From 2df9c01efac5feef80b89c68eba27289ea0077b4 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Tue, 12 Dec 2017 15:06:10 +0800 Subject: [PATCH 2953/4131] drm/amd/pp: implement dpm_get_sclk/mclk for RV Change-Id: Ia2a7bd1aba039fd7d1034a910dc14a530ef9e6e9 Reviewed-by: Alex Deucher Reviewed-by: Evan Quan Signed-off-by: Rex Zhu --- drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c | 25 +++++++++++++++++++++++-- 1 file changed, 23 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 9703ffc..527576e 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c @@ -524,12 +524,33 @@ static int rv_dpm_force_dpm_level(struct pp_hwmgr *hwmgr, static uint32_t rv_dpm_get_mclk(struct pp_hwmgr *hwmgr, bool low) { - return 0; + struct rv_hwmgr *data; + + if (hwmgr == NULL) + return -EINVAL; + + data = (struct rv_hwmgr *)(hwmgr->backend); + + if (low) + return data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk; + else + return data->clock_vol_info.vdd_dep_on_fclk->entries[ + data->clock_vol_info.vdd_dep_on_fclk->count - 1].clk; } static uint32_t rv_dpm_get_sclk(struct pp_hwmgr *hwmgr, bool low) { - return 0; + struct rv_hwmgr *data; + + if (hwmgr == NULL) + return -EINVAL; + + data = (struct rv_hwmgr *)(hwmgr->backend); + + if (low) + return data->gfx_min_freq_limit; + else + return data->gfx_max_freq_limit; } static int rv_dpm_patch_boot_state(struct pp_hwmgr *hwmgr, -- 2.7.4