pds_core: use pci_reset_function for health reset

We get the benefit of all the PCI reset locking and recovery if we use the existing pci_reset_function() that will call our local reset handlers. Reviewed-by: Brett Creeley <[email protected]> Signed-off-by: Shannon Nelson <[email protected]> Signed-off-by: David S. Miller <[email protected]>
ddstreet · Feb 19, 2024 · 2cbab3c · 2cbab3c
1 parent 2dac60e
commit 2cbab3c
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Showing 3 changed files with 5 additions and 8 deletions.
diff --git a/drivers/net/ethernet/amd/pds_core/core.c b/drivers/net/ethernet/amd/pds_core/core.c
@@ -607,8 +607,7 @@ static void pdsc_check_pci_health(struct pdsc *pdsc)
 	if (fw_status != PDS_RC_BAD_PCI)
 		return;
 
-	pdsc_reset_prepare(pdsc->pdev);
-	pdsc_reset_done(pdsc->pdev);
+	pci_reset_function(pdsc->pdev);
 }
 
 void pdsc_health_thread(struct work_struct *work)

diff --git a/drivers/net/ethernet/amd/pds_core/core.h b/drivers/net/ethernet/amd/pds_core/core.h
@@ -284,9 +284,6 @@ int pdsc_devcmd_reset(struct pdsc *pdsc);
 int pdsc_dev_init(struct pdsc *pdsc);
 void pdsc_dev_uninit(struct pdsc *pdsc);
 
-void pdsc_reset_prepare(struct pci_dev *pdev);
-void pdsc_reset_done(struct pci_dev *pdev);
-
 int pdsc_intr_alloc(struct pdsc *pdsc, char *name,
 		    irq_handler_t handler, void *data);
 void pdsc_intr_free(struct pdsc *pdsc, int index);

diff --git a/drivers/net/ethernet/amd/pds_core/main.c b/drivers/net/ethernet/amd/pds_core/main.c
@@ -469,7 +469,7 @@ static void pdsc_restart_health_thread(struct pdsc *pdsc)
 	mod_timer(&pdsc->wdtimer, jiffies + 1);
 }
 
-void pdsc_reset_prepare(struct pci_dev *pdev)
+static void pdsc_reset_prepare(struct pci_dev *pdev)
 {
 	struct pdsc *pdsc = pci_get_drvdata(pdev);
 
@@ -486,10 +486,11 @@ void pdsc_reset_prepare(struct pci_dev *pdev)
 
 	pdsc_unmap_bars(pdsc);
 	pci_release_regions(pdev);
-	pci_disable_device(pdev);
+	if (pci_is_enabled(pdev))
+		pci_disable_device(pdev);
 }
 
-void pdsc_reset_done(struct pci_dev *pdev)
+static void pdsc_reset_done(struct pci_dev *pdev)
 {
 	struct pdsc *pdsc = pci_get_drvdata(pdev);
 	struct device *dev = pdsc->dev;