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author | Horia Geantă <horia.geanta@freescale.com> | 2015-10-30 12:30:19 (GMT) |
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committer | Horia Geantă <horia.geanta@freescale.com> | 2015-11-03 07:41:18 (GMT) |
commit | 67ef9d132bb8d6e91863160e56ec62291c8b2be7 (patch) | |
tree | 60115ccddab2f4751f49202af04bacebe8cd2be4 /drivers/crypto/caam/regs.h | |
parent | 2c2766622da60bfddb25f67e04bba97e2cb4e97f (diff) | |
download | linux-fsl-qoriq-67ef9d132bb8d6e91863160e56ec62291c8b2be7.tar.xz |
crypto: caam - enable LARGE_BURST for enhancing DMA transactions size
Increasing CAAM DMA engine transaction size either
-reduces the number of required transactions or
-adds the ability to transfer more data with same transaction count
Signed-off-by: Horia Geantă <horia.geanta@freescale.com>
Diffstat (limited to 'drivers/crypto/caam/regs.h')
-rw-r--r-- | drivers/crypto/caam/regs.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/crypto/caam/regs.h b/drivers/crypto/caam/regs.h index 72193f8..b2715d4 100644 --- a/drivers/crypto/caam/regs.h +++ b/drivers/crypto/caam/regs.h @@ -413,7 +413,8 @@ struct caam_ctrl { #define MCFGR_AXIPIPE_MASK (0xf << MCFGR_AXIPIPE_SHIFT) #define MCFGR_AXIPRI 0x00000008 /* Assert AXI priority sideband */ -#define MCFGR_BURST_64 0x00000001 /* Max burst size */ +#define MCFGR_LARGE_BURST 0x00000004 /* 128/256-byte burst size */ +#define MCFGR_BURST_64 0x00000001 /* 64-byte burst size */ /* JRSTART register offsets */ #define JRSTART_JR0_START 0x00000001 /* Start Job ring 0 */ |