crypto: octeontx2 - hardware configuration for inline IPsec

On OcteonTX2/OctoenTX3 variants of silicon, Admin function (AF)
handles resource allocation and configuration for PFs and their VFs.
PFs request the AF directly, via mailboxes.
Unlike PFs, VFs cannot send a mailbox request directly. A VF sends
mailbox messages to its parent PF, with which it shares a
mailbox region. The PF then forwards these messages to the AF.

This patch adds code to configure inline-IPsec HW resources for
CPT VFs as CPT VFs cannot send a mailbox request directly to AF.

Signed-off-by: Srujana Challa <schalla@marvell.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 24 insertions, 9 deletions

diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptlf.h b/drivers/crypto/marvell/octeontx2/otx2_cptlf.h
index 4fcaf61a70e3..5302fe3d0e6f 100644
--- a/drivers/crypto/marvell/octeontx2/otx2_cptlf.h
+++ b/drivers/crypto/marvell/octeontx2/otx2_cptlf.h
@@ -180,7 +180,7 @@ static inline void otx2_cptlf_set_iqueues_base_addr(
 
 	for (slot = 0; slot < lfs->lfs_num; slot++) {
 		lf_q_base.u = lfs->lf[slot].iqueue.dma_addr;
-		otx2_cpt_write64(lfs->reg_base, BLKADDR_CPT0, slot,
+		otx2_cpt_write64(lfs->reg_base, lfs->blkaddr, slot,
 				 OTX2_CPT_LF_Q_BASE, lf_q_base.u);
 	}
 }
@@ -191,7 +191,7 @@ static inline void otx2_cptlf_do_set_iqueue_size(struct otx2_cptlf_info *lf)
 
 	lf_q_size.s.size_div40 = OTX2_CPT_SIZE_DIV40 +
 				 OTX2_CPT_EXTRA_SIZE_DIV40;
-	otx2_cpt_write64(lf->lfs->reg_base, BLKADDR_CPT0, lf->slot,
+	otx2_cpt_write64(lf->lfs->reg_base, lf->lfs->blkaddr, lf->slot,
 			 OTX2_CPT_LF_Q_SIZE, lf_q_size.u);
 }
 
@@ -207,15 +207,16 @@ static inline void otx2_cptlf_do_disable_iqueue(struct otx2_cptlf_info *lf)
 {
 	union otx2_cptx_lf_ctl lf_ctl = { .u = 0x0 };
 	union otx2_cptx_lf_inprog lf_inprog;
+	u8 blkaddr = lf->lfs->blkaddr;
 	int timeout = 20;
 
 	/* Disable instructions enqueuing */
-	otx2_cpt_write64(lf->lfs->reg_base, BLKADDR_CPT0, lf->slot,
+	otx2_cpt_write64(lf->lfs->reg_base, blkaddr, lf->slot,
 			 OTX2_CPT_LF_CTL, lf_ctl.u);
 
 	/* Wait for instruction queue to become empty */
 	do {
-		lf_inprog.u = otx2_cpt_read64(lf->lfs->reg_base, BLKADDR_CPT0,
+		lf_inprog.u = otx2_cpt_read64(lf->lfs->reg_base, blkaddr,
 					      lf->slot, OTX2_CPT_LF_INPROG);
 		if (!lf_inprog.s.inflight)
 			break;
@@ -234,7 +235,7 @@ static inline void otx2_cptlf_do_disable_iqueue(struct otx2_cptlf_info *lf)
 	 * the queue should be empty at this point
 	 */
 	lf_inprog.s.eena = 0x0;
-	otx2_cpt_write64(lf->lfs->reg_base, BLKADDR_CPT0, lf->slot,
+	otx2_cpt_write64(lf->lfs->reg_base, blkaddr, lf->slot,
 			 OTX2_CPT_LF_INPROG, lf_inprog.u);
 }
 
@@ -249,14 +250,15 @@ static inline void otx2_cptlf_disable_iqueues(struct otx2_cptlfs_info *lfs)
 static inline void otx2_cptlf_set_iqueue_enq(struct otx2_cptlf_info *lf,
 					     bool enable)
 {
+	u8 blkaddr = lf->lfs->blkaddr;
 	union otx2_cptx_lf_ctl lf_ctl;
 
-	lf_ctl.u = otx2_cpt_read64(lf->lfs->reg_base, BLKADDR_CPT0, lf->slot,
+	lf_ctl.u = otx2_cpt_read64(lf->lfs->reg_base, blkaddr, lf->slot,
 				   OTX2_CPT_LF_CTL);
 
 	/* Set iqueue's enqueuing */
 	lf_ctl.s.ena = enable ? 0x1 : 0x0;
-	otx2_cpt_write64(lf->lfs->reg_base, BLKADDR_CPT0, lf->slot,
+	otx2_cpt_write64(lf->lfs->reg_base, blkaddr, lf->slot,
 			 OTX2_CPT_LF_CTL, lf_ctl.u);
 }
 
@@ -269,13 +271,14 @@ static inline void otx2_cptlf_set_iqueue_exec(struct otx2_cptlf_info *lf,
 					      bool enable)
 {
 	union otx2_cptx_lf_inprog lf_inprog;
+	u8 blkaddr = lf->lfs->blkaddr;
 
-	lf_inprog.u = otx2_cpt_read64(lf->lfs->reg_base, BLKADDR_CPT0, lf->slot,
+	lf_inprog.u = otx2_cpt_read64(lf->lfs->reg_base, blkaddr, lf->slot,
 				      OTX2_CPT_LF_INPROG);
 
 	/* Set iqueue's execution */
 	lf_inprog.s.eena = enable ? 0x1 : 0x0;
-	otx2_cpt_write64(lf->lfs->reg_base, BLKADDR_CPT0, lf->slot,
+	otx2_cpt_write64(lf->lfs->reg_base, blkaddr, lf->slot,
 			 OTX2_CPT_LF_INPROG, lf_inprog.u);
 }
 
@@ -364,6 +367,18 @@ static inline bool otx2_cptlf_started(struct otx2_cptlfs_info *lfs)
 	return atomic_read(&lfs->state) == OTX2_CPTLF_STARTED;
 }
 
+static inline void otx2_cptlf_set_dev_info(struct otx2_cptlfs_info *lfs,
+					   struct pci_dev *pdev,
+					   void __iomem *reg_base,
+					   struct otx2_mbox *mbox,
+					   int blkaddr)
+{
+	lfs->pdev = pdev;
+	lfs->reg_base = reg_base;
+	lfs->mbox = mbox;
+	lfs->blkaddr = blkaddr;
+}
+
 int otx2_cptlf_init(struct otx2_cptlfs_info *lfs, u8 eng_grp_msk, int pri,
 		    int lfs_num);
 void otx2_cptlf_shutdown(struct otx2_cptlfs_info *lfs);