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authorRex Zhu <Rex.Zhu@amd.com>2018-04-18 21:09:35 +0800
committerAlex Deucher <alexander.deucher@amd.com>2018-05-15 13:43:47 -0500
commitd389d607e60809726fe818113c80f5fc3aac4675 (patch)
tree7e3b331ae8624a284881245346dd94f05c3ff3f2 /drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
parentca6e0c5bdc44a2cd7152002191a8107fc566084f (diff)
drm/amd/pp: Change voltage/clk range for OD feature on VI
read vddc range from vbios. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c')
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c60
1 files changed, 40 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index 965459326652..e1196372a6ba 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -838,6 +838,33 @@ static int smu7_odn_initial_default_setting(struct pp_hwmgr *hwmgr)
return 0;
}
+static void smu7_setup_voltage_range_from_vbios(struct pp_hwmgr *hwmgr)
+{
+ struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
+ struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table;
+ struct phm_ppt_v1_information *table_info =
+ (struct phm_ppt_v1_information *)(hwmgr->pptable);
+ uint32_t min_vddc, max_vddc;
+
+ if (!table_info)
+ return;
+
+ dep_sclk_table = table_info->vdd_dep_on_sclk;
+
+ atomctrl_get_voltage_range(hwmgr, &max_vddc, &min_vddc);
+
+ if (min_vddc == 0 || min_vddc > 2000
+ || min_vddc > dep_sclk_table->entries[0].vddc)
+ min_vddc = dep_sclk_table->entries[0].vddc;
+
+ if (max_vddc == 0 || max_vddc > 2000
+ || max_vddc < dep_sclk_table->entries[dep_sclk_table->count-1].vddc)
+ max_vddc = dep_sclk_table->entries[dep_sclk_table->count-1].vddc;
+
+ data->odn_dpm_table.min_vddc = min_vddc;
+ data->odn_dpm_table.max_vddc = max_vddc;
+}
+
static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr)
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
@@ -856,8 +883,10 @@ static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr)
sizeof(struct smu7_dpm_table));
/* initialize ODN table */
- if (hwmgr->od_enabled)
+ if (hwmgr->od_enabled) {
+ smu7_setup_voltage_range_from_vbios(hwmgr);
smu7_odn_initial_default_setting(hwmgr);
+ }
return 0;
}
@@ -4605,36 +4634,27 @@ static bool smu7_check_clk_voltage_valid(struct pp_hwmgr *hwmgr,
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
- struct phm_ppt_v1_information *table_info =
- (struct phm_ppt_v1_information *)(hwmgr->pptable);
- uint32_t min_vddc;
- struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table;
-
- if (table_info == NULL)
- return false;
-
- dep_sclk_table = table_info->vdd_dep_on_sclk;
- min_vddc = dep_sclk_table->entries[0].vddc;
-
- if (voltage < min_vddc || voltage > 2000) {
- pr_info("OD voltage is out of range [%d - 2000] mV\n", min_vddc);
+ if (voltage < data->odn_dpm_table.min_vddc || voltage > data->odn_dpm_table.max_vddc) {
+ pr_info("OD voltage is out of range [%d - %d] mV\n",
+ data->odn_dpm_table.min_vddc,
+ data->odn_dpm_table.max_vddc);
return false;
}
if (type == PP_OD_EDIT_SCLK_VDDC_TABLE) {
- if (data->vbios_boot_state.sclk_bootup_value > clk ||
+ if (data->golden_dpm_table.sclk_table.dpm_levels[0].value > clk ||
hwmgr->platform_descriptor.overdriveLimit.engineClock < clk) {
pr_info("OD engine clock is out of range [%d - %d] MHz\n",
- data->vbios_boot_state.sclk_bootup_value,
- hwmgr->platform_descriptor.overdriveLimit.engineClock / 100);
+ data->golden_dpm_table.sclk_table.dpm_levels[0].value/100,
+ hwmgr->platform_descriptor.overdriveLimit.engineClock/100);
return false;
}
} else if (type == PP_OD_EDIT_MCLK_VDDC_TABLE) {
- if (data->vbios_boot_state.mclk_bootup_value > clk ||
+ if (data->golden_dpm_table.mclk_table.dpm_levels[0].value > clk ||
hwmgr->platform_descriptor.overdriveLimit.memoryClock < clk) {
pr_info("OD memory clock is out of range [%d - %d] MHz\n",
- data->vbios_boot_state.mclk_bootup_value/100,
- hwmgr->platform_descriptor.overdriveLimit.memoryClock / 100);
+ data->golden_dpm_table.mclk_table.dpm_levels[0].value/100,
+ hwmgr->platform_descriptor.overdriveLimit.memoryClock/100);
return false;
}
} else {