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From abf98be540597c17daa3ed948ece32a862c90836 Mon Sep 17 00:00:00 2001
From: Chengming Gui <Jack.Gui@amd.com>
Date: Fri, 4 Jan 2019 17:42:09 +0800
Subject: [PATCH 1441/2940] drm/amd/powerplay: implement power_dpm_state sys
interface for SMU11
Add functions to get/set dpm state for SMU11.
Signed-off-by: Chengming Gui <Jack.Gui@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Kevin Wang <kevin.wang@amd.com>
Reviewd-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 6 +
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 4 +-
.../gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 116 ++++++++++++++++++
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 4 +
drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 46 +++++++
5 files changed, 175 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
index cc3f27e314e8..5b1539e72101 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
@@ -290,6 +290,12 @@ enum amdgpu_pcie_gen {
#define amdgpu_dpm_get_current_power_state(adev) \
((adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle))
+#define amdgpu_smu_get_current_power_state(adev) \
+ ((adev)->smu.ppt_funcs->get_current_power_state(&((adev)->smu)))
+
+#define amdgpu_smu_set_power_state(adev) \
+ ((adev)->smu.ppt_funcs->set_power_state(&((adev)->smu)))
+
#define amdgpu_dpm_get_pp_num_states(adev, data) \
((adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 7fe0330ca319..f36e86b11880 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -144,7 +144,9 @@ static ssize_t amdgpu_get_dpm_state(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private;
enum amd_pm_state_type pm;
- if (adev->powerplay.pp_funcs->get_current_power_state)
+ if (adev->smu.ppt_funcs->get_current_power_state)
+ pm = amdgpu_smu_get_current_power_state(adev);
+ else if (adev->powerplay.pp_funcs->get_current_power_state)
pm = amdgpu_dpm_get_current_power_state(adev);
else
pm = adev->pm.dpm.user_state;
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index bab7847b2143..c1357ebc6187 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -26,6 +26,118 @@
#include "kgd_pp_interface.h"
#include "dm_pp_interface.h"
+struct smu_hw_power_state {
+ unsigned int magic;
+};
+
+struct smu_power_state;
+
+enum smu_state_ui_label {
+ SMU_STATE_UI_LABEL_NONE,
+ SMU_STATE_UI_LABEL_BATTERY,
+ SMU_STATE_UI_TABEL_MIDDLE_LOW,
+ SMU_STATE_UI_LABEL_BALLANCED,
+ SMU_STATE_UI_LABEL_MIDDLE_HIGHT,
+ SMU_STATE_UI_LABEL_PERFORMANCE,
+ SMU_STATE_UI_LABEL_BACO,
+};
+
+enum smu_state_classification_flag {
+ SMU_STATE_CLASSIFICATION_FLAG_BOOT = 0x0001,
+ SMU_STATE_CLASSIFICATION_FLAG_THERMAL = 0x0002,
+ SMU_STATE_CLASSIFICATIN_FLAG_LIMITED_POWER_SOURCE = 0x0004,
+ SMU_STATE_CLASSIFICATION_FLAG_RESET = 0x0008,
+ SMU_STATE_CLASSIFICATION_FLAG_FORCED = 0x0010,
+ SMU_STATE_CLASSIFICATION_FLAG_USER_3D_PERFORMANCE = 0x0020,
+ SMU_STATE_CLASSIFICATION_FLAG_USER_2D_PERFORMANCE = 0x0040,
+ SMU_STATE_CLASSIFICATION_FLAG_3D_PERFORMANCE = 0x0080,
+ SMU_STATE_CLASSIFICATION_FLAG_AC_OVERDIRVER_TEMPLATE = 0x0100,
+ SMU_STATE_CLASSIFICATION_FLAG_UVD = 0x0200,
+ SMU_STATE_CLASSIFICATION_FLAG_3D_PERFORMANCE_LOW = 0x0400,
+ SMU_STATE_CLASSIFICATION_FLAG_ACPI = 0x0800,
+ SMU_STATE_CLASSIFICATION_FLAG_HD2 = 0x1000,
+ SMU_STATE_CLASSIFICATION_FLAG_UVD_HD = 0x2000,
+ SMU_STATE_CLASSIFICATION_FLAG_UVD_SD = 0x4000,
+ SMU_STATE_CLASSIFICATION_FLAG_USER_DC_PERFORMANCE = 0x8000,
+ SMU_STATE_CLASSIFICATION_FLAG_DC_OVERDIRVER_TEMPLATE = 0x10000,
+ SMU_STATE_CLASSIFICATION_FLAG_BACO = 0x20000,
+ SMU_STATE_CLASSIFICATIN_FLAG_LIMITED_POWER_SOURCE2 = 0x40000,
+ SMU_STATE_CLASSIFICATION_FLAG_ULV = 0x80000,
+ SMU_STATE_CLASSIFICATION_FLAG_UVD_MVC = 0x100000,
+};
+
+struct smu_state_classification_block {
+ enum smu_state_ui_label ui_label;
+ enum smu_state_classification_flag flags;
+ int bios_index;
+ bool temporary_state;
+ bool to_be_deleted;
+};
+
+struct smu_state_pcie_block {
+ unsigned int lanes;
+};
+
+enum smu_refreshrate_source {
+ SMU_REFRESHRATE_SOURCE_EDID,
+ SMU_REFRESHRATE_SOURCE_EXPLICIT
+};
+
+struct smu_state_display_block {
+ bool disable_frame_modulation;
+ bool limit_refreshrate;
+ enum smu_refreshrate_source refreshrate_source;
+ int explicit_refreshrate;
+ int edid_refreshrate_index;
+ bool enable_vari_bright;
+};
+
+struct smu_state_memroy_block {
+ bool dll_off;
+ uint8_t m3arb;
+ uint8_t unused[3];
+};
+
+struct smu_state_software_algorithm_block {
+ bool disable_load_balancing;
+ bool enable_sleep_for_timestamps;
+};
+
+struct smu_temperature_range {
+ int min;
+ int max;
+};
+
+struct smu_state_validation_block {
+ bool single_display_only;
+ bool disallow_on_dc;
+ uint8_t supported_power_levels;
+};
+
+struct smu_uvd_clocks {
+ uint32_t vclk;
+ uint32_t dclk;
+};
+
+/**
+* Structure to hold a SMU Power State.
+*/
+struct smu_power_state {
+ uint32_t id;
+ struct list_head ordered_list;
+ struct list_head all_states_list;
+
+ struct smu_state_classification_block classification;
+ struct smu_state_validation_block validation;
+ struct smu_state_pcie_block pcie;
+ struct smu_state_display_block display;
+ struct smu_state_memroy_block memory;
+ struct smu_temperature_range temperatures;
+ struct smu_state_software_algorithm_block software;
+ struct smu_uvd_clocks uvd_clocks;
+ struct smu_hw_power_state hardware;
+};
+
enum smu_message_type
{
SMU_MSG_TestMessage = 0,
@@ -204,6 +316,8 @@ struct smu_dpm_context {
uint32_t dpm_context_size;
void *dpm_context;
void *golden_dpm_context;
+ struct smu_power_state *dpm_request_power_state;
+ struct smu_power_state *dpm_current_power_state;
};
struct smu_power_context {
@@ -257,7 +371,9 @@ struct pptable_funcs {
int (*get_smu_msg_index)(struct smu_context *smu, uint32_t index);
int (*run_afll_btc)(struct smu_context *smu);
int (*get_unallowed_feature_mask)(struct smu_context *smu, uint32_t *feature_mask, uint32_t num);
+ enum amd_pm_state_type (*get_current_power_state)(struct smu_context *smu);
int (*set_default_dpm_table)(struct smu_context *smu);
+ int (*set_power_state)(struct smu_context *smu);
int (*populate_umd_state_clk)(struct smu_context *smu);
int (*print_clk_levels)(struct smu_context *smu, enum pp_clock_type type, char *buf);
int (*force_clk_levels)(struct smu_context *smu, enum pp_clock_type type, uint32_t mask);
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 534319f24eb0..c1f394d9f3fc 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -273,9 +273,13 @@ static int smu_v11_0_fini_dpm_context(struct smu_context *smu)
kfree(smu_dpm->dpm_context);
kfree(smu_dpm->golden_dpm_context);
+ kfree(smu_dpm->dpm_current_power_state);
+ kfree(smu_dpm->dpm_request_power_state);
smu_dpm->dpm_context = NULL;
smu_dpm->golden_dpm_context = NULL;
smu_dpm->dpm_context_size = 0;
+ smu_dpm->dpm_current_power_state = NULL;
+ smu_dpm->dpm_request_power_state = NULL;
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
index b9f4e7b7b12b..04ff56143eba 100644
--- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
@@ -31,6 +31,7 @@
#include "smu11_driver_if.h"
#include "soc15_common.h"
#include "atom.h"
+#include "power_state.h"
#include "vega20_ppt.h"
#include "vega20_pptable.h"
#include "vega20_ppsmc.h"
@@ -154,6 +155,16 @@ static int vega20_allocate_dpm_context(struct smu_context *smu)
smu_dpm->dpm_context_size = sizeof(struct vega20_dpm_table);
+ smu_dpm->dpm_current_power_state = kzalloc(sizeof(struct smu_power_state),
+ GFP_KERNEL);
+ if (!smu_dpm->dpm_current_power_state)
+ return -ENOMEM;
+
+ smu_dpm->dpm_request_power_state = kzalloc(sizeof(struct smu_power_state),
+ GFP_KERNEL);
+ if (!smu_dpm->dpm_request_power_state)
+ return -ENOMEM;
+
return 0;
}
@@ -389,6 +400,39 @@ vega20_get_unallowed_feature_mask(struct smu_context *smu,
return 0;
}
+static enum
+amd_pm_state_type vega20_get_current_power_state(struct smu_context *smu)
+{
+ enum amd_pm_state_type pm_type;
+ struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
+
+ if (!smu_dpm_ctx->dpm_context ||
+ !smu_dpm_ctx->dpm_current_power_state)
+ return -EINVAL;
+
+ mutex_lock(&(smu->mutex));
+ switch (smu_dpm_ctx->dpm_current_power_state->classification.ui_label) {
+ case SMU_STATE_UI_LABEL_BATTERY:
+ pm_type = POWER_STATE_TYPE_BATTERY;
+ break;
+ case SMU_STATE_UI_LABEL_BALLANCED:
+ pm_type = POWER_STATE_TYPE_BALANCED;
+ break;
+ case SMU_STATE_UI_LABEL_PERFORMANCE:
+ pm_type = POWER_STATE_TYPE_PERFORMANCE;
+ break;
+ default:
+ if (smu_dpm_ctx->dpm_current_power_state->classification.flags & SMU_STATE_CLASSIFICATION_FLAG_BOOT)
+ pm_type = POWER_STATE_TYPE_INTERNAL_BOOT;
+ else
+ pm_type = POWER_STATE_TYPE_DEFAULT;
+ break;
+ }
+ mutex_unlock(&(smu->mutex));
+
+ return pm_type;
+}
+
static int
vega20_set_single_dpm_table(struct smu_context *smu,
struct vega20_single_dpm_table *single_dpm_table,
@@ -1263,7 +1307,9 @@ static const struct pptable_funcs vega20_ppt_funcs = {
.get_smu_msg_index = vega20_get_smu_msg_index,
.run_afll_btc = vega20_run_btc_afll,
.get_unallowed_feature_mask = vega20_get_unallowed_feature_mask,
+ .get_current_power_state = vega20_get_current_power_state,
.set_default_dpm_table = vega20_set_default_dpm_table,
+ .set_power_state = NULL,
.populate_umd_state_clk = vega20_populate_umd_state_clk,
.print_clk_levels = vega20_print_clk_levels,
.force_clk_levels = vega20_force_clk_levels,
--
2.17.1
|
