linux-kernel - [PATCH] spi: Replace deprecated PCI functions

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20241024140426.157444-2-pstanner@redhat.com>
Date: Thu, 24 Oct 2024 16:04:27 +0200
From: Philipp Stanner <pstanner@...hat.com>
To: Mark Brown <broonie@...nel.org>,
	Yinbo Zhu <zhuyinbo@...ngson.cn>,
	Daniel Mack <daniel@...que.org>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Robert Jarzmik <robert.jarzmik@...e.fr>
Cc: linux-spi@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Philipp Stanner <pstanner@...hat.com>
Subject: [PATCH] spi: Replace deprecated PCI functions

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

Replace these functions with pcim_iomap_region().

Signed-off-by: Philipp Stanner <pstanner@...hat.com>
---
 drivers/spi/spi-dw-pci.c       | 9 ++++-----
 drivers/spi/spi-loongson-pci.c | 5 ++---
 drivers/spi/spi-pxa2xx-pci.c   | 8 +++-----
 3 files changed, 9 insertions(+), 13 deletions(-)

diff --git a/drivers/spi/spi-dw-pci.c b/drivers/spi/spi-dw-pci.c
index 7c8279d13f31..6b8cc26e06f8 100644
--- a/drivers/spi/spi-dw-pci.c
+++ b/drivers/spi/spi-dw-pci.c
@@ -98,15 +98,14 @@ static int dw_spi_pci_probe(struct pci_dev *pdev, const struct pci_device_id *en
 	dws->paddr = pci_resource_start(pdev, pci_bar);
 	pci_set_master(pdev);
 
-	ret = pcim_iomap_regions(pdev, 1 << pci_bar, pci_name(pdev));
-	if (ret)
-		return ret;
-
 	ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);
 	if (ret < 0)
 		return ret;
 
-	dws->regs = pcim_iomap_table(pdev)[pci_bar];
+	dws->regs = pcim_iomap_region(pdev, pci_bar, pci_name(pdev));
+	if (IS_ERR(dws->regs))
+		return PTR_ERR(dws->regs);
+
 	dws->irq = pci_irq_vector(pdev, 0);
 
 	/*
diff --git a/drivers/spi/spi-loongson-pci.c b/drivers/spi/spi-loongson-pci.c
index 134cda0c13a5..892cf1eba1cf 100644
--- a/drivers/spi/spi-loongson-pci.c
+++ b/drivers/spi/spi-loongson-pci.c
@@ -19,12 +19,11 @@ static int loongson_spi_pci_register(struct pci_dev *pdev,
 	if (ret < 0)
 		return dev_err_probe(dev, ret, "cannot enable pci device\n");
 
-	ret = pcim_iomap_regions(pdev, BIT(pci_bar), pci_name(pdev));
+	reg_base = pcim_iomap_region(pdev, pci_bar, pci_name(pdev));
+	ret = PTR_ERR_OR_ZERO(reg_base);
 	if (ret)
 		return dev_err_probe(dev, ret, "failed to request and remap memory\n");
 
-	reg_base = pcim_iomap_table(pdev)[pci_bar];
-
 	ret = loongson_spi_init_controller(dev, reg_base);
 	if (ret)
 		return dev_err_probe(dev, ret, "failed to initialize controller\n");
diff --git a/drivers/spi/spi-pxa2xx-pci.c b/drivers/spi/spi-pxa2xx-pci.c
index cc8dcf782399..e51c1b492283 100644
--- a/drivers/spi/spi-pxa2xx-pci.c
+++ b/drivers/spi/spi-pxa2xx-pci.c
@@ -273,10 +273,6 @@ static int pxa2xx_spi_pci_probe(struct pci_dev *dev,
 	if (ret)
 		return ret;
 
-	ret = pcim_iomap_regions(dev, 1 << 0, "PXA2xx SPI");
-	if (ret)
-		return ret;
-
 	pdata = devm_kzalloc(&dev->dev, sizeof(*pdata), GFP_KERNEL);
 	if (!pdata)
 		return -ENOMEM;
@@ -284,7 +280,9 @@ static int pxa2xx_spi_pci_probe(struct pci_dev *dev,
 	ssp = &pdata->ssp;
 	ssp->dev = &dev->dev;
 	ssp->phys_base = pci_resource_start(dev, 0);
-	ssp->mmio_base = pcim_iomap_table(dev)[0];
+	ssp->mmio_base = pcim_iomap_region(dev, 0, "PXA2xx SPI");
+	if (IS_ERR(ssp->mmio_base))
+		return PTR_ERR(ssp->mmio_base);
 
 	info = (struct pxa_spi_info *)ent->driver_data;
 	ret = info->setup(dev, pdata);
-- 
2.47.0