cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ddc_regs.h (5540B)


      1/*
      2 * Copyright 2012-16 Advanced Micro Devices, Inc.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
      5 * copy of this software and associated documentation files (the "Software"),
      6 * to deal in the Software without restriction, including without limitation
      7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8 * and/or sell copies of the Software, and to permit persons to whom the
      9 * Software is furnished to do so, subject to the following conditions:
     10 *
     11 * The above copyright notice and this permission notice shall be included in
     12 * all copies or substantial portions of the Software.
     13 *
     14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 * OTHER DEALINGS IN THE SOFTWARE.
     21 *
     22 * Authors: AMD
     23 *
     24 */
     25
     26#ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_DDC_REGS_H_
     27#define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_DDC_REGS_H_
     28
     29#include "gpio_regs.h"
     30
     31/****************************** new register headers */
     32/*** following in header */
     33
     34#define DDC_GPIO_REG_LIST_ENTRY(type,cd,id) \
     35	.type ## _reg =   REG(DC_GPIO_DDC ## id ## _ ## type),\
     36	.type ## _mask =  DC_GPIO_DDC ## id ## _ ## type ## __DC_GPIO_DDC ## id ## cd ## _ ## type ## _MASK,\
     37	.type ## _shift = DC_GPIO_DDC ## id ## _ ## type ## __DC_GPIO_DDC ## id ## cd ## _ ## type ## __SHIFT
     38
     39#define DDC_GPIO_REG_LIST(cd,id) \
     40	{\
     41	DDC_GPIO_REG_LIST_ENTRY(MASK,cd,id),\
     42	DDC_GPIO_REG_LIST_ENTRY(A,cd,id),\
     43	DDC_GPIO_REG_LIST_ENTRY(EN,cd,id),\
     44	DDC_GPIO_REG_LIST_ENTRY(Y,cd,id)\
     45	}
     46
     47#define DDC_REG_LIST(cd,id) \
     48	DDC_GPIO_REG_LIST(cd,id),\
     49	.ddc_setup = REG(DC_I2C_DDC ## id ## _SETUP)
     50
     51	#define DDC_REG_LIST_DCN2(cd, id) \
     52	DDC_GPIO_REG_LIST(cd, id),\
     53	.ddc_setup = REG(DC_I2C_DDC ## id ## _SETUP),\
     54	.phy_aux_cntl = REG(PHY_AUX_CNTL), \
     55	.dc_gpio_aux_ctrl_5 = REG(DC_GPIO_AUX_CTRL_5)
     56
     57#define DDC_GPIO_VGA_REG_LIST_ENTRY(type,cd)\
     58	.type ## _reg =   REG(DC_GPIO_DDCVGA_ ## type),\
     59	.type ## _mask =  DC_GPIO_DDCVGA_ ## type ## __DC_GPIO_DDCVGA ## cd ## _ ## type ## _MASK,\
     60	.type ## _shift = DC_GPIO_DDCVGA_ ## type ## __DC_GPIO_DDCVGA ## cd ## _ ## type ## __SHIFT
     61
     62#define DDC_GPIO_VGA_REG_LIST(cd) \
     63	{\
     64	DDC_GPIO_VGA_REG_LIST_ENTRY(MASK,cd),\
     65	DDC_GPIO_VGA_REG_LIST_ENTRY(A,cd),\
     66	DDC_GPIO_VGA_REG_LIST_ENTRY(EN,cd),\
     67	DDC_GPIO_VGA_REG_LIST_ENTRY(Y,cd)\
     68	}
     69
     70#define DDC_VGA_REG_LIST(cd) \
     71	DDC_GPIO_VGA_REG_LIST(cd),\
     72	.ddc_setup = mmDC_I2C_DDCVGA_SETUP
     73
     74#define DDC_GPIO_I2C_REG_LIST_ENTRY(type,cd) \
     75	.type ## _reg =   REG(DC_GPIO_I2CPAD_ ## type),\
     76	.type ## _mask =  DC_GPIO_I2CPAD_ ## type ## __DC_GPIO_ ## cd ## _ ## type ## _MASK,\
     77	.type ## _shift = DC_GPIO_I2CPAD_ ## type ## __DC_GPIO_ ## cd ## _ ## type ## __SHIFT
     78
     79#define DDC_GPIO_I2C_REG_LIST(cd) \
     80	{\
     81	DDC_GPIO_I2C_REG_LIST_ENTRY(MASK,cd),\
     82	DDC_GPIO_I2C_REG_LIST_ENTRY(A,cd),\
     83	DDC_GPIO_I2C_REG_LIST_ENTRY(EN,cd),\
     84	DDC_GPIO_I2C_REG_LIST_ENTRY(Y,cd)\
     85	}
     86
     87#define DDC_I2C_REG_LIST(cd) \
     88	DDC_GPIO_I2C_REG_LIST(cd),\
     89	.ddc_setup = 0
     90
     91#define DDC_I2C_REG_LIST_DCN2(cd) \
     92	DDC_GPIO_I2C_REG_LIST(cd),\
     93	.ddc_setup = 0,\
     94	.phy_aux_cntl = REG(PHY_AUX_CNTL), \
     95	.dc_gpio_aux_ctrl_5 = REG(DC_GPIO_AUX_CTRL_5)
     96#define DDC_MASK_SH_LIST_COMMON(mask_sh) \
     97		SF_DDC(DC_I2C_DDC1_SETUP, DC_I2C_DDC1_ENABLE, mask_sh),\
     98		SF_DDC(DC_I2C_DDC1_SETUP, DC_I2C_DDC1_EDID_DETECT_ENABLE, mask_sh),\
     99		SF_DDC(DC_I2C_DDC1_SETUP, DC_I2C_DDC1_EDID_DETECT_MODE, mask_sh),\
    100		SF_DDC(DC_GPIO_DDC1_MASK, DC_GPIO_DDC1DATA_PD_EN, mask_sh),\
    101		SF_DDC(DC_GPIO_DDC1_MASK, DC_GPIO_DDC1CLK_PD_EN, mask_sh),\
    102		SF_DDC(DC_GPIO_DDC1_MASK, AUX_PAD1_MODE, mask_sh)
    103
    104#define DDC_MASK_SH_LIST(mask_sh) \
    105		DDC_MASK_SH_LIST_COMMON(mask_sh),\
    106		SF_DDC(DC_GPIO_I2CPAD_MASK, DC_GPIO_SDA_PD_DIS, mask_sh),\
    107		SF_DDC(DC_GPIO_I2CPAD_MASK, DC_GPIO_SCL_PD_DIS, mask_sh)
    108
    109#define DDC_MASK_SH_LIST_DCN2(mask_sh, cd) \
    110	{DDC_MASK_SH_LIST_COMMON(mask_sh),\
    111	0,\
    112	0,\
    113	(PHY_AUX_CNTL__AUX## cd ##_PAD_RXSEL## mask_sh),\
    114	(DC_GPIO_AUX_CTRL_5__DDC_PAD## cd ##_I2CMODE## mask_sh)}
    115
    116struct ddc_registers {
    117	struct gpio_registers gpio;
    118	uint32_t ddc_setup;
    119	uint32_t phy_aux_cntl;
    120	uint32_t dc_gpio_aux_ctrl_5;
    121};
    122
    123struct ddc_sh_mask {
    124	/* i2c_dd_setup */
    125	uint32_t DC_I2C_DDC1_ENABLE;
    126	uint32_t DC_I2C_DDC1_EDID_DETECT_ENABLE;
    127	uint32_t DC_I2C_DDC1_EDID_DETECT_MODE;
    128	/* ddc1_mask */
    129	uint32_t DC_GPIO_DDC1DATA_PD_EN;
    130	uint32_t DC_GPIO_DDC1CLK_PD_EN;
    131	uint32_t AUX_PAD1_MODE;
    132	/* i2cpad_mask */
    133	uint32_t DC_GPIO_SDA_PD_DIS;
    134	uint32_t DC_GPIO_SCL_PD_DIS;
    135	//phy_aux_cntl
    136	uint32_t AUX_PAD_RXSEL;
    137	uint32_t DDC_PAD_I2CMODE;
    138};
    139
    140
    141
    142/*** following in dc_resource */
    143
    144#define ddc_data_regs(id) \
    145{\
    146	DDC_REG_LIST(DATA,id)\
    147}
    148
    149#define ddc_clk_regs(id) \
    150{\
    151	DDC_REG_LIST(CLK,id)\
    152}
    153
    154#define ddc_vga_data_regs \
    155{\
    156	DDC_VGA_REG_LIST(DATA)\
    157}
    158
    159#define ddc_vga_clk_regs \
    160{\
    161	DDC_VGA_REG_LIST(CLK)\
    162}
    163
    164#define ddc_i2c_data_regs \
    165{\
    166	DDC_I2C_REG_LIST(SDA)\
    167}
    168
    169#define ddc_i2c_clk_regs \
    170{\
    171	DDC_I2C_REG_LIST(SCL)\
    172}
    173#define ddc_data_regs_dcn2(id) \
    174{\
    175	DDC_REG_LIST_DCN2(DATA, id)\
    176}
    177
    178#define ddc_clk_regs_dcn2(id) \
    179{\
    180	DDC_REG_LIST_DCN2(CLK, id)\
    181}
    182
    183#define ddc_i2c_data_regs_dcn2 \
    184{\
    185	DDC_I2C_REG_LIST_DCN2(SDA)\
    186}
    187
    188#define ddc_i2c_clk_regs_dcn2 \
    189{\
    190	DDC_REG_LIST_DCN2(SCL)\
    191}
    192
    193
    194#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_DDC_REGS_H_ */