> -----Original Message----- > From: Zhang, Helin > Sent: Tuesday, December 02, 2014 2:19 AM > To: dev at dpdk.org > Cc: Cao, Waterman; Cao, Min; Ananyev, Konstantin; Zhang, Helin > Subject: [PATCH v8 0/4] Support configuring hash functions > > These patches mainly support configuring hash functions. In detail, > - It can get/set global hash configurations. > * Get/set symmetric hash enable per flow type. > * Get/set hash function type. > - It can get/set symmetric hash enable per port. > - Four commands have been implemented in testpmd to support testing above. > * get_sym_hash_ena_per_port > * set_sym_hash_ena_per_port > * get_hash_global_config > * set_hash_global_config > > It also uses constant hash keys to replace runtime generating hash keys. > Global initialization is added to correctly put registers to an initial state. > > v3 changes: > * Removed renamings in rte_ethdev.h. > * Redesigned filter control API and its relevant structures/enums. > * Renamed header file from rte_eth_features.h to rte_eth_ctrol.h. > * Remove public header file of rte_i40e.h specific for i40e. > * Added hardware initialization function during port init. > * Used constant random hash keys in i40e PF. > * renamed the commands in testpmd based on the redesigned filter control API. > > v4 changes: > * Fixed a bug in testpmd to support 'set_sym_hash_ena_per_port'. > > v5 changes: > * Integrated with filter API defined recently. > * Remove all for filter API definition, as it has already defined and merged > recently. > > v6 changes: > * Flow type strings are used to replace Packet Classification Types, to > isolate > hardware specific things. > * Implemented the mapping function to convert RSS offload types to Packet > Classification Types, to isolate the real hardware specific things. > * Removed initialization of global registers in i40e PMD, as global registers > shouldn't be initialized per port. > * Added more annotations to get code more understandable. > * Corrected annotation format for documenation. > > v7 changes: > * Removed swap configurations, as it is not allowed by hardware design. > * Put symmetric hash per flow type and hash function type into > 'RTE_ETH_HASH_FILTER_GLOBAL_CONFIG', as they are controlling global > registers > which will affects all the ports of the same NIC. > > v8 changes: > * Removed redundant checks in i40e_ethdev.c. > * Solved compile errors on ICC. > > Helin Zhang (4): > ethdev: code style fixes > i40e: use constant as the default hash keys > i40e: support of controlling hash functions > app/testpmd: add commands to support hash functions > > app/test-pmd/cmdline.c | 333 > ++++++++++++++++++++++++++++++++++++++ > lib/librte_ether/rte_eth_ctrl.h | 72 ++++++++- > lib/librte_pmd_i40e/i40e_ethdev.c | 308 +++++++++++++++++++++++++++++++++-- > 3 files changed, 699 insertions(+), 14 deletions(-) > > -- > 1.8.1.4
Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>
