From: Ankur Dwivedi <adwivedi@marvell.com>
To: <dev@dpdk.org>
Cc: <akhil.goyal@nxp.com>, <jerinj@marvell.com>,
<ndabilpuram@marvell.com>, <anoobj@marvell.com>,
<ktejasree@marvell.com>, Ankur Dwivedi <adwivedi@marvell.com>
Subject: [dpdk-dev] [PATCH 2/2] crypto/octeontx2: add cpt kernel driver version check
Date: Fri, 31 Jul 2020 19:21:53 +0530 [thread overview]
Message-ID: <1596203513-21124-2-git-send-email-adwivedi@marvell.com> (raw)
In-Reply-To: <1596203513-21124-1-git-send-email-adwivedi@marvell.com>
From: Tejasree Kondoj <ktejasree@marvell.com>
This patch checks if cpt pmd is compatible with kernel
cpt driver.
Signed-off-by: Ankur Dwivedi <adwivedi@marvell.com>
Signed-off-by: Tejasree Kondoj <ktejasree@marvell.com>
---
drivers/crypto/octeontx2/otx2_cryptodev.h | 1 +
drivers/crypto/octeontx2/otx2_cryptodev_mbox.c | 7 +++++++
2 files changed, 8 insertions(+)
diff --git a/drivers/crypto/octeontx2/otx2_cryptodev.h b/drivers/crypto/octeontx2/otx2_cryptodev.h
index a00f3d6..fba7222 100644
--- a/drivers/crypto/octeontx2/otx2_cryptodev.h
+++ b/drivers/crypto/octeontx2/otx2_cryptodev.h
@@ -15,6 +15,7 @@
#define OTX2_CPT_MAX_LFS 64
#define OTX2_CPT_MAX_QUEUES_PER_VF 64
+#define OTX2_CPT_PMD_VERSION 3
/**
* Device private data
diff --git a/drivers/crypto/octeontx2/otx2_cryptodev_mbox.c b/drivers/crypto/octeontx2/otx2_cryptodev_mbox.c
index 6028439..75e610d 100644
--- a/drivers/crypto/octeontx2/otx2_cryptodev_mbox.c
+++ b/drivers/crypto/octeontx2/otx2_cryptodev_mbox.c
@@ -29,6 +29,13 @@
if (ret)
return -EIO;
+ if (rsp->cpt_pf_drv_version != OTX2_CPT_PMD_VERSION) {
+ otx2_err("Incompatible CPT PMD version"
+ "(Kernel: 0x%04x DPDK: 0x%04x)",
+ rsp->cpt_pf_drv_version, OTX2_CPT_PMD_VERSION);
+ return -EPIPE;
+ }
+
memcpy(hw_caps, rsp->eng_caps,
sizeof(union cpt_eng_caps) * CPT_MAX_ENG_TYPES);
--
1.9.3
next prev parent reply other threads:[~2020-07-31 13:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-31 13:51 [dpdk-dev] [PATCH 1/2] common/octeontx2: sync cpt mailbox Ankur Dwivedi
2020-07-31 13:51 ` Ankur Dwivedi [this message]
2020-10-07 6:44 ` Anoob Joseph
2020-10-08 21:16 ` Akhil Goyal
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