From: Kevin Wang <Kevin1.Wang@xxxxxxx>
add smu_notify_display_change function to send msg to smc to notify
display is changed.
Signed-off-by: Kevin Wang <Kevin1.Wang@xxxxxxx>
Reviewed-by: Huang Rui <ray.huang@xxxxxxx>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 4 ++++
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 +++
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 11 +++++++++++
3 files changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index aba3fb1..47b4611 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -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.
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index dfabd73..154f74e 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -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) \
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index f76b5af..bfda4a3 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -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)
--
2.7.4
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
