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tegra_hv: Use conftest to find if class_attribute function has const type arg

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Determine if struct class_attribute function has const type
"struct class_attribute" argument or not.

Modified the argument by change
commit 75a2d4226b5371 ("driver core: class: mark the struct class
for sysfs callbacks as constant") for Linux 6.3

Bug 4346767

Change-Id: I2a36025b23af80761faf1da406481731289eedd2
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3030734
(cherry picked from commit de4295cfa6)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3059278
Tested-by: Jonathan Hunter <jonathanh@nvidia.com>
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Laxman Dewangan
2023-12-08 06:37:09 +00:00
committed by mobile promotions
parent e997e8ae5a
commit 176a1bff8d
4 changed files with 22 additions and 10 deletions
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9
Makefile
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@@ -7,15 +7,6 @@ LINUXINCLUDE += -I$(srctree.nvidia-oot)/include
subdir-ccflags-y += -Werror
subdir-ccflags-y += -Wmissing-prototypes
LINUX_VERSION := $(shell expr $(VERSION) \* 256 + $(PATCHLEVEL))
LINUX_VERSION_6_4 := $(shell expr 6 \* 256 + 4)
# Changes done in Linux 6.4 onwards
ifeq ($(shell test $(LINUX_VERSION) -ge $(LINUX_VERSION_6_4); echo $$?),0)
# Argument on class attribute callback changed to constant type
subdir-ccflags-y += -DNV_CLASS_ATTRIBUTE_STRUCT_HAS_CONST_STRUCT_CLASS_ARG
endif
ifeq ($(CONFIG_TEGRA_VIRTUALIZATION),y)
subdir-ccflags-y += -DCONFIG_TEGRA_VIRTUALIZATION
endif