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bbdev: add device info for data endianness

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Added device information to capture explicitly the assumption
of the input/output data byte endianness being processed.

Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
Acked-by: Akhil Goyal <gakhil@marvell.com>
This commit is contained in:
Nicolas Chautru 2021-10-17 12:23:24 +05:30 committed by Akhil Goyal
parent a16cbb9838
commit ab4e19097b
7 changed files with 16 additions and 0 deletions
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2
doc/guides/rel_notes/release_21_11.rst
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@ -277,6 +277,8 @@ API Changes
* cryptodev: The structure ``rte_crypto_sym_vec`` was updated to add
``dest_sgl`` to support out of place processing.
* bbdev: Added device info related to data byte endianness processing.
ABI Changes
-----------

1
drivers/baseband/acc100/rte_acc100_pmd.c
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@ -1089,6 +1089,7 @@ acc100_dev_info_get(struct rte_bbdev *dev,
#else
dev_info->harq_buffer_size = 0;
#endif
dev_info->data_endianness = RTE_LITTLE_ENDIAN;
acc100_check_ir(d);
}

1
drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
View File

@ -372,6 +372,7 @@ fpga_dev_info_get(struct rte_bbdev *dev,
dev_info->default_queue_conf = default_queue_conf;
dev_info->capabilities = bbdev_capabilities;
dev_info->cpu_flag_reqs = NULL;
dev_info->data_endianness = RTE_LITTLE_ENDIAN;
/* Calculates number of queues assigned to device */
dev_info->max_num_queues = 0;

1
drivers/baseband/fpga_lte_fec/fpga_lte_fec.c
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@ -644,6 +644,7 @@ fpga_dev_info_get(struct rte_bbdev *dev,
dev_info->default_queue_conf = default_queue_conf;
dev_info->capabilities = bbdev_capabilities;
dev_info->cpu_flag_reqs = NULL;
dev_info->data_endianness = RTE_LITTLE_ENDIAN;
/* Calculates number of queues assigned to device */
dev_info->max_num_queues = 0;

6
drivers/baseband/null/bbdev_null.c
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@ -77,6 +77,12 @@ info_get(struct rte_bbdev *dev, struct rte_bbdev_driver_info *dev_info)
dev_info->cpu_flag_reqs = NULL;
dev_info->min_alignment = 0;
/* BBDEV null device does not process the data, so
* endianness setting is not relevant, but setting it
* here for code completeness.
*/
dev_info->data_endianness = RTE_LITTLE_ENDIAN;
rte_bbdev_log_debug("got device info from %u", dev->data->dev_id);
}

1
drivers/baseband/turbo_sw/bbdev_turbo_software.c
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@ -253,6 +253,7 @@ info_get(struct rte_bbdev *dev, struct rte_bbdev_driver_info *dev_info)
dev_info->capabilities = bbdev_capabilities;
dev_info->min_alignment = 64;
dev_info->harq_buffer_size = 0;
dev_info->data_endianness = RTE_LITTLE_ENDIAN;
rte_bbdev_log_debug("got device info from %u\n", dev->data->dev_id);
}

4
lib/bbdev/rte_bbdev.h
View File

@ -309,6 +309,10 @@ struct rte_bbdev_driver_info {
uint16_t min_alignment;
/** HARQ memory available in kB */
uint32_t harq_buffer_size;
/** Byte endianness (RTE_BIG_ENDIAN/RTE_LITTLE_ENDIAN) supported
* for input/output data
*/
uint8_t data_endianness;
/** Default queue configuration used if none is supplied */
struct rte_bbdev_queue_conf default_queue_conf;
/** Device operation capabilities */