This website requires JavaScript.
About
Status
₊˚⊹Discord
Explore
Register
Sign in
Reference in a new issue
Blame
Copy permalink
Reference in a new issue
Copy permalink
kernel
/
linux
Star
0
Fork
You've already forked linux
0
mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/
synced
2026-11-08 18:57:22 +00:00
Code
Issues
Releases
Packages
Activity
v6.19
linux
/
drivers
/
resctrl
/
Kconfig
24 lines
609 B
Raw
Permalink
Normal View
History
arm_mpam: Add probe/remove for mpam msc driver and kbuild boiler plate Probing MPAM is convoluted. MSCs that are integrated with a CPU may only be accessible from those CPUs, and they may not be online. Touching the hardware early is pointless as MPAM can't be used until the system-wide common values for num_partid and num_pmg have been discovered. Start with driver probe/remove and mapping the MSC. Cc: Carl Worth <carl@os.amperecomputing.com> Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com> Reviewed-by: Fenghua Yu <fenghuay@nvidia.com> Reviewed-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com> Tested-by: Fenghua Yu <fenghuay@nvidia.com> Tested-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com> Tested-by: Peter Newman <peternewman@google.com> Tested-by: Carl Worth <carl@os.amperecomputing.com> Tested-by: Gavin Shan <gshan@redhat.com> Tested-by: Zeng Heng <zengheng4@huawei.com> Tested-by: Hanjun Guo <guohanjun@huawei.com> Signed-off-by: James Morse <james.morse@arm.com> Signed-off-by: Ben Horgan <ben.horgan@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2025-11-19 12:22:40 +00:00
arm_mpam: Add kunit test for bitmap reset The bitmap reset code has been a source of bugs. Add a unit test. This currently has to be built in, as the rest of the driver is builtin. Suggested-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: James Morse <james.morse@arm.com> Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com> Reviewed-by: Ben Horgan <ben.horgan@arm.com> Reviewed-by: Fenghua Yu <fenghuay@nvidia.com> Reviewed-by: Gavin Shan <gshan@redhat.com> Reviewed-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com> Tested-by: Fenghua Yu <fenghuay@nvidia.com> Tested-by: Carl Worth <carl@os.amperecomputing.com> Tested-by: Gavin Shan <gshan@redhat.com> Tested-by: Zeng Heng <zengheng4@huawei.com> Tested-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com> Tested-by: Hanjun Guo <guohanjun@huawei.com> Signed-off-by: Ben Horgan <ben.horgan@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2025-11-19 12:23:02 +00:00
arm_mpam: Add probe/remove for mpam msc driver and kbuild boiler plate Probing MPAM is convoluted. MSCs that are integrated with a CPU may only be accessible from those CPUs, and they may not be online. Touching the hardware early is pointless as MPAM can't be used until the system-wide common values for num_partid and num_pmg have been discovered. Start with driver probe/remove and mapping the MSC. Cc: Carl Worth <carl@os.amperecomputing.com> Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com> Reviewed-by: Fenghua Yu <fenghuay@nvidia.com> Reviewed-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com> Tested-by: Fenghua Yu <fenghuay@nvidia.com> Tested-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com> Tested-by: Peter Newman <peternewman@google.com> Tested-by: Carl Worth <carl@os.amperecomputing.com> Tested-by: Gavin Shan <gshan@redhat.com> Tested-by: Zeng Heng <zengheng4@huawei.com> Tested-by: Hanjun Guo <guohanjun@huawei.com> Signed-off-by: James Morse <james.morse@arm.com> Signed-off-by: Ben Horgan <ben.horgan@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2025-11-19 12:22:40 +00:00
