From: Kevin Wang <[email protected]> add smu_notify_display_change function to send msg to smc to notify display is changed.
Signed-off-by: Kevin Wang <[email protected]> Reviewed-by: Huang Rui <[email protected]> --- 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 [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
