asm/octeon/cvmx-helper-util.h

7  * Copyright (c) 2003-2008 Cavium Networks
14  * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
69  * Setup the common GMX settings that determine the number of
74  * @num_ports: Number of ports on the interface
81  * Returns the IPD/PKO port number for a port on the given
85  * @port:      Port on the interface
87  * Returns IPD/PKO port number
89 extern int cvmx_helper_get_ipd_port(int interface, int port);
92  * Returns the IPD/PKO port number for the first port on the given
97  * Returns IPD/PKO port number
105  * Returns the IPD/PKO port number for the last port on the given
110  * Returns IPD/PKO port number
117 	       cvmx_helper_ports_on_interface(interface) - 1;  in cvmx_helper_get_last_ipd_port()
133 	number_buffers = work->word2.s.bufs;  in cvmx_helper_free_packet_data()
136 	buffer_ptr = work->packet_ptr;  in cvmx_helper_free_packet_data()
139 	 * Since the number of buffers is not zero, we know this is  in cvmx_helper_free_packet_data()
146 	start_of_buffer = ((buffer_ptr.s.addr >> 7) - buffer_ptr.s.back) << 7;  in cvmx_helper_free_packet_data()
149 		    *(union cvmx_buf_ptr *) cvmx_phys_to_ptr(buffer_ptr.s.addr - 8);  in cvmx_helper_free_packet_data()
151 		number_buffers--;  in cvmx_helper_free_packet_data()
154 	while (number_buffers--) {  in cvmx_helper_free_packet_data()
160 		    ((buffer_ptr.s.addr >> 7) - buffer_ptr.s.back) << 7;  in cvmx_helper_free_packet_data()
166 		    *(union cvmx_buf_ptr *) cvmx_phys_to_ptr(buffer_ptr.s.addr - 8);  in cvmx_helper_free_packet_data()
174  * Returns the interface number for an IPD/PKO port number.
176  * @ipd_port: IPD/PKO port number
178  * Returns Interface number
183  * Returns the interface index number for an IPD/PKO port
184  * number.
186  * @ipd_port: IPD/PKO port number
188  * Returns Interface index number