44 void __cvmx_interrupt_gmxx_enable(int interface);
51  * @interface: Interface to init
52  * @index:     Index of prot on the interface
56 static int __cvmx_helper_sgmii_hardware_init_one_time(int interface, int index)  in __cvmx_helper_sgmii_hardware_init_one_time()  argument
64 	gmxx_prtx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));  in __cvmx_helper_sgmii_hardware_init_one_time()
66 	cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmxx_prtx_cfg.u64);  in __cvmx_helper_sgmii_hardware_init_one_time()
74 	    cvmx_read_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface));  in __cvmx_helper_sgmii_hardware_init_one_time()
76 	    cvmx_read_csr(CVMX_PCSX_LINKX_TIMER_COUNT_REG(index, interface));  in __cvmx_helper_sgmii_hardware_init_one_time()
86 	cvmx_write_csr(CVMX_PCSX_LINKX_TIMER_COUNT_REG(index, interface),  in __cvmx_helper_sgmii_hardware_init_one_time()
102 		    cvmx_read_csr(CVMX_PCSX_ANX_ADV_REG(index, interface));  in __cvmx_helper_sgmii_hardware_init_one_time()
107 		cvmx_write_csr(CVMX_PCSX_ANX_ADV_REG(index, interface),  in __cvmx_helper_sgmii_hardware_init_one_time()
112 		    cvmx_read_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface));  in __cvmx_helper_sgmii_hardware_init_one_time()
118 					  (index, interface));  in __cvmx_helper_sgmii_hardware_init_one_time()
123 				       (index, interface),  in __cvmx_helper_sgmii_hardware_init_one_time()
136  * @interface: Interface to init
137  * @index:     Index of prot on the interface
141 static int __cvmx_helper_sgmii_hardware_init_link(int interface, int index)  in __cvmx_helper_sgmii_hardware_init_link()  argument
154 	    cvmx_read_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface));  in __cvmx_helper_sgmii_hardware_init_link()
157 		cvmx_write_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface),  in __cvmx_helper_sgmii_hardware_init_link()
160 		    (CVMX_PCSX_MRX_CONTROL_REG(index, interface),  in __cvmx_helper_sgmii_hardware_init_link()
164 			     interface, index);  in __cvmx_helper_sgmii_hardware_init_link()
176 	cvmx_write_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface),  in __cvmx_helper_sgmii_hardware_init_link()
186 	    CVMX_WAIT_FOR_FIELD64(CVMX_PCSX_MRX_STATUS_REG(index, interface),  in __cvmx_helper_sgmii_hardware_init_link()
189 		/* cvmx_dprintf("SGMII%d: Port %d link timeout\n", interface, index); */  in __cvmx_helper_sgmii_hardware_init_link()
199  * @interface: Interface to init
200  * @index:     Index of prot on the interface
205 static int __cvmx_helper_sgmii_hardware_init_link_speed(int interface,  in __cvmx_helper_sgmii_hardware_init_link_speed()  argument
215 	gmxx_prtx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));  in __cvmx_helper_sgmii_hardware_init_link_speed()
218 	cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmxx_prtx_cfg.u64);  in __cvmx_helper_sgmii_hardware_init_link_speed()
222 	    (CVMX_GMXX_PRTX_CFG(index, interface), union cvmx_gmxx_prtx_cfg,  in __cvmx_helper_sgmii_hardware_init_link_speed()
224 	    || CVMX_WAIT_FOR_FIELD64(CVMX_GMXX_PRTX_CFG(index, interface),  in __cvmx_helper_sgmii_hardware_init_link_speed()
229 		     interface, index);  in __cvmx_helper_sgmii_hardware_init_link_speed()
234 	gmxx_prtx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));  in __cvmx_helper_sgmii_hardware_init_link_speed()
241 	    cvmx_read_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface));  in __cvmx_helper_sgmii_hardware_init_link_speed()
261 		cvmx_write_csr(CVMX_GMXX_TXX_SLOT(index, interface), 64);  in __cvmx_helper_sgmii_hardware_init_link_speed()
262 		cvmx_write_csr(CVMX_GMXX_TXX_BURST(index, interface), 0);  in __cvmx_helper_sgmii_hardware_init_link_speed()
269 		cvmx_write_csr(CVMX_GMXX_TXX_SLOT(index, interface), 64);  in __cvmx_helper_sgmii_hardware_init_link_speed()
270 		cvmx_write_csr(CVMX_GMXX_TXX_BURST(index, interface), 0);  in __cvmx_helper_sgmii_hardware_init_link_speed()
277 		cvmx_write_csr(CVMX_GMXX_TXX_SLOT(index, interface), 512);  in __cvmx_helper_sgmii_hardware_init_link_speed()
278 		cvmx_write_csr(CVMX_GMXX_TXX_BURST(index, interface), 8192);  in __cvmx_helper_sgmii_hardware_init_link_speed()
285 	cvmx_write_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface),  in __cvmx_helper_sgmii_hardware_init_link_speed()
289 	cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmxx_prtx_cfg.u64);  in __cvmx_helper_sgmii_hardware_init_link_speed()
292 	gmxx_prtx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));  in __cvmx_helper_sgmii_hardware_init_link_speed()
296 	cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmxx_prtx_cfg.u64);  in __cvmx_helper_sgmii_hardware_init_link_speed()
302  * Bring up the SGMII interface to be ready for packet I/O but
306  * @interface: Interface to bringup
307  * @num_ports: Number of ports on the interface
311 static int __cvmx_helper_sgmii_hardware_init(int interface, int num_ports)  in __cvmx_helper_sgmii_hardware_init()  argument
315 	__cvmx_helper_setup_gmx(interface, num_ports);  in __cvmx_helper_sgmii_hardware_init()
318 		int ipd_port = cvmx_helper_get_ipd_port(interface, index);  in __cvmx_helper_sgmii_hardware_init()
319 		__cvmx_helper_sgmii_hardware_init_one_time(interface, index);  in __cvmx_helper_sgmii_hardware_init()
329 int __cvmx_helper_sgmii_enumerate(int interface)  in __cvmx_helper_sgmii_enumerate()  argument
334  * Probe a SGMII interface and determine the number of ports
335  * connected to it. The SGMII interface should still be down after
338  * @interface: Interface to probe
340  * Returns Number of ports on the interface. Zero to disable.
342 int __cvmx_helper_sgmii_probe(int interface)  in __cvmx_helper_sgmii_probe()  argument
348 	 * interface needs to be enabled before IPD otherwise per port  in __cvmx_helper_sgmii_probe()
351 	mode.u64 = cvmx_read_csr(CVMX_GMXX_INF_MODE(interface));  in __cvmx_helper_sgmii_probe()
353 	cvmx_write_csr(CVMX_GMXX_INF_MODE(interface), mode.u64);  in __cvmx_helper_sgmii_probe()
354 	return __cvmx_helper_sgmii_enumerate(interface);  in __cvmx_helper_sgmii_probe()
358  * Bringup and enable a SGMII interface. After this call packet
362  * @interface: Interface to bring up
366 int __cvmx_helper_sgmii_enable(int interface)  in __cvmx_helper_sgmii_enable()  argument
368 	int num_ports = cvmx_helper_ports_on_interface(interface);  in __cvmx_helper_sgmii_enable()
371 	__cvmx_helper_sgmii_hardware_init(interface, num_ports);  in __cvmx_helper_sgmii_enable()
376 		    cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));  in __cvmx_helper_sgmii_enable()
378 		cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface),  in __cvmx_helper_sgmii_enable()
380 		__cvmx_interrupt_pcsx_intx_en_reg_enable(index, interface);  in __cvmx_helper_sgmii_enable()
382 	__cvmx_interrupt_pcsxx_int_en_reg_enable(interface);  in __cvmx_helper_sgmii_enable()
383 	__cvmx_interrupt_gmxx_enable(interface);  in __cvmx_helper_sgmii_enable()
401 	int interface = cvmx_helper_get_interface_num(ipd_port);  in __cvmx_helper_sgmii_link_get()  local
416 	    cvmx_read_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface));  in __cvmx_helper_sgmii_link_get()
426 	    cvmx_read_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface));  in __cvmx_helper_sgmii_link_get()
433 		    cvmx_read_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface));  in __cvmx_helper_sgmii_link_get()
445 					  (index, interface));  in __cvmx_helper_sgmii_link_get()
448 				    (interface, index) != 0)  in __cvmx_helper_sgmii_link_get()
455 					  (index, interface));  in __cvmx_helper_sgmii_link_get()
511 	int interface = cvmx_helper_get_interface_num(ipd_port);  in __cvmx_helper_sgmii_link_set()  local
513 	__cvmx_helper_sgmii_hardware_init_link(interface, index);  in __cvmx_helper_sgmii_link_set()
514 	return __cvmx_helper_sgmii_hardware_init_link_speed(interface, index,  in __cvmx_helper_sgmii_link_set()
535 	int interface = cvmx_helper_get_interface_num(ipd_port);  in __cvmx_helper_sgmii_configure_loopback()  local
541 	    cvmx_read_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface));  in __cvmx_helper_sgmii_configure_loopback()
543 	cvmx_write_csr(CVMX_PCSX_MRX_CONTROL_REG(index, interface),  in __cvmx_helper_sgmii_configure_loopback()
547 	    cvmx_read_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface));  in __cvmx_helper_sgmii_configure_loopback()
549 	cvmx_write_csr(CVMX_PCSX_MISCX_CTL_REG(index, interface),  in __cvmx_helper_sgmii_configure_loopback()
552 	__cvmx_helper_sgmii_hardware_init_link(interface, index);  in __cvmx_helper_sgmii_configure_loopback()