diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2023-12-22 01:02:43 +0300 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2023-12-23 01:23:13 +0300 |
| commit | 69b789b64456093819f730b3f9c13a593a5485d9 (patch) | |
| tree | b65627946003d8aa47c818423e0826d02e2551bf /drivers/acpi | |
| parent | 6a954e94d038f41d79c4e04348c95774d1c9337d (diff) | |
| download | linux-69b789b64456093819f730b3f9c13a593a5485d9.tar.xz | |
acpi: numa: Create enum for memory_target access coordinates indexing
Create enums to provide named indexing for the access coordinate array.
This is in preparation for adding generic port support which will add a
third index in the array to keep the generic port attributes separate from
the memory attributes.
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://lore.kernel.org/r/170319616332.2212653.3872789279950567889.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/numa/hmat.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/acpi/numa/hmat.c b/drivers/acpi/numa/hmat.c index 83bc2b69401b..ca7aedfbb5f2 100644 --- a/drivers/acpi/numa/hmat.c +++ b/drivers/acpi/numa/hmat.c @@ -58,12 +58,18 @@ struct target_cache { struct node_cache_attrs cache_attrs; }; +enum { + NODE_ACCESS_CLASS_0 = 0, + NODE_ACCESS_CLASS_1, + NODE_ACCESS_CLASS_MAX, +}; + struct memory_target { struct list_head node; unsigned int memory_pxm; unsigned int processor_pxm; struct resource memregions; - struct access_coordinate coord[2]; + struct access_coordinate coord[NODE_ACCESS_CLASS_MAX]; struct list_head caches; struct node_cache_attrs cache_attrs; bool registered; @@ -339,10 +345,12 @@ static __init int hmat_parse_locality(union acpi_subtable_headers *header, if (mem_hier == ACPI_HMAT_MEMORY) { target = find_mem_target(targs[targ]); if (target && target->processor_pxm == inits[init]) { - hmat_update_target_access(target, type, value, 0); + hmat_update_target_access(target, type, value, + NODE_ACCESS_CLASS_0); /* If the node has a CPU, update access 1 */ if (node_state(pxm_to_node(inits[init]), N_CPU)) - hmat_update_target_access(target, type, value, 1); + hmat_update_target_access(target, type, value, + NODE_ACCESS_CLASS_1); } } } @@ -726,8 +734,8 @@ static void hmat_register_target(struct memory_target *target) if (!target->registered) { hmat_register_target_initiators(target); hmat_register_target_cache(target); - hmat_register_target_perf(target, 0); - hmat_register_target_perf(target, 1); + hmat_register_target_perf(target, NODE_ACCESS_CLASS_0); + hmat_register_target_perf(target, NODE_ACCESS_CLASS_1); target->registered = true; } mutex_unlock(&target_lock); |