CGS_UCODE_ID_MAXIMUM,
};
+enum cgs_system_info_id {
+ CGS_SYSTEM_INFO_ADAPTER_BDF_ID = 1,
+ CGS_SYSTEM_INFO_ID_MAXIMUM,
+};
+
+struct cgs_system_info {
+ uint64_t size;
+ uint64_t info_id;
+ union {
+ void *ptr;
+ uint64_t value;
+ };
+ uint64_t padding[13];
+};
+
/**
* struct cgs_clock_limits - Clock limits
*
typedef unsigned long cgs_handle_t;
+#define CGS_ACPI_METHOD_ATCS 0x53435441
+#define CGS_ACPI_METHOD_ATIF 0x46495441
+#define CGS_ACPI_METHOD_ATPX 0x58505441
+#define CGS_ACPI_FIELD_METHOD_NAME 0x00000001
+#define CGS_ACPI_FIELD_INPUT_ARGUMENT_COUNT 0x00000002
+#define CGS_ACPI_MAX_BUFFER_SIZE 256
+#define CGS_ACPI_TYPE_ANY 0x00
+#define CGS_ACPI_TYPE_INTEGER 0x01
+#define CGS_ACPI_TYPE_STRING 0x02
+#define CGS_ACPI_TYPE_BUFFER 0x03
+#define CGS_ACPI_TYPE_PACKAGE 0x04
+
+struct cgs_acpi_method_argument {
+ uint32_t type;
+ uint32_t method_length;
+ uint32_t data_length;
+ union{
+ uint32_t value;
+ void *pointer;
+ };
+};
+
+struct cgs_acpi_method_info {
+ uint32_t size;
+ uint32_t field;
+ uint32_t input_count;
+ uint32_t name;
+ struct cgs_acpi_method_argument *pinput_argument;
+ uint32_t output_count;
+ struct cgs_acpi_method_argument *poutput_argument;
+ uint32_t padding[9];
+};
+
/**
* cgs_gpu_mem_info() - Return information about memory heaps
* @cgs_device: opaque device handle
enum amd_ip_block_type block_type,
enum amd_clockgating_state state);
+typedef int (*cgs_call_acpi_method)(void *cgs_device,
+ uint32_t acpi_method,
+ uint32_t acpi_function,
+ void *pinput, void *poutput,
+ uint32_t output_count,
+ uint32_t input_size,
+ uint32_t output_size);
+
+typedef int (*cgs_query_system_info)(void *cgs_device,
+ struct cgs_system_info *sys_info);
+
struct cgs_ops {
/* memory management calls (similar to KFD interface) */
cgs_gpu_mem_info_t gpu_mem_info;
/* cg pg interface*/
cgs_set_powergating_state set_powergating_state;
cgs_set_clockgating_state set_clockgating_state;
- /* ACPI (TODO) */
+ /* ACPI */
+ cgs_call_acpi_method call_acpi_method;
+ /* get system info */
+ cgs_query_system_info query_system_info;
};
struct cgs_os_ops; /* To be define in OS-specific CGS header */
CGS_CALL(set_powergating_state, dev, block_type, state)
#define cgs_set_clockgating_state(dev, block_type, state) \
CGS_CALL(set_clockgating_state, dev, block_type, state)
+#define cgs_call_acpi_method(dev, acpi_method, acpi_function, pintput, poutput, output_count, input_size, output_size) \
+ CGS_CALL(call_acpi_method, dev, acpi_method, acpi_function, pintput, poutput, output_count, input_size, output_size)
+#define cgs_query_system_info(dev, sys_info) \
+ CGS_CALL(query_system_info, dev, sys_info)
#endif /* _CGS_COMMON_H */