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path: root/common/recipes-kernel/linux/files/1021-drm-amd-powerplay-add-dpm-force-multiple-levels-on-c.patch
blob: dc389d4ea24133df1e20fd30b12178263910d63f (plain)
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From 5eaa9dcb8242c90858a71d144e8c7669e4b38a8b Mon Sep 17 00:00:00 2001
From: Eric Huang <JinHuiEric.Huang@amd.com>
Date: Tue, 12 Apr 2016 14:57:23 -0400
Subject: [PATCH 1021/1110] drm/amd/powerplay: add dpm force multiple levels on
 cz/tonga/fiji/polaris

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c             | 51 +++++++++++++++-------
 drivers/gpu/drm/amd/powerplay/amd_powerplay.c      |  4 +-
 drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c     |  6 +--
 drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c   |  8 ++--
 .../gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c  |  8 ++--
 drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c  |  8 ++--
 drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h  |  2 +-
 drivers/gpu/drm/amd/powerplay/inc/hwmgr.h          |  2 +-
 8 files changed, 55 insertions(+), 34 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 6d44d4a..589b36e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -362,16 +362,23 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
 	struct amdgpu_device *adev = ddev->dev_private;
 	int ret;
 	long level;
+	uint32_t i, mask = 0;
+	char sub_str[2];
 
-	ret = kstrtol(buf, 0, &level);
+	for (i = 0; i < strlen(buf) - 1; i++) {
+		sub_str[0] = *(buf + i);
+		sub_str[1] = '\0';
+		ret = kstrtol(sub_str, 0, &level);
 
-	if (ret) {
-		count = -EINVAL;
-		goto fail;
+		if (ret) {
+			count = -EINVAL;
+			goto fail;
+		}
+		mask |= 1 << level;
 	}
 
 	if (adev->pp_enabled)
-		amdgpu_dpm_force_clock_level(adev, PP_SCLK, level);
+		amdgpu_dpm_force_clock_level(adev, PP_SCLK, mask);
 fail:
 	return count;
 }
@@ -399,16 +406,23 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
 	struct amdgpu_device *adev = ddev->dev_private;
 	int ret;
 	long level;
+	uint32_t i, mask = 0;
+	char sub_str[2];
 
-	ret = kstrtol(buf, 0, &level);
+	for (i = 0; i < strlen(buf) - 1; i++) {
+		sub_str[0] = *(buf + i);
+		sub_str[1] = '\0';
+		ret = kstrtol(sub_str, 0, &level);
 
-	if (ret) {
-		count = -EINVAL;
-		goto fail;
+		if (ret) {
+			count = -EINVAL;
+			goto fail;
+		}
+		mask |= 1 << level;
 	}
 
 	if (adev->pp_enabled)
-		amdgpu_dpm_force_clock_level(adev, PP_MCLK, level);
+		amdgpu_dpm_force_clock_level(adev, PP_MCLK, mask);
 fail:
 	return count;
 }
@@ -436,16 +450,23 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
 	struct amdgpu_device *adev = ddev->dev_private;
 	int ret;
 	long level;
+	uint32_t i, mask = 0;
+	char sub_str[2];
 
-	ret = kstrtol(buf, 0, &level);
+	for (i = 0; i < strlen(buf) - 1; i++) {
+		sub_str[0] = *(buf + i);
+		sub_str[1] = '\0';
+		ret = kstrtol(sub_str, 0, &level);
 
-	if (ret) {
-		count = -EINVAL;
-		goto fail;
+		if (ret) {
+			count = -EINVAL;
+			goto fail;
+		}
+		mask |= 1 << level;
 	}
 
 	if (adev->pp_enabled)
-		amdgpu_dpm_force_clock_level(adev, PP_PCIE, level);
+		amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
 fail:
 	return count;
 }
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index ce8d9bf..0527ae3 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -763,7 +763,7 @@ static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size)
 }
 
 static int pp_dpm_force_clock_level(void *handle,
-		enum pp_clock_type type, int level)
+		enum pp_clock_type type, uint32_t mask)
 {
 	struct pp_hwmgr *hwmgr;
 
@@ -779,7 +779,7 @@ static int pp_dpm_force_clock_level(void *handle,
 		return 0;
 	}
 
-	return hwmgr->hwmgr_func->force_clock_level(hwmgr, type, level);
+	return hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask);
 }
 
 static int pp_dpm_print_clock_levels(void *handle,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index 648394f..1f14c47 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -1729,7 +1729,7 @@ static int cz_get_dal_power_level(struct pp_hwmgr *hwmgr,
 }
 
 static int cz_force_clock_level(struct pp_hwmgr *hwmgr,
-		enum pp_clock_type type, int level)
+		enum pp_clock_type type, uint32_t mask)
 {
 	if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL)
 		return -EINVAL;
@@ -1738,10 +1738,10 @@ static int cz_force_clock_level(struct pp_hwmgr *hwmgr,
 	case PP_SCLK:
 		smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 				PPSMC_MSG_SetSclkSoftMin,
-				(1 << level));
+				mask);
 		smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 				PPSMC_MSG_SetSclkSoftMax,
-				(1 << level));
+				mask);
 		break;
 	default:
 		break;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index dc836d3..623ec80 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -5113,7 +5113,7 @@ static int fiji_set_pp_table(struct pp_hwmgr *hwmgr, const char *buf, size_t siz
 }
 
 static int fiji_force_clock_level(struct pp_hwmgr *hwmgr,
-		enum pp_clock_type type, int level)
+		enum pp_clock_type type, uint32_t mask)
 {
 	struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
 
@@ -5125,19 +5125,19 @@ static int fiji_force_clock_level(struct pp_hwmgr *hwmgr,
 		if (!data->sclk_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_SCLKDPM_SetEnabledMask,
-					(1 << level));
+					mask);
 		break;
 	case PP_MCLK:
 		if (!data->mclk_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_MCLKDPM_SetEnabledMask,
-					(1 << level));
+					mask);
 		break;
 	case PP_PCIE:
 		if (!data->pcie_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_PCIeDPM_ForceLevel,
-					(1 << level));
+					mask);
 		break;
 	default:
 		break;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
index 2ab3bb2..3e59a87 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
@@ -4767,7 +4767,7 @@ static int polaris10_set_pp_table(struct pp_hwmgr *hwmgr, const char *buf, size_
 }
 
 static int polaris10_force_clock_level(struct pp_hwmgr *hwmgr,
-		enum pp_clock_type type, int level)
+		enum pp_clock_type type, uint32_t mask)
 {
 	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
 
@@ -4779,19 +4779,19 @@ static int polaris10_force_clock_level(struct pp_hwmgr *hwmgr,
 		if (!data->sclk_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_SCLKDPM_SetEnabledMask,
-					(1 << level));
+					mask);
 		break;
 	case PP_MCLK:
 		if (!data->mclk_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_MCLKDPM_SetEnabledMask,
-					(1 << level));
+					mask);
 		break;
 	case PP_PCIE:
 		if (!data->pcie_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_PCIeDPM_ForceLevel,
-					(1 << level));
+					mask);
 		break;
 	default:
 		break;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
index 0242e34..0d9cf4d 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -6075,7 +6075,7 @@ static int tonga_set_pp_table(struct pp_hwmgr *hwmgr, const char *buf, size_t si
 }
 
 static int tonga_force_clock_level(struct pp_hwmgr *hwmgr,
-		enum pp_clock_type type, int level)
+		enum pp_clock_type type, uint32_t mask)
 {
 	struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
 
@@ -6087,19 +6087,19 @@ static int tonga_force_clock_level(struct pp_hwmgr *hwmgr,
 		if (!data->sclk_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_SCLKDPM_SetEnabledMask,
-					(1 << level));
+					mask);
 		break;
 	case PP_MCLK:
 		if (!data->mclk_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_MCLKDPM_SetEnabledMask,
-					(1 << level));
+					mask);
 		break;
 	case PP_PCIE:
 		if (!data->pcie_dpm_key_disabled)
 			smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
 					PPSMC_MSG_PCIeDPM_ForceLevel,
-					(1 << level));
+					mask);
 		break;
 	default:
 		break;
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
index e5356cf..546bc0c 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
@@ -339,7 +339,7 @@ struct amd_powerplay_funcs {
 	int (*get_pp_num_states)(void *handle, struct pp_states_info *data);
 	int (*get_pp_table)(void *handle, char **table);
 	int (*set_pp_table)(void *handle, const char *buf, size_t size);
-	int (*force_clock_level)(void *handle, enum pp_clock_type type, int level);
+	int (*force_clock_level)(void *handle, enum pp_clock_type type, uint32_t mask);
 	int (*print_clock_levels)(void *handle, enum pp_clock_type type, char *buf);
 };
 
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 12285a9..b1a9ae5 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -335,7 +335,7 @@ struct pp_hwmgr_func {
 	int (*power_off_asic)(struct pp_hwmgr *hwmgr);
 	int (*get_pp_table)(struct pp_hwmgr *hwmgr, char **table);
 	int (*set_pp_table)(struct pp_hwmgr *hwmgr, const char *buf, size_t size);
-	int (*force_clock_level)(struct pp_hwmgr *hwmgr, enum pp_clock_type type, int level);
+	int (*force_clock_level)(struct pp_hwmgr *hwmgr, enum pp_clock_type type, uint32_t mask);
 	int (*print_clock_levels)(struct pp_hwmgr *hwmgr, enum pp_clock_type type, char *buf);
 	int (*enable_per_cu_power_gating)(struct pp_hwmgr *hwmgr, bool enable);
 };
-- 
2.7.4