1 /* SPDX-License-Identifier: GPL-2.0-or-later */
7 #include <ufs/ufshcd.h>
11 	return !hba->shutting_down;  in ufshcd_is_user_access_allowed()
19 	return hba->caps & UFSHCD_CAP_KEEP_AUTO_BKOPS_ENABLED_EXCEPT_SUSPEND;  in ufshcd_keep_autobkops_enabled_except_suspend()
24 	if (hba->dev_info.wb_buffer_type == WB_BUF_MODE_LU_DEDICATED)  in ufshcd_wb_get_query_index()
25 		return hba->dev_info.wb_dedicated_lu;  in ufshcd_wb_get_query_index()
32 		!(hba->quirks & UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL);  in ufshcd_is_wb_buf_flush_allowed()
87 /* Wrapper functions for safely calling variant operations */
90 	if (hba->vops)  in ufshcd_get_var_name()
91 		return hba->vops->name;  in ufshcd_get_var_name()
97 	if (hba->vops && hba->vops->exit)  in ufshcd_vops_exit()
98 		return hba->vops->exit(hba);  in ufshcd_vops_exit()
103 	if (hba->vops && hba->vops->get_ufs_hci_version)  in ufshcd_vops_get_ufs_hci_version()
104 		return hba->vops->get_ufs_hci_version(hba);  in ufshcd_vops_get_ufs_hci_version()
112 	if (hba->vops && hba->vops->clk_scale_notify)  in ufshcd_vops_clk_scale_notify()
113 		return hba->vops->clk_scale_notify(hba, up, status);  in ufshcd_vops_clk_scale_notify()
121 	if (hba->vops && hba->vops->event_notify)  in ufshcd_vops_event_notify()
122 		hba->vops->event_notify(hba, evt, data);  in ufshcd_vops_event_notify()
128 	if (hba->vops && hba->vops->setup_clocks)  in ufshcd_vops_setup_clocks()
129 		return hba->vops->setup_clocks(hba, on, status);  in ufshcd_vops_setup_clocks()
136 	if (hba->vops && hba->vops->hce_enable_notify)  in ufshcd_vops_hce_enable_notify()
137 		return hba->vops->hce_enable_notify(hba, status);  in ufshcd_vops_hce_enable_notify()
144 	if (hba->vops && hba->vops->link_startup_notify)  in ufshcd_vops_link_startup_notify()
145 		return hba->vops->link_startup_notify(hba, status);  in ufshcd_vops_link_startup_notify()
155 	if (hba->vops && hba->vops->pwr_change_notify)  in ufshcd_vops_pwr_change_notify()
156 		return hba->vops->pwr_change_notify(hba, status,  in ufshcd_vops_pwr_change_notify()
159 	return -ENOTSUPP;  in ufshcd_vops_pwr_change_notify()
165 	if (hba->vops && hba->vops->setup_task_mgmt)  in ufshcd_vops_setup_task_mgmt()
166 		return hba->vops->setup_task_mgmt(hba, tag, tm_function);  in ufshcd_vops_setup_task_mgmt()
173 	if (hba->vops && hba->vops->hibern8_notify)  in ufshcd_vops_hibern8_notify()
174 		return hba->vops->hibern8_notify(hba, cmd, status);  in ufshcd_vops_hibern8_notify()
179 	if (hba->vops && hba->vops->apply_dev_quirks)  in ufshcd_vops_apply_dev_quirks()
180 		return hba->vops->apply_dev_quirks(hba);  in ufshcd_vops_apply_dev_quirks()
186 	if (hba->vops && hba->vops->fixup_dev_quirks)  in ufshcd_vops_fixup_dev_quirks()
187 		hba->vops->fixup_dev_quirks(hba);  in ufshcd_vops_fixup_dev_quirks()
193 	if (hba->vops && hba->vops->suspend)  in ufshcd_vops_suspend()
194 		return hba->vops->suspend(hba, op, status);  in ufshcd_vops_suspend()
201 	if (hba->vops && hba->vops->resume)  in ufshcd_vops_resume()
202 		return hba->vops->resume(hba, op);  in ufshcd_vops_resume()
209 	if (hba->vops && hba->vops->dbg_register_dump)  in ufshcd_vops_dbg_register_dump()
210 		hba->vops->dbg_register_dump(hba);  in ufshcd_vops_dbg_register_dump()
215 	if (hba->vops && hba->vops->device_reset)  in ufshcd_vops_device_reset()
216 		return hba->vops->device_reset(hba);  in ufshcd_vops_device_reset()
218 	return -EOPNOTSUPP;  in ufshcd_vops_device_reset()
225 	if (hba->vops && hba->vops->config_scaling_param)  in ufshcd_vops_config_scaling_param()
226 		hba->vops->config_scaling_param(hba, p, data);  in ufshcd_vops_config_scaling_param()
232  * ufshcd_scsi_to_upiu_lun - maps scsi LUN to UPIU LUN
254 	return ufshcd_update_ee_control(hba, &hba->ee_drv_mask,  in ufshcd_update_ee_drv_mask()
255 					&hba->ee_usr_mask, set, clr);  in ufshcd_update_ee_drv_mask()
261 	return ufshcd_update_ee_control(hba, &hba->ee_usr_mask,  in ufshcd_update_ee_usr_mask()
262 					&hba->ee_drv_mask, set, clr);  in ufshcd_update_ee_usr_mask()
267 	return pm_runtime_get_sync(&hba->ufs_device_wlun->sdev_gendev);  in ufshcd_rpm_get_sync()
272 	return pm_runtime_put_sync(&hba->ufs_device_wlun->sdev_gendev);  in ufshcd_rpm_put_sync()
277 	pm_runtime_get_noresume(&hba->ufs_device_wlun->sdev_gendev);  in ufshcd_rpm_get_noresume()
282 	return pm_runtime_resume(&hba->ufs_device_wlun->sdev_gendev);  in ufshcd_rpm_resume()
287 	return pm_runtime_put(&hba->ufs_device_wlun->sdev_gendev);  in ufshcd_rpm_put()
291  * ufs_is_valid_unit_desc_lun - checks if the given LUN has a unit descriptor
299 	if (!dev_info || !dev_info->max_lu_supported) {  in ufs_is_valid_unit_desc_lun()
300 		pr_err("Max General LU supported by UFS isn't initialized\n");  in ufs_is_valid_unit_desc_lun()
306 	return lun == UFS_UPIU_RPMB_WLUN || (lun < dev_info->max_lu_supported);  in ufs_is_valid_unit_desc_lun()