[PATCH] drm/amd/powerplay: commit get_performance_level API as DAL needed

[Xu, Feifei]

Reviewed-by: Feifei Xu <Feifei.Xu at amd.com>

-----Original Message-----
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of Evan Quan
Sent: Monday, October 22, 2018 3:20 PM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Xu, Feifei <Feifei.Xu at amd.com>; Quan, Evan <Evan.Quan at amd.com>
Subject: [PATCH] drm/amd/powerplay: commit get_performance_level API as DAL needed

This can suppress the error reported on driver loading. Also these are empty APIs as Vega12/Vega20 has no performance levels.

Change-Id: Ifa322a0e57fe3be4bfd9503f26e8deb7daab096d
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c | 8 ++++++++  drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 9 +++++++++
 2 files changed, 17 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
index 9600e2f226e9..74bc37308dc0 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
@@ -2356,6 +2356,13 @@ static int vega12_gfx_off_control(struct pp_hwmgr *hwmgr, bool enable)
 		return vega12_disable_gfx_off(hwmgr);  }
 
+static int vega12_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
+				PHM_PerformanceLevelDesignation designation, uint32_t index,
+				PHM_PerformanceLevel *level)
+{
+	return 0;
+}
+
 static const struct pp_hwmgr_func vega12_hwmgr_funcs = {
 	.backend_init = vega12_hwmgr_backend_init,
 	.backend_fini = vega12_hwmgr_backend_fini, @@ -2406,6 +2413,7 @@ static const struct pp_hwmgr_func vega12_hwmgr_funcs = {
 	.register_irq_handlers = smu9_register_irq_handlers,
 	.start_thermal_controller = vega12_start_thermal_controller,
 	.powergate_gfx = vega12_gfx_off_control,
+	.get_performance_level = vega12_get_performance_level,
 };
 
 int vega12_hwmgr_init(struct pp_hwmgr *hwmgr) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index b4dbbb7c334c..894eae4b9d21 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -2041,6 +2041,13 @@ int vega20_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
 	return result;
 }
 
+static int vega20_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
+				PHM_PerformanceLevelDesignation designation, uint32_t index,
+				PHM_PerformanceLevel *level)
+{
+	return 0;
+}
+
 static int vega20_notify_smc_display_config_after_ps_adjustment(
 		struct pp_hwmgr *hwmgr)
 {
@@ -3476,6 +3483,8 @@ static const struct pp_hwmgr_func vega20_hwmgr_funcs = {
 		vega20_set_watermarks_for_clocks_ranges,
 	.display_clock_voltage_request =
 		vega20_display_clock_voltage_request,
+	.get_performance_level =
+		vega20_get_performance_level,
 	/* UMD pstate, profile related */
 	.force_dpm_level =
 		vega20_dpm_force_dpm_level,
--
2.19.1

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