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authorLinus Torvalds <torvalds@linux-foundation.org>2011-11-01 09:24:41 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-11-01 09:24:41 -0700
commitdc47d3810cdcb4f32bfa31d50f26af97aced0638 (patch)
treef1574adeaae857d935ad9c2e08a19727e54ef14a /drivers
parentsysfs: Make sysfs_rename safe with sysfs_dirents in rbtrees. (diff)
parentcrypto: user - Depend on NET instead of selecting it (diff)
downloadlinux-dev-dc47d3810cdcb4f32bfa31d50f26af97aced0638.tar.xz
linux-dev-dc47d3810cdcb4f32bfa31d50f26af97aced0638.zip
Merge git://github.com/herbertx/crypto
* git://github.com/herbertx/crypto: (48 commits) crypto: user - Depend on NET instead of selecting it crypto: user - Add dependency on NET crypto: talitos - handle descriptor not found in error path crypto: user - Initialise match in crypto_alg_match crypto: testmgr - add twofish tests crypto: testmgr - add blowfish test-vectors crypto: Make hifn_795x build depend on !ARCH_DMA_ADDR_T_64BIT crypto: twofish-x86_64-3way - fix ctr blocksize to 1 crypto: blowfish-x86_64 - fix ctr blocksize to 1 crypto: whirlpool - count rounds from 0 crypto: Add userspace report for compress type algorithms crypto: Add userspace report for cipher type algorithms crypto: Add userspace report for rng type algorithms crypto: Add userspace report for pcompress type algorithms crypto: Add userspace report for nivaead type algorithms crypto: Add userspace report for aead type algorithms crypto: Add userspace report for givcipher type algorithms crypto: Add userspace report for ablkcipher type algorithms crypto: Add userspace report for blkcipher type algorithms crypto: Add userspace report for ahash type algorithms ...
Diffstat (limited to 'drivers')
-rw-r--r--drivers/crypto/Kconfig3
-rw-r--r--drivers/crypto/hifn_795x.c6
-rw-r--r--drivers/crypto/n2_core.c4
-rw-r--r--drivers/crypto/padlock-aes.c4
-rw-r--r--drivers/crypto/picoxcell_crypto.c121
-rw-r--r--drivers/crypto/talitos.c18
6 files changed, 76 insertions, 80 deletions
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index e0b25de1e339..6d16b4b0d7a0 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -200,6 +200,7 @@ config CRYPTO_DEV_HIFN_795X
select CRYPTO_BLKCIPHER
select HW_RANDOM if CRYPTO_DEV_HIFN_795X_RNG
depends on PCI
+ depends on !ARCH_DMA_ADDR_T_64BIT
help
This option allows you to have support for HIFN 795x crypto adapters.
@@ -266,7 +267,7 @@ config CRYPTO_DEV_OMAP_AES
config CRYPTO_DEV_PICOXCELL
tristate "Support for picoXcell IPSEC and Layer2 crypto engines"
- depends on ARCH_PICOXCELL
+ depends on ARCH_PICOXCELL && HAVE_CLK
select CRYPTO_AES
select CRYPTO_AUTHENC
select CRYPTO_ALGAPI
diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c
index a84250a5dd51..fe765f49de58 100644
--- a/drivers/crypto/hifn_795x.c
+++ b/drivers/crypto/hifn_795x.c
@@ -2744,10 +2744,8 @@ static int __init hifn_init(void)
unsigned int freq;
int err;
- if (sizeof(dma_addr_t) > 4) {
- printk(KERN_INFO "HIFN supports only 32-bit addresses.\n");
- return -EINVAL;
- }
+ /* HIFN supports only 32-bit addresses */
+ BUILD_BUG_ON(sizeof(dma_addr_t) != 4);
if (strncmp(hifn_pll_ref, "ext", 3) &&
strncmp(hifn_pll_ref, "pci", 3)) {
diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c
index d0183ddb3076..8944dabc0e3c 100644
--- a/drivers/crypto/n2_core.c
+++ b/drivers/crypto/n2_core.c
@@ -1006,9 +1006,9 @@ static int n2_do_ecb(struct ablkcipher_request *req, bool encrypt)
spin_unlock_irqrestore(&qp->lock, flags);
+out:
put_cpu();
-out:
n2_chunk_complete(req, NULL);
return err;
}
@@ -1096,9 +1096,9 @@ static int n2_do_chaining(struct ablkcipher_request *req, bool encrypt)
spin_unlock_irqrestore(&qp->lock, flags);
+out:
put_cpu();
-out:
n2_chunk_complete(req, err ? NULL : final_iv_addr);
return err;
}
diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c
index db33d300aa23..29b9469f8378 100644
--- a/drivers/crypto/padlock-aes.c
+++ b/drivers/crypto/padlock-aes.c
@@ -508,10 +508,8 @@ static int __init padlock_init(void)
int ret;
struct cpuinfo_x86 *c = &cpu_data(0);
- if (!cpu_has_xcrypt) {
- printk(KERN_NOTICE PFX "VIA PadLock not detected.\n");
+ if (!cpu_has_xcrypt)
return -ENODEV;
- }
if (!cpu_has_xcrypt_enabled) {
printk(KERN_NOTICE PFX "VIA PadLock detected, but not enabled. Hmm, strange...\n");
diff --git a/drivers/crypto/picoxcell_crypto.c b/drivers/crypto/picoxcell_crypto.c
index 230b5b8cda1f..a2b553eabbdb 100644
--- a/drivers/crypto/picoxcell_crypto.c
+++ b/drivers/crypto/picoxcell_crypto.c
@@ -34,6 +34,7 @@
#include <linux/io.h>
#include <linux/list.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/rtnetlink.h>
@@ -1241,8 +1242,8 @@ static void spacc_spacc_complete(unsigned long data)
spin_unlock_irqrestore(&engine->hw_lock, flags);
list_for_each_entry_safe(req, tmp, &completed, list) {
- req->complete(req);
list_del(&req->list);
+ req->complete(req);
}
}
@@ -1657,10 +1658,33 @@ static struct spacc_alg l2_engine_algs[] = {
},
};
-static int __devinit spacc_probe(struct platform_device *pdev,
- unsigned max_ctxs, size_t cipher_pg_sz,
- size_t hash_pg_sz, size_t fifo_sz,
- struct spacc_alg *algs, size_t num_algs)
+#ifdef CONFIG_OF
+static const struct of_device_id spacc_of_id_table[] = {
+ { .compatible = "picochip,spacc-ipsec" },
+ { .compatible = "picochip,spacc-l2" },
+ {}
+};
+#else /* CONFIG_OF */
+#define spacc_of_id_table NULL
+#endif /* CONFIG_OF */
+
+static bool spacc_is_compatible(struct platform_device *pdev,
+ const char *spacc_type)
+{
+ const struct platform_device_id *platid = platform_get_device_id(pdev);
+
+ if (platid && !strcmp(platid->name, spacc_type))
+ return true;
+
+#ifdef CONFIG_OF
+ if (of_device_is_compatible(pdev->dev.of_node, spacc_type))
+ return true;
+#endif /* CONFIG_OF */
+
+ return false;
+}
+
+static int __devinit spacc_probe(struct platform_device *pdev)
{
int i, err, ret = -EINVAL;
struct resource *mem, *irq;
@@ -1669,13 +1693,25 @@ static int __devinit spacc_probe(struct platform_device *pdev,
if (!engine)
return -ENOMEM;
- engine->max_ctxs = max_ctxs;
- engine->cipher_pg_sz = cipher_pg_sz;
- engine->hash_pg_sz = hash_pg_sz;
- engine->fifo_sz = fifo_sz;
- engine->algs = algs;
- engine->num_algs = num_algs;
- engine->name = dev_name(&pdev->dev);
+ if (spacc_is_compatible(pdev, "picochip,spacc-ipsec")) {
+ engine->max_ctxs = SPACC_CRYPTO_IPSEC_MAX_CTXS;
+ engine->cipher_pg_sz = SPACC_CRYPTO_IPSEC_CIPHER_PG_SZ;
+ engine->hash_pg_sz = SPACC_CRYPTO_IPSEC_HASH_PG_SZ;
+ engine->fifo_sz = SPACC_CRYPTO_IPSEC_FIFO_SZ;
+ engine->algs = ipsec_engine_algs;
+ engine->num_algs = ARRAY_SIZE(ipsec_engine_algs);
+ } else if (spacc_is_compatible(pdev, "picochip,spacc-l2")) {
+ engine->max_ctxs = SPACC_CRYPTO_L2_MAX_CTXS;
+ engine->cipher_pg_sz = SPACC_CRYPTO_L2_CIPHER_PG_SZ;
+ engine->hash_pg_sz = SPACC_CRYPTO_L2_HASH_PG_SZ;
+ engine->fifo_sz = SPACC_CRYPTO_L2_FIFO_SZ;
+ engine->algs = l2_engine_algs;
+ engine->num_algs = ARRAY_SIZE(l2_engine_algs);
+ } else {
+ return -EINVAL;
+ }
+
+ engine->name = dev_name(&pdev->dev);
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
@@ -1711,7 +1747,7 @@ static int __devinit spacc_probe(struct platform_device *pdev,
spin_lock_init(&engine->hw_lock);
- engine->clk = clk_get(&pdev->dev, NULL);
+ engine->clk = clk_get(&pdev->dev, "ref");
if (IS_ERR(engine->clk)) {
dev_info(&pdev->dev, "clk unavailable\n");
device_remove_file(&pdev->dev, &dev_attr_stat_irq_thresh);
@@ -1800,72 +1836,33 @@ static int __devexit spacc_remove(struct platform_device *pdev)
return 0;
}
-static int __devinit ipsec_probe(struct platform_device *pdev)
-{
- return spacc_probe(pdev, SPACC_CRYPTO_IPSEC_MAX_CTXS,
- SPACC_CRYPTO_IPSEC_CIPHER_PG_SZ,
- SPACC_CRYPTO_IPSEC_HASH_PG_SZ,
- SPACC_CRYPTO_IPSEC_FIFO_SZ, ipsec_engine_algs,
- ARRAY_SIZE(ipsec_engine_algs));
-}
-
-static struct platform_driver ipsec_driver = {
- .probe = ipsec_probe,
- .remove = __devexit_p(spacc_remove),
- .driver = {
- .name = "picoxcell-ipsec",
-#ifdef CONFIG_PM
- .pm = &spacc_pm_ops,
-#endif /* CONFIG_PM */
- },
+static const struct platform_device_id spacc_id_table[] = {
+ { "picochip,spacc-ipsec", },
+ { "picochip,spacc-l2", },
};
-static int __devinit l2_probe(struct platform_device *pdev)
-{
- return spacc_probe(pdev, SPACC_CRYPTO_L2_MAX_CTXS,
- SPACC_CRYPTO_L2_CIPHER_PG_SZ,
- SPACC_CRYPTO_L2_HASH_PG_SZ, SPACC_CRYPTO_L2_FIFO_SZ,
- l2_engine_algs, ARRAY_SIZE(l2_engine_algs));
-}
-
-static struct platform_driver l2_driver = {
- .probe = l2_probe,
+static struct platform_driver spacc_driver = {
+ .probe = spacc_probe,
.remove = __devexit_p(spacc_remove),
.driver = {
- .name = "picoxcell-l2",
+ .name = "picochip,spacc",
#ifdef CONFIG_PM
.pm = &spacc_pm_ops,
#endif /* CONFIG_PM */
+ .of_match_table = spacc_of_id_table,
},
+ .id_table = spacc_id_table,
};
static int __init spacc_init(void)
{
- int ret = platform_driver_register(&ipsec_driver);
- if (ret) {
- pr_err("failed to register ipsec spacc driver");
- goto out;
- }
-
- ret = platform_driver_register(&l2_driver);
- if (ret) {
- pr_err("failed to register l2 spacc driver");
- goto l2_failed;
- }
-
- return 0;
-
-l2_failed:
- platform_driver_unregister(&ipsec_driver);
-out:
- return ret;
+ return platform_driver_register(&spacc_driver);
}
module_init(spacc_init);
static void __exit spacc_exit(void)
{
- platform_driver_unregister(&ipsec_driver);
- platform_driver_unregister(&l2_driver);
+ platform_driver_unregister(&spacc_driver);
}
module_exit(spacc_exit);
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 8a0bb417aa11..dbe76b5df9cf 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -416,7 +416,7 @@ static void talitos_done(unsigned long data)
/*
* locate current (offending) descriptor
*/
-static struct talitos_desc *current_desc(struct device *dev, int ch)
+static u32 current_desc_hdr(struct device *dev, int ch)
{
struct talitos_private *priv = dev_get_drvdata(dev);
int tail = priv->chan[ch].tail;
@@ -428,23 +428,25 @@ static struct talitos_desc *current_desc(struct device *dev, int ch)
tail = (tail + 1) & (priv->fifo_len - 1);
if (tail == priv->chan[ch].tail) {
dev_err(dev, "couldn't locate current descriptor\n");
- return NULL;
+ return 0;
}
}
- return priv->chan[ch].fifo[tail].desc;
+ return priv->chan[ch].fifo[tail].desc->hdr;
}
/*
* user diagnostics; report root cause of error based on execution unit status
*/
-static void report_eu_error(struct device *dev, int ch,
- struct talitos_desc *desc)
+static void report_eu_error(struct device *dev, int ch, u32 desc_hdr)
{
struct talitos_private *priv = dev_get_drvdata(dev);
int i;
- switch (desc->hdr & DESC_HDR_SEL0_MASK) {
+ if (!desc_hdr)
+ desc_hdr = in_be32(priv->reg + TALITOS_DESCBUF(ch));
+
+ switch (desc_hdr & DESC_HDR_SEL0_MASK) {
case DESC_HDR_SEL0_AFEU:
dev_err(dev, "AFEUISR 0x%08x_%08x\n",
in_be32(priv->reg + TALITOS_AFEUISR),
@@ -488,7 +490,7 @@ static void report_eu_error(struct device *dev, int ch,
break;
}
- switch (desc->hdr & DESC_HDR_SEL1_MASK) {
+ switch (desc_hdr & DESC_HDR_SEL1_MASK) {
case DESC_HDR_SEL1_MDEUA:
case DESC_HDR_SEL1_MDEUB:
dev_err(dev, "MDEUISR 0x%08x_%08x\n",
@@ -550,7 +552,7 @@ static void talitos_error(unsigned long data, u32 isr, u32 isr_lo)
if (v_lo & TALITOS_CCPSR_LO_IEU)
dev_err(dev, "invalid execution unit error\n");
if (v_lo & TALITOS_CCPSR_LO_EU)
- report_eu_error(dev, ch, current_desc(dev, ch));
+ report_eu_error(dev, ch, current_desc_hdr(dev, ch));
if (v_lo & TALITOS_CCPSR_LO_GB)
dev_err(dev, "gather boundary error\n");
if (v_lo & TALITOS_CCPSR_LO_GRL)