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pci: epf: Fix build for pre-v5.15 Linux kernels

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Build the Tegra PCI EPF driver fails with Linux v5.14 because the
pci_epf_alloc/free_space() have the incorrect number of arguments.
The arguments to the pci_epf_alloc/free_space() functions were updated
in Linux v5.12 but the current Tegra PCI EPF driver assumes that they
were updating after Linux v5.14. Update the Tegra PCI EPF driver to
use the correct arguments for v5.12 onwards.

Bug 3820317

Change-Id: Ieba44bfc22e0f978a5ff227b6d07a6a56ad23f3b
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2791670
Reviewed-by: Nagarjuna Kristam <nkristam@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Jon Hunter
2022-10-13 19:07:38 +01:00
committed by mobile promotions
parent 47b127bd17
commit a600207e7d
1 changed files with 8 additions and 4 deletions
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12
drivers/pci/endpoint/functions/pci-epf-wrapper.h
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@@ -10,6 +10,14 @@
#include <linux/version.h>
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 12, 0))
#define lpci_epf_free_space(A, B, C) pci_epf_free_space(A, B, C, PRIMARY_INTERFACE)
#define lpci_epf_alloc_space(A, B, C, D) pci_epf_alloc_space(A, B, C, D, PRIMARY_INTERFACE)
#else
#define lpci_epf_free_space(A, B, C) pci_epf_free_space(A, B, C)
#define lpci_epf_alloc_space(A, B, C, D) pci_epf_alloc_space(A, B, C, D)
#endif
#if (LINUX_VERSION_CODE > KERNEL_VERSION(5, 14, 0))
#define lpci_epc_write_header(A, B, C) pci_epc_write_header(A, B, 0, C)
#define lpci_epc_raise_irq(A, B, C, D) pci_epc_raise_irq(A, B, 0, C, D)
@@ -17,8 +25,6 @@
#define lpci_epc_set_msi(A, B, C) pci_epc_set_msi(A, B, 0, C)
#define lpci_epc_set_bar(A, B, C) pci_epc_set_bar(A, B, 0, C)
#define lpci_epc_unmap_addr(A, B, C) pci_epc_unmap_addr(A, B, 0, C)
#define lpci_epf_free_space(A, B, C) pci_epf_free_space(A, B, C, PRIMARY_INTERFACE)
#define lpci_epf_alloc_space(A, B, C, D) pci_epf_alloc_space(A, B, C, D, PRIMARY_INTERFACE)
#else
#define lpci_epc_write_header(A, B, C) pci_epc_write_header(A, B, C)
#define lpci_epc_raise_irq(A, B, C, D) pci_epc_raise_irq(A, B, C, D)
@@ -26,8 +32,6 @@
#define lpci_epc_set_msi(A, B, C) pci_epc_set_msi(A, B, C)
#define lpci_epc_set_bar(A, B, C) pci_epc_set_bar(A, B, C)
#define lpci_epc_unmap_addr(A, B, C) pci_epc_unmap_addr(A, B, C)
#define lpci_epf_free_space(A, B, C) pci_epf_free_space(A, B, C)
#define lpci_epf_alloc_space(A, B, C, D) pci_epf_alloc_space(A, B, C, D)
#endif /* LINUX_VERSION_CODE */
#endif /* PCI_EPF_WRAPPER_H */