diff options
Diffstat (limited to 'drivers/crypto/ccp')
| -rw-r--r-- | drivers/crypto/ccp/ccp-dev-v5.c | 37 | ||||
| -rw-r--r-- | drivers/crypto/ccp/ccp-dev.h | 8 | ||||
| -rw-r--r-- | drivers/crypto/ccp/ccp-pci.c | 2 |
3 files changed, 46 insertions, 1 deletions
diff --git a/drivers/crypto/ccp/ccp-dev-v5.c b/drivers/crypto/ccp/ccp-dev-v5.c index 4086714..f499e34 100644 --- a/drivers/crypto/ccp/ccp-dev-v5.c +++ b/drivers/crypto/ccp/ccp-dev-v5.c @@ -835,7 +835,7 @@ static int ccp5_init(struct ccp_device *ccp) /* Register the DMA engine support */ ret = ccp_dmaengine_register(ccp); if (ret) - goto e_hwrng; + goto e_kthread; return 0; @@ -952,6 +952,33 @@ static void ccp5_config(struct ccp_device *ccp) iowrite32(0x00001249, ccp->io_regs + CMD5_REQID_CONFIG_OFFSET); } +static void ccp5other_config(struct ccp_device *ccp) +{ + int i; + u32 rnd; + + /* We own all of the queues on the NTB CCP */ + + iowrite32(0x00012D57, ccp->io_regs + CMD5_TRNG_CTL_OFFSET); + iowrite32(0x00000003, ccp->io_regs + CMD5_CONFIG_0_OFFSET); + for (i = 0; i < 12; i++) { + rnd = ioread32(ccp->io_regs + TRNG_OUT_REG); + iowrite32(rnd, ccp->io_regs + CMD5_AES_MASK_OFFSET); + } + + iowrite32(0x0000001F, ccp->io_regs + CMD5_QUEUE_MASK_OFFSET); + iowrite32(0x00005B6D, ccp->io_regs + CMD5_QUEUE_PRIO_OFFSET); + iowrite32(0x00000000, ccp->io_regs + CMD5_CMD_TIMEOUT_OFFSET); + + iowrite32(0x3FFFFFFF, ccp->io_regs + LSB_PRIVATE_MASK_LO_OFFSET); + iowrite32(0x000003FF, ccp->io_regs + LSB_PRIVATE_MASK_HI_OFFSET); + + iowrite32(0x00108823, ccp->io_regs + CMD5_CLK_GATE_CTL_OFFSET); + + ccp5_config(ccp); +} + +/* Version 5 adds some function, but is essentially the same as v5 */ static const struct ccp_actions ccp5_actions = { .aes = ccp5_perform_aes, .xts_aes = ccp5_perform_xts_aes, @@ -974,3 +1001,11 @@ struct ccp_vdata ccpv5 = { .bar = 2, .offset = 0x0, }; + +struct ccp_vdata ccpv5other = { + .version = CCP_VERSION(5, 0), + .setup = ccp5other_config, + .perform = &ccp5_actions, + .bar = 2, + .offset = 0x0, +}; diff --git a/drivers/crypto/ccp/ccp-dev.h b/drivers/crypto/ccp/ccp-dev.h index d04bd61..ebc9365 100644 --- a/drivers/crypto/ccp/ccp-dev.h +++ b/drivers/crypto/ccp/ccp-dev.h @@ -63,7 +63,9 @@ /* ------------------------ CCP Version 5 Specifics ------------------------ */ #define CMD5_QUEUE_MASK_OFFSET 0x00 +#define CMD5_QUEUE_PRIO_OFFSET 0x04 #define CMD5_REQID_CONFIG_OFFSET 0x08 +#define CMD5_CMD_TIMEOUT_OFFSET 0x10 #define LSB_PUBLIC_MASK_LO_OFFSET 0x18 #define LSB_PUBLIC_MASK_HI_OFFSET 0x1C #define LSB_PRIVATE_MASK_LO_OFFSET 0x20 @@ -83,6 +85,11 @@ #define CMD5_Q_ABORT_BASE 0x0114 #define CMD5_Q_AX_CACHE_BASE 0x0118 +#define CMD5_CONFIG_0_OFFSET 0x6000 +#define CMD5_TRNG_CTL_OFFSET 0x6008 +#define CMD5_AES_MASK_OFFSET 0x6010 +#define CMD5_CLK_GATE_CTL_OFFSET 0x603C + /* Address offset between two virtual queue registers */ #define CMD5_Q_STATUS_INCR 0x1000 @@ -634,5 +641,6 @@ struct ccp_vdata { extern struct ccp_vdata ccpv3; extern struct ccp_vdata ccpv5; +extern struct ccp_vdata ccpv5other; #endif diff --git a/drivers/crypto/ccp/ccp-pci.c b/drivers/crypto/ccp/ccp-pci.c index 064e20f..239cbf2 100644 --- a/drivers/crypto/ccp/ccp-pci.c +++ b/drivers/crypto/ccp/ccp-pci.c @@ -232,6 +232,7 @@ static int ccp_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (ccp->vdata->setup) ccp->vdata->setup(ccp); + ret = ccp->vdata->perform->init(ccp); if (ret) goto e_iomap; @@ -325,6 +326,7 @@ static int ccp_pci_resume(struct pci_dev *pdev) static const struct pci_device_id ccp_pci_table[] = { { PCI_VDEVICE(AMD, 0x1537), (kernel_ulong_t)&ccpv3 }, { PCI_VDEVICE(AMD, 0x1456), (kernel_ulong_t)&ccpv5 }, + { PCI_VDEVICE(AMD, 0x1468), (kernel_ulong_t)&ccpv5other }, /* Last entry must be zero */ { 0, } }; |