* Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> [170906 11:48]: > Enable kernel mode NEON and the various NEON based crypto algorithms, > which are between 1.4x (AES-XTS) and 2.4x (AES-GCM) faster than > scalar code (measured on Cortex-A8). > > Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> > --- > > Note that this was tested using the updated GHASH code that is queued > for v4.14 OK nice, will queue after the merge window. Some of these also have hardware acceleration devices available. Regards, Tony > arch/arm/configs/omap2plus_defconfig | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig > index a120ae816260..8e368c5514bf 100644 > --- a/arch/arm/configs/omap2plus_defconfig > +++ b/arch/arm/configs/omap2plus_defconfig > @@ -512,3 +512,13 @@ CONFIG_LIBCRC32C=y > CONFIG_FONTS=y > CONFIG_FONT_8x8=y > CONFIG_FONT_8x16=y > +CONFIG_KERNEL_MODE_NEON=y > +CONFIG_ARM_CRYPTO=y > +CONFIG_CRYPTO_SHA1_ARM=m > +CONFIG_CRYPTO_SHA1_ARM_NEON=m > +CONFIG_CRYPTO_SHA256_ARM=m > +CONFIG_CRYPTO_SHA512_ARM=m > +CONFIG_CRYPTO_AES_ARM=m > +CONFIG_CRYPTO_AES_ARM_BS=m > +CONFIG_CRYPTO_CHACHA20_NEON=m > +CONFIG_CRYPTO_GHASH_ARM_CE=m > -- > 2.11.0 > > > tcrypt.ko test on a Beaglebone White: > > Baseline: > > testing speed of async xts(aes) (xts(ecb(aes-arm))) encryption > tcrypt: test 0 (256 bit key, 16 byte blocks): 339607 operations in 1 seconds (5433712 bytes) > tcrypt: test 1 (256 bit key, 64 byte blocks): 209945 operations in 1 seconds (13436480 bytes) > tcrypt: test 2 (256 bit key, 256 byte blocks): 79476 operations in 1 seconds (20345856 bytes) > tcrypt: test 3 (256 bit key, 1024 byte blocks): 23687 operations in 1 seconds (24255488 bytes) > tcrypt: test 4 (256 bit key, 8192 byte blocks): 2816 operations in 1 seconds (23068672 bytes) > tcrypt: test 5 (384 bit key, 16 byte blocks): 322698 operations in 1 seconds (5163168 bytes) > tcrypt: test 6 (384 bit key, 64 byte blocks): 191835 operations in 1 seconds (12277440 bytes) > tcrypt: test 7 (384 bit key, 256 byte blocks): 70598 operations in 1 seconds (18073088 bytes) > tcrypt: test 8 (384 bit key, 1024 byte blocks): 20766 operations in 1 seconds (21264384 bytes) > tcrypt: test 9 (384 bit key, 8192 byte blocks): 2585 operations in 1 seconds (21176320 bytes) > tcrypt: test 10 (512 bit key, 16 byte blocks): 303761 operations in 1 seconds (4860176 bytes) > tcrypt: test 11 (512 bit key, 64 byte blocks): 176045 operations in 1 seconds (11266880 bytes) > tcrypt: test 12 (512 bit key, 256 byte blocks): 63593 operations in 1 seconds (16279808 bytes) > tcrypt: test 13 (512 bit key, 1024 byte blocks): 18447 operations in 1 seconds (18889728 bytes) > tcrypt: test 14 (512 bit key, 8192 byte blocks): 2368 operations in 1 seconds (19398656 bytes) > > testing speed of gcm(aes) (gcm_base(ctr(aes-generic),ghash-generic)) encryption > test 0 (128 bit key, 16 byte blocks): 40657 operations in 1 seconds (650512 bytes) > test 1 (128 bit key, 64 byte blocks): 26216 operations in 1 seconds (1677824 bytes) > test 2 (128 bit key, 256 byte blocks): 10946 operations in 1 seconds (2802176 bytes) > test 3 (128 bit key, 512 byte blocks): 6158 operations in 1 seconds (3152896 bytes) > test 4 (128 bit key, 1024 byte blocks): 3291 operations in 1 seconds (3369984 bytes) > test 5 (128 bit key, 2048 byte blocks): 1700 operations in 1 seconds (3481600 bytes) > test 6 (128 bit key, 4096 byte blocks): 864 operations in 1 seconds (3538944 bytes) > test 7 (128 bit key, 8192 byte blocks): 435 operations in 1 seconds (3563520 bytes) > test 8 (192 bit key, 16 byte blocks): 39786 operations in 1 seconds (636576 bytes) > test 9 (192 bit key, 64 byte blocks): 25096 operations in 1 seconds (1606144 bytes) > test 10 (192 bit key, 256 byte blocks): 10336 operations in 1 seconds (2646016 bytes) > test 11 (192 bit key, 512 byte blocks): 5804 operations in 1 seconds (2971648 bytes) > test 12 (192 bit key, 1024 byte blocks): 3084 operations in 1 seconds (3158016 bytes) > test 13 (192 bit key, 2048 byte blocks): 1537 operations in 1 seconds (3147776 bytes) > test 14 (192 bit key, 4096 byte blocks): 810 operations in 1 seconds (3317760 bytes) > test 15 (192 bit key, 8192 byte blocks): 407 operations in 1 seconds (3334144 bytes) > test 16 (256 bit key, 16 byte blocks): 38714 operations in 1 seconds (619424 bytes) > test 17 (256 bit key, 64 byte blocks): 24177 operations in 1 seconds (1547328 bytes) > test 18 (256 bit key, 256 byte blocks): 9864 operations in 1 seconds (2525184 bytes) > test 19 (256 bit key, 512 byte blocks): 5493 operations in 1 seconds (2812416 bytes) > test 20 (256 bit key, 1024 byte blocks): 2915 operations in 1 seconds (2984960 bytes) > test 21 (256 bit key, 2048 byte blocks): 1504 operations in 1 seconds (3080192 bytes) > test 22 (256 bit key, 4096 byte blocks): 764 operations in 1 seconds (3129344 bytes) > test 23 (256 bit key, 8192 byte blocks): 385 operations in 1 seconds (3153920 bytes) > > NEON accelerated: > > testing speed of async xts(aes) (xts-aes-neonbs) encryption > tcrypt: test 0 (256 bit key, 16 byte blocks): 203520 operations in 1 seconds (3256320 bytes) > tcrypt: test 1 (256 bit key, 64 byte blocks): 202474 operations in 1 seconds (12958336 bytes) > tcrypt: test 2 (256 bit key, 256 byte blocks): 116650 operations in 1 seconds (29862400 bytes) > tcrypt: test 3 (256 bit key, 1024 byte blocks): 33655 operations in 1 seconds (34462720 bytes) > tcrypt: test 4 (256 bit key, 8192 byte blocks): 4330 operations in 1 seconds (35471360 bytes) > tcrypt: test 5 (384 bit key, 16 byte blocks): 177757 operations in 1 seconds (2844112 bytes) > tcrypt: test 6 (384 bit key, 64 byte blocks): 176166 operations in 1 seconds (11274624 bytes) > tcrypt: test 7 (384 bit key, 256 byte blocks): 100618 operations in 1 seconds (25758208 bytes) > tcrypt: test 8 (384 bit key, 1024 byte blocks): 28715 operations in 1 seconds (29404160 bytes) > tcrypt: test 9 (384 bit key, 8192 byte blocks): 3690 operations in 1 seconds (30228480 bytes) > tcrypt: test 10 (512 bit key, 16 byte blocks): 157310 operations in 1 seconds (2516960 bytes) > tcrypt: test 11 (512 bit key, 64 byte blocks): 155785 operations in 1 seconds (9970240 bytes) > tcrypt: test 12 (512 bit key, 256 byte blocks): 88755 operations in 1 seconds (22721280 bytes) > tcrypt: test 13 (512 bit key, 1024 byte blocks): 25148 operations in 1 seconds (25751552 bytes) > tcrypt: test 14 (512 bit key, 8192 byte blocks): 3230 operations in 1 seconds (26460160 bytes) > > testing speed of gcm(aes) (gcm_base(ctr-aes-neonbs,ghash-ce)) encryption > test 0 (128 bit key, 16 byte blocks): 29731 operations in 1 seconds (475696 bytes) > test 1 (128 bit key, 64 byte blocks): 27946 operations in 1 seconds (1788544 bytes) > test 2 (128 bit key, 256 byte blocks): 16242 operations in 1 seconds (4157952 bytes) > test 3 (128 bit key, 512 byte blocks): 11364 operations in 1 seconds (5818368 bytes) > test 4 (128 bit key, 1024 byte blocks): 7103 operations in 1 seconds (7273472 bytes) > test 5 (128 bit key, 2048 byte blocks): 4057 operations in 1 seconds (8308736 bytes) > test 6 (128 bit key, 4096 byte blocks): 2187 operations in 1 seconds (8957952 bytes) > test 7 (128 bit key, 8192 byte blocks): 1127 operations in 1 seconds (9232384 bytes) > test 8 (192 bit key, 16 byte blocks): 28346 operations in 1 seconds (453536 bytes) > test 9 (192 bit key, 64 byte blocks): 26705 operations in 1 seconds (1709120 bytes) > test 10 (192 bit key, 256 byte blocks): 15043 operations in 1 seconds (3851008 bytes) > test 11 (192 bit key, 512 byte blocks): 10394 operations in 1 seconds (5321728 bytes) > test 12 (192 bit key, 1024 byte blocks): 6426 operations in 1 seconds (6580224 bytes) > test 13 (192 bit key, 2048 byte blocks): 3516 operations in 1 seconds (7200768 bytes) > test 14 (192 bit key, 4096 byte blocks): 1955 operations in 1 seconds (8007680 bytes) > test 15 (192 bit key, 8192 byte blocks): 1006 operations in 1 seconds (8241152 bytes) > test 16 (256 bit key, 16 byte blocks): 27086 operations in 1 seconds (433376 bytes) > test 17 (256 bit key, 64 byte blocks): 25591 operations in 1 seconds (1637824 bytes) > test 18 (256 bit key, 256 byte blocks): 14002 operations in 1 seconds (3584512 bytes) > test 19 (256 bit key, 512 byte blocks): 9575 operations in 1 seconds (4902400 bytes) > test 20 (256 bit key, 1024 byte blocks): 5867 operations in 1 seconds (6007808 bytes) > test 21 (256 bit key, 2048 byte blocks): 3307 operations in 1 seconds (6772736 bytes) > test 22 (256 bit key, 4096 byte blocks): 1767 operations in 1 seconds (7237632 bytes) > test 23 (256 bit key, 8192 byte blocks): 908 operations in 1 seconds (7438336 bytes) > -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
