10  * @pf: board private structure
17 ice_gnss_do_write(struct ice_pf *pf, unsigned char *buf, unsigned int size)  in ice_gnss_do_write()  argument
20 	struct ice_hw *hw = &pf->hw;  in ice_gnss_do_write()
69 	dev_err(ice_pf_to_dev(pf), "GNSS failed to write, offset=%u, size=%u, err=%d\n",  in ice_gnss_do_write()
83 	struct ice_pf *pf = gnss->back;  in ice_gnss_write_pending()  local
92 		bytes = ice_gnss_do_write(pf, write_buf->buf, write_buf->size);  in ice_gnss_write_pending()
93 		dev_dbg(ice_pf_to_dev(pf), "%u bytes written to GNSS\n", bytes);  in ice_gnss_write_pending()
115 	struct ice_pf *pf;  in ice_gnss_read()  local
122 	pf = gnss->back;  in ice_gnss_read()
123 	if (!pf || !gnss->tty || !gnss->tty->port) {  in ice_gnss_read()
128 	hw = &pf->hw;  in ice_gnss_read()
194 		dev_dbg(ice_pf_to_dev(pf), "GNSS failed to read err=%d\n", err);  in ice_gnss_read()
199  * @pf: Board private structure
202 static struct gnss_serial *ice_gnss_struct_init(struct ice_pf *pf, int index)  in ice_gnss_struct_init()  argument
204 	struct device *dev = ice_pf_to_dev(pf);  in ice_gnss_struct_init()
214 	gnss->back = pf;  in ice_gnss_struct_init()
215 	pf->gnss_serial[index] = gnss;  in ice_gnss_struct_init()
245 	struct ice_pf *pf;  in ice_gnss_tty_open()  local
247 	pf = (struct ice_pf *)tty->driver->driver_state;  in ice_gnss_tty_open()
248 	if (!pf)  in ice_gnss_tty_open()
255 	gnss = pf->gnss_serial[tty->index];  in ice_gnss_tty_open()
258 		gnss = ice_gnss_struct_init(pf, tty->index);  in ice_gnss_tty_open()
284 	struct ice_pf *pf;  in ice_gnss_tty_close()  local
289 	pf = (struct ice_pf *)tty->driver->driver_state;  in ice_gnss_tty_close()
290 	if (!pf)  in ice_gnss_tty_close()
297 		dev_err(ice_pf_to_dev(pf), "GNSS port not opened\n");  in ice_gnss_tty_close()
329 	struct ice_pf *pf;  in ice_gnss_tty_write()  local
340 	pf = (struct ice_pf *)tty->driver->driver_state;  in ice_gnss_tty_write()
341 	if (!pf)  in ice_gnss_tty_write()
345 	if (gnss != pf->gnss_serial[0])  in ice_gnss_tty_write()
416  * @pf: Board private structure
418 static struct tty_driver *ice_gnss_create_tty_driver(struct ice_pf *pf)  in ice_gnss_create_tty_driver()  argument
420 	struct device *dev = ice_pf_to_dev(pf);  in ice_gnss_create_tty_driver()
441 		 (u8)pf->pdev->bus->number, (u8)PCI_SLOT(pf->pdev->devfn));  in ice_gnss_create_tty_driver()
457 	tty_driver->driver_state = pf;  in ice_gnss_create_tty_driver()
461 		pf->gnss_tty_port[i] = kzalloc(sizeof(*pf->gnss_tty_port[i]),  in ice_gnss_create_tty_driver()
463 		pf->gnss_serial[i] = NULL;  in ice_gnss_create_tty_driver()
465 		tty_port_init(pf->gnss_tty_port[i]);  in ice_gnss_create_tty_driver()
466 		tty_port_link_device(pf->gnss_tty_port[i], tty_driver, i);  in ice_gnss_create_tty_driver()
474 			tty_port_destroy(pf->gnss_tty_port[i]);  in ice_gnss_create_tty_driver()
475 			kfree(pf->gnss_tty_port[i]);  in ice_gnss_create_tty_driver()
478 		tty_driver_kref_put(pf->ice_gnss_tty_driver);  in ice_gnss_create_tty_driver()
491  * @pf: Board private structure
493 void ice_gnss_init(struct ice_pf *pf)  in ice_gnss_init()  argument
497 	tty_driver = ice_gnss_create_tty_driver(pf);  in ice_gnss_init()
501 	pf->ice_gnss_tty_driver = tty_driver;  in ice_gnss_init()
503 	set_bit(ICE_FLAG_GNSS, pf->flags);  in ice_gnss_init()
504 	dev_info(ice_pf_to_dev(pf), "GNSS TTY init successful\n");  in ice_gnss_init()
509  * @pf: Board private structure
511 void ice_gnss_exit(struct ice_pf *pf)  in ice_gnss_exit()  argument
515 	if (!test_bit(ICE_FLAG_GNSS, pf->flags) || !pf->ice_gnss_tty_driver)  in ice_gnss_exit()
519 		if (pf->gnss_tty_port[i]) {  in ice_gnss_exit()
520 			tty_port_destroy(pf->gnss_tty_port[i]);  in ice_gnss_exit()
521 			kfree(pf->gnss_tty_port[i]);  in ice_gnss_exit()
524 		if (pf->gnss_serial[i]) {  in ice_gnss_exit()
525 			struct gnss_serial *gnss = pf->gnss_serial[i];  in ice_gnss_exit()
530 			pf->gnss_serial[i] = NULL;  in ice_gnss_exit()
534 	tty_unregister_driver(pf->ice_gnss_tty_driver);  in ice_gnss_exit()
535 	kfree(pf->ice_gnss_tty_driver->name);  in ice_gnss_exit()
536 	tty_driver_kref_put(pf->ice_gnss_tty_driver);  in ice_gnss_exit()
537 	pf->ice_gnss_tty_driver = NULL;  in ice_gnss_exit()