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Merge branches 'acpi-cppc' and 'acpi-dptf'

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Merge new ACPI CPPC driver updates and new Raptor Lake DPTF device
IDs for 5.17-rc1.

* acpi-cppc:
  ACPI: CPPC: Drop redundant local variable from cpc_read()
  ACPI: CPPC: Fix up I/O port access in cpc_read()

* acpi-dptf:
  ACPI: DPTF: Support Raptor Lake
This commit is contained in:
Rafael J. Wysocki 2022-01-21 20:05:34 +01:00
commit f6f02040e0
5 changed files with 16 additions and 5 deletions
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11
drivers/acpi/cppc_acpi.c
View File

@ -915,30 +915,31 @@ int __weak cpc_write_ffh(int cpunum, struct cpc_reg *reg, u64 val)
static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)
{
int ret_val = 0;
void __iomem *vaddr = NULL;
int pcc_ss_id = per_cpu(cpu_pcc_subspace_idx, cpu);
struct cpc_reg *reg = &reg_res->cpc_entry.reg;
if (reg_res->type == ACPI_TYPE_INTEGER) {
*val = reg_res->cpc_entry.int_value;
return ret_val;
return 0;
}
*val = 0;
if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) {
u32 width = 8 << (reg->access_width - 1);
u32 val_u32;
acpi_status status;
status = acpi_os_read_port((acpi_io_address)reg->address,
(u32 *)val, width);
&val_u32, width);
if (ACPI_FAILURE(status)) {
pr_debug("Error: Failed to read SystemIO port %llx\n",
reg->address);
return -EFAULT;
}
*val = val_u32;
return 0;
} else if (reg->space_id == ACPI_ADR_SPACE_PLATFORM_COMM && pcc_ss_id >= 0)
vaddr = GET_PCC_VADDR(reg->address, pcc_ss_id);
@ -966,10 +967,10 @@ static int cpc_read(int cpu, struct cpc_register_resource *reg_res, u64 *val)
default:
pr_debug("Error: Cannot read %u bit width from PCC for ss: %d\n",
reg->bit_width, pcc_ss_id);
ret_val = -EFAULT;
return -EFAULT;
}
return ret_val;
return 0;
}
static int cpc_write(int cpu, struct cpc_register_resource *reg_res, u64 val)

1
drivers/acpi/dptf/dptf_pch_fivr.c
View File

@ -151,6 +151,7 @@ static int pch_fivr_remove(struct platform_device *pdev)
static const struct acpi_device_id pch_fivr_device_ids[] = {
{"INTC1045", 0},
{"INTC1049", 0},
{"INTC10A3", 0},
{"", 0},
};
MODULE_DEVICE_TABLE(acpi, pch_fivr_device_ids);

2
drivers/acpi/dptf/dptf_power.c
View File

@ -231,6 +231,8 @@ static const struct acpi_device_id int3407_device_ids[] = {
{"INTC1050", 0},
{"INTC1060", 0},
{"INTC1061", 0},
{"INTC10A4", 0},
{"INTC10A5", 0},
{"", 0},
};
MODULE_DEVICE_TABLE(acpi, int3407_device_ids);

6
drivers/acpi/dptf/int340x_thermal.c
View File

@ -37,6 +37,12 @@ static const struct acpi_device_id int340x_thermal_device_ids[] = {
{"INTC1050"},
{"INTC1060"},
{"INTC1061"},
{"INTC10A0"},
{"INTC10A1"},
{"INTC10A2"},
{"INTC10A3"},
{"INTC10A4"},
{"INTC10A5"},
{""},
};

1
drivers/acpi/fan.h
View File

@ -10,4 +10,5 @@
{"INT3404", }, /* Fan */ \
{"INTC1044", }, /* Fan for Tiger Lake generation */ \
{"INTC1048", }, /* Fan for Alder Lake generation */ \
{"INTC10A2", }, /* Fan for Raptor Lake generation */ \
{"PNP0C0B", } /* Generic ACPI fan */