Commit fecf1d07 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
Browse files

drm/radeon/kms: add gpu_init function for cayman 



This may some work to get accel going.

Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 9b8253ce

drivers/gpu/drm/radeon/ni.c

+550 −0
Original line number Diff line number Diff line
@@ -381,3 +381,553 @@ int ni_init_microcode(struct radeon_device *rdev) 
	return err;

}



/*

 * Core functions

 */

static u32 cayman_get_tile_pipe_to_backend_map(struct radeon_device *rdev,

					       u32 num_tile_pipes,

					       u32 num_backends_per_asic,

					       u32 *backend_disable_mask_per_asic,

					       u32 num_shader_engines)

{

	u32 backend_map = 0;

	u32 enabled_backends_mask = 0;

	u32 enabled_backends_count = 0;

	u32 num_backends_per_se;

	u32 cur_pipe;

	u32 swizzle_pipe[CAYMAN_MAX_PIPES];

	u32 cur_backend = 0;

	u32 i;

	bool force_no_swizzle;



	/* force legal values */

	if (num_tile_pipes < 1)

		num_tile_pipes = 1;

	if (num_tile_pipes > rdev->config.cayman.max_tile_pipes)

		num_tile_pipes = rdev->config.cayman.max_tile_pipes;

	if (num_shader_engines < 1)

		num_shader_engines = 1;

	if (num_shader_engines > rdev->config.cayman.max_shader_engines)

		num_shader_engines = rdev->config.cayman.max_shader_engines;

	if (num_backends_per_asic > num_shader_engines)

		num_backends_per_asic = num_shader_engines;

	if (num_backends_per_asic > (rdev->config.cayman.max_backends_per_se * num_shader_engines))

		num_backends_per_asic = rdev->config.cayman.max_backends_per_se * num_shader_engines;



	/* make sure we have the same number of backends per se */

	num_backends_per_asic = ALIGN(num_backends_per_asic, num_shader_engines);

	/* set up the number of backends per se */

	num_backends_per_se = num_backends_per_asic / num_shader_engines;

	if (num_backends_per_se > rdev->config.cayman.max_backends_per_se) {

		num_backends_per_se = rdev->config.cayman.max_backends_per_se;

		num_backends_per_asic = num_backends_per_se * num_shader_engines;

	}



	/* create enable mask and count for enabled backends */

	for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {

		if (((*backend_disable_mask_per_asic >> i) & 1) == 0) {

			enabled_backends_mask |= (1 << i);

			++enabled_backends_count;

		}

		if (enabled_backends_count == num_backends_per_asic)

			break;

	}



	/* force the backends mask to match the current number of backends */

	if (enabled_backends_count != num_backends_per_asic) {

		u32 this_backend_enabled;

		u32 shader_engine;

		u32 backend_per_se;



		enabled_backends_mask = 0;

		enabled_backends_count = 0;

		*backend_disable_mask_per_asic = CAYMAN_MAX_BACKENDS_MASK;

		for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {

			/* calc the current se */

			shader_engine = i / rdev->config.cayman.max_backends_per_se;

			/* calc the backend per se */

			backend_per_se = i % rdev->config.cayman.max_backends_per_se;

			/* default to not enabled */

			this_backend_enabled = 0;

			if ((shader_engine < num_shader_engines) &&

			    (backend_per_se < num_backends_per_se))

				this_backend_enabled = 1;

			if (this_backend_enabled) {

				enabled_backends_mask |= (1 << i);

				*backend_disable_mask_per_asic &= ~(1 << i);

				++enabled_backends_count;

			}

		}

	}





	memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * CAYMAN_MAX_PIPES);

	switch (rdev->family) {

	case CHIP_CAYMAN:

		force_no_swizzle = true;

		break;

	default:

		force_no_swizzle = false;

		break;

	}

	if (force_no_swizzle) {

		bool last_backend_enabled = false;



		force_no_swizzle = false;

		for (i = 0; i < CAYMAN_MAX_BACKENDS; ++i) {

			if (((enabled_backends_mask >> i) & 1) == 1) {

				if (last_backend_enabled)

					force_no_swizzle = true;

				last_backend_enabled = true;

			} else

				last_backend_enabled = false;

		}

	}



	switch (num_tile_pipes) {

	case 1:

	case 3:

	case 5:

	case 7:

		DRM_ERROR("odd number of pipes!\n");

		break;

	case 2:

		swizzle_pipe[0] = 0;

		swizzle_pipe[1] = 1;

		break;

	case 4:

		if (force_no_swizzle) {

			swizzle_pipe[0] = 0;

			swizzle_pipe[1] = 1;

			swizzle_pipe[2] = 2;

			swizzle_pipe[3] = 3;

		} else {

			swizzle_pipe[0] = 0;

			swizzle_pipe[1] = 2;

			swizzle_pipe[2] = 1;

			swizzle_pipe[3] = 3;

		}

		break;

	case 6:

		if (force_no_swizzle) {

			swizzle_pipe[0] = 0;

			swizzle_pipe[1] = 1;

			swizzle_pipe[2] = 2;

			swizzle_pipe[3] = 3;

			swizzle_pipe[4] = 4;

			swizzle_pipe[5] = 5;

		} else {

			swizzle_pipe[0] = 0;

			swizzle_pipe[1] = 2;

			swizzle_pipe[2] = 4;

			swizzle_pipe[3] = 1;

			swizzle_pipe[4] = 3;

			swizzle_pipe[5] = 5;

		}

		break;

	case 8:

		if (force_no_swizzle) {

			swizzle_pipe[0] = 0;

			swizzle_pipe[1] = 1;

			swizzle_pipe[2] = 2;

			swizzle_pipe[3] = 3;

			swizzle_pipe[4] = 4;

			swizzle_pipe[5] = 5;

			swizzle_pipe[6] = 6;

			swizzle_pipe[7] = 7;

		} else {

			swizzle_pipe[0] = 0;

			swizzle_pipe[1] = 2;

			swizzle_pipe[2] = 4;

			swizzle_pipe[3] = 6;

			swizzle_pipe[4] = 1;

			swizzle_pipe[5] = 3;

			swizzle_pipe[6] = 5;

			swizzle_pipe[7] = 7;

		}

		break;

	}



	for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {

		while (((1 << cur_backend) & enabled_backends_mask) == 0)

			cur_backend = (cur_backend + 1) % CAYMAN_MAX_BACKENDS;



		backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4)));



		cur_backend = (cur_backend + 1) % CAYMAN_MAX_BACKENDS;

	}



	return backend_map;

}



static void cayman_program_channel_remap(struct radeon_device *rdev)

{

	u32 tcp_chan_steer_lo, tcp_chan_steer_hi, mc_shared_chremap, tmp;



	tmp = RREG32(MC_SHARED_CHMAP);

	switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {

	case 0:

	case 1:

	case 2:

	case 3:

	default:

		/* default mapping */

		mc_shared_chremap = 0x00fac688;

		break;

	}



	switch (rdev->family) {

	case CHIP_CAYMAN:

	default:

		//tcp_chan_steer_lo = 0x54763210

		tcp_chan_steer_lo = 0x76543210;

		tcp_chan_steer_hi = 0x0000ba98;

		break;

	}



	WREG32(TCP_CHAN_STEER_LO, tcp_chan_steer_lo);

	WREG32(TCP_CHAN_STEER_HI, tcp_chan_steer_hi);

	WREG32(MC_SHARED_CHREMAP, mc_shared_chremap);

}



static u32 cayman_get_disable_mask_per_asic(struct radeon_device *rdev,

					    u32 disable_mask_per_se,

					    u32 max_disable_mask_per_se,

					    u32 num_shader_engines)

{

	u32 disable_field_width_per_se = r600_count_pipe_bits(disable_mask_per_se);

	u32 disable_mask_per_asic = disable_mask_per_se & max_disable_mask_per_se;



	if (num_shader_engines == 1)

		return disable_mask_per_asic;

	else if (num_shader_engines == 2)

		return disable_mask_per_asic | (disable_mask_per_asic << disable_field_width_per_se);

	else

		return 0xffffffff;

}



static void cayman_gpu_init(struct radeon_device *rdev)

{

	u32 cc_rb_backend_disable = 0;

	u32 cc_gc_shader_pipe_config;

	u32 gb_addr_config = 0;

	u32 mc_shared_chmap, mc_arb_ramcfg;

	u32 gb_backend_map;

	u32 cgts_tcc_disable;

	u32 sx_debug_1;

	u32 smx_dc_ctl0;

	u32 gc_user_shader_pipe_config;

	u32 gc_user_rb_backend_disable;

	u32 cgts_user_tcc_disable;

	u32 cgts_sm_ctrl_reg;

	u32 hdp_host_path_cntl;

	u32 tmp;

	int i, j;



	switch (rdev->family) {

	case CHIP_CAYMAN:

	default:

		rdev->config.cayman.max_shader_engines = 2;

		rdev->config.cayman.max_pipes_per_simd = 4;

		rdev->config.cayman.max_tile_pipes = 8;

		rdev->config.cayman.max_simds_per_se = 12;

		rdev->config.cayman.max_backends_per_se = 4;

		rdev->config.cayman.max_texture_channel_caches = 8;

		rdev->config.cayman.max_gprs = 256;

		rdev->config.cayman.max_threads = 256;

		rdev->config.cayman.max_gs_threads = 32;

		rdev->config.cayman.max_stack_entries = 512;

		rdev->config.cayman.sx_num_of_sets = 8;

		rdev->config.cayman.sx_max_export_size = 256;

		rdev->config.cayman.sx_max_export_pos_size = 64;

		rdev->config.cayman.sx_max_export_smx_size = 192;

		rdev->config.cayman.max_hw_contexts = 8;

		rdev->config.cayman.sq_num_cf_insts = 2;



		rdev->config.cayman.sc_prim_fifo_size = 0x100;

		rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;

		rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;

		break;

	}



	/* Initialize HDP */

	for (i = 0, j = 0; i < 32; i++, j += 0x18) {

		WREG32((0x2c14 + j), 0x00000000);

		WREG32((0x2c18 + j), 0x00000000);

		WREG32((0x2c1c + j), 0x00000000);

		WREG32((0x2c20 + j), 0x00000000);

		WREG32((0x2c24 + j), 0x00000000);

	}



	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));



	mc_shared_chmap = RREG32(MC_SHARED_CHMAP);

	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);



	cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE);

	cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG);

	cgts_tcc_disable = RREG32(CGTS_TCC_DISABLE);

	gc_user_rb_backend_disable = RREG32(GC_USER_RB_BACKEND_DISABLE);

	gc_user_shader_pipe_config = RREG32(GC_USER_SHADER_PIPE_CONFIG);

	cgts_user_tcc_disable = RREG32(CGTS_USER_TCC_DISABLE);



	rdev->config.cayman.num_shader_engines = rdev->config.cayman.max_shader_engines;

	tmp = ((~gc_user_shader_pipe_config) & INACTIVE_QD_PIPES_MASK) >> INACTIVE_QD_PIPES_SHIFT;

	rdev->config.cayman.num_shader_pipes_per_simd = r600_count_pipe_bits(tmp);

	rdev->config.cayman.num_tile_pipes = rdev->config.cayman.max_tile_pipes;

	tmp = ((~gc_user_shader_pipe_config) & INACTIVE_SIMDS_MASK) >> INACTIVE_SIMDS_SHIFT;

	rdev->config.cayman.num_simds_per_se = r600_count_pipe_bits(tmp);

	tmp = ((~gc_user_rb_backend_disable) & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT;

	rdev->config.cayman.num_backends_per_se = r600_count_pipe_bits(tmp);

	tmp = (gc_user_rb_backend_disable & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT;

	rdev->config.cayman.backend_disable_mask_per_asic =

		cayman_get_disable_mask_per_asic(rdev, tmp, CAYMAN_MAX_BACKENDS_PER_SE_MASK,

						 rdev->config.cayman.num_shader_engines);

	rdev->config.cayman.backend_map =

		cayman_get_tile_pipe_to_backend_map(rdev, rdev->config.cayman.num_tile_pipes,

						    rdev->config.cayman.num_backends_per_se *

						    rdev->config.cayman.num_shader_engines,

						    &rdev->config.cayman.backend_disable_mask_per_asic,

						    rdev->config.cayman.num_shader_engines);

	tmp = ((~cgts_user_tcc_disable) & TCC_DISABLE_MASK) >> TCC_DISABLE_SHIFT;

	rdev->config.cayman.num_texture_channel_caches = r600_count_pipe_bits(tmp);

	tmp = (mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT;

	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;

	if (rdev->config.cayman.mem_max_burst_length_bytes > 512)

		rdev->config.cayman.mem_max_burst_length_bytes = 512;

	tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;

	rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;

	if (rdev->config.cayman.mem_row_size_in_kb > 4)

		rdev->config.cayman.mem_row_size_in_kb = 4;

	/* XXX use MC settings? */

	rdev->config.cayman.shader_engine_tile_size = 32;

	rdev->config.cayman.num_gpus = 1;

	rdev->config.cayman.multi_gpu_tile_size = 64;



	//gb_addr_config = 0x02011003

#if 0

	gb_addr_config = RREG32(GB_ADDR_CONFIG);

#else

	gb_addr_config = 0;

	switch (rdev->config.cayman.num_tile_pipes) {

	case 1:

	default:

		gb_addr_config |= NUM_PIPES(0);

		break;

	case 2:

		gb_addr_config |= NUM_PIPES(1);

		break;

	case 4:

		gb_addr_config |= NUM_PIPES(2);

		break;

	case 8:

		gb_addr_config |= NUM_PIPES(3);

		break;

	}



	tmp = (rdev->config.cayman.mem_max_burst_length_bytes / 256) - 1;

	gb_addr_config |= PIPE_INTERLEAVE_SIZE(tmp);

	gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.cayman.num_shader_engines - 1);

	tmp = (rdev->config.cayman.shader_engine_tile_size / 16) - 1;

	gb_addr_config |= SHADER_ENGINE_TILE_SIZE(tmp);

	switch (rdev->config.cayman.num_gpus) {

	case 1:

	default:

		gb_addr_config |= NUM_GPUS(0);

		break;

	case 2:

		gb_addr_config |= NUM_GPUS(1);

		break;

	case 4:

		gb_addr_config |= NUM_GPUS(2);

		break;

	}

	switch (rdev->config.cayman.multi_gpu_tile_size) {

	case 16:

		gb_addr_config |= MULTI_GPU_TILE_SIZE(0);

		break;

	case 32:

	default:

		gb_addr_config |= MULTI_GPU_TILE_SIZE(1);

		break;

	case 64:

		gb_addr_config |= MULTI_GPU_TILE_SIZE(2);

		break;

	case 128:

		gb_addr_config |= MULTI_GPU_TILE_SIZE(3);

		break;

	}

	switch (rdev->config.cayman.mem_row_size_in_kb) {

	case 1:

	default:

		gb_addr_config |= ROW_SIZE(0);

		break;

	case 2:

		gb_addr_config |= ROW_SIZE(1);

		break;

	case 4:

		gb_addr_config |= ROW_SIZE(2);

		break;

	}

#endif



	tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;

	rdev->config.cayman.num_tile_pipes = (1 << tmp);

	tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;

	rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;

	tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;

	rdev->config.cayman.num_shader_engines = tmp + 1;

	tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;

	rdev->config.cayman.num_gpus = tmp + 1;

	tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;

	rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;

	tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;

	rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;



	//gb_backend_map = 0x76541032;

#if 0

	gb_backend_map = RREG32(GB_BACKEND_MAP);

#else

	gb_backend_map =

		cayman_get_tile_pipe_to_backend_map(rdev, rdev->config.cayman.num_tile_pipes,

						    rdev->config.cayman.num_backends_per_se *

						    rdev->config.cayman.num_shader_engines,

						    &rdev->config.cayman.backend_disable_mask_per_asic,

						    rdev->config.cayman.num_shader_engines);

#endif

	/* setup tiling info dword.  gb_addr_config is not adequate since it does

	 * not have bank info, so create a custom tiling dword.

	 * bits 3:0   num_pipes

	 * bits 7:4   num_banks

	 * bits 11:8  group_size

	 * bits 15:12 row_size

	 */

	rdev->config.cayman.tile_config = 0;

	switch (rdev->config.cayman.num_tile_pipes) {

	case 1:

	default:

		rdev->config.cayman.tile_config |= (0 << 0);

		break;

	case 2:

		rdev->config.cayman.tile_config |= (1 << 0);

		break;

	case 4:

		rdev->config.cayman.tile_config |= (2 << 0);

		break;

	case 8:

		rdev->config.cayman.tile_config |= (3 << 0);

		break;

	}

	rdev->config.cayman.tile_config |=

		((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;

	rdev->config.cayman.tile_config |=

		(gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;

	rdev->config.cayman.tile_config |=

		((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;



	WREG32(GB_BACKEND_MAP, gb_backend_map);

	WREG32(GB_ADDR_CONFIG, gb_addr_config);

	WREG32(DMIF_ADDR_CONFIG, gb_addr_config);

	WREG32(HDP_ADDR_CONFIG, gb_addr_config);



	cayman_program_channel_remap(rdev);



	/* primary versions */

	WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);

	WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);

	WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);



	WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);

	WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);



	/* user versions */

	WREG32(GC_USER_RB_BACKEND_DISABLE, cc_rb_backend_disable);

	WREG32(GC_USER_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);

	WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);



	WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);

	WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);



	/* reprogram the shader complex */

	cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);

	for (i = 0; i < 16; i++)

		WREG32(CGTS_SM_CTRL_REG, OVERRIDE);

	WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);



	/* set HW defaults for 3D engine */

	WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));



	sx_debug_1 = RREG32(SX_DEBUG_1);

	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;

	WREG32(SX_DEBUG_1, sx_debug_1);



	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);

	smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);

	smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);

	WREG32(SMX_DC_CTL0, smx_dc_ctl0);



	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);



	/* need to be explicitly zero-ed */

	WREG32(VGT_OFFCHIP_LDS_BASE, 0);

	WREG32(SQ_LSTMP_RING_BASE, 0);

	WREG32(SQ_HSTMP_RING_BASE, 0);

	WREG32(SQ_ESTMP_RING_BASE, 0);

	WREG32(SQ_GSTMP_RING_BASE, 0);

	WREG32(SQ_VSTMP_RING_BASE, 0);

	WREG32(SQ_PSTMP_RING_BASE, 0);



	WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);



	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |

					POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |

					SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));



	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) |

				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) |

				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size)));





	WREG32(VGT_NUM_INSTANCES, 1);



	WREG32(CP_PERFMON_CNTL, 0);



	WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) |

				  FETCH_FIFO_HIWATER(0x4) |

				  DONE_FIFO_HIWATER(0xe0) |

				  ALU_UPDATE_FIFO_HIWATER(0x8)));



	WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));

	WREG32(SQ_CONFIG, (VC_ENABLE |

			   EXPORT_SRC_C |

			   GFX_PRIO(0) |

			   CS1_PRIO(0) |

			   CS2_PRIO(1)));

	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);



	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |

					  FORCE_EOV_MAX_REZ_CNT(255)));



	WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |

	       AUTO_INVLD_EN(ES_AND_GS_AUTO));



	WREG32(VGT_GS_VERTEX_REUSE, 16);

	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);



	WREG32(CB_PERF_CTR0_SEL_0, 0);

	WREG32(CB_PERF_CTR0_SEL_1, 0);

	WREG32(CB_PERF_CTR1_SEL_0, 0);

	WREG32(CB_PERF_CTR1_SEL_1, 0);

	WREG32(CB_PERF_CTR2_SEL_0, 0);

	WREG32(CB_PERF_CTR2_SEL_1, 0);

	WREG32(CB_PERF_CTR3_SEL_0, 0);

	WREG32(CB_PERF_CTR3_SEL_1, 0);



	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);

	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);



	WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));



	udelay(50);

}

drivers/gpu/drm/radeon/nid.h

+269 −0

File changed.

Preview size limit exceeded, changes collapsed.

drivers/gpu/drm/radeon/radeon.h

+40 −0
Original line number Diff line number Diff line
@@ -1050,12 +1050,52 @@ struct evergreen_asic { 
	struct r100_gpu_lockup	lockup;

};



struct cayman_asic {

	unsigned max_shader_engines;

	unsigned max_pipes_per_simd;

	unsigned max_tile_pipes;

	unsigned max_simds_per_se;

	unsigned max_backends_per_se;

	unsigned max_texture_channel_caches;

	unsigned max_gprs;

	unsigned max_threads;

	unsigned max_gs_threads;

	unsigned max_stack_entries;

	unsigned sx_num_of_sets;

	unsigned sx_max_export_size;

	unsigned sx_max_export_pos_size;

	unsigned sx_max_export_smx_size;

	unsigned max_hw_contexts;

	unsigned sq_num_cf_insts;

	unsigned sc_prim_fifo_size;

	unsigned sc_hiz_tile_fifo_size;

	unsigned sc_earlyz_tile_fifo_size;



	unsigned num_shader_engines;

	unsigned num_shader_pipes_per_simd;

	unsigned num_tile_pipes;

	unsigned num_simds_per_se;

	unsigned num_backends_per_se;

	unsigned backend_disable_mask_per_asic;

	unsigned backend_map;

	unsigned num_texture_channel_caches;

	unsigned mem_max_burst_length_bytes;

	unsigned mem_row_size_in_kb;

	unsigned shader_engine_tile_size;

	unsigned num_gpus;

	unsigned multi_gpu_tile_size;



	unsigned tile_config;

	struct r100_gpu_lockup	lockup;

};



union radeon_asic_config {

	struct r300_asic	r300;

	struct r100_asic	r100;

	struct r600_asic	r600;

	struct rv770_asic	rv770;

	struct evergreen_asic	evergreen;

	struct cayman_asic	cayman;

};



/*

drivers/gpu/drm/radeon/radeon_kms.c

+7 −2
Original line number Diff line number Diff line
@@ -169,7 +169,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) 
		value = rdev->accel_working;

		break;

	case RADEON_INFO_TILING_CONFIG:

		if (rdev->family >= CHIP_CEDAR)

		if (rdev->family >= CHIP_CAYMAN)

			value = rdev->config.cayman.tile_config;

		else if (rdev->family >= CHIP_CEDAR)

			value = rdev->config.evergreen.tile_config;

		else if (rdev->family >= CHIP_RV770)

			value = rdev->config.rv770.tile_config;
@@ -206,7 +208,10 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) 
		value = rdev->clock.spll.reference_freq * 10;

		break;

	case RADEON_INFO_NUM_BACKENDS:

		if (rdev->family >= CHIP_CEDAR)

		if (rdev->family >= CHIP_CAYMAN)

			value = rdev->config.cayman.max_backends_per_se *

				rdev->config.cayman.max_shader_engines;

		else if (rdev->family >= CHIP_CEDAR)

			value = rdev->config.evergreen.max_backends;

		else if (rdev->family >= CHIP_RV770)

			value = rdev->config.rv770.max_backends;