diff mbox series

[v2,04/17] common/cnxk: add idev CPT set - get

Message ID 1624599410-29689-5-git-send-email-anoobj@marvell.com (mailing list archive)
State Accepted, archived
Delegated to: akhil goyal
Headers
Series Add CPT in Marvell CNXK common driver |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Anoob Joseph June 25, 2021, 5:36 a.m. UTC 
  Add APIs to set & get CPT device.

Signed-off-by: Anoob Joseph <anoobj@marvell.com>
---
 drivers/common/cnxk/roc_cpt.c       |  8 ++++++++
 drivers/common/cnxk/roc_idev.c      | 21 +++++++++++++++++++++
 drivers/common/cnxk/roc_idev.h      |  3 +++
 drivers/common/cnxk/roc_idev_priv.h |  2 ++
 drivers/common/cnxk/version.map     |  2 ++
 5 files changed, 36 insertions(+)
diff mbox series

Patch

diff --git a/drivers/common/cnxk/roc_cpt.c b/drivers/common/cnxk/roc_cpt.c
index 2376125..d891a3b 100644
--- a/drivers/common/cnxk/roc_cpt.c
+++ b/drivers/common/cnxk/roc_cpt.c
@@ -230,6 +230,10 @@  roc_cpt_dev_init(struct roc_cpt *roc_cpt)
 
 	dev->roc_cpt = roc_cpt;
 
+	/* Set it to idev if not already present */
+	if (!roc_idev_cpt_get())
+		roc_idev_cpt_set(roc_cpt);
+
 	return 0;
 
 fail:
@@ -244,6 +248,10 @@  roc_cpt_dev_fini(struct roc_cpt *roc_cpt)
 	if (cpt == NULL)
 		return -EINVAL;
 
+	/* Remove idev references */
+	if (roc_idev_cpt_get() == roc_cpt)
+		roc_idev_cpt_set(NULL);
+
 	roc_cpt->nb_lf_avail = 0;
 
 	roc_cpt->lmt_base = 0;
diff --git a/drivers/common/cnxk/roc_idev.c b/drivers/common/cnxk/roc_idev.c
index 63cc040..b40ae82 100644
--- a/drivers/common/cnxk/roc_idev.c
+++ b/drivers/common/cnxk/roc_idev.c
@@ -36,6 +36,7 @@  idev_set_defaults(struct idev_cfg *idev)
 	idev->lmt_pf_func = 0;
 	idev->lmt_base_addr = 0;
 	idev->num_lmtlines = 0;
+	idev->cpt = NULL;
 	__atomic_store_n(&idev->npa_refcnt, 0, __ATOMIC_RELEASE);
 }
 
@@ -170,6 +171,26 @@  roc_idev_num_lmtlines_get(void)
 	return num_lmtlines;
 }
 
+struct roc_cpt *
+roc_idev_cpt_get(void)
+{
+	struct idev_cfg *idev = idev_get_cfg();
+
+	if (idev != NULL)
+		return idev->cpt;
+
+	return NULL;
+}
+
+void
+roc_idev_cpt_set(struct roc_cpt *cpt)
+{
+	struct idev_cfg *idev = idev_get_cfg();
+
+	if (idev != NULL)
+		__atomic_store_n(&idev->cpt, cpt, __ATOMIC_RELEASE);
+}
+
 struct roc_nix *
 roc_idev_npa_nix_get(void)
 {
diff --git a/drivers/common/cnxk/roc_idev.h b/drivers/common/cnxk/roc_idev.h
index 043e8af..16793c2 100644
--- a/drivers/common/cnxk/roc_idev.h
+++ b/drivers/common/cnxk/roc_idev.h
@@ -12,6 +12,9 @@  void __roc_api roc_idev_npa_maxpools_set(uint32_t max_pools);
 uint64_t __roc_api roc_idev_lmt_base_addr_get(void);
 uint16_t __roc_api roc_idev_num_lmtlines_get(void);
 
+struct roc_cpt *__roc_api roc_idev_cpt_get(void);
+void __roc_api roc_idev_cpt_set(struct roc_cpt *cpt);
+
 struct roc_nix *__roc_api roc_idev_npa_nix_get(void);
 
 #endif /* _ROC_IDEV_H_ */
diff --git a/drivers/common/cnxk/roc_idev_priv.h b/drivers/common/cnxk/roc_idev_priv.h
index ff10a90..95b2389 100644
--- a/drivers/common/cnxk/roc_idev_priv.h
+++ b/drivers/common/cnxk/roc_idev_priv.h
@@ -7,6 +7,7 @@ 
 
 /* Intra device related functions */
 struct npa_lf;
+struct roc_cpt;
 struct idev_cfg {
 	uint16_t sso_pf_func;
 	uint16_t npa_pf_func;
@@ -16,6 +17,7 @@  struct idev_cfg {
 	uint16_t lmt_pf_func;
 	uint16_t num_lmtlines;
 	uint64_t lmt_base_addr;
+	struct roc_cpt *cpt;
 };
 
 /* Generic */
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index f8e286e..f36127c 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -17,6 +17,8 @@  INTERNAL {
 	roc_cpt_dev_init;
 	roc_cpt_eng_grp_add;
 	roc_error_msg_get;
+	roc_idev_cpt_get;
+	roc_idev_cpt_set;
 	roc_idev_lmt_base_addr_get;
 	roc_idev_npa_maxpools_get;
 	roc_idev_npa_maxpools_set;