busn << cfg->ops->bus_shift);
 	return base + (devfn << devfn_shift) + where;
 }
+EXPORT_SYMBOL_GPL(pci_ecam_map_bus);
 
 /* ECAM ops */
-struct pci_ecam_ops pci_generic_ecam_ops = {
+const struct pci_ecam_ops pci_generic_ecam_ops = {
 	.bus_shift	= 20,
 	.pci_ops	= {
 		.map_bus	= pci_ecam_map_bus,
@@ -153,10 +156,11 @@
 		.write		= pci_generic_config_write,
 	}
 };
+EXPORT_SYMBOL_GPL(pci_generic_ecam_ops);
 
 #if defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS)
 /* ECAM ops for 32-bit access only (non-compliant) */
-struct pci_ecam_ops pci_32b_ops = {
+const struct pci_ecam_ops pci_32b_ops = {
 	.bus_shift	= 20,
 	.pci_ops	= {
 		.map_bus	= pci_ecam_map_bus,
@@ -164,4 +168,14 @@
 		.write		= pci_generic_config_write32,
 	}
 };
+
+/* ECAM ops for 32-bit read only (non-compliant) */
+const struct pci_ecam_ops pci_32b_read_ops = {
+	.bus_shift	= 20,
+	.pci_ops	= {
+		.map_bus	= pci_ecam_map_bus,
+		.read		= pci_generic_config_read32,
+		.write		= pci_generic_config_write,
+	}
+};
 #endif