drm/radeon/kms: add dpm support for sumo asics (v2)
This adds dpm support for sumo asics. This includes:
- clockgating
- powergating
- dynamic engine clock scaling
- dynamic voltage scaling
set radeon.dpm=1 to enable it.
v2: fix indention
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
diff --git a/drivers/gpu/drm/radeon/sumo_dpm.h b/drivers/gpu/drm/radeon/sumo_dpm.h
new file mode 100644
index 0000000..561bee1
--- /dev/null
+++ b/drivers/gpu/drm/radeon/sumo_dpm.h
@@ -0,0 +1,199 @@
+/*
+ * Copyright 2012 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+#ifndef __SUMO_DPM_H__
+#define __SUMO_DPM_H__
+
+#define SUMO_MAX_HARDWARE_POWERLEVELS 5
+#define SUMO_PM_NUMBER_OF_TC 15
+
+struct sumo_pl {
+ u32 sclk;
+ u32 vddc_index;
+ u32 ds_divider_index;
+ u32 ss_divider_index;
+ u32 allow_gnb_slow;
+ u32 sclk_dpm_tdp_limit;
+};
+
+/* used for the flags field */
+#define SUMO_POWERSTATE_FLAGS_FORCE_NBPS1_STATE (1 << 0)
+#define SUMO_POWERSTATE_FLAGS_BOOST_STATE (1 << 1)
+
+struct sumo_ps {
+ struct sumo_pl levels[SUMO_MAX_HARDWARE_POWERLEVELS];
+ u32 num_levels;
+ /* flags */
+ u32 flags;
+};
+
+#define NUMBER_OF_M3ARB_PARAM_SETS 10
+#define SUMO_MAX_NUMBER_VOLTAGES 4
+
+struct sumo_disp_clock_voltage_mapping_table {
+ u32 num_max_voltage_levels;
+ u32 display_clock_frequency[SUMO_MAX_NUMBER_VOLTAGES];
+};
+
+struct sumo_vid_mapping_entry {
+ u16 vid_2bit;
+ u16 vid_7bit;
+};
+
+struct sumo_vid_mapping_table {
+ u32 num_entries;
+ struct sumo_vid_mapping_entry entries[SUMO_MAX_NUMBER_VOLTAGES];
+};
+
+struct sumo_sclk_voltage_mapping_entry {
+ u32 sclk_frequency;
+ u16 vid_2bit;
+ u16 rsv;
+};
+
+struct sumo_sclk_voltage_mapping_table {
+ u32 num_max_dpm_entries;
+ struct sumo_sclk_voltage_mapping_entry entries[SUMO_MAX_HARDWARE_POWERLEVELS];
+};
+
+struct sumo_sys_info {
+ u32 bootup_sclk;
+ u32 min_sclk;
+ u32 bootup_uma_clk;
+ u16 bootup_nb_voltage_index;
+ u8 htc_tmp_lmt;
+ u8 htc_hyst_lmt;
+ struct sumo_sclk_voltage_mapping_table sclk_voltage_mapping_table;
+ struct sumo_disp_clock_voltage_mapping_table disp_clk_voltage_mapping_table;
+ struct sumo_vid_mapping_table vid_mapping_table;
+ u32 csr_m3_arb_cntl_default[NUMBER_OF_M3ARB_PARAM_SETS];
+ u32 csr_m3_arb_cntl_uvd[NUMBER_OF_M3ARB_PARAM_SETS];
+ u32 csr_m3_arb_cntl_fs3d[NUMBER_OF_M3ARB_PARAM_SETS];
+ u32 sclk_dpm_boost_margin;
+ u32 sclk_dpm_throttle_margin;
+ u32 sclk_dpm_tdp_limit_pg;
+ u32 gnb_tdp_limit;
+ u32 sclk_dpm_tdp_limit_boost;
+ u32 boost_sclk;
+ u32 boost_vid_2bit;
+ bool enable_boost;
+};
+
+struct sumo_power_info {
+ u32 asi;
+ u32 pasi;
+ u32 bsp;
+ u32 bsu;
+ u32 pbsp;
+ u32 pbsu;
+ u32 dsp;
+ u32 psp;
+ u32 thermal_auto_throttling;
+ u32 uvd_m3_arbiter;
+ u32 fw_version;
+ struct sumo_sys_info sys_info;
+ struct sumo_pl acpi_pl;
+ struct sumo_pl boot_pl;
+ struct sumo_pl boost_pl;
+ struct sumo_ps current_ps;
+ bool disable_gfx_power_gating_in_uvd;
+ bool driver_nbps_policy_disable;
+ bool enable_alt_vddnb;
+ bool enable_dynamic_m3_arbiter;
+ bool enable_gfx_clock_gating;
+ bool enable_gfx_power_gating;
+ bool enable_mg_clock_gating;
+ bool enable_sclk_ds;
+ bool enable_auto_thermal_throttling;
+ bool enable_dynamic_patch_ps;
+ bool enable_dpm;
+ bool enable_boost;
+};
+
+#define SUMO_UTC_DFLT_00 0x48
+#define SUMO_UTC_DFLT_01 0x44
+#define SUMO_UTC_DFLT_02 0x44
+#define SUMO_UTC_DFLT_03 0x44
+#define SUMO_UTC_DFLT_04 0x44
+#define SUMO_UTC_DFLT_05 0x44
+#define SUMO_UTC_DFLT_06 0x44
+#define SUMO_UTC_DFLT_07 0x44
+#define SUMO_UTC_DFLT_08 0x44
+#define SUMO_UTC_DFLT_09 0x44
+#define SUMO_UTC_DFLT_10 0x44
+#define SUMO_UTC_DFLT_11 0x44
+#define SUMO_UTC_DFLT_12 0x44
+#define SUMO_UTC_DFLT_13 0x44
+#define SUMO_UTC_DFLT_14 0x44
+
+#define SUMO_DTC_DFLT_00 0x48
+#define SUMO_DTC_DFLT_01 0x44
+#define SUMO_DTC_DFLT_02 0x44
+#define SUMO_DTC_DFLT_03 0x44
+#define SUMO_DTC_DFLT_04 0x44
+#define SUMO_DTC_DFLT_05 0x44
+#define SUMO_DTC_DFLT_06 0x44
+#define SUMO_DTC_DFLT_07 0x44
+#define SUMO_DTC_DFLT_08 0x44
+#define SUMO_DTC_DFLT_09 0x44
+#define SUMO_DTC_DFLT_10 0x44
+#define SUMO_DTC_DFLT_11 0x44
+#define SUMO_DTC_DFLT_12 0x44
+#define SUMO_DTC_DFLT_13 0x44
+#define SUMO_DTC_DFLT_14 0x44
+
+#define SUMO_AH_DFLT 5
+
+#define SUMO_R_DFLT0 70
+#define SUMO_R_DFLT1 70
+#define SUMO_R_DFLT2 70
+#define SUMO_R_DFLT3 70
+#define SUMO_R_DFLT4 100
+
+#define SUMO_L_DFLT0 0
+#define SUMO_L_DFLT1 20
+#define SUMO_L_DFLT2 20
+#define SUMO_L_DFLT3 20
+#define SUMO_L_DFLT4 20
+#define SUMO_VRC_DFLT 0x30033
+#define SUMO_MGCGTTLOCAL0_DFLT 0
+#define SUMO_MGCGTTLOCAL1_DFLT 0
+#define SUMO_GICST_DFLT 19
+#define SUMO_SST_DFLT 8
+#define SUMO_VOLTAGEDROPT_DFLT 1
+#define SUMO_GFXPOWERGATINGT_DFLT 100
+
+/* sumo_dpm.c */
+u32 sumo_get_xclk(struct radeon_device *rdev);
+
+
+/* sumo_smc.c */
+void sumo_initialize_m3_arb(struct radeon_device *rdev);
+void sumo_smu_pg_init(struct radeon_device *rdev);
+void sumo_set_tdp_limit(struct radeon_device *rdev, u32 index, u32 tdp_limit);
+void sumo_smu_notify_alt_vddnb_change(struct radeon_device *rdev,
+ bool powersaving, bool force_nbps1);
+void sumo_boost_state_enable(struct radeon_device *rdev, bool enable);
+void sumo_enable_boost_timer(struct radeon_device *rdev);
+u32 sumo_get_running_fw_version(struct radeon_device *rdev);
+
+#endif