diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mmsch_v3_0.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mmsch_v3_0.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmsch_v3_0.h b/drivers/gpu/drm/amd/amdgpu/mmsch_v3_0.h new file mode 100644 index 000000000..3e4e858a6 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/mmsch_v3_0.h @@ -0,0 +1,130 @@ +/* + * Copyright 2020 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 __MMSCH_V3_0_H__ +#define __MMSCH_V3_0_H__ + +#include "amdgpu_vcn.h" + +#define MMSCH_VERSION_MAJOR 3 +#define MMSCH_VERSION_MINOR 0 +#define MMSCH_VERSION (MMSCH_VERSION_MAJOR << 16 | MMSCH_VERSION_MINOR) + +enum mmsch_v3_0_command_type { + MMSCH_COMMAND__DIRECT_REG_WRITE = 0, + MMSCH_COMMAND__DIRECT_REG_POLLING = 2, + MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE = 3, + MMSCH_COMMAND__INDIRECT_REG_WRITE = 8, + MMSCH_COMMAND__END = 0xf +}; + +struct mmsch_v3_0_table_info { + uint32_t init_status; + uint32_t table_offset; + uint32_t table_size; +}; + +struct mmsch_v3_0_init_header { + uint32_t version; + uint32_t total_size; + struct mmsch_v3_0_table_info inst[AMDGPU_MAX_VCN_INSTANCES]; +}; + +struct mmsch_v3_0_cmd_direct_reg_header { + uint32_t reg_offset : 28; + uint32_t command_type : 4; +}; + +struct mmsch_v3_0_cmd_indirect_reg_header { + uint32_t reg_offset : 20; + uint32_t reg_idx_space : 8; + uint32_t command_type : 4; +}; + +struct mmsch_v3_0_cmd_direct_write { + struct mmsch_v3_0_cmd_direct_reg_header cmd_header; + uint32_t reg_value; +}; + +struct mmsch_v3_0_cmd_direct_read_modify_write { + struct mmsch_v3_0_cmd_direct_reg_header cmd_header; + uint32_t write_data; + uint32_t mask_value; +}; + +struct mmsch_v3_0_cmd_direct_polling { + struct mmsch_v3_0_cmd_direct_reg_header cmd_header; + uint32_t mask_value; + uint32_t wait_value; +}; + +struct mmsch_v3_0_cmd_end { + struct mmsch_v3_0_cmd_direct_reg_header cmd_header; +}; + +struct mmsch_v3_0_cmd_indirect_write { + struct mmsch_v3_0_cmd_indirect_reg_header cmd_header; + uint32_t reg_value; +}; + +#define MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(reg, mask, data) { \ + size = sizeof(struct mmsch_v3_0_cmd_direct_read_modify_write); \ + size_dw = size / 4; \ + direct_rd_mod_wt.cmd_header.reg_offset = reg; \ + direct_rd_mod_wt.mask_value = mask; \ + direct_rd_mod_wt.write_data = data; \ + memcpy((void *)table_loc, &direct_rd_mod_wt, size); \ + table_loc += size_dw; \ + table_size += size_dw; \ +} + +#define MMSCH_V3_0_INSERT_DIRECT_WT(reg, value) { \ + size = sizeof(struct mmsch_v3_0_cmd_direct_write); \ + size_dw = size / 4; \ + direct_wt.cmd_header.reg_offset = reg; \ + direct_wt.reg_value = value; \ + memcpy((void *)table_loc, &direct_wt, size); \ + table_loc += size_dw; \ + table_size += size_dw; \ +} + +#define MMSCH_V3_0_INSERT_DIRECT_POLL(reg, mask, wait) { \ + size = sizeof(struct mmsch_v3_0_cmd_direct_polling); \ + size_dw = size / 4; \ + direct_poll.cmd_header.reg_offset = reg; \ + direct_poll.mask_value = mask; \ + direct_poll.wait_value = wait; \ + memcpy((void *)table_loc, &direct_poll, size); \ + table_loc += size_dw; \ + table_size += size_dw; \ +} + +#define MMSCH_V3_0_INSERT_END() { \ + size = sizeof(struct mmsch_v3_0_cmd_end); \ + size_dw = size / 4; \ + memcpy((void *)table_loc, &end, size); \ + table_loc += size_dw; \ + table_size += size_dw; \ +} + +#endif |