39 i40e_status i40e_init_nvm(struct i40e_hw *hw)  in i40e_init_nvm()  argument
41 	struct i40e_nvm_info *nvm = &hw->nvm;  in i40e_init_nvm()
49 	gens = rd32(hw, I40E_GLNVM_GENS);  in i40e_init_nvm()
56 	fla = rd32(hw, I40E_GLNVM_FLA);  in i40e_init_nvm()
64 		i40e_debug(hw, I40E_DEBUG_NVM, "NVM init error: unsupported blank mode.\n");  in i40e_init_nvm()
78 i40e_status i40e_acquire_nvm(struct i40e_hw *hw,  in i40e_acquire_nvm()  argument
85 	if (hw->nvm.blank_nvm_mode)  in i40e_acquire_nvm()
88 	ret_code = i40e_aq_request_resource(hw, I40E_NVM_RESOURCE_ID, access,  in i40e_acquire_nvm()
91 	gtime = rd32(hw, I40E_GLVFGEN_TIMER);  in i40e_acquire_nvm()
94 	hw->nvm.hw_semaphore_timeout = I40E_MS_TO_GTIME(time_left) + gtime;  in i40e_acquire_nvm()
97 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_acquire_nvm()
99 			   access, time_left, ret_code, hw->aq.asq_last_status);  in i40e_acquire_nvm()
106 			gtime = rd32(hw, I40E_GLVFGEN_TIMER);  in i40e_acquire_nvm()
107 			ret_code = i40e_aq_request_resource(hw,  in i40e_acquire_nvm()
112 				hw->nvm.hw_semaphore_timeout =  in i40e_acquire_nvm()
118 			hw->nvm.hw_semaphore_timeout = 0;  in i40e_acquire_nvm()
119 			i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_acquire_nvm()
121 				   time_left, ret_code, hw->aq.asq_last_status);  in i40e_acquire_nvm()
135 void i40e_release_nvm(struct i40e_hw *hw)  in i40e_release_nvm()  argument
137 	if (!hw->nvm.blank_nvm_mode)  in i40e_release_nvm()
138 		i40e_aq_release_resource(hw, I40E_NVM_RESOURCE_ID, 0, NULL);  in i40e_release_nvm()
147 static i40e_status i40e_poll_sr_srctl_done_bit(struct i40e_hw *hw)  in i40e_poll_sr_srctl_done_bit()  argument
154 		srctl = rd32(hw, I40E_GLNVM_SRCTL);  in i40e_poll_sr_srctl_done_bit()
162 		i40e_debug(hw, I40E_DEBUG_NVM, "Done bit in GLNVM_SRCTL not set");  in i40e_poll_sr_srctl_done_bit()
174 static i40e_status i40e_read_nvm_word_srctl(struct i40e_hw *hw, u16 offset,  in i40e_read_nvm_word_srctl()  argument
180 	if (offset >= hw->nvm.sr_size) {  in i40e_read_nvm_word_srctl()
181 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_read_nvm_word_srctl()
183 			   offset, hw->nvm.sr_size);  in i40e_read_nvm_word_srctl()
189 	ret_code = i40e_poll_sr_srctl_done_bit(hw);  in i40e_read_nvm_word_srctl()
194 		wr32(hw, I40E_GLNVM_SRCTL, sr_reg);  in i40e_read_nvm_word_srctl()
197 		ret_code = i40e_poll_sr_srctl_done_bit(hw);  in i40e_read_nvm_word_srctl()
199 			sr_reg = rd32(hw, I40E_GLNVM_SRDATA);  in i40e_read_nvm_word_srctl()
206 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_read_nvm_word_srctl()
222 i40e_status i40e_read_nvm_word(struct i40e_hw *hw, u16 offset,  in i40e_read_nvm_word()  argument
225 	return i40e_read_nvm_word_srctl(hw, offset, data);  in i40e_read_nvm_word()
239 static i40e_status i40e_read_nvm_buffer_srctl(struct i40e_hw *hw, u16 offset,  in i40e_read_nvm_buffer_srctl()  argument
248 		ret_code = i40e_read_nvm_word_srctl(hw, index, &data[word]);  in i40e_read_nvm_buffer_srctl()
270 i40e_status i40e_read_nvm_buffer(struct i40e_hw *hw, u16 offset,  in i40e_read_nvm_buffer()  argument
273 	return i40e_read_nvm_buffer_srctl(hw, offset, words, data);  in i40e_read_nvm_buffer()
287 static i40e_status i40e_write_nvm_aq(struct i40e_hw *hw, u8 module_pointer,  in i40e_write_nvm_aq()  argument
298 	if ((offset + words) > hw->nvm.sr_size)  in i40e_write_nvm_aq()
299 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_write_nvm_aq()
301 			   (offset + words), hw->nvm.sr_size);  in i40e_write_nvm_aq()
304 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_write_nvm_aq()
310 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_write_nvm_aq()
314 		ret_code = i40e_aq_update_nvm(hw, module_pointer,  in i40e_write_nvm_aq()
332 static i40e_status i40e_calc_nvm_checksum(struct i40e_hw *hw,  in i40e_calc_nvm_checksum()  argument
343 	ret_code = i40e_allocate_virt_mem(hw, &vmem,  in i40e_calc_nvm_checksum()
350 	ret_code = i40e_read_nvm_word(hw, I40E_SR_VPD_PTR, &vpd_module);  in i40e_calc_nvm_checksum()
357 	ret_code = i40e_read_nvm_word(hw, I40E_SR_PCIE_ALT_AUTO_LOAD_PTR,  in i40e_calc_nvm_checksum()
367 	for (i = 0; i < hw->nvm.sr_size; i++) {  in i40e_calc_nvm_checksum()
372 			ret_code = i40e_read_nvm_buffer(hw, i, &words, data);  in i40e_calc_nvm_checksum()
401 	i40e_free_virt_mem(hw, &vmem);  in i40e_calc_nvm_checksum()
413 i40e_status i40e_update_nvm_checksum(struct i40e_hw *hw)  in i40e_update_nvm_checksum()  argument
418 	ret_code = i40e_calc_nvm_checksum(hw, &checksum);  in i40e_update_nvm_checksum()
420 		ret_code = i40e_write_nvm_aq(hw, 0x00, I40E_SR_SW_CHECKSUM_WORD,  in i40e_update_nvm_checksum()
434 i40e_status i40e_validate_nvm_checksum(struct i40e_hw *hw,  in i40e_validate_nvm_checksum()  argument
441 	ret_code = i40e_calc_nvm_checksum(hw, &checksum_local);  in i40e_validate_nvm_checksum()
448 	i40e_read_nvm_word(hw, I40E_SR_SW_CHECKSUM_WORD, &checksum_sr);  in i40e_validate_nvm_checksum()
464 static i40e_status i40e_nvmupd_state_init(struct i40e_hw *hw,
467 static i40e_status i40e_nvmupd_state_reading(struct i40e_hw *hw,
470 static i40e_status i40e_nvmupd_state_writing(struct i40e_hw *hw,
473 static enum i40e_nvmupd_cmd i40e_nvmupd_validate_command(struct i40e_hw *hw,
476 static i40e_status i40e_nvmupd_nvm_erase(struct i40e_hw *hw,
479 static i40e_status i40e_nvmupd_nvm_write(struct i40e_hw *hw,
482 static i40e_status i40e_nvmupd_nvm_read(struct i40e_hw *hw,
519 i40e_status i40e_nvmupd_command(struct i40e_hw *hw,  in i40e_nvmupd_command()  argument
528 	switch (hw->nvmupd_state) {  in i40e_nvmupd_command()
530 		status = i40e_nvmupd_state_init(hw, cmd, bytes, errno);  in i40e_nvmupd_command()
534 		status = i40e_nvmupd_state_reading(hw, cmd, bytes, errno);  in i40e_nvmupd_command()
538 		status = i40e_nvmupd_state_writing(hw, cmd, bytes, errno);  in i40e_nvmupd_command()
543 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_command()
544 			   "NVMUPD: no such state %d\n", hw->nvmupd_state);  in i40e_nvmupd_command()
562 static i40e_status i40e_nvmupd_state_init(struct i40e_hw *hw,  in i40e_nvmupd_state_init()  argument
569 	upd_cmd = i40e_nvmupd_validate_command(hw, cmd, errno);  in i40e_nvmupd_state_init()
573 		status = i40e_acquire_nvm(hw, I40E_RESOURCE_READ);  in i40e_nvmupd_state_init()
576 						     hw->aq.asq_last_status);  in i40e_nvmupd_state_init()
578 			status = i40e_nvmupd_nvm_read(hw, cmd, bytes, errno);  in i40e_nvmupd_state_init()
579 			i40e_release_nvm(hw);  in i40e_nvmupd_state_init()
584 		status = i40e_acquire_nvm(hw, I40E_RESOURCE_READ);  in i40e_nvmupd_state_init()
587 						     hw->aq.asq_last_status);  in i40e_nvmupd_state_init()
589 			status = i40e_nvmupd_nvm_read(hw, cmd, bytes, errno);  in i40e_nvmupd_state_init()
591 				i40e_release_nvm(hw);  in i40e_nvmupd_state_init()
593 				hw->nvmupd_state = I40E_NVMUPD_STATE_READING;  in i40e_nvmupd_state_init()
598 		status = i40e_acquire_nvm(hw, I40E_RESOURCE_WRITE);  in i40e_nvmupd_state_init()
601 						     hw->aq.asq_last_status);  in i40e_nvmupd_state_init()
603 			status = i40e_nvmupd_nvm_erase(hw, cmd, errno);  in i40e_nvmupd_state_init()
605 				i40e_release_nvm(hw);  in i40e_nvmupd_state_init()
607 				hw->aq.nvm_release_on_done = true;  in i40e_nvmupd_state_init()
612 		status = i40e_acquire_nvm(hw, I40E_RESOURCE_WRITE);  in i40e_nvmupd_state_init()
615 						     hw->aq.asq_last_status);  in i40e_nvmupd_state_init()
617 			status = i40e_nvmupd_nvm_write(hw, cmd, bytes, errno);  in i40e_nvmupd_state_init()
619 				i40e_release_nvm(hw);  in i40e_nvmupd_state_init()
621 				hw->aq.nvm_release_on_done = true;  in i40e_nvmupd_state_init()
626 		status = i40e_acquire_nvm(hw, I40E_RESOURCE_WRITE);  in i40e_nvmupd_state_init()
629 						     hw->aq.asq_last_status);  in i40e_nvmupd_state_init()
631 			status = i40e_nvmupd_nvm_write(hw, cmd, bytes, errno);  in i40e_nvmupd_state_init()
633 				i40e_release_nvm(hw);  in i40e_nvmupd_state_init()
635 				hw->nvmupd_state = I40E_NVMUPD_STATE_WRITING;  in i40e_nvmupd_state_init()
640 		status = i40e_acquire_nvm(hw, I40E_RESOURCE_WRITE);  in i40e_nvmupd_state_init()
643 						     hw->aq.asq_last_status);  in i40e_nvmupd_state_init()
645 			status = i40e_update_nvm_checksum(hw);  in i40e_nvmupd_state_init()
647 				*errno = hw->aq.asq_last_status ?  in i40e_nvmupd_state_init()
649 						       hw->aq.asq_last_status) :  in i40e_nvmupd_state_init()
651 				i40e_release_nvm(hw);  in i40e_nvmupd_state_init()
653 				hw->aq.nvm_release_on_done = true;  in i40e_nvmupd_state_init()
659 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_state_init()
679 static i40e_status i40e_nvmupd_state_reading(struct i40e_hw *hw,  in i40e_nvmupd_state_reading()  argument
686 	upd_cmd = i40e_nvmupd_validate_command(hw, cmd, errno);  in i40e_nvmupd_state_reading()
691 		status = i40e_nvmupd_nvm_read(hw, cmd, bytes, errno);  in i40e_nvmupd_state_reading()
695 		status = i40e_nvmupd_nvm_read(hw, cmd, bytes, errno);  in i40e_nvmupd_state_reading()
696 		i40e_release_nvm(hw);  in i40e_nvmupd_state_reading()
697 		hw->nvmupd_state = I40E_NVMUPD_STATE_INIT;  in i40e_nvmupd_state_reading()
701 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_state_reading()
721 static i40e_status i40e_nvmupd_state_writing(struct i40e_hw *hw,  in i40e_nvmupd_state_writing()  argument
729 	upd_cmd = i40e_nvmupd_validate_command(hw, cmd, errno);  in i40e_nvmupd_state_writing()
734 		status = i40e_nvmupd_nvm_write(hw, cmd, bytes, errno);  in i40e_nvmupd_state_writing()
738 		status = i40e_nvmupd_nvm_write(hw, cmd, bytes, errno);  in i40e_nvmupd_state_writing()
740 			hw->aq.nvm_release_on_done = true;  in i40e_nvmupd_state_writing()
741 		hw->nvmupd_state = I40E_NVMUPD_STATE_INIT;  in i40e_nvmupd_state_writing()
745 		status = i40e_update_nvm_checksum(hw);  in i40e_nvmupd_state_writing()
747 			*errno = hw->aq.asq_last_status ?  in i40e_nvmupd_state_writing()
749 						       hw->aq.asq_last_status) :  in i40e_nvmupd_state_writing()
751 			hw->nvmupd_state = I40E_NVMUPD_STATE_INIT;  in i40e_nvmupd_state_writing()
756 		status = i40e_update_nvm_checksum(hw);  in i40e_nvmupd_state_writing()
758 			*errno = hw->aq.asq_last_status ?  in i40e_nvmupd_state_writing()
760 						       hw->aq.asq_last_status) :  in i40e_nvmupd_state_writing()
763 			hw->aq.nvm_release_on_done = true;  in i40e_nvmupd_state_writing()
764 		hw->nvmupd_state = I40E_NVMUPD_STATE_INIT;  in i40e_nvmupd_state_writing()
768 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_state_writing()
782 	if (status && (hw->aq.asq_last_status == I40E_AQ_RC_EBUSY) &&  in i40e_nvmupd_state_writing()
785 		u32 old_asq_status = hw->aq.asq_last_status;  in i40e_nvmupd_state_writing()
788 		gtime = rd32(hw, I40E_GLVFGEN_TIMER);  in i40e_nvmupd_state_writing()
789 		if (gtime >= hw->nvm.hw_semaphore_timeout) {  in i40e_nvmupd_state_writing()
790 			i40e_debug(hw, I40E_DEBUG_ALL,  in i40e_nvmupd_state_writing()
792 				   gtime, hw->nvm.hw_semaphore_timeout);  in i40e_nvmupd_state_writing()
793 			i40e_release_nvm(hw);  in i40e_nvmupd_state_writing()
794 			status = i40e_acquire_nvm(hw, I40E_RESOURCE_WRITE);  in i40e_nvmupd_state_writing()
796 				i40e_debug(hw, I40E_DEBUG_ALL,  in i40e_nvmupd_state_writing()
798 					   hw->aq.asq_last_status);  in i40e_nvmupd_state_writing()
800 				hw->aq.asq_last_status = old_asq_status;  in i40e_nvmupd_state_writing()
819 static enum i40e_nvmupd_cmd i40e_nvmupd_validate_command(struct i40e_hw *hw,  in i40e_nvmupd_validate_command()  argument
834 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_validate_command()
888 	i40e_debug(hw, I40E_DEBUG_NVM, "%s state %d nvm_release_on_hold %d\n",  in i40e_nvmupd_validate_command()
890 		   hw->nvmupd_state,  in i40e_nvmupd_validate_command()
891 		   hw->aq.nvm_release_on_done);  in i40e_nvmupd_validate_command()
895 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_validate_command()
911 static i40e_status i40e_nvmupd_nvm_read(struct i40e_hw *hw,  in i40e_nvmupd_nvm_read()  argument
923 	status = i40e_aq_read_nvm(hw, module, cmd->offset, (u16)cmd->data_size,  in i40e_nvmupd_nvm_read()
926 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_nvm_read()
929 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_nvm_read()
931 			   status, hw->aq.asq_last_status);  in i40e_nvmupd_nvm_read()
932 		*errno = i40e_aq_rc_to_posix(status, hw->aq.asq_last_status);  in i40e_nvmupd_nvm_read()
946 static i40e_status i40e_nvmupd_nvm_erase(struct i40e_hw *hw,  in i40e_nvmupd_nvm_erase()  argument
957 	status = i40e_aq_erase_nvm(hw, module, cmd->offset, (u16)cmd->data_size,  in i40e_nvmupd_nvm_erase()
960 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_nvm_erase()
963 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_nvm_erase()
965 			   status, hw->aq.asq_last_status);  in i40e_nvmupd_nvm_erase()
966 		*errno = i40e_aq_rc_to_posix(status, hw->aq.asq_last_status);  in i40e_nvmupd_nvm_erase()
981 static i40e_status i40e_nvmupd_nvm_write(struct i40e_hw *hw,  in i40e_nvmupd_nvm_write()  argument
993 	status = i40e_aq_update_nvm(hw, module, cmd->offset,  in i40e_nvmupd_nvm_write()
996 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_nvm_write()
999 		i40e_debug(hw, I40E_DEBUG_NVM,  in i40e_nvmupd_nvm_write()
1001 			   status, hw->aq.asq_last_status);  in i40e_nvmupd_nvm_write()
1002 		*errno = i40e_aq_rc_to_posix(status, hw->aq.asq_last_status);  in i40e_nvmupd_nvm_write()