diff options
| author | Len Brown <len.brown@intel.com> | 2012-04-06 21:48:59 -0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2012-04-06 21:48:59 -0400 |
| commit | eeaab2d8af2cf1d36d7086f22e9de42d6dd2995c (patch) | |
| tree | 369b9c91a6d808944f07d2290fec6f9fe2731904 /drivers/crypto/padlock-sha.c | |
| parent | ee01e663373343c63e0e3d364d09f6155378dbcc (diff) | |
| parent | aaef292acf3a78d9c0bb6fb72226077d286b45d7 (diff) | |
Merge branches 'idle-fix' and 'misc' into release
Diffstat (limited to 'drivers/crypto/padlock-sha.c')
| -rw-r--r-- | drivers/crypto/padlock-sha.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/crypto/padlock-sha.c b/drivers/crypto/padlock-sha.c index 06bdb4b2c6a6..9266c0e25492 100644 --- a/drivers/crypto/padlock-sha.c +++ b/drivers/crypto/padlock-sha.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/scatterlist.h> +#include <asm/cpu_device_id.h> #include <asm/i387.h> struct padlock_sha_desc { @@ -526,6 +527,12 @@ static struct shash_alg sha256_alg_nano = { } }; +static struct x86_cpu_id padlock_sha_ids[] = { + X86_FEATURE_MATCH(X86_FEATURE_PHE), + {} +}; +MODULE_DEVICE_TABLE(x86cpu, padlock_sha_ids); + static int __init padlock_init(void) { int rc = -ENODEV; @@ -533,15 +540,8 @@ static int __init padlock_init(void) struct shash_alg *sha1; struct shash_alg *sha256; - if (!cpu_has_phe) { - printk(KERN_NOTICE PFX "VIA PadLock Hash Engine not detected.\n"); - return -ENODEV; - } - - if (!cpu_has_phe_enabled) { - printk(KERN_NOTICE PFX "VIA PadLock detected, but not enabled. Hmm, strange...\n"); + if (!x86_match_cpu(padlock_sha_ids) || !cpu_has_phe_enabled) return -ENODEV; - } /* Register the newly added algorithm module if on * * VIA Nano processor, or else just do as before */ |