[PATCH] drm/amd/powerplay: Replace per-asic print_performance with generic

Tom St Denis tstdenis82 at gmail.com
Mon Sep 19 17:45:55 UTC 2016


Replace per-asic print_current_performance() functions with generic
that calls read_sensor.  Tested on Tonga and Carrizo for aesthetics
and accuracy.

Signed-off-by: Tom St Denis <tom.stdenis at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h               | 10 +--
 drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c            | 62 +++++++++++++++++-
 drivers/gpu/drm/amd/powerplay/amd_powerplay.c     | 23 -------
 drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c    | 79 ++---------------------
 drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c  | 39 ++---------
 drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h |  4 +-
 drivers/gpu/drm/amd/powerplay/inc/hwmgr.h         |  2 -
 7 files changed, 79 insertions(+), 140 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index f93c1868d31d..d39fb1ac0c0a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -2352,6 +2352,11 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
 #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
 #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
 
+#define amdgpu_dpm_read_sensor(adev, idx, value) \
+	((adev)->pp_enabled ? \
+		(adev)->powerplay.pp_funcs->read_sensor(adev->powerplay.pp_handle, (idx), (value)) : \
+		-EINVAL)
+
 #define amdgpu_dpm_get_temperature(adev) \
 	((adev)->pp_enabled ?						\
 	      (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \
@@ -2403,11 +2408,6 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
 	      (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \
 	      (adev)->pm.funcs->powergate_vce((adev), (g)))
 
-#define amdgpu_dpm_debugfs_print_current_performance_level(adev, m) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->print_current_performance_level((adev)->powerplay.pp_handle, (m)) : \
-	      (adev)->pm.funcs->debugfs_print_current_performance_level((adev), (m)))
-
 #define amdgpu_dpm_get_current_power_state(adev) \
 	(adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle)
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index cded0820dc59..5307107d76ea 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1321,6 +1321,64 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
  */
 #if defined(CONFIG_DEBUG_FS)
 
+static int amdgpu_debugfs_pm_info_pp(struct seq_file *m, struct amdgpu_device *adev)
+{
+	int32_t value;
+
+	/* sanity check PP is enabled */
+	if (!(adev->powerplay.pp_funcs &&
+	      adev->powerplay.pp_funcs->read_sensor))
+	      return -EINVAL;
+
+	/* GPU Clocks */
+	seq_printf(m, "GFX Clocks and Power:\n");
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GFX_MCLK, &value))
+		seq_printf(m, "\t%u MHz (MCLK)\n", value/100);
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GFX_SCLK, &value))
+		seq_printf(m, "\t%u MHz (SCLK)\n", value/100);
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VDDGFX, &value))
+		seq_printf(m, "\t%u mV (VDDGFX)\n", value);
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VDDNB, &value))
+		seq_printf(m, "\t%u mV (VDDNB)\n", value);
+	seq_printf(m, "\n");
+
+	/* GPU Temp */
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_TEMP, &value))
+		seq_printf(m, "GPU Temperature: %u C\n", value/1000);
+
+	/* GPU Load */
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_LOAD, &value))
+		seq_printf(m, "GPU Load: %u %%\n", value);
+	seq_printf(m, "\n");
+
+	/* UVD clocks */
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_POWER, &value)) {
+		if (!value) {
+			seq_printf(m, "UVD: Disabled\n");
+		} else {
+			seq_printf(m, "UVD: Enabled\n");
+			if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_DCLK, &value))
+				seq_printf(m, "\t%u MHz (DCLK)\n", value/100);
+			if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_VCLK, &value))
+				seq_printf(m, "\t%u MHz (VCLK)\n", value/100);
+		}
+	}
+	seq_printf(m, "\n");
+
+	/* VCE clocks */
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VCE_POWER, &value)) {
+		if (!value) {
+			seq_printf(m, "VCE: Disabled\n");
+		} else {
+			seq_printf(m, "VCE: Enabled\n");
+			if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_VCE_ECCLK, &value))
+				seq_printf(m, "\t%u MHz (ECCLK)\n", value/100);
+		}
+	}
+
+	return 0;
+}
+
 static int amdgpu_debugfs_pm_info(struct seq_file *m, void *data)
 {
 	struct drm_info_node *node = (struct drm_info_node *) m->private;
@@ -1336,11 +1394,11 @@ static int amdgpu_debugfs_pm_info(struct seq_file *m, void *data)
 	     (ddev->switch_power_state != DRM_SWITCH_POWER_ON)) {
 		seq_printf(m, "PX asic powered off\n");
 	} else if (adev->pp_enabled) {
-		amdgpu_dpm_debugfs_print_current_performance_level(adev, m);
+		return amdgpu_debugfs_pm_info_pp(m, adev);
 	} else {
 		mutex_lock(&adev->pm.mutex);
 		if (adev->pm.funcs->debugfs_print_current_performance_level)
-			amdgpu_dpm_debugfs_print_current_performance_level(adev, m);
+			adev->pm.funcs->debugfs_print_current_performance_level(adev, m);
 		else
 			seq_printf(m, "Debugfs support not implemented for this asic\n");
 		mutex_unlock(&adev->pm.mutex);
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index ee0368381e82..212ec2fd97ed 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -576,28 +576,6 @@ enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle)
 	}
 }
 
-static void
-pp_debugfs_print_current_performance_level(void *handle,
-					       struct seq_file *m)
-{
-	struct pp_hwmgr  *hwmgr;
-
-	if (handle == NULL)
-		return;
-
-	hwmgr = ((struct pp_instance *)handle)->hwmgr;
-
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL)
-		return;
-
-	if (hwmgr->hwmgr_func->print_current_perforce_level == NULL) {
-		printk(KERN_INFO "%s was not implemented.\n", __func__);
-		return;
-	}
-
-	hwmgr->hwmgr_func->print_current_perforce_level(hwmgr, m);
-}
-
 static int pp_dpm_set_fan_control_mode(void *handle, uint32_t mode)
 {
 	struct pp_hwmgr  *hwmgr;
@@ -925,7 +903,6 @@ const struct amd_powerplay_funcs pp_dpm_funcs = {
 	.powergate_vce = pp_dpm_powergate_vce,
 	.powergate_uvd = pp_dpm_powergate_uvd,
 	.dispatch_tasks = pp_dpm_dispatch_tasks,
-	.print_current_performance_level = pp_debugfs_print_current_performance_level,
 	.set_fan_control_mode = pp_dpm_set_fan_control_mode,
 	.get_fan_control_mode = pp_dpm_get_fan_control_mode,
 	.set_fan_speed_percent = pp_dpm_set_fan_speed_percent,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index 9f3c5a8a903c..7e4fcbbbe086 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -1538,78 +1538,6 @@ int cz_get_power_state_size(struct pp_hwmgr *hwmgr)
 	return sizeof(struct cz_power_state);
 }
 
-static void
-cz_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m)
-{
-	struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend);
-
-	struct phm_clock_voltage_dependency_table *table =
-				hwmgr->dyn_state.vddc_dependency_on_sclk;
-
-	struct phm_vce_clock_voltage_dependency_table *vce_table =
-		hwmgr->dyn_state.vce_clock_voltage_dependency_table;
-
-	struct phm_uvd_clock_voltage_dependency_table *uvd_table =
-		hwmgr->dyn_state.uvd_clock_voltage_dependency_table;
-
-	uint32_t sclk_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX),
-					TARGET_AND_CURRENT_PROFILE_INDEX, CURR_SCLK_INDEX);
-	uint32_t uvd_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX_2),
-					TARGET_AND_CURRENT_PROFILE_INDEX_2, CURR_UVD_INDEX);
-	uint32_t vce_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX_2),
-					TARGET_AND_CURRENT_PROFILE_INDEX_2, CURR_VCE_INDEX);
-
-	uint32_t sclk, vclk, dclk, ecclk, tmp, activity_percent;
-	uint16_t vddnb, vddgfx;
-	int result;
-
-	if (sclk_index >= NUM_SCLK_LEVELS) {
-		seq_printf(m, "\n invalid sclk dpm profile %d\n", sclk_index);
-	} else {
-		sclk = table->entries[sclk_index].clk;
-		seq_printf(m, "\n index: %u sclk: %u MHz\n", sclk_index, sclk/100);
-	}
-
-	tmp = (cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMUSVI_NB_CURRENTVID) &
-		CURRENT_NB_VID_MASK) >> CURRENT_NB_VID__SHIFT;
-	vddnb = cz_convert_8Bit_index_to_voltage(hwmgr, tmp);
-	tmp = (cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMUSVI_GFX_CURRENTVID) &
-		CURRENT_GFX_VID_MASK) >> CURRENT_GFX_VID__SHIFT;
-	vddgfx = cz_convert_8Bit_index_to_voltage(hwmgr, (u16)tmp);
-	seq_printf(m, "\n vddnb: %u vddgfx: %u\n", vddnb, vddgfx);
-
-	seq_printf(m, "\n uvd    %sabled\n", cz_hwmgr->uvd_power_gated ? "dis" : "en");
-	if (!cz_hwmgr->uvd_power_gated) {
-		if (uvd_index >= CZ_MAX_HARDWARE_POWERLEVELS) {
-			seq_printf(m, "\n invalid uvd dpm level %d\n", uvd_index);
-		} else {
-			vclk = uvd_table->entries[uvd_index].vclk;
-			dclk = uvd_table->entries[uvd_index].dclk;
-			seq_printf(m, "\n index: %u uvd vclk: %u MHz dclk: %u MHz\n", uvd_index, vclk/100, dclk/100);
-		}
-	}
-
-	seq_printf(m, "\n vce    %sabled\n", cz_hwmgr->vce_power_gated ? "dis" : "en");
-	if (!cz_hwmgr->vce_power_gated) {
-		if (vce_index >= CZ_MAX_HARDWARE_POWERLEVELS) {
-			seq_printf(m, "\n invalid vce dpm level %d\n", vce_index);
-		} else {
-			ecclk = vce_table->entries[vce_index].ecclk;
-			seq_printf(m, "\n index: %u vce ecclk: %u MHz\n", vce_index, ecclk/100);
-		}
-	}
-
-	result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetAverageGraphicsActivity);
-	if (0 == result) {
-		activity_percent = cgs_read_register(hwmgr->device, mmSMU_MP1_SRBM2P_ARG_0);
-		activity_percent = activity_percent > 100 ? 100 : activity_percent;
-	} else {
-		activity_percent = 50;
-	}
-
-	seq_printf(m, "\n [GPU load]: %u %%\n\n", activity_percent);
-}
-
 static void cz_hw_print_display_cfg(
 	const struct cc6_settings *cc6_settings)
 {
@@ -1947,6 +1875,12 @@ static int cz_read_sensor(struct pp_hwmgr *hwmgr, int idx, int32_t *value)
 		}
 		*value = activity_percent;
 		return 0;
+	case AMDGPU_PP_SENSOR_UVD_POWER:
+		*value = cz_hwmgr->uvd_power_gated ? 0 : 1;
+		return 0;
+	case AMDGPU_PP_SENSOR_VCE_POWER:
+		*value = cz_hwmgr->vce_power_gated ? 0 : 1;
+		return 0;
 	default:
 		return -EINVAL;
 	}
@@ -1967,7 +1901,6 @@ static const struct pp_hwmgr_func cz_hwmgr_funcs = {
 	.patch_boot_state = cz_dpm_patch_boot_state,
 	.get_pp_table_entry = cz_dpm_get_pp_table_entry,
 	.get_num_of_pp_table_entries = cz_dpm_get_num_of_pp_table_entries,
-	.print_current_perforce_level = cz_print_current_perforce_level,
 	.set_cpu_power_state = cz_set_cpu_power_state,
 	.store_cc6_data = cz_store_cc6_data,
 	.force_clock_level = cz_force_clock_level,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index 07a7d046d6f6..a3832f2d893b 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -3112,38 +3112,6 @@ static int smu7_get_pp_table_entry(struct pp_hwmgr *hwmgr,
 	return 0;
 }
 
-static void
-smu7_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m)
-{
-	uint32_t sclk, mclk, activity_percent;
-	uint32_t offset;
-	struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
-
-	smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetSclkFrequency);
-
-	sclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
-
-	smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_API_GetMclkFrequency);
-
-	mclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
-	seq_printf(m, "\n [  mclk  ]: %u MHz\n\n [  sclk  ]: %u MHz\n",
-			mclk / 100, sclk / 100);
-
-	offset = data->soft_regs_start + smum_get_offsetof(hwmgr->smumgr,
-							SMU_SoftRegisters,
-							AverageGraphicsActivity);
-
-	activity_percent = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, offset);
-	activity_percent += 0x80;
-	activity_percent >>= 8;
-
-	seq_printf(m, "\n [GPU load]: %u%%\n\n", activity_percent > 100 ? 100 : activity_percent);
-
-	seq_printf(m, "uvd    %sabled\n", data->uvd_power_gated ? "dis" : "en");
-
-	seq_printf(m, "vce    %sabled\n", data->vce_power_gated ? "dis" : "en");
-}
-
 static int smu7_read_sensor(struct pp_hwmgr *hwmgr, int idx, int32_t *value)
 {
 	uint32_t sclk, mclk, activity_percent;
@@ -3174,6 +3142,12 @@ static int smu7_read_sensor(struct pp_hwmgr *hwmgr, int idx, int32_t *value)
 	case AMDGPU_PP_SENSOR_GPU_TEMP:
 		*value = smu7_thermal_get_temperature(hwmgr);
 		return 0;
+	case AMDGPU_PP_SENSOR_UVD_POWER:
+		*value = data->uvd_power_gated ? 0 : 1;
+		return 0;
+	case AMDGPU_PP_SENSOR_VCE_POWER:
+		*value = data->vce_power_gated ? 0 : 1;
+		return 0;
 	default:
 		return -EINVAL;
 	}
@@ -4318,7 +4292,6 @@ static struct pp_hwmgr_func smu7_hwmgr_funcs = {
 	.patch_boot_state = smu7_dpm_patch_boot_state,
 	.get_pp_table_entry = smu7_get_pp_table_entry,
 	.get_num_of_pp_table_entries = smu7_get_number_of_powerplay_table_entries,
-	.print_current_perforce_level = smu7_print_current_perforce_level,
 	.powerdown_uvd = smu7_powerdown_uvd,
 	.powergate_uvd = smu7_powergate_uvd,
 	.powergate_vce = smu7_powergate_vce,
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
index dfa0f38a5e76..3d74043c0e08 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
@@ -39,6 +39,8 @@ enum amd_pp_sensors {
 	AMDGPU_PP_SENSOR_GPU_LOAD,
 	AMDGPU_PP_SENSOR_GFX_MCLK,
 	AMDGPU_PP_SENSOR_GPU_TEMP,
+	AMDGPU_PP_SENSOR_VCE_POWER,
+	AMDGPU_PP_SENSOR_UVD_POWER,
 };
 
 enum amd_pp_event {
@@ -343,8 +345,6 @@ struct amd_powerplay_funcs {
 	int (*powergate_uvd)(void *handle, bool gate);
 	int (*dispatch_tasks)(void *handle, enum amd_pp_event event_id,
 				   void *input, void *output);
-	void (*print_current_performance_level)(void *handle,
-						      struct seq_file *m);
 	int (*set_fan_control_mode)(void *handle, uint32_t mode);
 	int (*get_fan_control_mode)(void *handle);
 	int (*set_fan_speed_percent)(void *handle, uint32_t percent);
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index fcd45452380d..4f0fedd1e9d3 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -311,8 +311,6 @@ struct pp_hwmgr_func {
 	int (*get_sclk)(struct pp_hwmgr *hwmgr, bool low);
 	int (*power_state_set)(struct pp_hwmgr *hwmgr,
 						const void *state);
-	void (*print_current_perforce_level)(struct pp_hwmgr *hwmgr,
-							struct seq_file *m);
 	int (*enable_clock_power_gating)(struct pp_hwmgr *hwmgr);
 	int (*notify_smc_display_config_after_ps_adjustment)(struct pp_hwmgr *hwmgr);
 	int (*display_config_changed)(struct pp_hwmgr *hwmgr);
-- 
2.10.0



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