diff options
| author | Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> | 2026-04-29 15:26:13 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2026-06-23 12:08:51 -0500 |
| commit | 79a648209dadcc0f2ff0f27100fd79d1c890ccf8 (patch) | |
| tree | ccd2c2879dbfa6f91c85e54031880c232e303f6c /arch | |
| parent | 9f331c50b31fd03c7b9e36cc5790e81675a054f9 (diff) | |
| download | lwn-79a648209dadcc0f2ff0f27100fd79d1c890ccf8.tar.gz lwn-79a648209dadcc0f2ff0f27100fd79d1c890ccf8.zip | |
PCI: Make pci_sriov_resource_alignment() pci_dev const
pci_sriov_resource_alignment() inputs struct pci_dev which it should not
need to alter to calculate alignment.
Make pci_dev pci_sriov_resource_alignment() inputs const. It requires
making pci_iov_resource_size() input const as well.
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://patch.msgid.link/20260429122617.7324-8-ilpo.jarvinen@linux.intel.com
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/include/asm/machdep.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/pci-common.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci-sriov.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/setup.c | 2 |
5 files changed, 7 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index 3298eec123a3..256f9309bf4f 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -169,7 +169,7 @@ struct machdep_calls { #ifdef CONFIG_PCI_IOV void (*pcibios_fixup_sriov)(struct pci_dev *pdev); - resource_size_t (*pcibios_iov_resource_alignment)(struct pci_dev *, int resno); + resource_size_t (*pcibios_iov_resource_alignment)(const struct pci_dev *, int resno); int (*pcibios_sriov_enable)(struct pci_dev *pdev, u16 num_vfs); int (*pcibios_sriov_disable)(struct pci_dev *pdev); #endif /* CONFIG_PCI_IOV */ diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index 8efe95a0c4ff..3c4ca90e2ab7 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -254,7 +254,7 @@ resource_size_t pcibios_default_alignment(void) } #ifdef CONFIG_PCI_IOV -resource_size_t pcibios_iov_resource_alignment(struct pci_dev *pdev, int resno) +resource_size_t pcibios_iov_resource_alignment(const struct pci_dev *pdev, int resno) { if (ppc_md.pcibios_iov_resource_alignment) return ppc_md.pcibios_iov_resource_alignment(pdev, resno); diff --git a/arch/powerpc/platforms/powernv/pci-sriov.c b/arch/powerpc/platforms/powernv/pci-sriov.c index 7105a573aec4..8652078801f2 100644 --- a/arch/powerpc/platforms/powernv/pci-sriov.c +++ b/arch/powerpc/platforms/powernv/pci-sriov.c @@ -244,8 +244,8 @@ void pnv_pci_ioda_fixup_iov(struct pci_dev *pdev) } } -resource_size_t pnv_pci_iov_resource_alignment(struct pci_dev *pdev, - int resno) +resource_size_t pnv_pci_iov_resource_alignment(const struct pci_dev *pdev, + int resno) { resource_size_t align = pci_iov_resource_size(pdev, resno); struct pnv_phb *phb = pci_bus_to_pnvhb(pdev->bus); diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h index 032b2081aedb..3ac718d471c2 100644 --- a/arch/powerpc/platforms/powernv/pci.h +++ b/arch/powerpc/platforms/powernv/pci.h @@ -257,7 +257,8 @@ static inline struct pnv_iov_data *pnv_iov_get(const struct pci_dev *pdev) } void pnv_pci_ioda_fixup_iov(struct pci_dev *pdev); -resource_size_t pnv_pci_iov_resource_alignment(struct pci_dev *pdev, int resno); +resource_size_t pnv_pci_iov_resource_alignment(const struct pci_dev *pdev, + int resno); int pnv_pcibios_sriov_enable(struct pci_dev *pdev, u16 num_vfs); int pnv_pcibios_sriov_disable(struct pci_dev *pdev); diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index b670c6fdfcea..1223dc961242 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -789,7 +789,7 @@ static void pseries_pci_fixup_iov_resources(struct pci_dev *pdev) pseries_disable_sriov_resources(pdev); } -static resource_size_t pseries_pci_iov_resource_alignment(struct pci_dev *pdev, +static resource_size_t pseries_pci_iov_resource_alignment(const struct pci_dev *pdev, int resno) { const __be32 *reg; |