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[net-next,v4,3/4] stmmac: Remove pcim_* functions for driver detach

Message ID 20250226085208.97891-4-phasta@kernel.org (mailing list archive)
State New
Delegated to: Netdev Maintainers
Headers show
Series stmmac: Several PCI-related improvements | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers warning 1 maintainers not CCed: fancer.lancer@gmail.com
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 42 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 5 this patch: 5
netdev/source_inline success Was 0 now: 0

Commit Message

Philipp Stanner Feb. 26, 2025, 8:52 a.m. UTC 
Functions prefixed with "pcim_" are managed devres functions which
perform automatic cleanup once the driver unloads. It is, thus, not
necessary to call any cleanup functions in remove() callbacks.

Remove the pcim_ cleanup function calls in the remove() callbacks.

Signed-off-by: Philipp Stanner <phasta@kernel.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Yanteng Si <si.yanteng@linux.dev>
Tested-by: Henry Chen <chenx97@aosc.io>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c |  8 --------
 drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c     | 12 +-----------
 2 files changed, 1 insertion(+), 19 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
index e2959ac5c1ca..5d7746d787ac 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c
@@ -603,7 +603,6 @@  static void loongson_dwmac_remove(struct pci_dev *pdev)
 	struct net_device *ndev = dev_get_drvdata(&pdev->dev);
 	struct stmmac_priv *priv = netdev_priv(ndev);
 	struct loongson_data *ld;
-	int i;
 
 	ld = priv->plat->bsp_priv;
 	stmmac_dvr_remove(&pdev->dev);
@@ -614,13 +613,6 @@  static void loongson_dwmac_remove(struct pci_dev *pdev)
 	if (ld->loongson_id == DWMAC_CORE_LS_MULTICHAN)
 		loongson_dwmac_msi_clear(pdev);
 
-	for (i = 0; i < PCI_STD_NUM_BARS; i++) {
-		if (pci_resource_len(pdev, i) == 0)
-			continue;
-		pcim_iounmap_regions(pdev, BIT(i));
-		break;
-	}
-
 	pci_disable_device(pdev);
 }
 
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index 352b01678c22..1637c8139b9d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -226,21 +226,11 @@  static int stmmac_pci_probe(struct pci_dev *pdev,
  * stmmac_pci_remove
  *
  * @pdev: platform device pointer
- * Description: this function calls the main to free the net resources
- * and releases the PCI resources.
+ * Description: this function calls the main to free the net resources.
  */
 static void stmmac_pci_remove(struct pci_dev *pdev)
 {
-	int i;
-
 	stmmac_dvr_remove(&pdev->dev);
-
-	for (i = 0; i < PCI_STD_NUM_BARS; i++) {
-		if (pci_resource_len(pdev, i) == 0)
-			continue;
-		pcim_iounmap_regions(pdev, BIT(i));
-		break;
-	}
 }
 
 static int __maybe_unused stmmac_pci_suspend(struct device *dev)