From 986b21b8c88d7c2a862e774dd987120b1d8c89ed Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Tue, 14 May 2019 10:38:42 +0800 Subject: [PATCH] drm/amd/powerplay: support uclk activity retrieve on sw smu routine Support realtime uclk activity report. Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index c139f5f75464..93ad3997becc 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -1123,6 +1123,7 @@ static int smu_v11_0_get_metrics_table(struct smu_context *smu, } static int smu_v11_0_get_current_activity_percent(struct smu_context *smu, + enum amd_pp_sensors sensor, uint32_t *value) { int ret = 0; @@ -1135,7 +1136,17 @@ static int smu_v11_0_get_current_activity_percent(struct smu_context *smu, if (ret) return ret; - *value = metrics.AverageGfxActivity; + switch (sensor) { + case AMDGPU_PP_SENSOR_GPU_LOAD: + *value = metrics.AverageGfxActivity; + break; + case AMDGPU_PP_SENSOR_MEM_LOAD: + *value = metrics.AverageUclkActivity; + break; + default: + pr_err("Invalid sensor for retrieving clock activity\n"); + return -EINVAL; + } return 0; } @@ -1210,7 +1221,9 @@ static int smu_v11_0_read_sensor(struct smu_context *smu, int ret = 0; switch (sensor) { case AMDGPU_PP_SENSOR_GPU_LOAD: + case AMDGPU_PP_SENSOR_MEM_LOAD: ret = smu_v11_0_get_current_activity_percent(smu, + sensor, (uint32_t *)data); *size = 4; break; -- 2.30.2