diff options
Diffstat (limited to 'drivers/net/liquidio/base/lio_23xx_vf.h')
-rw-r--r-- | drivers/net/liquidio/base/lio_23xx_vf.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/drivers/net/liquidio/base/lio_23xx_vf.h b/drivers/net/liquidio/base/lio_23xx_vf.h new file mode 100644 index 00000000..ad8db0df --- /dev/null +++ b/drivers/net/liquidio/base/lio_23xx_vf.h @@ -0,0 +1,97 @@ +/* + * BSD LICENSE + * + * Copyright(c) 2017 Cavium, Inc.. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Cavium, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _LIO_23XX_VF_H_ +#define _LIO_23XX_VF_H_ + +#include <stdio.h> + +#include "lio_struct.h" + +static const struct lio_config default_cn23xx_conf = { + .card_type = LIO_23XX, + .card_name = LIO_23XX_NAME, + /** IQ attributes */ + .iq = { + .max_iqs = CN23XX_CFG_IO_QUEUES, + .pending_list_size = + (CN23XX_MAX_IQ_DESCRIPTORS * CN23XX_CFG_IO_QUEUES), + .instr_type = OCTEON_64BYTE_INSTR, + }, + + /** OQ attributes */ + .oq = { + .max_oqs = CN23XX_CFG_IO_QUEUES, + .info_ptr = OCTEON_OQ_INFOPTR_MODE, + .refill_threshold = CN23XX_OQ_REFIL_THRESHOLD, + }, + + .num_nic_ports = CN23XX_DEFAULT_NUM_PORTS, + .num_def_rx_descs = CN23XX_MAX_OQ_DESCRIPTORS, + .num_def_tx_descs = CN23XX_MAX_IQ_DESCRIPTORS, + .def_rx_buf_size = CN23XX_OQ_BUF_SIZE, +}; + +static inline const struct lio_config * +lio_get_conf(struct lio_device *lio_dev) +{ + const struct lio_config *default_lio_conf = NULL; + + /* check the LIO Device model & return the corresponding lio + * configuration + */ + default_lio_conf = &default_cn23xx_conf; + + if (default_lio_conf == NULL) { + lio_dev_err(lio_dev, "Configuration verification failed\n"); + return NULL; + } + + return default_lio_conf; +} + +/** Turns off the input and output queues for the device + * @param lio_dev which device io queues to disable + */ +int cn23xx_vf_set_io_queues_off(struct lio_device *lio_dev); + +#define CN23XX_VF_BUSY_READING_REG_LOOP_COUNT 100000 + +void cn23xx_vf_ask_pf_to_do_flr(struct lio_device *lio_dev); + +int cn23xx_pfvf_handshake(struct lio_device *lio_dev); + +int cn23xx_vf_setup_device(struct lio_device *lio_dev); + +void cn23xx_vf_handle_mbox(struct lio_device *lio_dev); +#endif /* _LIO_23XX_VF_H_ */ |