linux-kernel - [PATCH v4 07/10] ntb: idt: Replace deprecated PCI functions

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Message-ID: <20241016124136.41540-8-pstanner@redhat.com>
Date: Wed, 16 Oct 2024 14:41:29 +0200
From: Philipp Stanner <pstanner@...hat.com>
To: Jonathan Corbet <corbet@....net>,
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Subject: [PATCH v4 07/10] ntb: idt: Replace deprecated PCI functions

pcim_iomap_table() and pcim_iomap_regions_request_all() have been
deprecated by the PCI subsystem in commit e354bb84a4c1 ("PCI: Deprecate
pcim_iomap_table(), pcim_iomap_regions_request_all()").

Replace these functions with their successors, pcim_iomap() and
pcim_request_all_regions().

Signed-off-by: Philipp Stanner <pstanner@...hat.com>
Acked-by: Serge Semin <fancer.lancer@...il.com>
---
 drivers/ntb/hw/idt/ntb_hw_idt.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/ntb/hw/idt/ntb_hw_idt.c b/drivers/ntb/hw/idt/ntb_hw_idt.c
index 6fc9dfe82474..544d8a4d2af5 100644
--- a/drivers/ntb/hw/idt/ntb_hw_idt.c
+++ b/drivers/ntb/hw/idt/ntb_hw_idt.c
@@ -2671,15 +2671,20 @@ static int idt_init_pci(struct idt_ntb_dev *ndev)
 	 */
 	pci_set_master(pdev);
 
-	/* Request all BARs resources and map BAR0 only */
-	ret = pcim_iomap_regions_request_all(pdev, 1, NTB_NAME);
+	/* Request all BARs resources */
+	ret = pcim_request_all_regions(pdev, NTB_NAME);
 	if (ret != 0) {
 		dev_err(&pdev->dev, "Failed to request resources\n");
 		goto err_clear_master;
 	}
 
-	/* Retrieve virtual address of BAR0 - PCI configuration space */
-	ndev->cfgspc = pcim_iomap_table(pdev)[0];
+	/* ioremap BAR0 - PCI configuration space */
+	ndev->cfgspc = pcim_iomap(pdev, 0, 0);
+	if (!ndev->cfgspc) {
+		dev_err(&pdev->dev, "Failed to ioremap BAR 0\n");
+		ret = -ENOMEM;
+		goto err_clear_master;
+	}
 
 	/* Put the IDT driver data pointer to the PCI-device private pointer */
 	pci_set_drvdata(pdev, ndev);
-- 
2.47.0