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path: root/drivers/gpu/drm/amd/powerplay/hwmgr
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Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr')
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c22
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h3
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c9
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h2
4 files changed, 35 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
index 4b0a94c..953e0c9 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
@@ -1396,3 +1396,25 @@ int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr,
return 0;
}
+
+int atomctrl_get_svi2_info(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
+ uint8_t *svd_gpio_id, uint8_t *svc_gpio_id,
+ uint16_t *load_line)
+{
+ ATOM_VOLTAGE_OBJECT_INFO_V3_1 *voltage_info =
+ (ATOM_VOLTAGE_OBJECT_INFO_V3_1 *)get_voltage_info_table(hwmgr->device);
+
+ const ATOM_VOLTAGE_OBJECT_V3 *voltage_object;
+
+ PP_ASSERT_WITH_CODE((NULL != voltage_info),
+ "Could not find Voltage Table in BIOS.", return -EINVAL);
+
+ voltage_object = atomctrl_lookup_voltage_type_v3
+ (voltage_info, voltage_type, VOLTAGE_OBJ_SVID2);
+
+ *svd_gpio_id = voltage_object->asSVID2Obj.ucSVDGpioId;
+ *svc_gpio_id = voltage_object->asSVID2Obj.ucSVCGpioId;
+ *load_line = voltage_object->asSVID2Obj.usLoadLine_PSI;
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
index fc898af..e9fe2e8 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
@@ -311,5 +311,8 @@ extern int atomctrl_get_smc_sclk_range_table(struct pp_hwmgr *hwmgr, struct pp_a
extern int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl__avfs_parameters *param);
+extern int atomctrl_get_svi2_info(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
+ uint8_t *svd_gpio_id, uint8_t *svc_gpio_id,
+ uint16_t *load_line);
#endif
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index b1de9e8..f75ee33 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -1383,6 +1383,15 @@ static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr)
data->force_pcie_gen = PP_PCIEGenInvalid;
data->ulv_supported = hwmgr->feature_mask & PP_ULV_MASK ? true : false;
+ if (hwmgr->chip_id == CHIP_POLARIS12 || hwmgr->smumgr->is_kicker) {
+ uint8_t tmp1, tmp2;
+ uint16_t tmp3 = 0;
+ atomctrl_get_svi2_info(hwmgr, VOLTAGE_TYPE_VDDC, &tmp1, &tmp2,
+ &tmp3);
+ tmp3 = (tmp3 >> 5) & 0x3;
+ data->vddc_phase_shed_control = ((tmp3 << 1) | (tmp3 >> 1)) & 0x3;
+ }
+
data->fast_watermark_threshold = 100;
if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h
index 27e7f76..f221e17 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h
@@ -268,7 +268,7 @@ struct smu7_hwmgr {
uint32_t fast_watermark_threshold;
/* ---- Phase Shedding ---- */
- bool vddc_phase_shed_control;
+ uint8_t vddc_phase_shed_control;
/* ---- DI/DT ---- */
struct smu7_display_timing display_timing;
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