Commit 0bde3a95 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: split gfx8 gpu init into sw and hw parts 



Calculate the driver state in sw_init and program the
registers in hw init.

Acked-by: default avatarLeo Liu <leo.liu@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1c5dc335

drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c

+197 −190
Original line number Diff line number Diff line
@@ -903,6 +903,191 @@ static int gfx_v8_0_mec_init(struct amdgpu_device *adev) 
	return 0;

}



static void gfx_v8_0_gpu_early_init(struct amdgpu_device *adev)

{

	u32 gb_addr_config;

	u32 mc_shared_chmap, mc_arb_ramcfg;

	u32 dimm00_addr_map, dimm01_addr_map, dimm10_addr_map, dimm11_addr_map;

	u32 tmp;



	switch (adev->asic_type) {

	case CHIP_TOPAZ:

		adev->gfx.config.max_shader_engines = 1;

		adev->gfx.config.max_tile_pipes = 2;

		adev->gfx.config.max_cu_per_sh = 6;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;

		adev->gfx.config.max_texture_channel_caches = 2;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TOPAZ_GB_ADDR_CONFIG_GOLDEN;

		break;

	case CHIP_FIJI:

		adev->gfx.config.max_shader_engines = 4;

		adev->gfx.config.max_tile_pipes = 16;

		adev->gfx.config.max_cu_per_sh = 16;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 4;

		adev->gfx.config.max_texture_channel_caches = 8;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TONGA_GB_ADDR_CONFIG_GOLDEN;

		break;

	case CHIP_TONGA:

		adev->gfx.config.max_shader_engines = 4;

		adev->gfx.config.max_tile_pipes = 8;

		adev->gfx.config.max_cu_per_sh = 8;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;

		adev->gfx.config.max_texture_channel_caches = 8;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TONGA_GB_ADDR_CONFIG_GOLDEN;

		break;

	case CHIP_CARRIZO:

		adev->gfx.config.max_shader_engines = 1;

		adev->gfx.config.max_tile_pipes = 2;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;



		switch (adev->pdev->revision) {

		case 0xc4:

		case 0x84:

		case 0xc8:

		case 0xcc:

			/* B10 */

			adev->gfx.config.max_cu_per_sh = 8;

			break;

		case 0xc5:

		case 0x81:

		case 0x85:

		case 0xc9:

		case 0xcd:

			/* B8 */

			adev->gfx.config.max_cu_per_sh = 6;

			break;

		case 0xc6:

		case 0xca:

		case 0xce:

			/* B6 */

			adev->gfx.config.max_cu_per_sh = 6;

			break;

		case 0xc7:

		case 0x87:

		case 0xcb:

		default:

			/* B4 */

			adev->gfx.config.max_cu_per_sh = 4;

			break;

		}



		adev->gfx.config.max_texture_channel_caches = 2;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = CARRIZO_GB_ADDR_CONFIG_GOLDEN;

		break;

	default:

		adev->gfx.config.max_shader_engines = 2;

		adev->gfx.config.max_tile_pipes = 4;

		adev->gfx.config.max_cu_per_sh = 2;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;

		adev->gfx.config.max_texture_channel_caches = 4;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TONGA_GB_ADDR_CONFIG_GOLDEN;

		break;

	}



	mc_shared_chmap = RREG32(mmMC_SHARED_CHMAP);

	adev->gfx.config.mc_arb_ramcfg = RREG32(mmMC_ARB_RAMCFG);

	mc_arb_ramcfg = adev->gfx.config.mc_arb_ramcfg;



	adev->gfx.config.num_tile_pipes = adev->gfx.config.max_tile_pipes;

	adev->gfx.config.mem_max_burst_length_bytes = 256;

	if (adev->flags & AMD_IS_APU) {

		/* Get memory bank mapping mode. */

		tmp = RREG32(mmMC_FUS_DRAM0_BANK_ADDR_MAPPING);

		dimm00_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM0_BANK_ADDR_MAPPING, DIMM0ADDRMAP);

		dimm01_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM0_BANK_ADDR_MAPPING, DIMM1ADDRMAP);



		tmp = RREG32(mmMC_FUS_DRAM1_BANK_ADDR_MAPPING);

		dimm10_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM1_BANK_ADDR_MAPPING, DIMM0ADDRMAP);

		dimm11_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM1_BANK_ADDR_MAPPING, DIMM1ADDRMAP);



		/* Validate settings in case only one DIMM installed. */

		if ((dimm00_addr_map == 0) || (dimm00_addr_map == 3) || (dimm00_addr_map == 4) || (dimm00_addr_map > 12))

			dimm00_addr_map = 0;

		if ((dimm01_addr_map == 0) || (dimm01_addr_map == 3) || (dimm01_addr_map == 4) || (dimm01_addr_map > 12))

			dimm01_addr_map = 0;

		if ((dimm10_addr_map == 0) || (dimm10_addr_map == 3) || (dimm10_addr_map == 4) || (dimm10_addr_map > 12))

			dimm10_addr_map = 0;

		if ((dimm11_addr_map == 0) || (dimm11_addr_map == 3) || (dimm11_addr_map == 4) || (dimm11_addr_map > 12))

			dimm11_addr_map = 0;



		/* If DIMM Addr map is 8GB, ROW size should be 2KB. Otherwise 1KB. */

		/* If ROW size(DIMM1) != ROW size(DMIMM0), ROW size should be larger one. */

		if ((dimm00_addr_map == 11) || (dimm01_addr_map == 11) || (dimm10_addr_map == 11) || (dimm11_addr_map == 11))

			adev->gfx.config.mem_row_size_in_kb = 2;

		else

			adev->gfx.config.mem_row_size_in_kb = 1;

	} else {

		tmp = REG_GET_FIELD(mc_arb_ramcfg, MC_ARB_RAMCFG, NOOFCOLS);

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

		if (adev->gfx.config.mem_row_size_in_kb > 4)

			adev->gfx.config.mem_row_size_in_kb = 4;

	}



	adev->gfx.config.shader_engine_tile_size = 32;

	adev->gfx.config.num_gpus = 1;

	adev->gfx.config.multi_gpu_tile_size = 64;



	/* fix up row size */

	switch (adev->gfx.config.mem_row_size_in_kb) {

	case 1:

	default:

		gb_addr_config = REG_SET_FIELD(gb_addr_config, GB_ADDR_CONFIG, ROW_SIZE, 0);

		break;

	case 2:

		gb_addr_config = REG_SET_FIELD(gb_addr_config, GB_ADDR_CONFIG, ROW_SIZE, 1);

		break;

	case 4:

		gb_addr_config = REG_SET_FIELD(gb_addr_config, GB_ADDR_CONFIG, ROW_SIZE, 2);

		break;

	}

	adev->gfx.config.gb_addr_config = gb_addr_config;

}



static int gfx_v8_0_sw_init(void *handle)

{

	int i, r;
@@ -1010,6 +1195,8 @@ static int gfx_v8_0_sw_init(void *handle) 


	adev->gfx.ce_ram_size = 0x8000;



	gfx_v8_0_gpu_early_init(adev);



	return 0;

}
@@ -2043,203 +2230,23 @@ static void gfx_v8_0_init_compute_vmid(struct amdgpu_device *adev) 


static void gfx_v8_0_gpu_init(struct amdgpu_device *adev)

{

	u32 gb_addr_config;

	u32 mc_shared_chmap, mc_arb_ramcfg;

	u32 dimm00_addr_map, dimm01_addr_map, dimm10_addr_map, dimm11_addr_map;

	u32 tmp;

	int i;



	switch (adev->asic_type) {

	case CHIP_TOPAZ:

		adev->gfx.config.max_shader_engines = 1;

		adev->gfx.config.max_tile_pipes = 2;

		adev->gfx.config.max_cu_per_sh = 6;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;

		adev->gfx.config.max_texture_channel_caches = 2;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TOPAZ_GB_ADDR_CONFIG_GOLDEN;

		break;

	case CHIP_FIJI:

		adev->gfx.config.max_shader_engines = 4;

		adev->gfx.config.max_tile_pipes = 16;

		adev->gfx.config.max_cu_per_sh = 16;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 4;

		adev->gfx.config.max_texture_channel_caches = 8;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TONGA_GB_ADDR_CONFIG_GOLDEN;

		break;

	case CHIP_TONGA:

		adev->gfx.config.max_shader_engines = 4;

		adev->gfx.config.max_tile_pipes = 8;

		adev->gfx.config.max_cu_per_sh = 8;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;

		adev->gfx.config.max_texture_channel_caches = 8;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TONGA_GB_ADDR_CONFIG_GOLDEN;

		break;

	case CHIP_CARRIZO:

		adev->gfx.config.max_shader_engines = 1;

		adev->gfx.config.max_tile_pipes = 2;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;



		switch (adev->pdev->revision) {

		case 0xc4:

		case 0x84:

		case 0xc8:

		case 0xcc:

			/* B10 */

			adev->gfx.config.max_cu_per_sh = 8;

			break;

		case 0xc5:

		case 0x81:

		case 0x85:

		case 0xc9:

		case 0xcd:

			/* B8 */

			adev->gfx.config.max_cu_per_sh = 6;

			break;

		case 0xc6:

		case 0xca:

		case 0xce:

			/* B6 */

			adev->gfx.config.max_cu_per_sh = 6;

			break;

		case 0xc7:

		case 0x87:

		case 0xcb:

		default:

			/* B4 */

			adev->gfx.config.max_cu_per_sh = 4;

			break;

		}



		adev->gfx.config.max_texture_channel_caches = 2;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = CARRIZO_GB_ADDR_CONFIG_GOLDEN;

		break;

	default:

		adev->gfx.config.max_shader_engines = 2;

		adev->gfx.config.max_tile_pipes = 4;

		adev->gfx.config.max_cu_per_sh = 2;

		adev->gfx.config.max_sh_per_se = 1;

		adev->gfx.config.max_backends_per_se = 2;

		adev->gfx.config.max_texture_channel_caches = 4;

		adev->gfx.config.max_gprs = 256;

		adev->gfx.config.max_gs_threads = 32;

		adev->gfx.config.max_hw_contexts = 8;



		adev->gfx.config.sc_prim_fifo_size_frontend = 0x20;

		adev->gfx.config.sc_prim_fifo_size_backend = 0x100;

		adev->gfx.config.sc_hiz_tile_fifo_size = 0x30;

		adev->gfx.config.sc_earlyz_tile_fifo_size = 0x130;

		gb_addr_config = TONGA_GB_ADDR_CONFIG_GOLDEN;

		break;

	}



	tmp = RREG32(mmGRBM_CNTL);

	tmp = REG_SET_FIELD(tmp, GRBM_CNTL, READ_TIMEOUT, 0xff);

	WREG32(mmGRBM_CNTL, tmp);



	mc_shared_chmap = RREG32(mmMC_SHARED_CHMAP);

	adev->gfx.config.mc_arb_ramcfg = RREG32(mmMC_ARB_RAMCFG);

	mc_arb_ramcfg = adev->gfx.config.mc_arb_ramcfg;



	adev->gfx.config.num_tile_pipes = adev->gfx.config.max_tile_pipes;

	adev->gfx.config.mem_max_burst_length_bytes = 256;

	if (adev->flags & AMD_IS_APU) {

		/* Get memory bank mapping mode. */

		tmp = RREG32(mmMC_FUS_DRAM0_BANK_ADDR_MAPPING);

		dimm00_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM0_BANK_ADDR_MAPPING, DIMM0ADDRMAP);

		dimm01_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM0_BANK_ADDR_MAPPING, DIMM1ADDRMAP);



		tmp = RREG32(mmMC_FUS_DRAM1_BANK_ADDR_MAPPING);

		dimm10_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM1_BANK_ADDR_MAPPING, DIMM0ADDRMAP);

		dimm11_addr_map = REG_GET_FIELD(tmp, MC_FUS_DRAM1_BANK_ADDR_MAPPING, DIMM1ADDRMAP);



		/* Validate settings in case only one DIMM installed. */

		if ((dimm00_addr_map == 0) || (dimm00_addr_map == 3) || (dimm00_addr_map == 4) || (dimm00_addr_map > 12))

			dimm00_addr_map = 0;

		if ((dimm01_addr_map == 0) || (dimm01_addr_map == 3) || (dimm01_addr_map == 4) || (dimm01_addr_map > 12))

			dimm01_addr_map = 0;

		if ((dimm10_addr_map == 0) || (dimm10_addr_map == 3) || (dimm10_addr_map == 4) || (dimm10_addr_map > 12))

			dimm10_addr_map = 0;

		if ((dimm11_addr_map == 0) || (dimm11_addr_map == 3) || (dimm11_addr_map == 4) || (dimm11_addr_map > 12))

			dimm11_addr_map = 0;



		/* If DIMM Addr map is 8GB, ROW size should be 2KB. Otherwise 1KB. */

		/* If ROW size(DIMM1) != ROW size(DMIMM0), ROW size should be larger one. */

		if ((dimm00_addr_map == 11) || (dimm01_addr_map == 11) || (dimm10_addr_map == 11) || (dimm11_addr_map == 11))

			adev->gfx.config.mem_row_size_in_kb = 2;

		else

			adev->gfx.config.mem_row_size_in_kb = 1;

	} else {

		tmp = REG_GET_FIELD(mc_arb_ramcfg, MC_ARB_RAMCFG, NOOFCOLS);

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

		if (adev->gfx.config.mem_row_size_in_kb > 4)

			adev->gfx.config.mem_row_size_in_kb = 4;

	}



	adev->gfx.config.shader_engine_tile_size = 32;

	adev->gfx.config.num_gpus = 1;

	adev->gfx.config.multi_gpu_tile_size = 64;



	/* fix up row size */

	switch (adev->gfx.config.mem_row_size_in_kb) {

	case 1:

	default:

		gb_addr_config = REG_SET_FIELD(gb_addr_config, GB_ADDR_CONFIG, ROW_SIZE, 0);

		break;

	case 2:

		gb_addr_config = REG_SET_FIELD(gb_addr_config, GB_ADDR_CONFIG, ROW_SIZE, 1);

		break;

	case 4:

		gb_addr_config = REG_SET_FIELD(gb_addr_config, GB_ADDR_CONFIG, ROW_SIZE, 2);

		break;

	}

	adev->gfx.config.gb_addr_config = gb_addr_config;



	WREG32(mmGB_ADDR_CONFIG, gb_addr_config);

	WREG32(mmHDP_ADDR_CONFIG, gb_addr_config);

	WREG32(mmDMIF_ADDR_CALC, gb_addr_config);

	WREG32(mmGB_ADDR_CONFIG, adev->gfx.config.gb_addr_config);

	WREG32(mmHDP_ADDR_CONFIG, adev->gfx.config.gb_addr_config);

	WREG32(mmDMIF_ADDR_CALC, adev->gfx.config.gb_addr_config);

	WREG32(mmSDMA0_TILING_CONFIG + SDMA0_REGISTER_OFFSET,

	       gb_addr_config & 0x70);

	       adev->gfx.config.gb_addr_config & 0x70);

	WREG32(mmSDMA0_TILING_CONFIG + SDMA1_REGISTER_OFFSET,

	       gb_addr_config & 0x70);

	WREG32(mmUVD_UDEC_ADDR_CONFIG, gb_addr_config);

	WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);

	WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);

	       adev->gfx.config.gb_addr_config & 0x70);

	WREG32(mmUVD_UDEC_ADDR_CONFIG, adev->gfx.config.gb_addr_config);

	WREG32(mmUVD_UDEC_DB_ADDR_CONFIG, adev->gfx.config.gb_addr_config);

	WREG32(mmUVD_UDEC_DBW_ADDR_CONFIG, adev->gfx.config.gb_addr_config);



	gfx_v8_0_tiling_mode_table_init(adev);