From 8554e67d6e22b0bc3ba213b87a0b6e1ae0fd838c Mon Sep 17 00:00:00 2001 From: Chengming Gui Date: Fri, 4 Jan 2019 17:42:09 +0800 Subject: [PATCH] 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 Acked-by: Alex Deucher Acked-by: Kevin Wang Reviewd-by: Evan Quan Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- 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, -- 2.45.2