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| author | Shradha Gupta <shradhagupta@linux.microsoft.com> | 2024-06-10 03:28:39 -0700 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2024-06-12 21:08:42 +0300 |
| commit | 7fc45cb68696c7213c484ec81892bc8a986fde52 (patch) | |
| tree | a1775d935b301fb8cf5a9fb8931224fecbc22445 /include | |
| parent | 83a7eefedc9b56fe7bfeff13b6c7356688ffa670 (diff) | |
| download | lwn-7fc45cb68696c7213c484ec81892bc8a986fde52.tar.gz lwn-7fc45cb68696c7213c484ec81892bc8a986fde52.zip | |
net: mana: Allow variable size indirection table
Allow variable size indirection table allocation in MANA instead
of using a constant value MANA_INDIRECT_TABLE_SIZE.
The size is now derived from the MANA_QUERY_VPORT_CONFIG and the
indirection table is allocated dynamically.
Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com>
Link: https://lore.kernel.org/r/1718015319-9609-1-git-send-email-shradhagupta@linux.microsoft.com
Reviewed-by: Dexuan Cui <decui@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/mana/gdma.h | 4 | ||||
| -rw-r--r-- | include/net/mana/mana.h | 9 |
2 files changed, 8 insertions, 5 deletions
diff --git a/include/net/mana/gdma.h b/include/net/mana/gdma.h index 27684135bb4d..c547756c4284 100644 --- a/include/net/mana/gdma.h +++ b/include/net/mana/gdma.h @@ -543,11 +543,13 @@ enum { */ #define GDMA_DRV_CAP_FLAG_1_NAPI_WKDONE_FIX BIT(2) #define GDMA_DRV_CAP_FLAG_1_HWC_TIMEOUT_RECONFIG BIT(3) +#define GDMA_DRV_CAP_FLAG_1_VARIABLE_INDIRECTION_TABLE_SUPPORT BIT(5) #define GDMA_DRV_CAP_FLAGS1 \ (GDMA_DRV_CAP_FLAG_1_EQ_SHARING_MULTI_VPORT | \ GDMA_DRV_CAP_FLAG_1_NAPI_WKDONE_FIX | \ - GDMA_DRV_CAP_FLAG_1_HWC_TIMEOUT_RECONFIG) + GDMA_DRV_CAP_FLAG_1_HWC_TIMEOUT_RECONFIG | \ + GDMA_DRV_CAP_FLAG_1_VARIABLE_INDIRECTION_TABLE_SUPPORT) #define GDMA_DRV_CAP_FLAGS2 0 diff --git a/include/net/mana/mana.h b/include/net/mana/mana.h index 561f6719fb4e..59823901b74f 100644 --- a/include/net/mana/mana.h +++ b/include/net/mana/mana.h @@ -30,8 +30,8 @@ enum TRI_STATE { }; /* Number of entries for hardware indirection table must be in power of 2 */ -#define MANA_INDIRECT_TABLE_SIZE 64 -#define MANA_INDIRECT_TABLE_MASK (MANA_INDIRECT_TABLE_SIZE - 1) +#define MANA_INDIRECT_TABLE_MAX_SIZE 512 +#define MANA_INDIRECT_TABLE_DEF_SIZE 64 /* The Toeplitz hash key's length in bytes: should be multiple of 8 */ #define MANA_HASH_KEY_SIZE 40 @@ -410,10 +410,11 @@ struct mana_port_context { struct mana_tx_qp *tx_qp; /* Indirection Table for RX & TX. The values are queue indexes */ - u32 indir_table[MANA_INDIRECT_TABLE_SIZE]; + u32 *indir_table; + u32 indir_table_sz; /* Indirection table containing RxObject Handles */ - mana_handle_t rxobj_table[MANA_INDIRECT_TABLE_SIZE]; + mana_handle_t *rxobj_table; /* Hash key used by the NIC */ u8 hashkey[MANA_HASH_KEY_SIZE]; |