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acpi/hmat: Remove now unused hmat_update_target_coordinates()

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Remove deadcode since CXL no longer calls hmat_update_target_coordinates().

Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Link: https://patch.msgid.link/20250829222907.1290912-5-dave.jiang@intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
This commit is contained in:
Dave Jiang
2025-08-29 15:29:07 -07:00
parent 2e454fb805
commit e99ecbc4c8
4 changed files with 0 additions and 48 deletions
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28
drivers/acpi/numa/hmat.c
View File

@@ -367,34 +367,6 @@ static void hmat_update_target_access(struct memory_target *target,
}
}
int hmat_update_target_coordinates(int nid, struct access_coordinate *coord,
enum access_coordinate_class access)
{
struct memory_target *target;
int pxm;
if (nid == NUMA_NO_NODE)
return -EINVAL;
pxm = node_to_pxm(nid);
guard(mutex)(&target_lock);
target = find_mem_target(pxm);
if (!target)
return -ENODEV;
hmat_update_target_access(target, ACPI_HMAT_READ_LATENCY,
coord->read_latency, access);
hmat_update_target_access(target, ACPI_HMAT_WRITE_LATENCY,
coord->write_latency, access);
hmat_update_target_access(target, ACPI_HMAT_READ_BANDWIDTH,
coord->read_bandwidth, access);
hmat_update_target_access(target, ACPI_HMAT_WRITE_BANDWIDTH,
coord->write_bandwidth, access);
return 0;
}
EXPORT_SYMBOL_GPL(hmat_update_target_coordinates);
static __init void hmat_add_locality(struct acpi_hmat_locality *hmat_loc)
{
struct memory_locality *loc;

6
drivers/cxl/core/cdat.c
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@@ -1075,9 +1075,3 @@ void cxl_region_perf_data_calculate(struct cxl_region *cxlr,
cxlr->coord[i].write_bandwidth += perf->coord[i].write_bandwidth;
}
}
int cxl_update_hmat_access_coordinates(int nid, struct cxl_region *cxlr,
enum access_coordinate_class access)
{
return hmat_update_target_coordinates(nid, &cxlr->coord[access], access);
}

2
drivers/cxl/core/core.h
View File

@@ -137,8 +137,6 @@ enum cxl_poison_trace_type {
long cxl_pci_get_latency(struct pci_dev *pdev);
int cxl_pci_get_bandwidth(struct pci_dev *pdev, struct access_coordinate *c);
int cxl_update_hmat_access_coordinates(int nid, struct cxl_region *cxlr,
enum access_coordinate_class access);
int cxl_port_get_switch_dport_bandwidth(struct cxl_port *port,
struct access_coordinate *c);

12
include/linux/acpi.h
View File

@@ -1595,18 +1595,6 @@ static inline void acpi_use_parent_companion(struct device *dev)
ACPI_COMPANION_SET(dev, ACPI_COMPANION(dev->parent));
}
#ifdef CONFIG_ACPI_HMAT
int hmat_update_target_coordinates(int nid, struct access_coordinate *coord,
enum access_coordinate_class access);
#else
static inline int hmat_update_target_coordinates(int nid,
struct access_coordinate *coord,
enum access_coordinate_class access)
{
return -EOPNOTSUPP;
}
#endif
#ifdef CONFIG_ACPI_NUMA
bool acpi_node_backed_by_real_pxm(int nid);
#else