Some clients(e.g., kfd) query sclk/mclk through this function.

Before this patch:
 # /opt/rocm/opencl/bin/clinfo

 Max clock frequency:                           0Mhz

After this patch:
 # /opt/rocm/opencl/bin/clinfo

 Max clock frequency:                           1500Mhz

Signed-off-by: Lang Yu <[email protected]>
---
 drivers/gpu/drm/amd/pm/swsmu/smu11/cyan_skillfish_ppt.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/cyan_skillfish_ppt.c 
b/drivers/gpu/drm/amd/pm/swsmu/smu11/cyan_skillfish_ppt.c
index 2238ee19c222..665905a568eb 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/cyan_skillfish_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/cyan_skillfish_ppt.c
@@ -552,6 +552,14 @@ static int cyan_skillfish_od_edit_dpm_table(struct 
smu_context *smu,
        return ret;
 }
 
+static int cyan_skillfish_get_dpm_ultimate_freq(struct smu_context *smu,
+                                               enum smu_clk_type clk_type,
+                                               uint32_t *min,
+                                               uint32_t *max)
+{
+       return cyan_skillfish_get_current_clk_freq(smu, clk_type, min ? min : 
max);
+}
+
 static const struct pptable_funcs cyan_skillfish_ppt_funcs = {
 
        .check_fw_status = smu_v11_0_check_fw_status,
@@ -565,6 +573,7 @@ static const struct pptable_funcs cyan_skillfish_ppt_funcs 
= {
        .is_dpm_running = cyan_skillfish_is_dpm_running,
        .get_gpu_metrics = cyan_skillfish_get_gpu_metrics,
        .od_edit_dpm_table = cyan_skillfish_od_edit_dpm_table,
+       .get_dpm_ultimate_freq = cyan_skillfish_get_dpm_ultimate_freq,
        .register_irq_handler = smu_v11_0_register_irq_handler,
        .notify_memory_pool_location = smu_v11_0_notify_memory_pool_location,
        .send_smc_msg_with_param = smu_cmn_send_smc_msg_with_param,
-- 
2.25.1

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