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drm/amd/powerplay: implement smu_notify_display_change function for smu11 

add smu_notify_display_change function to send msg to smc to notify
display is changed.

Signed-off-by: Kevin Wang <Kevin1.Wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kevin Wang 2018-12-26 16:14:55 +08:00 committed by Alex Deucher
parent 2f25158d7d
commit e1c6f86a91
3 changed files with 18 additions and 0 deletions
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4
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
View File

@ -381,6 +381,10 @@ static int smu_smc_table_hw_init(struct smu_context *smu)
if (ret)
return ret;
ret = smu_notify_display_change(smu);
if (ret)
return ret;
/*
* Set min deep sleep dce fclk with bootup value from vbios via
* SetMinDeepSleepDcefclk MSG.

3
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
View File

@ -241,6 +241,7 @@ struct smu_funcs
int (*get_enabled_mask)(struct smu_context *smu, uint32_t *feature_mask, uint32_t num);
int (*enable_all_mask)(struct smu_context *smu);
int (*disable_all_mask)(struct smu_context *smu);
int (*notify_display_change)(struct smu_context *smu);
};
@ -304,6 +305,8 @@ struct smu_funcs
((smu)->funcs->enable_all_mask? (smu)->funcs->enable_all_mask((smu)) : 0)
#define smu_feature_disable_all(smu) \
((smu)->funcs->disable_all_mask? (smu)->funcs->disable_all_mask((smu)) : 0)
#define smu_notify_display_change(smu) \
((smu)->funcs->notify_display_change? (smu)->funcs->notify_display_change((smu)) : 0)
#define smu_store_powerplay_table(smu) \
((smu)->ppt_funcs->store_powerplay_table ? (smu)->ppt_funcs->store_powerplay_table((smu)) : 0)
#define smu_check_powerplay_table(smu) \

11
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
View File

@ -760,6 +760,16 @@ static int smu_v11_0_disable_all_mask(struct smu_context *smu)
return ret;
}
static int smu_v11_0_notify_display_change(struct smu_context *smu)
{
int ret = 0;
if (smu_feature_is_enabled(smu, FEATURE_DPM_UCLK_BIT))
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetUclkFastSwitch, 1);
return ret;
}
static const struct smu_funcs smu_v11_0_funcs = {
.init_microcode = smu_v11_0_init_microcode,
.load_microcode = smu_v11_0_load_microcode,
@ -787,6 +797,7 @@ static const struct smu_funcs smu_v11_0_funcs = {
.get_enabled_mask = smu_v11_0_get_enabled_mask,
.enable_all_mask = smu_v11_0_enable_all_mask,
.disable_all_mask = smu_v11_0_disable_all_mask,
.notify_display_change = smu_v11_0_notify_display_change,
};
void smu_v11_0_set_smu_funcs(struct smu_context *smu)