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/* * Copyright 2015 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. * * */#include <linux/list.h>#include <linux/pci.h>#include <linux/slab.h> #include <linux/firmware.h>#include <drm/amdgpu_drm.h>#include "amdgpu.h"#include "atom.h"#include "amdgpu_ucode.h" struct amdgpu_cgs_device {	struct cgs_device base;	struct amdgpu_device *adev;}; #define CGS_FUNC_ADEV							\	struct amdgpu_device *adev =					\		((struct amdgpu_cgs_device *)cgs_device)->adev  static uint32_t amdgpu_cgs_read_register(struct cgs_device *cgs_device, unsigned int offset){	CGS_FUNC_ADEV;	return RREG32(offset);} static void amdgpu_cgs_write_register(struct cgs_device *cgs_device, unsigned int offset,				      uint32_t value){	CGS_FUNC_ADEV;	WREG32(offset, value);} static uint32_t amdgpu_cgs_read_ind_register(struct cgs_device *cgs_device,					     enum cgs_ind_reg space,					     unsigned int index){	CGS_FUNC_ADEV;	switch (space) {	case CGS_IND_REG__PCIE:		return RREG32_PCIE(index);	case CGS_IND_REG__SMC:		return RREG32_SMC(index);	case CGS_IND_REG__UVD_CTX:		return RREG32_UVD_CTX(index);	case CGS_IND_REG__DIDT:		return RREG32_DIDT(index);	case CGS_IND_REG_GC_CAC:		return RREG32_GC_CAC(index);	case CGS_IND_REG_SE_CAC:		return RREG32_SE_CAC(index);	case CGS_IND_REG__AUDIO_ENDPT:		DRM_ERROR("audio endpt register access not implemented.\n");		return 0;	default:		WARN(1, "Invalid indirect register space");		return 0;	}} static void amdgpu_cgs_write_ind_register(struct cgs_device *cgs_device,					  enum cgs_ind_reg space,					  unsigned int index, uint32_t value){	CGS_FUNC_ADEV;	switch (space) {	case CGS_IND_REG__PCIE:		return WREG32_PCIE(index, value);	case CGS_IND_REG__SMC:		return WREG32_SMC(index, value);	case CGS_IND_REG__UVD_CTX:		return WREG32_UVD_CTX(index, value);	case CGS_IND_REG__DIDT:		return WREG32_DIDT(index, value);	case CGS_IND_REG_GC_CAC:		return WREG32_GC_CAC(index, value);	case CGS_IND_REG_SE_CAC:		return WREG32_SE_CAC(index, value);	case CGS_IND_REG__AUDIO_ENDPT:		DRM_ERROR("audio endpt register access not implemented.\n");		return;	default:		WARN(1, "Invalid indirect register space");	}} static uint32_t fw_type_convert(struct cgs_device *cgs_device, uint32_t fw_type){	CGS_FUNC_ADEV;	enum AMDGPU_UCODE_ID result = AMDGPU_UCODE_ID_MAXIMUM; 	switch (fw_type) {	case CGS_UCODE_ID_SDMA0:		result = AMDGPU_UCODE_ID_SDMA0;		break;	case CGS_UCODE_ID_SDMA1:		result = AMDGPU_UCODE_ID_SDMA1;		break;	case CGS_UCODE_ID_CP_CE:		result = AMDGPU_UCODE_ID_CP_CE;		break;	case CGS_UCODE_ID_CP_PFP:		result = AMDGPU_UCODE_ID_CP_PFP;		break;	case CGS_UCODE_ID_CP_ME:		result = AMDGPU_UCODE_ID_CP_ME;		break;	case CGS_UCODE_ID_CP_MEC:	case CGS_UCODE_ID_CP_MEC_JT1:		result = AMDGPU_UCODE_ID_CP_MEC1;		break;	case CGS_UCODE_ID_CP_MEC_JT2:		/* for VI. JT2 should be the same as JT1, because:			1, MEC2 and MEC1 use exactly same FW.			2, JT2 is not pached but JT1 is.		*/		if (adev->asic_type >= CHIP_TOPAZ)			result = AMDGPU_UCODE_ID_CP_MEC1;		else			result = AMDGPU_UCODE_ID_CP_MEC2;		break;	case CGS_UCODE_ID_RLC_G:		result = AMDGPU_UCODE_ID_RLC_G;		break;	case CGS_UCODE_ID_STORAGE:		result = AMDGPU_UCODE_ID_STORAGE;		break;	default:		DRM_ERROR("Firmware type not supported\n");	}	return result;} static uint16_t amdgpu_get_firmware_version(struct cgs_device *cgs_device,					enum cgs_ucode_id type){	CGS_FUNC_ADEV;	uint16_t fw_version = 0; 	switch (type) {	case CGS_UCODE_ID_SDMA0:		fw_version = adev->sdma.instance[0].fw_version;		break;	case CGS_UCODE_ID_SDMA1:		fw_version = adev->sdma.instance[1].fw_version;		break;	case CGS_UCODE_ID_CP_CE:		fw_version = adev->gfx.ce_fw_version;		break;	case CGS_UCODE_ID_CP_PFP:		fw_version = adev->gfx.pfp_fw_version;		break;	case CGS_UCODE_ID_CP_ME:		fw_version = adev->gfx.me_fw_version;		break;	case CGS_UCODE_ID_CP_MEC:		fw_version = adev->gfx.mec_fw_version;		break;	case CGS_UCODE_ID_CP_MEC_JT1:		fw_version = adev->gfx.mec_fw_version;		break;	case CGS_UCODE_ID_CP_MEC_JT2:		fw_version = adev->gfx.mec_fw_version;		break;	case CGS_UCODE_ID_RLC_G:		fw_version = adev->gfx.rlc_fw_version;		break;	case CGS_UCODE_ID_STORAGE:		break;	default:		DRM_ERROR("firmware type %d do not have version\n", type);		break;	}	return fw_version;} static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,					enum cgs_ucode_id type,					struct cgs_firmware_info *info){	CGS_FUNC_ADEV; 	if (type != CGS_UCODE_ID_SMU && type != CGS_UCODE_ID_SMU_SK) {		uint64_t gpu_addr;		uint32_t data_size;		const struct gfx_firmware_header_v1_0 *header;		enum AMDGPU_UCODE_ID id;		struct amdgpu_firmware_info *ucode; 		id = fw_type_convert(cgs_device, type);		if (id >= AMDGPU_UCODE_ID_MAXIMUM)			return -EINVAL; 		ucode = &adev->firmware.ucode[id];		if (ucode->fw == NULL)			return -EINVAL; 		gpu_addr  = ucode->mc_addr;		header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;		data_size = le32_to_cpu(header->header.ucode_size_bytes); 		if ((type == CGS_UCODE_ID_CP_MEC_JT1) ||		    (type == CGS_UCODE_ID_CP_MEC_JT2)) {			gpu_addr += ALIGN(le32_to_cpu(header->header.ucode_size_bytes), PAGE_SIZE);			data_size = le32_to_cpu(header->jt_size) << 2;		} 		info->kptr = ucode->kaddr;		info->image_size = data_size;		info->mc_addr = gpu_addr;		info->version = (uint16_t)le32_to_cpu(header->header.ucode_version); 		if (type == CGS_UCODE_ID_CP_MEC)			info->image_size = le32_to_cpu(header->jt_offset) << 2; 		info->fw_version = amdgpu_get_firmware_version(cgs_device, type);		info->feature_version = (uint16_t)le32_to_cpu(header->ucode_feature_version);	} else {		const char *fw_name = NULL;		int err = 0;		uint32_t ucode_size;		uint32_t ucode_start_address;		const uint8_t *src;		const struct smc_firmware_header_v1_0 *hdr;		const struct common_firmware_header *header;		struct amdgpu_firmware_info *ucode = NULL; 		if (!adev->pm.fw) {			switch (adev->asic_type) {			case CHIP_BONAIRE:				if ((adev->pdev->revision == 0x80) ||					(adev->pdev->revision == 0x81) ||					(adev->pdev->device == 0x665f)) {					info->is_kicker = true;					fw_name = "bonaire_k_smc.bin";				} else {					fw_name = "bonaire_smc.bin";				}				break;			case CHIP_HAWAII:				if (adev->pdev->revision == 0x80) {					info->is_kicker = true;					fw_name = "hawaii_k_smc.bin";				} else {					fw_name = "hawaii_smc.bin";				}				break;			case CHIP_TOPAZ:				if (((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x81)) ||				    ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x83)) ||				    ((adev->pdev->device == 0x6907) && (adev->pdev->revision == 0x87)) ||				    ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0xD1)) ||				    ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0xD3))) {					info->is_kicker = true;					fw_name = "topaz_k_smc.bin";				} else					fw_name = "topaz_smc.bin";				break;			case CHIP_TONGA:				if (((adev->pdev->device == 0x6939) && (adev->pdev->revision == 0xf1)) ||				    ((adev->pdev->device == 0x6938) && (adev->pdev->revision == 0xf1))) {					info->is_kicker = true;					fw_name = "tonga_k_smc.bin";				} else					fw_name = "tonga_smc.bin";				break;			case CHIP_FIJI:				fw_name = "fiji_smc.bin";				break;			case CHIP_POLARIS11:				if (type == CGS_UCODE_ID_SMU) {					if (ASICID_IS_P21(adev->pdev->device, adev->pdev->revision)) {						info->is_kicker = true;						fw_name = "polaris11_k_smc.bin";					} else if (ASICID_IS_P31(adev->pdev->device, adev->pdev->revision)) {						info->is_kicker = true;						fw_name = "polaris11_k2_smc.bin";					} else {						fw_name = "polaris11_smc.bin";					}				} else if (type == CGS_UCODE_ID_SMU_SK) {					fw_name = "polaris11_smc_sk.bin";				}				break;			case CHIP_POLARIS10:				if (type == CGS_UCODE_ID_SMU) {					if (ASICID_IS_P20(adev->pdev->device, adev->pdev->revision)) {						info->is_kicker = true;						fw_name = "polaris10_k_smc.bin";					} else if (ASICID_IS_P30(adev->pdev->device, adev->pdev->revision)) {						info->is_kicker = true;						fw_name = "polaris10_k2_smc.bin";					} else {						fw_name = "polaris10_smc.bin";					}				} else if (type == CGS_UCODE_ID_SMU_SK) {					fw_name = "polaris10_smc_sk.bin";				}				break;			case CHIP_POLARIS12:				if (ASICID_IS_P23(adev->pdev->device, adev->pdev->revision)) {					info->is_kicker = true;					fw_name = "polaris12_k_smc.bin";				} else {					fw_name = "polaris12_smc.bin";				}				break;			case CHIP_VEGAM:				fw_name = "vegam_smc.bin";				break;			case CHIP_VEGA10:				if ((adev->pdev->device == 0x687f) &&					((adev->pdev->revision == 0xc0) ||					(adev->pdev->revision == 0xc1) ||					(adev->pdev->revision == 0xc3)))					fw_name = "vega10_acg_smc.bin";				else					fw_name = "vega10_smc.bin";				break;			case CHIP_VEGA12:				fw_name = "vega12_smc.bin";				break;			case CHIP_VEGA20:				fw_name = "vega20_smc.bin";				break;			default:				drm_err(adev_to_drm(adev), "SMC firmware not supported\n");				return -EINVAL;			} 			err = amdgpu_ucode_request(adev, &adev->pm.fw,						   AMDGPU_UCODE_REQUIRED,						   "amdgpu/%s", fw_name);			if (err) {				amdgpu_ucode_release(&adev->pm.fw);				return err;			} 			if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {				ucode = &adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];				ucode->ucode_id = AMDGPU_UCODE_ID_SMC;				ucode->fw = adev->pm.fw;				header = (const struct common_firmware_header *)ucode->fw->data;				adev->firmware.fw_size +=					ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);			}		} 		hdr = (const struct smc_firmware_header_v1_0 *)	adev->pm.fw->data;		amdgpu_ucode_print_smc_hdr(&hdr->header);		adev->pm.fw_version = le32_to_cpu(hdr->header.ucode_version);		ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes);		ucode_start_address = le32_to_cpu(hdr->ucode_start_addr);		src = (const uint8_t *)(adev->pm.fw->data +		       le32_to_cpu(hdr->header.ucode_array_offset_bytes)); 		info->version = adev->pm.fw_version;		info->image_size = ucode_size;		info->ucode_start_address = ucode_start_address;		info->kptr = (void *)src;	}	return 0;} static const struct cgs_ops amdgpu_cgs_ops = {	.read_register = amdgpu_cgs_read_register,	.write_register = amdgpu_cgs_write_register,	.read_ind_register = amdgpu_cgs_read_ind_register,	.write_ind_register = amdgpu_cgs_write_ind_register,	.get_firmware_info = amdgpu_cgs_get_firmware_info,}; struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev){	struct amdgpu_cgs_device *cgs_device = kmalloc_obj(*cgs_device); 	if (!cgs_device) {		drm_err(adev_to_drm(adev), "Couldn't allocate CGS device structure\n");		return NULL;	} 	cgs_device->base.ops = &amdgpu_cgs_ops;	cgs_device->adev = adev; 	return (struct cgs_device *)cgs_device;} void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device){	kfree(cgs_device);}