/*
 * Copyright 2008 Advanced Micro Devices, Inc.
 * Copyright 2008 Red Hat Inc.
 * Copyright 2009 Jerome Glisse.
 *
 * 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.
 *
 * Authors: Dave Airlie
 *          Alex Deucher
 *          Jerome Glisse
 */

#include "amdgpu.h"
#include <drm/amdgpu_drm.h>
#include <drm/drm_drv.h>
#include <drm/drm_fb_helper.h>
#include "amdgpu_uvd.h"
#include "amdgpu_vce.h"
#include "atom.h"

#include <linux/vga_switcheroo.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/pci.h>
#include <linux/pm_runtime.h>
#include "amdgpu_amdkfd.h"
#include "amdgpu_gem.h"
#include "amdgpu_display.h"
#include "amdgpu_ras.h"
#include "amdgpu_reset.h"
#include "amd_pcie.h"
#include "amdgpu_userq.h"

void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev)
{
        struct amdgpu_gpu_instance *gpu_instance;
        int i;

        mutex_lock(&mgpu_info.mutex);

        for (i = 0; i < mgpu_info.num_gpu; i++) {
                gpu_instance = &(mgpu_info.gpu_ins[i]);
                if (gpu_instance->adev == adev) {
                        mgpu_info.gpu_ins[i] =
                                mgpu_info.gpu_ins[mgpu_info.num_gpu - 1];
                        mgpu_info.num_gpu--;
                        if (adev->flags & AMD_IS_APU)
                                mgpu_info.num_apu--;
                        else
                                mgpu_info.num_dgpu--;
                        break;
                }
        }

        mutex_unlock(&mgpu_info.mutex);
}

/**
 * amdgpu_driver_unload_kms - Main unload function for KMS.
 *
 * @dev: drm dev pointer
 *
 * This is the main unload function for KMS (all asics).
 * Returns 0 on success.
 */
void amdgpu_driver_unload_kms(struct drm_device *dev)
{
        struct amdgpu_device *adev = drm_to_adev(dev);

        if (adev == NULL || !adev->num_ip_blocks)
                return;

        amdgpu_unregister_gpu_instance(adev);

        if (adev->rmmio == NULL)
                return;

        if (amdgpu_acpi_smart_shift_update(adev, AMDGPU_SS_DRV_UNLOAD))
                drm_warn(dev, "smart shift update failed\n");

        amdgpu_acpi_fini(adev);
        amdgpu_device_fini_hw(adev);
}

void amdgpu_register_gpu_instance(struct amdgpu_device *adev)
{
        struct amdgpu_gpu_instance *gpu_instance;

        mutex_lock(&mgpu_info.mutex);

        if (mgpu_info.num_gpu >= MAX_GPU_INSTANCE) {
                drm_err(adev_to_drm(adev), "Cannot register more gpu instance\n");
                mutex_unlock(&mgpu_info.mutex);
                return;
        }

        gpu_instance = &(mgpu_info.gpu_ins[mgpu_info.num_gpu]);
        gpu_instance->adev = adev;
        gpu_instance->mgpu_fan_enabled = 0;

        mgpu_info.num_gpu++;
        if (adev->flags & AMD_IS_APU)
                mgpu_info.num_apu++;
        else
                mgpu_info.num_dgpu++;

        mutex_unlock(&mgpu_info.mutex);
}

/**
 * amdgpu_driver_load_kms - Main load function for KMS.
 *
 * @adev: pointer to struct amdgpu_device
 * @flags: device flags
 *
 * This is the main load function for KMS (all asics).
 * Returns 0 on success, error on failure.
 */
int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
{
        struct drm_device *dev;
        int r, acpi_status;

        dev = adev_to_drm(adev);

        /* amdgpu_device_init should report only fatal error
         * like memory allocation failure or iomapping failure,
         * or memory manager initialization failure, it must
         * properly initialize the GPU MC controller and permit
         * VRAM allocation
         */
        r = amdgpu_device_init(adev, flags);
        if (r) {
                dev_err(dev->dev, "Fatal error during GPU init\n");
                goto out;
        }

        amdgpu_device_detect_runtime_pm_mode(adev);

        /* Call ACPI methods: require modeset init
         * but failure is not fatal
         */

        acpi_status = amdgpu_acpi_init(adev);
        if (acpi_status)
                dev_dbg(dev->dev, "Error during ACPI methods call\n");

        if (amdgpu_acpi_smart_shift_update(adev, AMDGPU_SS_DRV_LOAD))
                drm_warn(dev, "smart shift update failed\n");

out:
        if (r)
                amdgpu_driver_unload_kms(dev);

        return r;
}

static enum amd_ip_block_type
        amdgpu_ip_get_block_type(struct amdgpu_device *adev, uint32_t ip)
{
        enum amd_ip_block_type type;

        switch (ip) {
        case AMDGPU_HW_IP_GFX:
                type = AMD_IP_BLOCK_TYPE_GFX;
                break;
        case AMDGPU_HW_IP_COMPUTE:
                type = AMD_IP_BLOCK_TYPE_GFX;
                break;
        case AMDGPU_HW_IP_DMA:
                type = AMD_IP_BLOCK_TYPE_SDMA;
                break;
        case AMDGPU_HW_IP_UVD:
        case AMDGPU_HW_IP_UVD_ENC:
                type = AMD_IP_BLOCK_TYPE_UVD;
                break;
        case AMDGPU_HW_IP_VCE:
                type = AMD_IP_BLOCK_TYPE_VCE;
                break;
        case AMDGPU_HW_IP_VCN_DEC:
        case AMDGPU_HW_IP_VCN_ENC:
                type = AMD_IP_BLOCK_TYPE_VCN;
                break;
        case AMDGPU_HW_IP_VCN_JPEG:
                type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
                                   AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
                break;
        case AMDGPU_HW_IP_VPE:
                type = AMD_IP_BLOCK_TYPE_VPE;
                break;
        default:
                type = AMD_IP_BLOCK_TYPE_NUM;
                break;
        }

        return type;
}

static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
                                struct drm_amdgpu_query_fw *query_fw,
                                struct amdgpu_device *adev)
{
        switch (query_fw->fw_type) {
        case AMDGPU_INFO_FW_VCE:
                fw_info->ver = adev->vce.fw_version;
                fw_info->feature = adev->vce.fb_version;
                break;
        case AMDGPU_INFO_FW_UVD:
                fw_info->ver = adev->uvd.fw_version;
                fw_info->feature = 0;
                break;
        case AMDGPU_INFO_FW_VCN:
                fw_info->ver = adev->vcn.fw_version;
                fw_info->feature = 0;
                break;
        case AMDGPU_INFO_FW_GMC:
                fw_info->ver = adev->gmc.fw_version;
                fw_info->feature = 0;
                break;
        case AMDGPU_INFO_FW_GFX_ME:
                fw_info->ver = adev->gfx.me_fw_version;
                fw_info->feature = adev->gfx.me_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_PFP:
                fw_info->ver = adev->gfx.pfp_fw_version;
                fw_info->feature = adev->gfx.pfp_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_CE:
                fw_info->ver = adev->gfx.ce_fw_version;
                fw_info->feature = adev->gfx.ce_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_RLC:
                fw_info->ver = adev->gfx.rlc_fw_version;
                fw_info->feature = adev->gfx.rlc_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL:
                fw_info->ver = adev->gfx.rlc_srlc_fw_version;
                fw_info->feature = adev->gfx.rlc_srlc_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM:
                fw_info->ver = adev->gfx.rlc_srlg_fw_version;
                fw_info->feature = adev->gfx.rlc_srlg_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM:
                fw_info->ver = adev->gfx.rlc_srls_fw_version;
                fw_info->feature = adev->gfx.rlc_srls_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_RLCP:
                fw_info->ver = adev->gfx.rlcp_ucode_version;
                fw_info->feature = adev->gfx.rlcp_ucode_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_RLCV:
                fw_info->ver = adev->gfx.rlcv_ucode_version;
                fw_info->feature = adev->gfx.rlcv_ucode_feature_version;
                break;
        case AMDGPU_INFO_FW_GFX_MEC:
                if (query_fw->index == 0) {
                        fw_info->ver = adev->gfx.mec_fw_version;
                        fw_info->feature = adev->gfx.mec_feature_version;
                } else if (query_fw->index == 1) {
                        fw_info->ver = adev->gfx.mec2_fw_version;
                        fw_info->feature = adev->gfx.mec2_feature_version;
                } else
                        return -EINVAL;
                break;
        case AMDGPU_INFO_FW_SMC:
                fw_info->ver = adev->pm.fw_version;
                fw_info->feature = 0;
                break;
        case AMDGPU_INFO_FW_TA:
                switch (query_fw->index) {
                case TA_FW_TYPE_PSP_XGMI:
                        fw_info->ver = adev->psp.xgmi_context.context.bin_desc.fw_version;
                        fw_info->feature = adev->psp.xgmi_context.context
                                                   .bin_desc.feature_version;
                        break;
                case TA_FW_TYPE_PSP_RAS:
                        fw_info->ver = adev->psp.ras_context.context.bin_desc.fw_version;
                        fw_info->feature = adev->psp.ras_context.context
                                                   .bin_desc.feature_version;
                        break;
                case TA_FW_TYPE_PSP_HDCP:
                        fw_info->ver = adev->psp.hdcp_context.context.bin_desc.fw_version;
                        fw_info->feature = adev->psp.hdcp_context.context
                                                   .bin_desc.feature_version;
                        break;
                case TA_FW_TYPE_PSP_DTM:
                        fw_info->ver = adev->psp.dtm_context.context.bin_desc.fw_version;
                        fw_info->feature = adev->psp.dtm_context.context
                                                   .bin_desc.feature_version;
                        break;
                case TA_FW_TYPE_PSP_RAP:
                        fw_info->ver = adev->psp.rap_context.context.bin_desc.fw_version;
                        fw_info->feature = adev->psp.rap_context.context
                                                   .bin_desc.feature_version;
                        break;
                case TA_FW_TYPE_PSP_SECUREDISPLAY:
                        fw_info->ver = adev->psp.securedisplay_context.context.bin_desc.fw_version;
                        fw_info->feature =
                                adev->psp.securedisplay_context.context.bin_desc
                                        .feature_version;
                        break;
                default:
                        return -EINVAL;
                }
                break;
        case AMDGPU_INFO_FW_SDMA:
                if (query_fw->index >= adev->sdma.num_instances)
                        return -EINVAL;
                fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
                fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
                break;
        case AMDGPU_INFO_FW_SOS:
                fw_info->ver = adev->psp.sos.fw_version;
                fw_info->feature = adev->psp.sos.feature_version;
                break;
        case AMDGPU_INFO_FW_ASD:
                fw_info->ver = adev->psp.asd_context.bin_desc.fw_version;
                fw_info->feature = adev->psp.asd_context.bin_desc.feature_version;
                break;
        case AMDGPU_INFO_FW_DMCU:
                fw_info->ver = adev->dm.dmcu_fw_version;
                fw_info->feature = 0;
                break;
        case AMDGPU_INFO_FW_DMCUB:
                fw_info->ver = adev->dm.dmcub_fw_version;
                fw_info->feature = 0;
                break;
        case AMDGPU_INFO_FW_TOC:
                fw_info->ver = adev->psp.toc.fw_version;
                fw_info->feature = adev->psp.toc.feature_version;
                break;
        case AMDGPU_INFO_FW_CAP:
                fw_info->ver = adev->psp.cap_fw_version;
                fw_info->feature = adev->psp.cap_feature_version;
                break;
        case AMDGPU_INFO_FW_MES_KIQ:
                fw_info->ver = adev->mes.kiq_version & AMDGPU_MES_VERSION_MASK;
                fw_info->feature = (adev->mes.kiq_version & AMDGPU_MES_FEAT_VERSION_MASK)
                                        >> AMDGPU_MES_FEAT_VERSION_SHIFT;
                break;
        case AMDGPU_INFO_FW_MES:
                fw_info->ver = adev->mes.sched_version & AMDGPU_MES_VERSION_MASK;
                fw_info->feature = (adev->mes.sched_version & AMDGPU_MES_FEAT_VERSION_MASK)
                                        >> AMDGPU_MES_FEAT_VERSION_SHIFT;
                break;
        case AMDGPU_INFO_FW_IMU:
                fw_info->ver = adev->gfx.imu_fw_version;
                fw_info->feature = 0;
                break;
        case AMDGPU_INFO_FW_VPE:
                fw_info->ver = adev->vpe.fw_version;
                fw_info->feature = adev->vpe.feature_version;
                break;
        default:
                return -EINVAL;
        }
        return 0;
}

static int amdgpu_userq_metadata_info_gfx(struct amdgpu_device *adev,
                                          struct drm_amdgpu_info *info,
                                          struct drm_amdgpu_info_uq_metadata_gfx *meta)
{
        int ret = -EOPNOTSUPP;

        if (adev->gfx.funcs->get_gfx_shadow_info) {
                struct amdgpu_gfx_shadow_info shadow = {};

                adev->gfx.funcs->get_gfx_shadow_info(adev, &shadow, true);
                meta->shadow_size = shadow.shadow_size;
                meta->shadow_alignment = shadow.shadow_alignment;
                meta->csa_size = shadow.csa_size;
                meta->csa_alignment = shadow.csa_alignment;
                ret = 0;
        }

        return ret;
}

static int amdgpu_userq_metadata_info_compute(struct amdgpu_device *adev,
                                              struct drm_amdgpu_info *info,
                                              struct drm_amdgpu_info_uq_metadata_compute *meta)
{
        int ret = -EOPNOTSUPP;

        if (adev->gfx.funcs->get_gfx_shadow_info) {
                struct amdgpu_gfx_shadow_info shadow = {};

                adev->gfx.funcs->get_gfx_shadow_info(adev, &shadow, true);
                meta->eop_size = shadow.eop_size;
                meta->eop_alignment = shadow.eop_alignment;
                ret = 0;
        }

        return ret;
}

static int amdgpu_userq_metadata_info_sdma(struct amdgpu_device *adev,
                                           struct drm_amdgpu_info *info,
                                           struct drm_amdgpu_info_uq_metadata_sdma *meta)
{
        int ret = -EOPNOTSUPP;

        if (adev->sdma.get_csa_info) {
                struct amdgpu_sdma_csa_info csa = {};

                adev->sdma.get_csa_info(adev, &csa);
                meta->csa_size = csa.size;
                meta->csa_alignment = csa.alignment;
                ret = 0;
        }

        return ret;
}

static int amdgpu_hw_ip_info(struct amdgpu_device *adev,
                             struct drm_amdgpu_info *info,
                             struct drm_amdgpu_info_hw_ip *result)
{
        uint32_t ib_start_alignment = 0;
        uint32_t ib_size_alignment = 0;
        enum amd_ip_block_type type;
        unsigned int num_rings = 0;
        uint32_t num_slots = 0;
        unsigned int i, j;

        if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
                return -EINVAL;

        switch (info->query_hw_ip.type) {
        case AMDGPU_HW_IP_GFX:
                type = AMD_IP_BLOCK_TYPE_GFX;
                for (i = 0; i < adev->gfx.num_gfx_rings; i++)
                        if (adev->gfx.gfx_ring[i].sched.ready &&
                            !adev->gfx.gfx_ring[i].no_user_submission)
                                ++num_rings;

                if (!adev->gfx.disable_uq) {
                        for (i = 0; i < AMDGPU_MES_MAX_GFX_PIPES; i++)
                                num_slots += hweight32(adev->mes.gfx_hqd_mask[i]);
                }

                ib_start_alignment = 32;
                ib_size_alignment = 32;
                break;
        case AMDGPU_HW_IP_COMPUTE:
                type = AMD_IP_BLOCK_TYPE_GFX;
                for (i = 0; i < adev->gfx.num_compute_rings; i++)
                        if (adev->gfx.compute_ring[i].sched.ready &&
                            !adev->gfx.compute_ring[i].no_user_submission)
                                ++num_rings;

                if (!adev->sdma.disable_uq) {
                        for (i = 0; i < AMDGPU_MES_MAX_COMPUTE_PIPES; i++)
                                num_slots += hweight32(adev->mes.compute_hqd_mask[i]);
                }

                ib_start_alignment = 32;
                ib_size_alignment = 32;
                break;
        case AMDGPU_HW_IP_DMA:
                type = AMD_IP_BLOCK_TYPE_SDMA;
                for (i = 0; i < adev->sdma.num_instances; i++)
                        if (adev->sdma.instance[i].ring.sched.ready &&
                            !adev->sdma.instance[i].ring.no_user_submission)
                                ++num_rings;

                if (!adev->gfx.disable_uq) {
                        for (i = 0; i < AMDGPU_MES_MAX_SDMA_PIPES; i++)
                                num_slots += hweight32(adev->mes.sdma_hqd_mask[i]);
                }

                ib_start_alignment = 256;
                ib_size_alignment = 4;
                break;
        case AMDGPU_HW_IP_UVD:
                type = AMD_IP_BLOCK_TYPE_UVD;
                for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
                        if (adev->uvd.harvest_config & (1 << i))
                                continue;

                        if (adev->uvd.inst[i].ring.sched.ready &&
                            !adev->uvd.inst[i].ring.no_user_submission)
                                ++num_rings;
                }
                ib_start_alignment = 256;
                ib_size_alignment = 64;
                break;
        case AMDGPU_HW_IP_VCE:
                type = AMD_IP_BLOCK_TYPE_VCE;
                for (i = 0; i < adev->vce.num_rings; i++)
                        if (adev->vce.ring[i].sched.ready &&
                            !adev->vce.ring[i].no_user_submission)
                                ++num_rings;
                ib_start_alignment = 256;
                ib_size_alignment = 4;
                break;
        case AMDGPU_HW_IP_UVD_ENC:
                type = AMD_IP_BLOCK_TYPE_UVD;
                for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
                        if (adev->uvd.harvest_config & (1 << i))
                                continue;

                        for (j = 0; j < adev->uvd.num_enc_rings; j++)
                                if (adev->uvd.inst[i].ring_enc[j].sched.ready &&
                                    !adev->uvd.inst[i].ring_enc[j].no_user_submission)
                                        ++num_rings;
                }
                ib_start_alignment = 256;
                ib_size_alignment = 4;
                break;
        case AMDGPU_HW_IP_VCN_DEC:
                type = AMD_IP_BLOCK_TYPE_VCN;
                for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
                        if (adev->vcn.harvest_config & (1 << i))
                                continue;

                        if (adev->vcn.inst[i].ring_dec.sched.ready &&
                            !adev->vcn.inst[i].ring_dec.no_user_submission)
                                ++num_rings;
                }
                ib_start_alignment = 256;
                ib_size_alignment = 64;
                break;
        case AMDGPU_HW_IP_VCN_ENC:
                type = AMD_IP_BLOCK_TYPE_VCN;
                for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
                        if (adev->vcn.harvest_config & (1 << i))
                                continue;

                        for (j = 0; j < adev->vcn.inst[i].num_enc_rings; j++)
                                if (adev->vcn.inst[i].ring_enc[j].sched.ready &&
                                    !adev->vcn.inst[i].ring_enc[j].no_user_submission)
                                        ++num_rings;
                }
                ib_start_alignment = 256;
                ib_size_alignment = 4;
                break;
        case AMDGPU_HW_IP_VCN_JPEG:
                type = (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_JPEG)) ?
                        AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;

                for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
                        if (adev->jpeg.harvest_config & (1 << i))
                                continue;

                        for (j = 0; j < adev->jpeg.num_jpeg_rings; j++)
                                if (adev->jpeg.inst[i].ring_dec[j].sched.ready &&
                                    !adev->jpeg.inst[i].ring_dec[j].no_user_submission)
                                        ++num_rings;
                }
                ib_start_alignment = 256;
                ib_size_alignment = 64;
                break;
        case AMDGPU_HW_IP_VPE:
                type = AMD_IP_BLOCK_TYPE_VPE;
                if (adev->vpe.ring.sched.ready &&
                    !adev->vpe.ring.no_user_submission)
                        ++num_rings;
                ib_start_alignment = 256;
                ib_size_alignment = 4;
                break;
        default:
                return -EINVAL;
        }

        for (i = 0; i < adev->num_ip_blocks; i++)
                if (adev->ip_blocks[i].version->type == type &&
                    adev->ip_blocks[i].status.valid)
                        break;

        if (i == adev->num_ip_blocks)
                return 0;

        num_rings = min(amdgpu_ctx_num_entities[info->query_hw_ip.type],
                        num_rings);

        result->hw_ip_version_major = adev->ip_blocks[i].version->major;
        result->hw_ip_version_minor = adev->ip_blocks[i].version->minor;

        if (adev->asic_type >= CHIP_VEGA10) {
                switch (type) {
                case AMD_IP_BLOCK_TYPE_GFX:
                        result->ip_discovery_version =
                                IP_VERSION_MAJ_MIN_REV(amdgpu_ip_version(adev, GC_HWIP, 0));
                        break;
                case AMD_IP_BLOCK_TYPE_SDMA:
                        result->ip_discovery_version =
                                IP_VERSION_MAJ_MIN_REV(amdgpu_ip_version(adev, SDMA0_HWIP, 0));
                        break;
                case AMD_IP_BLOCK_TYPE_UVD:
                case AMD_IP_BLOCK_TYPE_VCN:
                case AMD_IP_BLOCK_TYPE_JPEG:
                        result->ip_discovery_version =
                                IP_VERSION_MAJ_MIN_REV(amdgpu_ip_version(adev, UVD_HWIP, 0));
                        break;
                case AMD_IP_BLOCK_TYPE_VCE:
                        result->ip_discovery_version =
                                IP_VERSION_MAJ_MIN_REV(amdgpu_ip_version(adev, VCE_HWIP, 0));
                        break;
                case AMD_IP_BLOCK_TYPE_VPE:
                        result->ip_discovery_version =
                                IP_VERSION_MAJ_MIN_REV(amdgpu_ip_version(adev, VPE_HWIP, 0));
                        break;
                default:
                        result->ip_discovery_version = 0;
                        break;
                }
        } else {
                result->ip_discovery_version = 0;
        }
        result->capabilities_flags = 0;
        result->available_rings = (1 << num_rings) - 1;
        result->userq_num_slots = num_slots;
        result->ib_start_alignment = ib_start_alignment;
        result->ib_size_alignment = ib_size_alignment;
        return 0;
}

/*
 * Userspace get information ioctl
 */
/**
 * amdgpu_info_ioctl - answer a device specific request.
 *
 * @dev: drm device pointer
 * @data: request object
 * @filp: drm filp
 *
 * This function is used to pass device specific parameters to the userspace
 * drivers.  Examples include: pci device id, pipeline parms, tiling params,
 * etc. (all asics).
 * Returns 0 on success, -EINVAL on failure.
 */
int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
{
        struct amdgpu_device *adev = drm_to_adev(dev);
        struct drm_amdgpu_info *info = data;
        struct amdgpu_mode_info *minfo = &adev->mode_info;
        void __user *out = (void __user *)(uintptr_t)info->return_pointer;
        struct amdgpu_fpriv *fpriv;
        struct amdgpu_ip_block *ip_block;
        enum amd_ip_block_type type;
        struct amdgpu_xcp *xcp;
        u32 count, inst_mask;
        uint32_t size = info->return_size;
        struct drm_crtc *crtc;
        uint32_t ui32 = 0;
        uint64_t ui64 = 0;
        int i, found, ret;
        int ui32_size = sizeof(ui32);

        if (!info->return_size || !info->return_pointer)
                return -EINVAL;

        switch (info->query) {
        case AMDGPU_INFO_ACCEL_WORKING:
                ui32 = adev->accel_working;
                return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
        case AMDGPU_INFO_CRTC_FROM_ID:
                for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
                        crtc = (struct drm_crtc *)minfo->crtcs[i];
                        if (crtc && crtc->base.id == info->mode_crtc.id) {
                                struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);

                                ui32 = amdgpu_crtc->crtc_id;
                                found = 1;
                                break;
                        }
                }
                if (!found) {
                        DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
                        return -EINVAL;
                }
                return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
        case AMDGPU_INFO_HW_IP_INFO: {
                struct drm_amdgpu_info_hw_ip ip = {};

                ret = amdgpu_hw_ip_info(adev, info, &ip);
                if (ret)
                        return ret;

                ret = copy_to_user(out, &ip, min_t(size_t, size, sizeof(ip)));
                return ret ? -EFAULT : 0;
        }
        case AMDGPU_INFO_HW_IP_COUNT: {
                fpriv = (struct amdgpu_fpriv *)filp->driver_priv;
                type = amdgpu_ip_get_block_type(adev, info->query_hw_ip.type);
                ip_block = amdgpu_device_ip_get_ip_block(adev, type);

                if (!ip_block || !ip_block->status.valid)
                        return -EINVAL;

                if (adev->xcp_mgr && adev->xcp_mgr->num_xcps > 0 &&
                    fpriv->xcp_id < adev->xcp_mgr->num_xcps) {
                        xcp = &adev->xcp_mgr->xcp[fpriv->xcp_id];
                        switch (type) {
                        case AMD_IP_BLOCK_TYPE_GFX:
                                ret = amdgpu_xcp_get_inst_details(xcp, AMDGPU_XCP_GFX, &inst_mask);
                                if (ret)
                                        return ret;
                                count = hweight32(inst_mask);
                                break;
                        case AMD_IP_BLOCK_TYPE_SDMA:
                                ret = amdgpu_xcp_get_inst_details(xcp, AMDGPU_XCP_SDMA, &inst_mask);
                                if (ret)
                                        return ret;
                                count = hweight32(inst_mask);
                                break;
                        case AMD_IP_BLOCK_TYPE_JPEG:
                                ret = amdgpu_xcp_get_inst_details(xcp, AMDGPU_XCP_VCN, &inst_mask);
                                if (ret)
                                        return ret;
                                count = hweight32(inst_mask) * adev->jpeg.num_jpeg_rings;
                                break;
                        case AMD_IP_BLOCK_TYPE_VCN:
                                ret = amdgpu_xcp_get_inst_details(xcp, AMDGPU_XCP_VCN, &inst_mask);
                                if (ret)
                                        return ret;
                                count = hweight32(inst_mask);
                                break;
                        default:
                                return -EINVAL;
                        }

                        return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
                }

                switch (type) {
                case AMD_IP_BLOCK_TYPE_GFX:
                case AMD_IP_BLOCK_TYPE_VCE:
                        count = 1;
                        break;
                case AMD_IP_BLOCK_TYPE_SDMA:
                        count = adev->sdma.num_instances;
                        break;
                case AMD_IP_BLOCK_TYPE_JPEG:
                        count = adev->jpeg.num_jpeg_inst * adev->jpeg.num_jpeg_rings;
                        break;
                case AMD_IP_BLOCK_TYPE_VCN:
                        count = adev->vcn.num_vcn_inst;
                        break;
                case AMD_IP_BLOCK_TYPE_UVD:
                        count = adev->uvd.num_uvd_inst;
                        break;
                case AMD_IP_BLOCK_TYPE_VPE:
                        count = adev->vpe.num_instances;
                        break;
                /* For all other IP block types not listed in the switch statement
                 * the ip status is valid here and the instance count is one.
                 */
                default:
                        count = 1;
                        break;
                }

                return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_TIMESTAMP:
                ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
                return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
        case AMDGPU_INFO_FW_VERSION: {
                struct drm_amdgpu_info_firmware fw_info;

                /* We only support one instance of each IP block right now. */
                if (info->query_fw.ip_instance != 0)
                        return -EINVAL;

                ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
                if (ret)
                        return ret;

                return copy_to_user(out, &fw_info,
                                    min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_NUM_BYTES_MOVED:
                ui64 = atomic64_read(&adev->num_bytes_moved);
                return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
        case AMDGPU_INFO_NUM_EVICTIONS:
                ui64 = atomic64_read(&adev->num_evictions);
                return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
        case AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS:
                ui64 = atomic64_read(&adev->num_vram_cpu_page_faults);
                return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
        case AMDGPU_INFO_VRAM_USAGE:
                ui64 = ttm_resource_manager_used(&adev->mman.vram_mgr.manager) ?
                        ttm_resource_manager_usage(&adev->mman.vram_mgr.manager) : 0;
                return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
        case AMDGPU_INFO_VIS_VRAM_USAGE:
                ui64 = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
                return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
        case AMDGPU_INFO_GTT_USAGE:
                ui64 = ttm_resource_manager_usage(&adev->mman.gtt_mgr.manager);
                return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
        case AMDGPU_INFO_GDS_CONFIG: {
                struct drm_amdgpu_info_gds gds_info;

                memset(&gds_info, 0, sizeof(gds_info));
                gds_info.compute_partition_size = adev->gds.gds_size;
                gds_info.gds_total_size = adev->gds.gds_size;
                gds_info.gws_per_compute_partition = adev->gds.gws_size;
                gds_info.oa_per_compute_partition = adev->gds.oa_size;
                return copy_to_user(out, &gds_info,
                                    min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_VRAM_GTT: {
                struct drm_amdgpu_info_vram_gtt vram_gtt;

                vram_gtt.vram_size = adev->gmc.real_vram_size -
                        atomic64_read(&adev->vram_pin_size) -
                        AMDGPU_VM_RESERVED_VRAM;
                vram_gtt.vram_cpu_accessible_size =
                        min(adev->gmc.visible_vram_size -
                            atomic64_read(&adev->visible_pin_size),
                            vram_gtt.vram_size);
                vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size;
                vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size);
                return copy_to_user(out, &vram_gtt,
                                    min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_MEMORY: {
                struct drm_amdgpu_memory_info mem;
                struct ttm_resource_manager *gtt_man =
                        &adev->mman.gtt_mgr.manager;
                struct ttm_resource_manager *vram_man =
                        &adev->mman.vram_mgr.manager;

                memset(&mem, 0, sizeof(mem));
                mem.vram.total_heap_size = adev->gmc.real_vram_size;
                mem.vram.usable_heap_size = adev->gmc.real_vram_size -
                        atomic64_read(&adev->vram_pin_size) -
                        AMDGPU_VM_RESERVED_VRAM;
                mem.vram.heap_usage = ttm_resource_manager_used(&adev->mman.vram_mgr.manager) ?
                                ttm_resource_manager_usage(vram_man) : 0;
                mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4;

                mem.cpu_accessible_vram.total_heap_size =
                        adev->gmc.visible_vram_size;
                mem.cpu_accessible_vram.usable_heap_size =
                        min(adev->gmc.visible_vram_size -
                            atomic64_read(&adev->visible_pin_size),
                            mem.vram.usable_heap_size);
                mem.cpu_accessible_vram.heap_usage =
                        amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr);
                mem.cpu_accessible_vram.max_allocation =
                        mem.cpu_accessible_vram.usable_heap_size * 3 / 4;

                mem.gtt.total_heap_size = gtt_man->size;
                mem.gtt.usable_heap_size = mem.gtt.total_heap_size -
                        atomic64_read(&adev->gart_pin_size);
                mem.gtt.heap_usage = ttm_resource_manager_usage(gtt_man);
                mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4;

                return copy_to_user(out, &mem,
                                    min((size_t)size, sizeof(mem)))
                                    ? -EFAULT : 0;
        }
        case AMDGPU_INFO_READ_MMR_REG: {
                int ret = 0;
                unsigned int n, alloc_size;
                uint32_t *regs;
                unsigned int se_num = (info->read_mmr_reg.instance >>
                                   AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
                                  AMDGPU_INFO_MMR_SE_INDEX_MASK;
                unsigned int sh_num = (info->read_mmr_reg.instance >>
                                   AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
                                  AMDGPU_INFO_MMR_SH_INDEX_MASK;

                if (!down_read_trylock(&adev->reset_domain->sem))
                        return -ENOENT;

                /* set full masks if the userspace set all bits
                 * in the bitfields
                 */
                if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK) {
                        se_num = 0xffffffff;
                } else if (se_num >= AMDGPU_GFX_MAX_SE) {
                        ret = -EINVAL;
                        goto out;
                }

                if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK) {
                        sh_num = 0xffffffff;
                } else if (sh_num >= AMDGPU_GFX_MAX_SH_PER_SE) {
                        ret = -EINVAL;
                        goto out;
                }

                if (info->read_mmr_reg.count > 128) {
                        ret = -EINVAL;
                        goto out;
                }

                regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
                if (!regs) {
                        ret = -ENOMEM;
                        goto out;
                }

                alloc_size = info->read_mmr_reg.count * sizeof(*regs);

                amdgpu_gfx_off_ctrl(adev, false);
                for (i = 0; i < info->read_mmr_reg.count; i++) {
                        if (amdgpu_asic_read_register(adev, se_num, sh_num,
                                                      info->read_mmr_reg.dword_offset + i,
                                                      &regs[i])) {
                                DRM_DEBUG_KMS("unallowed offset %#x\n",
                                              info->read_mmr_reg.dword_offset + i);
                                kfree(regs);
                                amdgpu_gfx_off_ctrl(adev, true);
                                ret = -EFAULT;
                                goto out;
                        }
                }
                amdgpu_gfx_off_ctrl(adev, true);
                n = copy_to_user(out, regs, min(size, alloc_size));
                kfree(regs);
                ret = (n ? -EFAULT : 0);
out:
                up_read(&adev->reset_domain->sem);
                return ret;
        }
        case AMDGPU_INFO_DEV_INFO: {
                struct drm_amdgpu_info_device *dev_info;
                uint64_t vm_size;
                uint32_t pcie_gen_mask, pcie_width_mask;

                dev_info = kzalloc_obj(*dev_info);
                if (!dev_info)
                        return -ENOMEM;

                dev_info->device_id = adev->pdev->device;
                dev_info->chip_rev = adev->rev_id;
                dev_info->external_rev = adev->external_rev_id;
                dev_info->pci_rev = adev->pdev->revision;
                dev_info->family = adev->family;
                dev_info->num_shader_engines = adev->gfx.config.max_shader_engines;
                dev_info->num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
                /* return all clocks in KHz */
                dev_info->gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
                if (adev->pm.dpm_enabled) {
                        dev_info->max_engine_clock = amdgpu_dpm_get_sclk(adev, false) * 10;
                        dev_info->max_memory_clock = amdgpu_dpm_get_mclk(adev, false) * 10;
                        dev_info->min_engine_clock = amdgpu_dpm_get_sclk(adev, true) * 10;
                        dev_info->min_memory_clock = amdgpu_dpm_get_mclk(adev, true) * 10;
                } else {
                        dev_info->max_engine_clock =
                                dev_info->min_engine_clock =
                                        adev->clock.default_sclk * 10;
                        dev_info->max_memory_clock =
                                dev_info->min_memory_clock =
                                        adev->clock.default_mclk * 10;
                }
                dev_info->enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
                dev_info->num_rb_pipes = adev->gfx.config.max_backends_per_se *
                        adev->gfx.config.max_shader_engines;
                dev_info->num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
                dev_info->ids_flags = 0;
                if (adev->flags & AMD_IS_APU)
                        dev_info->ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
                if (adev->gfx.mcbp)
                        dev_info->ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION;
                if (amdgpu_is_tmz(adev))
                        dev_info->ids_flags |= AMDGPU_IDS_FLAGS_TMZ;
                if (adev->gfx.config.ta_cntl2_truncate_coord_mode)
                        dev_info->ids_flags |= AMDGPU_IDS_FLAGS_CONFORMANT_TRUNC_COORD;

                /* Gang submit is not supported under SRIOV currently */
                if (!amdgpu_sriov_vf(adev))
                        dev_info->ids_flags |= AMDGPU_IDS_FLAGS_GANG_SUBMIT;

                if (amdgpu_passthrough(adev))
                        dev_info->ids_flags |= (AMDGPU_IDS_FLAGS_MODE_PT <<
                                                AMDGPU_IDS_FLAGS_MODE_SHIFT) &
                                                AMDGPU_IDS_FLAGS_MODE_MASK;
                else if (amdgpu_sriov_vf(adev))
                        dev_info->ids_flags |= (AMDGPU_IDS_FLAGS_MODE_VF <<
                                                AMDGPU_IDS_FLAGS_MODE_SHIFT) &
                                                AMDGPU_IDS_FLAGS_MODE_MASK;

                vm_size = adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
                vm_size -= AMDGPU_VA_RESERVED_TOP;

                /* Older VCE FW versions are buggy and can handle only 40bits */
                if (adev->vce.fw_version &&
                    adev->vce.fw_version < AMDGPU_VCE_FW_53_45)
                        vm_size = min(vm_size, 1ULL << 40);

                dev_info->virtual_address_offset = AMDGPU_VA_RESERVED_BOTTOM;
                dev_info->virtual_address_max =
                        min(vm_size, AMDGPU_GMC_HOLE_START);

                if (vm_size > AMDGPU_GMC_HOLE_START) {
                        dev_info->high_va_offset = AMDGPU_GMC_HOLE_END;
                        dev_info->high_va_max = AMDGPU_GMC_HOLE_END | vm_size;
                }
                dev_info->virtual_address_alignment = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
                dev_info->pte_fragment_size = (1 << adev->vm_manager.fragment_size) * AMDGPU_GPU_PAGE_SIZE;
                dev_info->gart_page_size = max_t(u32, PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
                dev_info->cu_active_number = adev->gfx.cu_info.number;
                dev_info->cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
                dev_info->ce_ram_size = adev->gfx.ce_ram_size;
                memcpy(&dev_info->cu_ao_bitmap[0], &adev->gfx.cu_info.ao_cu_bitmap[0],
                       sizeof(adev->gfx.cu_info.ao_cu_bitmap));
                memcpy(&dev_info->cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
                       sizeof(dev_info->cu_bitmap));
                dev_info->vram_type = adev->gmc.vram_type;
                dev_info->vram_bit_width = adev->gmc.vram_width;
                dev_info->vce_harvest_config = adev->vce.harvest_config;
                dev_info->gc_double_offchip_lds_buf =
                        adev->gfx.config.double_offchip_lds_buf;
                dev_info->wave_front_size = adev->gfx.cu_info.wave_front_size;
                dev_info->num_shader_visible_vgprs = adev->gfx.config.max_gprs;
                dev_info->num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
                dev_info->num_tcc_blocks = adev->gfx.config.max_texture_channel_caches;
                dev_info->gs_vgt_table_depth = adev->gfx.config.gs_vgt_table_depth;
                dev_info->gs_prim_buffer_depth = adev->gfx.config.gs_prim_buffer_depth;
                dev_info->max_gs_waves_per_vgt = adev->gfx.config.max_gs_threads;

                if (adev->family >= AMDGPU_FAMILY_NV)
                        dev_info->pa_sc_tile_steering_override =
                                adev->gfx.config.pa_sc_tile_steering_override;

                dev_info->tcc_disabled_mask = adev->gfx.config.tcc_disabled_mask;

                /* Combine the chip gen mask with the platform (CPU/mobo) mask. */
                pcie_gen_mask = adev->pm.pcie_gen_mask &
                        (adev->pm.pcie_gen_mask >> CAIL_PCIE_LINK_SPEED_SUPPORT_SHIFT);
                pcie_width_mask = adev->pm.pcie_mlw_mask &
                        (adev->pm.pcie_mlw_mask >> CAIL_PCIE_LINK_WIDTH_SUPPORT_SHIFT);
                dev_info->pcie_gen = fls(pcie_gen_mask);
                dev_info->pcie_num_lanes =
                        pcie_width_mask & CAIL_ASIC_PCIE_LINK_WIDTH_SUPPORT_X32 ? 32 :
                        pcie_width_mask & CAIL_ASIC_PCIE_LINK_WIDTH_SUPPORT_X16 ? 16 :
                        pcie_width_mask & CAIL_ASIC_PCIE_LINK_WIDTH_SUPPORT_X12 ? 12 :
                        pcie_width_mask & CAIL_ASIC_PCIE_LINK_WIDTH_SUPPORT_X8 ? 8 :
                        pcie_width_mask & CAIL_ASIC_PCIE_LINK_WIDTH_SUPPORT_X4 ? 4 :
                        pcie_width_mask & CAIL_ASIC_PCIE_LINK_WIDTH_SUPPORT_X2 ? 2 : 1;

                dev_info->tcp_cache_size = adev->gfx.config.gc_tcp_l1_size;
                dev_info->num_sqc_per_wgp = adev->gfx.config.gc_num_sqc_per_wgp;
                dev_info->sqc_data_cache_size = adev->gfx.config.gc_l1_data_cache_size_per_sqc;
                dev_info->sqc_inst_cache_size = adev->gfx.config.gc_l1_instruction_cache_size_per_sqc;
                dev_info->gl1c_cache_size = adev->gfx.config.gc_gl1c_size_per_instance *
                                            adev->gfx.config.gc_gl1c_per_sa;
                dev_info->gl2c_cache_size = adev->gfx.config.gc_gl2c_per_gpu;
                dev_info->mall_size = adev->gmc.mall_size;


                if (adev->gfx.funcs->get_gfx_shadow_info) {
                        struct amdgpu_gfx_shadow_info shadow_info;

                        ret = amdgpu_gfx_get_gfx_shadow_info(adev, &shadow_info);
                        if (!ret) {
                                dev_info->shadow_size = shadow_info.shadow_size;
                                dev_info->shadow_alignment = shadow_info.shadow_alignment;
                                dev_info->csa_size = shadow_info.csa_size;
                                dev_info->csa_alignment = shadow_info.csa_alignment;
                        }
                }

                dev_info->userq_ip_mask = amdgpu_userq_get_supported_ip_mask(adev);

                ret = copy_to_user(out, dev_info,
                                   min((size_t)size, sizeof(*dev_info))) ? -EFAULT : 0;
                kfree(dev_info);
                return ret;
        }
        case AMDGPU_INFO_VCE_CLOCK_TABLE: {
                unsigned int i;
                struct drm_amdgpu_info_vce_clock_table vce_clk_table = {};
                struct amd_vce_state *vce_state;

                for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) {
                        vce_state = amdgpu_dpm_get_vce_clock_state(adev, i);
                        if (vce_state) {
                                vce_clk_table.entries[i].sclk = vce_state->sclk;
                                vce_clk_table.entries[i].mclk = vce_state->mclk;
                                vce_clk_table.entries[i].eclk = vce_state->evclk;
                                vce_clk_table.num_valid_entries++;
                        }
                }

                return copy_to_user(out, &vce_clk_table,
                                    min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_VBIOS: {
                uint32_t bios_size = adev->bios_size;

                switch (info->vbios_info.type) {
                case AMDGPU_INFO_VBIOS_SIZE:
                        return copy_to_user(out, &bios_size,
                                        min((size_t)size, sizeof(bios_size)))
                                        ? -EFAULT : 0;
                case AMDGPU_INFO_VBIOS_IMAGE: {
                        uint8_t *bios;
                        uint32_t bios_offset = info->vbios_info.offset;

                        if (bios_offset >= bios_size)
                                return -EINVAL;

                        bios = adev->bios + bios_offset;
                        return copy_to_user(out, bios,
                                            min((size_t)size, (size_t)(bios_size - bios_offset)))
                                        ? -EFAULT : 0;
                }
                case AMDGPU_INFO_VBIOS_INFO: {
                        struct drm_amdgpu_info_vbios vbios_info = {};
                        struct atom_context *atom_context;

                        atom_context = adev->mode_info.atom_context;
                        if (atom_context) {
                                memcpy(vbios_info.name, atom_context->name,
                                       sizeof(atom_context->name));
                                memcpy(vbios_info.vbios_pn, atom_context->vbios_pn,
                                       sizeof(atom_context->vbios_pn));
                                vbios_info.version = atom_context->version;
                                memcpy(vbios_info.vbios_ver_str, atom_context->vbios_ver_str,
                                       sizeof(atom_context->vbios_ver_str));
                                memcpy(vbios_info.date, atom_context->date,
                                       sizeof(atom_context->date));
                        }

                        return copy_to_user(out, &vbios_info,
                                                min((size_t)size, sizeof(vbios_info))) ? -EFAULT : 0;
                }
                default:
                        DRM_DEBUG_KMS("Invalid request %d\n",
                                        info->vbios_info.type);
                        return -EINVAL;
                }
        }
        case AMDGPU_INFO_NUM_HANDLES: {
                struct drm_amdgpu_info_num_handles handle;

                switch (info->query_hw_ip.type) {
                case AMDGPU_HW_IP_UVD:
                        /* Starting Polaris, we support unlimited UVD handles */
                        if (adev->asic_type < CHIP_POLARIS10) {
                                handle.uvd_max_handles = adev->uvd.max_handles;
                                handle.uvd_used_handles = amdgpu_uvd_used_handles(adev);

                                return copy_to_user(out, &handle,
                                        min((size_t)size, sizeof(handle))) ? -EFAULT : 0;
                        } else {
                                return -ENODATA;
                        }

                        break;
                default:
                        return -EINVAL;
                }
        }
        case AMDGPU_INFO_SENSOR: {
                if (!adev->pm.dpm_enabled)
                        return -ENOENT;

                switch (info->sensor_info.type) {
                case AMDGPU_INFO_SENSOR_GFX_SCLK:
                        /* get sclk in Mhz */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_GFX_SCLK,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        ui32 /= 100;
                        break;
                case AMDGPU_INFO_SENSOR_GFX_MCLK:
                        /* get mclk in Mhz */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_GFX_MCLK,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        ui32 /= 100;
                        break;
                case AMDGPU_INFO_SENSOR_GPU_TEMP:
                        /* get temperature in millidegrees C */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_GPU_TEMP,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        break;
                case AMDGPU_INFO_SENSOR_GPU_LOAD:
                        /* get GPU load */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_GPU_LOAD,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        break;
                case AMDGPU_INFO_SENSOR_GPU_AVG_POWER:
                        /* get average GPU power */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_GPU_AVG_POWER,
                                                   (void *)&ui32, &ui32_size)) {
                                /* fall back to input power for backwards compat */
                                if (amdgpu_dpm_read_sensor(adev,
                                                           AMDGPU_PP_SENSOR_GPU_INPUT_POWER,
                                                           (void *)&ui32, &ui32_size)) {
                                        return -EINVAL;
                                }
                        }
                        ui32 >>= 8;
                        break;
                case AMDGPU_INFO_SENSOR_GPU_INPUT_POWER:
                        /* get input GPU power */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_GPU_INPUT_POWER,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        ui32 >>= 8;
                        break;
                case AMDGPU_INFO_SENSOR_VDDNB:
                        /* get VDDNB in millivolts */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_VDDNB,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        break;
                case AMDGPU_INFO_SENSOR_VDDGFX:
                        /* get VDDGFX in millivolts */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_VDDGFX,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        break;
                case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_SCLK:
                        /* get stable pstate sclk in Mhz */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        ui32 /= 100;
                        break;
                case AMDGPU_INFO_SENSOR_STABLE_PSTATE_GFX_MCLK:
                        /* get stable pstate mclk in Mhz */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        ui32 /= 100;
                        break;
                case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_SCLK:
                        /* get peak pstate sclk in Mhz */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_PEAK_PSTATE_SCLK,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        ui32 /= 100;
                        break;
                case AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_MCLK:
                        /* get peak pstate mclk in Mhz */
                        if (amdgpu_dpm_read_sensor(adev,
                                                   AMDGPU_PP_SENSOR_PEAK_PSTATE_MCLK,
                                                   (void *)&ui32, &ui32_size)) {
                                return -EINVAL;
                        }
                        ui32 /= 100;
                        break;
                default:
                        DRM_DEBUG_KMS("Invalid request %d\n",
                                      info->sensor_info.type);
                        return -EINVAL;
                }
                return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_VRAM_LOST_COUNTER:
                ui32 = atomic_read(&adev->vram_lost_counter);
                return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
        case AMDGPU_INFO_RAS_ENABLED_FEATURES: {
                struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
                uint64_t ras_mask;

                if (!ras)
                        return -EINVAL;
                ras_mask = (uint64_t)adev->ras_enabled << 32 | ras->features;

                return copy_to_user(out, &ras_mask,
                                min_t(u64, size, sizeof(ras_mask))) ?
                        -EFAULT : 0;
        }
        case AMDGPU_INFO_VIDEO_CAPS: {
                const struct amdgpu_video_codecs *codecs;
                struct drm_amdgpu_info_video_caps *caps;
                int r;

                if (!adev->asic_funcs->query_video_codecs)
                        return -EINVAL;

                switch (info->video_cap.type) {
                case AMDGPU_INFO_VIDEO_CAPS_DECODE:
                        r = amdgpu_asic_query_video_codecs(adev, false, &codecs);
                        if (r)
                                return -EINVAL;
                        break;
                case AMDGPU_INFO_VIDEO_CAPS_ENCODE:
                        r = amdgpu_asic_query_video_codecs(adev, true, &codecs);
                        if (r)
                                return -EINVAL;
                        break;
                default:
                        DRM_DEBUG_KMS("Invalid request %d\n",
                                      info->video_cap.type);
                        return -EINVAL;
                }

                caps = kzalloc_obj(*caps);
                if (!caps)
                        return -ENOMEM;

                for (i = 0; i < codecs->codec_count; i++) {
                        int idx = codecs->codec_array[i].codec_type;

                        switch (idx) {
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2:
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4:
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1:
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC:
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC:
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG:
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9:
                        case AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_AV1:
                                caps->codec_info[idx].valid = 1;
                                caps->codec_info[idx].max_width =
                                        codecs->codec_array[i].max_width;
                                caps->codec_info[idx].max_height =
                                        codecs->codec_array[i].max_height;
                                caps->codec_info[idx].max_pixels_per_frame =
                                        codecs->codec_array[i].max_pixels_per_frame;
                                caps->codec_info[idx].max_level =
                                        codecs->codec_array[i].max_level;
                                break;
                        default:
                                break;
                        }
                }
                r = copy_to_user(out, caps,
                                 min((size_t)size, sizeof(*caps))) ? -EFAULT : 0;
                kfree(caps);
                return r;
        }
        case AMDGPU_INFO_MAX_IBS: {
                uint32_t max_ibs[AMDGPU_HW_IP_NUM];

                for (i = 0; i < AMDGPU_HW_IP_NUM; ++i)
                        max_ibs[i] = amdgpu_ring_max_ibs(i);

                return copy_to_user(out, max_ibs,
                                    min((size_t)size, sizeof(max_ibs))) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_GPUVM_FAULT: {
                struct amdgpu_fpriv *fpriv = filp->driver_priv;
                struct amdgpu_vm *vm = &fpriv->vm;
                struct drm_amdgpu_info_gpuvm_fault gpuvm_fault;
                unsigned long flags;

                if (!vm)
                        return -EINVAL;

                memset(&gpuvm_fault, 0, sizeof(gpuvm_fault));

                xa_lock_irqsave(&adev->vm_manager.pasids, flags);
                gpuvm_fault.addr = vm->fault_info.addr;
                gpuvm_fault.status = vm->fault_info.status;
                gpuvm_fault.vmhub = vm->fault_info.vmhub;
                xa_unlock_irqrestore(&adev->vm_manager.pasids, flags);

                return copy_to_user(out, &gpuvm_fault,
                                    min((size_t)size, sizeof(gpuvm_fault))) ? -EFAULT : 0;
        }
        case AMDGPU_INFO_UQ_FW_AREAS: {
                struct drm_amdgpu_info_uq_metadata meta_info = {};

                switch (info->query_hw_ip.type) {
                case AMDGPU_HW_IP_GFX:
                        ret = amdgpu_userq_metadata_info_gfx(adev, info, &meta_info.gfx);
                        if (ret)
                                return ret;

                        ret = copy_to_user(out, &meta_info,
                                                min((size_t)size, sizeof(meta_info))) ? -EFAULT : 0;
                        return 0;
                case AMDGPU_HW_IP_COMPUTE:
                        ret = amdgpu_userq_metadata_info_compute(adev, info, &meta_info.compute);
                        if (ret)
                                return ret;

                        ret = copy_to_user(out, &meta_info,
                                                min((size_t)size, sizeof(meta_info))) ? -EFAULT : 0;
                        return 0;
                case AMDGPU_HW_IP_DMA:
                        ret = amdgpu_userq_metadata_info_sdma(adev, info, &meta_info.sdma);
                        if (ret)
                                return ret;

                        ret = copy_to_user(out, &meta_info,
                                                min((size_t)size, sizeof(meta_info))) ? -EFAULT : 0;
                        return 0;
                default:
                        return -EINVAL;
                }
        }
        default:
                DRM_DEBUG_KMS("Invalid request %d\n", info->query);
                return -EINVAL;
        }
        return 0;
}

/**
 * amdgpu_driver_open_kms - drm callback for open
 *
 * @dev: drm dev pointer
 * @file_priv: drm file
 *
 * On device open, init vm on cayman+ (all asics).
 * Returns 0 on success, error on failure.
 */
int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
{
        struct amdgpu_device *adev = drm_to_adev(dev);
        struct amdgpu_fpriv *fpriv;
        struct drm_exec exec;
        int r, pasid;

        /* Ensure IB tests are run on ring */
        flush_delayed_work(&adev->delayed_init_work);


        if (amdgpu_ras_intr_triggered()) {
                DRM_ERROR("RAS Intr triggered, device disabled!!");
                return -EHWPOISON;
        }

        file_priv->driver_priv = NULL;

        r = pm_runtime_get_sync(dev->dev);
        if (r < 0)
                goto pm_put;

        fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
        if (unlikely(!fpriv)) {
                r = -ENOMEM;
                goto out_suspend;
        }

        pasid = amdgpu_pasid_alloc(16);
        if (pasid < 0) {
                dev_warn(adev->dev, "No more PASIDs available!");
                pasid = 0;
        }

        r = amdgpu_xcp_open_device(adev, fpriv, file_priv);
        if (r)
                goto error_pasid;

        amdgpu_debugfs_vm_init(file_priv);

        r = amdgpu_vm_init(adev, &fpriv->vm, fpriv->xcp_id, pasid);
        if (r)
                goto error_pasid;

        drm_exec_init(&exec, DRM_EXEC_IGNORE_DUPLICATES, 0);
        drm_exec_until_all_locked(&exec) {
                r = amdgpu_vm_lock_pd(&fpriv->vm, &exec, 0);
                drm_exec_retry_on_contention(&exec);
                if (unlikely(r))
                        goto error_vm;
        }

        fpriv->prt_va = amdgpu_vm_bo_add(adev, &fpriv->vm, NULL);
        drm_exec_fini(&exec);
        if (!fpriv->prt_va) {
                r = -ENOMEM;
                goto error_vm;
        }

        if (adev->gfx.mcbp) {
                uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;

                r = amdgpu_map_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
                                                &fpriv->csa_va, csa_addr, AMDGPU_CSA_SIZE);
                if (r)
                        goto error_vm;
        }

        r = amdgpu_seq64_map(adev, &fpriv->vm, &fpriv->seq64_va);
        if (r)
                goto error_vm;

        mutex_init(&fpriv->bo_list_lock);
        idr_init_base(&fpriv->bo_list_handles, 1);

        r = amdgpu_userq_mgr_init(&fpriv->userq_mgr, file_priv, adev);
        if (r)
                drm_warn(adev_to_drm(adev),
                         "Failed to init usermode queue manager (%d), use legacy workload submission only\n",
                         r);

        r = amdgpu_eviction_fence_init(&fpriv->evf_mgr);
        if (r)
                goto error_vm;

        amdgpu_ctx_mgr_init(&fpriv->ctx_mgr, adev);

        file_priv->driver_priv = fpriv;
        goto out_suspend;

error_vm:
        amdgpu_vm_fini(adev, &fpriv->vm);

error_pasid:
        if (pasid)
                amdgpu_pasid_free(pasid);

        kfree(fpriv);

out_suspend:
pm_put:
        pm_runtime_put_autosuspend(dev->dev);

        return r;
}

/**
 * amdgpu_driver_postclose_kms - drm callback for post close
 *
 * @dev: drm dev pointer
 * @file_priv: drm file
 *
 * On device post close, tear down vm on cayman+ (all asics).
 */
void amdgpu_driver_postclose_kms(struct drm_device *dev,
                                 struct drm_file *file_priv)
{
        struct amdgpu_device *adev = drm_to_adev(dev);
        struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
        struct amdgpu_bo_list *list;
        struct amdgpu_bo *pd;
        u32 pasid;
        int handle;

        if (!fpriv)
                return;

        pm_runtime_get_sync(dev->dev);

        if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_UVD) != NULL)
                amdgpu_uvd_free_handles(adev, file_priv);
        if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL)
                amdgpu_vce_free_handles(adev, file_priv);

        if (fpriv->csa_va) {
                uint64_t csa_addr = amdgpu_csa_vaddr(adev) & AMDGPU_GMC_HOLE_MASK;

                WARN_ON(amdgpu_unmap_static_csa(adev, &fpriv->vm, adev->virt.csa_obj,
                                                fpriv->csa_va, csa_addr));
                fpriv->csa_va = NULL;
        }

        amdgpu_seq64_unmap(adev, fpriv);

        pasid = fpriv->vm.pasid;
        pd = amdgpu_bo_ref(fpriv->vm.root.bo);
        if (!WARN_ON(amdgpu_bo_reserve(pd, true))) {
                amdgpu_vm_bo_del(adev, fpriv->prt_va);
                amdgpu_bo_unreserve(pd);
        }

        amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
        amdgpu_vm_fini(adev, &fpriv->vm);

        if (pasid)
                amdgpu_pasid_free_delayed(pd->tbo.base.resv, pasid);
        amdgpu_bo_unref(&pd);

        idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
                amdgpu_bo_list_put(list);

        idr_destroy(&fpriv->bo_list_handles);
        mutex_destroy(&fpriv->bo_list_lock);

        kfree(fpriv);
        file_priv->driver_priv = NULL;

        pm_runtime_put_autosuspend(dev->dev);
}


void amdgpu_driver_release_kms(struct drm_device *dev)
{
        struct amdgpu_device *adev = drm_to_adev(dev);

        amdgpu_device_fini_sw(adev);
        pci_set_drvdata(adev->pdev, NULL);
}

/*
 * VBlank related functions.
 */
/**
 * amdgpu_get_vblank_counter_kms - get frame count
 *
 * @crtc: crtc to get the frame count from
 *
 * Gets the frame count on the requested crtc (all asics).
 * Returns frame count on success, -EINVAL on failure.
 */
u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc)
{
        struct drm_device *dev = crtc->dev;
        unsigned int pipe = crtc->index;
        struct amdgpu_device *adev = drm_to_adev(dev);
        int vpos, hpos, stat;
        u32 count;

        if (pipe >= adev->mode_info.num_crtc) {
                DRM_ERROR("Invalid crtc %u\n", pipe);
                return -EINVAL;
        }

        /* The hw increments its frame counter at start of vsync, not at start
         * of vblank, as is required by DRM core vblank counter handling.
         * Cook the hw count here to make it appear to the caller as if it
         * incremented at start of vblank. We measure distance to start of
         * vblank in vpos. vpos therefore will be >= 0 between start of vblank
         * and start of vsync, so vpos >= 0 means to bump the hw frame counter
         * result by 1 to give the proper appearance to caller.
         */
        if (adev->mode_info.crtcs[pipe]) {
                /* Repeat readout if needed to provide stable result if
                 * we cross start of vsync during the queries.
                 */
                do {
                        count = amdgpu_display_vblank_get_counter(adev, pipe);
                        /* Ask amdgpu_display_get_crtc_scanoutpos to return
                         * vpos as distance to start of vblank, instead of
                         * regular vertical scanout pos.
                         */
                        stat = amdgpu_display_get_crtc_scanoutpos(
                                dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
                                &vpos, &hpos, NULL, NULL,
                                &adev->mode_info.crtcs[pipe]->base.hwmode);
                } while (count != amdgpu_display_vblank_get_counter(adev, pipe));

                if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
                    (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
                        DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
                } else {
                        DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
                                      pipe, vpos);

                        /* Bump counter if we are at >= leading edge of vblank,
                         * but before vsync where vpos would turn negative and
                         * the hw counter really increments.
                         */
                        if (vpos >= 0)
                                count++;
                }
        } else {
                /* Fallback to use value as is. */
                count = amdgpu_display_vblank_get_counter(adev, pipe);
                DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
        }

        return count;
}

/**
 * amdgpu_enable_vblank_kms - enable vblank interrupt
 *
 * @crtc: crtc to enable vblank interrupt for
 *
 * Enable the interrupt on the requested crtc (all asics).
 * Returns 0 on success, -EINVAL on failure.
 */
int amdgpu_enable_vblank_kms(struct drm_crtc *crtc)
{
        struct drm_device *dev = crtc->dev;
        unsigned int pipe = crtc->index;
        struct amdgpu_device *adev = drm_to_adev(dev);
        int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);

        return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
}

/**
 * amdgpu_disable_vblank_kms - disable vblank interrupt
 *
 * @crtc: crtc to disable vblank interrupt for
 *
 * Disable the interrupt on the requested crtc (all asics).
 */
void amdgpu_disable_vblank_kms(struct drm_crtc *crtc)
{
        struct drm_device *dev = crtc->dev;
        unsigned int pipe = crtc->index;
        struct amdgpu_device *adev = drm_to_adev(dev);
        int idx = amdgpu_display_crtc_idx_to_irq_type(adev, pipe);

        amdgpu_irq_put(adev, &adev->crtc_irq, idx);
}

/*
 * Debugfs info
 */
#if defined(CONFIG_DEBUG_FS)

static int amdgpu_debugfs_firmware_info_show(struct seq_file *m, void *unused)
{
        struct amdgpu_device *adev = m->private;
        struct drm_amdgpu_info_firmware fw_info;
        struct drm_amdgpu_query_fw query_fw;
        struct atom_context *ctx = adev->mode_info.atom_context;
        uint8_t smu_program, smu_major, smu_minor, smu_debug;
        int ret, i;

        static const char *ta_fw_name[TA_FW_TYPE_MAX_INDEX] = {
#define TA_FW_NAME(type)[TA_FW_TYPE_PSP_##type] = #type
                TA_FW_NAME(XGMI),
                TA_FW_NAME(RAS),
                TA_FW_NAME(HDCP),
                TA_FW_NAME(DTM),
                TA_FW_NAME(RAP),
                TA_FW_NAME(SECUREDISPLAY),
#undef TA_FW_NAME
        };

        /* VCE */
        query_fw.fw_type = AMDGPU_INFO_FW_VCE;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* UVD */
        query_fw.fw_type = AMDGPU_INFO_FW_UVD;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* GMC */
        query_fw.fw_type = AMDGPU_INFO_FW_GMC;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* ME */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* PFP */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* CE */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* RLC */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* RLC SAVE RESTORE LIST CNTL */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_CNTL;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "RLC SRLC feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* RLC SAVE RESTORE LIST GPM MEM */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "RLC SRLG feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* RLC SAVE RESTORE LIST SRM MEM */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "RLC SRLS feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* RLCP */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCP;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "RLCP feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* RLCV */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLCV;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "RLCV feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* MEC */
        query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
        query_fw.index = 0;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* MEC2 */
        if (adev->gfx.mec2_fw) {
                query_fw.index = 1;
                ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
                if (ret)
                        return ret;
                seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
                           fw_info.feature, fw_info.ver);
        }

        /* IMU */
        query_fw.fw_type = AMDGPU_INFO_FW_IMU;
        query_fw.index = 0;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "IMU feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* PSP SOS */
        query_fw.fw_type = AMDGPU_INFO_FW_SOS;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "SOS feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);


        /* PSP ASD */
        query_fw.fw_type = AMDGPU_INFO_FW_ASD;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "ASD feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        query_fw.fw_type = AMDGPU_INFO_FW_TA;
        for (i = TA_FW_TYPE_PSP_XGMI; i < TA_FW_TYPE_MAX_INDEX; i++) {
                query_fw.index = i;
                ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
                if (ret)
                        continue;

                seq_printf(m, "TA %s feature version: 0x%08x, firmware version: 0x%08x\n",
                           ta_fw_name[i], fw_info.feature, fw_info.ver);
        }

        /* SMC */
        query_fw.fw_type = AMDGPU_INFO_FW_SMC;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        smu_program = (fw_info.ver >> 24) & 0xff;
        smu_major = (fw_info.ver >> 16) & 0xff;
        smu_minor = (fw_info.ver >> 8) & 0xff;
        smu_debug = (fw_info.ver >> 0) & 0xff;
        seq_printf(m, "SMC feature version: %u, program: %d, firmware version: 0x%08x (%d.%d.%d)\n",
                   fw_info.feature, smu_program, fw_info.ver, smu_major, smu_minor, smu_debug);

        /* SDMA */
        query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
        for (i = 0; i < adev->sdma.num_instances; i++) {
                query_fw.index = i;
                ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
                if (ret)
                        return ret;
                seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
                           i, fw_info.feature, fw_info.ver);
        }

        /* VCN */
        query_fw.fw_type = AMDGPU_INFO_FW_VCN;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* DMCU */
        query_fw.fw_type = AMDGPU_INFO_FW_DMCU;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* DMCUB */
        query_fw.fw_type = AMDGPU_INFO_FW_DMCUB;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "DMCUB feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* TOC */
        query_fw.fw_type = AMDGPU_INFO_FW_TOC;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "TOC feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* CAP */
        if (adev->psp.cap_fw) {
                query_fw.fw_type = AMDGPU_INFO_FW_CAP;
                ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
                if (ret)
                        return ret;
                seq_printf(m, "CAP feature version: %u, firmware version: 0x%08x\n",
                                fw_info.feature, fw_info.ver);
        }

        /* MES_KIQ */
        query_fw.fw_type = AMDGPU_INFO_FW_MES_KIQ;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "MES_KIQ feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* MES */
        query_fw.fw_type = AMDGPU_INFO_FW_MES;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "MES feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        /* VPE */
        query_fw.fw_type = AMDGPU_INFO_FW_VPE;
        ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
        if (ret)
                return ret;
        seq_printf(m, "VPE feature version: %u, firmware version: 0x%08x\n",
                   fw_info.feature, fw_info.ver);

        seq_printf(m, "VBIOS version: %s\n", ctx->vbios_pn);

        return 0;
}

DEFINE_SHOW_ATTRIBUTE(amdgpu_debugfs_firmware_info);

#endif

void amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
{
#if defined(CONFIG_DEBUG_FS)
        struct drm_minor *minor = adev_to_drm(adev)->primary;
        struct dentry *root = minor->debugfs_root;

        debugfs_create_file("amdgpu_firmware_info", 0444, root,
                            adev, &amdgpu_debugfs_firmware_info_fops);

#endif
}