[PATCH 02/16] drm/amd/powerplay: implement a common set dpm table API for smu V11

[Evan Quan]

Maximum the code sharing around smu V11.

Change-Id: Ice0a874f3f70457f1012ca566f9f784ff3e9cd94
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h |  4 ++
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c     | 38 +++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
index 289c571d6e4e..14d6eef8cf17 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
@@ -285,6 +285,10 @@ int smu_v11_0_get_dpm_level_count(struct smu_context *smu,
 				  enum smu_clk_type clk_type,
 				  uint32_t *value);
 
+int smu_v11_0_set_single_dpm_table(struct smu_context *smu,
+				   enum smu_clk_type clk_type,
+				   struct smu_11_0_dpm_table *single_dpm_table);
+
 int smu_v11_0_get_dpm_level_range(struct smu_context *smu,
 				  enum smu_clk_type clk_type,
 				  uint32_t *min_value,
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 03be59492af1..7206b9f76042 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1951,6 +1951,44 @@ int smu_v11_0_get_dpm_level_count(struct smu_context *smu,
 					       value);
 }
 
+int smu_v11_0_set_single_dpm_table(struct smu_context *smu,
+				   enum smu_clk_type clk_type,
+				   struct smu_11_0_dpm_table *single_dpm_table)
+{
+	int ret = 0;
+	uint32_t clk;
+	int i;
+
+	ret = smu_v11_0_get_dpm_level_count(smu,
+					    clk_type,
+					    &single_dpm_table->count);
+	if (ret) {
+		dev_err(smu->adev->dev, "[%s] failed to get dpm levels!\n", __func__);
+		return ret;
+	}
+
+	for (i = 0; i < single_dpm_table->count; i++) {
+		ret = smu_v11_0_get_dpm_freq_by_index(smu,
+						      clk_type,
+						      i,
+						      &clk);
+		if (ret) {
+			dev_err(smu->adev->dev, "[%s] failed to get dpm freq by index!\n", __func__);
+			return ret;
+		}
+
+		single_dpm_table->dpm_levels[i].value = clk;
+		single_dpm_table->dpm_levels[i].enabled = true;
+
+		if (i == 0)
+			single_dpm_table->min = clk;
+		else if (i == single_dpm_table->count - 1)
+			single_dpm_table->max = clk;
+	}
+
+	return 0;
+}
+
 int smu_v11_0_get_dpm_level_range(struct smu_context *smu,
 				  enum smu_clk_type clk_type,
 				  uint32_t *min_value,
-- 
2.27.0