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-rw-r--r--include/acpi/acpi_bus.h7
-rw-r--r--include/acpi/acpi_io.h2
-rw-r--r--include/acpi/acpi_numa.h4
-rw-r--r--include/acpi/cppc_acpi.h7
-rw-r--r--include/acpi/pcc.h29
-rw-r--r--include/acpi/platform/aclinux.h4
-rw-r--r--include/acpi/processor.h27
-rw-r--r--include/acpi/video.h2
8 files changed, 70 insertions, 12 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 788c6c352..c1a524de6 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -420,6 +420,13 @@ static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwn
container_of(fwnode, struct acpi_data_node, fwnode) : NULL;
}
+static inline bool acpi_data_node_match(struct fwnode_handle *fwnode,
+ const char *name)
+{
+ return is_acpi_data_node(fwnode) ?
+ (!strcmp(to_acpi_data_node(fwnode)->name, name)) : false;
+}
+
static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
{
return &adev->fwnode;
diff --git a/include/acpi/acpi_io.h b/include/acpi/acpi_io.h
index dd86c5fc1..d7d0f495a 100644
--- a/include/acpi/acpi_io.h
+++ b/include/acpi/acpi_io.h
@@ -13,7 +13,7 @@ static inline void __iomem *acpi_os_ioremap(acpi_physical_address phys,
}
#endif
-void __iomem *__init_refok
+void __iomem *__ref
acpi_os_map_iomem(acpi_physical_address phys, acpi_size size);
void __ref acpi_os_unmap_iomem(void __iomem *virt, acpi_size size);
void __iomem *acpi_os_get_iomem(acpi_physical_address phys, unsigned int size);
diff --git a/include/acpi/acpi_numa.h b/include/acpi/acpi_numa.h
index 94a37cd7f..d4b72944c 100644
--- a/include/acpi/acpi_numa.h
+++ b/include/acpi/acpi_numa.h
@@ -15,6 +15,10 @@ extern int pxm_to_node(int);
extern int node_to_pxm(int);
extern int acpi_map_pxm_to_node(int);
extern unsigned char acpi_srat_revision;
+extern int acpi_numa __initdata;
+
+extern void bad_srat(void);
+extern int srat_disabled(void);
#endif /* CONFIG_ACPI_NUMA */
#endif /* __ACP_NUMA_H */
diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h
index dad8af3eb..284965cbc 100644
--- a/include/acpi/cppc_acpi.h
+++ b/include/acpi/cppc_acpi.h
@@ -15,10 +15,9 @@
#define _CPPC_ACPI_H
#include <linux/acpi.h>
-#include <linux/mailbox_controller.h>
-#include <linux/mailbox_client.h>
#include <linux/types.h>
+#include <acpi/pcc.h>
#include <acpi/processor.h>
/* Only support CPPCv2 for now. */
@@ -130,8 +129,4 @@ extern int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls);
extern int cppc_get_perf_caps(int cpu, struct cppc_perf_caps *caps);
extern int acpi_get_psd_map(struct cpudata **);
-/* Methods to interact with the PCC mailbox controller. */
-extern struct mbox_chan *
- pcc_mbox_request_channel(struct mbox_client *, unsigned int);
-
#endif /* _CPPC_ACPI_H*/
diff --git a/include/acpi/pcc.h b/include/acpi/pcc.h
new file mode 100644
index 000000000..17a940a14
--- /dev/null
+++ b/include/acpi/pcc.h
@@ -0,0 +1,29 @@
+/*
+ * PCC (Platform Communications Channel) methods
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; version 2
+ * of the License.
+ */
+
+#ifndef _PCC_H
+#define _PCC_H
+
+#include <linux/mailbox_controller.h>
+#include <linux/mailbox_client.h>
+
+#ifdef CONFIG_PCC
+extern struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl,
+ int subspace_id);
+extern void pcc_mbox_free_channel(struct mbox_chan *chan);
+#else
+static inline struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl,
+ int subspace_id)
+{
+ return NULL;
+}
+static inline void pcc_mbox_free_channel(struct mbox_chan *chan) { }
+#endif
+
+#endif /* _PCC_H */
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 45c2d6528..93b61b1f2 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -73,6 +73,10 @@
#define ACPI_DEBUGGER
#endif
+#ifdef CONFIG_ACPI_DEBUG
+#define ACPI_MUTEX_DEBUG
+#endif
+
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/ctype.h>
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 6f1805dd5..bfe6b2e10 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -39,6 +39,7 @@
#define ACPI_CSTATE_SYSTEMIO 0
#define ACPI_CSTATE_FFH 1
#define ACPI_CSTATE_HALT 2
+#define ACPI_CSTATE_INTEGER 3
#define ACPI_CX_DESC_LEN 32
@@ -67,9 +68,25 @@ struct acpi_processor_cx {
char desc[ACPI_CX_DESC_LEN];
};
+struct acpi_lpi_state {
+ u32 min_residency;
+ u32 wake_latency; /* worst case */
+ u32 flags;
+ u32 arch_flags;
+ u32 res_cnt_freq;
+ u32 enable_parent_state;
+ u64 address;
+ u8 index;
+ u8 entry_method;
+ char desc[ACPI_CX_DESC_LEN];
+};
+
struct acpi_processor_power {
int count;
- struct acpi_processor_cx states[ACPI_PROCESSOR_MAX_POWER];
+ union {
+ struct acpi_processor_cx states[ACPI_PROCESSOR_MAX_POWER];
+ struct acpi_lpi_state lpi_states[ACPI_PROCESSOR_MAX_POWER];
+ };
int timer_broadcast_on_state;
};
@@ -189,6 +206,7 @@ struct acpi_processor_flags {
u8 bm_control:1;
u8 bm_check:1;
u8 has_cst:1;
+ u8 has_lpi:1;
u8 power_setup_done:1;
u8 bm_rld_set:1;
u8 need_hotplug_init:1;
@@ -242,7 +260,7 @@ extern int acpi_processor_get_performance_info(struct acpi_processor *pr);
DECLARE_PER_CPU(struct acpi_processor *, processors);
extern struct acpi_processor_errata errata;
-#ifdef ARCH_HAS_POWER_INIT
+#if defined(ARCH_HAS_POWER_INIT) && defined(CONFIG_ACPI_PROCESSOR_CSTATE)
void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags,
unsigned int cpu);
int acpi_processor_ffh_cstate_probe(unsigned int cpu,
@@ -309,6 +327,7 @@ static inline int acpi_processor_get_bios_limit(int cpu, unsigned int *limit)
/* in processor_core.c */
phys_cpuid_t acpi_get_phys_id(acpi_handle, int type, u32 acpi_id);
+phys_cpuid_t acpi_map_madt_entry(u32 acpi_id);
int acpi_map_cpuid(phys_cpuid_t phys_id, u32 acpi_id);
int acpi_get_cpuid(acpi_handle, int type, u32 acpi_id);
@@ -371,7 +390,7 @@ extern struct cpuidle_driver acpi_idle_driver;
#ifdef CONFIG_ACPI_PROCESSOR_IDLE
int acpi_processor_power_init(struct acpi_processor *pr);
int acpi_processor_power_exit(struct acpi_processor *pr);
-int acpi_processor_cst_has_changed(struct acpi_processor *pr);
+int acpi_processor_power_state_has_changed(struct acpi_processor *pr);
int acpi_processor_hotplug(struct acpi_processor *pr);
#else
static inline int acpi_processor_power_init(struct acpi_processor *pr)
@@ -384,7 +403,7 @@ static inline int acpi_processor_power_exit(struct acpi_processor *pr)
return -ENODEV;
}
-static inline int acpi_processor_cst_has_changed(struct acpi_processor *pr)
+static inline int acpi_processor_power_state_has_changed(struct acpi_processor *pr)
{
return -ENODEV;
}
diff --git a/include/acpi/video.h b/include/acpi/video.h
index 5731ccb42..4536bd345 100644
--- a/include/acpi/video.h
+++ b/include/acpi/video.h
@@ -54,7 +54,7 @@ extern int acpi_video_get_levels(struct acpi_device *device,
struct acpi_video_device_brightness **dev_br,
int *pmax_level);
#else
-static inline int acpi_video_register(void) { return 0; }
+static inline int acpi_video_register(void) { return -ENODEV; }
static inline void acpi_video_unregister(void) { return; }
static inline int acpi_video_get_edid(struct acpi_device *device, int type,
int device_id, void **edid)
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-12-03 06:18:33 +0000