diff options
Diffstat (limited to 'drivers/crypto/ccp/ccp-dev-v5.c')
| -rw-r--r-- | drivers/crypto/ccp/ccp-dev-v5.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/crypto/ccp/ccp-dev-v5.c b/drivers/crypto/ccp/ccp-dev-v5.c index b10d2d2075cb..65604fc65e8f 100644 --- a/drivers/crypto/ccp/ccp-dev-v5.c +++ b/drivers/crypto/ccp/ccp-dev-v5.c @@ -1,7 +1,7 @@ /* * AMD Cryptographic Coprocessor (CCP) driver * - * Copyright (C) 2016 Advanced Micro Devices, Inc. + * Copyright (C) 2016,2017 Advanced Micro Devices, Inc. * * Author: Gary R Hook <gary.hook@amd.com> * @@ -145,6 +145,7 @@ union ccp_function { #define CCP_AES_MODE(p) ((p)->aes.mode) #define CCP_AES_TYPE(p) ((p)->aes.type) #define CCP_XTS_SIZE(p) ((p)->aes_xts.size) +#define CCP_XTS_TYPE(p) ((p)->aes_xts.type) #define CCP_XTS_ENCRYPT(p) ((p)->aes_xts.encrypt) #define CCP_DES3_SIZE(p) ((p)->des3.size) #define CCP_DES3_ENCRYPT(p) ((p)->des3.encrypt) @@ -344,6 +345,7 @@ static int ccp5_perform_xts_aes(struct ccp_op *op) CCP5_CMD_PROT(&desc) = 0; function.raw = 0; + CCP_XTS_TYPE(&function) = op->u.xts.type; CCP_XTS_ENCRYPT(&function) = op->u.xts.action; CCP_XTS_SIZE(&function) = op->u.xts.unit_size; CCP5_CMD_FUNCTION(&desc) = function.raw; @@ -469,7 +471,7 @@ static int ccp5_perform_rsa(struct ccp_op *op) CCP5_CMD_PROT(&desc) = 0; function.raw = 0; - CCP_RSA_SIZE(&function) = op->u.rsa.mod_size >> 3; + CCP_RSA_SIZE(&function) = (op->u.rsa.mod_size + 7) >> 3; CCP5_CMD_FUNCTION(&desc) = function.raw; CCP5_CMD_LEN(&desc) = op->u.rsa.input_len; @@ -484,10 +486,10 @@ static int ccp5_perform_rsa(struct ccp_op *op) CCP5_CMD_DST_HI(&desc) = ccp_addr_hi(&op->dst.u.dma); CCP5_CMD_DST_MEM(&desc) = CCP_MEMTYPE_SYSTEM; - /* Exponent is in LSB memory */ - CCP5_CMD_KEY_LO(&desc) = op->sb_key * LSB_ITEM_SIZE; - CCP5_CMD_KEY_HI(&desc) = 0; - CCP5_CMD_KEY_MEM(&desc) = CCP_MEMTYPE_SB; + /* Key (Exponent) is in external memory */ + CCP5_CMD_KEY_LO(&desc) = ccp_addr_lo(&op->exp.u.dma); + CCP5_CMD_KEY_HI(&desc) = ccp_addr_hi(&op->exp.u.dma); + CCP5_CMD_KEY_MEM(&desc) = CCP_MEMTYPE_SYSTEM; return ccp5_do_cmd(&desc, op->cmd_q); } @@ -769,8 +771,7 @@ static void ccp5_irq_bh(unsigned long data) static irqreturn_t ccp5_irq_handler(int irq, void *data) { - struct device *dev = data; - struct ccp_device *ccp = dev_get_drvdata(dev); + struct ccp_device *ccp = (struct ccp_device *)data; ccp5_disable_queue_interrupts(ccp); ccp->total_interrupts++; @@ -881,7 +882,7 @@ static int ccp5_init(struct ccp_device *ccp) dev_dbg(dev, "Requesting an IRQ...\n"); /* Request an irq */ - ret = ccp->get_irq(ccp); + ret = sp_request_ccp_irq(ccp->sp, ccp5_irq_handler, ccp->name, ccp); if (ret) { dev_err(dev, "unable to allocate an IRQ\n"); goto e_pool; @@ -987,7 +988,7 @@ e_kthread: kthread_stop(ccp->cmd_q[i].kthread); e_irq: - ccp->free_irq(ccp); + sp_free_ccp_irq(ccp->sp, ccp); e_pool: for (i = 0; i < ccp->cmd_q_count; i++) @@ -1037,7 +1038,7 @@ static void ccp5_destroy(struct ccp_device *ccp) if (ccp->cmd_q[i].kthread) kthread_stop(ccp->cmd_q[i].kthread); - ccp->free_irq(ccp); + sp_free_ccp_irq(ccp->sp, ccp); for (i = 0; i < ccp->cmd_q_count; i++) { cmd_q = &ccp->cmd_q[i]; @@ -1106,15 +1107,14 @@ static const struct ccp_actions ccp5_actions = { .init = ccp5_init, .destroy = ccp5_destroy, .get_free_slots = ccp5_get_free_slots, - .irqhandler = ccp5_irq_handler, }; const struct ccp_vdata ccpv5a = { .version = CCP_VERSION(5, 0), .setup = ccp5_config, .perform = &ccp5_actions, - .bar = 2, .offset = 0x0, + .rsamax = CCP5_RSA_MAX_WIDTH, }; const struct ccp_vdata ccpv5b = { @@ -1122,6 +1122,6 @@ const struct ccp_vdata ccpv5b = { .dma_chan_attr = DMA_PRIVATE, .setup = ccp5other_config, .perform = &ccp5_actions, - .bar = 2, .offset = 0x0, + .rsamax = CCP5_RSA_MAX_WIDTH, }; |