From: Likun Gao <likun....@amd.com>
Add function to support gfx_clk and mem_clk upload min and max dpm level for
smu11.
Signed-off-by: Likun Gao <likun....@amd.com>
Reviewed-by: Evan Quan <evan.q...@amd.com>
Reviewed-by: Huang Rui <ray.hu...@amd.com>
---
drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 72 ++++++++++++++++++++++++++++++
1 file changed, 72 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
index 171cfc8..ff000af 100644
--- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c
@@ -633,6 +633,78 @@ static int vega20_print_clk_levels(struct smu_context *smu,
return size;
}
+static int vega20_upload_dpm_min_level(struct smu_context *smu)
+{
+ struct vega20_dpm_table *dpm_table;
+ struct vega20_single_dpm_table *single_dpm_table;
+ uint32_t min_freq;
+ int ret = 0;
+
+ dpm_table = smu->smu_dpm.dpm_context;
+
+ if (smu_feature_is_enabled(smu, FEATURE_DPM_GFXCLK_BIT)) {
+ single_dpm_table = &(dpm_table->gfx_table);
+ min_freq = single_dpm_table->dpm_state.soft_min_level;
+ ret = smu_send_smc_msg_with_param(smu,
+ SMU_MSG_SetSoftMinByFreq,
+ (PPCLK_GFXCLK << 16) | (min_freq & 0xffff));
+ if (ret) {
+ pr_err("Failed to set soft min gfxclk !\n");
+ return ret;
+ }
+ }
+
+ if (smu_feature_is_enabled(smu, FEATURE_DPM_UCLK_BIT)) {
+ single_dpm_table = &(dpm_table->mem_table);
+ min_freq = single_dpm_table->dpm_state.soft_min_level;
+ ret = smu_send_smc_msg_with_param(smu,
+ SMU_MSG_SetSoftMinByFreq,
+ (PPCLK_UCLK << 16) | (min_freq & 0xffff));
+ if (ret) {
+ pr_err("Failed to set soft min memclk !\n");
+ return ret;
+ }
+ }
+
+ return ret;
+}
+
+static int vega20_upload_dpm_max_level(struct smu_context *smu)
+{
+ struct vega20_dpm_table *dpm_table;
+ struct vega20_single_dpm_table *single_dpm_table;
+ uint32_t max_freq;
+ int ret = 0;
+
+ dpm_table = smu->smu_dpm.dpm_context;
+
+ if (smu_feature_is_enabled(smu, FEATURE_DPM_GFXCLK_BIT)) {
+ single_dpm_table = &(dpm_table->gfx_table);
+ max_freq = single_dpm_table->dpm_state.soft_max_level;
+ ret = smu_send_smc_msg_with_param(smu,
+ SMU_MSG_SetSoftMaxByFreq,
+ (PPCLK_GFXCLK << 16) | (max_freq & 0xffff));
+ if (ret) {
+ pr_err("Failed to set soft max gfxclk !\n");
+ return ret;
+ }
+ }
+
+ if (smu_feature_is_enabled(smu, FEATURE_DPM_UCLK_BIT)) {
+ single_dpm_table = &(dpm_table->mem_table);
+ max_freq = single_dpm_table->dpm_state.soft_max_level;
+ ret = smu_send_smc_msg_with_param(smu,
+ SMU_MSG_SetSoftMaxByFreq,
+ (PPCLK_UCLK << 16) | (max_freq & 0xffff));
+ if (ret) {
+ pr_err("Failed to set soft max memclk !\n");
+ return ret;
+ }
+ }
+
+ return ret;
+}
+
static const struct pptable_funcs vega20_ppt_funcs = {
.alloc_dpm_context = vega20_allocate_dpm_context,
.store_powerplay_table = vega20_store_powerplay_table,
--
2.7.4
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