diff options
| author | Geetha sowjanya <gakula@marvell.com> | 2021-08-25 08:35:03 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-25 14:04:34 +0300 |
| commit | ae2c341eb010b5a78499fcf6a97ca47056d217ae (patch) | |
| tree | 988fcfb3db814620d6f20f6a2ef242acc30a5199 /drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c | |
| parent | 87e5ef4b19cec86c861e3ebab3a5d840ecc2f4a4 (diff) | |
| download | linux-ae2c341eb010b5a78499fcf6a97ca47056d217ae.tar.xz | |
octeontx2-af: cn10k: Set cache lines for NPA batch alloc
Set NPA batch allocation engine to process 35 cache lines
per turn on CN10k platform.
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c index 24c2bfdfec4e..f046f2e4256a 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c @@ -419,6 +419,10 @@ exit: rsp->stack_pg_ptrs = (cfg >> 8) & 0xFF; rsp->stack_pg_bytes = cfg & 0xFF; rsp->qints = (cfg >> 28) & 0xFFF; + if (!is_rvu_otx2(rvu)) { + cfg = rvu_read64(rvu, block->addr, NPA_AF_BATCH_CTL); + rsp->cache_lines = (cfg >> 1) & 0x3F; + } return rc; } @@ -478,6 +482,13 @@ static int npa_aq_init(struct rvu *rvu, struct rvu_block *block) #endif rvu_write64(rvu, block->addr, NPA_AF_NDC_CFG, cfg); + /* For CN10K NPA BATCH DMA set 35 cache lines */ + if (!is_rvu_otx2(rvu)) { + cfg = rvu_read64(rvu, block->addr, NPA_AF_BATCH_CTL); + cfg &= ~0x7EULL; + cfg |= BIT_ULL(6) | BIT_ULL(2) | BIT_ULL(1); + rvu_write64(rvu, block->addr, NPA_AF_BATCH_CTL, cfg); + } /* Result structure can be followed by Aura/Pool context at * RES + 128bytes and a write mask at RES + 256 bytes, depending on * operation type. Alloc sufficient result memory for all operations. |