diff mbox series

[net-next,8/9] octeontx2-af: add ctx ilen to cpt lf alloc mailbox

Message ID 20230109073603.861043-9-schalla@marvell.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series octeontx2-af: Miscellaneous changes for CPT | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers warning 1 maintainers not CCed: pabeni@redhat.com
netdev/build_clang success Errors and warnings before: 3 this patch: 3
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 21 this patch: 21
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 30 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Srujana Challa Jan. 9, 2023, 7:36 a.m. UTC 
Adds ctx_ilen to CPT_LF_ALLOC mailbox to provide
the provison to user to give CPT_AF_LFX_CTL:ctx_ilen.

Signed-off-by: Srujana Challa <schalla@marvell.com>
---
 drivers/net/ethernet/marvell/octeontx2/af/mbox.h    |  2 ++
 drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c | 10 +++++++---
 2 files changed, 9 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
index 9eac73bfc9cb..abe86778b064 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
@@ -1614,6 +1614,8 @@  struct cpt_lf_alloc_req_msg {
 	u16 sso_pf_func;
 	u16 eng_grpmsk;
 	int blkaddr;
+	u8 ctx_ilen_valid : 1;
+	u8 ctx_ilen : 7;
 };
 
 #define CPT_INLINE_INBOUND      0
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c
index 302ff549284e..d7ca7e953683 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c
@@ -17,7 +17,7 @@ 
 #define	PCI_DEVID_OTX2_CPT10K_PF 0xA0F2
 
 /* Length of initial context fetch in 128 byte words */
-#define CPT_CTX_ILEN    2ULL
+#define CPT_CTX_ILEN    1ULL
 
 #define cpt_get_eng_sts(e_min, e_max, rsp, etype)                   \
 ({                                                                  \
@@ -421,8 +421,12 @@  int rvu_mbox_handler_cpt_lf_alloc(struct rvu *rvu,
 
 		/* Set CPT LF group and priority */
 		val = (u64)req->eng_grpmsk << 48 | 1;
-		if (!is_rvu_otx2(rvu))
-			val |= (CPT_CTX_ILEN << 17);
+		if (!is_rvu_otx2(rvu)) {
+			if (req->ctx_ilen_valid)
+				val |= (req->ctx_ilen << 17);
+			else
+				val |= (CPT_CTX_ILEN << 17);
+		}
 
 		rvu_write64(rvu, blkaddr, CPT_AF_LFX_CTL(cptlf), val);