diff options
Diffstat (limited to 'drivers/crypto/sa2ul.c')
| -rw-r--r-- | drivers/crypto/sa2ul.c | 45 |
1 files changed, 27 insertions, 18 deletions
diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c index bcbc38dc6ae8..f4bc06c24ad8 100644 --- a/drivers/crypto/sa2ul.c +++ b/drivers/crypto/sa2ul.c @@ -8,6 +8,7 @@ * Vitaly Andrianov * Tero Kristo */ +#include <linux/bitfield.h> #include <linux/clk.h> #include <linux/dma-mapping.h> #include <linux/dmaengine.h> @@ -85,7 +86,6 @@ struct sa_match_data { u8 priv; u8 priv_id; u32 supported_algos; - bool skip_engine_control; }; static struct device *sa_k3_dev; @@ -646,8 +646,8 @@ static inline void sa_update_cmdl(struct sa_req *req, u32 *cmdl, cmdl[upd_info->enc_offset.index] &= ~SA_CMDL_SOP_BYPASS_LEN_MASK; cmdl[upd_info->enc_offset.index] |= - ((u32)req->enc_offset << - __ffs(SA_CMDL_SOP_BYPASS_LEN_MASK)); + FIELD_PREP(SA_CMDL_SOP_BYPASS_LEN_MASK, + req->enc_offset); if (likely(upd_info->flags & SA_CMDL_UPD_ENC_IV)) { __be32 *data = (__be32 *)&cmdl[upd_info->enc_iv.index]; @@ -666,8 +666,8 @@ static inline void sa_update_cmdl(struct sa_req *req, u32 *cmdl, cmdl[upd_info->auth_offset.index] &= ~SA_CMDL_SOP_BYPASS_LEN_MASK; cmdl[upd_info->auth_offset.index] |= - ((u32)req->auth_offset << - __ffs(SA_CMDL_SOP_BYPASS_LEN_MASK)); + FIELD_PREP(SA_CMDL_SOP_BYPASS_LEN_MASK, + req->auth_offset); if (upd_info->flags & SA_CMDL_UPD_AUTH_IV) { sa_copy_iv((void *)&cmdl[upd_info->auth_iv.index], req->auth_iv, @@ -689,16 +689,16 @@ void sa_set_swinfo(u8 eng_id, u16 sc_id, dma_addr_t sc_phys, u8 hash_size, u32 *swinfo) { swinfo[0] = sc_id; - swinfo[0] |= (flags << __ffs(SA_SW0_FLAGS_MASK)); + swinfo[0] |= FIELD_PREP(SA_SW0_FLAGS_MASK, flags); if (likely(cmdl_present)) - swinfo[0] |= ((cmdl_offset | SA_SW0_CMDL_PRESENT) << - __ffs(SA_SW0_CMDL_INFO_MASK)); - swinfo[0] |= (eng_id << __ffs(SA_SW0_ENG_ID_MASK)); + swinfo[0] |= FIELD_PREP(SA_SW0_CMDL_INFO_MASK, + cmdl_offset | SA_SW0_CMDL_PRESENT); + swinfo[0] |= FIELD_PREP(SA_SW0_ENG_ID_MASK, eng_id); swinfo[0] |= SA_SW0_DEST_INFO_PRESENT; swinfo[1] = (u32)(sc_phys & 0xFFFFFFFFULL); swinfo[2] = (u32)((sc_phys & 0xFFFFFFFF00000000ULL) >> 32); - swinfo[2] |= (hash_size << __ffs(SA_SW2_EGRESS_LENGTH)); + swinfo[2] |= FIELD_PREP(SA_SW2_EGRESS_LENGTH, hash_size); } /* Dump the security context */ @@ -2360,7 +2360,15 @@ static int sa_link_child(struct device *dev, void *data) static struct sa_match_data am654_match_data = { .priv = 1, .priv_id = 1, - .supported_algos = GENMASK(SA_ALG_AUTHENC_SHA256_AES, 0), + .supported_algos = BIT(SA_ALG_CBC_AES) | + BIT(SA_ALG_EBC_AES) | + BIT(SA_ALG_CBC_DES3) | + BIT(SA_ALG_ECB_DES3) | + BIT(SA_ALG_SHA1) | + BIT(SA_ALG_SHA256) | + BIT(SA_ALG_SHA512) | + BIT(SA_ALG_AUTHENC_SHA1_AES) | + BIT(SA_ALG_AUTHENC_SHA256_AES), }; static struct sa_match_data am64_match_data = { @@ -2371,13 +2379,13 @@ static struct sa_match_data am64_match_data = { BIT(SA_ALG_SHA256) | BIT(SA_ALG_SHA512) | BIT(SA_ALG_AUTHENC_SHA256_AES), - .skip_engine_control = true, }; static const struct of_device_id of_match[] = { { .compatible = "ti,j721e-sa2ul", .data = &am654_match_data, }, { .compatible = "ti,am654-sa2ul", .data = &am654_match_data, }, { .compatible = "ti,am64-sa2ul", .data = &am64_match_data, }, + { .compatible = "ti,am62-sa3ul", .data = &am64_match_data, }, {}, }; MODULE_DEVICE_TABLE(of, of_match); @@ -2388,6 +2396,7 @@ static int sa_ul_probe(struct platform_device *pdev) struct device_node *node = dev->of_node; static void __iomem *saul_base; struct sa_crypto_data *dev_data; + u32 status, val; int ret; dev_data = devm_kzalloc(dev, sizeof(*dev_data), GFP_KERNEL); @@ -2424,13 +2433,13 @@ static int sa_ul_probe(struct platform_device *pdev) spin_lock_init(&dev_data->scid_lock); - if (!dev_data->match_data->skip_engine_control) { - u32 val = SA_EEC_ENCSS_EN | SA_EEC_AUTHSS_EN | SA_EEC_CTXCACH_EN | - SA_EEC_CPPI_PORT_IN_EN | SA_EEC_CPPI_PORT_OUT_EN | - SA_EEC_TRNG_EN; - + val = SA_EEC_ENCSS_EN | SA_EEC_AUTHSS_EN | SA_EEC_CTXCACH_EN | + SA_EEC_CPPI_PORT_IN_EN | SA_EEC_CPPI_PORT_OUT_EN | + SA_EEC_TRNG_EN; + status = readl_relaxed(saul_base + SA_ENGINE_STATUS); + /* Only enable engines if all are not already enabled */ + if (val & ~status) writel_relaxed(val, saul_base + SA_ENGINE_ENABLE_CONTROL); - } sa_register_algos(dev_data); |