1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
2 /* Copyright (c) 2017-2019 Mellanox Technologies. All rights reserved */
19 static const int mlxfw_fsm_state_errno[] = {
20 	[MLXFW_FSM_STATE_ERR_ERROR] = -EIO,
21 	[MLXFW_FSM_STATE_ERR_REJECTED_DIGEST_ERR] = -EBADMSG,
22 	[MLXFW_FSM_STATE_ERR_REJECTED_NOT_APPLICABLE] = -ENOENT,
23 	[MLXFW_FSM_STATE_ERR_REJECTED_UNKNOWN_KEY] = -ENOKEY,
24 	[MLXFW_FSM_STATE_ERR_REJECTED_AUTH_FAILED] = -EACCES,
25 	[MLXFW_FSM_STATE_ERR_REJECTED_UNSIGNED] = -EKEYREVOKED,
26 	[MLXFW_FSM_STATE_ERR_REJECTED_KEY_NOT_APPLICABLE] = -EKEYREJECTED,
27 	[MLXFW_FSM_STATE_ERR_REJECTED_BAD_FORMAT] = -ENOEXEC,
28 	[MLXFW_FSM_STATE_ERR_BLOCKED_PENDING_RESET] = -EBUSY,
29 	[MLXFW_FSM_STATE_ERR_MAX] = -EINVAL
38 static int mlxfw_fsm_state_err(struct mlxfw_dev *mlxfw_dev,  in mlxfw_fsm_state_err()
84 static int mlxfw_fsm_state_wait(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,  in mlxfw_fsm_state_wait()
90 	int times;  in mlxfw_fsm_state_wait()
91 	int err;  in mlxfw_fsm_state_wait()
95 	err = mlxfw_dev->ops->fsm_query_state(mlxfw_dev, fwhandle,  in mlxfw_fsm_state_wait()
106 		if (--times == 0) {  in mlxfw_fsm_state_wait()
108 				      "Timeout reached on FSM state change", -ETIMEDOUT);  in mlxfw_fsm_state_wait()
109 			return -ETIMEDOUT;  in mlxfw_fsm_state_wait()
117 static int
163 	return -EREMOTEIO;  in mlxfw_fsm_reactivate_err()
166 static int mlxfw_fsm_reactivate(struct mlxfw_dev *mlxfw_dev,  in mlxfw_fsm_reactivate()
171 	int err;  in mlxfw_fsm_reactivate()
173 	if (!mlxfw_dev->ops->fsm_reactivate)  in mlxfw_fsm_reactivate()
176 	err = mlxfw_dev->ops->fsm_reactivate(mlxfw_dev, &status);  in mlxfw_fsm_reactivate()
177 	if (err == -EOPNOTSUPP) {  in mlxfw_fsm_reactivate()
199 	devlink_flash_update_status_notify(mlxfw_dev->devlink, msg, comp_name,  in mlxfw_status_notify()
203 #define MLXFW_ALIGN_DOWN(x, align_bits) ((x) & ~((1 << (align_bits)) - 1))
205 		MLXFW_ALIGN_DOWN((x) + ((1 << (align_bits)) - 1), (align_bits))
207 static int mlxfw_flash_component(struct mlxfw_dev *mlxfw_dev,  in mlxfw_flash_component()
209 				 struct mlxfw_mfa2_component *comp,  in mlxfw_flash_component()  argument
220 	int err;  in mlxfw_flash_component()
222 	sprintf(comp_name, "%u", comp->index);  in mlxfw_flash_component()
224 	err = mlxfw_dev->ops->component_query(mlxfw_dev, comp->index,  in mlxfw_flash_component()
233 	if (comp->data_size > comp_max_size) {  in mlxfw_flash_component()
235 			      "Component size is bigger than limit", -EINVAL);  in mlxfw_flash_component()
236 		return -EINVAL;  in mlxfw_flash_component()
244 	err = mlxfw_dev->ops->fsm_component_update(mlxfw_dev, fwhandle,  in mlxfw_flash_component()
245 						   comp->index,  in mlxfw_flash_component()
246 						   comp->data_size);  in mlxfw_flash_component()
265 			    comp_name, 0, comp->data_size);  in mlxfw_flash_component()
267 	     offset < MLXFW_ALIGN_UP(comp->data_size, comp_align_bits);  in mlxfw_flash_component()
269 		block_ptr = comp->data + offset;  in mlxfw_flash_component()
270 		block_size = (u16) min_t(u32, comp->data_size - offset,  in mlxfw_flash_component()
272 		err = mlxfw_dev->ops->fsm_block_download(mlxfw_dev, fwhandle,  in mlxfw_flash_component()
282 				    comp->data_size);  in mlxfw_flash_component()
287 	err = mlxfw_dev->ops->fsm_component_verify(mlxfw_dev, fwhandle,  in mlxfw_flash_component()
288 						   comp->index);  in mlxfw_flash_component()
302 	mlxfw_dev->ops->fsm_cancel(mlxfw_dev, fwhandle);  in mlxfw_flash_component()
306 static int mlxfw_flash_components(struct mlxfw_dev *mlxfw_dev, u32 fwhandle,  in mlxfw_flash_components()
312 	int err;  in mlxfw_flash_components()
313 	int i;  in mlxfw_flash_components()
315 	err = mlxfw_mfa2_file_component_count(mfa2_file, mlxfw_dev->psid,  in mlxfw_flash_components()
316 					      mlxfw_dev->psid_size,  in mlxfw_flash_components()
325 		struct mlxfw_mfa2_component *comp;  in mlxfw_flash_components()  local
327 		comp = mlxfw_mfa2_file_component_get(mfa2_file, mlxfw_dev->psid,  in mlxfw_flash_components()
328 						     mlxfw_dev->psid_size, i);  in mlxfw_flash_components()
329 		if (IS_ERR(comp)) {  in mlxfw_flash_components()
330 			err = PTR_ERR(comp);  in mlxfw_flash_components()
337 			   comp->index);  in mlxfw_flash_components()
338 		err = mlxfw_flash_component(mlxfw_dev, fwhandle, comp,  in mlxfw_flash_components()
340 		mlxfw_mfa2_file_component_put(comp);  in mlxfw_flash_components()
347 int mlxfw_firmware_flash(struct mlxfw_dev *mlxfw_dev,  in mlxfw_firmware_flash()
354 	int err;  in mlxfw_firmware_flash()
358 			      "Firmware file is not MFA2", -EINVAL);  in mlxfw_firmware_flash()
359 		return -EINVAL;  in mlxfw_firmware_flash()
373 	err = mlxfw_dev->ops->fsm_lock(mlxfw_dev, &fwhandle);  in mlxfw_firmware_flash()
401 	err = mlxfw_dev->ops->fsm_activate(mlxfw_dev, fwhandle);  in mlxfw_firmware_flash()
414 	mlxfw_dev->ops->fsm_release(mlxfw_dev, fwhandle);  in mlxfw_firmware_flash()
427 	mlxfw_dev->ops->fsm_release(mlxfw_dev, fwhandle);  in mlxfw_firmware_flash()