File-copy from v4.4.100
This is the result of 'cp' from a linux-stable tree with the 'v4.4.100'
tag checked out (commit 26d6298789e695c9f627ce49a7bbd2286405798a) on
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Please refer to that tree for all history prior to this point.
Change-Id: I8a9ee2aea93cd29c52c847d0ce33091a73ae6afe
diff --git a/drivers/gpu/drm/radeon/cypress_dpm.h b/drivers/gpu/drm/radeon/cypress_dpm.h
new file mode 100644
index 0000000..4c3f18c
--- /dev/null
+++ b/drivers/gpu/drm/radeon/cypress_dpm.h
@@ -0,0 +1,160 @@
+/*
+ * Copyright 2011 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 __CYPRESS_DPM_H__
+#define __CYPRESS_DPM_H__
+
+#include "rv770_dpm.h"
+#include "evergreen_smc.h"
+
+struct evergreen_mc_reg_entry {
+ u32 mclk_max;
+ u32 mc_data[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
+};
+
+struct evergreen_mc_reg_table {
+ u8 last;
+ u8 num_entries;
+ u16 valid_flag;
+ struct evergreen_mc_reg_entry mc_reg_table_entry[MAX_AC_TIMING_ENTRIES];
+ SMC_Evergreen_MCRegisterAddress mc_reg_address[SMC_EVERGREEN_MC_REGISTER_ARRAY_SIZE];
+};
+
+struct evergreen_ulv_param {
+ bool supported;
+ struct rv7xx_pl *pl;
+};
+
+struct evergreen_arb_registers {
+ u32 mc_arb_dram_timing;
+ u32 mc_arb_dram_timing2;
+ u32 mc_arb_rfsh_rate;
+ u32 mc_arb_burst_time;
+};
+
+struct at {
+ u32 rlp;
+ u32 rmp;
+ u32 lhp;
+ u32 lmp;
+};
+
+struct evergreen_power_info {
+ /* must be first! */
+ struct rv7xx_power_info rv7xx;
+ /* flags */
+ bool vddci_control;
+ bool dynamic_ac_timing;
+ bool abm;
+ bool mcls;
+ bool light_sleep;
+ bool memory_transition;
+ bool pcie_performance_request;
+ bool pcie_performance_request_registered;
+ bool sclk_deep_sleep;
+ bool dll_default_on;
+ bool ls_clock_gating;
+ bool smu_uvd_hs;
+ bool uvd_enabled;
+ /* stored values */
+ u16 acpi_vddci;
+ u8 mvdd_high_index;
+ u8 mvdd_low_index;
+ u32 mclk_edc_wr_enable_threshold;
+ struct evergreen_mc_reg_table mc_reg_table;
+ struct atom_voltage_table vddc_voltage_table;
+ struct atom_voltage_table vddci_voltage_table;
+ struct evergreen_arb_registers bootup_arb_registers;
+ struct evergreen_ulv_param ulv;
+ struct at ats[2];
+ /* smc offsets */
+ u16 mc_reg_table_start;
+ struct radeon_ps current_rps;
+ struct rv7xx_ps current_ps;
+ struct radeon_ps requested_rps;
+ struct rv7xx_ps requested_ps;
+};
+
+#define CYPRESS_HASI_DFLT 400000
+#define CYPRESS_MGCGTTLOCAL0_DFLT 0x00000000
+#define CYPRESS_MGCGTTLOCAL1_DFLT 0x00000000
+#define CYPRESS_MGCGTTLOCAL2_DFLT 0x00000000
+#define CYPRESS_MGCGTTLOCAL3_DFLT 0x00000000
+#define CYPRESS_MGCGCGTSSMCTRL_DFLT 0x81944bc0
+#define REDWOOD_MGCGCGTSSMCTRL_DFLT 0x6e944040
+#define CEDAR_MGCGCGTSSMCTRL_DFLT 0x46944040
+#define CYPRESS_VRC_DFLT 0xC00033
+
+#define PCIE_PERF_REQ_REMOVE_REGISTRY 0
+#define PCIE_PERF_REQ_FORCE_LOWPOWER 1
+#define PCIE_PERF_REQ_PECI_GEN1 2
+#define PCIE_PERF_REQ_PECI_GEN2 3
+#define PCIE_PERF_REQ_PECI_GEN3 4
+
+int cypress_convert_power_level_to_smc(struct radeon_device *rdev,
+ struct rv7xx_pl *pl,
+ RV770_SMC_HW_PERFORMANCE_LEVEL *level,
+ u8 watermark_level);
+int cypress_populate_smc_acpi_state(struct radeon_device *rdev,
+ RV770_SMC_STATETABLE *table);
+int cypress_populate_smc_voltage_tables(struct radeon_device *rdev,
+ RV770_SMC_STATETABLE *table);
+int cypress_populate_smc_initial_state(struct radeon_device *rdev,
+ struct radeon_ps *radeon_initial_state,
+ RV770_SMC_STATETABLE *table);
+u32 cypress_calculate_burst_time(struct radeon_device *rdev,
+ u32 engine_clock, u32 memory_clock);
+void cypress_notify_link_speed_change_before_state_change(struct radeon_device *rdev,
+ struct radeon_ps *radeon_new_state,
+ struct radeon_ps *radeon_current_state);
+int cypress_upload_sw_state(struct radeon_device *rdev,
+ struct radeon_ps *radeon_new_state);
+int cypress_upload_mc_reg_table(struct radeon_device *rdev,
+ struct radeon_ps *radeon_new_state);
+void cypress_program_memory_timing_parameters(struct radeon_device *rdev,
+ struct radeon_ps *radeon_new_state);
+void cypress_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
+ struct radeon_ps *radeon_new_state,
+ struct radeon_ps *radeon_current_state);
+int cypress_construct_voltage_tables(struct radeon_device *rdev);
+int cypress_get_mvdd_configuration(struct radeon_device *rdev);
+void cypress_enable_spread_spectrum(struct radeon_device *rdev,
+ bool enable);
+void cypress_enable_display_gap(struct radeon_device *rdev);
+int cypress_get_table_locations(struct radeon_device *rdev);
+int cypress_populate_mc_reg_table(struct radeon_device *rdev,
+ struct radeon_ps *radeon_boot_state);
+void cypress_program_response_times(struct radeon_device *rdev);
+int cypress_notify_smc_display_change(struct radeon_device *rdev,
+ bool has_display);
+void cypress_enable_sclk_control(struct radeon_device *rdev,
+ bool enable);
+void cypress_enable_mclk_control(struct radeon_device *rdev,
+ bool enable);
+void cypress_start_dpm(struct radeon_device *rdev);
+void cypress_advertise_gen2_capability(struct radeon_device *rdev);
+u32 cypress_map_clkf_to_ibias(struct radeon_device *rdev, u32 clkf);
+u8 cypress_get_mclk_frequency_ratio(struct radeon_device *rdev,
+ u32 memory_clock, bool strobe_mode);
+u8 cypress_get_strobe_mode_settings(struct radeon_device *rdev, u32 mclk);
+
+#endif