[PATCH 31/52] drm/amd/powerplay: add GFX/SYS clockgating support for ELM/BAF
Alex Deucher
alexdeucher at gmail.com
Wed Mar 23 17:42:47 UTC 2016
From: Eric Huang <JinHuiEric.Huang at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Acked-by: Christian König <christian.koenig at amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang at amd.com>
---
.../powerplay/hwmgr/ellesmere_clockpowergating.c | 247 +++++++++++++++++++++
.../powerplay/hwmgr/ellesmere_clockpowergating.h | 2 +
.../gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c | 1 +
3 files changed, 250 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.c
index 0dee0df..a94f6a8 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.c
@@ -151,3 +151,250 @@ int ellesmere_phm_powergate_samu(struct pp_hwmgr *hwmgr, bool bgate)
return 0;
}
+int ellesmere_phm_update_clock_gatings(struct pp_hwmgr *hwmgr,
+ const uint32_t *msg_id)
+{
+ PPSMC_Msg msg;
+ uint32_t value;
+
+ switch ((*msg_id & PP_GROUP_MASK) >> PP_GROUP_SHIFT) {
+ case PP_GROUP_GFX:
+ switch ((*msg_id & PP_BLOCK_MASK) >> PP_BLOCK_SHIFT) {
+ case PP_BLOCK_GFX_CG:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_GFX_CGCG_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS
+ ? PPSMC_MSG_EnableClockGatingFeature
+ : PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_GFX_CGLS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_GFX_3D:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_GFX_3DCG_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_GFX_3DLS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_GFX_RLC:
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_GFX_RLC_LS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_GFX_CP:
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_GFX_CP_LS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_GFX_MG:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = (CG_CPF_MGCG_MASK | CG_RLC_MGCG_MASK |
+ CG_GFX_OTHERS_MGCG_MASK);
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ default:
+ return -1;
+ }
+ break;
+
+ case PP_GROUP_SYS:
+ switch ((*msg_id & PP_BLOCK_MASK) >> PP_BLOCK_SHIFT) {
+ case PP_BLOCK_SYS_BIF:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_CG ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_BIF_MGCG_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_BIF_MGLS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_SYS_MC:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_MC_MGCG_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_MC_MGLS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_SYS_DRM:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_CG ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_DRM_MGCG_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_DRM_MGLS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_SYS_HDP:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_HDP_MGCG_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_HDP_MGLS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_SYS_SDMA:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_SDMA_MGCG_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+
+ if (PP_STATE_SUPPORT_LS & *msg_id) {
+ msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_SDMA_MGLS_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_SYS_ROM:
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
+ PPSMC_MSG_EnableClockGatingFeature :
+ PPSMC_MSG_DisableClockGatingFeature;
+ value = CG_SYS_ROM_MASK;
+
+ if (smum_send_msg_to_smc_with_parameter(
+ hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ default:
+ return -1;
+
+ }
+ break;
+
+ default:
+ return -1;
+
+ }
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.h
index 56a950e..a90577e 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_clockpowergating.h
@@ -33,5 +33,7 @@ int ellesmere_phm_powerdown_uvd(struct pp_hwmgr *hwmgr);
int ellesmere_phm_powergate_samu(struct pp_hwmgr *hwmgr, bool bgate);
int ellesmere_phm_powergate_acp(struct pp_hwmgr *hwmgr, bool bgate);
int ellesmere_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr);
+int ellesmere_phm_update_clock_gatings(struct pp_hwmgr *hwmgr,
+ const uint32_t *msg_id);
#endif /* _ELLESMERE_CLOCK_POWER_GATING_H_ */
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c
index 043aefa..c87d5ef 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c
@@ -4670,6 +4670,7 @@ static const struct pp_hwmgr_func ellesmere_hwmgr_funcs = {
.powergate_uvd = ellesmere_phm_powergate_uvd,
.powergate_vce = ellesmere_phm_powergate_vce,
.disable_clock_power_gating = ellesmere_phm_disable_clock_power_gating,
+ .update_clock_gatings = ellesmere_phm_update_clock_gatings,
.notify_smc_display_config_after_ps_adjustment = ellesmere_notify_smc_display_config_after_ps_adjustment,
.display_config_changed = ellesmere_display_configuration_changed_task,
.set_max_fan_pwm_output = ellesmere_set_max_fan_pwm_output,
--
2.5.0
More information about the dri-devel
mailing list