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drm/amd/powerplay: add function notify_smc_display_config_change for navi10

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add callback function notify_smc_display_config_change for navi10 asic

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kevin Wang 2019-04-25 16:15:21 +08:00 committed by Alex Deucher
parent 2d9fb9b066
commit 4f963b01f6
1 changed files with 40 additions and 0 deletions
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40
drivers/gpu/drm/amd/powerplay/navi10_ppt.c
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@ -1071,6 +1071,45 @@ static int navi10_get_profiling_clk_mask(struct smu_context *smu,
return ret;
}
static int navi10_notify_smc_dispaly_config(struct smu_context *smu)
{
struct smu_clocks min_clocks = {0};
struct pp_display_clock_request clock_req;
int ret = 0;
min_clocks.dcef_clock = smu->display_config->min_dcef_set_clk;
min_clocks.dcef_clock_in_sr = smu->display_config->min_dcef_deep_sleep_set_clk;
min_clocks.memory_clock = smu->display_config->min_mem_set_clock;
if (smu_feature_is_supported(smu, SMU_FEATURE_DPM_DCEFCLK_BIT)) {
clock_req.clock_type = amd_pp_dcef_clock;
clock_req.clock_freq_in_khz = min_clocks.dcef_clock * 10;
if (!smu_display_clock_voltage_request(smu, &clock_req)) {
if (smu_feature_is_supported(smu, SMU_FEATURE_DS_DCEFCLK_BIT)) {
ret = smu_send_smc_msg_with_param(smu,
SMU_MSG_SetMinDeepSleepDcefclk,
min_clocks.dcef_clock_in_sr/100);
if (ret) {
pr_err("Attempt to set divider for DCEFCLK Failed!");
return ret;
}
}
} else {
pr_info("Attempt to set Hard Min for DCEFCLK Failed!");
}
}
if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
ret = smu_set_hard_freq_range(smu, SMU_UCLK, min_clocks.memory_clock/100, 0);
if (ret) {
pr_err("[%s] Set hard min uclk failed!", __func__);
return ret;
}
}
return 0;
}
static const struct pptable_funcs navi10_ppt_funcs = {
.tables_init = navi10_tables_init,
.alloc_dpm_context = navi10_allocate_dpm_context,
@ -1093,6 +1132,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
.get_clock_by_type_with_latency = navi10_get_clock_by_type_with_latency,
.pre_display_config_changed = navi10_pre_display_config_changed,
.display_config_changed = navi10_display_config_changed,
.notify_smc_dispaly_config = navi10_notify_smc_dispaly_config,
.force_dpm_limit_value = navi10_force_dpm_limit_value,
.unforce_dpm_levels = navi10_unforce_dpm_levels,
.get_gpu_power = navi10_get_gpu_power,