| Message ID | 20210825053503.3506-1-gakula@marvell.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | ae2c341eb010b5a78499fcf6a97ca47056d217ae |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | [net-next] octeontx2-af: cn10k: Set cache lines for NPA batch alloc | expand |
| Context | Check | Description |
|---|---|---|
| netdev/cover_letter | success | Link |
| netdev/fixes_present | success | Link |
| netdev/patch_count | success | Link |
| netdev/tree_selection | success | Clearly marked for net-next |
| netdev/subject_prefix | success | Link |
| netdev/cc_maintainers | success | CCed 9 of 9 maintainers |
| netdev/source_inline | success | Was 0 now: 0 |
| netdev/verify_signedoff | success | Link |
| netdev/module_param | success | Was 0 now: 0 |
| netdev/build_32bit | success | Errors and warnings before: 0 this patch: 0 |
| netdev/kdoc | success | Errors and warnings before: 0 this patch: 0 |
| netdev/verify_fixes | success | Link |
| netdev/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 37 lines checked |
| netdev/build_allmodconfig_warn | success | Errors and warnings before: 19 this patch: 19 |
| netdev/header_inline | success | Link |
Hello: This patch was applied to netdev/net-next.git (refs/heads/master): On Wed, 25 Aug 2021 11:05:03 +0530 you wrote: > 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> > --- > drivers/net/ethernet/marvell/octeontx2/af/mbox.h | 1 + > drivers/net/ethernet/marvell/octeontx2/af/rvu_npa.c | 11 +++++++++++ > drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h | 1 + > 3 files changed, 13 insertions(+) Here is the summary with links: - [net-next] octeontx2-af: cn10k: Set cache lines for NPA batch alloc https://git.kernel.org/netdev/net-next/c/ae2c341eb010 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h index add4a39edced..d8f5e61f0304 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h @@ -594,6 +594,7 @@ struct npa_lf_alloc_rsp { u32 stack_pg_ptrs; /* No of ptrs per stack page */ u32 stack_pg_bytes; /* Size of stack page */ u16 qints; /* NPA_AF_CONST::QINTS */ + u8 cache_lines; /*BATCH ALLOC DMA */ }; /* NPA AQ enqueue msg */ 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 @@ int rvu_mbox_handler_npa_lf_alloc(struct rvu *rvu, 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. diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h b/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h index 960ee1c2e178..4600c31b336b 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_reg.h @@ -156,6 +156,7 @@ #define NPA_AF_AQ_DONE_INT_W1S (0x0688) #define NPA_AF_AQ_DONE_ENA_W1S (0x0690) #define NPA_AF_AQ_DONE_ENA_W1C (0x0698) +#define NPA_AF_BATCH_CTL (0x06a0) #define NPA_AF_LFX_AURAS_CFG(a) (0x4000 | (a) << 18) #define NPA_AF_LFX_LOC_AURAS_BASE(a) (0x4010 | (a) << 18) #define NPA_AF_LFX_QINTS_CFG(a) (0x4100 | (a) << 18)