@@ -139,6 +139,7 @@ M(MSIX_OFFSET, 0x005, msix_offset, msg_req, msix_offset_rsp) \
M(VF_FLR, 0x006, vf_flr, msg_req, msg_rsp) \
M(PTP_OP, 0x007, ptp_op, ptp_req, ptp_rsp) \
M(GET_HW_CAP, 0x008, get_hw_cap, msg_req, get_hw_cap_rsp) \
+M(NDC_SYNC_OP, 0x009, ndc_sync_op, ndc_sync_op, msg_rsp) \
M(LMTST_TBL_SETUP, 0x00a, lmtst_tbl_setup, lmtst_tbl_setup_req, \
msg_rsp) \
M(SET_VF_PERM, 0x00b, set_vf_perm, set_vf_perm, msg_rsp) \
@@ -1716,6 +1717,13 @@ struct lmtst_tbl_setup_req {
u64 rsvd[4];
};
+struct ndc_sync_op {
+ struct mbox_msghdr hdr;
+ u8 nix_lf_tx_sync;
+ u8 nix_lf_rx_sync;
+ u8 npa_lf_sync;
+};
+
/* CPT mailbox error codes
* Range 901 - 1000.
*/
@@ -2014,6 +2014,13 @@ int rvu_mbox_handler_vf_flr(struct rvu *rvu, struct msg_req *req,
return 0;
}
+int rvu_ndc_sync(struct rvu *rvu, int lfblkaddr, int lfidx, u64 lfoffset)
+{
+ /* Sync cached info for this LF in NDC to LLC/DRAM */
+ rvu_write64(rvu, lfblkaddr, lfoffset, BIT_ULL(12) | lfidx);
+ return rvu_poll_reg(rvu, lfblkaddr, lfoffset, BIT_ULL(12), true);
+}
+
int rvu_mbox_handler_get_hw_cap(struct rvu *rvu, struct msg_req *req,
struct get_hw_cap_rsp *rsp)
{
@@ -2068,6 +2075,65 @@ int rvu_mbox_handler_set_vf_perm(struct rvu *rvu, struct set_vf_perm *req,
return 0;
}
+int rvu_mbox_handler_ndc_sync_op(struct rvu *rvu,
+ struct ndc_sync_op *req,
+ struct msg_rsp *rsp)
+{
+ struct rvu_hwinfo *hw = rvu->hw;
+ u16 pcifunc = req->hdr.pcifunc;
+ int err, lfidx, lfblkaddr;
+
+ if (req->npa_lf_sync) {
+ /* Get NPA LF data */
+ lfblkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NPA, pcifunc);
+ if (lfblkaddr < 0)
+ return NPA_AF_ERR_AF_LF_INVALID;
+
+ lfidx = rvu_get_lf(rvu, &hw->block[lfblkaddr], pcifunc, 0);
+ if (lfidx < 0)
+ return NPA_AF_ERR_AF_LF_INVALID;
+
+ /* Sync NPA NDC */
+ err = rvu_ndc_sync(rvu, lfblkaddr,
+ lfidx, NPA_AF_NDC_SYNC);
+ if (err)
+ dev_err(rvu->dev,
+ "NDC-NPA sync failed for LF %u\n", lfidx);
+ }
+
+ if (!req->nix_lf_tx_sync && !req->nix_lf_rx_sync)
+ return 0;
+
+ /* Get NIX LF data */
+ lfblkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NIX, pcifunc);
+ if (lfblkaddr < 0)
+ return NIX_AF_ERR_AF_LF_INVALID;
+
+ lfidx = rvu_get_lf(rvu, &hw->block[lfblkaddr], pcifunc, 0);
+ if (lfidx < 0)
+ return NIX_AF_ERR_AF_LF_INVALID;
+
+ if (req->nix_lf_tx_sync) {
+ /* Sync NIX TX NDC */
+ err = rvu_ndc_sync(rvu, lfblkaddr,
+ lfidx, NIX_AF_NDC_TX_SYNC);
+ if (err)
+ dev_err(rvu->dev,
+ "NDC-NIX-TX sync fail for LF %u\n", lfidx);
+ }
+
+ if (req->nix_lf_rx_sync) {
+ /* Sync NIX RX NDC */
+ err = rvu_ndc_sync(rvu, lfblkaddr,
+ lfidx, NIX_AF_NDC_RX_SYNC);
+ if (err)
+ dev_err(rvu->dev,
+ "NDC-NIX-RX sync failed for LF %u\n", lfidx);
+ }
+
+ return 0;
+}
+
static int rvu_process_mbox_msg(struct otx2_mbox *mbox, int devid,
struct mbox_msghdr *req)
{
@@ -800,6 +800,7 @@ int rvu_lf_reset(struct rvu *rvu, struct rvu_block *block, int lf);
int rvu_get_blkaddr(struct rvu *rvu, int blktype, u16 pcifunc);
int rvu_poll_reg(struct rvu *rvu, u64 block, u64 offset, u64 mask, bool zero);
int rvu_get_num_lbk_chans(void);
+int rvu_ndc_sync(struct rvu *rvu, int lfblkid, int lfidx, u64 lfoffset);
int rvu_get_blkaddr_from_slot(struct rvu *rvu, int blktype, u16 pcifunc,
u16 global_slot, u16 *slot_in_block);
@@ -2497,9 +2497,7 @@ static int nix_txschq_free(struct rvu *rvu, u16 pcifunc)
}
mutex_unlock(&rvu->rsrc_lock);
- /* Sync cached info for this LF in NDC-TX to LLC/DRAM */
- rvu_write64(rvu, blkaddr, NIX_AF_NDC_TX_SYNC, BIT_ULL(12) | nixlf);
- err = rvu_poll_reg(rvu, blkaddr, NIX_AF_NDC_TX_SYNC, BIT_ULL(12), true);
+ err = rvu_ndc_sync(rvu, blkaddr, nixlf, NIX_AF_NDC_TX_SYNC);
if (err)
dev_err(rvu->dev, "NDC-TX sync failed for NIXLF %d\n", nixlf);
@@ -121,6 +121,7 @@
#define NPA_AF_LF_RST (0x0020)
#define NPA_AF_GEN_CFG (0x0030)
#define NPA_AF_NDC_CFG (0x0040)
+#define NPA_AF_NDC_SYNC (0x0050)
#define NPA_AF_INP_CTL (0x00D0)
#define NPA_AF_ACTIVE_CYCLES_PC (0x00F0)
#define NPA_AF_AVG_DELAY (0x0100)
@@ -239,6 +240,7 @@
#define NIX_AF_RX_CPTX_INST_ADDR (0x0310)
#define NIX_AF_RX_CPTX_INST_QSEL(a) (0x0320ull | (uint64_t)(a) << 3)
#define NIX_AF_RX_CPTX_CREDIT(a) (0x0360ull | (uint64_t)(a) << 3)
+#define NIX_AF_NDC_RX_SYNC (0x03E0)
#define NIX_AF_NDC_TX_SYNC (0x03F0)
#define NIX_AF_AQ_CFG (0x0400)
#define NIX_AF_AQ_BASE (0x0410)
@@ -3245,6 +3245,29 @@ static int otx2_sriov_configure(struct pci_dev *pdev, int numvfs)
return otx2_sriov_enable(pdev, numvfs);
}
+static void otx2_ndc_sync(struct otx2_nic *pf)
+{
+ struct mbox *mbox = &pf->mbox;
+ struct ndc_sync_op *req;
+
+ mutex_lock(&mbox->lock);
+
+ req = otx2_mbox_alloc_msg_ndc_sync_op(mbox);
+ if (!req) {
+ mutex_unlock(&mbox->lock);
+ return;
+ }
+
+ req->nix_lf_tx_sync = 1;
+ req->nix_lf_rx_sync = 1;
+ req->npa_lf_sync = 1;
+
+ if (!otx2_sync_mbox_msg(mbox))
+ dev_err(pf->dev, "NDC sync operation failed\n");
+
+ mutex_unlock(&mbox->lock);
+}
+
static void otx2_remove(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
@@ -3293,6 +3316,7 @@ static void otx2_remove(struct pci_dev *pdev)
otx2_mcam_flow_del(pf);
otx2_shutdown_tc(pf);
otx2_shutdown_qos(pf);
+ otx2_ndc_sync(pf);
otx2_detach_resources(&pf->mbox);
if (pf->hw.lmt_info)
free_percpu(pf->hw.lmt_info);