19  * DOC: Xe device sysfs
20  * Xe driver requires exposing certain tunable knobs controlled by user space for
40 	struct xe_device *xe = pdev_to_xe_device(pdev);  in vram_d3cold_threshold_show()  local
43 	xe_pm_runtime_get(xe);  in vram_d3cold_threshold_show()
44 	ret = sysfs_emit(buf, "%d\n", xe->d3cold.vram_threshold);  in vram_d3cold_threshold_show()
45 	xe_pm_runtime_put(xe);  in vram_d3cold_threshold_show()
55 	struct xe_device *xe = pdev_to_xe_device(pdev);  in vram_d3cold_threshold_store()  local
59 	ret = kstrtou32(buff, 0, &vram_d3cold_threshold);  in vram_d3cold_threshold_store()
63 	drm_dbg(&xe->drm, "vram_d3cold_threshold: %u\n", vram_d3cold_threshold);  in vram_d3cold_threshold_store()
65 	xe_pm_runtime_get(xe);  in vram_d3cold_threshold_store()
66 	ret = xe_pm_set_vram_threshold(xe, vram_d3cold_threshold);  in vram_d3cold_threshold_store()
67 	xe_pm_runtime_put(xe);  in vram_d3cold_threshold_store()
86 	struct xe_device *xe = pdev_to_xe_device(to_pci_dev(dev));  in lb_fan_control_version_show()  local
87 	struct xe_tile *root = xe_device_get_root_tile(xe);  in lb_fan_control_version_show()
88 	u32 cap = 0, ver_low = FAN_TABLE, ver_high = FAN_TABLE;  in lb_fan_control_version_show()
89 	u16 major = 0, minor = 0, hotfix = 0, build = 0;  in lb_fan_control_version_show()
92 	xe_pm_runtime_get(xe);  in lb_fan_control_version_show()
94 	ret = xe_pcode_read(root, PCODE_MBOX(PCODE_LATE_BINDING, GET_CAPABILITY_STATUS, 0),  in lb_fan_control_version_show()
100 		ret = xe_pcode_read(root, PCODE_MBOX(PCODE_LATE_BINDING, GET_VERSION_LOW, 0),  in lb_fan_control_version_show()
105 		ret = xe_pcode_read(root, PCODE_MBOX(PCODE_LATE_BINDING, GET_VERSION_HIGH, 0),  in lb_fan_control_version_show()
116 	xe_pm_runtime_put(xe);  in lb_fan_control_version_show()
125 	struct xe_device *xe = pdev_to_xe_device(to_pci_dev(dev));  in lb_voltage_regulator_version_show()  local
126 	struct xe_tile *root = xe_device_get_root_tile(xe);  in lb_voltage_regulator_version_show()
127 	u32 cap = 0, ver_low = VR_CONFIG, ver_high = VR_CONFIG;  in lb_voltage_regulator_version_show()
128 	u16 major = 0, minor = 0, hotfix = 0, build = 0;  in lb_voltage_regulator_version_show()
131 	xe_pm_runtime_get(xe);  in lb_voltage_regulator_version_show()
133 	ret = xe_pcode_read(root, PCODE_MBOX(PCODE_LATE_BINDING, GET_CAPABILITY_STATUS, 0),  in lb_voltage_regulator_version_show()
139 		ret = xe_pcode_read(root, PCODE_MBOX(PCODE_LATE_BINDING, GET_VERSION_LOW, 0),  in lb_voltage_regulator_version_show()
144 		ret = xe_pcode_read(root, PCODE_MBOX(PCODE_LATE_BINDING, GET_VERSION_HIGH, 0),  in lb_voltage_regulator_version_show()
155 	xe_pm_runtime_put(xe);  in lb_voltage_regulator_version_show()
171 	struct xe_device *xe = pdev_to_xe_device(to_pci_dev(dev));  in late_bind_attr_is_visible()  local
172 	struct xe_tile *root = xe_device_get_root_tile(xe);  in late_bind_attr_is_visible()
173 	u32 cap = 0;  in late_bind_attr_is_visible()
176 	xe_pm_runtime_get(xe);  in late_bind_attr_is_visible()
178 	ret = xe_pcode_read(root, PCODE_MBOX(PCODE_LATE_BINDING, GET_CAPABILITY_STATUS, 0),  in late_bind_attr_is_visible()
180 	xe_pm_runtime_put(xe);  in late_bind_attr_is_visible()
182 		return 0;  in late_bind_attr_is_visible()
191 	return 0;  in late_bind_attr_is_visible()
213  * speed with boolean output value of ``0`` or ``1``, meaning `incapable` or
228  * of ``0`` or ``1``, where ``0`` means no auto-downgrading was required during
241 	struct xe_device *xe = pdev_to_xe_device(pdev);  in auto_link_downgrade_capable_show()  local
244 	xe_pm_runtime_get(xe);  in auto_link_downgrade_capable_show()
245 	val = xe_mmio_read32(xe_root_tile_mmio(xe), BMG_PCIE_CAP);  in auto_link_downgrade_capable_show()
246 	xe_pm_runtime_put(xe);  in auto_link_downgrade_capable_show()
257 	struct xe_device *xe = pdev_to_xe_device(pdev);  in auto_link_downgrade_status_show()  local
258 	/* default the auto_link_downgrade status to 0 */  in auto_link_downgrade_status_show()
259 	u32 val = 0;  in auto_link_downgrade_status_show()
262 	xe_pm_runtime_get(xe);  in auto_link_downgrade_status_show()
263 	ret = xe_pcode_read(xe_device_get_root_tile(xe),  in auto_link_downgrade_status_show()
264 			    PCODE_MBOX(DGFX_PCODE_STATUS, DGFX_GET_INIT_STATUS, 0),  in auto_link_downgrade_status_show()
266 	xe_pm_runtime_put(xe);  in auto_link_downgrade_status_show()
282 int xe_device_sysfs_init(struct xe_device *xe)  in xe_device_sysfs_init()  argument
284 	struct device *dev = xe->drm.dev;  in xe_device_sysfs_init()
287 	if (xe->d3cold.capable) {  in xe_device_sysfs_init()
293 	if (xe->info.platform == XE_BATTLEMAGE && !IS_SRIOV_VF(xe)) {  in xe_device_sysfs_init()
303 	return 0;  in xe_device_sysfs_init()