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drm/amdgpu: Send Message to SMU on aldebaran passthrough for sbr handling 

For Aldebaran chip passthrough case we need to intimate SMU
about special handling for SBR.On older chips we send
LightSBR to SMU, enabling the same for Aldebaran. Slight
difference, compared to previous chips, is on Aldebaran, SMU
would do a heavy reset on SBR. Hence, the word Heavy
instead of Light SBR is used for SMU to differentiate.

Reviewed by: Shaoyun.liu <Shaoyun.liu@amd.com>
Signed-off-by: sashank saye <sashank.saye@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
sashank saye 2021-12-17 07:50:09 -05:00 committed by Alex Deucher
parent fbcdbfde87
commit 4da8b63944
9 changed files with 28 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
View File

@ -2619,11 +2619,10 @@ static int amdgpu_device_ip_late_init(struct amdgpu_device *adev)
if (r)
DRM_ERROR("enable mgpu fan boost failed (%d).\n", r);
/* For XGMI + passthrough configuration on arcturus, enable light SBR */
if (adev->asic_type == CHIP_ARCTURUS &&
amdgpu_passthrough(adev) &&
adev->gmc.xgmi.num_physical_nodes > 1)
smu_set_light_sbr(&adev->smu, true);
/* For passthrough configuration on arcturus and aldebaran, enable special handling SBR */
if (amdgpu_passthrough(adev) && ((adev->asic_type == CHIP_ARCTURUS && adev->gmc.xgmi.num_physical_nodes > 1)||
adev->asic_type == CHIP_ALDEBARAN ))
smu_handle_passthrough_sbr(&adev->smu, true);
if (adev->gmc.xgmi.num_physical_nodes > 1) {
mutex_lock(&mgpu_info.mutex);

4
drivers/gpu/drm/amd/pm/inc/aldebaran_ppsmc.h
View File

@ -102,7 +102,9 @@
#define PPSMC_MSG_GfxDriverResetRecovery 0x42
#define PPSMC_MSG_BoardPowerCalibration 0x43
#define PPSMC_Message_Count 0x44
#define PPSMC_MSG_HeavySBR 0x45
#define PPSMC_Message_Count 0x46
//PPSMC Reset Types
#define PPSMC_RESET_TYPE_WARM_RESET 0x00

6
drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
View File

@ -1257,9 +1257,9 @@ struct pptable_funcs {
int (*set_fine_grain_gfx_freq_parameters)(struct smu_context *smu);
/**
* @set_light_sbr: Set light sbr mode for the SMU.
* @smu_handle_passthrough_sbr: Send message to SMU about special handling for SBR.
*/
int (*set_light_sbr)(struct smu_context *smu, bool enable);
int (*smu_handle_passthrough_sbr)(struct smu_context *smu, bool enable);
/**
* @wait_for_event: Wait for events from SMU.
@ -1415,7 +1415,7 @@ int smu_allow_xgmi_power_down(struct smu_context *smu, bool en);
int smu_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value);
int smu_set_light_sbr(struct smu_context *smu, bool enable);
int smu_handle_passthrough_sbr(struct smu_context *smu, bool enable);
int smu_wait_for_event(struct amdgpu_device *adev, enum smu_event_type event,
uint64_t event_arg);

3
drivers/gpu/drm/amd/pm/inc/smu_types.h
View File

@ -229,7 +229,8 @@
__SMU_DUMMY_MAP(BoardPowerCalibration), \
__SMU_DUMMY_MAP(RequestGfxclk), \
__SMU_DUMMY_MAP(ForceGfxVid), \
__SMU_DUMMY_MAP(UnforceGfxVid),
__SMU_DUMMY_MAP(UnforceGfxVid), \
__SMU_DUMMY_MAP(HeavySBR),
#undef __SMU_DUMMY_MAP
#define __SMU_DUMMY_MAP(type) SMU_MSG_##type

2
drivers/gpu/drm/amd/pm/inc/smu_v11_0.h
View File

@ -312,7 +312,7 @@ int smu_v11_0_deep_sleep_control(struct smu_context *smu,
void smu_v11_0_interrupt_work(struct smu_context *smu);
int smu_v11_0_set_light_sbr(struct smu_context *smu, bool enable);
int smu_v11_0_handle_passthrough_sbr(struct smu_context *smu, bool enable);
int smu_v11_0_restore_user_od_settings(struct smu_context *smu);

6
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
View File

@ -3058,13 +3058,13 @@ static int smu_gfx_state_change_set(void *handle,
return ret;
}
int smu_set_light_sbr(struct smu_context *smu, bool enable)
int smu_handle_passthrough_sbr(struct smu_context *smu, bool enable)
{
int ret = 0;
mutex_lock(&smu->mutex);
if (smu->ppt_funcs->set_light_sbr)
ret = smu->ppt_funcs->set_light_sbr(smu, enable);
if (smu->ppt_funcs->smu_handle_passthrough_sbr)
ret = smu->ppt_funcs->smu_handle_passthrough_sbr(smu, enable);
mutex_unlock(&smu->mutex);
return ret;

2
drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
View File

@ -2472,7 +2472,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = {
.deep_sleep_control = smu_v11_0_deep_sleep_control,
.get_fan_parameters = arcturus_get_fan_parameters,
.interrupt_work = smu_v11_0_interrupt_work,
.set_light_sbr = smu_v11_0_set_light_sbr,
.smu_handle_passthrough_sbr = smu_v11_0_handle_passthrough_sbr,
.set_mp1_state = smu_cmn_set_mp1_state,
};

2
drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c
View File

@ -1724,7 +1724,7 @@ int smu_v11_0_mode1_reset(struct smu_context *smu)
return ret;
}
int smu_v11_0_set_light_sbr(struct smu_context *smu, bool enable)
int smu_v11_0_handle_passthrough_sbr(struct smu_context *smu, bool enable)
{
int ret = 0;

10
drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
View File

@ -141,6 +141,7 @@ static const struct cmn2asic_msg_mapping aldebaran_message_map[SMU_MSG_MAX_COUNT
MSG_MAP(SetUclkDpmMode, PPSMC_MSG_SetUclkDpmMode, 0),
MSG_MAP(GfxDriverResetRecovery, PPSMC_MSG_GfxDriverResetRecovery, 0),
MSG_MAP(BoardPowerCalibration, PPSMC_MSG_BoardPowerCalibration, 0),
MSG_MAP(HeavySBR, PPSMC_MSG_HeavySBR, 0),
};
static const struct cmn2asic_mapping aldebaran_clk_map[SMU_CLK_COUNT] = {
@ -1912,6 +1913,14 @@ out:
return ret;
}
static int aldebaran_smu_handle_passthrough_sbr(struct smu_context *smu, bool enable)
{
int ret = 0;
ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_HeavySBR, enable ? 1 : 0, NULL);
return ret;
}
static bool aldebaran_is_mode1_reset_supported(struct smu_context *smu)
{
#if 0
@ -2021,6 +2030,7 @@ static const struct pptable_funcs aldebaran_ppt_funcs = {
.get_gpu_metrics = aldebaran_get_gpu_metrics,
.mode1_reset_is_support = aldebaran_is_mode1_reset_supported,
.mode2_reset_is_support = aldebaran_is_mode2_reset_supported,
.smu_handle_passthrough_sbr = aldebaran_smu_handle_passthrough_sbr,
.mode1_reset = aldebaran_mode1_reset,
.set_mp1_state = aldebaran_set_mp1_state,
.mode2_reset = aldebaran_mode2_reset,