From 88ed3377d0a6175233414dcd21b751a40f86fa29 Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Tue, 26 Sep 2017 11:49:28 +0800 Subject: [PATCH] drm/amd/powerplay: get raven current sclk and mclk (v2) v2: squash in rebase fix (Tom) Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Reviewed-by: Junwei Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c | 28 ++++++++++++++++++++++++-- 1 file changed, 26 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c index 1ba69d6..a0c36f2 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c @@ -850,13 +850,37 @@ static int rv_thermal_get_temperature(struct pp_hwmgr *hwmgr) static int rv_read_sensor(struct pp_hwmgr *hwmgr, int idx, void *value, int *size) { + uint32_t sclk, mclk; + int ret = 0; + switch (idx) { + case AMDGPU_PP_SENSOR_GFX_SCLK: + ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetGfxclkFrequency); + if (!ret) { + rv_read_arg_from_smc(hwmgr, &sclk); + /* in units of 10KHZ */ + *((uint32_t *)value) = sclk * 100; + *size = 4; + } + break; + case AMDGPU_PP_SENSOR_GFX_MCLK: + ret = smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetFclkFrequency); + if (!ret) { + rv_read_arg_from_smc(hwmgr, &mclk); + /* in units of 10KHZ */ + *((uint32_t *)value) = mclk * 100; + *size = 4; + } + break; case AMDGPU_PP_SENSOR_GPU_TEMP: *((uint32_t *)value) = rv_thermal_get_temperature(hwmgr); - return 0; + break; default: - return -EINVAL; + ret = -EINVAL; + break; } + + return ret; } static const struct pp_hwmgr_func rv_hwmgr_funcs = { -- 2.7.4