1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (C) 2023-2024, Advanced Micro Devices, Inc. 4 */ 5 6 #include <drm/amdxdna_accel.h> 7 #include <drm/drm_device.h> 8 #include <drm/drm_gem_shmem_helper.h> 9 #include <drm/drm_print.h> 10 #include <drm/gpu_scheduler.h> 11 #include <linux/types.h> 12 13 #include "amdxdna_gem.h" 14 #include "amdxdna_pci_drv.h" 15 16 static ssize_t vbnv_show(struct device *dev, struct device_attribute *attr, char *buf) 17 { 18 struct amdxdna_dev *xdna = dev_get_drvdata(dev); 19 20 if (!xdna->vbnv) 21 return sprintf(buf, "\n"); 22 23 return sprintf(buf, "%s\n", xdna->vbnv); 24 } 25 static DEVICE_ATTR_RO(vbnv); 26 27 static ssize_t device_type_show(struct device *dev, struct device_attribute *attr, char *buf) 28 { 29 struct amdxdna_dev *xdna = dev_get_drvdata(dev); 30 31 return sprintf(buf, "%d\n", xdna->dev_info->device_type); 32 } 33 static DEVICE_ATTR_RO(device_type); 34 35 static ssize_t fw_version_show(struct device *dev, struct device_attribute *attr, char *buf) 36 { 37 struct amdxdna_dev *xdna = dev_get_drvdata(dev); 38 39 return sprintf(buf, "%d.%d.%d.%d\n", xdna->fw_ver.major, 40 xdna->fw_ver.minor, xdna->fw_ver.sub, 41 xdna->fw_ver.build); 42 } 43 static DEVICE_ATTR_RO(fw_version); 44 45 static struct attribute *amdxdna_attrs[] = { 46 &dev_attr_device_type.attr, 47 &dev_attr_vbnv.attr, 48 &dev_attr_fw_version.attr, 49 NULL, 50 }; 51 52 static struct attribute_group amdxdna_attr_group = { 53 .attrs = amdxdna_attrs, 54 }; 55 56 int amdxdna_sysfs_init(struct amdxdna_dev *xdna) 57 { 58 int ret; 59 60 ret = sysfs_create_group(&xdna->ddev.dev->kobj, &amdxdna_attr_group); 61 if (ret) 62 XDNA_ERR(xdna, "Create attr group failed"); 63 64 return ret; 65 } 66 67 void amdxdna_sysfs_fini(struct amdxdna_dev *xdna) 68 { 69 sysfs_remove_group(&xdna->ddev.dev->kobj, &amdxdna_attr_group); 70 } 71