diff options
author | Srujana Challa <schalla@marvell.com> | 2021-04-15 15:28:37 +0300 |
---|---|---|
committer | Herbert Xu <herbert@gondor.apana.org.au> | 2021-04-22 10:31:31 +0300 |
commit | b2d17df35ea5ff9b7c003e5060bb79edd6d4c9c5 (patch) | |
tree | 80c29c25dc9f60a1bf81df8f58bc010cc87fb927 /drivers/crypto | |
parent | 66810912fd1e38fdd0405feb9f46fc23c024c70f (diff) | |
download | linux-b2d17df35ea5ff9b7c003e5060bb79edd6d4c9c5.tar.xz |
crypto: octeontx2 - add support for OcteonTX2 98xx CPT block.
OcteonTX2 series of silicons have multiple variants, the
98xx variant has two crypto (CPT0 & CPT1) blocks. This patch
adds support for firmware load on new CPT block(CPT1).
Signed-off-by: Srujana Challa <schalla@marvell.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cpt_common.h | 10 | ||||
-rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cpt_mbox_common.c | 14 | ||||
-rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cptlf.c | 8 | ||||
-rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cptlf.h | 1 | ||||
-rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cptpf.h | 1 | ||||
-rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c | 33 | ||||
-rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c | 144 |
7 files changed, 153 insertions, 58 deletions
diff --git a/drivers/crypto/marvell/octeontx2/otx2_cpt_common.h b/drivers/crypto/marvell/octeontx2/otx2_cpt_common.h index 3518fac29834..ecedd91a8d85 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cpt_common.h +++ b/drivers/crypto/marvell/octeontx2/otx2_cpt_common.h @@ -121,14 +121,14 @@ int otx2_cpt_send_mbox_msg(struct otx2_mbox *mbox, struct pci_dev *pdev); int otx2_cpt_send_af_reg_requests(struct otx2_mbox *mbox, struct pci_dev *pdev); -int otx2_cpt_add_read_af_reg(struct otx2_mbox *mbox, - struct pci_dev *pdev, u64 reg, u64 *val); +int otx2_cpt_add_read_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, + u64 reg, u64 *val, int blkaddr); int otx2_cpt_add_write_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, - u64 reg, u64 val); + u64 reg, u64 val, int blkaddr); int otx2_cpt_read_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, - u64 reg, u64 *val); + u64 reg, u64 *val, int blkaddr); int otx2_cpt_write_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, - u64 reg, u64 val); + u64 reg, u64 val, int blkaddr); struct otx2_cptlfs_info; int otx2_cpt_attach_rscrs_msg(struct otx2_cptlfs_info *lfs); int otx2_cpt_detach_rsrcs_msg(struct otx2_cptlfs_info *lfs); diff --git a/drivers/crypto/marvell/octeontx2/otx2_cpt_mbox_common.c b/drivers/crypto/marvell/octeontx2/otx2_cpt_mbox_common.c index 51cb6404ded7..9074876d38e5 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cpt_mbox_common.c +++ b/drivers/crypto/marvell/octeontx2/otx2_cpt_mbox_common.c @@ -43,7 +43,7 @@ int otx2_cpt_send_af_reg_requests(struct otx2_mbox *mbox, struct pci_dev *pdev) } int otx2_cpt_add_read_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, - u64 reg, u64 *val) + u64 reg, u64 *val, int blkaddr) { struct cpt_rd_wr_reg_msg *reg_msg; @@ -62,12 +62,13 @@ int otx2_cpt_add_read_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, reg_msg->is_write = 0; reg_msg->reg_offset = reg; reg_msg->ret_val = val; + reg_msg->blkaddr = blkaddr; return 0; } int otx2_cpt_add_write_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, - u64 reg, u64 val) + u64 reg, u64 val, int blkaddr) { struct cpt_rd_wr_reg_msg *reg_msg; @@ -86,16 +87,17 @@ int otx2_cpt_add_write_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, reg_msg->is_write = 1; reg_msg->reg_offset = reg; reg_msg->val = val; + reg_msg->blkaddr = blkaddr; return 0; } int otx2_cpt_read_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, - u64 reg, u64 *val) + u64 reg, u64 *val, int blkaddr) { int ret; - ret = otx2_cpt_add_read_af_reg(mbox, pdev, reg, val); + ret = otx2_cpt_add_read_af_reg(mbox, pdev, reg, val, blkaddr); if (ret) return ret; @@ -103,11 +105,11 @@ int otx2_cpt_read_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, } int otx2_cpt_write_af_reg(struct otx2_mbox *mbox, struct pci_dev *pdev, - u64 reg, u64 val) + u64 reg, u64 val, int blkaddr) { int ret; - ret = otx2_cpt_add_write_af_reg(mbox, pdev, reg, val); + ret = otx2_cpt_add_write_af_reg(mbox, pdev, reg, val, blkaddr); if (ret) return ret; diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptlf.c b/drivers/crypto/marvell/octeontx2/otx2_cptlf.c index 823a4571fd67..34aba1532761 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cptlf.c +++ b/drivers/crypto/marvell/octeontx2/otx2_cptlf.c @@ -56,7 +56,7 @@ static int cptlf_set_pri(struct otx2_cptlf_info *lf, int pri) ret = otx2_cpt_read_af_reg(lfs->mbox, lfs->pdev, CPT_AF_LFX_CTL(lf->slot), - &lf_ctrl.u); + &lf_ctrl.u, lfs->blkaddr); if (ret) return ret; @@ -64,7 +64,7 @@ static int cptlf_set_pri(struct otx2_cptlf_info *lf, int pri) ret = otx2_cpt_write_af_reg(lfs->mbox, lfs->pdev, CPT_AF_LFX_CTL(lf->slot), - lf_ctrl.u); + lf_ctrl.u, lfs->blkaddr); return ret; } @@ -77,7 +77,7 @@ static int cptlf_set_eng_grps_mask(struct otx2_cptlf_info *lf, ret = otx2_cpt_read_af_reg(lfs->mbox, lfs->pdev, CPT_AF_LFX_CTL(lf->slot), - &lf_ctrl.u); + &lf_ctrl.u, lfs->blkaddr); if (ret) return ret; @@ -85,7 +85,7 @@ static int cptlf_set_eng_grps_mask(struct otx2_cptlf_info *lf, ret = otx2_cpt_write_af_reg(lfs->mbox, lfs->pdev, CPT_AF_LFX_CTL(lf->slot), - lf_ctrl.u); + lf_ctrl.u, lfs->blkaddr); return ret; } diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptlf.h b/drivers/crypto/marvell/octeontx2/otx2_cptlf.h index 314e97354100..ab1678fc564d 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cptlf.h +++ b/drivers/crypto/marvell/octeontx2/otx2_cptlf.h @@ -95,6 +95,7 @@ struct otx2_cptlfs_info { u8 kcrypto_eng_grp_num; /* Kernel crypto engine group number */ u8 kvf_limits; /* Kernel crypto limits */ atomic_t state; /* LF's state. started/reset */ + int blkaddr; /* CPT blkaddr: BLKADDR_CPT0/BLKADDR_CPT1 */ }; static inline void otx2_cpt_free_instruction_queues( diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptpf.h b/drivers/crypto/marvell/octeontx2/otx2_cptpf.h index 8c899ad531a5..e19af1356f12 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cptpf.h +++ b/drivers/crypto/marvell/octeontx2/otx2_cptpf.h @@ -51,6 +51,7 @@ struct otx2_cptpf_dev { u8 max_vfs; /* Maximum number of VFs supported by CPT */ u8 enabled_vfs; /* Number of enabled VFs */ u8 kvf_limits; /* Kernel crypto limits */ + bool has_cpt1; }; irqreturn_t otx2_cptpf_afpf_mbox_intr(int irq, void *arg); diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c b/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c index 5277e04badd9..58f47e3ab62e 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c +++ b/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c @@ -451,19 +451,19 @@ static int cpt_is_pf_usable(struct otx2_cptpf_dev *cptpf) return 0; } -static int cptpf_device_reset(struct otx2_cptpf_dev *cptpf) +static int cptx_device_reset(struct otx2_cptpf_dev *cptpf, int blkaddr) { int timeout = 10, ret; u64 reg = 0; ret = otx2_cpt_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_BLK_RST, 0x1); + CPT_AF_BLK_RST, 0x1, blkaddr); if (ret) return ret; do { ret = otx2_cpt_read_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_BLK_RST, ®); + CPT_AF_BLK_RST, ®, blkaddr); if (ret) return ret; @@ -478,11 +478,35 @@ static int cptpf_device_reset(struct otx2_cptpf_dev *cptpf) return ret; } +static int cptpf_device_reset(struct otx2_cptpf_dev *cptpf) +{ + int ret = 0; + + if (cptpf->has_cpt1) { + ret = cptx_device_reset(cptpf, BLKADDR_CPT1); + if (ret) + return ret; + } + return cptx_device_reset(cptpf, BLKADDR_CPT0); +} + +static void cptpf_check_block_implemented(struct otx2_cptpf_dev *cptpf) +{ + u64 cfg; + + cfg = otx2_cpt_read64(cptpf->reg_base, BLKADDR_RVUM, 0, + RVU_PF_BLOCK_ADDRX_DISC(BLKADDR_CPT1)); + if (cfg & BIT_ULL(11)) + cptpf->has_cpt1 = true; +} + static int cptpf_device_init(struct otx2_cptpf_dev *cptpf) { union otx2_cptx_af_constants1 af_cnsts1 = {0}; int ret = 0; + /* check if 'implemented' bit is set for block BLKADDR_CPT1 */ + cptpf_check_block_implemented(cptpf); /* Reset the CPT PF device */ ret = cptpf_device_reset(cptpf); if (ret) @@ -490,7 +514,8 @@ static int cptpf_device_init(struct otx2_cptpf_dev *cptpf) /* Get number of SE, IE and AE engines */ ret = otx2_cpt_read_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_CONSTANTS1, &af_cnsts1.u); + CPT_AF_CONSTANTS1, &af_cnsts1.u, + BLKADDR_CPT0); if (ret) return ret; diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c index 1dc3ba298139..a531f4c8b441 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c +++ b/drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c @@ -153,16 +153,16 @@ static int get_ucode_type(struct device *dev, } static int __write_ucode_base(struct otx2_cptpf_dev *cptpf, int eng, - dma_addr_t dma_addr) + dma_addr_t dma_addr, int blkaddr) { return otx2_cpt_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, CPT_AF_EXEX_UCODE_BASE(eng), - (u64)dma_addr); + (u64)dma_addr, blkaddr); } -static int cpt_set_ucode_base(struct otx2_cpt_eng_grp_info *eng_grp, void *obj) +static int cptx_set_ucode_base(struct otx2_cpt_eng_grp_info *eng_grp, + struct otx2_cptpf_dev *cptpf, int blkaddr) { - struct otx2_cptpf_dev *cptpf = obj; struct otx2_cpt_engs_rsvd *engs; dma_addr_t dma_addr; int i, bit, ret; @@ -170,7 +170,7 @@ static int cpt_set_ucode_base(struct otx2_cpt_eng_grp_info *eng_grp, void *obj) /* Set PF number for microcode fetches */ ret = otx2_cpt_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, CPT_AF_PF_FUNC, - cptpf->pf_id << RVU_PFVF_PF_SHIFT); + cptpf->pf_id << RVU_PFVF_PF_SHIFT, blkaddr); if (ret) return ret; @@ -187,7 +187,8 @@ static int cpt_set_ucode_base(struct otx2_cpt_eng_grp_info *eng_grp, void *obj) */ for_each_set_bit(bit, engs->bmap, eng_grp->g->engs_num) if (!eng_grp->g->eng_ref_cnt[bit]) { - ret = __write_ucode_base(cptpf, bit, dma_addr); + ret = __write_ucode_base(cptpf, bit, dma_addr, + blkaddr); if (ret) return ret; } @@ -195,23 +196,32 @@ static int cpt_set_ucode_base(struct otx2_cpt_eng_grp_info *eng_grp, void *obj) return 0; } -static int cpt_detach_and_disable_cores(struct otx2_cpt_eng_grp_info *eng_grp, - void *obj) +static int cpt_set_ucode_base(struct otx2_cpt_eng_grp_info *eng_grp, void *obj) { struct otx2_cptpf_dev *cptpf = obj; - struct otx2_cpt_bitmap bmap; + int ret; + + if (cptpf->has_cpt1) { + ret = cptx_set_ucode_base(eng_grp, cptpf, BLKADDR_CPT1); + if (ret) + return ret; + } + return cptx_set_ucode_base(eng_grp, cptpf, BLKADDR_CPT0); +} + +static int cptx_detach_and_disable_cores(struct otx2_cpt_eng_grp_info *eng_grp, + struct otx2_cptpf_dev *cptpf, + struct otx2_cpt_bitmap bmap, + int blkaddr) +{ int i, timeout = 10; int busy, ret; u64 reg = 0; - bmap = get_cores_bmap(&cptpf->pdev->dev, eng_grp); - if (!bmap.size) - return -EINVAL; - /* Detach the cores from group */ for_each_set_bit(i, bmap.bits, bmap.size) { ret = otx2_cpt_read_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_CTL2(i), ®); + CPT_AF_EXEX_CTL2(i), ®, blkaddr); if (ret) return ret; @@ -221,7 +231,8 @@ static int cpt_detach_and_disable_cores(struct otx2_cpt_eng_grp_info *eng_grp, ret = otx2_cpt_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_CTL2(i), reg); + CPT_AF_EXEX_CTL2(i), reg, + blkaddr); if (ret) return ret; } @@ -237,7 +248,8 @@ static int cpt_detach_and_disable_cores(struct otx2_cpt_eng_grp_info *eng_grp, for_each_set_bit(i, bmap.bits, bmap.size) { ret = otx2_cpt_read_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_STS(i), ®); + CPT_AF_EXEX_STS(i), ®, + blkaddr); if (ret) return ret; @@ -253,7 +265,8 @@ static int cpt_detach_and_disable_cores(struct otx2_cpt_eng_grp_info *eng_grp, if (!eng_grp->g->eng_ref_cnt[i]) { ret = otx2_cpt_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_CTL(i), 0x0); + CPT_AF_EXEX_CTL(i), 0x0, + blkaddr); if (ret) return ret; } @@ -262,22 +275,39 @@ static int cpt_detach_and_disable_cores(struct otx2_cpt_eng_grp_info *eng_grp, return 0; } -static int cpt_attach_and_enable_cores(struct otx2_cpt_eng_grp_info *eng_grp, - void *obj) +static int cpt_detach_and_disable_cores(struct otx2_cpt_eng_grp_info *eng_grp, + void *obj) { struct otx2_cptpf_dev *cptpf = obj; struct otx2_cpt_bitmap bmap; - u64 reg = 0; - int i, ret; + int ret; bmap = get_cores_bmap(&cptpf->pdev->dev, eng_grp); if (!bmap.size) return -EINVAL; + if (cptpf->has_cpt1) { + ret = cptx_detach_and_disable_cores(eng_grp, cptpf, bmap, + BLKADDR_CPT1); + if (ret) + return ret; + } + return cptx_detach_and_disable_cores(eng_grp, cptpf, bmap, + BLKADDR_CPT0); +} + +static int cptx_attach_and_enable_cores(struct otx2_cpt_eng_grp_info *eng_grp, + struct otx2_cptpf_dev *cptpf, + struct otx2_cpt_bitmap bmap, + int blkaddr) +{ + u64 reg = 0; + int i, ret; + /* Attach the cores to the group */ for_each_set_bit(i, bmap.bits, bmap.size) { ret = otx2_cpt_read_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_CTL2(i), ®); + CPT_AF_EXEX_CTL2(i), ®, blkaddr); if (ret) return ret; @@ -287,7 +317,8 @@ static int cpt_attach_and_enable_cores(struct otx2_cpt_eng_grp_info *eng_grp, ret = otx2_cpt_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_CTL2(i), reg); + CPT_AF_EXEX_CTL2(i), reg, + blkaddr); if (ret) return ret; } @@ -295,15 +326,33 @@ static int cpt_attach_and_enable_cores(struct otx2_cpt_eng_grp_info *eng_grp, /* Enable the cores */ for_each_set_bit(i, bmap.bits, bmap.size) { - ret = otx2_cpt_add_write_af_reg(&cptpf->afpf_mbox, - cptpf->pdev, - CPT_AF_EXEX_CTL(i), 0x1); + ret = otx2_cpt_add_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, + CPT_AF_EXEX_CTL(i), 0x1, + blkaddr); if (ret) return ret; } - ret = otx2_cpt_send_af_reg_requests(&cptpf->afpf_mbox, cptpf->pdev); + return otx2_cpt_send_af_reg_requests(&cptpf->afpf_mbox, cptpf->pdev); +} - return ret; +static int cpt_attach_and_enable_cores(struct otx2_cpt_eng_grp_info *eng_grp, + void *obj) +{ + struct otx2_cptpf_dev *cptpf = obj; + struct otx2_cpt_bitmap bmap; + int ret; + + bmap = get_cores_bmap(&cptpf->pdev->dev, eng_grp); + if (!bmap.size) + return -EINVAL; + + if (cptpf->has_cpt1) { + ret = cptx_attach_and_enable_cores(eng_grp, cptpf, bmap, + BLKADDR_CPT1); + if (ret) + return ret; + } + return cptx_attach_and_enable_cores(eng_grp, cptpf, bmap, BLKADDR_CPT0); } static int load_fw(struct device *dev, struct fw_info_t *fw_info, @@ -1140,20 +1189,18 @@ release_fw: return ret; } -int otx2_cpt_disable_all_cores(struct otx2_cptpf_dev *cptpf) +static int cptx_disable_all_cores(struct otx2_cptpf_dev *cptpf, int total_cores, + int blkaddr) { - int i, ret, busy, total_cores; - int timeout = 10; - u64 reg = 0; - - total_cores = cptpf->eng_grps.avail.max_se_cnt + - cptpf->eng_grps.avail.max_ie_cnt + - cptpf->eng_grps.avail.max_ae_cnt; + int timeout = 10, ret; + int i, busy; + u64 reg; /* Disengage the cores from groups */ for (i = 0; i < total_cores; i++) { ret = otx2_cpt_add_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_CTL2(i), 0x0); + CPT_AF_EXEX_CTL2(i), 0x0, + blkaddr); if (ret) return ret; @@ -1173,7 +1220,8 @@ int otx2_cpt_disable_all_cores(struct otx2_cptpf_dev *cptpf) for (i = 0; i < total_cores; i++) { ret = otx2_cpt_read_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_STS(i), ®); + CPT_AF_EXEX_STS(i), ®, + blkaddr); if (ret) return ret; @@ -1187,13 +1235,30 @@ int otx2_cpt_disable_all_cores(struct otx2_cptpf_dev *cptpf) /* Disable the cores */ for (i = 0; i < total_cores; i++) { ret = otx2_cpt_add_write_af_reg(&cptpf->afpf_mbox, cptpf->pdev, - CPT_AF_EXEX_CTL(i), 0x0); + CPT_AF_EXEX_CTL(i), 0x0, + blkaddr); if (ret) return ret; } return otx2_cpt_send_af_reg_requests(&cptpf->afpf_mbox, cptpf->pdev); } +int otx2_cpt_disable_all_cores(struct otx2_cptpf_dev *cptpf) +{ + int total_cores, ret; + + total_cores = cptpf->eng_grps.avail.max_se_cnt + + cptpf->eng_grps.avail.max_ie_cnt + + cptpf->eng_grps.avail.max_ae_cnt; + + if (cptpf->has_cpt1) { + ret = cptx_disable_all_cores(cptpf, total_cores, BLKADDR_CPT1); + if (ret) + return ret; + } + return cptx_disable_all_cores(cptpf, total_cores, BLKADDR_CPT0); +} + void otx2_cpt_cleanup_eng_grps(struct pci_dev *pdev, struct otx2_cpt_eng_grps *eng_grps) { @@ -1354,6 +1419,7 @@ int otx2_cpt_discover_eng_capabilities(struct otx2_cptpf_dev *cptpf) lfs->pdev = pdev; lfs->reg_base = cptpf->reg_base; lfs->mbox = &cptpf->afpf_mbox; + lfs->blkaddr = BLKADDR_CPT0; ret = otx2_cptlf_init(&cptpf->lfs, OTX2_CPT_ALL_ENG_GRPS_MASK, OTX2_CPT_QUEUE_HI_PRIO, 1); if (ret) |