/* * Copyright © 2016 Red Hat. * Copyright © 2016 Bas Nieuwenhuizen * * SPDX-License-Identifier: MIT */ #ifndef RADV_CS_H #define RADV_CS_H #include #include #include #include "radv_cmd_buffer.h" #include "radv_radeon_winsys.h" #include "radv_sdma.h" #include "sid.h" static inline unsigned radeon_check_space(struct radeon_winsys *ws, struct radeon_cmdbuf *cs, unsigned needed) { assert(cs->cdw <= cs->reserved_dw); if (cs->max_dw - cs->cdw < needed) ws->cs_grow(cs, needed); cs->reserved_dw = MAX2(cs->reserved_dw, cs->cdw + needed); return cs->cdw + needed; } #define radeon_begin(cs) \ struct radeon_cmdbuf *__cs = (cs); \ uint32_t __cs_num = __cs->cdw; \ UNUSED uint32_t __cs_reserved_dw = __cs->reserved_dw; \ uint32_t *__cs_buf = __cs->buf #define radeon_end() \ do { \ __cs->cdw = __cs_num; \ assert(__cs->cdw <= __cs->max_dw); \ __cs = NULL; \ } while (0) #define radeon_emit(value) \ do { \ assert(__cs_num < __cs_reserved_dw); \ __cs_buf[__cs_num++] = (value); \ } while (0) #define radeon_emit_array(values, num) \ do { \ unsigned __n = (num); \ assert(__cs_num + __n <= __cs_reserved_dw); \ memcpy(__cs_buf + __cs_num, (values), __n * 4); \ __cs_num += __n; \ } while (0) /* Packet building helpers. Don't use directly. */ #define __radeon_set_reg_seq(reg, num, idx, prefix_name, packet, reset_filter_cam) \ do { \ assert((reg) >= prefix_name##_REG_OFFSET && (reg) < prefix_name##_REG_END); \ radeon_emit(PKT3(packet, num, 0) | PKT3_RESET_FILTER_CAM_S(reset_filter_cam)); \ radeon_emit((((reg) - prefix_name##_REG_OFFSET) >> 2) | ((idx) << 28)); \ } while (0) #define __radeon_set_reg(reg, idx, value, prefix_name, packet) \ do { \ __radeon_set_reg_seq(reg, 1, idx, prefix_name, packet, 0); \ radeon_emit(value); \ } while (0) /* Packet building helpers for CONFIG registers. */ #define radeon_set_config_reg_seq(reg, num) __radeon_set_reg_seq(reg, num, 0, SI_CONFIG, PKT3_SET_CONFIG_REG, 0) #define radeon_set_config_reg(reg, value) __radeon_set_reg(reg, 0, value, SI_CONFIG, PKT3_SET_CONFIG_REG) /* Packet building helpers for CONTEXT registers. */ #define radeon_set_context_reg_seq(reg, num) __radeon_set_reg_seq(reg, num, 0, SI_CONTEXT, PKT3_SET_CONTEXT_REG, 0) #define radeon_set_context_reg(reg, value) __radeon_set_reg(reg, 0, value, SI_CONTEXT, PKT3_SET_CONTEXT_REG) #define radeon_set_context_reg_idx(reg, idx, value) __radeon_set_reg(reg, idx, value, SI_CONTEXT, PKT3_SET_CONTEXT_REG) #define radeon_opt_set_context_reg(cmdbuf, reg, reg_enum, value) \ do { \ struct radv_cmd_buffer *__cmdbuf = (cmdbuf); \ struct radv_tracked_regs *__tracked_regs = &__cmdbuf->tracked_regs; \ const uint32_t __value = (value); \ if (!BITSET_TEST(__tracked_regs->reg_saved_mask, (reg_enum)) || \ __tracked_regs->reg_value[(reg_enum)] != __value) { \ radeon_set_context_reg(reg, __value); \ BITSET_SET(__tracked_regs->reg_saved_mask, (reg_enum)); \ __tracked_regs->reg_value[(reg_enum)] = __value; \ __cmdbuf->state.context_roll_without_scissor_emitted = true; \ } \ } while (0) #define radeon_opt_set_context_reg2(cmdbuf, reg, reg_enum, v1, v2) \ do { \ struct radv_cmd_buffer *__cmdbuf = (cmdbuf); \ struct radv_tracked_regs *__tracked_regs = &__cmdbuf->tracked_regs; \ const uint32_t __v1 = (v1), __v2 = (v2); \ if (!BITSET_TEST_RANGE_INSIDE_WORD(__tracked_regs->reg_saved_mask, (reg_enum), (reg_enum) + 1, 0x3) || \ __tracked_regs->reg_value[(reg_enum)] != __v1 || __tracked_regs->reg_value[(reg_enum) + 1] != __v2) { \ radeon_set_context_reg_seq(reg, 2); \ radeon_emit(__v1); \ radeon_emit(__v2); \ BITSET_SET_RANGE_INSIDE_WORD(__tracked_regs->reg_saved_mask, (reg_enum), (reg_enum) + 1); \ __tracked_regs->reg_value[(reg_enum)] = __v1; \ __tracked_regs->reg_value[(reg_enum) + 1] = __v2; \ cmdbuf->state.context_roll_without_scissor_emitted = true; \ } \ } while (0) #define radeon_opt_set_context_reg3(cmdbuf, reg, reg_enum, v1, v2, v3) \ do { \ struct radv_cmd_buffer *__cmdbuf = (cmdbuf); \ struct radv_tracked_regs *__tracked_regs = &__cmdbuf->tracked_regs; \ const uint32_t __v1 = (v1), __v2 = (v2), __v3 = (v3); \ if (!BITSET_TEST_RANGE_INSIDE_WORD(__tracked_regs->reg_saved_mask, (reg_enum), (reg_enum) + 2, 0x7) || \ __tracked_regs->reg_value[(reg_enum)] != __v1 || __tracked_regs->reg_value[(reg_enum) + 1] != __v2 || \ __tracked_regs->reg_value[(reg_enum) + 2] != __v3) { \ radeon_set_context_reg_seq(reg, 3); \ radeon_emit(__v1); \ radeon_emit(__v2); \ radeon_emit(__v3); \ BITSET_SET_RANGE_INSIDE_WORD(__tracked_regs->reg_saved_mask, (reg_enum), (reg_enum) + 2); \ __tracked_regs->reg_value[(reg_enum)] = __v1; \ __tracked_regs->reg_value[(reg_enum) + 1] = __v2; \ __tracked_regs->reg_value[(reg_enum) + 2] = __v3; \ cmdbuf->state.context_roll_without_scissor_emitted = true; \ } \ } while (0) #define radeon_opt_set_context_reg4(cmdbuf, reg, reg_enum, v1, v2, v3, v4) \ do { \ struct radv_cmd_buffer *__cmdbuf = (cmdbuf); \ struct radv_tracked_regs *__tracked_regs = &__cmdbuf->tracked_regs; \ const uint32_t __v1 = (v1), __v2 = (v2), __v3 = (v3), __v4 = (v4); \ if (!BITSET_TEST_RANGE_INSIDE_WORD(__tracked_regs->reg_saved_mask, (reg_enum), (reg_enum) + 3, 0xf) || \ __tracked_regs->reg_value[(reg_enum)] != __v1 || __tracked_regs->reg_value[(reg_enum) + 1] != __v2 || \ __tracked_regs->reg_value[(reg_enum) + 2] != __v3 || __tracked_regs->reg_value[(reg_enum) + 3] != __v4) { \ radeon_set_context_reg_seq(reg, 4); \ radeon_emit(__v1); \ radeon_emit(__v2); \ radeon_emit(__v3); \ radeon_emit(__v4); \ BITSET_SET_RANGE_INSIDE_WORD(__tracked_regs->reg_saved_mask, (reg_enum), (reg_enum) + 3); \ __tracked_regs->reg_value[(reg_enum)] = __v1; \ __tracked_regs->reg_value[(reg_enum) + 1] = __v2; \ __tracked_regs->reg_value[(reg_enum) + 2] = __v3; \ __tracked_regs->reg_value[(reg_enum) + 3] = __v4; \ cmdbuf->state.context_roll_without_scissor_emitted = true; \ } \ } while (0) #define radeon_opt_set_context_regn(cmdbuf, reg, values, saved_values, num) \ do { \ struct radv_cmd_buffer *__cmdbuf = (cmdbuf); \ if (memcmp(values, saved_values, sizeof(uint32_t) * (num))) { \ radeon_set_context_reg_seq(reg, num); \ radeon_emit_array(values, num); \ memcpy(saved_values, values, sizeof(uint32_t) * (num)); \ __cmdbuf->state.context_roll_without_scissor_emitted = true; \ } \ } while (0) /* Packet building helpers for SH registers. */ #define radeon_set_sh_reg_seq(reg, num) __radeon_set_reg_seq(reg, num, 0, SI_SH, PKT3_SET_SH_REG, 0) #define radeon_set_sh_reg(reg, value) __radeon_set_reg(reg, 0, value, SI_SH, PKT3_SET_SH_REG) #define radeon_set_sh_reg_idx(info, reg, idx, value) \ do { \ assert((idx)); \ unsigned __opcode = PKT3_SET_SH_REG_INDEX; \ if ((info)->gfx_level < GFX10) \ __opcode = PKT3_SET_SH_REG; \ __radeon_set_reg(reg, idx, value, SI_SH, __opcode); \ } while (0) /* Packet building helpers for UCONFIG registers. */ #define radeon_set_uconfig_reg_seq(reg, num) __radeon_set_reg_seq(reg, num, 0, CIK_UCONFIG, PKT3_SET_UCONFIG_REG, 0) #define radeon_set_uconfig_reg(reg, value) __radeon_set_reg(reg, 0, value, CIK_UCONFIG, PKT3_SET_UCONFIG_REG) #define radeon_set_uconfig_reg_idx(info, reg, idx, value) \ do { \ assert((idx)); \ unsigned __opcode = PKT3_SET_UCONFIG_REG_INDEX; \ if ((info)->gfx_level < GFX9 || ((info)->gfx_level == GFX9 && (info)->me_fw_version < 26)) \ __opcode = PKT3_SET_UCONFIG_REG; \ __radeon_set_reg(reg, idx, value, CIK_UCONFIG, __opcode); \ } while (0) /* * On GFX10, there is a bug with the ME implementation of its content addressable memory (CAM), * that means that it can skip register writes due to not taking correctly into account the * fields from the GRBM_GFX_INDEX. With this bit we can force the write. */ #define radeon_set_uconfig_perfctr_reg_seq(gfx_level, ring, reg, num) \ do { \ const bool __filter_cam_workaround = (gfx_level) >= GFX10 && (ring) == AMD_IP_GFX; \ __radeon_set_reg_seq(reg, num, 0, CIK_UCONFIG, PKT3_SET_UCONFIG_REG, __filter_cam_workaround); \ } while (0) #define radeon_set_uconfig_perfctr_reg(gfx_level, ring, reg, value) \ do { \ radeon_set_uconfig_perfctr_reg_seq(gfx_level, ring, reg, 1); \ radeon_emit(value); \ } while (0) #define radeon_set_privileged_config_reg(reg, value) \ do { \ assert((reg) < CIK_UCONFIG_REG_OFFSET); \ radeon_emit(PKT3(PKT3_COPY_DATA, 4, 0)); \ radeon_emit(COPY_DATA_SRC_SEL(COPY_DATA_IMM) | COPY_DATA_DST_SEL(COPY_DATA_PERF)); \ radeon_emit(value); \ radeon_emit(0); /* unused */ \ radeon_emit((reg) >> 2); \ radeon_emit(0); /* unused */ \ } while (0) #define radeon_event_write_predicate(event_type, predicate) \ do { \ unsigned __event_type = (event_type); \ radeon_emit(PKT3(PKT3_EVENT_WRITE, 0, predicate)); \ radeon_emit(EVENT_TYPE(__event_type) | EVENT_INDEX(__event_type == V_028A90_VS_PARTIAL_FLUSH || \ __event_type == V_028A90_PS_PARTIAL_FLUSH || \ __event_type == V_028A90_CS_PARTIAL_FLUSH \ ? 4 \ : 0)); \ } while (0) #define radeon_event_write(event_type) radeon_event_write_predicate(event_type, false) #define radeon_emit_32bit_pointer(sh_offset, va, info) \ do { \ assert((va) == 0 || ((va) >> 32) == (info)->address32_hi); \ radeon_set_sh_reg_seq(sh_offset, 1); \ radeon_emit(va); \ } while (0) #define radeon_emit_64bit_pointer(sh_offset, va) \ do { \ radeon_set_sh_reg_seq(sh_offset, 2); \ radeon_emit(va); \ radeon_emit(va >> 32); \ } while (0) ALWAYS_INLINE static void radv_cp_wait_mem(struct radeon_cmdbuf *cs, const enum radv_queue_family qf, const uint32_t op, const uint64_t va, const uint32_t ref, const uint32_t mask) { assert(op == WAIT_REG_MEM_EQUAL || op == WAIT_REG_MEM_NOT_EQUAL || op == WAIT_REG_MEM_GREATER_OR_EQUAL); if (qf == RADV_QUEUE_GENERAL || qf == RADV_QUEUE_COMPUTE) { radeon_begin(cs); radeon_emit(PKT3(PKT3_WAIT_REG_MEM, 5, false)); radeon_emit(op | WAIT_REG_MEM_MEM_SPACE(1)); radeon_emit(va); radeon_emit(va >> 32); radeon_emit(ref); /* reference value */ radeon_emit(mask); /* mask */ radeon_emit(4); /* poll interval */ radeon_end(); } else if (qf == RADV_QUEUE_TRANSFER) { radv_sdma_emit_wait_mem(cs, op, va, ref, mask); } else { unreachable("unsupported queue family"); } } ALWAYS_INLINE static unsigned radv_cs_write_data_head(const struct radv_device *device, struct radeon_cmdbuf *cs, const enum radv_queue_family qf, const unsigned engine_sel, const uint64_t va, const unsigned count, const bool predicating) { /* Return the correct cdw at the end of the packet so the caller can assert it. */ const unsigned cdw_end = radeon_check_space(device->ws, cs, 4 + count); if (qf == RADV_QUEUE_GENERAL || qf == RADV_QUEUE_COMPUTE) { radeon_begin(cs); radeon_emit(PKT3(PKT3_WRITE_DATA, 2 + count, predicating)); radeon_emit(S_370_DST_SEL(V_370_MEM) | S_370_WR_CONFIRM(1) | S_370_ENGINE_SEL(engine_sel)); radeon_emit(va); radeon_emit(va >> 32); radeon_end(); } else if (qf == RADV_QUEUE_TRANSFER) { radv_sdma_emit_write_data_head(cs, va, count); } else { unreachable("unsupported queue family"); } return cdw_end; } ALWAYS_INLINE static void radv_cs_write_data(const struct radv_device *device, struct radeon_cmdbuf *cs, const enum radv_queue_family qf, const unsigned engine_sel, const uint64_t va, const unsigned count, const uint32_t *dwords, const bool predicating) { ASSERTED const unsigned cdw_end = radv_cs_write_data_head(device, cs, qf, engine_sel, va, count, predicating); radeon_begin(cs); radeon_emit_array(dwords, count); radeon_end(); assert(cs->cdw == cdw_end); } void radv_cs_emit_write_event_eop(struct radeon_cmdbuf *cs, enum amd_gfx_level gfx_level, enum radv_queue_family qf, unsigned event, unsigned event_flags, unsigned dst_sel, unsigned data_sel, uint64_t va, uint32_t new_fence, uint64_t gfx9_eop_bug_va); void radv_cs_emit_cache_flush(struct radeon_winsys *ws, struct radeon_cmdbuf *cs, enum amd_gfx_level gfx_level, uint32_t *flush_cnt, uint64_t flush_va, enum radv_queue_family qf, enum radv_cmd_flush_bits flush_bits, enum rgp_flush_bits *sqtt_flush_bits, uint64_t gfx9_eop_bug_va); void radv_emit_cond_exec(const struct radv_device *device, struct radeon_cmdbuf *cs, uint64_t va, uint32_t count); void radv_cs_write_data_imm(struct radeon_cmdbuf *cs, unsigned engine_sel, uint64_t va, uint32_t imm); static inline void radv_emit_pm4_commands(struct radeon_cmdbuf *cs, const struct ac_pm4_state *pm4) { radeon_begin(cs); radeon_emit_array(pm4->pm4, pm4->ndw); radeon_end(); } #endif /* RADV_CS_H */