From: Evan Quan <evan.quan@amd.com>
Date: Tue, 26 Sep 2017 11:43:35 +0800
Subject: drm/amd/powerplay: get raven max/min gfx clocks (v2)
Git-commit: 2b95315a584f8edd6021af1ce4e6282dd6b8fd9c
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
v2: squash in rebase fix (Tom)
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c | 20 ++++++++++++++++++++
drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h | 2 ++
2 files changed, 22 insertions(+)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
@@ -421,6 +421,26 @@ static int rv_populate_clock_table(struc
rv_get_clock_voltage_dependency_table(hwmgr, &pinfo->vdd_dep_on_phyclk,
ARRAY_SIZE(VddPhyClk), &VddPhyClk[0]);
+ PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr,
+ PPSMC_MSG_GetMinGfxclkFrequency),
+ "Attempt to get min GFXCLK Failed!",
+ return -1);
+ PP_ASSERT_WITH_CODE(!rv_read_arg_from_smc(hwmgr,
+ &result),
+ "Attempt to get min GFXCLK Failed!",
+ return -1);
+ rv_data->gfx_min_freq_limit = result * 100;
+
+ PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(hwmgr,
+ PPSMC_MSG_GetMaxGfxclkFrequency),
+ "Attempt to get max GFXCLK Failed!",
+ return -1);
+ PP_ASSERT_WITH_CODE(!rv_read_arg_from_smc(hwmgr,
+ &result),
+ "Attempt to get max GFXCLK Failed!",
+ return -1);
+ rv_data->gfx_max_freq_limit = result * 100;
+
return 0;
}
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
@@ -283,6 +283,8 @@ struct rv_hwmgr {
uint32_t vclk_soft_min;
uint32_t dclk_soft_min;
uint32_t gfx_actual_soft_min_freq;
+ uint32_t gfx_min_freq_limit;
+ uint32_t gfx_max_freq_limit;
bool vcn_power_gated;
bool vcn_dpg_mode;