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| author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-05-30 14:45:06 +0200 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2013-05-30 14:45:06 +0200 |
| commit | a19b0dd62d7b8efc658fa1aa685ff5665878f3ee (patch) | |
| tree | 1fadf0fb3da83203ba28f209ec99e1b33e03f4d5 /arch/blackfin/lib/string.c | |
| parent | 60985bba58e7695dac1fddae8cdbb62d8cfd1254 (diff) | |
| parent | a71d45d706a5b51c348160163b6c159632273fed (diff) | |
Merge branch 'u-boot/master' into 'u-boot-arm/master'
Conflicts:
common/cmd_fpga.c
drivers/usb/host/ohci-at91.c
Diffstat (limited to 'arch/blackfin/lib/string.c')
| -rw-r--r-- | arch/blackfin/lib/string.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/blackfin/lib/string.c b/arch/blackfin/lib/string.c index 44d8c6d906..5b7ac0b91a 100644 --- a/arch/blackfin/lib/string.c +++ b/arch/blackfin/lib/string.c @@ -128,10 +128,12 @@ static void dma_calc_size(unsigned long ldst, unsigned long lsrc, size_t count, unsigned long limit; #ifdef MSIZE - limit = 6; + /* The max memory DMA memory transfer size is 32 bytes. */ + limit = 5; *dshift = MSIZE_P; #else - limit = 3; + /* The max memory DMA memory transfer size is 4 bytes. */ + limit = 2; *dshift = WDSIZE_P; #endif @@ -170,7 +172,8 @@ void dma_memcpy_nocache(void *dst, const void *src, size_t count) mod = 1 << bpos; #ifdef PSIZE - dsize |= min(3, bpos) << PSIZE_P; + /* The max memory DMA peripheral transfer size is 4 bytes. */ + dsize |= min(2, bpos) << PSIZE_P; #endif /* Copy sram functions from sdram to sram */ |