drm/radeon/kms/evergreen: implement gfx init

This initializes the gfx engine so accel can
eventually be used.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

3 files changed, 668 insertions, 18 deletions

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index a6130a494c56..26b219bb1388 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -434,24 +434,572 @@ static int evergreen_cp_load_microcode(struct radeon_device *rdev)
 
 	return 0;
 }
-
+#endif
 
 /*
  * Core functions
  */
-static u32 evergreen_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
+static u32 evergreen_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
+						  u32 num_tile_pipes,
 						  u32 num_backends,
 						  u32 backend_disable_mask)
 {
 	u32 backend_map = 0;
+	u32 enabled_backends_mask = 0;
+	u32 enabled_backends_count = 0;
+	u32 cur_pipe;
+	u32 swizzle_pipe[EVERGREEN_MAX_PIPES];
+	u32 cur_backend = 0;
+	u32 i;
+	bool force_no_swizzle;
+
+	if (num_tile_pipes > EVERGREEN_MAX_PIPES)
+		num_tile_pipes = EVERGREEN_MAX_PIPES;
+	if (num_tile_pipes < 1)
+		num_tile_pipes = 1;
+	if (num_backends > EVERGREEN_MAX_BACKENDS)
+		num_backends = EVERGREEN_MAX_BACKENDS;
+	if (num_backends < 1)
+		num_backends = 1;
+
+	for (i = 0; i < EVERGREEN_MAX_BACKENDS; ++i) {
+		if (((backend_disable_mask >> i) & 1) == 0) {
+			enabled_backends_mask |= (1 << i);
+			++enabled_backends_count;
+		}
+		if (enabled_backends_count == num_backends)
+			break;
+	}
+
+	if (enabled_backends_count == 0) {
+		enabled_backends_mask = 1;
+		enabled_backends_count = 1;
+	}
+
+	if (enabled_backends_count != num_backends)
+		num_backends = enabled_backends_count;
+
+	memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * EVERGREEN_MAX_PIPES);
+	switch (rdev->family) {
+	case CHIP_CEDAR:
+	case CHIP_REDWOOD:
+		force_no_swizzle = false;
+		break;
+	case CHIP_CYPRESS:
+	case CHIP_HEMLOCK:
+	case CHIP_JUNIPER:
+	default:
+		force_no_swizzle = true;
+		break;
+	}
+	if (force_no_swizzle) {
+		bool last_backend_enabled = false;
+
+		force_no_swizzle = false;
+		for (i = 0; i < EVERGREEN_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) % EVERGREEN_MAX_BACKENDS;
+
+		backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4)));
+
+		cur_backend = (cur_backend + 1) % EVERGREEN_MAX_BACKENDS;
+	}
 
 	return backend_map;
 }
-#endif
 
 static void evergreen_gpu_init(struct radeon_device *rdev)
 {
-	/* XXX */
+	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 grbm_gfx_index;
+	u32 sx_debug_1;
+	u32 smx_dc_ctl0;
+	u32 sq_config;
+	u32 sq_lds_resource_mgmt;
+	u32 sq_gpr_resource_mgmt_1;
+	u32 sq_gpr_resource_mgmt_2;
+	u32 sq_gpr_resource_mgmt_3;
+	u32 sq_thread_resource_mgmt;
+	u32 sq_thread_resource_mgmt_2;
+	u32 sq_stack_resource_mgmt_1;
+	u32 sq_stack_resource_mgmt_2;
+	u32 sq_stack_resource_mgmt_3;
+	u32 vgt_cache_invalidation;
+	u32 hdp_host_path_cntl;
+	int i, j, num_shader_engines, ps_thread_count;
+
+	switch (rdev->family) {
+	case CHIP_CYPRESS:
+	case CHIP_HEMLOCK:
+		rdev->config.evergreen.num_ses = 2;
+		rdev->config.evergreen.max_pipes = 4;
+		rdev->config.evergreen.max_tile_pipes = 8;
+		rdev->config.evergreen.max_simds = 10;
+		rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
+		rdev->config.evergreen.max_gprs = 256;
+		rdev->config.evergreen.max_threads = 248;
+		rdev->config.evergreen.max_gs_threads = 32;
+		rdev->config.evergreen.max_stack_entries = 512;
+		rdev->config.evergreen.sx_num_of_sets = 4;
+		rdev->config.evergreen.sx_max_export_size = 256;
+		rdev->config.evergreen.sx_max_export_pos_size = 64;
+		rdev->config.evergreen.sx_max_export_smx_size = 192;
+		rdev->config.evergreen.max_hw_contexts = 8;
+		rdev->config.evergreen.sq_num_cf_insts = 2;
+
+		rdev->config.evergreen.sc_prim_fifo_size = 0x100;
+		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+		break;
+	case CHIP_JUNIPER:
+		rdev->config.evergreen.num_ses = 1;
+		rdev->config.evergreen.max_pipes = 4;
+		rdev->config.evergreen.max_tile_pipes = 4;
+		rdev->config.evergreen.max_simds = 10;
+		rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
+		rdev->config.evergreen.max_gprs = 256;
+		rdev->config.evergreen.max_threads = 248;
+		rdev->config.evergreen.max_gs_threads = 32;
+		rdev->config.evergreen.max_stack_entries = 512;
+		rdev->config.evergreen.sx_num_of_sets = 4;
+		rdev->config.evergreen.sx_max_export_size = 256;
+		rdev->config.evergreen.sx_max_export_pos_size = 64;
+		rdev->config.evergreen.sx_max_export_smx_size = 192;
+		rdev->config.evergreen.max_hw_contexts = 8;
+		rdev->config.evergreen.sq_num_cf_insts = 2;
+
+		rdev->config.evergreen.sc_prim_fifo_size = 0x100;
+		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+		break;
+	case CHIP_REDWOOD:
+		rdev->config.evergreen.num_ses = 1;
+		rdev->config.evergreen.max_pipes = 4;
+		rdev->config.evergreen.max_tile_pipes = 4;
+		rdev->config.evergreen.max_simds = 5;
+		rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
+		rdev->config.evergreen.max_gprs = 256;
+		rdev->config.evergreen.max_threads = 248;
+		rdev->config.evergreen.max_gs_threads = 32;
+		rdev->config.evergreen.max_stack_entries = 256;
+		rdev->config.evergreen.sx_num_of_sets = 4;
+		rdev->config.evergreen.sx_max_export_size = 256;
+		rdev->config.evergreen.sx_max_export_pos_size = 64;
+		rdev->config.evergreen.sx_max_export_smx_size = 192;
+		rdev->config.evergreen.max_hw_contexts = 8;
+		rdev->config.evergreen.sq_num_cf_insts = 2;
+
+		rdev->config.evergreen.sc_prim_fifo_size = 0x100;
+		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+		break;
+	case CHIP_CEDAR:
+	default:
+		rdev->config.evergreen.num_ses = 1;
+		rdev->config.evergreen.max_pipes = 2;
+		rdev->config.evergreen.max_tile_pipes = 2;
+		rdev->config.evergreen.max_simds = 2;
+		rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
+		rdev->config.evergreen.max_gprs = 256;
+		rdev->config.evergreen.max_threads = 192;
+		rdev->config.evergreen.max_gs_threads = 16;
+		rdev->config.evergreen.max_stack_entries = 256;
+		rdev->config.evergreen.sx_num_of_sets = 4;
+		rdev->config.evergreen.sx_max_export_size = 128;
+		rdev->config.evergreen.sx_max_export_pos_size = 32;
+		rdev->config.evergreen.sx_max_export_smx_size = 96;
+		rdev->config.evergreen.max_hw_contexts = 4;
+		rdev->config.evergreen.sq_num_cf_insts = 1;
+
+		rdev->config.evergreen.sc_prim_fifo_size = 0x40;
+		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.evergreen.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));
+
+	cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & ~2;
+
+	cc_gc_shader_pipe_config |=
+		INACTIVE_QD_PIPES((EVERGREEN_MAX_PIPES_MASK << rdev->config.evergreen.max_pipes)
+				  & EVERGREEN_MAX_PIPES_MASK);
+	cc_gc_shader_pipe_config |=
+		INACTIVE_SIMDS((EVERGREEN_MAX_SIMDS_MASK << rdev->config.evergreen.max_simds)
+			       & EVERGREEN_MAX_SIMDS_MASK);
+
+	cc_rb_backend_disable =
+		BACKEND_DISABLE((EVERGREEN_MAX_BACKENDS_MASK << rdev->config.evergreen.max_backends)
+				& EVERGREEN_MAX_BACKENDS_MASK);
+
+
+	mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
+	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
+
+	switch (rdev->config.evergreen.max_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;
+	}
+
+	gb_addr_config |= PIPE_INTERLEAVE_SIZE((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
+	gb_addr_config |= BANK_INTERLEAVE_SIZE(0);
+	gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.evergreen.num_ses - 1);
+	gb_addr_config |= SHADER_ENGINE_TILE_SIZE(1);
+	gb_addr_config |= NUM_GPUS(0); /* Hemlock? */
+	gb_addr_config |= MULTI_GPU_TILE_SIZE(2);
+
+	if (((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT) > 2)
+		gb_addr_config |= ROW_SIZE(2);
+	else
+		gb_addr_config |= ROW_SIZE((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT);
+
+	if (rdev->ddev->pdev->device == 0x689e) {
+		u32 efuse_straps_4;
+		u32 efuse_straps_3;
+		u8 efuse_box_bit_131_124;
+
+		WREG32(RCU_IND_INDEX, 0x204);
+		efuse_straps_4 = RREG32(RCU_IND_DATA);
+		WREG32(RCU_IND_INDEX, 0x203);
+		efuse_straps_3 = RREG32(RCU_IND_DATA);
+		efuse_box_bit_131_124 = (u8)(((efuse_straps_4 & 0xf) << 4) | ((efuse_straps_3 & 0xf0000000) >> 28));
+
+		switch(efuse_box_bit_131_124) {
+		case 0x00:
+			gb_backend_map = 0x76543210;
+			break;
+		case 0x55:
+			gb_backend_map = 0x77553311;
+			break;
+		case 0x56:
+			gb_backend_map = 0x77553300;
+			break;
+		case 0x59:
+			gb_backend_map = 0x77552211;
+			break;
+		case 0x66:
+			gb_backend_map = 0x77443300;
+			break;
+		case 0x99:
+			gb_backend_map = 0x66552211;
+			break;
+		case 0x5a:
+			gb_backend_map = 0x77552200;
+			break;
+		case 0xaa:
+			gb_backend_map = 0x66442200;
+			break;
+		case 0x95:
+			gb_backend_map = 0x66553311;
+			break;
+		default:
+			DRM_ERROR("bad backend map, using default\n");
+			gb_backend_map =
+				evergreen_get_tile_pipe_to_backend_map(rdev,
+								       rdev->config.evergreen.max_tile_pipes,
+								       rdev->config.evergreen.max_backends,
+								       ((EVERGREEN_MAX_BACKENDS_MASK <<
+								   rdev->config.evergreen.max_backends) &
+									EVERGREEN_MAX_BACKENDS_MASK));
+			break;
+		}
+	} else if (rdev->ddev->pdev->device == 0x68b9) {
+		u32 efuse_straps_3;
+		u8 efuse_box_bit_127_124;
+
+		WREG32(RCU_IND_INDEX, 0x203);
+		efuse_straps_3 = RREG32(RCU_IND_DATA);
+		efuse_box_bit_127_124 = (u8)(efuse_straps_3 & 0xF0000000) >> 28;
+
+		switch(efuse_box_bit_127_124) {
+		case 0x0:
+			gb_backend_map = 0x00003210;
+			break;
+		case 0x5:
+		case 0x6:
+		case 0x9:
+		case 0xa:
+			gb_backend_map = 0x00003311;
+			break;
+		default:
+			DRM_ERROR("bad backend map, using default\n");
+			gb_backend_map =
+				evergreen_get_tile_pipe_to_backend_map(rdev,
+								       rdev->config.evergreen.max_tile_pipes,
+								       rdev->config.evergreen.max_backends,
+								       ((EVERGREEN_MAX_BACKENDS_MASK <<
+								   rdev->config.evergreen.max_backends) &
+									EVERGREEN_MAX_BACKENDS_MASK));
+			break;
+		}
+	} else
+		gb_backend_map =
+			evergreen_get_tile_pipe_to_backend_map(rdev,
+							       rdev->config.evergreen.max_tile_pipes,
+							       rdev->config.evergreen.max_backends,
+							       ((EVERGREEN_MAX_BACKENDS_MASK <<
+								 rdev->config.evergreen.max_backends) &
+								EVERGREEN_MAX_BACKENDS_MASK));
+
+	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);
+
+	num_shader_engines = ((RREG32(GB_ADDR_CONFIG) & NUM_SHADER_ENGINES(3)) >> 12) + 1;
+	grbm_gfx_index = INSTANCE_BROADCAST_WRITES;
+
+	for (i = 0; i < rdev->config.evergreen.num_ses; i++) {
+		u32 rb = cc_rb_backend_disable | (0xf0 << 16);
+		u32 sp = cc_gc_shader_pipe_config;
+		u32 gfx = grbm_gfx_index | SE_INDEX(i);
+
+		if (i == num_shader_engines) {
+			rb |= BACKEND_DISABLE(EVERGREEN_MAX_BACKENDS_MASK);
+			sp |= INACTIVE_SIMDS(EVERGREEN_MAX_SIMDS_MASK);
+		}
+
+		WREG32(GRBM_GFX_INDEX, gfx);
+		WREG32(RLC_GFX_INDEX, gfx);
+
+		WREG32(CC_RB_BACKEND_DISABLE, rb);
+		WREG32(CC_SYS_RB_BACKEND_DISABLE, rb);
+		WREG32(GC_USER_RB_BACKEND_DISABLE, rb);
+		WREG32(CC_GC_SHADER_PIPE_CONFIG, sp);
+        }
+
+	grbm_gfx_index |= SE_BROADCAST_WRITES;
+	WREG32(GRBM_GFX_INDEX, grbm_gfx_index);
+	WREG32(RLC_GFX_INDEX, grbm_gfx_index);
+
+	WREG32(CGTS_SYS_TCC_DISABLE, 0);
+	WREG32(CGTS_TCC_DISABLE, 0);
+	WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
+	WREG32(CGTS_USER_TCC_DISABLE, 0);
+
+	/* set HW defaults for 3D engine */
+	WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
+				     ROQ_IB2_START(0x2b)));
+
+	WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
+
+	WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
+			     SYNC_GRADIENT |
+			     SYNC_WALKER |
+			     SYNC_ALIGNER));
+
+	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(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(SPI_CONFIG_CNTL, 0);
+	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
+	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)));
+
+	sq_config = RREG32(SQ_CONFIG);
+	sq_config &= ~(PS_PRIO(3) |
+		       VS_PRIO(3) |
+		       GS_PRIO(3) |
+		       ES_PRIO(3));
+	sq_config |= (VC_ENABLE |
+		      EXPORT_SRC_C |
+		      PS_PRIO(0) |
+		      VS_PRIO(1) |
+		      GS_PRIO(2) |
+		      ES_PRIO(3));
+
+	if (rdev->family == CHIP_CEDAR)
+		/* no vertex cache */
+		sq_config &= ~VC_ENABLE;
+
+	sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT);
+
+	sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32);
+	sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32);
+	sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4);
+	sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
+	sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
+	sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
+	sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
+
+	if (rdev->family == CHIP_CEDAR)
+		ps_thread_count = 96;
+	else
+		ps_thread_count = 128;
+
+	sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count);
+	sq_thread_resource_mgmt |= NUM_VS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+	sq_thread_resource_mgmt |= NUM_GS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+	sq_thread_resource_mgmt |= NUM_ES_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+	sq_thread_resource_mgmt_2 = NUM_HS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+	sq_thread_resource_mgmt_2 |= NUM_LS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+
+	sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+	sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+	sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+	sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+	sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+	sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+
+	WREG32(SQ_CONFIG, sq_config);
+	WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
+	WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
+	WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3);
+	WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
+	WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2);
+	WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
+	WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
+	WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3);
+	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
+	WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt);
+
+	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
+					  FORCE_EOV_MAX_REZ_CNT(255)));
+
+	if (rdev->family == CHIP_CEDAR)
+		vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY);
+	else
+		vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC);
+	vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO);
+	WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);
+
+	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);
+
 }
 
 int evergreen_mc_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 7c290a6dd0e3..effe335356c7 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -24,12 +24,49 @@
 #ifndef EVERGREEND_H
 #define EVERGREEND_H
 
+#define EVERGREEN_MAX_SH_GPRS           256
+#define EVERGREEN_MAX_TEMP_GPRS         16
+#define EVERGREEN_MAX_SH_THREADS        256
+#define EVERGREEN_MAX_SH_STACK_ENTRIES  4096
+#define EVERGREEN_MAX_FRC_EOV_CNT       16384
+#define EVERGREEN_MAX_BACKENDS          8
+#define EVERGREEN_MAX_BACKENDS_MASK     0xFF
+#define EVERGREEN_MAX_SIMDS             16
+#define EVERGREEN_MAX_SIMDS_MASK        0xFFFF
+#define EVERGREEN_MAX_PIPES             8
+#define EVERGREEN_MAX_PIPES_MASK        0xFF
+#define EVERGREEN_MAX_LDS_NUM           0xFFFF
+
 /* Registers */
 
-#define	CC_GC_SHADER_PIPE_CONFIG			0x8950
-#define	CC_RB_BACKEND_DISABLE				0x98F4
-#define		BACKEND_DISABLE(x)				((x) << 16)
+#define RCU_IND_INDEX           			0x100
+#define RCU_IND_DATA            			0x104
+
+#define GRBM_GFX_INDEX          			0x802C
+#define		INSTANCE_INDEX(x)			((x) << 0)
+#define		SE_INDEX(x)     			((x) << 16)
+#define		INSTANCE_BROADCAST_WRITES      		(1 << 30)
+#define		SE_BROADCAST_WRITES      		(1 << 31)
+#define RLC_GFX_INDEX           			0x3fC4
+#define CC_GC_SHADER_PIPE_CONFIG			0x8950
+#define		WRITE_DIS      				(1 << 0)
+#define CC_RB_BACKEND_DISABLE				0x98F4
+#define		BACKEND_DISABLE(x)     			((x) << 16)
+#define GB_ADDR_CONFIG  				0x98F8
+#define		NUM_PIPES(x)				((x) << 0)
+#define		PIPE_INTERLEAVE_SIZE(x)			((x) << 4)
+#define		BANK_INTERLEAVE_SIZE(x)			((x) << 8)
+#define		NUM_SHADER_ENGINES(x)			((x) << 12)
+#define		SHADER_ENGINE_TILE_SIZE(x)     		((x) << 16)
+#define		NUM_GPUS(x)     			((x) << 20)
+#define		MULTI_GPU_TILE_SIZE(x)     		((x) << 24)
+#define		ROW_SIZE(x)             		((x) << 28)
+#define GB_BACKEND_MAP  				0x98FC
+#define DMIF_ADDR_CONFIG  				0xBD4
+#define HDP_ADDR_CONFIG  				0x2F48
+
 #define	CC_SYS_RB_BACKEND_DISABLE			0x3F88
+#define	GC_USER_RB_BACKEND_DISABLE			0x9B7C
 
 #define	CGTS_SYS_TCC_DISABLE				0x3F90
 #define	CGTS_TCC_DISABLE				0x9148
@@ -38,9 +75,9 @@
 
 #define	CONFIG_MEMSIZE					0x5428
 
-#define	CP_ME_CNTL					0x86D8
-#define		CP_ME_HALT					(1<<28)
-#define		CP_PFP_HALT					(1<<26)
+#define CP_ME_CNTL					0x86D8
+#define		CP_ME_HALT					(1 << 28)
+#define		CP_PFP_HALT					(1 << 26)
 #define	CP_ME_RAM_DATA					0xC160
 #define	CP_ME_RAM_RADDR					0xC158
 #define	CP_ME_RAM_WADDR					0xC15C
@@ -53,10 +90,10 @@
 #define		ROQ_IB1_START(x)				((x) << 0)
 #define		ROQ_IB2_START(x)				((x) << 8)
 #define	CP_RB_CNTL					0xC104
-#define		RB_BUFSZ(x)					((x)<<0)
-#define		RB_BLKSZ(x)					((x)<<8)
-#define		RB_NO_UPDATE					(1<<27)
-#define		RB_RPTR_WR_ENA					(1<<31)
+#define		RB_BUFSZ(x)					((x) << 0)
+#define		RB_BLKSZ(x)					((x) << 8)
+#define		RB_NO_UPDATE					(1 << 27)
+#define		RB_RPTR_WR_ENA					(1 << 31)
 #define		BUF_SWAP_32BIT					(2 << 16)
 #define	CP_RB_RPTR					0x8700
 #define	CP_RB_RPTR_ADDR					0xC10C
@@ -184,9 +221,10 @@
 #define	PA_SC_FIFO_SIZE					0x8BCC
 #define		SC_PRIM_FIFO_SIZE(x)				((x) << 0)
 #define		SC_HIZ_TILE_FIFO_SIZE(x)			((x) << 12)
+#define		SC_EARLYZ_TILE_FIFO_SIZE(x)			((x) << 20)
 #define	PA_SC_FORCE_EOV_MAX_CNTS			0x8B24
-#define		FORCE_EOV_MAX_CLK_CNT(x)			((x)<<0)
-#define		FORCE_EOV_MAX_REZ_CNT(x)			((x)<<16)
+#define		FORCE_EOV_MAX_CLK_CNT(x)			((x) << 0)
+#define		FORCE_EOV_MAX_REZ_CNT(x)			((x) << 16)
 #define PA_SC_LINE_STIPPLE				0x28A0C
 #define	PA_SC_LINE_STIPPLE_STATE			0x8B10
 
@@ -203,7 +241,7 @@
 
 #define	SMX_DC_CTL0					0xA020
 #define		USE_HASH_FUNCTION				(1 << 0)
-#define		CACHE_DEPTH(x)					((x) << 1)
+#define		NUMBER_OF_SETS(x)				((x) << 1)
 #define		FLUSH_ALL_ON_EVENT				(1 << 10)
 #define		STALL_ON_EVENT					(1 << 11)
 #define	SMX_EVENT_CTL					0xA02C
@@ -234,6 +272,13 @@
 #define	SQ_CONFIG					0x8C00
 #define		VC_ENABLE					(1 << 0)
 #define		EXPORT_SRC_C					(1 << 1)
+#define		CS_PRIO(x)					((x) << 18)
+#define		LS_PRIO(x)					((x) << 20)
+#define		HS_PRIO(x)					((x) << 22)
+#define		PS_PRIO(x)					((x) << 24)
+#define		VS_PRIO(x)					((x) << 26)
+#define		GS_PRIO(x)					((x) << 28)
+#define		ES_PRIO(x)					((x) << 30)
 #define	SQ_GPR_RESOURCE_MGMT_1				0x8C04
 #define		NUM_PS_GPRS(x)					((x) << 0)
 #define		NUM_VS_GPRS(x)					((x) << 16)
@@ -241,6 +286,29 @@
 #define	SQ_GPR_RESOURCE_MGMT_2				0x8C08
 #define		NUM_GS_GPRS(x)					((x) << 0)
 #define		NUM_ES_GPRS(x)					((x) << 16)
+#define	SQ_GPR_RESOURCE_MGMT_3				0x8C0C
+#define		NUM_HS_GPRS(x)					((x) << 0)
+#define		NUM_LS_GPRS(x)					((x) << 16)
+#define	SQ_THREAD_RESOURCE_MGMT				0x8C18
+#define		NUM_PS_THREADS(x)				((x) << 0)
+#define		NUM_VS_THREADS(x)				((x) << 8)
+#define		NUM_GS_THREADS(x)				((x) << 16)
+#define		NUM_ES_THREADS(x)				((x) << 24)
+#define	SQ_THREAD_RESOURCE_MGMT_2			0x8C1C
+#define		NUM_HS_THREADS(x)				((x) << 0)
+#define		NUM_LS_THREADS(x)				((x) << 8)
+#define	SQ_STACK_RESOURCE_MGMT_1			0x8C20
+#define		NUM_PS_STACK_ENTRIES(x)				((x) << 0)
+#define		NUM_VS_STACK_ENTRIES(x)				((x) << 16)
+#define	SQ_STACK_RESOURCE_MGMT_2			0x8C24
+#define		NUM_GS_STACK_ENTRIES(x)				((x) << 0)
+#define		NUM_ES_STACK_ENTRIES(x)				((x) << 16)
+#define	SQ_STACK_RESOURCE_MGMT_3			0x8C28
+#define		NUM_HS_STACK_ENTRIES(x)				((x) << 0)
+#define		NUM_LS_STACK_ENTRIES(x)				((x) << 16)
+#define	SQ_DYN_GPR_CNTL_PS_FLUSH_REQ    		0x8D8C
+#define	SQ_LDS_RESOURCE_MGMT    			0x8E2C
+
 #define	SQ_MS_FIFO_SIZES				0x8CF0
 #define		CACHE_FIFO_SIZE(x)				((x) << 0)
 #define		FETCH_FIFO_HIWATER(x)				((x) << 8)
@@ -255,6 +323,15 @@
 #define		SMX_BUFFER_SIZE(x)				((x) << 16)
 #define	SX_MISC						0x28350
 
+#define CB_PERF_CTR0_SEL_0				0x9A20
+#define CB_PERF_CTR0_SEL_1				0x9A24
+#define CB_PERF_CTR1_SEL_0				0x9A28
+#define CB_PERF_CTR1_SEL_1				0x9A2C
+#define CB_PERF_CTR2_SEL_0				0x9A30
+#define CB_PERF_CTR2_SEL_1				0x9A34
+#define CB_PERF_CTR3_SEL_0				0x9A38
+#define CB_PERF_CTR3_SEL_1				0x9A3C
+
 #define	TA_CNTL_AUX					0x9508
 #define		DISABLE_CUBE_WRAP				(1 << 0)
 #define		DISABLE_CUBE_ANISO				(1 << 1)
@@ -263,7 +340,7 @@
 #define		SYNC_ALIGNER					(1 << 26)
 
 #define	VGT_CACHE_INVALIDATION				0x88C4
-#define		CACHE_INVALIDATION(x)				((x)<<0)
+#define		CACHE_INVALIDATION(x)				((x) << 0)
 #define			VC_ONLY						0
 #define			TC_ONLY						1
 #define			VC_AND_TC					2
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 4ac97ab28947..a77a86203996 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -870,11 +870,36 @@ struct rv770_asic {
 	struct r100_gpu_lockup	lockup;
 };
 
+struct evergreen_asic {
+	unsigned num_ses;
+	unsigned max_pipes;
+	unsigned max_tile_pipes;
+	unsigned max_simds;
+	unsigned max_backends;
+	unsigned max_gprs;
+	unsigned max_threads;
+	unsigned max_stack_entries;
+	unsigned max_hw_contexts;
+	unsigned max_gs_threads;
+	unsigned sx_max_export_size;
+	unsigned sx_max_export_pos_size;
+	unsigned sx_max_export_smx_size;
+	unsigned sq_num_cf_insts;
+	unsigned sx_num_of_sets;
+	unsigned sc_prim_fifo_size;
+	unsigned sc_hiz_tile_fifo_size;
+	unsigned sc_earlyz_tile_fifo_size;
+	unsigned tiling_nbanks;
+	unsigned tiling_npipes;
+	unsigned tiling_group_size;
+};
+
 union radeon_asic_config {
 	struct r300_asic	r300;
 	struct r100_asic	r100;
 	struct r600_asic	r600;
 	struct rv770_asic	rv770;
+	struct evergreen_asic	evergreen;
 };
 
 /*