diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2024-09-10 14:49:53 +0300 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2024-09-10 14:49:53 +0300 |
commit | 2f7eedca6cecbfad52d5b52c1550066d9252c947 (patch) | |
tree | ffce8be3ceee2c845a951d11b99578ca468639a4 /drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c | |
parent | bd7c8ff9fef4b21a97f9b30a7364845ee6eaaf23 (diff) | |
parent | da3ea35007d0af457a0afc87e84fddaebc4e0b63 (diff) | |
download | linux-2f7eedca6cecbfad52d5b52c1550066d9252c947.tar.xz |
Merge branch 'linus' into timers/core
To update with the latest fixes.
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c')
-rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c index 3e09d2285814..daf4b951e905 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c @@ -632,7 +632,9 @@ int rvu_mbox_handler_cpt_inline_ipsec_cfg(struct rvu *rvu, return ret; } -static bool is_valid_offset(struct rvu *rvu, struct cpt_rd_wr_reg_msg *req) +static bool validate_and_update_reg_offset(struct rvu *rvu, + struct cpt_rd_wr_reg_msg *req, + u64 *reg_offset) { u64 offset = req->reg_offset; int blkaddr, num_lfs, lf; @@ -663,6 +665,11 @@ static bool is_valid_offset(struct rvu *rvu, struct cpt_rd_wr_reg_msg *req) if (lf < 0) return false; + /* Translate local LF's offset to global CPT LF's offset to + * access LFX register. + */ + *reg_offset = (req->reg_offset & 0xFF000) + (lf << 3); + return true; } else if (!(req->hdr.pcifunc & RVU_PFVF_FUNC_MASK)) { /* Registers that can be accessed from PF */ @@ -697,7 +704,7 @@ int rvu_mbox_handler_cpt_rd_wr_register(struct rvu *rvu, struct cpt_rd_wr_reg_msg *rsp) { u64 offset = req->reg_offset; - int blkaddr, lf; + int blkaddr; blkaddr = validate_and_get_cpt_blkaddr(req->blkaddr); if (blkaddr < 0) @@ -708,18 +715,10 @@ int rvu_mbox_handler_cpt_rd_wr_register(struct rvu *rvu, !is_cpt_vf(rvu, req->hdr.pcifunc)) return CPT_AF_ERR_ACCESS_DENIED; - if (!is_valid_offset(rvu, req)) + if (!validate_and_update_reg_offset(rvu, req, &offset)) return CPT_AF_ERR_ACCESS_DENIED; - /* Translate local LF used by VFs to global CPT LF */ - lf = rvu_get_lf(rvu, &rvu->hw->block[blkaddr], req->hdr.pcifunc, - (offset & 0xFFF) >> 3); - - /* Translate local LF's offset to global CPT LF's offset */ - offset &= 0xFF000; - offset += lf << 3; - - rsp->reg_offset = offset; + rsp->reg_offset = req->reg_offset; rsp->ret_val = req->ret_val; rsp->is_write = req->is_write; |