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drm/amd/powerplay: get raven max/min gfx clocks (v2) 

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>
This commit is contained in:
Evan Quan 2017-09-26 11:43:35 +08:00 committed by Alex Deucher
parent d0d9db8864
commit 2b95315a58
2 changed files with 22 additions and 0 deletions
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20
drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
View File

@ -421,6 +421,26 @@ static int rv_populate_clock_table(struct pp_hwmgr *hwmgr)
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;
}

2
drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
View File

@ -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;