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authorDavid S. Miller <davem@davemloft.net>2012-10-02 23:02:10 -0400
committerDavid S. Miller <davem@davemloft.net>2012-10-02 23:02:10 -0400
commit954f9ac43b87b44152b8c21163cefd466a87145e (patch)
tree31c4197f975c66c96976948663e6ce844900b41a /arch/sparc/kernel/setup_64.c
parent1b62ca7bf5775bed048032b7e779561e1fe66aa0 (diff)
parent7fe0b14b725d6d09a1d9e1409bd465cb88b587f9 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
There's a Niagara 2 memcpy fix in this tree and I have a Kconfig fix from Dave Jones which requires the sparc-next changes which went upstream yesterday. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/setup_64.c')
-rw-r--r--arch/sparc/kernel/setup_64.c67
1 files changed, 55 insertions, 12 deletions
diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
index 1414d16712b2..0800e71d8a88 100644
--- a/arch/sparc/kernel/setup_64.c
+++ b/arch/sparc/kernel/setup_64.c
@@ -340,7 +340,12 @@ static const char *hwcaps[] = {
*/
"mul32", "div32", "fsmuld", "v8plus", "popc", "vis", "vis2",
"ASIBlkInit", "fmaf", "vis3", "hpc", "random", "trans", "fjfmau",
- "ima", "cspare",
+ "ima", "cspare", "pause", "cbcond",
+};
+
+static const char *crypto_hwcaps[] = {
+ "aes", "des", "kasumi", "camellia", "md5", "sha1", "sha256",
+ "sha512", "mpmul", "montmul", "montsqr", "crc32c",
};
void cpucap_info(struct seq_file *m)
@@ -357,27 +362,61 @@ void cpucap_info(struct seq_file *m)
printed++;
}
}
+ if (caps & HWCAP_SPARC_CRYPTO) {
+ unsigned long cfr;
+
+ __asm__ __volatile__("rd %%asr26, %0" : "=r" (cfr));
+ for (i = 0; i < ARRAY_SIZE(crypto_hwcaps); i++) {
+ unsigned long bit = 1UL << i;
+ if (cfr & bit) {
+ seq_printf(m, "%s%s",
+ printed ? "," : "", crypto_hwcaps[i]);
+ printed++;
+ }
+ }
+ }
seq_putc(m, '\n');
}
+static void __init report_one_hwcap(int *printed, const char *name)
+{
+ if ((*printed) == 0)
+ printk(KERN_INFO "CPU CAPS: [");
+ printk(KERN_CONT "%s%s",
+ (*printed) ? "," : "", name);
+ if (++(*printed) == 8) {
+ printk(KERN_CONT "]\n");
+ *printed = 0;
+ }
+}
+
+static void __init report_crypto_hwcaps(int *printed)
+{
+ unsigned long cfr;
+ int i;
+
+ __asm__ __volatile__("rd %%asr26, %0" : "=r" (cfr));
+
+ for (i = 0; i < ARRAY_SIZE(crypto_hwcaps); i++) {
+ unsigned long bit = 1UL << i;
+ if (cfr & bit)
+ report_one_hwcap(printed, crypto_hwcaps[i]);
+ }
+}
+
static void __init report_hwcaps(unsigned long caps)
{
int i, printed = 0;
- printk(KERN_INFO "CPU CAPS: [");
for (i = 0; i < ARRAY_SIZE(hwcaps); i++) {
unsigned long bit = 1UL << i;
- if (caps & bit) {
- printk(KERN_CONT "%s%s",
- printed ? "," : "", hwcaps[i]);
- if (++printed == 8) {
- printk(KERN_CONT "]\n");
- printk(KERN_INFO "CPU CAPS: [");
- printed = 0;
- }
- }
+ if (caps & bit)
+ report_one_hwcap(&printed, hwcaps[i]);
}
- printk(KERN_CONT "]\n");
+ if (caps & HWCAP_SPARC_CRYPTO)
+ report_crypto_hwcaps(&printed);
+ if (printed != 0)
+ printk(KERN_CONT "]\n");
}
static unsigned long __init mdesc_cpu_hwcap_list(void)
@@ -411,6 +450,10 @@ static unsigned long __init mdesc_cpu_hwcap_list(void)
break;
}
}
+ for (i = 0; i < ARRAY_SIZE(crypto_hwcaps); i++) {
+ if (!strcmp(prop, crypto_hwcaps[i]))
+ caps |= HWCAP_SPARC_CRYPTO;
+ }
plen = strlen(prop) + 1;
prop += plen;