[PATCH] PCI: endpoint: Remove API devm_pci_epc_destroy()

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From: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>

Static devm_pci_epc_match() is only invoked by API devm_usb_put_phy(), and
the API has not had callers since 2017-04-10 when it was introduced.

Remove both the API and the static function.

Signed-off-by: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
---
 Documentation/PCI/endpoint/pci-endpoint.rst |  7 +++----
 drivers/pci/endpoint/pci-epc-core.c         | 25 -------------------------
 include/linux/pci-epc.h                     |  1 -
 3 files changed, 3 insertions(+), 30 deletions(-)

diff --git a/Documentation/PCI/endpoint/pci-endpoint.rst b/Documentation/PCI/endpoint/pci-endpoint.rst
index 35f82f2d45f5ef155b657e337e1eef51b85e68ac..599763aa01ca9d017b59c2c669be92a850e171c4 100644
--- a/Documentation/PCI/endpoint/pci-endpoint.rst
+++ b/Documentation/PCI/endpoint/pci-endpoint.rst
@@ -57,11 +57,10 @@ by the PCI controller driver.
    The PCI controller driver can then create a new EPC device by invoking
    devm_pci_epc_create()/pci_epc_create().
 
-* devm_pci_epc_destroy()/pci_epc_destroy()
+* pci_epc_destroy()
 
-   The PCI controller driver can destroy the EPC device created by either
-   devm_pci_epc_create() or pci_epc_create() using devm_pci_epc_destroy() or
-   pci_epc_destroy().
+   The PCI controller driver can destroy the EPC device created by
+   pci_epc_create() using pci_epc_destroy().
 
 * pci_epc_linkup()
 
diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c
index 9e9ca5f8e8f860a57d49ce62597b0f71ef6009ba..cf2e19b80551a2e02136a4411fc61b13e1556d7a 100644
--- a/drivers/pci/endpoint/pci-epc-core.c
+++ b/drivers/pci/endpoint/pci-epc-core.c
@@ -25,13 +25,6 @@ static void devm_pci_epc_release(struct device *dev, void *res)
 	pci_epc_destroy(epc);
 }
 
-static int devm_pci_epc_match(struct device *dev, void *res, void *match_data)
-{
-	struct pci_epc **epc = res;
-
-	return *epc == match_data;
-}
-
 /**
  * pci_epc_put() - release the PCI endpoint controller
  * @epc: epc returned by pci_epc_get()
@@ -931,24 +924,6 @@ void pci_epc_destroy(struct pci_epc *epc)
 }
 EXPORT_SYMBOL_GPL(pci_epc_destroy);
 
-/**
- * devm_pci_epc_destroy() - destroy the EPC device
- * @dev: device that wants to destroy the EPC
- * @epc: the EPC device that has to be destroyed
- *
- * Invoke to destroy the devres associated with this
- * pci_epc and destroy the EPC device.
- */
-void devm_pci_epc_destroy(struct device *dev, struct pci_epc *epc)
-{
-	int r;
-
-	r = devres_release(dev, devm_pci_epc_release, devm_pci_epc_match,
-			   epc);
-	dev_WARN_ONCE(dev, r, "couldn't find PCI EPC resource\n");
-}
-EXPORT_SYMBOL_GPL(devm_pci_epc_destroy);
-
 static void pci_epc_release(struct device *dev)
 {
 	kfree(to_pci_epc(dev));
diff --git a/include/linux/pci-epc.h b/include/linux/pci-epc.h
index e818e3fdcded95ca053db074eb75484a2876ea6b..82a26945d038d3e45e2bbbfe3c60b7ef647f247a 100644
--- a/include/linux/pci-epc.h
+++ b/include/linux/pci-epc.h
@@ -257,7 +257,6 @@ __devm_pci_epc_create(struct device *dev, const struct pci_epc_ops *ops,
 struct pci_epc *
 __pci_epc_create(struct device *dev, const struct pci_epc_ops *ops,
 		 struct module *owner);
-void devm_pci_epc_destroy(struct device *dev, struct pci_epc *epc);
 void pci_epc_destroy(struct pci_epc *epc);
 int pci_epc_add_epf(struct pci_epc *epc, struct pci_epf *epf,
 		    enum pci_epc_interface_type type);

---
base-commit: 2014c95afecee3e76ca4a56956a936e23283f05b
change-id: 20250210-remove_api-9cf1ea95901e

Best regards,
-- 
Zijun Hu <quic_zijuhu@xxxxxxxxxxx>





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