[PATCH 1/2] drm/amd/pp: Fix pp_sclk/mclk_od not work on Vega10

Rex Zhu Rex.Zhu at amd.com
Wed Oct 31 11:16:51 UTC 2018


not update dpm table with user's setting.

Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 419a1d7..3fd68df 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -3249,6 +3249,37 @@ static int vega10_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
 static int vega10_find_dpm_states_clocks_in_dpm_table(struct pp_hwmgr *hwmgr, const void *input)
 {
 	struct vega10_hwmgr *data = hwmgr->backend;
+	const struct phm_set_power_state_input *states =
+			(const struct phm_set_power_state_input *)input;
+	const struct vega10_power_state *vega10_ps =
+			cast_const_phw_vega10_power_state(states->pnew_state);
+	struct vega10_single_dpm_table *sclk_table = &(data->dpm_table.gfx_table);
+	uint32_t sclk = vega10_ps->performance_levels
+			[vega10_ps->performance_level_count - 1].gfx_clock;
+	struct vega10_single_dpm_table *mclk_table = &(data->dpm_table.mem_table);
+	uint32_t mclk = vega10_ps->performance_levels
+			[vega10_ps->performance_level_count - 1].mem_clock;
+	uint32_t i;
+
+	for (i = 0; i < sclk_table->count; i++) {
+		if (sclk == sclk_table->dpm_levels[i].value)
+			break;
+	}
+
+	if (i >= sclk_table->count) {
+		data->need_update_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
+		sclk_table->dpm_levels[i-1].value = sclk;
+	}
+
+	for (i = 0; i < mclk_table->count; i++) {
+		if (mclk == mclk_table->dpm_levels[i].value)
+			break;
+	}
+
+	if (i >= mclk_table->count) {
+		data->need_update_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
+		mclk_table->dpm_levels[i-1].value = mclk;
+	}
 
 	if (data->display_timing.num_existing_displays != hwmgr->display_config->num_display)
 		data->need_update_dpm_table |= DPMTABLE_UPDATE_MCLK;
-- 
1.9.1



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