[PATCH 2/4] drm/amdgpu: add module parameters to ctrl powerplay feature

Rex Zhu Rex.Zhu at amd.com
Thu Jul 28 09:53:23 UTC 2016


Change-Id: I520ff615c5fe1dd78ef2e97c60437347a4994a5a
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c            |  4 ++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c      |  1 -
 drivers/gpu/drm/amd/powerplay/amd_powerplay.c      |  1 +
 drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c   |  3 ---
 .../gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c   |  5 ++---
 drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c        | 22 +++++++++++++++++++++-
 .../drm/amd/powerplay/hwmgr/iceland_powertune.c    |  5 ++---
 .../gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c  | 10 ----------
 drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h  |  2 +-
 drivers/gpu/drm/amd/powerplay/inc/hwmgr.h          |  4 +++-
 10 files changed, 34 insertions(+), 23 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index b71a970..f2af1ff 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -85,6 +85,7 @@ int amdgpu_sched_jobs = 32;
 int amdgpu_sched_hw_submission = 2;
 int amdgpu_powerplay = -1;
 int amdgpu_powercontainment = 1;
+int amdgpu_sclk_deep_sleep_en = 1;
 unsigned amdgpu_pcie_gen_cap = 0;
 unsigned amdgpu_pcie_lane_cap = 0;
 unsigned amdgpu_cg_mask = 0xffffffff;
@@ -173,6 +174,9 @@ MODULE_PARM_DESC(powercontainment, "Power Containment (1 = enable (default), 0 =
 module_param_named(powercontainment, amdgpu_powercontainment, int, 0444);
 #endif
 
+MODULE_PARM_DESC(sclkdeepsleep, "SCLK Deep Sleep (1 = enable (default), 0 = disable)");
+module_param_named(sclkdeepsleep, amdgpu_sclk_deep_sleep_en, int, 0444);
+
 MODULE_PARM_DESC(pcie_gen_cap, "PCIE Gen Caps (0: autodetect (default))");
 module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444);
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
index afeff95..02bd62a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
@@ -52,7 +52,6 @@ static int amdgpu_powerplay_init(struct amdgpu_device *adev)
 		pp_init->chip_family = adev->family;
 		pp_init->chip_id = adev->asic_type;
 		pp_init->device = amdgpu_cgs_create_device(adev);
-		pp_init->powercontainment_enabled = amdgpu_powercontainment;
 
 		ret = amd_powerplay_init(pp_init, amd_pp);
 		kfree(pp_init);
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index f9e03ad..e6436ee 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -31,6 +31,7 @@
 #include "eventmanager.h"
 #include "pp_debug.h"
 
+
 #define PP_CHECK(handle)						\
 	do {								\
 		if ((handle) == NULL || (handle)->pp_valid != PP_VALID)	\
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index 744aa88..9ff55f8 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -619,9 +619,6 @@ static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 			PHM_PlatformCaps_TablelessHardwareInterface);
 
-	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
-			PHM_PlatformCaps_SclkDeepSleep);
-
 	data->gpio_debug = 0;
 
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c
index 4465845..c3b2f51 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c
@@ -77,9 +77,8 @@ void fiji_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr)
 
 		fiji_hwmgr->fast_watermark_threshold = 100;
 
-		if (hwmgr->powercontainment_enabled) {
-			phm_cap_set(hwmgr->platform_descriptor.platformCaps,
-				    PHM_PlatformCaps_PowerContainment);
+		if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+					PHM_PlatformCaps_PowerContainment)) {
 			tmp = 1;
 			fiji_hwmgr->enable_dte_feature = tmp ? false : true;
 			fiji_hwmgr->enable_tdc_limit_feature = tmp ? true : false;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
index 411c267..98ff749 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
@@ -41,6 +41,25 @@ extern int fiji_hwmgr_init(struct pp_hwmgr *hwmgr);
 extern int polaris10_hwmgr_init(struct pp_hwmgr *hwmgr);
 extern int iceland_hwmgr_init(struct pp_hwmgr *hwmgr);
 
+static int hwmgr_set_features_platform_caps(struct pp_hwmgr *hwmgr)
+{
+	if (amdgpu_sclk_deep_sleep_en)
+		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
+			PHM_PlatformCaps_SclkDeepSleep);
+	else
+		phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
+			PHM_PlatformCaps_SclkDeepSleep);
+
+	if (amdgpu_powercontainment)
+		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
+			    PHM_PlatformCaps_PowerContainment);
+	else
+		phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
+			    PHM_PlatformCaps_PowerContainment);
+
+	return 0;
+}
+
 int hwmgr_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
 {
 	struct pp_hwmgr *hwmgr;
@@ -60,7 +79,8 @@ int hwmgr_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
 	hwmgr->hw_revision = pp_init->rev_id;
 	hwmgr->usec_timeout = AMD_MAX_USEC_TIMEOUT;
 	hwmgr->power_source = PP_PowerSource_AC;
-	hwmgr->powercontainment_enabled = pp_init->powercontainment_enabled;
+
+	hwmgr_set_features_platform_caps(hwmgr);
 
 	switch (hwmgr->chip_family) {
 	case AMDGPU_FAMILY_CZ:
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/iceland_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/iceland_powertune.c
index d10cd9f..041e964 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/iceland_powertune.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/iceland_powertune.c
@@ -137,9 +137,8 @@ void iceland_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr)
 
 		data->fast_watermark_threshold = 100;
 
-		if (hwmgr->powercontainment_enabled) {
-			phm_cap_set(hwmgr->platform_descriptor.platformCaps,
-				    PHM_PlatformCaps_PowerContainment);
+		if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+					PHM_PlatformCaps_PowerContainment)) {
 			tmp = 1;
 			data->enable_dte_feature = tmp ? false : true;
 			data->enable_tdc_limit_feature = tmp ? true : false;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
index c81e8a5..f815ec3 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
@@ -2776,9 +2776,6 @@ int polaris10_set_features_platform_caps(struct pp_hwmgr *hwmgr)
 	struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
 
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
-			PHM_PlatformCaps_SclkDeepSleep);
-
-	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 		PHM_PlatformCaps_DynamicPatchPowerState);
 
 	if (data->mvdd_control == POLARIS10_VOLTAGE_CONTROL_NONE)
@@ -2823,13 +2820,6 @@ int polaris10_set_features_platform_caps(struct pp_hwmgr *hwmgr)
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 						PHM_PlatformCaps_TCPRamping);
 
-	if (hwmgr->powercontainment_enabled)
-		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
-			    PHM_PlatformCaps_PowerContainment);
-	else
-		phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
-			    PHM_PlatformCaps_PowerContainment);
-
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 							PHM_PlatformCaps_CAC);
 
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
index b764c8c..ba29a5b 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h
@@ -132,8 +132,8 @@ struct amd_pp_init {
 	uint32_t chip_family;
 	uint32_t chip_id;
 	uint32_t rev_id;
-	bool powercontainment_enabled;
 };
+
 enum amd_pp_display_config_type{
 	AMD_PP_DisplayConfigType_None = 0,
 	AMD_PP_DisplayConfigType_DP54 ,
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index bf0d2ac..911081c 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -41,6 +41,9 @@ struct phm_fan_speed_info;
 struct pp_atomctrl_voltage_table;
 
 
+extern int amdgpu_powercontainment;
+extern int amdgpu_sclk_deep_sleep_en;
+
 enum DISPLAY_GAP {
 	DISPLAY_GAP_VBLANK_OR_WM = 0,   /* Wait for vblank or MCHG watermark. */
 	DISPLAY_GAP_VBLANK       = 1,   /* Wait for vblank. */
@@ -614,7 +617,6 @@ struct pp_hwmgr {
 	uint32_t num_ps;
 	struct pp_thermal_controller_info thermal_controller;
 	bool fan_ctrl_is_in_default_mode;
-	bool powercontainment_enabled;
 	uint32_t fan_ctrl_default_mode;
 	uint32_t tmin;
 	struct phm_microcode_version_info microcode_version_info;
-- 
1.9.1



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