[PATCH 2/3] drm/amdgpu: add power up/down UMSCH ppt callback

[Alex Deucher]

From: Lang Yu <Lang.Yu at amd.com>

Add ppt callback to power up/down UMSCH.

v2: squash in updates (Alex)

Signed-off-by: Lang Yu <Lang.Yu at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h       |  6 ++++++
 drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h        |  6 +++++-
 .../gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c    | 13 +++++++++++++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
index c8cd4e3a3d3b..190a2ce38ac1 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
@@ -1350,6 +1350,12 @@ struct pptable_funcs {
 	 *                       management.
 	 */
 	int (*dpm_set_vpe_enable)(struct smu_context *smu, bool enable);
+
+	/**
+	 * @dpm_set_umsch_mm_enable: Enable/disable UMSCH engine dynamic power
+	 *                       management.
+	 */
+	int (*dpm_set_umsch_mm_enable)(struct smu_context *smu, bool enable);
 };
 
 typedef enum {
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
index 3958c9cb4e91..098267ec0a83 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
@@ -255,7 +255,11 @@
 	__SMU_DUMMY_MAP(McaBankCeDumpDW),	\
 	__SMU_DUMMY_MAP(SelectPLPDMode),	\
 	__SMU_DUMMY_MAP(PowerUpVpe),	\
-	__SMU_DUMMY_MAP(PowerDownVpe),
+	__SMU_DUMMY_MAP(PowerDownVpe), \
+	__SMU_DUMMY_MAP(PowerUpUmsch),	\
+	__SMU_DUMMY_MAP(PowerDownUmsch),	\
+	__SMU_DUMMY_MAP(SetSoftMaxVpe),	\
+	__SMU_DUMMY_MAP(SetSoftMinVpe),
 
 #undef __SMU_DUMMY_MAP
 #define __SMU_DUMMY_MAP(type)	SMU_MSG_##type
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
index 5db29fcf699d..eb613687513a 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
@@ -104,6 +104,10 @@ static struct cmn2asic_msg_mapping smu_v14_0_0_message_map[SMU_MSG_MAX_COUNT] =
 	MSG_MAP(SetHardMinIspxclkByFreq,        PPSMC_MSG_SetHardMinIspxclkByFreq,		1),
 	MSG_MAP(PowerUpVpe,        				PPSMC_MSG_PowerUpVpe,		1),
 	MSG_MAP(PowerDownVpe,        			PPSMC_MSG_PowerDownVpe,		1),
+	MSG_MAP(PowerUpUmsch,        			PPSMC_MSG_PowerUpUmsch,		1),
+	MSG_MAP(PowerDownUmsch,        			PPSMC_MSG_PowerDownUmsch,	1),
+	MSG_MAP(SetSoftMaxVpe,        			PPSMC_MSG_SetSoftMaxVpe,		1),
+	MSG_MAP(SetSoftMinVpe,        			PPSMC_MSG_SetSoftMinVpe,	1),
 };
 
 static struct cmn2asic_mapping smu_v14_0_0_feature_mask_map[SMU_FEATURE_COUNT] = {
@@ -1025,6 +1029,14 @@ static int smu_v14_0_0_set_vpe_enable(struct smu_context *smu,
 					       0, NULL);
 }
 
+static int smu_v14_0_0_set_umsch_mm_enable(struct smu_context *smu,
+			      bool enable)
+{
+	return smu_cmn_send_smc_msg_with_param(smu, enable ?
+					       SMU_MSG_PowerUpUmsch : SMU_MSG_PowerDownUmsch,
+					       0, NULL);
+}
+
 static const struct pptable_funcs smu_v14_0_0_ppt_funcs = {
 	.check_fw_status = smu_v14_0_check_fw_status,
 	.check_fw_version = smu_v14_0_check_fw_version,
@@ -1054,6 +1066,7 @@ static const struct pptable_funcs smu_v14_0_0_ppt_funcs = {
 	.set_fine_grain_gfx_freq_parameters = smu_v14_0_0_set_fine_grain_gfx_freq_parameters,
 	.set_gfx_power_up_by_imu = smu_v14_0_set_gfx_power_up_by_imu,
 	.dpm_set_vpe_enable = smu_v14_0_0_set_vpe_enable,
+	.dpm_set_umsch_mm_enable = smu_v14_0_0_set_umsch_mm_enable,
 };
 
 static void smu_v14_0_0_set_smu_mailbox_registers(struct smu_context *smu)
-- 
2.41.0