#include <linux/list.h>
#include <linux/slab.h>
#include <linux/pci.h>
-#include <linux/acpi.h>
#include <drm/drmP.h>
#include <linux/firmware.h>
#include <drm/amdgpu_drm.h>
return 0;
}
-/** \brief evaluate acpi namespace object, handle or pathname must be valid
- * \param cgs_device
- * \param info input/output arguments for the control method
- * \return status
- */
-
-#if defined(CONFIG_ACPI)
-static int amdgpu_cgs_acpi_eval_object(struct cgs_device *cgs_device,
- struct cgs_acpi_method_info *info)
-{
- CGS_FUNC_ADEV;
- acpi_handle handle;
- struct acpi_object_list input;
- struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object *params, *obj;
- uint8_t name[5] = {'\0'};
- struct cgs_acpi_method_argument *argument;
- uint32_t i, count;
- acpi_status status;
- int result;
-
- handle = ACPI_HANDLE(&adev->pdev->dev);
- if (!handle)
- return -ENODEV;
-
- memset(&input, 0, sizeof(struct acpi_object_list));
-
- /* validate input info */
- if (info->size != sizeof(struct cgs_acpi_method_info))
- return -EINVAL;
-
- input.count = info->input_count;
- if (info->input_count > 0) {
- if (info->pinput_argument == NULL)
- return -EINVAL;
- argument = info->pinput_argument;
- for (i = 0; i < info->input_count; i++) {
- if (((argument->type == ACPI_TYPE_STRING) ||
- (argument->type == ACPI_TYPE_BUFFER)) &&
- (argument->pointer == NULL))
- return -EINVAL;
- argument++;
- }
- }
-
- if (info->output_count > 0) {
- if (info->poutput_argument == NULL)
- return -EINVAL;
- argument = info->poutput_argument;
- for (i = 0; i < info->output_count; i++) {
- if (((argument->type == ACPI_TYPE_STRING) ||
- (argument->type == ACPI_TYPE_BUFFER))
- && (argument->pointer == NULL))
- return -EINVAL;
- argument++;
- }
- }
-
- /* The path name passed to acpi_evaluate_object should be null terminated */
- if ((info->field & CGS_ACPI_FIELD_METHOD_NAME) != 0) {
- strncpy(name, (char *)&(info->name), sizeof(uint32_t));
- name[4] = '\0';
- }
-
- /* parse input parameters */
- if (input.count > 0) {
- input.pointer = params =
- kzalloc(sizeof(union acpi_object) * input.count, GFP_KERNEL);
- if (params == NULL)
- return -EINVAL;
-
- argument = info->pinput_argument;
-
- for (i = 0; i < input.count; i++) {
- params->type = argument->type;
- switch (params->type) {
- case ACPI_TYPE_INTEGER:
- params->integer.value = argument->value;
- break;
- case ACPI_TYPE_STRING:
- params->string.length = argument->data_length;
- params->string.pointer = argument->pointer;
- break;
- case ACPI_TYPE_BUFFER:
- params->buffer.length = argument->data_length;
- params->buffer.pointer = argument->pointer;
- break;
- default:
- break;
- }
- params++;
- argument++;
- }
- }
-
- /* parse output info */
- count = info->output_count;
- argument = info->poutput_argument;
-
- /* evaluate the acpi method */
- status = acpi_evaluate_object(handle, name, &input, &output);
-
- if (ACPI_FAILURE(status)) {
- result = -EIO;
- goto free_input;
- }
-
- /* return the output info */
- obj = output.pointer;
-
- if (count > 1) {
- if ((obj->type != ACPI_TYPE_PACKAGE) ||
- (obj->package.count != count)) {
- result = -EIO;
- goto free_obj;
- }
- params = obj->package.elements;
- } else
- params = obj;
-
- if (params == NULL) {
- result = -EIO;
- goto free_obj;
- }
-
- for (i = 0; i < count; i++) {
- if (argument->type != params->type) {
- result = -EIO;
- goto free_obj;
- }
- switch (params->type) {
- case ACPI_TYPE_INTEGER:
- argument->value = params->integer.value;
- break;
- case ACPI_TYPE_STRING:
- if ((params->string.length != argument->data_length) ||
- (params->string.pointer == NULL)) {
- result = -EIO;
- goto free_obj;
- }
- strncpy(argument->pointer,
- params->string.pointer,
- params->string.length);
- break;
- case ACPI_TYPE_BUFFER:
- if (params->buffer.pointer == NULL) {
- result = -EIO;
- goto free_obj;
- }
- memcpy(argument->pointer,
- params->buffer.pointer,
- argument->data_length);
- break;
- default:
- break;
- }
- argument++;
- params++;
- }
-
- result = 0;
-free_obj:
- kfree(obj);
-free_input:
- kfree((void *)input.pointer);
- return result;
-}
-#else
-static int amdgpu_cgs_acpi_eval_object(struct cgs_device *cgs_device,
- struct cgs_acpi_method_info *info)
-{
- return -EIO;
-}
-#endif
-
-static int amdgpu_cgs_call_acpi_method(struct cgs_device *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)
-{
- struct cgs_acpi_method_argument acpi_input[2] = { {0}, {0} };
- struct cgs_acpi_method_argument acpi_output = {0};
- struct cgs_acpi_method_info info = {0};
-
- acpi_input[0].type = CGS_ACPI_TYPE_INTEGER;
- acpi_input[0].data_length = sizeof(uint32_t);
- acpi_input[0].value = acpi_function;
-
- acpi_input[1].type = CGS_ACPI_TYPE_BUFFER;
- acpi_input[1].data_length = input_size;
- acpi_input[1].pointer = pinput;
-
- acpi_output.type = CGS_ACPI_TYPE_BUFFER;
- acpi_output.data_length = output_size;
- acpi_output.pointer = poutput;
-
- info.size = sizeof(struct cgs_acpi_method_info);
- info.field = CGS_ACPI_FIELD_METHOD_NAME | CGS_ACPI_FIELD_INPUT_ARGUMENT_COUNT;
- info.input_count = 2;
- info.name = acpi_method;
- info.pinput_argument = acpi_input;
- info.output_count = output_count;
- info.poutput_argument = &acpi_output;
-
- return amdgpu_cgs_acpi_eval_object(cgs_device, &info);
-}
-
static int amdgpu_cgs_set_temperature_range(struct cgs_device *cgs_device,
int min_temperature,
int max_temperature)
.set_clockgating_state = amdgpu_cgs_set_clockgating_state,
.get_active_displays_info = amdgpu_cgs_get_active_displays_info,
.notify_dpm_enabled = amdgpu_cgs_notify_dpm_enabled,
- .call_acpi_method = amdgpu_cgs_call_acpi_method,
.query_system_info = amdgpu_cgs_query_system_info,
.is_virtualization_enabled = amdgpu_cgs_is_virtualization_enabled,
.enter_safe_mode = amdgpu_cgs_enter_safe_mode,
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 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_alloc_gpu_mem() - Allocate GPU memory
* @cgs_device: opaque device handle
typedef int (*cgs_notify_dpm_enabled)(struct cgs_device *cgs_device, bool enabled);
-typedef int (*cgs_call_acpi_method)(struct cgs_device *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)(struct cgs_device *cgs_device,
struct cgs_system_info *sys_info);
cgs_get_active_displays_info get_active_displays_info;
/* notify dpm enabled */
cgs_notify_dpm_enabled notify_dpm_enabled;
- /* ACPI */
- cgs_call_acpi_method call_acpi_method;
/* get system info */
cgs_query_system_info query_system_info;
cgs_is_virtualization_enabled_t is_virtualization_enabled;
#define cgs_get_active_displays_info(dev, info) \
CGS_CALL(get_active_displays_info, dev, info)
-#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)
#define cgs_get_pci_resource(cgs_device, resource_type, size, offset, \
# It provides the hardware management services for the driver.
HARDWARE_MGR = hwmgr.o processpptables.o \
- hardwaremanager.o pp_acpi.o cz_hwmgr.o \
+ hardwaremanager.o cz_hwmgr.o \
cz_clockpowergating.o pppcielanes.o\
process_pptables_v1_0.o ppatomctrl.o ppatomfwctrl.o \
smu7_hwmgr.o smu7_powertune.o smu7_thermal.o \
+++ /dev/null
-/*
- * Copyright 2016 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#include <linux/delay.h>
-#include <linux/errno.h>
-#include "hwmgr.h"
-#include "amd_acpi.h"
-#include "pp_acpi.h"
-
-bool acpi_atcs_functions_supported(void *device, uint32_t index)
-{
- int32_t result;
- struct atcs_verify_interface output_buf = {0};
-
- int32_t temp_buffer = 1;
-
- result = cgs_call_acpi_method(device, CGS_ACPI_METHOD_ATCS,
- ATCS_FUNCTION_VERIFY_INTERFACE,
- &temp_buffer,
- &output_buf,
- 1,
- sizeof(temp_buffer),
- sizeof(output_buf));
-
- return result == 0 ? (output_buf.function_bits & (1 << (index - 1))) != 0 : false;
-}
-
-bool acpi_atcs_notify_pcie_device_ready(void *device)
-{
- int32_t temp_buffer = 1;
-
- return cgs_call_acpi_method(device, CGS_ACPI_METHOD_ATCS,
- ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION,
- &temp_buffer,
- NULL,
- 0,
- sizeof(temp_buffer),
- 0);
-}
-
-
-int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise)
-{
- struct atcs_pref_req_input atcs_input;
- struct atcs_pref_req_output atcs_output;
- u32 retry = 3;
- int result;
- struct cgs_system_info info = {0};
-
- if (acpi_atcs_notify_pcie_device_ready(device))
- return -EINVAL;
-
- info.size = sizeof(struct cgs_system_info);
- info.info_id = CGS_SYSTEM_INFO_ADAPTER_BDF_ID;
- result = cgs_query_system_info(device, &info);
- if (result != 0)
- return -EINVAL;
- atcs_input.client_id = (uint16_t)info.value;
- atcs_input.size = sizeof(struct atcs_pref_req_input);
- atcs_input.valid_flags_mask = ATCS_VALID_FLAGS_MASK;
- atcs_input.flags = ATCS_WAIT_FOR_COMPLETION;
- if (advertise)
- atcs_input.flags |= ATCS_ADVERTISE_CAPS;
- atcs_input.req_type = ATCS_PCIE_LINK_SPEED;
- atcs_input.perf_req = perf_req;
-
- atcs_output.size = sizeof(struct atcs_pref_req_input);
-
- while (retry--) {
- result = cgs_call_acpi_method(device,
- CGS_ACPI_METHOD_ATCS,
- ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST,
- &atcs_input,
- &atcs_output,
- 1,
- sizeof(atcs_input),
- sizeof(atcs_output));
- if (result != 0)
- return -EIO;
-
- switch (atcs_output.ret_val) {
- case ATCS_REQUEST_REFUSED:
- default:
- return -EINVAL;
- case ATCS_REQUEST_COMPLETE:
- return 0;
- case ATCS_REQUEST_IN_PROGRESS:
- udelay(10);
- break;
- }
- }
-
- return 0;
-}
+++ /dev/null
-/*
- * Copyright 2015 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-bool acpi_atcs_functions_supported(void *device, uint32_t index);
-int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise);
-bool acpi_atcs_notify_pcie_device_ready(void *device);
projects / platform / kernel / linux-rpi3.git / commitdiff