Potential occurrence of negative shift when using invalid
configuration on ACC200. Enforcing that depth > 0.
Coverity issue: 381636
Fixes: 40e3adbdd3 ("baseband/acc200: add queue configuration")
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Fixed logical bug in SW causing MSI to be issued twice
when running in transport block mode.
Fixes: f404dfe35c ("baseband/acc100: support 4G processing")
Fixes: bec597b78a ("baseband/acc200: add LTE processing")
Cc: stable@dpdk.org
Signed-off-by: Hernan Vargas <hernan.vargas@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
To enforce safe access to the ACC200 device, the PMD requires
to explicitly check that the device is in configured and
enabled state prior to accessing queue resources.
This is done by checking the Qmgr ingress queue status.
Fixes: 40e3adbdd3 ("baseband/acc200: add queue configuration")
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Potential overflow issue when casting to 64bits,
notably relevant when extending number of queues.
Coverity issue: 381665
Fixes: 32e8b7ea35 ("baseband/acc100: refactor to segregate common code")
Fixes: 40e3adbdd3 ("baseband/acc200: add queue configuration")
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
The logic for the flag was inverted.
When starting with even iteration it actually runs
for an additional half iteration.
The change is specific to ACC200.
Fixes: bec597b78a ("baseband/acc200: add LTE processing")
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Added set of helper functions used through the code to
track descriptor indexes in a queue ring.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Added configure function notably to configure the device from
the PF within DPDK and bbdev-test (without external dependency).
That function is kept common to all ACC devices.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Acked-by: Hernan Vargas <hernan.vargas@intel.com>
Added support to expose the device status seen from the
host through v2pf mailbox communication.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Added support for capability and functions for
MSI/MSI-X interrupt and underlying information ring.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Added functions and capability for FFT processing
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Added functions and capability for 4G FEC
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Added LDPC encode and decode processing functions.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Added function to create and configure queues for the
ACC200 device.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Added support for info_get to allow to query the device.
Null capability exposed.
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Introduced stubs for device driver for the ACC200
integrated VRAN accelerator on SPR-EEC
Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
