From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/gpu/drm/radeon/rv6xx_dpm.h | 95 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 drivers/gpu/drm/radeon/rv6xx_dpm.h (limited to 'drivers/gpu/drm/radeon/rv6xx_dpm.h') diff --git a/drivers/gpu/drm/radeon/rv6xx_dpm.h b/drivers/gpu/drm/radeon/rv6xx_dpm.h new file mode 100644 index 000000000..8035d53eb --- /dev/null +++ b/drivers/gpu/drm/radeon/rv6xx_dpm.h @@ -0,0 +1,95 @@ +/* + * 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. + * + * Authors: Alex Deucher + */ + +#ifndef __RV6XX_DPM_H__ +#define __RV6XX_DPM_H__ + +#include "r600_dpm.h" + +/* Represents a single SCLK step. */ +struct rv6xx_sclk_stepping +{ + u32 vco_frequency; + u32 post_divider; +}; + +struct rv6xx_pm_hw_state { + u32 sclks[R600_PM_NUMBER_OF_ACTIVITY_LEVELS]; + u32 mclks[R600_PM_NUMBER_OF_MCLKS]; + u16 vddc[R600_PM_NUMBER_OF_VOLTAGE_LEVELS]; + bool backbias[R600_PM_NUMBER_OF_VOLTAGE_LEVELS]; + bool pcie_gen2[R600_PM_NUMBER_OF_ACTIVITY_LEVELS]; + u8 high_sclk_index; + u8 medium_sclk_index; + u8 low_sclk_index; + u8 high_mclk_index; + u8 medium_mclk_index; + u8 low_mclk_index; + u8 high_vddc_index; + u8 medium_vddc_index; + u8 low_vddc_index; + u8 rp[R600_PM_NUMBER_OF_ACTIVITY_LEVELS]; + u8 lp[R600_PM_NUMBER_OF_ACTIVITY_LEVELS]; +}; + +struct rv6xx_power_info { + /* flags */ + bool voltage_control; + bool sclk_ss; + bool mclk_ss; + bool dynamic_ss; + bool dynamic_pcie_gen2; + bool thermal_protection; + bool display_gap; + bool gfx_clock_gating; + /* clk values */ + u32 fb_div_scale; + u32 spll_ref_div; + u32 mpll_ref_div; + u32 bsu; + u32 bsp; + /* */ + u32 active_auto_throttle_sources; + /* current power state */ + u32 restricted_levels; + struct rv6xx_pm_hw_state hw; +}; + +struct rv6xx_pl { + u32 sclk; + u32 mclk; + u16 vddc; + u32 flags; +}; + +struct rv6xx_ps { + struct rv6xx_pl high; + struct rv6xx_pl medium; + struct rv6xx_pl low; +}; + +#define RV6XX_DEFAULT_VCLK_FREQ 40000 /* 10 khz */ +#define RV6XX_DEFAULT_DCLK_FREQ 30000 /* 10 khz */ + +#endif -- cgit v1.2.3-54-g00ecf