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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dcn30_vpg.h (7126B)


      1/*
      2 * Copyright 2020 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 __DAL_DCN30_VPG_H__
     27#define __DAL_DCN30_VPG_H__
     28
     29
     30#define DCN30_VPG_FROM_VPG(vpg)\
     31	container_of(vpg, struct dcn30_vpg, base)
     32
     33#define VPG_DCN3_REG_LIST(id) \
     34	SRI(VPG_GENERIC_STATUS, VPG, id), \
     35	SRI(VPG_GENERIC_PACKET_ACCESS_CTRL, VPG, id), \
     36	SRI(VPG_GENERIC_PACKET_DATA, VPG, id), \
     37	SRI(VPG_GSP_FRAME_UPDATE_CTRL, VPG, id), \
     38	SRI(VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG, id)
     39
     40struct dcn30_vpg_registers {
     41	uint32_t VPG_GENERIC_STATUS;
     42	uint32_t VPG_GENERIC_PACKET_ACCESS_CTRL;
     43	uint32_t VPG_GENERIC_PACKET_DATA;
     44	uint32_t VPG_GSP_FRAME_UPDATE_CTRL;
     45	uint32_t VPG_GSP_IMMEDIATE_UPDATE_CTRL;
     46};
     47
     48#define DCN3_VPG_MASK_SH_LIST(mask_sh)\
     49	SE_SF(VPG0_VPG_GENERIC_STATUS, VPG_GENERIC_CONFLICT_OCCURED, mask_sh),\
     50	SE_SF(VPG0_VPG_GENERIC_STATUS, VPG_GENERIC_CONFLICT_CLR, mask_sh),\
     51	SE_SF(VPG0_VPG_GENERIC_PACKET_ACCESS_CTRL, VPG_GENERIC_DATA_INDEX, mask_sh),\
     52	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE0, mask_sh),\
     53	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE1, mask_sh),\
     54	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE2, mask_sh),\
     55	SE_SF(VPG0_VPG_GENERIC_PACKET_DATA, VPG_GENERIC_DATA_BYTE3, mask_sh),\
     56	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC0_FRAME_UPDATE, mask_sh),\
     57	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC1_FRAME_UPDATE, mask_sh),\
     58	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC2_FRAME_UPDATE, mask_sh),\
     59	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC3_FRAME_UPDATE, mask_sh),\
     60	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC4_FRAME_UPDATE, mask_sh),\
     61	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC5_FRAME_UPDATE, mask_sh),\
     62	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC6_FRAME_UPDATE, mask_sh),\
     63	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC7_FRAME_UPDATE, mask_sh),\
     64	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC8_FRAME_UPDATE, mask_sh),\
     65	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC9_FRAME_UPDATE, mask_sh),\
     66	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC10_FRAME_UPDATE, mask_sh),\
     67	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC11_FRAME_UPDATE, mask_sh),\
     68	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC12_FRAME_UPDATE, mask_sh),\
     69	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC13_FRAME_UPDATE, mask_sh),\
     70	SE_SF(VPG0_VPG_GSP_FRAME_UPDATE_CTRL, VPG_GENERIC14_FRAME_UPDATE, mask_sh),\
     71	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC0_IMMEDIATE_UPDATE, mask_sh),\
     72	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC1_IMMEDIATE_UPDATE, mask_sh),\
     73	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC2_IMMEDIATE_UPDATE, mask_sh),\
     74	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC3_IMMEDIATE_UPDATE, mask_sh),\
     75	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC4_IMMEDIATE_UPDATE, mask_sh),\
     76	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC5_IMMEDIATE_UPDATE, mask_sh),\
     77	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC6_IMMEDIATE_UPDATE, mask_sh),\
     78	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC7_IMMEDIATE_UPDATE, mask_sh),\
     79	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC8_IMMEDIATE_UPDATE, mask_sh),\
     80	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC9_IMMEDIATE_UPDATE, mask_sh),\
     81	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC10_IMMEDIATE_UPDATE, mask_sh),\
     82	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC11_IMMEDIATE_UPDATE, mask_sh),\
     83	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC12_IMMEDIATE_UPDATE, mask_sh),\
     84	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC13_IMMEDIATE_UPDATE, mask_sh),\
     85	SE_SF(VPG0_VPG_GSP_IMMEDIATE_UPDATE_CTRL, VPG_GENERIC14_IMMEDIATE_UPDATE, mask_sh)
     86
     87#define VPG_DCN3_REG_FIELD_LIST(type) \
     88	type VPG_GENERIC_CONFLICT_OCCURED;\
     89	type VPG_GENERIC_CONFLICT_CLR;\
     90	type VPG_GENERIC_DATA_INDEX;\
     91	type VPG_GENERIC_DATA_BYTE0;\
     92	type VPG_GENERIC_DATA_BYTE1;\
     93	type VPG_GENERIC_DATA_BYTE2;\
     94	type VPG_GENERIC_DATA_BYTE3;\
     95	type VPG_GENERIC0_FRAME_UPDATE;\
     96	type VPG_GENERIC1_FRAME_UPDATE;\
     97	type VPG_GENERIC2_FRAME_UPDATE;\
     98	type VPG_GENERIC3_FRAME_UPDATE;\
     99	type VPG_GENERIC4_FRAME_UPDATE;\
    100	type VPG_GENERIC5_FRAME_UPDATE;\
    101	type VPG_GENERIC6_FRAME_UPDATE;\
    102	type VPG_GENERIC7_FRAME_UPDATE;\
    103	type VPG_GENERIC8_FRAME_UPDATE;\
    104	type VPG_GENERIC9_FRAME_UPDATE;\
    105	type VPG_GENERIC10_FRAME_UPDATE;\
    106	type VPG_GENERIC11_FRAME_UPDATE;\
    107	type VPG_GENERIC12_FRAME_UPDATE;\
    108	type VPG_GENERIC13_FRAME_UPDATE;\
    109	type VPG_GENERIC14_FRAME_UPDATE;\
    110	type VPG_GENERIC0_IMMEDIATE_UPDATE;\
    111	type VPG_GENERIC1_IMMEDIATE_UPDATE;\
    112	type VPG_GENERIC2_IMMEDIATE_UPDATE;\
    113	type VPG_GENERIC3_IMMEDIATE_UPDATE;\
    114	type VPG_GENERIC4_IMMEDIATE_UPDATE;\
    115	type VPG_GENERIC5_IMMEDIATE_UPDATE;\
    116	type VPG_GENERIC6_IMMEDIATE_UPDATE;\
    117	type VPG_GENERIC7_IMMEDIATE_UPDATE;\
    118	type VPG_GENERIC8_IMMEDIATE_UPDATE;\
    119	type VPG_GENERIC9_IMMEDIATE_UPDATE;\
    120	type VPG_GENERIC10_IMMEDIATE_UPDATE;\
    121	type VPG_GENERIC11_IMMEDIATE_UPDATE;\
    122	type VPG_GENERIC12_IMMEDIATE_UPDATE;\
    123	type VPG_GENERIC13_IMMEDIATE_UPDATE;\
    124	type VPG_GENERIC14_IMMEDIATE_UPDATE
    125
    126
    127struct dcn30_vpg_shift {
    128	VPG_DCN3_REG_FIELD_LIST(uint8_t);
    129};
    130
    131struct dcn30_vpg_mask {
    132	VPG_DCN3_REG_FIELD_LIST(uint32_t);
    133};
    134
    135struct vpg;
    136
    137struct vpg_funcs {
    138	void (*update_generic_info_packet)(
    139		struct vpg *vpg,
    140		uint32_t packet_index,
    141		const struct dc_info_packet *info_packet,
    142		bool immediate_update);
    143
    144	void (*vpg_poweron)(
    145		struct vpg *vpg);
    146
    147	void (*vpg_powerdown)(
    148		struct vpg *vpg);
    149};
    150
    151struct vpg {
    152	const struct vpg_funcs *funcs;
    153	struct dc_context *ctx;
    154	int inst;
    155};
    156
    157struct dcn30_vpg {
    158	struct vpg base;
    159	const struct dcn30_vpg_registers *regs;
    160	const struct dcn30_vpg_shift *vpg_shift;
    161	const struct dcn30_vpg_mask *vpg_mask;
    162};
    163
    164void vpg3_update_generic_info_packet(
    165	struct vpg *vpg,
    166	uint32_t packet_index,
    167	const struct dc_info_packet *info_packet,
    168	bool immediate_update);
    169
    170void vpg3_construct(struct dcn30_vpg *vpg3,
    171	struct dc_context *ctx,
    172	uint32_t inst,
    173	const struct dcn30_vpg_registers *vpg_regs,
    174	const struct dcn30_vpg_shift *vpg_shift,
    175	const struct dcn30_vpg_mask *vpg_mask);
    176
    177
    178#endif