[dpdk-dev] [PATCH 1/8] common/cnxk: use different macros for sdp and lbk max frames

skoteshwar at marvell.com skoteshwar at marvell.com
Wed Sep 1 19:10:29 CEST 2021


From: Satha Rao <skoteshwar at marvell.com>

For SDP interface all platforms supports up to 65535 frame size.
Updated api with new check for SDP interface.

Signed-off-by: Satha Rao <skoteshwar at marvell.com>
---
 drivers/common/cnxk/hw/nix.h  | 1 +
 drivers/common/cnxk/roc_nix.c | 5 ++++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/common/cnxk/hw/nix.h b/drivers/common/cnxk/hw/nix.h
index 6b86002ead..a0ffd25660 100644
--- a/drivers/common/cnxk/hw/nix.h
+++ b/drivers/common/cnxk/hw/nix.h
@@ -2102,6 +2102,7 @@ struct nix_lso_format {
 
 #define NIX_CN9K_MAX_HW_FRS 9212UL
 #define NIX_LBK_MAX_HW_FRS  65535UL
+#define NIX_SDP_MAX_HW_FRS  65535UL
 #define NIX_RPM_MAX_HW_FRS  16380UL
 #define NIX_MIN_HW_FRS	    60UL
 
diff --git a/drivers/common/cnxk/roc_nix.c b/drivers/common/cnxk/roc_nix.c
index 23d508b941..d1e8c2d4af 100644
--- a/drivers/common/cnxk/roc_nix.c
+++ b/drivers/common/cnxk/roc_nix.c
@@ -113,10 +113,13 @@ roc_nix_max_pkt_len(struct roc_nix *roc_nix)
 {
 	struct nix *nix = roc_nix_to_nix_priv(roc_nix);
 
+	if (roc_nix_is_sdp(roc_nix))
+		return NIX_SDP_MAX_HW_FRS;
+
 	if (roc_model_is_cn9k())
 		return NIX_CN9K_MAX_HW_FRS;
 
-	if (nix->lbk_link || roc_nix_is_sdp(roc_nix))
+	if (nix->lbk_link)
 		return NIX_LBK_MAX_HW_FRS;
 
 	return NIX_RPM_MAX_HW_FRS;
-- 
2.25.1



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